1f453ba04SDave Airlie /* 2f453ba04SDave Airlie * Copyright (c) 2006-2008 Intel Corporation 3f453ba04SDave Airlie * Copyright (c) 2007 Dave Airlie <airlied@linux.ie> 4f453ba04SDave Airlie * Copyright (c) 2008 Red Hat Inc. 5f453ba04SDave Airlie * 6f453ba04SDave Airlie * DRM core CRTC related functions 7f453ba04SDave Airlie * 8f453ba04SDave Airlie * Permission to use, copy, modify, distribute, and sell this software and its 9f453ba04SDave Airlie * documentation for any purpose is hereby granted without fee, provided that 10f453ba04SDave Airlie * the above copyright notice appear in all copies and that both that copyright 11f453ba04SDave Airlie * notice and this permission notice appear in supporting documentation, and 12f453ba04SDave Airlie * that the name of the copyright holders not be used in advertising or 13f453ba04SDave Airlie * publicity pertaining to distribution of the software without specific, 14f453ba04SDave Airlie * written prior permission. The copyright holders make no representations 15f453ba04SDave Airlie * about the suitability of this software for any purpose. It is provided "as 16f453ba04SDave Airlie * is" without express or implied warranty. 17f453ba04SDave Airlie * 18f453ba04SDave Airlie * THE COPYRIGHT HOLDERS DISCLAIM ALL WARRANTIES WITH REGARD TO THIS SOFTWARE, 19f453ba04SDave Airlie * INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS, IN NO 20f453ba04SDave Airlie * EVENT SHALL THE COPYRIGHT HOLDERS BE LIABLE FOR ANY SPECIAL, INDIRECT OR 21f453ba04SDave Airlie * CONSEQUENTIAL DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE, 22f453ba04SDave Airlie * DATA OR PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER 23f453ba04SDave Airlie * TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR PERFORMANCE 24f453ba04SDave Airlie * OF THIS SOFTWARE. 25f453ba04SDave Airlie * 26f453ba04SDave Airlie * Authors: 27f453ba04SDave Airlie * Keith Packard 28f453ba04SDave Airlie * Eric Anholt <eric@anholt.net> 29f453ba04SDave Airlie * Dave Airlie <airlied@linux.ie> 30f453ba04SDave Airlie * Jesse Barnes <jesse.barnes@intel.com> 31f453ba04SDave Airlie */ 32f453ba04SDave Airlie #include <linux/list.h> 335a0e3ad6STejun Heo #include <linux/slab.h> 342d1a8a48SPaul Gortmaker #include <linux/export.h> 35f453ba04SDave Airlie #include "drm.h" 36f453ba04SDave Airlie #include "drmP.h" 37f453ba04SDave Airlie #include "drm_crtc.h" 387466f4ccSAdam Jackson #include "drm_edid.h" 39308e5bcbSJesse Barnes #include "drm_fourcc.h" 40f453ba04SDave Airlie 41f453ba04SDave Airlie struct drm_prop_enum_list { 42f453ba04SDave Airlie int type; 43f453ba04SDave Airlie char *name; 44f453ba04SDave Airlie }; 45f453ba04SDave Airlie 46f453ba04SDave Airlie /* Avoid boilerplate. I'm tired of typing. */ 47f453ba04SDave Airlie #define DRM_ENUM_NAME_FN(fnname, list) \ 48f453ba04SDave Airlie char *fnname(int val) \ 49f453ba04SDave Airlie { \ 50f453ba04SDave Airlie int i; \ 51f453ba04SDave Airlie for (i = 0; i < ARRAY_SIZE(list); i++) { \ 52f453ba04SDave Airlie if (list[i].type == val) \ 53f453ba04SDave Airlie return list[i].name; \ 54f453ba04SDave Airlie } \ 55f453ba04SDave Airlie return "(unknown)"; \ 56f453ba04SDave Airlie } 57f453ba04SDave Airlie 58f453ba04SDave Airlie /* 59f453ba04SDave Airlie * Global properties 60f453ba04SDave Airlie */ 61f453ba04SDave Airlie static struct drm_prop_enum_list drm_dpms_enum_list[] = 62f453ba04SDave Airlie { { DRM_MODE_DPMS_ON, "On" }, 63f453ba04SDave Airlie { DRM_MODE_DPMS_STANDBY, "Standby" }, 64f453ba04SDave Airlie { DRM_MODE_DPMS_SUSPEND, "Suspend" }, 65f453ba04SDave Airlie { DRM_MODE_DPMS_OFF, "Off" } 66f453ba04SDave Airlie }; 67f453ba04SDave Airlie 68f453ba04SDave Airlie DRM_ENUM_NAME_FN(drm_get_dpms_name, drm_dpms_enum_list) 69f453ba04SDave Airlie 70f453ba04SDave Airlie /* 71f453ba04SDave Airlie * Optional properties 72f453ba04SDave Airlie */ 73f453ba04SDave Airlie static struct drm_prop_enum_list drm_scaling_mode_enum_list[] = 74f453ba04SDave Airlie { 7553bd8389SJesse Barnes { DRM_MODE_SCALE_NONE, "None" }, 7653bd8389SJesse Barnes { DRM_MODE_SCALE_FULLSCREEN, "Full" }, 7753bd8389SJesse Barnes { DRM_MODE_SCALE_CENTER, "Center" }, 7853bd8389SJesse Barnes { DRM_MODE_SCALE_ASPECT, "Full aspect" }, 79f453ba04SDave Airlie }; 80f453ba04SDave Airlie 81f453ba04SDave Airlie static struct drm_prop_enum_list drm_dithering_mode_enum_list[] = 82f453ba04SDave Airlie { 83f453ba04SDave Airlie { DRM_MODE_DITHERING_OFF, "Off" }, 84f453ba04SDave Airlie { DRM_MODE_DITHERING_ON, "On" }, 8592897b5cSBen Skeggs { DRM_MODE_DITHERING_AUTO, "Automatic" }, 86f453ba04SDave Airlie }; 87f453ba04SDave Airlie 88f453ba04SDave Airlie /* 89f453ba04SDave Airlie * Non-global properties, but "required" for certain connectors. 90f453ba04SDave Airlie */ 91f453ba04SDave Airlie static struct drm_prop_enum_list drm_dvi_i_select_enum_list[] = 92f453ba04SDave Airlie { 93f453ba04SDave Airlie { DRM_MODE_SUBCONNECTOR_Automatic, "Automatic" }, /* DVI-I and TV-out */ 94f453ba04SDave Airlie { DRM_MODE_SUBCONNECTOR_DVID, "DVI-D" }, /* DVI-I */ 95f453ba04SDave Airlie { DRM_MODE_SUBCONNECTOR_DVIA, "DVI-A" }, /* DVI-I */ 96f453ba04SDave Airlie }; 97f453ba04SDave Airlie 98f453ba04SDave Airlie DRM_ENUM_NAME_FN(drm_get_dvi_i_select_name, drm_dvi_i_select_enum_list) 99f453ba04SDave Airlie 100f453ba04SDave Airlie static struct drm_prop_enum_list drm_dvi_i_subconnector_enum_list[] = 101f453ba04SDave Airlie { 102f453ba04SDave Airlie { DRM_MODE_SUBCONNECTOR_Unknown, "Unknown" }, /* DVI-I and TV-out */ 103f453ba04SDave Airlie { DRM_MODE_SUBCONNECTOR_DVID, "DVI-D" }, /* DVI-I */ 104f453ba04SDave Airlie { DRM_MODE_SUBCONNECTOR_DVIA, "DVI-A" }, /* DVI-I */ 105f453ba04SDave Airlie }; 106f453ba04SDave Airlie 107f453ba04SDave Airlie DRM_ENUM_NAME_FN(drm_get_dvi_i_subconnector_name, 108f453ba04SDave Airlie drm_dvi_i_subconnector_enum_list) 109f453ba04SDave Airlie 110f453ba04SDave Airlie static struct drm_prop_enum_list drm_tv_select_enum_list[] = 111f453ba04SDave Airlie { 112f453ba04SDave Airlie { DRM_MODE_SUBCONNECTOR_Automatic, "Automatic" }, /* DVI-I and TV-out */ 113f453ba04SDave Airlie { DRM_MODE_SUBCONNECTOR_Composite, "Composite" }, /* TV-out */ 114f453ba04SDave Airlie { DRM_MODE_SUBCONNECTOR_SVIDEO, "SVIDEO" }, /* TV-out */ 115f453ba04SDave Airlie { DRM_MODE_SUBCONNECTOR_Component, "Component" }, /* TV-out */ 116aeaa1ad3SFrancisco Jerez { DRM_MODE_SUBCONNECTOR_SCART, "SCART" }, /* TV-out */ 117f453ba04SDave Airlie }; 118f453ba04SDave Airlie 119f453ba04SDave Airlie DRM_ENUM_NAME_FN(drm_get_tv_select_name, drm_tv_select_enum_list) 120f453ba04SDave Airlie 121f453ba04SDave Airlie static struct drm_prop_enum_list drm_tv_subconnector_enum_list[] = 122f453ba04SDave Airlie { 123f453ba04SDave Airlie { DRM_MODE_SUBCONNECTOR_Unknown, "Unknown" }, /* DVI-I and TV-out */ 124f453ba04SDave Airlie { DRM_MODE_SUBCONNECTOR_Composite, "Composite" }, /* TV-out */ 125f453ba04SDave Airlie { DRM_MODE_SUBCONNECTOR_SVIDEO, "SVIDEO" }, /* TV-out */ 126f453ba04SDave Airlie { DRM_MODE_SUBCONNECTOR_Component, "Component" }, /* TV-out */ 127aeaa1ad3SFrancisco Jerez { DRM_MODE_SUBCONNECTOR_SCART, "SCART" }, /* TV-out */ 128f453ba04SDave Airlie }; 129f453ba04SDave Airlie 130f453ba04SDave Airlie DRM_ENUM_NAME_FN(drm_get_tv_subconnector_name, 131f453ba04SDave Airlie drm_tv_subconnector_enum_list) 132f453ba04SDave Airlie 133884840aaSJakob Bornecrantz static struct drm_prop_enum_list drm_dirty_info_enum_list[] = { 134884840aaSJakob Bornecrantz { DRM_MODE_DIRTY_OFF, "Off" }, 135884840aaSJakob Bornecrantz { DRM_MODE_DIRTY_ON, "On" }, 136884840aaSJakob Bornecrantz { DRM_MODE_DIRTY_ANNOTATE, "Annotate" }, 137884840aaSJakob Bornecrantz }; 138884840aaSJakob Bornecrantz 139884840aaSJakob Bornecrantz DRM_ENUM_NAME_FN(drm_get_dirty_info_name, 140884840aaSJakob Bornecrantz drm_dirty_info_enum_list) 141884840aaSJakob Bornecrantz 142f453ba04SDave Airlie struct drm_conn_prop_enum_list { 143f453ba04SDave Airlie int type; 144f453ba04SDave Airlie char *name; 145f453ba04SDave Airlie int count; 146f453ba04SDave Airlie }; 147f453ba04SDave Airlie 148f453ba04SDave Airlie /* 149f453ba04SDave Airlie * Connector and encoder types. 150f453ba04SDave Airlie */ 151f453ba04SDave Airlie static struct drm_conn_prop_enum_list drm_connector_enum_list[] = 152f453ba04SDave Airlie { { DRM_MODE_CONNECTOR_Unknown, "Unknown", 0 }, 153f453ba04SDave Airlie { DRM_MODE_CONNECTOR_VGA, "VGA", 0 }, 154f453ba04SDave Airlie { DRM_MODE_CONNECTOR_DVII, "DVI-I", 0 }, 155f453ba04SDave Airlie { DRM_MODE_CONNECTOR_DVID, "DVI-D", 0 }, 156f453ba04SDave Airlie { DRM_MODE_CONNECTOR_DVIA, "DVI-A", 0 }, 157f453ba04SDave Airlie { DRM_MODE_CONNECTOR_Composite, "Composite", 0 }, 158f453ba04SDave Airlie { DRM_MODE_CONNECTOR_SVIDEO, "SVIDEO", 0 }, 159f453ba04SDave Airlie { DRM_MODE_CONNECTOR_LVDS, "LVDS", 0 }, 160f453ba04SDave Airlie { DRM_MODE_CONNECTOR_Component, "Component", 0 }, 161e76116caSAlex Deucher { DRM_MODE_CONNECTOR_9PinDIN, "DIN", 0 }, 162e76116caSAlex Deucher { DRM_MODE_CONNECTOR_DisplayPort, "DP", 0 }, 163e76116caSAlex Deucher { DRM_MODE_CONNECTOR_HDMIA, "HDMI-A", 0 }, 164e76116caSAlex Deucher { DRM_MODE_CONNECTOR_HDMIB, "HDMI-B", 0 }, 16574bd3c26SFrancisco Jerez { DRM_MODE_CONNECTOR_TV, "TV", 0 }, 166e76116caSAlex Deucher { DRM_MODE_CONNECTOR_eDP, "eDP", 0 }, 167a7331e5cSThomas Hellstrom { DRM_MODE_CONNECTOR_VIRTUAL, "Virtual", 0}, 168f453ba04SDave Airlie }; 169f453ba04SDave Airlie 170f453ba04SDave Airlie static struct drm_prop_enum_list drm_encoder_enum_list[] = 171f453ba04SDave Airlie { { DRM_MODE_ENCODER_NONE, "None" }, 172f453ba04SDave Airlie { DRM_MODE_ENCODER_DAC, "DAC" }, 173f453ba04SDave Airlie { DRM_MODE_ENCODER_TMDS, "TMDS" }, 174f453ba04SDave Airlie { DRM_MODE_ENCODER_LVDS, "LVDS" }, 175f453ba04SDave Airlie { DRM_MODE_ENCODER_TVDAC, "TV" }, 176a7331e5cSThomas Hellstrom { DRM_MODE_ENCODER_VIRTUAL, "Virtual" }, 177f453ba04SDave Airlie }; 178f453ba04SDave Airlie 179f453ba04SDave Airlie char *drm_get_encoder_name(struct drm_encoder *encoder) 180f453ba04SDave Airlie { 181f453ba04SDave Airlie static char buf[32]; 182f453ba04SDave Airlie 183f453ba04SDave Airlie snprintf(buf, 32, "%s-%d", 184f453ba04SDave Airlie drm_encoder_enum_list[encoder->encoder_type].name, 185f453ba04SDave Airlie encoder->base.id); 186f453ba04SDave Airlie return buf; 187f453ba04SDave Airlie } 18813a8195bSDave Airlie EXPORT_SYMBOL(drm_get_encoder_name); 189f453ba04SDave Airlie 190f453ba04SDave Airlie char *drm_get_connector_name(struct drm_connector *connector) 191f453ba04SDave Airlie { 192f453ba04SDave Airlie static char buf[32]; 193f453ba04SDave Airlie 194f453ba04SDave Airlie snprintf(buf, 32, "%s-%d", 195f453ba04SDave Airlie drm_connector_enum_list[connector->connector_type].name, 196f453ba04SDave Airlie connector->connector_type_id); 197f453ba04SDave Airlie return buf; 198f453ba04SDave Airlie } 199f453ba04SDave Airlie EXPORT_SYMBOL(drm_get_connector_name); 200f453ba04SDave Airlie 201f453ba04SDave Airlie char *drm_get_connector_status_name(enum drm_connector_status status) 202f453ba04SDave Airlie { 203f453ba04SDave Airlie if (status == connector_status_connected) 204f453ba04SDave Airlie return "connected"; 205f453ba04SDave Airlie else if (status == connector_status_disconnected) 206f453ba04SDave Airlie return "disconnected"; 207f453ba04SDave Airlie else 208f453ba04SDave Airlie return "unknown"; 209f453ba04SDave Airlie } 210f453ba04SDave Airlie 211f453ba04SDave Airlie /** 212f453ba04SDave Airlie * drm_mode_object_get - allocate a new identifier 213f453ba04SDave Airlie * @dev: DRM device 214f453ba04SDave Airlie * @ptr: object pointer, used to generate unique ID 215f453ba04SDave Airlie * @type: object type 216f453ba04SDave Airlie * 217f453ba04SDave Airlie * LOCKING: 218f453ba04SDave Airlie * 219f453ba04SDave Airlie * Create a unique identifier based on @ptr in @dev's identifier space. Used 220f453ba04SDave Airlie * for tracking modes, CRTCs and connectors. 221f453ba04SDave Airlie * 222f453ba04SDave Airlie * RETURNS: 223f453ba04SDave Airlie * New unique (relative to other objects in @dev) integer identifier for the 224f453ba04SDave Airlie * object. 225f453ba04SDave Airlie */ 226f453ba04SDave Airlie static int drm_mode_object_get(struct drm_device *dev, 227f453ba04SDave Airlie struct drm_mode_object *obj, uint32_t obj_type) 228f453ba04SDave Airlie { 229f453ba04SDave Airlie int new_id = 0; 230f453ba04SDave Airlie int ret; 231f453ba04SDave Airlie 232f453ba04SDave Airlie again: 233f453ba04SDave Airlie if (idr_pre_get(&dev->mode_config.crtc_idr, GFP_KERNEL) == 0) { 234f453ba04SDave Airlie DRM_ERROR("Ran out memory getting a mode number\n"); 235f453ba04SDave Airlie return -EINVAL; 236f453ba04SDave Airlie } 237f453ba04SDave Airlie 238ad2563c2SJesse Barnes mutex_lock(&dev->mode_config.idr_mutex); 239f453ba04SDave Airlie ret = idr_get_new_above(&dev->mode_config.crtc_idr, obj, 1, &new_id); 240ad2563c2SJesse Barnes mutex_unlock(&dev->mode_config.idr_mutex); 241f453ba04SDave Airlie if (ret == -EAGAIN) 242f453ba04SDave Airlie goto again; 243f453ba04SDave Airlie 244f453ba04SDave Airlie obj->id = new_id; 245f453ba04SDave Airlie obj->type = obj_type; 246f453ba04SDave Airlie return 0; 247f453ba04SDave Airlie } 248f453ba04SDave Airlie 249f453ba04SDave Airlie /** 250f453ba04SDave Airlie * drm_mode_object_put - free an identifer 251f453ba04SDave Airlie * @dev: DRM device 252f453ba04SDave Airlie * @id: ID to free 253f453ba04SDave Airlie * 254f453ba04SDave Airlie * LOCKING: 255f453ba04SDave Airlie * Caller must hold DRM mode_config lock. 256f453ba04SDave Airlie * 257f453ba04SDave Airlie * Free @id from @dev's unique identifier pool. 258f453ba04SDave Airlie */ 259f453ba04SDave Airlie static void drm_mode_object_put(struct drm_device *dev, 260f453ba04SDave Airlie struct drm_mode_object *object) 261f453ba04SDave Airlie { 262ad2563c2SJesse Barnes mutex_lock(&dev->mode_config.idr_mutex); 263f453ba04SDave Airlie idr_remove(&dev->mode_config.crtc_idr, object->id); 264ad2563c2SJesse Barnes mutex_unlock(&dev->mode_config.idr_mutex); 265f453ba04SDave Airlie } 266f453ba04SDave Airlie 2677a9c9060SDaniel Vetter struct drm_mode_object *drm_mode_object_find(struct drm_device *dev, 2687a9c9060SDaniel Vetter uint32_t id, uint32_t type) 269f453ba04SDave Airlie { 270ad2563c2SJesse Barnes struct drm_mode_object *obj = NULL; 271f453ba04SDave Airlie 272ad2563c2SJesse Barnes mutex_lock(&dev->mode_config.idr_mutex); 273f453ba04SDave Airlie obj = idr_find(&dev->mode_config.crtc_idr, id); 274f453ba04SDave Airlie if (!obj || (obj->type != type) || (obj->id != id)) 275ad2563c2SJesse Barnes obj = NULL; 276ad2563c2SJesse Barnes mutex_unlock(&dev->mode_config.idr_mutex); 277f453ba04SDave Airlie 278f453ba04SDave Airlie return obj; 279f453ba04SDave Airlie } 280f453ba04SDave Airlie EXPORT_SYMBOL(drm_mode_object_find); 281f453ba04SDave Airlie 282f453ba04SDave Airlie /** 283f453ba04SDave Airlie * drm_framebuffer_init - initialize a framebuffer 284f453ba04SDave Airlie * @dev: DRM device 285f453ba04SDave Airlie * 286f453ba04SDave Airlie * LOCKING: 287f453ba04SDave Airlie * Caller must hold mode config lock. 288f453ba04SDave Airlie * 289f453ba04SDave Airlie * Allocates an ID for the framebuffer's parent mode object, sets its mode 290f453ba04SDave Airlie * functions & device file and adds it to the master fd list. 291f453ba04SDave Airlie * 292f453ba04SDave Airlie * RETURNS: 293af901ca1SAndré Goddard Rosa * Zero on success, error code on failure. 294f453ba04SDave Airlie */ 295f453ba04SDave Airlie int drm_framebuffer_init(struct drm_device *dev, struct drm_framebuffer *fb, 296f453ba04SDave Airlie const struct drm_framebuffer_funcs *funcs) 297f453ba04SDave Airlie { 298f453ba04SDave Airlie int ret; 299f453ba04SDave Airlie 300f453ba04SDave Airlie ret = drm_mode_object_get(dev, &fb->base, DRM_MODE_OBJECT_FB); 301f453ba04SDave Airlie if (ret) { 302f453ba04SDave Airlie return ret; 303f453ba04SDave Airlie } 304f453ba04SDave Airlie 305f453ba04SDave Airlie fb->dev = dev; 306f453ba04SDave Airlie fb->funcs = funcs; 307f453ba04SDave Airlie dev->mode_config.num_fb++; 308f453ba04SDave Airlie list_add(&fb->head, &dev->mode_config.fb_list); 309f453ba04SDave Airlie 310f453ba04SDave Airlie return 0; 311f453ba04SDave Airlie } 312f453ba04SDave Airlie EXPORT_SYMBOL(drm_framebuffer_init); 313f453ba04SDave Airlie 314f453ba04SDave Airlie /** 315f453ba04SDave Airlie * drm_framebuffer_cleanup - remove a framebuffer object 316f453ba04SDave Airlie * @fb: framebuffer to remove 317f453ba04SDave Airlie * 318f453ba04SDave Airlie * LOCKING: 319f453ba04SDave Airlie * Caller must hold mode config lock. 320f453ba04SDave Airlie * 321f453ba04SDave Airlie * Scans all the CRTCs in @dev's mode_config. If they're using @fb, removes 322f453ba04SDave Airlie * it, setting it to NULL. 323f453ba04SDave Airlie */ 324f453ba04SDave Airlie void drm_framebuffer_cleanup(struct drm_framebuffer *fb) 325f453ba04SDave Airlie { 326f453ba04SDave Airlie struct drm_device *dev = fb->dev; 327f453ba04SDave Airlie struct drm_crtc *crtc; 3288cf5c917SJesse Barnes struct drm_plane *plane; 3295ef5f72fSDave Airlie struct drm_mode_set set; 3305ef5f72fSDave Airlie int ret; 331f453ba04SDave Airlie 332f453ba04SDave Airlie /* remove from any CRTC */ 333f453ba04SDave Airlie list_for_each_entry(crtc, &dev->mode_config.crtc_list, head) { 3345ef5f72fSDave Airlie if (crtc->fb == fb) { 3355ef5f72fSDave Airlie /* should turn off the crtc */ 3365ef5f72fSDave Airlie memset(&set, 0, sizeof(struct drm_mode_set)); 3375ef5f72fSDave Airlie set.crtc = crtc; 3385ef5f72fSDave Airlie set.fb = NULL; 3395ef5f72fSDave Airlie ret = crtc->funcs->set_config(&set); 3405ef5f72fSDave Airlie if (ret) 3415ef5f72fSDave Airlie DRM_ERROR("failed to reset crtc %p when fb was deleted\n", crtc); 3425ef5f72fSDave Airlie } 343f453ba04SDave Airlie } 344f453ba04SDave Airlie 3458cf5c917SJesse Barnes list_for_each_entry(plane, &dev->mode_config.plane_list, head) { 3468cf5c917SJesse Barnes if (plane->fb == fb) { 3478cf5c917SJesse Barnes /* should turn off the crtc */ 3488cf5c917SJesse Barnes ret = plane->funcs->disable_plane(plane); 3498cf5c917SJesse Barnes if (ret) 3508cf5c917SJesse Barnes DRM_ERROR("failed to disable plane with busy fb\n"); 3518cf5c917SJesse Barnes } 3528cf5c917SJesse Barnes } 3538cf5c917SJesse Barnes 354f453ba04SDave Airlie drm_mode_object_put(dev, &fb->base); 355f453ba04SDave Airlie list_del(&fb->head); 356f453ba04SDave Airlie dev->mode_config.num_fb--; 357f453ba04SDave Airlie } 358f453ba04SDave Airlie EXPORT_SYMBOL(drm_framebuffer_cleanup); 359f453ba04SDave Airlie 360f453ba04SDave Airlie /** 361f453ba04SDave Airlie * drm_crtc_init - Initialise a new CRTC object 362f453ba04SDave Airlie * @dev: DRM device 363f453ba04SDave Airlie * @crtc: CRTC object to init 364f453ba04SDave Airlie * @funcs: callbacks for the new CRTC 365f453ba04SDave Airlie * 366f453ba04SDave Airlie * LOCKING: 367f453ba04SDave Airlie * Caller must hold mode config lock. 368f453ba04SDave Airlie * 369f453ba04SDave Airlie * Inits a new object created as base part of an driver crtc object. 370f453ba04SDave Airlie */ 371f453ba04SDave Airlie void drm_crtc_init(struct drm_device *dev, struct drm_crtc *crtc, 372f453ba04SDave Airlie const struct drm_crtc_funcs *funcs) 373f453ba04SDave Airlie { 374f453ba04SDave Airlie crtc->dev = dev; 375f453ba04SDave Airlie crtc->funcs = funcs; 376f453ba04SDave Airlie 377f453ba04SDave Airlie mutex_lock(&dev->mode_config.mutex); 378f453ba04SDave Airlie drm_mode_object_get(dev, &crtc->base, DRM_MODE_OBJECT_CRTC); 379f453ba04SDave Airlie 380f453ba04SDave Airlie list_add_tail(&crtc->head, &dev->mode_config.crtc_list); 381f453ba04SDave Airlie dev->mode_config.num_crtc++; 382f453ba04SDave Airlie mutex_unlock(&dev->mode_config.mutex); 383f453ba04SDave Airlie } 384f453ba04SDave Airlie EXPORT_SYMBOL(drm_crtc_init); 385f453ba04SDave Airlie 386f453ba04SDave Airlie /** 387f453ba04SDave Airlie * drm_crtc_cleanup - Cleans up the core crtc usage. 388f453ba04SDave Airlie * @crtc: CRTC to cleanup 389f453ba04SDave Airlie * 390f453ba04SDave Airlie * LOCKING: 391f453ba04SDave Airlie * Caller must hold mode config lock. 392f453ba04SDave Airlie * 393f453ba04SDave Airlie * Cleanup @crtc. Removes from drm modesetting space 394f453ba04SDave Airlie * does NOT free object, caller does that. 395f453ba04SDave Airlie */ 396f453ba04SDave Airlie void drm_crtc_cleanup(struct drm_crtc *crtc) 397f453ba04SDave Airlie { 398f453ba04SDave Airlie struct drm_device *dev = crtc->dev; 399f453ba04SDave Airlie 400f453ba04SDave Airlie if (crtc->gamma_store) { 401f453ba04SDave Airlie kfree(crtc->gamma_store); 402f453ba04SDave Airlie crtc->gamma_store = NULL; 403f453ba04SDave Airlie } 404f453ba04SDave Airlie 405f453ba04SDave Airlie drm_mode_object_put(dev, &crtc->base); 406f453ba04SDave Airlie list_del(&crtc->head); 407f453ba04SDave Airlie dev->mode_config.num_crtc--; 408f453ba04SDave Airlie } 409f453ba04SDave Airlie EXPORT_SYMBOL(drm_crtc_cleanup); 410f453ba04SDave Airlie 411f453ba04SDave Airlie /** 412f453ba04SDave Airlie * drm_mode_probed_add - add a mode to a connector's probed mode list 413f453ba04SDave Airlie * @connector: connector the new mode 414f453ba04SDave Airlie * @mode: mode data 415f453ba04SDave Airlie * 416f453ba04SDave Airlie * LOCKING: 417f453ba04SDave Airlie * Caller must hold mode config lock. 418f453ba04SDave Airlie * 419f453ba04SDave Airlie * Add @mode to @connector's mode list for later use. 420f453ba04SDave Airlie */ 421f453ba04SDave Airlie void drm_mode_probed_add(struct drm_connector *connector, 422f453ba04SDave Airlie struct drm_display_mode *mode) 423f453ba04SDave Airlie { 424f453ba04SDave Airlie list_add(&mode->head, &connector->probed_modes); 425f453ba04SDave Airlie } 426f453ba04SDave Airlie EXPORT_SYMBOL(drm_mode_probed_add); 427f453ba04SDave Airlie 428f453ba04SDave Airlie /** 429f453ba04SDave Airlie * drm_mode_remove - remove and free a mode 430f453ba04SDave Airlie * @connector: connector list to modify 431f453ba04SDave Airlie * @mode: mode to remove 432f453ba04SDave Airlie * 433f453ba04SDave Airlie * LOCKING: 434f453ba04SDave Airlie * Caller must hold mode config lock. 435f453ba04SDave Airlie * 436f453ba04SDave Airlie * Remove @mode from @connector's mode list, then free it. 437f453ba04SDave Airlie */ 438f453ba04SDave Airlie void drm_mode_remove(struct drm_connector *connector, 439f453ba04SDave Airlie struct drm_display_mode *mode) 440f453ba04SDave Airlie { 441f453ba04SDave Airlie list_del(&mode->head); 442f453ba04SDave Airlie kfree(mode); 443f453ba04SDave Airlie } 444f453ba04SDave Airlie EXPORT_SYMBOL(drm_mode_remove); 445f453ba04SDave Airlie 446f453ba04SDave Airlie /** 447f453ba04SDave Airlie * drm_connector_init - Init a preallocated connector 448f453ba04SDave Airlie * @dev: DRM device 449f453ba04SDave Airlie * @connector: the connector to init 450f453ba04SDave Airlie * @funcs: callbacks for this connector 451f453ba04SDave Airlie * @name: user visible name of the connector 452f453ba04SDave Airlie * 453f453ba04SDave Airlie * LOCKING: 454f453ba04SDave Airlie * Caller must hold @dev's mode_config lock. 455f453ba04SDave Airlie * 456f453ba04SDave Airlie * Initialises a preallocated connector. Connectors should be 457f453ba04SDave Airlie * subclassed as part of driver connector objects. 458f453ba04SDave Airlie */ 459f453ba04SDave Airlie void drm_connector_init(struct drm_device *dev, 460f453ba04SDave Airlie struct drm_connector *connector, 461f453ba04SDave Airlie const struct drm_connector_funcs *funcs, 462f453ba04SDave Airlie int connector_type) 463f453ba04SDave Airlie { 464f453ba04SDave Airlie mutex_lock(&dev->mode_config.mutex); 465f453ba04SDave Airlie 466f453ba04SDave Airlie connector->dev = dev; 467f453ba04SDave Airlie connector->funcs = funcs; 468f453ba04SDave Airlie drm_mode_object_get(dev, &connector->base, DRM_MODE_OBJECT_CONNECTOR); 469f453ba04SDave Airlie connector->connector_type = connector_type; 470f453ba04SDave Airlie connector->connector_type_id = 471f453ba04SDave Airlie ++drm_connector_enum_list[connector_type].count; /* TODO */ 472f453ba04SDave Airlie INIT_LIST_HEAD(&connector->user_modes); 473f453ba04SDave Airlie INIT_LIST_HEAD(&connector->probed_modes); 474f453ba04SDave Airlie INIT_LIST_HEAD(&connector->modes); 475f453ba04SDave Airlie connector->edid_blob_ptr = NULL; 476f453ba04SDave Airlie 477f453ba04SDave Airlie list_add_tail(&connector->head, &dev->mode_config.connector_list); 478f453ba04SDave Airlie dev->mode_config.num_connector++; 479f453ba04SDave Airlie 480a7331e5cSThomas Hellstrom if (connector_type != DRM_MODE_CONNECTOR_VIRTUAL) 481f453ba04SDave Airlie drm_connector_attach_property(connector, 482a7331e5cSThomas Hellstrom dev->mode_config.edid_property, 483a7331e5cSThomas Hellstrom 0); 484f453ba04SDave Airlie 485f453ba04SDave Airlie drm_connector_attach_property(connector, 486f453ba04SDave Airlie dev->mode_config.dpms_property, 0); 487f453ba04SDave Airlie 488f453ba04SDave Airlie mutex_unlock(&dev->mode_config.mutex); 489f453ba04SDave Airlie } 490f453ba04SDave Airlie EXPORT_SYMBOL(drm_connector_init); 491f453ba04SDave Airlie 492f453ba04SDave Airlie /** 493f453ba04SDave Airlie * drm_connector_cleanup - cleans up an initialised connector 494f453ba04SDave Airlie * @connector: connector to cleanup 495f453ba04SDave Airlie * 496f453ba04SDave Airlie * LOCKING: 497f453ba04SDave Airlie * Caller must hold @dev's mode_config lock. 498f453ba04SDave Airlie * 499f453ba04SDave Airlie * Cleans up the connector but doesn't free the object. 500f453ba04SDave Airlie */ 501f453ba04SDave Airlie void drm_connector_cleanup(struct drm_connector *connector) 502f453ba04SDave Airlie { 503f453ba04SDave Airlie struct drm_device *dev = connector->dev; 504f453ba04SDave Airlie struct drm_display_mode *mode, *t; 505f453ba04SDave Airlie 506f453ba04SDave Airlie list_for_each_entry_safe(mode, t, &connector->probed_modes, head) 507f453ba04SDave Airlie drm_mode_remove(connector, mode); 508f453ba04SDave Airlie 509f453ba04SDave Airlie list_for_each_entry_safe(mode, t, &connector->modes, head) 510f453ba04SDave Airlie drm_mode_remove(connector, mode); 511f453ba04SDave Airlie 512f453ba04SDave Airlie list_for_each_entry_safe(mode, t, &connector->user_modes, head) 513f453ba04SDave Airlie drm_mode_remove(connector, mode); 514f453ba04SDave Airlie 515f453ba04SDave Airlie mutex_lock(&dev->mode_config.mutex); 516f453ba04SDave Airlie drm_mode_object_put(dev, &connector->base); 517f453ba04SDave Airlie list_del(&connector->head); 5186380c509SJoonyoung Shim dev->mode_config.num_connector--; 519f453ba04SDave Airlie mutex_unlock(&dev->mode_config.mutex); 520f453ba04SDave Airlie } 521f453ba04SDave Airlie EXPORT_SYMBOL(drm_connector_cleanup); 522f453ba04SDave Airlie 523f453ba04SDave Airlie void drm_encoder_init(struct drm_device *dev, 524f453ba04SDave Airlie struct drm_encoder *encoder, 525f453ba04SDave Airlie const struct drm_encoder_funcs *funcs, 526f453ba04SDave Airlie int encoder_type) 527f453ba04SDave Airlie { 528f453ba04SDave Airlie mutex_lock(&dev->mode_config.mutex); 529f453ba04SDave Airlie 530f453ba04SDave Airlie encoder->dev = dev; 531f453ba04SDave Airlie 532f453ba04SDave Airlie drm_mode_object_get(dev, &encoder->base, DRM_MODE_OBJECT_ENCODER); 533f453ba04SDave Airlie encoder->encoder_type = encoder_type; 534f453ba04SDave Airlie encoder->funcs = funcs; 535f453ba04SDave Airlie 536f453ba04SDave Airlie list_add_tail(&encoder->head, &dev->mode_config.encoder_list); 537f453ba04SDave Airlie dev->mode_config.num_encoder++; 538f453ba04SDave Airlie 539f453ba04SDave Airlie mutex_unlock(&dev->mode_config.mutex); 540f453ba04SDave Airlie } 541f453ba04SDave Airlie EXPORT_SYMBOL(drm_encoder_init); 542f453ba04SDave Airlie 543f453ba04SDave Airlie void drm_encoder_cleanup(struct drm_encoder *encoder) 544f453ba04SDave Airlie { 545f453ba04SDave Airlie struct drm_device *dev = encoder->dev; 546f453ba04SDave Airlie mutex_lock(&dev->mode_config.mutex); 547f453ba04SDave Airlie drm_mode_object_put(dev, &encoder->base); 548f453ba04SDave Airlie list_del(&encoder->head); 5496380c509SJoonyoung Shim dev->mode_config.num_encoder--; 550f453ba04SDave Airlie mutex_unlock(&dev->mode_config.mutex); 551f453ba04SDave Airlie } 552f453ba04SDave Airlie EXPORT_SYMBOL(drm_encoder_cleanup); 553f453ba04SDave Airlie 5548cf5c917SJesse Barnes int drm_plane_init(struct drm_device *dev, struct drm_plane *plane, 5558cf5c917SJesse Barnes unsigned long possible_crtcs, 5568cf5c917SJesse Barnes const struct drm_plane_funcs *funcs, 5578cf5c917SJesse Barnes uint32_t *formats, uint32_t format_count) 5588cf5c917SJesse Barnes { 5598cf5c917SJesse Barnes mutex_lock(&dev->mode_config.mutex); 5608cf5c917SJesse Barnes 5618cf5c917SJesse Barnes plane->dev = dev; 5628cf5c917SJesse Barnes drm_mode_object_get(dev, &plane->base, DRM_MODE_OBJECT_PLANE); 5638cf5c917SJesse Barnes plane->funcs = funcs; 5648cf5c917SJesse Barnes plane->format_types = kmalloc(sizeof(uint32_t) * format_count, 5658cf5c917SJesse Barnes GFP_KERNEL); 5668cf5c917SJesse Barnes if (!plane->format_types) { 5678cf5c917SJesse Barnes DRM_DEBUG_KMS("out of memory when allocating plane\n"); 5688cf5c917SJesse Barnes drm_mode_object_put(dev, &plane->base); 56910bf573bSVille Syrjälä mutex_unlock(&dev->mode_config.mutex); 5708cf5c917SJesse Barnes return -ENOMEM; 5718cf5c917SJesse Barnes } 5728cf5c917SJesse Barnes 573308e5bcbSJesse Barnes memcpy(plane->format_types, formats, format_count * sizeof(uint32_t)); 5748cf5c917SJesse Barnes plane->format_count = format_count; 5758cf5c917SJesse Barnes plane->possible_crtcs = possible_crtcs; 5768cf5c917SJesse Barnes 5778cf5c917SJesse Barnes list_add_tail(&plane->head, &dev->mode_config.plane_list); 5788cf5c917SJesse Barnes dev->mode_config.num_plane++; 5798cf5c917SJesse Barnes 5808cf5c917SJesse Barnes mutex_unlock(&dev->mode_config.mutex); 5818cf5c917SJesse Barnes 5828cf5c917SJesse Barnes return 0; 5838cf5c917SJesse Barnes } 5848cf5c917SJesse Barnes EXPORT_SYMBOL(drm_plane_init); 5858cf5c917SJesse Barnes 5868cf5c917SJesse Barnes void drm_plane_cleanup(struct drm_plane *plane) 5878cf5c917SJesse Barnes { 5888cf5c917SJesse Barnes struct drm_device *dev = plane->dev; 5898cf5c917SJesse Barnes 5908cf5c917SJesse Barnes mutex_lock(&dev->mode_config.mutex); 5918cf5c917SJesse Barnes kfree(plane->format_types); 5928cf5c917SJesse Barnes drm_mode_object_put(dev, &plane->base); 5938cf5c917SJesse Barnes list_del(&plane->head); 5948cf5c917SJesse Barnes dev->mode_config.num_plane--; 5958cf5c917SJesse Barnes mutex_unlock(&dev->mode_config.mutex); 5968cf5c917SJesse Barnes } 5978cf5c917SJesse Barnes EXPORT_SYMBOL(drm_plane_cleanup); 5988cf5c917SJesse Barnes 599f453ba04SDave Airlie /** 600f453ba04SDave Airlie * drm_mode_create - create a new display mode 601f453ba04SDave Airlie * @dev: DRM device 602f453ba04SDave Airlie * 603f453ba04SDave Airlie * LOCKING: 604f453ba04SDave Airlie * Caller must hold DRM mode_config lock. 605f453ba04SDave Airlie * 606f453ba04SDave Airlie * Create a new drm_display_mode, give it an ID, and return it. 607f453ba04SDave Airlie * 608f453ba04SDave Airlie * RETURNS: 609f453ba04SDave Airlie * Pointer to new mode on success, NULL on error. 610f453ba04SDave Airlie */ 611f453ba04SDave Airlie struct drm_display_mode *drm_mode_create(struct drm_device *dev) 612f453ba04SDave Airlie { 613f453ba04SDave Airlie struct drm_display_mode *nmode; 614f453ba04SDave Airlie 615f453ba04SDave Airlie nmode = kzalloc(sizeof(struct drm_display_mode), GFP_KERNEL); 616f453ba04SDave Airlie if (!nmode) 617f453ba04SDave Airlie return NULL; 618f453ba04SDave Airlie 619f453ba04SDave Airlie drm_mode_object_get(dev, &nmode->base, DRM_MODE_OBJECT_MODE); 620f453ba04SDave Airlie return nmode; 621f453ba04SDave Airlie } 622f453ba04SDave Airlie EXPORT_SYMBOL(drm_mode_create); 623f453ba04SDave Airlie 624f453ba04SDave Airlie /** 625f453ba04SDave Airlie * drm_mode_destroy - remove a mode 626f453ba04SDave Airlie * @dev: DRM device 627f453ba04SDave Airlie * @mode: mode to remove 628f453ba04SDave Airlie * 629f453ba04SDave Airlie * LOCKING: 630f453ba04SDave Airlie * Caller must hold mode config lock. 631f453ba04SDave Airlie * 632f453ba04SDave Airlie * Free @mode's unique identifier, then free it. 633f453ba04SDave Airlie */ 634f453ba04SDave Airlie void drm_mode_destroy(struct drm_device *dev, struct drm_display_mode *mode) 635f453ba04SDave Airlie { 636f453ba04SDave Airlie drm_mode_object_put(dev, &mode->base); 637f453ba04SDave Airlie 638f453ba04SDave Airlie kfree(mode); 639f453ba04SDave Airlie } 640f453ba04SDave Airlie EXPORT_SYMBOL(drm_mode_destroy); 641f453ba04SDave Airlie 642f453ba04SDave Airlie static int drm_mode_create_standard_connector_properties(struct drm_device *dev) 643f453ba04SDave Airlie { 644f453ba04SDave Airlie struct drm_property *edid; 645f453ba04SDave Airlie struct drm_property *dpms; 646f453ba04SDave Airlie int i; 647f453ba04SDave Airlie 648f453ba04SDave Airlie /* 649f453ba04SDave Airlie * Standard properties (apply to all connectors) 650f453ba04SDave Airlie */ 651f453ba04SDave Airlie edid = drm_property_create(dev, DRM_MODE_PROP_BLOB | 652f453ba04SDave Airlie DRM_MODE_PROP_IMMUTABLE, 653f453ba04SDave Airlie "EDID", 0); 654f453ba04SDave Airlie dev->mode_config.edid_property = edid; 655f453ba04SDave Airlie 656f453ba04SDave Airlie dpms = drm_property_create(dev, DRM_MODE_PROP_ENUM, 657f453ba04SDave Airlie "DPMS", ARRAY_SIZE(drm_dpms_enum_list)); 658f453ba04SDave Airlie for (i = 0; i < ARRAY_SIZE(drm_dpms_enum_list); i++) 659f453ba04SDave Airlie drm_property_add_enum(dpms, i, drm_dpms_enum_list[i].type, 660f453ba04SDave Airlie drm_dpms_enum_list[i].name); 661f453ba04SDave Airlie dev->mode_config.dpms_property = dpms; 662f453ba04SDave Airlie 663f453ba04SDave Airlie return 0; 664f453ba04SDave Airlie } 665f453ba04SDave Airlie 666f453ba04SDave Airlie /** 667f453ba04SDave Airlie * drm_mode_create_dvi_i_properties - create DVI-I specific connector properties 668f453ba04SDave Airlie * @dev: DRM device 669f453ba04SDave Airlie * 670f453ba04SDave Airlie * Called by a driver the first time a DVI-I connector is made. 671f453ba04SDave Airlie */ 672f453ba04SDave Airlie int drm_mode_create_dvi_i_properties(struct drm_device *dev) 673f453ba04SDave Airlie { 674f453ba04SDave Airlie struct drm_property *dvi_i_selector; 675f453ba04SDave Airlie struct drm_property *dvi_i_subconnector; 676f453ba04SDave Airlie int i; 677f453ba04SDave Airlie 678f453ba04SDave Airlie if (dev->mode_config.dvi_i_select_subconnector_property) 679f453ba04SDave Airlie return 0; 680f453ba04SDave Airlie 681f453ba04SDave Airlie dvi_i_selector = 682f453ba04SDave Airlie drm_property_create(dev, DRM_MODE_PROP_ENUM, 683f453ba04SDave Airlie "select subconnector", 684f453ba04SDave Airlie ARRAY_SIZE(drm_dvi_i_select_enum_list)); 685f453ba04SDave Airlie for (i = 0; i < ARRAY_SIZE(drm_dvi_i_select_enum_list); i++) 686f453ba04SDave Airlie drm_property_add_enum(dvi_i_selector, i, 687f453ba04SDave Airlie drm_dvi_i_select_enum_list[i].type, 688f453ba04SDave Airlie drm_dvi_i_select_enum_list[i].name); 689f453ba04SDave Airlie dev->mode_config.dvi_i_select_subconnector_property = dvi_i_selector; 690f453ba04SDave Airlie 691f453ba04SDave Airlie dvi_i_subconnector = 692f453ba04SDave Airlie drm_property_create(dev, DRM_MODE_PROP_ENUM | 693f453ba04SDave Airlie DRM_MODE_PROP_IMMUTABLE, 694f453ba04SDave Airlie "subconnector", 695f453ba04SDave Airlie ARRAY_SIZE(drm_dvi_i_subconnector_enum_list)); 696f453ba04SDave Airlie for (i = 0; i < ARRAY_SIZE(drm_dvi_i_subconnector_enum_list); i++) 697f453ba04SDave Airlie drm_property_add_enum(dvi_i_subconnector, i, 698f453ba04SDave Airlie drm_dvi_i_subconnector_enum_list[i].type, 699f453ba04SDave Airlie drm_dvi_i_subconnector_enum_list[i].name); 700f453ba04SDave Airlie dev->mode_config.dvi_i_subconnector_property = dvi_i_subconnector; 701f453ba04SDave Airlie 702f453ba04SDave Airlie return 0; 703f453ba04SDave Airlie } 704f453ba04SDave Airlie EXPORT_SYMBOL(drm_mode_create_dvi_i_properties); 705f453ba04SDave Airlie 706f453ba04SDave Airlie /** 707f453ba04SDave Airlie * drm_create_tv_properties - create TV specific connector properties 708f453ba04SDave Airlie * @dev: DRM device 709f453ba04SDave Airlie * @num_modes: number of different TV formats (modes) supported 710f453ba04SDave Airlie * @modes: array of pointers to strings containing name of each format 711f453ba04SDave Airlie * 712f453ba04SDave Airlie * Called by a driver's TV initialization routine, this function creates 713f453ba04SDave Airlie * the TV specific connector properties for a given device. Caller is 714f453ba04SDave Airlie * responsible for allocating a list of format names and passing them to 715f453ba04SDave Airlie * this routine. 716f453ba04SDave Airlie */ 717f453ba04SDave Airlie int drm_mode_create_tv_properties(struct drm_device *dev, int num_modes, 718f453ba04SDave Airlie char *modes[]) 719f453ba04SDave Airlie { 720f453ba04SDave Airlie struct drm_property *tv_selector; 721f453ba04SDave Airlie struct drm_property *tv_subconnector; 722f453ba04SDave Airlie int i; 723f453ba04SDave Airlie 724f453ba04SDave Airlie if (dev->mode_config.tv_select_subconnector_property) 725f453ba04SDave Airlie return 0; 726f453ba04SDave Airlie 727f453ba04SDave Airlie /* 728f453ba04SDave Airlie * Basic connector properties 729f453ba04SDave Airlie */ 730f453ba04SDave Airlie tv_selector = drm_property_create(dev, DRM_MODE_PROP_ENUM, 731f453ba04SDave Airlie "select subconnector", 732f453ba04SDave Airlie ARRAY_SIZE(drm_tv_select_enum_list)); 733f453ba04SDave Airlie for (i = 0; i < ARRAY_SIZE(drm_tv_select_enum_list); i++) 734f453ba04SDave Airlie drm_property_add_enum(tv_selector, i, 735f453ba04SDave Airlie drm_tv_select_enum_list[i].type, 736f453ba04SDave Airlie drm_tv_select_enum_list[i].name); 737f453ba04SDave Airlie dev->mode_config.tv_select_subconnector_property = tv_selector; 738f453ba04SDave Airlie 739f453ba04SDave Airlie tv_subconnector = 740f453ba04SDave Airlie drm_property_create(dev, DRM_MODE_PROP_ENUM | 741f453ba04SDave Airlie DRM_MODE_PROP_IMMUTABLE, "subconnector", 742f453ba04SDave Airlie ARRAY_SIZE(drm_tv_subconnector_enum_list)); 743f453ba04SDave Airlie for (i = 0; i < ARRAY_SIZE(drm_tv_subconnector_enum_list); i++) 744f453ba04SDave Airlie drm_property_add_enum(tv_subconnector, i, 745f453ba04SDave Airlie drm_tv_subconnector_enum_list[i].type, 746f453ba04SDave Airlie drm_tv_subconnector_enum_list[i].name); 747f453ba04SDave Airlie dev->mode_config.tv_subconnector_property = tv_subconnector; 748f453ba04SDave Airlie 749f453ba04SDave Airlie /* 750f453ba04SDave Airlie * Other, TV specific properties: margins & TV modes. 751f453ba04SDave Airlie */ 752f453ba04SDave Airlie dev->mode_config.tv_left_margin_property = 753f453ba04SDave Airlie drm_property_create(dev, DRM_MODE_PROP_RANGE, 754f453ba04SDave Airlie "left margin", 2); 755f453ba04SDave Airlie dev->mode_config.tv_left_margin_property->values[0] = 0; 756f453ba04SDave Airlie dev->mode_config.tv_left_margin_property->values[1] = 100; 757f453ba04SDave Airlie 758f453ba04SDave Airlie dev->mode_config.tv_right_margin_property = 759f453ba04SDave Airlie drm_property_create(dev, DRM_MODE_PROP_RANGE, 760f453ba04SDave Airlie "right margin", 2); 761f453ba04SDave Airlie dev->mode_config.tv_right_margin_property->values[0] = 0; 762f453ba04SDave Airlie dev->mode_config.tv_right_margin_property->values[1] = 100; 763f453ba04SDave Airlie 764f453ba04SDave Airlie dev->mode_config.tv_top_margin_property = 765f453ba04SDave Airlie drm_property_create(dev, DRM_MODE_PROP_RANGE, 766f453ba04SDave Airlie "top margin", 2); 767f453ba04SDave Airlie dev->mode_config.tv_top_margin_property->values[0] = 0; 768f453ba04SDave Airlie dev->mode_config.tv_top_margin_property->values[1] = 100; 769f453ba04SDave Airlie 770f453ba04SDave Airlie dev->mode_config.tv_bottom_margin_property = 771f453ba04SDave Airlie drm_property_create(dev, DRM_MODE_PROP_RANGE, 772f453ba04SDave Airlie "bottom margin", 2); 773f453ba04SDave Airlie dev->mode_config.tv_bottom_margin_property->values[0] = 0; 774f453ba04SDave Airlie dev->mode_config.tv_bottom_margin_property->values[1] = 100; 775f453ba04SDave Airlie 776f453ba04SDave Airlie dev->mode_config.tv_mode_property = 777f453ba04SDave Airlie drm_property_create(dev, DRM_MODE_PROP_ENUM, 778f453ba04SDave Airlie "mode", num_modes); 779f453ba04SDave Airlie for (i = 0; i < num_modes; i++) 780f453ba04SDave Airlie drm_property_add_enum(dev->mode_config.tv_mode_property, i, 781f453ba04SDave Airlie i, modes[i]); 782f453ba04SDave Airlie 783b6b7902eSFrancisco Jerez dev->mode_config.tv_brightness_property = 784b6b7902eSFrancisco Jerez drm_property_create(dev, DRM_MODE_PROP_RANGE, 785b6b7902eSFrancisco Jerez "brightness", 2); 786b6b7902eSFrancisco Jerez dev->mode_config.tv_brightness_property->values[0] = 0; 787b6b7902eSFrancisco Jerez dev->mode_config.tv_brightness_property->values[1] = 100; 788b6b7902eSFrancisco Jerez 789b6b7902eSFrancisco Jerez dev->mode_config.tv_contrast_property = 790b6b7902eSFrancisco Jerez drm_property_create(dev, DRM_MODE_PROP_RANGE, 791b6b7902eSFrancisco Jerez "contrast", 2); 792b6b7902eSFrancisco Jerez dev->mode_config.tv_contrast_property->values[0] = 0; 793b6b7902eSFrancisco Jerez dev->mode_config.tv_contrast_property->values[1] = 100; 794b6b7902eSFrancisco Jerez 795b6b7902eSFrancisco Jerez dev->mode_config.tv_flicker_reduction_property = 796b6b7902eSFrancisco Jerez drm_property_create(dev, DRM_MODE_PROP_RANGE, 797b6b7902eSFrancisco Jerez "flicker reduction", 2); 798b6b7902eSFrancisco Jerez dev->mode_config.tv_flicker_reduction_property->values[0] = 0; 799b6b7902eSFrancisco Jerez dev->mode_config.tv_flicker_reduction_property->values[1] = 100; 800b6b7902eSFrancisco Jerez 801a75f0236SFrancisco Jerez dev->mode_config.tv_overscan_property = 802a75f0236SFrancisco Jerez drm_property_create(dev, DRM_MODE_PROP_RANGE, 803a75f0236SFrancisco Jerez "overscan", 2); 804a75f0236SFrancisco Jerez dev->mode_config.tv_overscan_property->values[0] = 0; 805a75f0236SFrancisco Jerez dev->mode_config.tv_overscan_property->values[1] = 100; 806a75f0236SFrancisco Jerez 807a75f0236SFrancisco Jerez dev->mode_config.tv_saturation_property = 808a75f0236SFrancisco Jerez drm_property_create(dev, DRM_MODE_PROP_RANGE, 809a75f0236SFrancisco Jerez "saturation", 2); 810a75f0236SFrancisco Jerez dev->mode_config.tv_saturation_property->values[0] = 0; 811a75f0236SFrancisco Jerez dev->mode_config.tv_saturation_property->values[1] = 100; 812a75f0236SFrancisco Jerez 813a75f0236SFrancisco Jerez dev->mode_config.tv_hue_property = 814a75f0236SFrancisco Jerez drm_property_create(dev, DRM_MODE_PROP_RANGE, 815a75f0236SFrancisco Jerez "hue", 2); 816a75f0236SFrancisco Jerez dev->mode_config.tv_hue_property->values[0] = 0; 817a75f0236SFrancisco Jerez dev->mode_config.tv_hue_property->values[1] = 100; 818a75f0236SFrancisco Jerez 819f453ba04SDave Airlie return 0; 820f453ba04SDave Airlie } 821f453ba04SDave Airlie EXPORT_SYMBOL(drm_mode_create_tv_properties); 822f453ba04SDave Airlie 823f453ba04SDave Airlie /** 824f453ba04SDave Airlie * drm_mode_create_scaling_mode_property - create scaling mode property 825f453ba04SDave Airlie * @dev: DRM device 826f453ba04SDave Airlie * 827f453ba04SDave Airlie * Called by a driver the first time it's needed, must be attached to desired 828f453ba04SDave Airlie * connectors. 829f453ba04SDave Airlie */ 830f453ba04SDave Airlie int drm_mode_create_scaling_mode_property(struct drm_device *dev) 831f453ba04SDave Airlie { 832f453ba04SDave Airlie struct drm_property *scaling_mode; 833f453ba04SDave Airlie int i; 834f453ba04SDave Airlie 835f453ba04SDave Airlie if (dev->mode_config.scaling_mode_property) 836f453ba04SDave Airlie return 0; 837f453ba04SDave Airlie 838f453ba04SDave Airlie scaling_mode = 839f453ba04SDave Airlie drm_property_create(dev, DRM_MODE_PROP_ENUM, "scaling mode", 840f453ba04SDave Airlie ARRAY_SIZE(drm_scaling_mode_enum_list)); 841f453ba04SDave Airlie for (i = 0; i < ARRAY_SIZE(drm_scaling_mode_enum_list); i++) 842f453ba04SDave Airlie drm_property_add_enum(scaling_mode, i, 843f453ba04SDave Airlie drm_scaling_mode_enum_list[i].type, 844f453ba04SDave Airlie drm_scaling_mode_enum_list[i].name); 845f453ba04SDave Airlie 846f453ba04SDave Airlie dev->mode_config.scaling_mode_property = scaling_mode; 847f453ba04SDave Airlie 848f453ba04SDave Airlie return 0; 849f453ba04SDave Airlie } 850f453ba04SDave Airlie EXPORT_SYMBOL(drm_mode_create_scaling_mode_property); 851f453ba04SDave Airlie 852f453ba04SDave Airlie /** 853f453ba04SDave Airlie * drm_mode_create_dithering_property - create dithering property 854f453ba04SDave Airlie * @dev: DRM device 855f453ba04SDave Airlie * 856f453ba04SDave Airlie * Called by a driver the first time it's needed, must be attached to desired 857f453ba04SDave Airlie * connectors. 858f453ba04SDave Airlie */ 859f453ba04SDave Airlie int drm_mode_create_dithering_property(struct drm_device *dev) 860f453ba04SDave Airlie { 861f453ba04SDave Airlie struct drm_property *dithering_mode; 862f453ba04SDave Airlie int i; 863f453ba04SDave Airlie 864f453ba04SDave Airlie if (dev->mode_config.dithering_mode_property) 865f453ba04SDave Airlie return 0; 866f453ba04SDave Airlie 867f453ba04SDave Airlie dithering_mode = 868f453ba04SDave Airlie drm_property_create(dev, DRM_MODE_PROP_ENUM, "dithering", 869f453ba04SDave Airlie ARRAY_SIZE(drm_dithering_mode_enum_list)); 870f453ba04SDave Airlie for (i = 0; i < ARRAY_SIZE(drm_dithering_mode_enum_list); i++) 871f453ba04SDave Airlie drm_property_add_enum(dithering_mode, i, 872f453ba04SDave Airlie drm_dithering_mode_enum_list[i].type, 873f453ba04SDave Airlie drm_dithering_mode_enum_list[i].name); 874f453ba04SDave Airlie dev->mode_config.dithering_mode_property = dithering_mode; 875f453ba04SDave Airlie 876f453ba04SDave Airlie return 0; 877f453ba04SDave Airlie } 878f453ba04SDave Airlie EXPORT_SYMBOL(drm_mode_create_dithering_property); 879f453ba04SDave Airlie 880f453ba04SDave Airlie /** 881884840aaSJakob Bornecrantz * drm_mode_create_dirty_property - create dirty property 882884840aaSJakob Bornecrantz * @dev: DRM device 883884840aaSJakob Bornecrantz * 884884840aaSJakob Bornecrantz * Called by a driver the first time it's needed, must be attached to desired 885884840aaSJakob Bornecrantz * connectors. 886884840aaSJakob Bornecrantz */ 887884840aaSJakob Bornecrantz int drm_mode_create_dirty_info_property(struct drm_device *dev) 888884840aaSJakob Bornecrantz { 889884840aaSJakob Bornecrantz struct drm_property *dirty_info; 890884840aaSJakob Bornecrantz int i; 891884840aaSJakob Bornecrantz 892884840aaSJakob Bornecrantz if (dev->mode_config.dirty_info_property) 893884840aaSJakob Bornecrantz return 0; 894884840aaSJakob Bornecrantz 895884840aaSJakob Bornecrantz dirty_info = 896884840aaSJakob Bornecrantz drm_property_create(dev, DRM_MODE_PROP_ENUM | 897884840aaSJakob Bornecrantz DRM_MODE_PROP_IMMUTABLE, 898884840aaSJakob Bornecrantz "dirty", 899884840aaSJakob Bornecrantz ARRAY_SIZE(drm_dirty_info_enum_list)); 900884840aaSJakob Bornecrantz for (i = 0; i < ARRAY_SIZE(drm_dirty_info_enum_list); i++) 901884840aaSJakob Bornecrantz drm_property_add_enum(dirty_info, i, 902884840aaSJakob Bornecrantz drm_dirty_info_enum_list[i].type, 903884840aaSJakob Bornecrantz drm_dirty_info_enum_list[i].name); 904884840aaSJakob Bornecrantz dev->mode_config.dirty_info_property = dirty_info; 905884840aaSJakob Bornecrantz 906884840aaSJakob Bornecrantz return 0; 907884840aaSJakob Bornecrantz } 908884840aaSJakob Bornecrantz EXPORT_SYMBOL(drm_mode_create_dirty_info_property); 909884840aaSJakob Bornecrantz 910884840aaSJakob Bornecrantz /** 911f453ba04SDave Airlie * drm_mode_config_init - initialize DRM mode_configuration structure 912f453ba04SDave Airlie * @dev: DRM device 913f453ba04SDave Airlie * 914f453ba04SDave Airlie * LOCKING: 915f453ba04SDave Airlie * None, should happen single threaded at init time. 916f453ba04SDave Airlie * 917f453ba04SDave Airlie * Initialize @dev's mode_config structure, used for tracking the graphics 918f453ba04SDave Airlie * configuration of @dev. 919f453ba04SDave Airlie */ 920f453ba04SDave Airlie void drm_mode_config_init(struct drm_device *dev) 921f453ba04SDave Airlie { 922f453ba04SDave Airlie mutex_init(&dev->mode_config.mutex); 923ad2563c2SJesse Barnes mutex_init(&dev->mode_config.idr_mutex); 924f453ba04SDave Airlie INIT_LIST_HEAD(&dev->mode_config.fb_list); 925f453ba04SDave Airlie INIT_LIST_HEAD(&dev->mode_config.crtc_list); 926f453ba04SDave Airlie INIT_LIST_HEAD(&dev->mode_config.connector_list); 927f453ba04SDave Airlie INIT_LIST_HEAD(&dev->mode_config.encoder_list); 928f453ba04SDave Airlie INIT_LIST_HEAD(&dev->mode_config.property_list); 929f453ba04SDave Airlie INIT_LIST_HEAD(&dev->mode_config.property_blob_list); 9308cf5c917SJesse Barnes INIT_LIST_HEAD(&dev->mode_config.plane_list); 931f453ba04SDave Airlie idr_init(&dev->mode_config.crtc_idr); 932f453ba04SDave Airlie 933f453ba04SDave Airlie mutex_lock(&dev->mode_config.mutex); 934f453ba04SDave Airlie drm_mode_create_standard_connector_properties(dev); 935f453ba04SDave Airlie mutex_unlock(&dev->mode_config.mutex); 936f453ba04SDave Airlie 937f453ba04SDave Airlie /* Just to be sure */ 938f453ba04SDave Airlie dev->mode_config.num_fb = 0; 939f453ba04SDave Airlie dev->mode_config.num_connector = 0; 940f453ba04SDave Airlie dev->mode_config.num_crtc = 0; 941f453ba04SDave Airlie dev->mode_config.num_encoder = 0; 942f453ba04SDave Airlie } 943f453ba04SDave Airlie EXPORT_SYMBOL(drm_mode_config_init); 944f453ba04SDave Airlie 945f453ba04SDave Airlie int drm_mode_group_init(struct drm_device *dev, struct drm_mode_group *group) 946f453ba04SDave Airlie { 947f453ba04SDave Airlie uint32_t total_objects = 0; 948f453ba04SDave Airlie 949f453ba04SDave Airlie total_objects += dev->mode_config.num_crtc; 950f453ba04SDave Airlie total_objects += dev->mode_config.num_connector; 951f453ba04SDave Airlie total_objects += dev->mode_config.num_encoder; 952f453ba04SDave Airlie 953f453ba04SDave Airlie group->id_list = kzalloc(total_objects * sizeof(uint32_t), GFP_KERNEL); 954f453ba04SDave Airlie if (!group->id_list) 955f453ba04SDave Airlie return -ENOMEM; 956f453ba04SDave Airlie 957f453ba04SDave Airlie group->num_crtcs = 0; 958f453ba04SDave Airlie group->num_connectors = 0; 959f453ba04SDave Airlie group->num_encoders = 0; 960f453ba04SDave Airlie return 0; 961f453ba04SDave Airlie } 962f453ba04SDave Airlie 963f453ba04SDave Airlie int drm_mode_group_init_legacy_group(struct drm_device *dev, 964f453ba04SDave Airlie struct drm_mode_group *group) 965f453ba04SDave Airlie { 966f453ba04SDave Airlie struct drm_crtc *crtc; 967f453ba04SDave Airlie struct drm_encoder *encoder; 968f453ba04SDave Airlie struct drm_connector *connector; 969f453ba04SDave Airlie int ret; 970f453ba04SDave Airlie 971f453ba04SDave Airlie if ((ret = drm_mode_group_init(dev, group))) 972f453ba04SDave Airlie return ret; 973f453ba04SDave Airlie 974f453ba04SDave Airlie list_for_each_entry(crtc, &dev->mode_config.crtc_list, head) 975f453ba04SDave Airlie group->id_list[group->num_crtcs++] = crtc->base.id; 976f453ba04SDave Airlie 977f453ba04SDave Airlie list_for_each_entry(encoder, &dev->mode_config.encoder_list, head) 978f453ba04SDave Airlie group->id_list[group->num_crtcs + group->num_encoders++] = 979f453ba04SDave Airlie encoder->base.id; 980f453ba04SDave Airlie 981f453ba04SDave Airlie list_for_each_entry(connector, &dev->mode_config.connector_list, head) 982f453ba04SDave Airlie group->id_list[group->num_crtcs + group->num_encoders + 983f453ba04SDave Airlie group->num_connectors++] = connector->base.id; 984f453ba04SDave Airlie 985f453ba04SDave Airlie return 0; 986f453ba04SDave Airlie } 987f453ba04SDave Airlie 988f453ba04SDave Airlie /** 989f453ba04SDave Airlie * drm_mode_config_cleanup - free up DRM mode_config info 990f453ba04SDave Airlie * @dev: DRM device 991f453ba04SDave Airlie * 992f453ba04SDave Airlie * LOCKING: 993f453ba04SDave Airlie * Caller must hold mode config lock. 994f453ba04SDave Airlie * 995f453ba04SDave Airlie * Free up all the connectors and CRTCs associated with this DRM device, then 996f453ba04SDave Airlie * free up the framebuffers and associated buffer objects. 997f453ba04SDave Airlie * 998f453ba04SDave Airlie * FIXME: cleanup any dangling user buffer objects too 999f453ba04SDave Airlie */ 1000f453ba04SDave Airlie void drm_mode_config_cleanup(struct drm_device *dev) 1001f453ba04SDave Airlie { 1002f453ba04SDave Airlie struct drm_connector *connector, *ot; 1003f453ba04SDave Airlie struct drm_crtc *crtc, *ct; 1004f453ba04SDave Airlie struct drm_encoder *encoder, *enct; 1005f453ba04SDave Airlie struct drm_framebuffer *fb, *fbt; 1006f453ba04SDave Airlie struct drm_property *property, *pt; 10078cf5c917SJesse Barnes struct drm_plane *plane, *plt; 1008f453ba04SDave Airlie 1009f453ba04SDave Airlie list_for_each_entry_safe(encoder, enct, &dev->mode_config.encoder_list, 1010f453ba04SDave Airlie head) { 1011f453ba04SDave Airlie encoder->funcs->destroy(encoder); 1012f453ba04SDave Airlie } 1013f453ba04SDave Airlie 1014f453ba04SDave Airlie list_for_each_entry_safe(connector, ot, 1015f453ba04SDave Airlie &dev->mode_config.connector_list, head) { 1016f453ba04SDave Airlie connector->funcs->destroy(connector); 1017f453ba04SDave Airlie } 1018f453ba04SDave Airlie 1019f453ba04SDave Airlie list_for_each_entry_safe(property, pt, &dev->mode_config.property_list, 1020f453ba04SDave Airlie head) { 1021f453ba04SDave Airlie drm_property_destroy(dev, property); 1022f453ba04SDave Airlie } 1023f453ba04SDave Airlie 1024f453ba04SDave Airlie list_for_each_entry_safe(fb, fbt, &dev->mode_config.fb_list, head) { 1025f453ba04SDave Airlie fb->funcs->destroy(fb); 1026f453ba04SDave Airlie } 1027f453ba04SDave Airlie 1028f453ba04SDave Airlie list_for_each_entry_safe(crtc, ct, &dev->mode_config.crtc_list, head) { 1029f453ba04SDave Airlie crtc->funcs->destroy(crtc); 1030f453ba04SDave Airlie } 1031f453ba04SDave Airlie 10328cf5c917SJesse Barnes list_for_each_entry_safe(plane, plt, &dev->mode_config.plane_list, 10338cf5c917SJesse Barnes head) { 10348cf5c917SJesse Barnes plane->funcs->destroy(plane); 10358cf5c917SJesse Barnes } 1036f453ba04SDave Airlie } 1037f453ba04SDave Airlie EXPORT_SYMBOL(drm_mode_config_cleanup); 1038f453ba04SDave Airlie 1039f453ba04SDave Airlie /** 1040f453ba04SDave Airlie * drm_crtc_convert_to_umode - convert a drm_display_mode into a modeinfo 1041f453ba04SDave Airlie * @out: drm_mode_modeinfo struct to return to the user 1042f453ba04SDave Airlie * @in: drm_display_mode to use 1043f453ba04SDave Airlie * 1044f453ba04SDave Airlie * LOCKING: 1045f453ba04SDave Airlie * None. 1046f453ba04SDave Airlie * 1047f453ba04SDave Airlie * Convert a drm_display_mode into a drm_mode_modeinfo structure to return to 1048f453ba04SDave Airlie * the user. 1049f453ba04SDave Airlie */ 1050f453ba04SDave Airlie void drm_crtc_convert_to_umode(struct drm_mode_modeinfo *out, 1051f453ba04SDave Airlie struct drm_display_mode *in) 1052f453ba04SDave Airlie { 1053f453ba04SDave Airlie out->clock = in->clock; 1054f453ba04SDave Airlie out->hdisplay = in->hdisplay; 1055f453ba04SDave Airlie out->hsync_start = in->hsync_start; 1056f453ba04SDave Airlie out->hsync_end = in->hsync_end; 1057f453ba04SDave Airlie out->htotal = in->htotal; 1058f453ba04SDave Airlie out->hskew = in->hskew; 1059f453ba04SDave Airlie out->vdisplay = in->vdisplay; 1060f453ba04SDave Airlie out->vsync_start = in->vsync_start; 1061f453ba04SDave Airlie out->vsync_end = in->vsync_end; 1062f453ba04SDave Airlie out->vtotal = in->vtotal; 1063f453ba04SDave Airlie out->vscan = in->vscan; 1064f453ba04SDave Airlie out->vrefresh = in->vrefresh; 1065f453ba04SDave Airlie out->flags = in->flags; 1066f453ba04SDave Airlie out->type = in->type; 1067f453ba04SDave Airlie strncpy(out->name, in->name, DRM_DISPLAY_MODE_LEN); 1068f453ba04SDave Airlie out->name[DRM_DISPLAY_MODE_LEN-1] = 0; 1069f453ba04SDave Airlie } 1070f453ba04SDave Airlie 1071f453ba04SDave Airlie /** 1072f453ba04SDave Airlie * drm_crtc_convert_to_umode - convert a modeinfo into a drm_display_mode 1073f453ba04SDave Airlie * @out: drm_display_mode to return to the user 1074f453ba04SDave Airlie * @in: drm_mode_modeinfo to use 1075f453ba04SDave Airlie * 1076f453ba04SDave Airlie * LOCKING: 1077f453ba04SDave Airlie * None. 1078f453ba04SDave Airlie * 1079f453ba04SDave Airlie * Convert a drm_mode_modeinfo into a drm_display_mode structure to return to 1080f453ba04SDave Airlie * the caller. 1081f453ba04SDave Airlie */ 1082f453ba04SDave Airlie void drm_crtc_convert_umode(struct drm_display_mode *out, 1083f453ba04SDave Airlie struct drm_mode_modeinfo *in) 1084f453ba04SDave Airlie { 1085f453ba04SDave Airlie out->clock = in->clock; 1086f453ba04SDave Airlie out->hdisplay = in->hdisplay; 1087f453ba04SDave Airlie out->hsync_start = in->hsync_start; 1088f453ba04SDave Airlie out->hsync_end = in->hsync_end; 1089f453ba04SDave Airlie out->htotal = in->htotal; 1090f453ba04SDave Airlie out->hskew = in->hskew; 1091f453ba04SDave Airlie out->vdisplay = in->vdisplay; 1092f453ba04SDave Airlie out->vsync_start = in->vsync_start; 1093f453ba04SDave Airlie out->vsync_end = in->vsync_end; 1094f453ba04SDave Airlie out->vtotal = in->vtotal; 1095f453ba04SDave Airlie out->vscan = in->vscan; 1096f453ba04SDave Airlie out->vrefresh = in->vrefresh; 1097f453ba04SDave Airlie out->flags = in->flags; 1098f453ba04SDave Airlie out->type = in->type; 1099f453ba04SDave Airlie strncpy(out->name, in->name, DRM_DISPLAY_MODE_LEN); 1100f453ba04SDave Airlie out->name[DRM_DISPLAY_MODE_LEN-1] = 0; 1101f453ba04SDave Airlie } 1102f453ba04SDave Airlie 1103f453ba04SDave Airlie /** 1104f453ba04SDave Airlie * drm_mode_getresources - get graphics configuration 1105f453ba04SDave Airlie * @inode: inode from the ioctl 1106f453ba04SDave Airlie * @filp: file * from the ioctl 1107f453ba04SDave Airlie * @cmd: cmd from ioctl 1108f453ba04SDave Airlie * @arg: arg from ioctl 1109f453ba04SDave Airlie * 1110f453ba04SDave Airlie * LOCKING: 1111f453ba04SDave Airlie * Takes mode config lock. 1112f453ba04SDave Airlie * 1113f453ba04SDave Airlie * Construct a set of configuration description structures and return 1114f453ba04SDave Airlie * them to the user, including CRTC, connector and framebuffer configuration. 1115f453ba04SDave Airlie * 1116f453ba04SDave Airlie * Called by the user via ioctl. 1117f453ba04SDave Airlie * 1118f453ba04SDave Airlie * RETURNS: 1119f453ba04SDave Airlie * Zero on success, errno on failure. 1120f453ba04SDave Airlie */ 1121f453ba04SDave Airlie int drm_mode_getresources(struct drm_device *dev, void *data, 1122f453ba04SDave Airlie struct drm_file *file_priv) 1123f453ba04SDave Airlie { 1124f453ba04SDave Airlie struct drm_mode_card_res *card_res = data; 1125f453ba04SDave Airlie struct list_head *lh; 1126f453ba04SDave Airlie struct drm_framebuffer *fb; 1127f453ba04SDave Airlie struct drm_connector *connector; 1128f453ba04SDave Airlie struct drm_crtc *crtc; 1129f453ba04SDave Airlie struct drm_encoder *encoder; 1130f453ba04SDave Airlie int ret = 0; 1131f453ba04SDave Airlie int connector_count = 0; 1132f453ba04SDave Airlie int crtc_count = 0; 1133f453ba04SDave Airlie int fb_count = 0; 1134f453ba04SDave Airlie int encoder_count = 0; 1135f453ba04SDave Airlie int copied = 0, i; 1136f453ba04SDave Airlie uint32_t __user *fb_id; 1137f453ba04SDave Airlie uint32_t __user *crtc_id; 1138f453ba04SDave Airlie uint32_t __user *connector_id; 1139f453ba04SDave Airlie uint32_t __user *encoder_id; 1140f453ba04SDave Airlie struct drm_mode_group *mode_group; 1141f453ba04SDave Airlie 1142fb3b06c8SDave Airlie if (!drm_core_check_feature(dev, DRIVER_MODESET)) 1143fb3b06c8SDave Airlie return -EINVAL; 1144fb3b06c8SDave Airlie 1145f453ba04SDave Airlie mutex_lock(&dev->mode_config.mutex); 1146f453ba04SDave Airlie 1147f453ba04SDave Airlie /* 1148f453ba04SDave Airlie * For the non-control nodes we need to limit the list of resources 1149f453ba04SDave Airlie * by IDs in the group list for this node 1150f453ba04SDave Airlie */ 1151f453ba04SDave Airlie list_for_each(lh, &file_priv->fbs) 1152f453ba04SDave Airlie fb_count++; 1153f453ba04SDave Airlie 1154f453ba04SDave Airlie mode_group = &file_priv->master->minor->mode_group; 1155f453ba04SDave Airlie if (file_priv->master->minor->type == DRM_MINOR_CONTROL) { 1156f453ba04SDave Airlie 1157f453ba04SDave Airlie list_for_each(lh, &dev->mode_config.crtc_list) 1158f453ba04SDave Airlie crtc_count++; 1159f453ba04SDave Airlie 1160f453ba04SDave Airlie list_for_each(lh, &dev->mode_config.connector_list) 1161f453ba04SDave Airlie connector_count++; 1162f453ba04SDave Airlie 1163f453ba04SDave Airlie list_for_each(lh, &dev->mode_config.encoder_list) 1164f453ba04SDave Airlie encoder_count++; 1165f453ba04SDave Airlie } else { 1166f453ba04SDave Airlie 1167f453ba04SDave Airlie crtc_count = mode_group->num_crtcs; 1168f453ba04SDave Airlie connector_count = mode_group->num_connectors; 1169f453ba04SDave Airlie encoder_count = mode_group->num_encoders; 1170f453ba04SDave Airlie } 1171f453ba04SDave Airlie 1172f453ba04SDave Airlie card_res->max_height = dev->mode_config.max_height; 1173f453ba04SDave Airlie card_res->min_height = dev->mode_config.min_height; 1174f453ba04SDave Airlie card_res->max_width = dev->mode_config.max_width; 1175f453ba04SDave Airlie card_res->min_width = dev->mode_config.min_width; 1176f453ba04SDave Airlie 1177f453ba04SDave Airlie /* handle this in 4 parts */ 1178f453ba04SDave Airlie /* FBs */ 1179f453ba04SDave Airlie if (card_res->count_fbs >= fb_count) { 1180f453ba04SDave Airlie copied = 0; 1181f453ba04SDave Airlie fb_id = (uint32_t __user *)(unsigned long)card_res->fb_id_ptr; 1182618c75e4SSascha Hauer list_for_each_entry(fb, &file_priv->fbs, filp_head) { 1183f453ba04SDave Airlie if (put_user(fb->base.id, fb_id + copied)) { 1184f453ba04SDave Airlie ret = -EFAULT; 1185f453ba04SDave Airlie goto out; 1186f453ba04SDave Airlie } 1187f453ba04SDave Airlie copied++; 1188f453ba04SDave Airlie } 1189f453ba04SDave Airlie } 1190f453ba04SDave Airlie card_res->count_fbs = fb_count; 1191f453ba04SDave Airlie 1192f453ba04SDave Airlie /* CRTCs */ 1193f453ba04SDave Airlie if (card_res->count_crtcs >= crtc_count) { 1194f453ba04SDave Airlie copied = 0; 1195f453ba04SDave Airlie crtc_id = (uint32_t __user *)(unsigned long)card_res->crtc_id_ptr; 1196f453ba04SDave Airlie if (file_priv->master->minor->type == DRM_MINOR_CONTROL) { 1197f453ba04SDave Airlie list_for_each_entry(crtc, &dev->mode_config.crtc_list, 1198f453ba04SDave Airlie head) { 11999440106bSJerome Glisse DRM_DEBUG_KMS("[CRTC:%d]\n", crtc->base.id); 1200f453ba04SDave Airlie if (put_user(crtc->base.id, crtc_id + copied)) { 1201f453ba04SDave Airlie ret = -EFAULT; 1202f453ba04SDave Airlie goto out; 1203f453ba04SDave Airlie } 1204f453ba04SDave Airlie copied++; 1205f453ba04SDave Airlie } 1206f453ba04SDave Airlie } else { 1207f453ba04SDave Airlie for (i = 0; i < mode_group->num_crtcs; i++) { 1208f453ba04SDave Airlie if (put_user(mode_group->id_list[i], 1209f453ba04SDave Airlie crtc_id + copied)) { 1210f453ba04SDave Airlie ret = -EFAULT; 1211f453ba04SDave Airlie goto out; 1212f453ba04SDave Airlie } 1213f453ba04SDave Airlie copied++; 1214f453ba04SDave Airlie } 1215f453ba04SDave Airlie } 1216f453ba04SDave Airlie } 1217f453ba04SDave Airlie card_res->count_crtcs = crtc_count; 1218f453ba04SDave Airlie 1219f453ba04SDave Airlie /* Encoders */ 1220f453ba04SDave Airlie if (card_res->count_encoders >= encoder_count) { 1221f453ba04SDave Airlie copied = 0; 1222f453ba04SDave Airlie encoder_id = (uint32_t __user *)(unsigned long)card_res->encoder_id_ptr; 1223f453ba04SDave Airlie if (file_priv->master->minor->type == DRM_MINOR_CONTROL) { 1224f453ba04SDave Airlie list_for_each_entry(encoder, 1225f453ba04SDave Airlie &dev->mode_config.encoder_list, 1226f453ba04SDave Airlie head) { 12279440106bSJerome Glisse DRM_DEBUG_KMS("[ENCODER:%d:%s]\n", encoder->base.id, 12289440106bSJerome Glisse drm_get_encoder_name(encoder)); 1229f453ba04SDave Airlie if (put_user(encoder->base.id, encoder_id + 1230f453ba04SDave Airlie copied)) { 1231f453ba04SDave Airlie ret = -EFAULT; 1232f453ba04SDave Airlie goto out; 1233f453ba04SDave Airlie } 1234f453ba04SDave Airlie copied++; 1235f453ba04SDave Airlie } 1236f453ba04SDave Airlie } else { 1237f453ba04SDave Airlie for (i = mode_group->num_crtcs; i < mode_group->num_crtcs + mode_group->num_encoders; i++) { 1238f453ba04SDave Airlie if (put_user(mode_group->id_list[i], 1239f453ba04SDave Airlie encoder_id + copied)) { 1240f453ba04SDave Airlie ret = -EFAULT; 1241f453ba04SDave Airlie goto out; 1242f453ba04SDave Airlie } 1243f453ba04SDave Airlie copied++; 1244f453ba04SDave Airlie } 1245f453ba04SDave Airlie 1246f453ba04SDave Airlie } 1247f453ba04SDave Airlie } 1248f453ba04SDave Airlie card_res->count_encoders = encoder_count; 1249f453ba04SDave Airlie 1250f453ba04SDave Airlie /* Connectors */ 1251f453ba04SDave Airlie if (card_res->count_connectors >= connector_count) { 1252f453ba04SDave Airlie copied = 0; 1253f453ba04SDave Airlie connector_id = (uint32_t __user *)(unsigned long)card_res->connector_id_ptr; 1254f453ba04SDave Airlie if (file_priv->master->minor->type == DRM_MINOR_CONTROL) { 1255f453ba04SDave Airlie list_for_each_entry(connector, 1256f453ba04SDave Airlie &dev->mode_config.connector_list, 1257f453ba04SDave Airlie head) { 12589440106bSJerome Glisse DRM_DEBUG_KMS("[CONNECTOR:%d:%s]\n", 12599440106bSJerome Glisse connector->base.id, 12609440106bSJerome Glisse drm_get_connector_name(connector)); 1261f453ba04SDave Airlie if (put_user(connector->base.id, 1262f453ba04SDave Airlie connector_id + copied)) { 1263f453ba04SDave Airlie ret = -EFAULT; 1264f453ba04SDave Airlie goto out; 1265f453ba04SDave Airlie } 1266f453ba04SDave Airlie copied++; 1267f453ba04SDave Airlie } 1268f453ba04SDave Airlie } else { 1269f453ba04SDave Airlie int start = mode_group->num_crtcs + 1270f453ba04SDave Airlie mode_group->num_encoders; 1271f453ba04SDave Airlie for (i = start; i < start + mode_group->num_connectors; i++) { 1272f453ba04SDave Airlie if (put_user(mode_group->id_list[i], 1273f453ba04SDave Airlie connector_id + copied)) { 1274f453ba04SDave Airlie ret = -EFAULT; 1275f453ba04SDave Airlie goto out; 1276f453ba04SDave Airlie } 1277f453ba04SDave Airlie copied++; 1278f453ba04SDave Airlie } 1279f453ba04SDave Airlie } 1280f453ba04SDave Airlie } 1281f453ba04SDave Airlie card_res->count_connectors = connector_count; 1282f453ba04SDave Airlie 12839440106bSJerome Glisse DRM_DEBUG_KMS("CRTC[%d] CONNECTORS[%d] ENCODERS[%d]\n", card_res->count_crtcs, 1284f453ba04SDave Airlie card_res->count_connectors, card_res->count_encoders); 1285f453ba04SDave Airlie 1286f453ba04SDave Airlie out: 1287f453ba04SDave Airlie mutex_unlock(&dev->mode_config.mutex); 1288f453ba04SDave Airlie return ret; 1289f453ba04SDave Airlie } 1290f453ba04SDave Airlie 1291f453ba04SDave Airlie /** 1292f453ba04SDave Airlie * drm_mode_getcrtc - get CRTC configuration 1293f453ba04SDave Airlie * @inode: inode from the ioctl 1294f453ba04SDave Airlie * @filp: file * from the ioctl 1295f453ba04SDave Airlie * @cmd: cmd from ioctl 1296f453ba04SDave Airlie * @arg: arg from ioctl 1297f453ba04SDave Airlie * 1298f453ba04SDave Airlie * LOCKING: 1299f453ba04SDave Airlie * Caller? (FIXME) 1300f453ba04SDave Airlie * 1301f453ba04SDave Airlie * Construct a CRTC configuration structure to return to the user. 1302f453ba04SDave Airlie * 1303f453ba04SDave Airlie * Called by the user via ioctl. 1304f453ba04SDave Airlie * 1305f453ba04SDave Airlie * RETURNS: 1306f453ba04SDave Airlie * Zero on success, errno on failure. 1307f453ba04SDave Airlie */ 1308f453ba04SDave Airlie int drm_mode_getcrtc(struct drm_device *dev, 1309f453ba04SDave Airlie void *data, struct drm_file *file_priv) 1310f453ba04SDave Airlie { 1311f453ba04SDave Airlie struct drm_mode_crtc *crtc_resp = data; 1312f453ba04SDave Airlie struct drm_crtc *crtc; 1313f453ba04SDave Airlie struct drm_mode_object *obj; 1314f453ba04SDave Airlie int ret = 0; 1315f453ba04SDave Airlie 1316fb3b06c8SDave Airlie if (!drm_core_check_feature(dev, DRIVER_MODESET)) 1317fb3b06c8SDave Airlie return -EINVAL; 1318fb3b06c8SDave Airlie 1319f453ba04SDave Airlie mutex_lock(&dev->mode_config.mutex); 1320f453ba04SDave Airlie 1321f453ba04SDave Airlie obj = drm_mode_object_find(dev, crtc_resp->crtc_id, 1322f453ba04SDave Airlie DRM_MODE_OBJECT_CRTC); 1323f453ba04SDave Airlie if (!obj) { 1324f453ba04SDave Airlie ret = -EINVAL; 1325f453ba04SDave Airlie goto out; 1326f453ba04SDave Airlie } 1327f453ba04SDave Airlie crtc = obj_to_crtc(obj); 1328f453ba04SDave Airlie 1329f453ba04SDave Airlie crtc_resp->x = crtc->x; 1330f453ba04SDave Airlie crtc_resp->y = crtc->y; 1331f453ba04SDave Airlie crtc_resp->gamma_size = crtc->gamma_size; 1332f453ba04SDave Airlie if (crtc->fb) 1333f453ba04SDave Airlie crtc_resp->fb_id = crtc->fb->base.id; 1334f453ba04SDave Airlie else 1335f453ba04SDave Airlie crtc_resp->fb_id = 0; 1336f453ba04SDave Airlie 1337f453ba04SDave Airlie if (crtc->enabled) { 1338f453ba04SDave Airlie 1339f453ba04SDave Airlie drm_crtc_convert_to_umode(&crtc_resp->mode, &crtc->mode); 1340f453ba04SDave Airlie crtc_resp->mode_valid = 1; 1341f453ba04SDave Airlie 1342f453ba04SDave Airlie } else { 1343f453ba04SDave Airlie crtc_resp->mode_valid = 0; 1344f453ba04SDave Airlie } 1345f453ba04SDave Airlie 1346f453ba04SDave Airlie out: 1347f453ba04SDave Airlie mutex_unlock(&dev->mode_config.mutex); 1348f453ba04SDave Airlie return ret; 1349f453ba04SDave Airlie } 1350f453ba04SDave Airlie 1351f453ba04SDave Airlie /** 1352f453ba04SDave Airlie * drm_mode_getconnector - get connector configuration 1353f453ba04SDave Airlie * @inode: inode from the ioctl 1354f453ba04SDave Airlie * @filp: file * from the ioctl 1355f453ba04SDave Airlie * @cmd: cmd from ioctl 1356f453ba04SDave Airlie * @arg: arg from ioctl 1357f453ba04SDave Airlie * 1358f453ba04SDave Airlie * LOCKING: 1359f453ba04SDave Airlie * Caller? (FIXME) 1360f453ba04SDave Airlie * 1361f453ba04SDave Airlie * Construct a connector configuration structure to return to the user. 1362f453ba04SDave Airlie * 1363f453ba04SDave Airlie * Called by the user via ioctl. 1364f453ba04SDave Airlie * 1365f453ba04SDave Airlie * RETURNS: 1366f453ba04SDave Airlie * Zero on success, errno on failure. 1367f453ba04SDave Airlie */ 1368f453ba04SDave Airlie int drm_mode_getconnector(struct drm_device *dev, void *data, 1369f453ba04SDave Airlie struct drm_file *file_priv) 1370f453ba04SDave Airlie { 1371f453ba04SDave Airlie struct drm_mode_get_connector *out_resp = data; 1372f453ba04SDave Airlie struct drm_mode_object *obj; 1373f453ba04SDave Airlie struct drm_connector *connector; 1374f453ba04SDave Airlie struct drm_display_mode *mode; 1375f453ba04SDave Airlie int mode_count = 0; 1376f453ba04SDave Airlie int props_count = 0; 1377f453ba04SDave Airlie int encoders_count = 0; 1378f453ba04SDave Airlie int ret = 0; 1379f453ba04SDave Airlie int copied = 0; 1380f453ba04SDave Airlie int i; 1381f453ba04SDave Airlie struct drm_mode_modeinfo u_mode; 1382f453ba04SDave Airlie struct drm_mode_modeinfo __user *mode_ptr; 1383f453ba04SDave Airlie uint32_t __user *prop_ptr; 1384f453ba04SDave Airlie uint64_t __user *prop_values; 1385f453ba04SDave Airlie uint32_t __user *encoder_ptr; 1386f453ba04SDave Airlie 1387fb3b06c8SDave Airlie if (!drm_core_check_feature(dev, DRIVER_MODESET)) 1388fb3b06c8SDave Airlie return -EINVAL; 1389fb3b06c8SDave Airlie 1390f453ba04SDave Airlie memset(&u_mode, 0, sizeof(struct drm_mode_modeinfo)); 1391f453ba04SDave Airlie 13929440106bSJerome Glisse DRM_DEBUG_KMS("[CONNECTOR:%d:?]\n", out_resp->connector_id); 1393f453ba04SDave Airlie 1394f453ba04SDave Airlie mutex_lock(&dev->mode_config.mutex); 1395f453ba04SDave Airlie 1396f453ba04SDave Airlie obj = drm_mode_object_find(dev, out_resp->connector_id, 1397f453ba04SDave Airlie DRM_MODE_OBJECT_CONNECTOR); 1398f453ba04SDave Airlie if (!obj) { 1399f453ba04SDave Airlie ret = -EINVAL; 1400f453ba04SDave Airlie goto out; 1401f453ba04SDave Airlie } 1402f453ba04SDave Airlie connector = obj_to_connector(obj); 1403f453ba04SDave Airlie 1404f453ba04SDave Airlie for (i = 0; i < DRM_CONNECTOR_MAX_PROPERTY; i++) { 1405f453ba04SDave Airlie if (connector->property_ids[i] != 0) { 1406f453ba04SDave Airlie props_count++; 1407f453ba04SDave Airlie } 1408f453ba04SDave Airlie } 1409f453ba04SDave Airlie 1410f453ba04SDave Airlie for (i = 0; i < DRM_CONNECTOR_MAX_ENCODER; i++) { 1411f453ba04SDave Airlie if (connector->encoder_ids[i] != 0) { 1412f453ba04SDave Airlie encoders_count++; 1413f453ba04SDave Airlie } 1414f453ba04SDave Airlie } 1415f453ba04SDave Airlie 1416f453ba04SDave Airlie if (out_resp->count_modes == 0) { 1417f453ba04SDave Airlie connector->funcs->fill_modes(connector, 1418f453ba04SDave Airlie dev->mode_config.max_width, 1419f453ba04SDave Airlie dev->mode_config.max_height); 1420f453ba04SDave Airlie } 1421f453ba04SDave Airlie 1422f453ba04SDave Airlie /* delayed so we get modes regardless of pre-fill_modes state */ 1423f453ba04SDave Airlie list_for_each_entry(mode, &connector->modes, head) 1424f453ba04SDave Airlie mode_count++; 1425f453ba04SDave Airlie 1426f453ba04SDave Airlie out_resp->connector_id = connector->base.id; 1427f453ba04SDave Airlie out_resp->connector_type = connector->connector_type; 1428f453ba04SDave Airlie out_resp->connector_type_id = connector->connector_type_id; 1429f453ba04SDave Airlie out_resp->mm_width = connector->display_info.width_mm; 1430f453ba04SDave Airlie out_resp->mm_height = connector->display_info.height_mm; 1431f453ba04SDave Airlie out_resp->subpixel = connector->display_info.subpixel_order; 1432f453ba04SDave Airlie out_resp->connection = connector->status; 1433f453ba04SDave Airlie if (connector->encoder) 1434f453ba04SDave Airlie out_resp->encoder_id = connector->encoder->base.id; 1435f453ba04SDave Airlie else 1436f453ba04SDave Airlie out_resp->encoder_id = 0; 1437f453ba04SDave Airlie 1438f453ba04SDave Airlie /* 1439f453ba04SDave Airlie * This ioctl is called twice, once to determine how much space is 1440f453ba04SDave Airlie * needed, and the 2nd time to fill it. 1441f453ba04SDave Airlie */ 1442f453ba04SDave Airlie if ((out_resp->count_modes >= mode_count) && mode_count) { 1443f453ba04SDave Airlie copied = 0; 1444f453ba04SDave Airlie mode_ptr = (struct drm_mode_modeinfo *)(unsigned long)out_resp->modes_ptr; 1445f453ba04SDave Airlie list_for_each_entry(mode, &connector->modes, head) { 1446f453ba04SDave Airlie drm_crtc_convert_to_umode(&u_mode, mode); 1447f453ba04SDave Airlie if (copy_to_user(mode_ptr + copied, 1448f453ba04SDave Airlie &u_mode, sizeof(u_mode))) { 1449f453ba04SDave Airlie ret = -EFAULT; 1450f453ba04SDave Airlie goto out; 1451f453ba04SDave Airlie } 1452f453ba04SDave Airlie copied++; 1453f453ba04SDave Airlie } 1454f453ba04SDave Airlie } 1455f453ba04SDave Airlie out_resp->count_modes = mode_count; 1456f453ba04SDave Airlie 1457f453ba04SDave Airlie if ((out_resp->count_props >= props_count) && props_count) { 1458f453ba04SDave Airlie copied = 0; 1459f453ba04SDave Airlie prop_ptr = (uint32_t *)(unsigned long)(out_resp->props_ptr); 1460f453ba04SDave Airlie prop_values = (uint64_t *)(unsigned long)(out_resp->prop_values_ptr); 1461f453ba04SDave Airlie for (i = 0; i < DRM_CONNECTOR_MAX_PROPERTY; i++) { 1462f453ba04SDave Airlie if (connector->property_ids[i] != 0) { 1463f453ba04SDave Airlie if (put_user(connector->property_ids[i], 1464f453ba04SDave Airlie prop_ptr + copied)) { 1465f453ba04SDave Airlie ret = -EFAULT; 1466f453ba04SDave Airlie goto out; 1467f453ba04SDave Airlie } 1468f453ba04SDave Airlie 1469f453ba04SDave Airlie if (put_user(connector->property_values[i], 1470f453ba04SDave Airlie prop_values + copied)) { 1471f453ba04SDave Airlie ret = -EFAULT; 1472f453ba04SDave Airlie goto out; 1473f453ba04SDave Airlie } 1474f453ba04SDave Airlie copied++; 1475f453ba04SDave Airlie } 1476f453ba04SDave Airlie } 1477f453ba04SDave Airlie } 1478f453ba04SDave Airlie out_resp->count_props = props_count; 1479f453ba04SDave Airlie 1480f453ba04SDave Airlie if ((out_resp->count_encoders >= encoders_count) && encoders_count) { 1481f453ba04SDave Airlie copied = 0; 1482f453ba04SDave Airlie encoder_ptr = (uint32_t *)(unsigned long)(out_resp->encoders_ptr); 1483f453ba04SDave Airlie for (i = 0; i < DRM_CONNECTOR_MAX_ENCODER; i++) { 1484f453ba04SDave Airlie if (connector->encoder_ids[i] != 0) { 1485f453ba04SDave Airlie if (put_user(connector->encoder_ids[i], 1486f453ba04SDave Airlie encoder_ptr + copied)) { 1487f453ba04SDave Airlie ret = -EFAULT; 1488f453ba04SDave Airlie goto out; 1489f453ba04SDave Airlie } 1490f453ba04SDave Airlie copied++; 1491f453ba04SDave Airlie } 1492f453ba04SDave Airlie } 1493f453ba04SDave Airlie } 1494f453ba04SDave Airlie out_resp->count_encoders = encoders_count; 1495f453ba04SDave Airlie 1496f453ba04SDave Airlie out: 1497f453ba04SDave Airlie mutex_unlock(&dev->mode_config.mutex); 1498f453ba04SDave Airlie return ret; 1499f453ba04SDave Airlie } 1500f453ba04SDave Airlie 1501f453ba04SDave Airlie int drm_mode_getencoder(struct drm_device *dev, void *data, 1502f453ba04SDave Airlie struct drm_file *file_priv) 1503f453ba04SDave Airlie { 1504f453ba04SDave Airlie struct drm_mode_get_encoder *enc_resp = data; 1505f453ba04SDave Airlie struct drm_mode_object *obj; 1506f453ba04SDave Airlie struct drm_encoder *encoder; 1507f453ba04SDave Airlie int ret = 0; 1508f453ba04SDave Airlie 1509fb3b06c8SDave Airlie if (!drm_core_check_feature(dev, DRIVER_MODESET)) 1510fb3b06c8SDave Airlie return -EINVAL; 1511fb3b06c8SDave Airlie 1512f453ba04SDave Airlie mutex_lock(&dev->mode_config.mutex); 1513f453ba04SDave Airlie obj = drm_mode_object_find(dev, enc_resp->encoder_id, 1514f453ba04SDave Airlie DRM_MODE_OBJECT_ENCODER); 1515f453ba04SDave Airlie if (!obj) { 1516f453ba04SDave Airlie ret = -EINVAL; 1517f453ba04SDave Airlie goto out; 1518f453ba04SDave Airlie } 1519f453ba04SDave Airlie encoder = obj_to_encoder(obj); 1520f453ba04SDave Airlie 1521f453ba04SDave Airlie if (encoder->crtc) 1522f453ba04SDave Airlie enc_resp->crtc_id = encoder->crtc->base.id; 1523f453ba04SDave Airlie else 1524f453ba04SDave Airlie enc_resp->crtc_id = 0; 1525f453ba04SDave Airlie enc_resp->encoder_type = encoder->encoder_type; 1526f453ba04SDave Airlie enc_resp->encoder_id = encoder->base.id; 1527f453ba04SDave Airlie enc_resp->possible_crtcs = encoder->possible_crtcs; 1528f453ba04SDave Airlie enc_resp->possible_clones = encoder->possible_clones; 1529f453ba04SDave Airlie 1530f453ba04SDave Airlie out: 1531f453ba04SDave Airlie mutex_unlock(&dev->mode_config.mutex); 1532f453ba04SDave Airlie return ret; 1533f453ba04SDave Airlie } 1534f453ba04SDave Airlie 1535f453ba04SDave Airlie /** 15368cf5c917SJesse Barnes * drm_mode_getplane_res - get plane info 15378cf5c917SJesse Barnes * @dev: DRM device 15388cf5c917SJesse Barnes * @data: ioctl data 15398cf5c917SJesse Barnes * @file_priv: DRM file info 15408cf5c917SJesse Barnes * 15418cf5c917SJesse Barnes * Return an plane count and set of IDs. 15428cf5c917SJesse Barnes */ 15438cf5c917SJesse Barnes int drm_mode_getplane_res(struct drm_device *dev, void *data, 15448cf5c917SJesse Barnes struct drm_file *file_priv) 15458cf5c917SJesse Barnes { 15468cf5c917SJesse Barnes struct drm_mode_get_plane_res *plane_resp = data; 15478cf5c917SJesse Barnes struct drm_mode_config *config; 15488cf5c917SJesse Barnes struct drm_plane *plane; 15498cf5c917SJesse Barnes uint32_t __user *plane_ptr; 15508cf5c917SJesse Barnes int copied = 0, ret = 0; 15518cf5c917SJesse Barnes 15528cf5c917SJesse Barnes if (!drm_core_check_feature(dev, DRIVER_MODESET)) 15538cf5c917SJesse Barnes return -EINVAL; 15548cf5c917SJesse Barnes 15558cf5c917SJesse Barnes mutex_lock(&dev->mode_config.mutex); 15568cf5c917SJesse Barnes config = &dev->mode_config; 15578cf5c917SJesse Barnes 15588cf5c917SJesse Barnes /* 15598cf5c917SJesse Barnes * This ioctl is called twice, once to determine how much space is 15608cf5c917SJesse Barnes * needed, and the 2nd time to fill it. 15618cf5c917SJesse Barnes */ 15628cf5c917SJesse Barnes if (config->num_plane && 15638cf5c917SJesse Barnes (plane_resp->count_planes >= config->num_plane)) { 15648cf5c917SJesse Barnes plane_ptr = (uint32_t *)(unsigned long)plane_resp->plane_id_ptr; 15658cf5c917SJesse Barnes 15668cf5c917SJesse Barnes list_for_each_entry(plane, &config->plane_list, head) { 15678cf5c917SJesse Barnes if (put_user(plane->base.id, plane_ptr + copied)) { 15688cf5c917SJesse Barnes ret = -EFAULT; 15698cf5c917SJesse Barnes goto out; 15708cf5c917SJesse Barnes } 15718cf5c917SJesse Barnes copied++; 15728cf5c917SJesse Barnes } 15738cf5c917SJesse Barnes } 15748cf5c917SJesse Barnes plane_resp->count_planes = config->num_plane; 15758cf5c917SJesse Barnes 15768cf5c917SJesse Barnes out: 15778cf5c917SJesse Barnes mutex_unlock(&dev->mode_config.mutex); 15788cf5c917SJesse Barnes return ret; 15798cf5c917SJesse Barnes } 15808cf5c917SJesse Barnes 15818cf5c917SJesse Barnes /** 15828cf5c917SJesse Barnes * drm_mode_getplane - get plane info 15838cf5c917SJesse Barnes * @dev: DRM device 15848cf5c917SJesse Barnes * @data: ioctl data 15858cf5c917SJesse Barnes * @file_priv: DRM file info 15868cf5c917SJesse Barnes * 15878cf5c917SJesse Barnes * Return plane info, including formats supported, gamma size, any 15888cf5c917SJesse Barnes * current fb, etc. 15898cf5c917SJesse Barnes */ 15908cf5c917SJesse Barnes int drm_mode_getplane(struct drm_device *dev, void *data, 15918cf5c917SJesse Barnes struct drm_file *file_priv) 15928cf5c917SJesse Barnes { 15938cf5c917SJesse Barnes struct drm_mode_get_plane *plane_resp = data; 15948cf5c917SJesse Barnes struct drm_mode_object *obj; 15958cf5c917SJesse Barnes struct drm_plane *plane; 15968cf5c917SJesse Barnes uint32_t __user *format_ptr; 15978cf5c917SJesse Barnes int ret = 0; 15988cf5c917SJesse Barnes 15998cf5c917SJesse Barnes if (!drm_core_check_feature(dev, DRIVER_MODESET)) 16008cf5c917SJesse Barnes return -EINVAL; 16018cf5c917SJesse Barnes 16028cf5c917SJesse Barnes mutex_lock(&dev->mode_config.mutex); 16038cf5c917SJesse Barnes obj = drm_mode_object_find(dev, plane_resp->plane_id, 16048cf5c917SJesse Barnes DRM_MODE_OBJECT_PLANE); 16058cf5c917SJesse Barnes if (!obj) { 16068cf5c917SJesse Barnes ret = -ENOENT; 16078cf5c917SJesse Barnes goto out; 16088cf5c917SJesse Barnes } 16098cf5c917SJesse Barnes plane = obj_to_plane(obj); 16108cf5c917SJesse Barnes 16118cf5c917SJesse Barnes if (plane->crtc) 16128cf5c917SJesse Barnes plane_resp->crtc_id = plane->crtc->base.id; 16138cf5c917SJesse Barnes else 16148cf5c917SJesse Barnes plane_resp->crtc_id = 0; 16158cf5c917SJesse Barnes 16168cf5c917SJesse Barnes if (plane->fb) 16178cf5c917SJesse Barnes plane_resp->fb_id = plane->fb->base.id; 16188cf5c917SJesse Barnes else 16198cf5c917SJesse Barnes plane_resp->fb_id = 0; 16208cf5c917SJesse Barnes 16218cf5c917SJesse Barnes plane_resp->plane_id = plane->base.id; 16228cf5c917SJesse Barnes plane_resp->possible_crtcs = plane->possible_crtcs; 16238cf5c917SJesse Barnes plane_resp->gamma_size = plane->gamma_size; 16248cf5c917SJesse Barnes 16258cf5c917SJesse Barnes /* 16268cf5c917SJesse Barnes * This ioctl is called twice, once to determine how much space is 16278cf5c917SJesse Barnes * needed, and the 2nd time to fill it. 16288cf5c917SJesse Barnes */ 16298cf5c917SJesse Barnes if (plane->format_count && 16308cf5c917SJesse Barnes (plane_resp->count_format_types >= plane->format_count)) { 16318cf5c917SJesse Barnes format_ptr = (uint32_t *)(unsigned long)plane_resp->format_type_ptr; 16328cf5c917SJesse Barnes if (copy_to_user(format_ptr, 16338cf5c917SJesse Barnes plane->format_types, 16348cf5c917SJesse Barnes sizeof(uint32_t) * plane->format_count)) { 16358cf5c917SJesse Barnes ret = -EFAULT; 16368cf5c917SJesse Barnes goto out; 16378cf5c917SJesse Barnes } 16388cf5c917SJesse Barnes } 16398cf5c917SJesse Barnes plane_resp->count_format_types = plane->format_count; 16408cf5c917SJesse Barnes 16418cf5c917SJesse Barnes out: 16428cf5c917SJesse Barnes mutex_unlock(&dev->mode_config.mutex); 16438cf5c917SJesse Barnes return ret; 16448cf5c917SJesse Barnes } 16458cf5c917SJesse Barnes 16468cf5c917SJesse Barnes /** 16478cf5c917SJesse Barnes * drm_mode_setplane - set up or tear down an plane 16488cf5c917SJesse Barnes * @dev: DRM device 16498cf5c917SJesse Barnes * @data: ioctl data* 16508cf5c917SJesse Barnes * @file_prive: DRM file info 16518cf5c917SJesse Barnes * 16528cf5c917SJesse Barnes * Set plane info, including placement, fb, scaling, and other factors. 16538cf5c917SJesse Barnes * Or pass a NULL fb to disable. 16548cf5c917SJesse Barnes */ 16558cf5c917SJesse Barnes int drm_mode_setplane(struct drm_device *dev, void *data, 16568cf5c917SJesse Barnes struct drm_file *file_priv) 16578cf5c917SJesse Barnes { 16588cf5c917SJesse Barnes struct drm_mode_set_plane *plane_req = data; 16598cf5c917SJesse Barnes struct drm_mode_object *obj; 16608cf5c917SJesse Barnes struct drm_plane *plane; 16618cf5c917SJesse Barnes struct drm_crtc *crtc; 16628cf5c917SJesse Barnes struct drm_framebuffer *fb; 16638cf5c917SJesse Barnes int ret = 0; 16648cf5c917SJesse Barnes 16658cf5c917SJesse Barnes if (!drm_core_check_feature(dev, DRIVER_MODESET)) 16668cf5c917SJesse Barnes return -EINVAL; 16678cf5c917SJesse Barnes 16688cf5c917SJesse Barnes mutex_lock(&dev->mode_config.mutex); 16698cf5c917SJesse Barnes 16708cf5c917SJesse Barnes /* 16718cf5c917SJesse Barnes * First, find the plane, crtc, and fb objects. If not available, 16728cf5c917SJesse Barnes * we don't bother to call the driver. 16738cf5c917SJesse Barnes */ 16748cf5c917SJesse Barnes obj = drm_mode_object_find(dev, plane_req->plane_id, 16758cf5c917SJesse Barnes DRM_MODE_OBJECT_PLANE); 16768cf5c917SJesse Barnes if (!obj) { 16778cf5c917SJesse Barnes DRM_DEBUG_KMS("Unknown plane ID %d\n", 16788cf5c917SJesse Barnes plane_req->plane_id); 16798cf5c917SJesse Barnes ret = -ENOENT; 16808cf5c917SJesse Barnes goto out; 16818cf5c917SJesse Barnes } 16828cf5c917SJesse Barnes plane = obj_to_plane(obj); 16838cf5c917SJesse Barnes 16848cf5c917SJesse Barnes /* No fb means shut it down */ 16858cf5c917SJesse Barnes if (!plane_req->fb_id) { 16868cf5c917SJesse Barnes plane->funcs->disable_plane(plane); 16878cf5c917SJesse Barnes goto out; 16888cf5c917SJesse Barnes } 16898cf5c917SJesse Barnes 16908cf5c917SJesse Barnes obj = drm_mode_object_find(dev, plane_req->crtc_id, 16918cf5c917SJesse Barnes DRM_MODE_OBJECT_CRTC); 16928cf5c917SJesse Barnes if (!obj) { 16938cf5c917SJesse Barnes DRM_DEBUG_KMS("Unknown crtc ID %d\n", 16948cf5c917SJesse Barnes plane_req->crtc_id); 16958cf5c917SJesse Barnes ret = -ENOENT; 16968cf5c917SJesse Barnes goto out; 16978cf5c917SJesse Barnes } 16988cf5c917SJesse Barnes crtc = obj_to_crtc(obj); 16998cf5c917SJesse Barnes 17008cf5c917SJesse Barnes obj = drm_mode_object_find(dev, plane_req->fb_id, 17018cf5c917SJesse Barnes DRM_MODE_OBJECT_FB); 17028cf5c917SJesse Barnes if (!obj) { 17038cf5c917SJesse Barnes DRM_DEBUG_KMS("Unknown framebuffer ID %d\n", 17048cf5c917SJesse Barnes plane_req->fb_id); 17058cf5c917SJesse Barnes ret = -ENOENT; 17068cf5c917SJesse Barnes goto out; 17078cf5c917SJesse Barnes } 17088cf5c917SJesse Barnes fb = obj_to_fb(obj); 17098cf5c917SJesse Barnes 17108cf5c917SJesse Barnes ret = plane->funcs->update_plane(plane, crtc, fb, 17118cf5c917SJesse Barnes plane_req->crtc_x, plane_req->crtc_y, 17128cf5c917SJesse Barnes plane_req->crtc_w, plane_req->crtc_h, 17138cf5c917SJesse Barnes plane_req->src_x, plane_req->src_y, 17148cf5c917SJesse Barnes plane_req->src_w, plane_req->src_h); 17158cf5c917SJesse Barnes if (!ret) { 17168cf5c917SJesse Barnes plane->crtc = crtc; 17178cf5c917SJesse Barnes plane->fb = fb; 17188cf5c917SJesse Barnes } 17198cf5c917SJesse Barnes 17208cf5c917SJesse Barnes out: 17218cf5c917SJesse Barnes mutex_unlock(&dev->mode_config.mutex); 17228cf5c917SJesse Barnes 17238cf5c917SJesse Barnes return ret; 17248cf5c917SJesse Barnes } 17258cf5c917SJesse Barnes 17268cf5c917SJesse Barnes /** 1727f453ba04SDave Airlie * drm_mode_setcrtc - set CRTC configuration 1728f453ba04SDave Airlie * @inode: inode from the ioctl 1729f453ba04SDave Airlie * @filp: file * from the ioctl 1730f453ba04SDave Airlie * @cmd: cmd from ioctl 1731f453ba04SDave Airlie * @arg: arg from ioctl 1732f453ba04SDave Airlie * 1733f453ba04SDave Airlie * LOCKING: 1734f453ba04SDave Airlie * Caller? (FIXME) 1735f453ba04SDave Airlie * 1736f453ba04SDave Airlie * Build a new CRTC configuration based on user request. 1737f453ba04SDave Airlie * 1738f453ba04SDave Airlie * Called by the user via ioctl. 1739f453ba04SDave Airlie * 1740f453ba04SDave Airlie * RETURNS: 1741f453ba04SDave Airlie * Zero on success, errno on failure. 1742f453ba04SDave Airlie */ 1743f453ba04SDave Airlie int drm_mode_setcrtc(struct drm_device *dev, void *data, 1744f453ba04SDave Airlie struct drm_file *file_priv) 1745f453ba04SDave Airlie { 1746f453ba04SDave Airlie struct drm_mode_config *config = &dev->mode_config; 1747f453ba04SDave Airlie struct drm_mode_crtc *crtc_req = data; 1748f453ba04SDave Airlie struct drm_mode_object *obj; 1749f453ba04SDave Airlie struct drm_crtc *crtc, *crtcfb; 1750f453ba04SDave Airlie struct drm_connector **connector_set = NULL, *connector; 1751f453ba04SDave Airlie struct drm_framebuffer *fb = NULL; 1752f453ba04SDave Airlie struct drm_display_mode *mode = NULL; 1753f453ba04SDave Airlie struct drm_mode_set set; 1754f453ba04SDave Airlie uint32_t __user *set_connectors_ptr; 1755f453ba04SDave Airlie int ret = 0; 1756f453ba04SDave Airlie int i; 1757f453ba04SDave Airlie 1758fb3b06c8SDave Airlie if (!drm_core_check_feature(dev, DRIVER_MODESET)) 1759fb3b06c8SDave Airlie return -EINVAL; 1760fb3b06c8SDave Airlie 1761f453ba04SDave Airlie mutex_lock(&dev->mode_config.mutex); 1762f453ba04SDave Airlie obj = drm_mode_object_find(dev, crtc_req->crtc_id, 1763f453ba04SDave Airlie DRM_MODE_OBJECT_CRTC); 1764f453ba04SDave Airlie if (!obj) { 176558367ed6SZhao Yakui DRM_DEBUG_KMS("Unknown CRTC ID %d\n", crtc_req->crtc_id); 1766f453ba04SDave Airlie ret = -EINVAL; 1767f453ba04SDave Airlie goto out; 1768f453ba04SDave Airlie } 1769f453ba04SDave Airlie crtc = obj_to_crtc(obj); 17709440106bSJerome Glisse DRM_DEBUG_KMS("[CRTC:%d]\n", crtc->base.id); 1771f453ba04SDave Airlie 1772f453ba04SDave Airlie if (crtc_req->mode_valid) { 1773f453ba04SDave Airlie /* If we have a mode we need a framebuffer. */ 1774f453ba04SDave Airlie /* If we pass -1, set the mode with the currently bound fb */ 1775f453ba04SDave Airlie if (crtc_req->fb_id == -1) { 1776f453ba04SDave Airlie list_for_each_entry(crtcfb, 1777f453ba04SDave Airlie &dev->mode_config.crtc_list, head) { 1778f453ba04SDave Airlie if (crtcfb == crtc) { 177958367ed6SZhao Yakui DRM_DEBUG_KMS("Using current fb for " 178058367ed6SZhao Yakui "setmode\n"); 1781f453ba04SDave Airlie fb = crtc->fb; 1782f453ba04SDave Airlie } 1783f453ba04SDave Airlie } 1784f453ba04SDave Airlie } else { 1785f453ba04SDave Airlie obj = drm_mode_object_find(dev, crtc_req->fb_id, 1786f453ba04SDave Airlie DRM_MODE_OBJECT_FB); 1787f453ba04SDave Airlie if (!obj) { 178858367ed6SZhao Yakui DRM_DEBUG_KMS("Unknown FB ID%d\n", 178958367ed6SZhao Yakui crtc_req->fb_id); 1790f453ba04SDave Airlie ret = -EINVAL; 1791f453ba04SDave Airlie goto out; 1792f453ba04SDave Airlie } 1793f453ba04SDave Airlie fb = obj_to_fb(obj); 1794f453ba04SDave Airlie } 1795f453ba04SDave Airlie 1796f453ba04SDave Airlie mode = drm_mode_create(dev); 1797f453ba04SDave Airlie drm_crtc_convert_umode(mode, &crtc_req->mode); 1798f453ba04SDave Airlie drm_mode_set_crtcinfo(mode, CRTC_INTERLACE_HALVE_V); 1799f453ba04SDave Airlie } 1800f453ba04SDave Airlie 1801f453ba04SDave Airlie if (crtc_req->count_connectors == 0 && mode) { 180258367ed6SZhao Yakui DRM_DEBUG_KMS("Count connectors is 0 but mode set\n"); 1803f453ba04SDave Airlie ret = -EINVAL; 1804f453ba04SDave Airlie goto out; 1805f453ba04SDave Airlie } 1806f453ba04SDave Airlie 18077781de74SJakob Bornecrantz if (crtc_req->count_connectors > 0 && (!mode || !fb)) { 180858367ed6SZhao Yakui DRM_DEBUG_KMS("Count connectors is %d but no mode or fb set\n", 1809f453ba04SDave Airlie crtc_req->count_connectors); 1810f453ba04SDave Airlie ret = -EINVAL; 1811f453ba04SDave Airlie goto out; 1812f453ba04SDave Airlie } 1813f453ba04SDave Airlie 1814f453ba04SDave Airlie if (crtc_req->count_connectors > 0) { 1815f453ba04SDave Airlie u32 out_id; 1816f453ba04SDave Airlie 1817f453ba04SDave Airlie /* Avoid unbounded kernel memory allocation */ 1818f453ba04SDave Airlie if (crtc_req->count_connectors > config->num_connector) { 1819f453ba04SDave Airlie ret = -EINVAL; 1820f453ba04SDave Airlie goto out; 1821f453ba04SDave Airlie } 1822f453ba04SDave Airlie 1823f453ba04SDave Airlie connector_set = kmalloc(crtc_req->count_connectors * 1824f453ba04SDave Airlie sizeof(struct drm_connector *), 1825f453ba04SDave Airlie GFP_KERNEL); 1826f453ba04SDave Airlie if (!connector_set) { 1827f453ba04SDave Airlie ret = -ENOMEM; 1828f453ba04SDave Airlie goto out; 1829f453ba04SDave Airlie } 1830f453ba04SDave Airlie 1831f453ba04SDave Airlie for (i = 0; i < crtc_req->count_connectors; i++) { 1832f453ba04SDave Airlie set_connectors_ptr = (uint32_t *)(unsigned long)crtc_req->set_connectors_ptr; 1833f453ba04SDave Airlie if (get_user(out_id, &set_connectors_ptr[i])) { 1834f453ba04SDave Airlie ret = -EFAULT; 1835f453ba04SDave Airlie goto out; 1836f453ba04SDave Airlie } 1837f453ba04SDave Airlie 1838f453ba04SDave Airlie obj = drm_mode_object_find(dev, out_id, 1839f453ba04SDave Airlie DRM_MODE_OBJECT_CONNECTOR); 1840f453ba04SDave Airlie if (!obj) { 184158367ed6SZhao Yakui DRM_DEBUG_KMS("Connector id %d unknown\n", 184258367ed6SZhao Yakui out_id); 1843f453ba04SDave Airlie ret = -EINVAL; 1844f453ba04SDave Airlie goto out; 1845f453ba04SDave Airlie } 1846f453ba04SDave Airlie connector = obj_to_connector(obj); 18479440106bSJerome Glisse DRM_DEBUG_KMS("[CONNECTOR:%d:%s]\n", 18489440106bSJerome Glisse connector->base.id, 18499440106bSJerome Glisse drm_get_connector_name(connector)); 1850f453ba04SDave Airlie 1851f453ba04SDave Airlie connector_set[i] = connector; 1852f453ba04SDave Airlie } 1853f453ba04SDave Airlie } 1854f453ba04SDave Airlie 1855f453ba04SDave Airlie set.crtc = crtc; 1856f453ba04SDave Airlie set.x = crtc_req->x; 1857f453ba04SDave Airlie set.y = crtc_req->y; 1858f453ba04SDave Airlie set.mode = mode; 1859f453ba04SDave Airlie set.connectors = connector_set; 1860f453ba04SDave Airlie set.num_connectors = crtc_req->count_connectors; 1861f453ba04SDave Airlie set.fb = fb; 1862f453ba04SDave Airlie ret = crtc->funcs->set_config(&set); 1863f453ba04SDave Airlie 1864f453ba04SDave Airlie out: 1865f453ba04SDave Airlie kfree(connector_set); 1866f453ba04SDave Airlie mutex_unlock(&dev->mode_config.mutex); 1867f453ba04SDave Airlie return ret; 1868f453ba04SDave Airlie } 1869f453ba04SDave Airlie 1870f453ba04SDave Airlie int drm_mode_cursor_ioctl(struct drm_device *dev, 1871f453ba04SDave Airlie void *data, struct drm_file *file_priv) 1872f453ba04SDave Airlie { 1873f453ba04SDave Airlie struct drm_mode_cursor *req = data; 1874f453ba04SDave Airlie struct drm_mode_object *obj; 1875f453ba04SDave Airlie struct drm_crtc *crtc; 1876f453ba04SDave Airlie int ret = 0; 1877f453ba04SDave Airlie 1878fb3b06c8SDave Airlie if (!drm_core_check_feature(dev, DRIVER_MODESET)) 1879fb3b06c8SDave Airlie return -EINVAL; 1880fb3b06c8SDave Airlie 1881acb4b992SJesse Barnes if (!req->flags) 1882f453ba04SDave Airlie return -EINVAL; 1883f453ba04SDave Airlie 1884f453ba04SDave Airlie mutex_lock(&dev->mode_config.mutex); 1885e0c8463aSJakob Bornecrantz obj = drm_mode_object_find(dev, req->crtc_id, DRM_MODE_OBJECT_CRTC); 1886f453ba04SDave Airlie if (!obj) { 188758367ed6SZhao Yakui DRM_DEBUG_KMS("Unknown CRTC ID %d\n", req->crtc_id); 1888f453ba04SDave Airlie ret = -EINVAL; 1889f453ba04SDave Airlie goto out; 1890f453ba04SDave Airlie } 1891f453ba04SDave Airlie crtc = obj_to_crtc(obj); 1892f453ba04SDave Airlie 1893f453ba04SDave Airlie if (req->flags & DRM_MODE_CURSOR_BO) { 1894f453ba04SDave Airlie if (!crtc->funcs->cursor_set) { 1895f453ba04SDave Airlie ret = -ENXIO; 1896f453ba04SDave Airlie goto out; 1897f453ba04SDave Airlie } 1898f453ba04SDave Airlie /* Turns off the cursor if handle is 0 */ 1899f453ba04SDave Airlie ret = crtc->funcs->cursor_set(crtc, file_priv, req->handle, 1900f453ba04SDave Airlie req->width, req->height); 1901f453ba04SDave Airlie } 1902f453ba04SDave Airlie 1903f453ba04SDave Airlie if (req->flags & DRM_MODE_CURSOR_MOVE) { 1904f453ba04SDave Airlie if (crtc->funcs->cursor_move) { 1905f453ba04SDave Airlie ret = crtc->funcs->cursor_move(crtc, req->x, req->y); 1906f453ba04SDave Airlie } else { 1907f453ba04SDave Airlie ret = -EFAULT; 1908f453ba04SDave Airlie goto out; 1909f453ba04SDave Airlie } 1910f453ba04SDave Airlie } 1911f453ba04SDave Airlie out: 1912f453ba04SDave Airlie mutex_unlock(&dev->mode_config.mutex); 1913f453ba04SDave Airlie return ret; 1914f453ba04SDave Airlie } 1915f453ba04SDave Airlie 1916308e5bcbSJesse Barnes /* Original addfb only supported RGB formats, so figure out which one */ 1917308e5bcbSJesse Barnes uint32_t drm_mode_legacy_fb_format(uint32_t bpp, uint32_t depth) 1918308e5bcbSJesse Barnes { 1919308e5bcbSJesse Barnes uint32_t fmt; 1920308e5bcbSJesse Barnes 1921308e5bcbSJesse Barnes switch (bpp) { 1922308e5bcbSJesse Barnes case 8: 192304b3924dSVille Syrjälä fmt = DRM_FORMAT_RGB332; 1924308e5bcbSJesse Barnes break; 1925308e5bcbSJesse Barnes case 16: 1926308e5bcbSJesse Barnes if (depth == 15) 192704b3924dSVille Syrjälä fmt = DRM_FORMAT_XRGB1555; 1928308e5bcbSJesse Barnes else 192904b3924dSVille Syrjälä fmt = DRM_FORMAT_RGB565; 1930308e5bcbSJesse Barnes break; 1931308e5bcbSJesse Barnes case 24: 193204b3924dSVille Syrjälä fmt = DRM_FORMAT_RGB888; 1933308e5bcbSJesse Barnes break; 1934308e5bcbSJesse Barnes case 32: 1935308e5bcbSJesse Barnes if (depth == 24) 193604b3924dSVille Syrjälä fmt = DRM_FORMAT_XRGB8888; 1937308e5bcbSJesse Barnes else if (depth == 30) 193804b3924dSVille Syrjälä fmt = DRM_FORMAT_XRGB2101010; 1939308e5bcbSJesse Barnes else 194004b3924dSVille Syrjälä fmt = DRM_FORMAT_ARGB8888; 1941308e5bcbSJesse Barnes break; 1942308e5bcbSJesse Barnes default: 194304b3924dSVille Syrjälä DRM_ERROR("bad bpp, assuming x8r8g8b8 pixel format\n"); 194404b3924dSVille Syrjälä fmt = DRM_FORMAT_XRGB8888; 1945308e5bcbSJesse Barnes break; 1946308e5bcbSJesse Barnes } 1947308e5bcbSJesse Barnes 1948308e5bcbSJesse Barnes return fmt; 1949308e5bcbSJesse Barnes } 1950308e5bcbSJesse Barnes EXPORT_SYMBOL(drm_mode_legacy_fb_format); 1951308e5bcbSJesse Barnes 1952f453ba04SDave Airlie /** 1953f453ba04SDave Airlie * drm_mode_addfb - add an FB to the graphics configuration 1954f453ba04SDave Airlie * @inode: inode from the ioctl 1955f453ba04SDave Airlie * @filp: file * from the ioctl 1956f453ba04SDave Airlie * @cmd: cmd from ioctl 1957f453ba04SDave Airlie * @arg: arg from ioctl 1958f453ba04SDave Airlie * 1959f453ba04SDave Airlie * LOCKING: 1960f453ba04SDave Airlie * Takes mode config lock. 1961f453ba04SDave Airlie * 1962f453ba04SDave Airlie * Add a new FB to the specified CRTC, given a user request. 1963f453ba04SDave Airlie * 1964f453ba04SDave Airlie * Called by the user via ioctl. 1965f453ba04SDave Airlie * 1966f453ba04SDave Airlie * RETURNS: 1967f453ba04SDave Airlie * Zero on success, errno on failure. 1968f453ba04SDave Airlie */ 1969f453ba04SDave Airlie int drm_mode_addfb(struct drm_device *dev, 1970f453ba04SDave Airlie void *data, struct drm_file *file_priv) 1971f453ba04SDave Airlie { 1972308e5bcbSJesse Barnes struct drm_mode_fb_cmd *or = data; 1973308e5bcbSJesse Barnes struct drm_mode_fb_cmd2 r = {}; 1974308e5bcbSJesse Barnes struct drm_mode_config *config = &dev->mode_config; 1975308e5bcbSJesse Barnes struct drm_framebuffer *fb; 1976308e5bcbSJesse Barnes int ret = 0; 1977308e5bcbSJesse Barnes 1978308e5bcbSJesse Barnes /* Use new struct with format internally */ 1979308e5bcbSJesse Barnes r.fb_id = or->fb_id; 1980308e5bcbSJesse Barnes r.width = or->width; 1981308e5bcbSJesse Barnes r.height = or->height; 1982308e5bcbSJesse Barnes r.pitches[0] = or->pitch; 1983308e5bcbSJesse Barnes r.pixel_format = drm_mode_legacy_fb_format(or->bpp, or->depth); 1984308e5bcbSJesse Barnes r.handles[0] = or->handle; 1985308e5bcbSJesse Barnes 1986308e5bcbSJesse Barnes if (!drm_core_check_feature(dev, DRIVER_MODESET)) 1987308e5bcbSJesse Barnes return -EINVAL; 1988308e5bcbSJesse Barnes 1989acb4b992SJesse Barnes if ((config->min_width > r.width) || (r.width > config->max_width)) 1990308e5bcbSJesse Barnes return -EINVAL; 1991acb4b992SJesse Barnes 1992acb4b992SJesse Barnes if ((config->min_height > r.height) || (r.height > config->max_height)) 1993308e5bcbSJesse Barnes return -EINVAL; 1994308e5bcbSJesse Barnes 1995308e5bcbSJesse Barnes mutex_lock(&dev->mode_config.mutex); 1996308e5bcbSJesse Barnes 1997308e5bcbSJesse Barnes /* TODO check buffer is sufficiently large */ 1998308e5bcbSJesse Barnes /* TODO setup destructor callback */ 1999308e5bcbSJesse Barnes 2000308e5bcbSJesse Barnes fb = dev->mode_config.funcs->fb_create(dev, file_priv, &r); 2001308e5bcbSJesse Barnes if (IS_ERR(fb)) { 2002308e5bcbSJesse Barnes DRM_ERROR("could not create framebuffer\n"); 2003308e5bcbSJesse Barnes ret = PTR_ERR(fb); 2004308e5bcbSJesse Barnes goto out; 2005308e5bcbSJesse Barnes } 2006308e5bcbSJesse Barnes 2007308e5bcbSJesse Barnes or->fb_id = fb->base.id; 2008308e5bcbSJesse Barnes list_add(&fb->filp_head, &file_priv->fbs); 2009308e5bcbSJesse Barnes DRM_DEBUG_KMS("[FB:%d]\n", fb->base.id); 2010308e5bcbSJesse Barnes 2011308e5bcbSJesse Barnes out: 2012308e5bcbSJesse Barnes mutex_unlock(&dev->mode_config.mutex); 2013308e5bcbSJesse Barnes return ret; 2014308e5bcbSJesse Barnes } 2015308e5bcbSJesse Barnes 2016308e5bcbSJesse Barnes /** 2017308e5bcbSJesse Barnes * drm_mode_addfb2 - add an FB to the graphics configuration 2018308e5bcbSJesse Barnes * @inode: inode from the ioctl 2019308e5bcbSJesse Barnes * @filp: file * from the ioctl 2020308e5bcbSJesse Barnes * @cmd: cmd from ioctl 2021308e5bcbSJesse Barnes * @arg: arg from ioctl 2022308e5bcbSJesse Barnes * 2023308e5bcbSJesse Barnes * LOCKING: 2024308e5bcbSJesse Barnes * Takes mode config lock. 2025308e5bcbSJesse Barnes * 2026308e5bcbSJesse Barnes * Add a new FB to the specified CRTC, given a user request with format. 2027308e5bcbSJesse Barnes * 2028308e5bcbSJesse Barnes * Called by the user via ioctl. 2029308e5bcbSJesse Barnes * 2030308e5bcbSJesse Barnes * RETURNS: 2031308e5bcbSJesse Barnes * Zero on success, errno on failure. 2032308e5bcbSJesse Barnes */ 2033308e5bcbSJesse Barnes int drm_mode_addfb2(struct drm_device *dev, 2034308e5bcbSJesse Barnes void *data, struct drm_file *file_priv) 2035308e5bcbSJesse Barnes { 2036308e5bcbSJesse Barnes struct drm_mode_fb_cmd2 *r = data; 2037f453ba04SDave Airlie struct drm_mode_config *config = &dev->mode_config; 2038f453ba04SDave Airlie struct drm_framebuffer *fb; 2039f453ba04SDave Airlie int ret = 0; 2040f453ba04SDave Airlie 2041fb3b06c8SDave Airlie if (!drm_core_check_feature(dev, DRIVER_MODESET)) 2042fb3b06c8SDave Airlie return -EINVAL; 2043fb3b06c8SDave Airlie 2044f453ba04SDave Airlie if ((config->min_width > r->width) || (r->width > config->max_width)) { 20458cf5c917SJesse Barnes DRM_ERROR("bad framebuffer width %d, should be >= %d && <= %d\n", 20468cf5c917SJesse Barnes r->width, config->min_width, config->max_width); 2047f453ba04SDave Airlie return -EINVAL; 2048f453ba04SDave Airlie } 2049f453ba04SDave Airlie if ((config->min_height > r->height) || (r->height > config->max_height)) { 20508cf5c917SJesse Barnes DRM_ERROR("bad framebuffer height %d, should be >= %d && <= %d\n", 20518cf5c917SJesse Barnes r->height, config->min_height, config->max_height); 2052f453ba04SDave Airlie return -EINVAL; 2053f453ba04SDave Airlie } 2054f453ba04SDave Airlie 2055f453ba04SDave Airlie mutex_lock(&dev->mode_config.mutex); 2056f453ba04SDave Airlie 2057f453ba04SDave Airlie fb = dev->mode_config.funcs->fb_create(dev, file_priv, r); 2058cce13ff7SChris Wilson if (IS_ERR(fb)) { 2059f453ba04SDave Airlie DRM_ERROR("could not create framebuffer\n"); 2060cce13ff7SChris Wilson ret = PTR_ERR(fb); 2061f453ba04SDave Airlie goto out; 2062f453ba04SDave Airlie } 2063f453ba04SDave Airlie 2064e0c8463aSJakob Bornecrantz r->fb_id = fb->base.id; 2065f453ba04SDave Airlie list_add(&fb->filp_head, &file_priv->fbs); 20669440106bSJerome Glisse DRM_DEBUG_KMS("[FB:%d]\n", fb->base.id); 2067f453ba04SDave Airlie 2068f453ba04SDave Airlie out: 2069f453ba04SDave Airlie mutex_unlock(&dev->mode_config.mutex); 2070f453ba04SDave Airlie return ret; 2071f453ba04SDave Airlie } 2072f453ba04SDave Airlie 2073f453ba04SDave Airlie /** 2074f453ba04SDave Airlie * drm_mode_rmfb - remove an FB from the configuration 2075f453ba04SDave Airlie * @inode: inode from the ioctl 2076f453ba04SDave Airlie * @filp: file * from the ioctl 2077f453ba04SDave Airlie * @cmd: cmd from ioctl 2078f453ba04SDave Airlie * @arg: arg from ioctl 2079f453ba04SDave Airlie * 2080f453ba04SDave Airlie * LOCKING: 2081f453ba04SDave Airlie * Takes mode config lock. 2082f453ba04SDave Airlie * 2083f453ba04SDave Airlie * Remove the FB specified by the user. 2084f453ba04SDave Airlie * 2085f453ba04SDave Airlie * Called by the user via ioctl. 2086f453ba04SDave Airlie * 2087f453ba04SDave Airlie * RETURNS: 2088f453ba04SDave Airlie * Zero on success, errno on failure. 2089f453ba04SDave Airlie */ 2090f453ba04SDave Airlie int drm_mode_rmfb(struct drm_device *dev, 2091f453ba04SDave Airlie void *data, struct drm_file *file_priv) 2092f453ba04SDave Airlie { 2093f453ba04SDave Airlie struct drm_mode_object *obj; 2094f453ba04SDave Airlie struct drm_framebuffer *fb = NULL; 2095f453ba04SDave Airlie struct drm_framebuffer *fbl = NULL; 2096f453ba04SDave Airlie uint32_t *id = data; 2097f453ba04SDave Airlie int ret = 0; 2098f453ba04SDave Airlie int found = 0; 2099f453ba04SDave Airlie 2100fb3b06c8SDave Airlie if (!drm_core_check_feature(dev, DRIVER_MODESET)) 2101fb3b06c8SDave Airlie return -EINVAL; 2102fb3b06c8SDave Airlie 2103f453ba04SDave Airlie mutex_lock(&dev->mode_config.mutex); 2104f453ba04SDave Airlie obj = drm_mode_object_find(dev, *id, DRM_MODE_OBJECT_FB); 210525985edcSLucas De Marchi /* TODO check that we really get a framebuffer back. */ 2106f453ba04SDave Airlie if (!obj) { 2107f453ba04SDave Airlie ret = -EINVAL; 2108f453ba04SDave Airlie goto out; 2109f453ba04SDave Airlie } 2110f453ba04SDave Airlie fb = obj_to_fb(obj); 2111f453ba04SDave Airlie 2112f453ba04SDave Airlie list_for_each_entry(fbl, &file_priv->fbs, filp_head) 2113f453ba04SDave Airlie if (fb == fbl) 2114f453ba04SDave Airlie found = 1; 2115f453ba04SDave Airlie 2116f453ba04SDave Airlie if (!found) { 2117f453ba04SDave Airlie ret = -EINVAL; 2118f453ba04SDave Airlie goto out; 2119f453ba04SDave Airlie } 2120f453ba04SDave Airlie 2121f453ba04SDave Airlie /* TODO release all crtc connected to the framebuffer */ 2122f453ba04SDave Airlie /* TODO unhock the destructor from the buffer object */ 2123f453ba04SDave Airlie 2124f453ba04SDave Airlie list_del(&fb->filp_head); 2125f453ba04SDave Airlie fb->funcs->destroy(fb); 2126f453ba04SDave Airlie 2127f453ba04SDave Airlie out: 2128f453ba04SDave Airlie mutex_unlock(&dev->mode_config.mutex); 2129f453ba04SDave Airlie return ret; 2130f453ba04SDave Airlie } 2131f453ba04SDave Airlie 2132f453ba04SDave Airlie /** 2133f453ba04SDave Airlie * drm_mode_getfb - get FB info 2134f453ba04SDave Airlie * @inode: inode from the ioctl 2135f453ba04SDave Airlie * @filp: file * from the ioctl 2136f453ba04SDave Airlie * @cmd: cmd from ioctl 2137f453ba04SDave Airlie * @arg: arg from ioctl 2138f453ba04SDave Airlie * 2139f453ba04SDave Airlie * LOCKING: 2140f453ba04SDave Airlie * Caller? (FIXME) 2141f453ba04SDave Airlie * 2142f453ba04SDave Airlie * Lookup the FB given its ID and return info about it. 2143f453ba04SDave Airlie * 2144f453ba04SDave Airlie * Called by the user via ioctl. 2145f453ba04SDave Airlie * 2146f453ba04SDave Airlie * RETURNS: 2147f453ba04SDave Airlie * Zero on success, errno on failure. 2148f453ba04SDave Airlie */ 2149f453ba04SDave Airlie int drm_mode_getfb(struct drm_device *dev, 2150f453ba04SDave Airlie void *data, struct drm_file *file_priv) 2151f453ba04SDave Airlie { 2152f453ba04SDave Airlie struct drm_mode_fb_cmd *r = data; 2153f453ba04SDave Airlie struct drm_mode_object *obj; 2154f453ba04SDave Airlie struct drm_framebuffer *fb; 2155f453ba04SDave Airlie int ret = 0; 2156f453ba04SDave Airlie 2157fb3b06c8SDave Airlie if (!drm_core_check_feature(dev, DRIVER_MODESET)) 2158fb3b06c8SDave Airlie return -EINVAL; 2159fb3b06c8SDave Airlie 2160f453ba04SDave Airlie mutex_lock(&dev->mode_config.mutex); 2161e0c8463aSJakob Bornecrantz obj = drm_mode_object_find(dev, r->fb_id, DRM_MODE_OBJECT_FB); 2162f453ba04SDave Airlie if (!obj) { 2163f453ba04SDave Airlie ret = -EINVAL; 2164f453ba04SDave Airlie goto out; 2165f453ba04SDave Airlie } 2166f453ba04SDave Airlie fb = obj_to_fb(obj); 2167f453ba04SDave Airlie 2168f453ba04SDave Airlie r->height = fb->height; 2169f453ba04SDave Airlie r->width = fb->width; 2170f453ba04SDave Airlie r->depth = fb->depth; 2171f453ba04SDave Airlie r->bpp = fb->bits_per_pixel; 2172f453ba04SDave Airlie r->pitch = fb->pitch; 2173f453ba04SDave Airlie fb->funcs->create_handle(fb, file_priv, &r->handle); 2174f453ba04SDave Airlie 2175f453ba04SDave Airlie out: 2176f453ba04SDave Airlie mutex_unlock(&dev->mode_config.mutex); 2177f453ba04SDave Airlie return ret; 2178f453ba04SDave Airlie } 2179f453ba04SDave Airlie 2180884840aaSJakob Bornecrantz int drm_mode_dirtyfb_ioctl(struct drm_device *dev, 2181884840aaSJakob Bornecrantz void *data, struct drm_file *file_priv) 2182884840aaSJakob Bornecrantz { 2183884840aaSJakob Bornecrantz struct drm_clip_rect __user *clips_ptr; 2184884840aaSJakob Bornecrantz struct drm_clip_rect *clips = NULL; 2185884840aaSJakob Bornecrantz struct drm_mode_fb_dirty_cmd *r = data; 2186884840aaSJakob Bornecrantz struct drm_mode_object *obj; 2187884840aaSJakob Bornecrantz struct drm_framebuffer *fb; 2188884840aaSJakob Bornecrantz unsigned flags; 2189884840aaSJakob Bornecrantz int num_clips; 2190884840aaSJakob Bornecrantz int ret = 0; 2191884840aaSJakob Bornecrantz 2192fb3b06c8SDave Airlie if (!drm_core_check_feature(dev, DRIVER_MODESET)) 2193fb3b06c8SDave Airlie return -EINVAL; 2194fb3b06c8SDave Airlie 2195884840aaSJakob Bornecrantz mutex_lock(&dev->mode_config.mutex); 2196884840aaSJakob Bornecrantz obj = drm_mode_object_find(dev, r->fb_id, DRM_MODE_OBJECT_FB); 2197884840aaSJakob Bornecrantz if (!obj) { 2198884840aaSJakob Bornecrantz ret = -EINVAL; 2199884840aaSJakob Bornecrantz goto out_err1; 2200884840aaSJakob Bornecrantz } 2201884840aaSJakob Bornecrantz fb = obj_to_fb(obj); 2202884840aaSJakob Bornecrantz 2203884840aaSJakob Bornecrantz num_clips = r->num_clips; 2204884840aaSJakob Bornecrantz clips_ptr = (struct drm_clip_rect *)(unsigned long)r->clips_ptr; 2205884840aaSJakob Bornecrantz 2206884840aaSJakob Bornecrantz if (!num_clips != !clips_ptr) { 2207884840aaSJakob Bornecrantz ret = -EINVAL; 2208884840aaSJakob Bornecrantz goto out_err1; 2209884840aaSJakob Bornecrantz } 2210884840aaSJakob Bornecrantz 2211884840aaSJakob Bornecrantz flags = DRM_MODE_FB_DIRTY_FLAGS & r->flags; 2212884840aaSJakob Bornecrantz 2213884840aaSJakob Bornecrantz /* If userspace annotates copy, clips must come in pairs */ 2214884840aaSJakob Bornecrantz if (flags & DRM_MODE_FB_DIRTY_ANNOTATE_COPY && (num_clips % 2)) { 2215884840aaSJakob Bornecrantz ret = -EINVAL; 2216884840aaSJakob Bornecrantz goto out_err1; 2217884840aaSJakob Bornecrantz } 2218884840aaSJakob Bornecrantz 2219884840aaSJakob Bornecrantz if (num_clips && clips_ptr) { 2220884840aaSJakob Bornecrantz clips = kzalloc(num_clips * sizeof(*clips), GFP_KERNEL); 2221884840aaSJakob Bornecrantz if (!clips) { 2222884840aaSJakob Bornecrantz ret = -ENOMEM; 2223884840aaSJakob Bornecrantz goto out_err1; 2224884840aaSJakob Bornecrantz } 2225884840aaSJakob Bornecrantz 2226884840aaSJakob Bornecrantz ret = copy_from_user(clips, clips_ptr, 2227884840aaSJakob Bornecrantz num_clips * sizeof(*clips)); 2228e902a358SDan Carpenter if (ret) { 2229e902a358SDan Carpenter ret = -EFAULT; 2230884840aaSJakob Bornecrantz goto out_err2; 2231884840aaSJakob Bornecrantz } 2232e902a358SDan Carpenter } 2233884840aaSJakob Bornecrantz 2234884840aaSJakob Bornecrantz if (fb->funcs->dirty) { 223502b00162SThomas Hellstrom ret = fb->funcs->dirty(fb, file_priv, flags, r->color, 223602b00162SThomas Hellstrom clips, num_clips); 2237884840aaSJakob Bornecrantz } else { 2238884840aaSJakob Bornecrantz ret = -ENOSYS; 2239884840aaSJakob Bornecrantz goto out_err2; 2240884840aaSJakob Bornecrantz } 2241884840aaSJakob Bornecrantz 2242884840aaSJakob Bornecrantz out_err2: 2243884840aaSJakob Bornecrantz kfree(clips); 2244884840aaSJakob Bornecrantz out_err1: 2245884840aaSJakob Bornecrantz mutex_unlock(&dev->mode_config.mutex); 2246884840aaSJakob Bornecrantz return ret; 2247884840aaSJakob Bornecrantz } 2248884840aaSJakob Bornecrantz 2249884840aaSJakob Bornecrantz 2250f453ba04SDave Airlie /** 2251f453ba04SDave Airlie * drm_fb_release - remove and free the FBs on this file 2252f453ba04SDave Airlie * @filp: file * from the ioctl 2253f453ba04SDave Airlie * 2254f453ba04SDave Airlie * LOCKING: 2255f453ba04SDave Airlie * Takes mode config lock. 2256f453ba04SDave Airlie * 2257f453ba04SDave Airlie * Destroy all the FBs associated with @filp. 2258f453ba04SDave Airlie * 2259f453ba04SDave Airlie * Called by the user via ioctl. 2260f453ba04SDave Airlie * 2261f453ba04SDave Airlie * RETURNS: 2262f453ba04SDave Airlie * Zero on success, errno on failure. 2263f453ba04SDave Airlie */ 2264ea39f835SKristian Høgsberg void drm_fb_release(struct drm_file *priv) 2265f453ba04SDave Airlie { 2266f453ba04SDave Airlie struct drm_device *dev = priv->minor->dev; 2267f453ba04SDave Airlie struct drm_framebuffer *fb, *tfb; 2268f453ba04SDave Airlie 2269f453ba04SDave Airlie mutex_lock(&dev->mode_config.mutex); 2270f453ba04SDave Airlie list_for_each_entry_safe(fb, tfb, &priv->fbs, filp_head) { 2271f453ba04SDave Airlie list_del(&fb->filp_head); 2272f453ba04SDave Airlie fb->funcs->destroy(fb); 2273f453ba04SDave Airlie } 2274f453ba04SDave Airlie mutex_unlock(&dev->mode_config.mutex); 2275f453ba04SDave Airlie } 2276f453ba04SDave Airlie 2277f453ba04SDave Airlie /** 2278f453ba04SDave Airlie * drm_mode_attachmode - add a mode to the user mode list 2279f453ba04SDave Airlie * @dev: DRM device 2280f453ba04SDave Airlie * @connector: connector to add the mode to 2281f453ba04SDave Airlie * @mode: mode to add 2282f453ba04SDave Airlie * 2283f453ba04SDave Airlie * Add @mode to @connector's user mode list. 2284f453ba04SDave Airlie */ 2285f453ba04SDave Airlie static int drm_mode_attachmode(struct drm_device *dev, 2286f453ba04SDave Airlie struct drm_connector *connector, 2287f453ba04SDave Airlie struct drm_display_mode *mode) 2288f453ba04SDave Airlie { 2289f453ba04SDave Airlie int ret = 0; 2290f453ba04SDave Airlie 2291f453ba04SDave Airlie list_add_tail(&mode->head, &connector->user_modes); 2292f453ba04SDave Airlie return ret; 2293f453ba04SDave Airlie } 2294f453ba04SDave Airlie 2295f453ba04SDave Airlie int drm_mode_attachmode_crtc(struct drm_device *dev, struct drm_crtc *crtc, 2296f453ba04SDave Airlie struct drm_display_mode *mode) 2297f453ba04SDave Airlie { 2298f453ba04SDave Airlie struct drm_connector *connector; 2299f453ba04SDave Airlie int ret = 0; 2300f453ba04SDave Airlie struct drm_display_mode *dup_mode; 2301f453ba04SDave Airlie int need_dup = 0; 2302f453ba04SDave Airlie list_for_each_entry(connector, &dev->mode_config.connector_list, head) { 2303f453ba04SDave Airlie if (!connector->encoder) 2304f453ba04SDave Airlie break; 2305f453ba04SDave Airlie if (connector->encoder->crtc == crtc) { 2306f453ba04SDave Airlie if (need_dup) 2307f453ba04SDave Airlie dup_mode = drm_mode_duplicate(dev, mode); 2308f453ba04SDave Airlie else 2309f453ba04SDave Airlie dup_mode = mode; 2310f453ba04SDave Airlie ret = drm_mode_attachmode(dev, connector, dup_mode); 2311f453ba04SDave Airlie if (ret) 2312f453ba04SDave Airlie return ret; 2313f453ba04SDave Airlie need_dup = 1; 2314f453ba04SDave Airlie } 2315f453ba04SDave Airlie } 2316f453ba04SDave Airlie return 0; 2317f453ba04SDave Airlie } 2318f453ba04SDave Airlie EXPORT_SYMBOL(drm_mode_attachmode_crtc); 2319f453ba04SDave Airlie 2320f453ba04SDave Airlie static int drm_mode_detachmode(struct drm_device *dev, 2321f453ba04SDave Airlie struct drm_connector *connector, 2322f453ba04SDave Airlie struct drm_display_mode *mode) 2323f453ba04SDave Airlie { 2324f453ba04SDave Airlie int found = 0; 2325f453ba04SDave Airlie int ret = 0; 2326f453ba04SDave Airlie struct drm_display_mode *match_mode, *t; 2327f453ba04SDave Airlie 2328f453ba04SDave Airlie list_for_each_entry_safe(match_mode, t, &connector->user_modes, head) { 2329f453ba04SDave Airlie if (drm_mode_equal(match_mode, mode)) { 2330f453ba04SDave Airlie list_del(&match_mode->head); 2331f453ba04SDave Airlie drm_mode_destroy(dev, match_mode); 2332f453ba04SDave Airlie found = 1; 2333f453ba04SDave Airlie break; 2334f453ba04SDave Airlie } 2335f453ba04SDave Airlie } 2336f453ba04SDave Airlie 2337f453ba04SDave Airlie if (!found) 2338f453ba04SDave Airlie ret = -EINVAL; 2339f453ba04SDave Airlie 2340f453ba04SDave Airlie return ret; 2341f453ba04SDave Airlie } 2342f453ba04SDave Airlie 2343f453ba04SDave Airlie int drm_mode_detachmode_crtc(struct drm_device *dev, struct drm_display_mode *mode) 2344f453ba04SDave Airlie { 2345f453ba04SDave Airlie struct drm_connector *connector; 2346f453ba04SDave Airlie 2347f453ba04SDave Airlie list_for_each_entry(connector, &dev->mode_config.connector_list, head) { 2348f453ba04SDave Airlie drm_mode_detachmode(dev, connector, mode); 2349f453ba04SDave Airlie } 2350f453ba04SDave Airlie return 0; 2351f453ba04SDave Airlie } 2352f453ba04SDave Airlie EXPORT_SYMBOL(drm_mode_detachmode_crtc); 2353f453ba04SDave Airlie 2354f453ba04SDave Airlie /** 2355f453ba04SDave Airlie * drm_fb_attachmode - Attach a user mode to an connector 2356f453ba04SDave Airlie * @inode: inode from the ioctl 2357f453ba04SDave Airlie * @filp: file * from the ioctl 2358f453ba04SDave Airlie * @cmd: cmd from ioctl 2359f453ba04SDave Airlie * @arg: arg from ioctl 2360f453ba04SDave Airlie * 2361f453ba04SDave Airlie * This attaches a user specified mode to an connector. 2362f453ba04SDave Airlie * Called by the user via ioctl. 2363f453ba04SDave Airlie * 2364f453ba04SDave Airlie * RETURNS: 2365f453ba04SDave Airlie * Zero on success, errno on failure. 2366f453ba04SDave Airlie */ 2367f453ba04SDave Airlie int drm_mode_attachmode_ioctl(struct drm_device *dev, 2368f453ba04SDave Airlie void *data, struct drm_file *file_priv) 2369f453ba04SDave Airlie { 2370f453ba04SDave Airlie struct drm_mode_mode_cmd *mode_cmd = data; 2371f453ba04SDave Airlie struct drm_connector *connector; 2372f453ba04SDave Airlie struct drm_display_mode *mode; 2373f453ba04SDave Airlie struct drm_mode_object *obj; 2374f453ba04SDave Airlie struct drm_mode_modeinfo *umode = &mode_cmd->mode; 2375f453ba04SDave Airlie int ret = 0; 2376f453ba04SDave Airlie 2377fb3b06c8SDave Airlie if (!drm_core_check_feature(dev, DRIVER_MODESET)) 2378fb3b06c8SDave Airlie return -EINVAL; 2379fb3b06c8SDave Airlie 2380f453ba04SDave Airlie mutex_lock(&dev->mode_config.mutex); 2381f453ba04SDave Airlie 2382f453ba04SDave Airlie obj = drm_mode_object_find(dev, mode_cmd->connector_id, DRM_MODE_OBJECT_CONNECTOR); 2383f453ba04SDave Airlie if (!obj) { 2384f453ba04SDave Airlie ret = -EINVAL; 2385f453ba04SDave Airlie goto out; 2386f453ba04SDave Airlie } 2387f453ba04SDave Airlie connector = obj_to_connector(obj); 2388f453ba04SDave Airlie 2389f453ba04SDave Airlie mode = drm_mode_create(dev); 2390f453ba04SDave Airlie if (!mode) { 2391f453ba04SDave Airlie ret = -ENOMEM; 2392f453ba04SDave Airlie goto out; 2393f453ba04SDave Airlie } 2394f453ba04SDave Airlie 2395f453ba04SDave Airlie drm_crtc_convert_umode(mode, umode); 2396f453ba04SDave Airlie 2397f453ba04SDave Airlie ret = drm_mode_attachmode(dev, connector, mode); 2398f453ba04SDave Airlie out: 2399f453ba04SDave Airlie mutex_unlock(&dev->mode_config.mutex); 2400f453ba04SDave Airlie return ret; 2401f453ba04SDave Airlie } 2402f453ba04SDave Airlie 2403f453ba04SDave Airlie 2404f453ba04SDave Airlie /** 2405f453ba04SDave Airlie * drm_fb_detachmode - Detach a user specified mode from an connector 2406f453ba04SDave Airlie * @inode: inode from the ioctl 2407f453ba04SDave Airlie * @filp: file * from the ioctl 2408f453ba04SDave Airlie * @cmd: cmd from ioctl 2409f453ba04SDave Airlie * @arg: arg from ioctl 2410f453ba04SDave Airlie * 2411f453ba04SDave Airlie * Called by the user via ioctl. 2412f453ba04SDave Airlie * 2413f453ba04SDave Airlie * RETURNS: 2414f453ba04SDave Airlie * Zero on success, errno on failure. 2415f453ba04SDave Airlie */ 2416f453ba04SDave Airlie int drm_mode_detachmode_ioctl(struct drm_device *dev, 2417f453ba04SDave Airlie void *data, struct drm_file *file_priv) 2418f453ba04SDave Airlie { 2419f453ba04SDave Airlie struct drm_mode_object *obj; 2420f453ba04SDave Airlie struct drm_mode_mode_cmd *mode_cmd = data; 2421f453ba04SDave Airlie struct drm_connector *connector; 2422f453ba04SDave Airlie struct drm_display_mode mode; 2423f453ba04SDave Airlie struct drm_mode_modeinfo *umode = &mode_cmd->mode; 2424f453ba04SDave Airlie int ret = 0; 2425f453ba04SDave Airlie 2426fb3b06c8SDave Airlie if (!drm_core_check_feature(dev, DRIVER_MODESET)) 2427fb3b06c8SDave Airlie return -EINVAL; 2428fb3b06c8SDave Airlie 2429f453ba04SDave Airlie mutex_lock(&dev->mode_config.mutex); 2430f453ba04SDave Airlie 2431f453ba04SDave Airlie obj = drm_mode_object_find(dev, mode_cmd->connector_id, DRM_MODE_OBJECT_CONNECTOR); 2432f453ba04SDave Airlie if (!obj) { 2433f453ba04SDave Airlie ret = -EINVAL; 2434f453ba04SDave Airlie goto out; 2435f453ba04SDave Airlie } 2436f453ba04SDave Airlie connector = obj_to_connector(obj); 2437f453ba04SDave Airlie 2438f453ba04SDave Airlie drm_crtc_convert_umode(&mode, umode); 2439f453ba04SDave Airlie ret = drm_mode_detachmode(dev, connector, &mode); 2440f453ba04SDave Airlie out: 2441f453ba04SDave Airlie mutex_unlock(&dev->mode_config.mutex); 2442f453ba04SDave Airlie return ret; 2443f453ba04SDave Airlie } 2444f453ba04SDave Airlie 2445f453ba04SDave Airlie struct drm_property *drm_property_create(struct drm_device *dev, int flags, 2446f453ba04SDave Airlie const char *name, int num_values) 2447f453ba04SDave Airlie { 2448f453ba04SDave Airlie struct drm_property *property = NULL; 2449f453ba04SDave Airlie 2450f453ba04SDave Airlie property = kzalloc(sizeof(struct drm_property), GFP_KERNEL); 2451f453ba04SDave Airlie if (!property) 2452f453ba04SDave Airlie return NULL; 2453f453ba04SDave Airlie 2454f453ba04SDave Airlie if (num_values) { 2455f453ba04SDave Airlie property->values = kzalloc(sizeof(uint64_t)*num_values, GFP_KERNEL); 2456f453ba04SDave Airlie if (!property->values) 2457f453ba04SDave Airlie goto fail; 2458f453ba04SDave Airlie } 2459f453ba04SDave Airlie 2460f453ba04SDave Airlie drm_mode_object_get(dev, &property->base, DRM_MODE_OBJECT_PROPERTY); 2461f453ba04SDave Airlie property->flags = flags; 2462f453ba04SDave Airlie property->num_values = num_values; 2463f453ba04SDave Airlie INIT_LIST_HEAD(&property->enum_blob_list); 2464f453ba04SDave Airlie 2465f453ba04SDave Airlie if (name) 2466f453ba04SDave Airlie strncpy(property->name, name, DRM_PROP_NAME_LEN); 2467f453ba04SDave Airlie 2468f453ba04SDave Airlie list_add_tail(&property->head, &dev->mode_config.property_list); 2469f453ba04SDave Airlie return property; 2470f453ba04SDave Airlie fail: 2471f453ba04SDave Airlie kfree(property); 2472f453ba04SDave Airlie return NULL; 2473f453ba04SDave Airlie } 2474f453ba04SDave Airlie EXPORT_SYMBOL(drm_property_create); 2475f453ba04SDave Airlie 2476f453ba04SDave Airlie int drm_property_add_enum(struct drm_property *property, int index, 2477f453ba04SDave Airlie uint64_t value, const char *name) 2478f453ba04SDave Airlie { 2479f453ba04SDave Airlie struct drm_property_enum *prop_enum; 2480f453ba04SDave Airlie 2481f453ba04SDave Airlie if (!(property->flags & DRM_MODE_PROP_ENUM)) 2482f453ba04SDave Airlie return -EINVAL; 2483f453ba04SDave Airlie 2484f453ba04SDave Airlie if (!list_empty(&property->enum_blob_list)) { 2485f453ba04SDave Airlie list_for_each_entry(prop_enum, &property->enum_blob_list, head) { 2486f453ba04SDave Airlie if (prop_enum->value == value) { 2487f453ba04SDave Airlie strncpy(prop_enum->name, name, DRM_PROP_NAME_LEN); 2488f453ba04SDave Airlie prop_enum->name[DRM_PROP_NAME_LEN-1] = '\0'; 2489f453ba04SDave Airlie return 0; 2490f453ba04SDave Airlie } 2491f453ba04SDave Airlie } 2492f453ba04SDave Airlie } 2493f453ba04SDave Airlie 2494f453ba04SDave Airlie prop_enum = kzalloc(sizeof(struct drm_property_enum), GFP_KERNEL); 2495f453ba04SDave Airlie if (!prop_enum) 2496f453ba04SDave Airlie return -ENOMEM; 2497f453ba04SDave Airlie 2498f453ba04SDave Airlie strncpy(prop_enum->name, name, DRM_PROP_NAME_LEN); 2499f453ba04SDave Airlie prop_enum->name[DRM_PROP_NAME_LEN-1] = '\0'; 2500f453ba04SDave Airlie prop_enum->value = value; 2501f453ba04SDave Airlie 2502f453ba04SDave Airlie property->values[index] = value; 2503f453ba04SDave Airlie list_add_tail(&prop_enum->head, &property->enum_blob_list); 2504f453ba04SDave Airlie return 0; 2505f453ba04SDave Airlie } 2506f453ba04SDave Airlie EXPORT_SYMBOL(drm_property_add_enum); 2507f453ba04SDave Airlie 2508f453ba04SDave Airlie void drm_property_destroy(struct drm_device *dev, struct drm_property *property) 2509f453ba04SDave Airlie { 2510f453ba04SDave Airlie struct drm_property_enum *prop_enum, *pt; 2511f453ba04SDave Airlie 2512f453ba04SDave Airlie list_for_each_entry_safe(prop_enum, pt, &property->enum_blob_list, head) { 2513f453ba04SDave Airlie list_del(&prop_enum->head); 2514f453ba04SDave Airlie kfree(prop_enum); 2515f453ba04SDave Airlie } 2516f453ba04SDave Airlie 2517f453ba04SDave Airlie if (property->num_values) 2518f453ba04SDave Airlie kfree(property->values); 2519f453ba04SDave Airlie drm_mode_object_put(dev, &property->base); 2520f453ba04SDave Airlie list_del(&property->head); 2521f453ba04SDave Airlie kfree(property); 2522f453ba04SDave Airlie } 2523f453ba04SDave Airlie EXPORT_SYMBOL(drm_property_destroy); 2524f453ba04SDave Airlie 2525f453ba04SDave Airlie int drm_connector_attach_property(struct drm_connector *connector, 2526f453ba04SDave Airlie struct drm_property *property, uint64_t init_val) 2527f453ba04SDave Airlie { 2528f453ba04SDave Airlie int i; 2529f453ba04SDave Airlie 2530f453ba04SDave Airlie for (i = 0; i < DRM_CONNECTOR_MAX_PROPERTY; i++) { 2531f453ba04SDave Airlie if (connector->property_ids[i] == 0) { 2532f453ba04SDave Airlie connector->property_ids[i] = property->base.id; 2533f453ba04SDave Airlie connector->property_values[i] = init_val; 2534f453ba04SDave Airlie break; 2535f453ba04SDave Airlie } 2536f453ba04SDave Airlie } 2537f453ba04SDave Airlie 2538f453ba04SDave Airlie if (i == DRM_CONNECTOR_MAX_PROPERTY) 2539f453ba04SDave Airlie return -EINVAL; 2540f453ba04SDave Airlie return 0; 2541f453ba04SDave Airlie } 2542f453ba04SDave Airlie EXPORT_SYMBOL(drm_connector_attach_property); 2543f453ba04SDave Airlie 2544f453ba04SDave Airlie int drm_connector_property_set_value(struct drm_connector *connector, 2545f453ba04SDave Airlie struct drm_property *property, uint64_t value) 2546f453ba04SDave Airlie { 2547f453ba04SDave Airlie int i; 2548f453ba04SDave Airlie 2549f453ba04SDave Airlie for (i = 0; i < DRM_CONNECTOR_MAX_PROPERTY; i++) { 2550f453ba04SDave Airlie if (connector->property_ids[i] == property->base.id) { 2551f453ba04SDave Airlie connector->property_values[i] = value; 2552f453ba04SDave Airlie break; 2553f453ba04SDave Airlie } 2554f453ba04SDave Airlie } 2555f453ba04SDave Airlie 2556f453ba04SDave Airlie if (i == DRM_CONNECTOR_MAX_PROPERTY) 2557f453ba04SDave Airlie return -EINVAL; 2558f453ba04SDave Airlie return 0; 2559f453ba04SDave Airlie } 2560f453ba04SDave Airlie EXPORT_SYMBOL(drm_connector_property_set_value); 2561f453ba04SDave Airlie 2562f453ba04SDave Airlie int drm_connector_property_get_value(struct drm_connector *connector, 2563f453ba04SDave Airlie struct drm_property *property, uint64_t *val) 2564f453ba04SDave Airlie { 2565f453ba04SDave Airlie int i; 2566f453ba04SDave Airlie 2567f453ba04SDave Airlie for (i = 0; i < DRM_CONNECTOR_MAX_PROPERTY; i++) { 2568f453ba04SDave Airlie if (connector->property_ids[i] == property->base.id) { 2569f453ba04SDave Airlie *val = connector->property_values[i]; 2570f453ba04SDave Airlie break; 2571f453ba04SDave Airlie } 2572f453ba04SDave Airlie } 2573f453ba04SDave Airlie 2574f453ba04SDave Airlie if (i == DRM_CONNECTOR_MAX_PROPERTY) 2575f453ba04SDave Airlie return -EINVAL; 2576f453ba04SDave Airlie return 0; 2577f453ba04SDave Airlie } 2578f453ba04SDave Airlie EXPORT_SYMBOL(drm_connector_property_get_value); 2579f453ba04SDave Airlie 2580f453ba04SDave Airlie int drm_mode_getproperty_ioctl(struct drm_device *dev, 2581f453ba04SDave Airlie void *data, struct drm_file *file_priv) 2582f453ba04SDave Airlie { 2583f453ba04SDave Airlie struct drm_mode_object *obj; 2584f453ba04SDave Airlie struct drm_mode_get_property *out_resp = data; 2585f453ba04SDave Airlie struct drm_property *property; 2586f453ba04SDave Airlie int enum_count = 0; 2587f453ba04SDave Airlie int blob_count = 0; 2588f453ba04SDave Airlie int value_count = 0; 2589f453ba04SDave Airlie int ret = 0, i; 2590f453ba04SDave Airlie int copied; 2591f453ba04SDave Airlie struct drm_property_enum *prop_enum; 2592f453ba04SDave Airlie struct drm_mode_property_enum __user *enum_ptr; 2593f453ba04SDave Airlie struct drm_property_blob *prop_blob; 2594f453ba04SDave Airlie uint32_t *blob_id_ptr; 2595f453ba04SDave Airlie uint64_t __user *values_ptr; 2596f453ba04SDave Airlie uint32_t __user *blob_length_ptr; 2597f453ba04SDave Airlie 2598fb3b06c8SDave Airlie if (!drm_core_check_feature(dev, DRIVER_MODESET)) 2599fb3b06c8SDave Airlie return -EINVAL; 2600fb3b06c8SDave Airlie 2601f453ba04SDave Airlie mutex_lock(&dev->mode_config.mutex); 2602f453ba04SDave Airlie obj = drm_mode_object_find(dev, out_resp->prop_id, DRM_MODE_OBJECT_PROPERTY); 2603f453ba04SDave Airlie if (!obj) { 2604f453ba04SDave Airlie ret = -EINVAL; 2605f453ba04SDave Airlie goto done; 2606f453ba04SDave Airlie } 2607f453ba04SDave Airlie property = obj_to_property(obj); 2608f453ba04SDave Airlie 2609f453ba04SDave Airlie if (property->flags & DRM_MODE_PROP_ENUM) { 2610f453ba04SDave Airlie list_for_each_entry(prop_enum, &property->enum_blob_list, head) 2611f453ba04SDave Airlie enum_count++; 2612f453ba04SDave Airlie } else if (property->flags & DRM_MODE_PROP_BLOB) { 2613f453ba04SDave Airlie list_for_each_entry(prop_blob, &property->enum_blob_list, head) 2614f453ba04SDave Airlie blob_count++; 2615f453ba04SDave Airlie } 2616f453ba04SDave Airlie 2617f453ba04SDave Airlie value_count = property->num_values; 2618f453ba04SDave Airlie 2619f453ba04SDave Airlie strncpy(out_resp->name, property->name, DRM_PROP_NAME_LEN); 2620f453ba04SDave Airlie out_resp->name[DRM_PROP_NAME_LEN-1] = 0; 2621f453ba04SDave Airlie out_resp->flags = property->flags; 2622f453ba04SDave Airlie 2623f453ba04SDave Airlie if ((out_resp->count_values >= value_count) && value_count) { 2624f453ba04SDave Airlie values_ptr = (uint64_t *)(unsigned long)out_resp->values_ptr; 2625f453ba04SDave Airlie for (i = 0; i < value_count; i++) { 2626f453ba04SDave Airlie if (copy_to_user(values_ptr + i, &property->values[i], sizeof(uint64_t))) { 2627f453ba04SDave Airlie ret = -EFAULT; 2628f453ba04SDave Airlie goto done; 2629f453ba04SDave Airlie } 2630f453ba04SDave Airlie } 2631f453ba04SDave Airlie } 2632f453ba04SDave Airlie out_resp->count_values = value_count; 2633f453ba04SDave Airlie 2634f453ba04SDave Airlie if (property->flags & DRM_MODE_PROP_ENUM) { 2635f453ba04SDave Airlie if ((out_resp->count_enum_blobs >= enum_count) && enum_count) { 2636f453ba04SDave Airlie copied = 0; 2637f453ba04SDave Airlie enum_ptr = (struct drm_mode_property_enum *)(unsigned long)out_resp->enum_blob_ptr; 2638f453ba04SDave Airlie list_for_each_entry(prop_enum, &property->enum_blob_list, head) { 2639f453ba04SDave Airlie 2640f453ba04SDave Airlie if (copy_to_user(&enum_ptr[copied].value, &prop_enum->value, sizeof(uint64_t))) { 2641f453ba04SDave Airlie ret = -EFAULT; 2642f453ba04SDave Airlie goto done; 2643f453ba04SDave Airlie } 2644f453ba04SDave Airlie 2645f453ba04SDave Airlie if (copy_to_user(&enum_ptr[copied].name, 2646f453ba04SDave Airlie &prop_enum->name, DRM_PROP_NAME_LEN)) { 2647f453ba04SDave Airlie ret = -EFAULT; 2648f453ba04SDave Airlie goto done; 2649f453ba04SDave Airlie } 2650f453ba04SDave Airlie copied++; 2651f453ba04SDave Airlie } 2652f453ba04SDave Airlie } 2653f453ba04SDave Airlie out_resp->count_enum_blobs = enum_count; 2654f453ba04SDave Airlie } 2655f453ba04SDave Airlie 2656f453ba04SDave Airlie if (property->flags & DRM_MODE_PROP_BLOB) { 2657f453ba04SDave Airlie if ((out_resp->count_enum_blobs >= blob_count) && blob_count) { 2658f453ba04SDave Airlie copied = 0; 2659f453ba04SDave Airlie blob_id_ptr = (uint32_t *)(unsigned long)out_resp->enum_blob_ptr; 2660f453ba04SDave Airlie blob_length_ptr = (uint32_t *)(unsigned long)out_resp->values_ptr; 2661f453ba04SDave Airlie 2662f453ba04SDave Airlie list_for_each_entry(prop_blob, &property->enum_blob_list, head) { 2663f453ba04SDave Airlie if (put_user(prop_blob->base.id, blob_id_ptr + copied)) { 2664f453ba04SDave Airlie ret = -EFAULT; 2665f453ba04SDave Airlie goto done; 2666f453ba04SDave Airlie } 2667f453ba04SDave Airlie 2668f453ba04SDave Airlie if (put_user(prop_blob->length, blob_length_ptr + copied)) { 2669f453ba04SDave Airlie ret = -EFAULT; 2670f453ba04SDave Airlie goto done; 2671f453ba04SDave Airlie } 2672f453ba04SDave Airlie 2673f453ba04SDave Airlie copied++; 2674f453ba04SDave Airlie } 2675f453ba04SDave Airlie } 2676f453ba04SDave Airlie out_resp->count_enum_blobs = blob_count; 2677f453ba04SDave Airlie } 2678f453ba04SDave Airlie done: 2679f453ba04SDave Airlie mutex_unlock(&dev->mode_config.mutex); 2680f453ba04SDave Airlie return ret; 2681f453ba04SDave Airlie } 2682f453ba04SDave Airlie 2683f453ba04SDave Airlie static struct drm_property_blob *drm_property_create_blob(struct drm_device *dev, int length, 2684f453ba04SDave Airlie void *data) 2685f453ba04SDave Airlie { 2686f453ba04SDave Airlie struct drm_property_blob *blob; 2687f453ba04SDave Airlie 2688f453ba04SDave Airlie if (!length || !data) 2689f453ba04SDave Airlie return NULL; 2690f453ba04SDave Airlie 2691f453ba04SDave Airlie blob = kzalloc(sizeof(struct drm_property_blob)+length, GFP_KERNEL); 2692f453ba04SDave Airlie if (!blob) 2693f453ba04SDave Airlie return NULL; 2694f453ba04SDave Airlie 2695f453ba04SDave Airlie blob->data = (void *)((char *)blob + sizeof(struct drm_property_blob)); 2696f453ba04SDave Airlie blob->length = length; 2697f453ba04SDave Airlie 2698f453ba04SDave Airlie memcpy(blob->data, data, length); 2699f453ba04SDave Airlie 2700f453ba04SDave Airlie drm_mode_object_get(dev, &blob->base, DRM_MODE_OBJECT_BLOB); 2701f453ba04SDave Airlie 2702f453ba04SDave Airlie list_add_tail(&blob->head, &dev->mode_config.property_blob_list); 2703f453ba04SDave Airlie return blob; 2704f453ba04SDave Airlie } 2705f453ba04SDave Airlie 2706f453ba04SDave Airlie static void drm_property_destroy_blob(struct drm_device *dev, 2707f453ba04SDave Airlie struct drm_property_blob *blob) 2708f453ba04SDave Airlie { 2709f453ba04SDave Airlie drm_mode_object_put(dev, &blob->base); 2710f453ba04SDave Airlie list_del(&blob->head); 2711f453ba04SDave Airlie kfree(blob); 2712f453ba04SDave Airlie } 2713f453ba04SDave Airlie 2714f453ba04SDave Airlie int drm_mode_getblob_ioctl(struct drm_device *dev, 2715f453ba04SDave Airlie void *data, struct drm_file *file_priv) 2716f453ba04SDave Airlie { 2717f453ba04SDave Airlie struct drm_mode_object *obj; 2718f453ba04SDave Airlie struct drm_mode_get_blob *out_resp = data; 2719f453ba04SDave Airlie struct drm_property_blob *blob; 2720f453ba04SDave Airlie int ret = 0; 2721f453ba04SDave Airlie void *blob_ptr; 2722f453ba04SDave Airlie 2723fb3b06c8SDave Airlie if (!drm_core_check_feature(dev, DRIVER_MODESET)) 2724fb3b06c8SDave Airlie return -EINVAL; 2725fb3b06c8SDave Airlie 2726f453ba04SDave Airlie mutex_lock(&dev->mode_config.mutex); 2727f453ba04SDave Airlie obj = drm_mode_object_find(dev, out_resp->blob_id, DRM_MODE_OBJECT_BLOB); 2728f453ba04SDave Airlie if (!obj) { 2729f453ba04SDave Airlie ret = -EINVAL; 2730f453ba04SDave Airlie goto done; 2731f453ba04SDave Airlie } 2732f453ba04SDave Airlie blob = obj_to_blob(obj); 2733f453ba04SDave Airlie 2734f453ba04SDave Airlie if (out_resp->length == blob->length) { 2735f453ba04SDave Airlie blob_ptr = (void *)(unsigned long)out_resp->data; 2736f453ba04SDave Airlie if (copy_to_user(blob_ptr, blob->data, blob->length)){ 2737f453ba04SDave Airlie ret = -EFAULT; 2738f453ba04SDave Airlie goto done; 2739f453ba04SDave Airlie } 2740f453ba04SDave Airlie } 2741f453ba04SDave Airlie out_resp->length = blob->length; 2742f453ba04SDave Airlie 2743f453ba04SDave Airlie done: 2744f453ba04SDave Airlie mutex_unlock(&dev->mode_config.mutex); 2745f453ba04SDave Airlie return ret; 2746f453ba04SDave Airlie } 2747f453ba04SDave Airlie 2748f453ba04SDave Airlie int drm_mode_connector_update_edid_property(struct drm_connector *connector, 2749f453ba04SDave Airlie struct edid *edid) 2750f453ba04SDave Airlie { 2751f453ba04SDave Airlie struct drm_device *dev = connector->dev; 27527466f4ccSAdam Jackson int ret = 0, size; 2753f453ba04SDave Airlie 2754f453ba04SDave Airlie if (connector->edid_blob_ptr) 2755f453ba04SDave Airlie drm_property_destroy_blob(dev, connector->edid_blob_ptr); 2756f453ba04SDave Airlie 2757f453ba04SDave Airlie /* Delete edid, when there is none. */ 2758f453ba04SDave Airlie if (!edid) { 2759f453ba04SDave Airlie connector->edid_blob_ptr = NULL; 2760f453ba04SDave Airlie ret = drm_connector_property_set_value(connector, dev->mode_config.edid_property, 0); 2761f453ba04SDave Airlie return ret; 2762f453ba04SDave Airlie } 2763f453ba04SDave Airlie 27647466f4ccSAdam Jackson size = EDID_LENGTH * (1 + edid->extensions); 27657466f4ccSAdam Jackson connector->edid_blob_ptr = drm_property_create_blob(connector->dev, 27667466f4ccSAdam Jackson size, edid); 2767f453ba04SDave Airlie 2768f453ba04SDave Airlie ret = drm_connector_property_set_value(connector, 2769f453ba04SDave Airlie dev->mode_config.edid_property, 2770f453ba04SDave Airlie connector->edid_blob_ptr->base.id); 2771f453ba04SDave Airlie 2772f453ba04SDave Airlie return ret; 2773f453ba04SDave Airlie } 2774f453ba04SDave Airlie EXPORT_SYMBOL(drm_mode_connector_update_edid_property); 2775f453ba04SDave Airlie 2776f453ba04SDave Airlie int drm_mode_connector_property_set_ioctl(struct drm_device *dev, 2777f453ba04SDave Airlie void *data, struct drm_file *file_priv) 2778f453ba04SDave Airlie { 2779f453ba04SDave Airlie struct drm_mode_connector_set_property *out_resp = data; 2780f453ba04SDave Airlie struct drm_mode_object *obj; 2781f453ba04SDave Airlie struct drm_property *property; 2782f453ba04SDave Airlie struct drm_connector *connector; 2783f453ba04SDave Airlie int ret = -EINVAL; 2784f453ba04SDave Airlie int i; 2785f453ba04SDave Airlie 2786fb3b06c8SDave Airlie if (!drm_core_check_feature(dev, DRIVER_MODESET)) 2787fb3b06c8SDave Airlie return -EINVAL; 2788fb3b06c8SDave Airlie 2789f453ba04SDave Airlie mutex_lock(&dev->mode_config.mutex); 2790f453ba04SDave Airlie 2791f453ba04SDave Airlie obj = drm_mode_object_find(dev, out_resp->connector_id, DRM_MODE_OBJECT_CONNECTOR); 2792f453ba04SDave Airlie if (!obj) { 2793f453ba04SDave Airlie goto out; 2794f453ba04SDave Airlie } 2795f453ba04SDave Airlie connector = obj_to_connector(obj); 2796f453ba04SDave Airlie 2797f453ba04SDave Airlie for (i = 0; i < DRM_CONNECTOR_MAX_PROPERTY; i++) { 2798f453ba04SDave Airlie if (connector->property_ids[i] == out_resp->prop_id) 2799f453ba04SDave Airlie break; 2800f453ba04SDave Airlie } 2801f453ba04SDave Airlie 2802f453ba04SDave Airlie if (i == DRM_CONNECTOR_MAX_PROPERTY) { 2803f453ba04SDave Airlie goto out; 2804f453ba04SDave Airlie } 2805f453ba04SDave Airlie 2806f453ba04SDave Airlie obj = drm_mode_object_find(dev, out_resp->prop_id, DRM_MODE_OBJECT_PROPERTY); 2807f453ba04SDave Airlie if (!obj) { 2808f453ba04SDave Airlie goto out; 2809f453ba04SDave Airlie } 2810f453ba04SDave Airlie property = obj_to_property(obj); 2811f453ba04SDave Airlie 2812f453ba04SDave Airlie if (property->flags & DRM_MODE_PROP_IMMUTABLE) 2813f453ba04SDave Airlie goto out; 2814f453ba04SDave Airlie 2815f453ba04SDave Airlie if (property->flags & DRM_MODE_PROP_RANGE) { 2816f453ba04SDave Airlie if (out_resp->value < property->values[0]) 2817f453ba04SDave Airlie goto out; 2818f453ba04SDave Airlie 2819f453ba04SDave Airlie if (out_resp->value > property->values[1]) 2820f453ba04SDave Airlie goto out; 2821f453ba04SDave Airlie } else { 2822f453ba04SDave Airlie int found = 0; 2823f453ba04SDave Airlie for (i = 0; i < property->num_values; i++) { 2824f453ba04SDave Airlie if (property->values[i] == out_resp->value) { 2825f453ba04SDave Airlie found = 1; 2826f453ba04SDave Airlie break; 2827f453ba04SDave Airlie } 2828f453ba04SDave Airlie } 2829f453ba04SDave Airlie if (!found) { 2830f453ba04SDave Airlie goto out; 2831f453ba04SDave Airlie } 2832f453ba04SDave Airlie } 2833f453ba04SDave Airlie 2834c9fb15f6SKeith Packard /* Do DPMS ourselves */ 2835c9fb15f6SKeith Packard if (property == connector->dev->mode_config.dpms_property) { 2836c9fb15f6SKeith Packard if (connector->funcs->dpms) 2837c9fb15f6SKeith Packard (*connector->funcs->dpms)(connector, (int) out_resp->value); 2838c9fb15f6SKeith Packard ret = 0; 2839c9fb15f6SKeith Packard } else if (connector->funcs->set_property) 2840f453ba04SDave Airlie ret = connector->funcs->set_property(connector, property, out_resp->value); 2841f453ba04SDave Airlie 2842af901ca1SAndré Goddard Rosa /* store the property value if successful */ 2843f453ba04SDave Airlie if (!ret) 2844f453ba04SDave Airlie drm_connector_property_set_value(connector, property, out_resp->value); 2845f453ba04SDave Airlie out: 2846f453ba04SDave Airlie mutex_unlock(&dev->mode_config.mutex); 2847f453ba04SDave Airlie return ret; 2848f453ba04SDave Airlie } 2849f453ba04SDave Airlie 2850f453ba04SDave Airlie int drm_mode_connector_attach_encoder(struct drm_connector *connector, 2851f453ba04SDave Airlie struct drm_encoder *encoder) 2852f453ba04SDave Airlie { 2853f453ba04SDave Airlie int i; 2854f453ba04SDave Airlie 2855f453ba04SDave Airlie for (i = 0; i < DRM_CONNECTOR_MAX_ENCODER; i++) { 2856f453ba04SDave Airlie if (connector->encoder_ids[i] == 0) { 2857f453ba04SDave Airlie connector->encoder_ids[i] = encoder->base.id; 2858f453ba04SDave Airlie return 0; 2859f453ba04SDave Airlie } 2860f453ba04SDave Airlie } 2861f453ba04SDave Airlie return -ENOMEM; 2862f453ba04SDave Airlie } 2863f453ba04SDave Airlie EXPORT_SYMBOL(drm_mode_connector_attach_encoder); 2864f453ba04SDave Airlie 2865f453ba04SDave Airlie void drm_mode_connector_detach_encoder(struct drm_connector *connector, 2866f453ba04SDave Airlie struct drm_encoder *encoder) 2867f453ba04SDave Airlie { 2868f453ba04SDave Airlie int i; 2869f453ba04SDave Airlie for (i = 0; i < DRM_CONNECTOR_MAX_ENCODER; i++) { 2870f453ba04SDave Airlie if (connector->encoder_ids[i] == encoder->base.id) { 2871f453ba04SDave Airlie connector->encoder_ids[i] = 0; 2872f453ba04SDave Airlie if (connector->encoder == encoder) 2873f453ba04SDave Airlie connector->encoder = NULL; 2874f453ba04SDave Airlie break; 2875f453ba04SDave Airlie } 2876f453ba04SDave Airlie } 2877f453ba04SDave Airlie } 2878f453ba04SDave Airlie EXPORT_SYMBOL(drm_mode_connector_detach_encoder); 2879f453ba04SDave Airlie 2880f453ba04SDave Airlie bool drm_mode_crtc_set_gamma_size(struct drm_crtc *crtc, 2881f453ba04SDave Airlie int gamma_size) 2882f453ba04SDave Airlie { 2883f453ba04SDave Airlie crtc->gamma_size = gamma_size; 2884f453ba04SDave Airlie 2885f453ba04SDave Airlie crtc->gamma_store = kzalloc(gamma_size * sizeof(uint16_t) * 3, GFP_KERNEL); 2886f453ba04SDave Airlie if (!crtc->gamma_store) { 2887f453ba04SDave Airlie crtc->gamma_size = 0; 2888f453ba04SDave Airlie return false; 2889f453ba04SDave Airlie } 2890f453ba04SDave Airlie 2891f453ba04SDave Airlie return true; 2892f453ba04SDave Airlie } 2893f453ba04SDave Airlie EXPORT_SYMBOL(drm_mode_crtc_set_gamma_size); 2894f453ba04SDave Airlie 2895f453ba04SDave Airlie int drm_mode_gamma_set_ioctl(struct drm_device *dev, 2896f453ba04SDave Airlie void *data, struct drm_file *file_priv) 2897f453ba04SDave Airlie { 2898f453ba04SDave Airlie struct drm_mode_crtc_lut *crtc_lut = data; 2899f453ba04SDave Airlie struct drm_mode_object *obj; 2900f453ba04SDave Airlie struct drm_crtc *crtc; 2901f453ba04SDave Airlie void *r_base, *g_base, *b_base; 2902f453ba04SDave Airlie int size; 2903f453ba04SDave Airlie int ret = 0; 2904f453ba04SDave Airlie 2905fb3b06c8SDave Airlie if (!drm_core_check_feature(dev, DRIVER_MODESET)) 2906fb3b06c8SDave Airlie return -EINVAL; 2907fb3b06c8SDave Airlie 2908f453ba04SDave Airlie mutex_lock(&dev->mode_config.mutex); 2909f453ba04SDave Airlie obj = drm_mode_object_find(dev, crtc_lut->crtc_id, DRM_MODE_OBJECT_CRTC); 2910f453ba04SDave Airlie if (!obj) { 2911f453ba04SDave Airlie ret = -EINVAL; 2912f453ba04SDave Airlie goto out; 2913f453ba04SDave Airlie } 2914f453ba04SDave Airlie crtc = obj_to_crtc(obj); 2915f453ba04SDave Airlie 2916f453ba04SDave Airlie /* memcpy into gamma store */ 2917f453ba04SDave Airlie if (crtc_lut->gamma_size != crtc->gamma_size) { 2918f453ba04SDave Airlie ret = -EINVAL; 2919f453ba04SDave Airlie goto out; 2920f453ba04SDave Airlie } 2921f453ba04SDave Airlie 2922f453ba04SDave Airlie size = crtc_lut->gamma_size * (sizeof(uint16_t)); 2923f453ba04SDave Airlie r_base = crtc->gamma_store; 2924f453ba04SDave Airlie if (copy_from_user(r_base, (void __user *)(unsigned long)crtc_lut->red, size)) { 2925f453ba04SDave Airlie ret = -EFAULT; 2926f453ba04SDave Airlie goto out; 2927f453ba04SDave Airlie } 2928f453ba04SDave Airlie 2929f453ba04SDave Airlie g_base = r_base + size; 2930f453ba04SDave Airlie if (copy_from_user(g_base, (void __user *)(unsigned long)crtc_lut->green, size)) { 2931f453ba04SDave Airlie ret = -EFAULT; 2932f453ba04SDave Airlie goto out; 2933f453ba04SDave Airlie } 2934f453ba04SDave Airlie 2935f453ba04SDave Airlie b_base = g_base + size; 2936f453ba04SDave Airlie if (copy_from_user(b_base, (void __user *)(unsigned long)crtc_lut->blue, size)) { 2937f453ba04SDave Airlie ret = -EFAULT; 2938f453ba04SDave Airlie goto out; 2939f453ba04SDave Airlie } 2940f453ba04SDave Airlie 29417203425aSJames Simmons crtc->funcs->gamma_set(crtc, r_base, g_base, b_base, 0, crtc->gamma_size); 2942f453ba04SDave Airlie 2943f453ba04SDave Airlie out: 2944f453ba04SDave Airlie mutex_unlock(&dev->mode_config.mutex); 2945f453ba04SDave Airlie return ret; 2946f453ba04SDave Airlie 2947f453ba04SDave Airlie } 2948f453ba04SDave Airlie 2949f453ba04SDave Airlie int drm_mode_gamma_get_ioctl(struct drm_device *dev, 2950f453ba04SDave Airlie void *data, struct drm_file *file_priv) 2951f453ba04SDave Airlie { 2952f453ba04SDave Airlie struct drm_mode_crtc_lut *crtc_lut = data; 2953f453ba04SDave Airlie struct drm_mode_object *obj; 2954f453ba04SDave Airlie struct drm_crtc *crtc; 2955f453ba04SDave Airlie void *r_base, *g_base, *b_base; 2956f453ba04SDave Airlie int size; 2957f453ba04SDave Airlie int ret = 0; 2958f453ba04SDave Airlie 2959fb3b06c8SDave Airlie if (!drm_core_check_feature(dev, DRIVER_MODESET)) 2960fb3b06c8SDave Airlie return -EINVAL; 2961fb3b06c8SDave Airlie 2962f453ba04SDave Airlie mutex_lock(&dev->mode_config.mutex); 2963f453ba04SDave Airlie obj = drm_mode_object_find(dev, crtc_lut->crtc_id, DRM_MODE_OBJECT_CRTC); 2964f453ba04SDave Airlie if (!obj) { 2965f453ba04SDave Airlie ret = -EINVAL; 2966f453ba04SDave Airlie goto out; 2967f453ba04SDave Airlie } 2968f453ba04SDave Airlie crtc = obj_to_crtc(obj); 2969f453ba04SDave Airlie 2970f453ba04SDave Airlie /* memcpy into gamma store */ 2971f453ba04SDave Airlie if (crtc_lut->gamma_size != crtc->gamma_size) { 2972f453ba04SDave Airlie ret = -EINVAL; 2973f453ba04SDave Airlie goto out; 2974f453ba04SDave Airlie } 2975f453ba04SDave Airlie 2976f453ba04SDave Airlie size = crtc_lut->gamma_size * (sizeof(uint16_t)); 2977f453ba04SDave Airlie r_base = crtc->gamma_store; 2978f453ba04SDave Airlie if (copy_to_user((void __user *)(unsigned long)crtc_lut->red, r_base, size)) { 2979f453ba04SDave Airlie ret = -EFAULT; 2980f453ba04SDave Airlie goto out; 2981f453ba04SDave Airlie } 2982f453ba04SDave Airlie 2983f453ba04SDave Airlie g_base = r_base + size; 2984f453ba04SDave Airlie if (copy_to_user((void __user *)(unsigned long)crtc_lut->green, g_base, size)) { 2985f453ba04SDave Airlie ret = -EFAULT; 2986f453ba04SDave Airlie goto out; 2987f453ba04SDave Airlie } 2988f453ba04SDave Airlie 2989f453ba04SDave Airlie b_base = g_base + size; 2990f453ba04SDave Airlie if (copy_to_user((void __user *)(unsigned long)crtc_lut->blue, b_base, size)) { 2991f453ba04SDave Airlie ret = -EFAULT; 2992f453ba04SDave Airlie goto out; 2993f453ba04SDave Airlie } 2994f453ba04SDave Airlie out: 2995f453ba04SDave Airlie mutex_unlock(&dev->mode_config.mutex); 2996f453ba04SDave Airlie return ret; 2997f453ba04SDave Airlie } 2998d91d8a3fSKristian Høgsberg 2999d91d8a3fSKristian Høgsberg int drm_mode_page_flip_ioctl(struct drm_device *dev, 3000d91d8a3fSKristian Høgsberg void *data, struct drm_file *file_priv) 3001d91d8a3fSKristian Høgsberg { 3002d91d8a3fSKristian Høgsberg struct drm_mode_crtc_page_flip *page_flip = data; 3003d91d8a3fSKristian Høgsberg struct drm_mode_object *obj; 3004d91d8a3fSKristian Høgsberg struct drm_crtc *crtc; 3005d91d8a3fSKristian Høgsberg struct drm_framebuffer *fb; 3006d91d8a3fSKristian Høgsberg struct drm_pending_vblank_event *e = NULL; 3007d91d8a3fSKristian Høgsberg unsigned long flags; 3008d91d8a3fSKristian Høgsberg int ret = -EINVAL; 3009d91d8a3fSKristian Høgsberg 3010d91d8a3fSKristian Høgsberg if (page_flip->flags & ~DRM_MODE_PAGE_FLIP_FLAGS || 3011d91d8a3fSKristian Høgsberg page_flip->reserved != 0) 3012d91d8a3fSKristian Høgsberg return -EINVAL; 3013d91d8a3fSKristian Høgsberg 3014d91d8a3fSKristian Høgsberg mutex_lock(&dev->mode_config.mutex); 3015d91d8a3fSKristian Høgsberg obj = drm_mode_object_find(dev, page_flip->crtc_id, DRM_MODE_OBJECT_CRTC); 3016d91d8a3fSKristian Høgsberg if (!obj) 3017d91d8a3fSKristian Høgsberg goto out; 3018d91d8a3fSKristian Høgsberg crtc = obj_to_crtc(obj); 3019d91d8a3fSKristian Høgsberg 302090c1efddSChris Wilson if (crtc->fb == NULL) { 302190c1efddSChris Wilson /* The framebuffer is currently unbound, presumably 302290c1efddSChris Wilson * due to a hotplug event, that userspace has not 302390c1efddSChris Wilson * yet discovered. 302490c1efddSChris Wilson */ 302590c1efddSChris Wilson ret = -EBUSY; 302690c1efddSChris Wilson goto out; 302790c1efddSChris Wilson } 302890c1efddSChris Wilson 3029d91d8a3fSKristian Høgsberg if (crtc->funcs->page_flip == NULL) 3030d91d8a3fSKristian Høgsberg goto out; 3031d91d8a3fSKristian Høgsberg 3032d91d8a3fSKristian Høgsberg obj = drm_mode_object_find(dev, page_flip->fb_id, DRM_MODE_OBJECT_FB); 3033d91d8a3fSKristian Høgsberg if (!obj) 3034d91d8a3fSKristian Høgsberg goto out; 3035d91d8a3fSKristian Høgsberg fb = obj_to_fb(obj); 3036d91d8a3fSKristian Høgsberg 3037d91d8a3fSKristian Høgsberg if (page_flip->flags & DRM_MODE_PAGE_FLIP_EVENT) { 3038d91d8a3fSKristian Høgsberg ret = -ENOMEM; 3039d91d8a3fSKristian Høgsberg spin_lock_irqsave(&dev->event_lock, flags); 3040d91d8a3fSKristian Høgsberg if (file_priv->event_space < sizeof e->event) { 3041d91d8a3fSKristian Høgsberg spin_unlock_irqrestore(&dev->event_lock, flags); 3042d91d8a3fSKristian Høgsberg goto out; 3043d91d8a3fSKristian Høgsberg } 3044d91d8a3fSKristian Høgsberg file_priv->event_space -= sizeof e->event; 3045d91d8a3fSKristian Høgsberg spin_unlock_irqrestore(&dev->event_lock, flags); 3046d91d8a3fSKristian Høgsberg 3047d91d8a3fSKristian Høgsberg e = kzalloc(sizeof *e, GFP_KERNEL); 3048d91d8a3fSKristian Høgsberg if (e == NULL) { 3049d91d8a3fSKristian Høgsberg spin_lock_irqsave(&dev->event_lock, flags); 3050d91d8a3fSKristian Høgsberg file_priv->event_space += sizeof e->event; 3051d91d8a3fSKristian Høgsberg spin_unlock_irqrestore(&dev->event_lock, flags); 3052d91d8a3fSKristian Høgsberg goto out; 3053d91d8a3fSKristian Høgsberg } 3054d91d8a3fSKristian Høgsberg 30557bd4d7beSJesse Barnes e->event.base.type = DRM_EVENT_FLIP_COMPLETE; 3056d91d8a3fSKristian Høgsberg e->event.base.length = sizeof e->event; 3057d91d8a3fSKristian Høgsberg e->event.user_data = page_flip->user_data; 3058d91d8a3fSKristian Høgsberg e->base.event = &e->event.base; 3059d91d8a3fSKristian Høgsberg e->base.file_priv = file_priv; 3060d91d8a3fSKristian Høgsberg e->base.destroy = 3061d91d8a3fSKristian Høgsberg (void (*) (struct drm_pending_event *)) kfree; 3062d91d8a3fSKristian Høgsberg } 3063d91d8a3fSKristian Høgsberg 3064d91d8a3fSKristian Høgsberg ret = crtc->funcs->page_flip(crtc, fb, e); 3065d91d8a3fSKristian Høgsberg if (ret) { 3066d91d8a3fSKristian Høgsberg spin_lock_irqsave(&dev->event_lock, flags); 3067d91d8a3fSKristian Høgsberg file_priv->event_space += sizeof e->event; 3068d91d8a3fSKristian Høgsberg spin_unlock_irqrestore(&dev->event_lock, flags); 3069d91d8a3fSKristian Høgsberg kfree(e); 3070d91d8a3fSKristian Høgsberg } 3071d91d8a3fSKristian Høgsberg 3072d91d8a3fSKristian Høgsberg out: 3073d91d8a3fSKristian Høgsberg mutex_unlock(&dev->mode_config.mutex); 3074d91d8a3fSKristian Høgsberg return ret; 3075d91d8a3fSKristian Høgsberg } 3076eb033556SChris Wilson 3077eb033556SChris Wilson void drm_mode_config_reset(struct drm_device *dev) 3078eb033556SChris Wilson { 3079eb033556SChris Wilson struct drm_crtc *crtc; 3080eb033556SChris Wilson struct drm_encoder *encoder; 3081eb033556SChris Wilson struct drm_connector *connector; 3082eb033556SChris Wilson 3083eb033556SChris Wilson list_for_each_entry(crtc, &dev->mode_config.crtc_list, head) 3084eb033556SChris Wilson if (crtc->funcs->reset) 3085eb033556SChris Wilson crtc->funcs->reset(crtc); 3086eb033556SChris Wilson 3087eb033556SChris Wilson list_for_each_entry(encoder, &dev->mode_config.encoder_list, head) 3088eb033556SChris Wilson if (encoder->funcs->reset) 3089eb033556SChris Wilson encoder->funcs->reset(encoder); 3090eb033556SChris Wilson 3091eb033556SChris Wilson list_for_each_entry(connector, &dev->mode_config.connector_list, head) 3092eb033556SChris Wilson if (connector->funcs->reset) 3093eb033556SChris Wilson connector->funcs->reset(connector); 3094eb033556SChris Wilson } 3095eb033556SChris Wilson EXPORT_SYMBOL(drm_mode_config_reset); 3096ff72145bSDave Airlie 3097ff72145bSDave Airlie int drm_mode_create_dumb_ioctl(struct drm_device *dev, 3098ff72145bSDave Airlie void *data, struct drm_file *file_priv) 3099ff72145bSDave Airlie { 3100ff72145bSDave Airlie struct drm_mode_create_dumb *args = data; 3101ff72145bSDave Airlie 3102ff72145bSDave Airlie if (!dev->driver->dumb_create) 3103ff72145bSDave Airlie return -ENOSYS; 3104ff72145bSDave Airlie return dev->driver->dumb_create(file_priv, dev, args); 3105ff72145bSDave Airlie } 3106ff72145bSDave Airlie 3107ff72145bSDave Airlie int drm_mode_mmap_dumb_ioctl(struct drm_device *dev, 3108ff72145bSDave Airlie void *data, struct drm_file *file_priv) 3109ff72145bSDave Airlie { 3110ff72145bSDave Airlie struct drm_mode_map_dumb *args = data; 3111ff72145bSDave Airlie 3112ff72145bSDave Airlie /* call driver ioctl to get mmap offset */ 3113ff72145bSDave Airlie if (!dev->driver->dumb_map_offset) 3114ff72145bSDave Airlie return -ENOSYS; 3115ff72145bSDave Airlie 3116ff72145bSDave Airlie return dev->driver->dumb_map_offset(file_priv, dev, args->handle, &args->offset); 3117ff72145bSDave Airlie } 3118ff72145bSDave Airlie 3119ff72145bSDave Airlie int drm_mode_destroy_dumb_ioctl(struct drm_device *dev, 3120ff72145bSDave Airlie void *data, struct drm_file *file_priv) 3121ff72145bSDave Airlie { 3122ff72145bSDave Airlie struct drm_mode_destroy_dumb *args = data; 3123ff72145bSDave Airlie 3124ff72145bSDave Airlie if (!dev->driver->dumb_destroy) 3125ff72145bSDave Airlie return -ENOSYS; 3126ff72145bSDave Airlie 3127ff72145bSDave Airlie return dev->driver->dumb_destroy(file_priv, dev, args->handle); 3128ff72145bSDave Airlie } 3129248dbc23SDave Airlie 3130248dbc23SDave Airlie /* 3131248dbc23SDave Airlie * Just need to support RGB formats here for compat with code that doesn't 3132248dbc23SDave Airlie * use pixel formats directly yet. 3133248dbc23SDave Airlie */ 3134248dbc23SDave Airlie void drm_fb_get_bpp_depth(uint32_t format, unsigned int *depth, 3135248dbc23SDave Airlie int *bpp) 3136248dbc23SDave Airlie { 3137248dbc23SDave Airlie switch (format) { 313804b3924dSVille Syrjälä case DRM_FORMAT_RGB332: 313904b3924dSVille Syrjälä case DRM_FORMAT_BGR233: 3140248dbc23SDave Airlie *depth = 8; 3141248dbc23SDave Airlie *bpp = 8; 3142248dbc23SDave Airlie break; 314304b3924dSVille Syrjälä case DRM_FORMAT_XRGB1555: 314404b3924dSVille Syrjälä case DRM_FORMAT_XBGR1555: 314504b3924dSVille Syrjälä case DRM_FORMAT_RGBX5551: 314604b3924dSVille Syrjälä case DRM_FORMAT_BGRX5551: 314704b3924dSVille Syrjälä case DRM_FORMAT_ARGB1555: 314804b3924dSVille Syrjälä case DRM_FORMAT_ABGR1555: 314904b3924dSVille Syrjälä case DRM_FORMAT_RGBA5551: 315004b3924dSVille Syrjälä case DRM_FORMAT_BGRA5551: 3151248dbc23SDave Airlie *depth = 15; 3152248dbc23SDave Airlie *bpp = 16; 3153248dbc23SDave Airlie break; 315404b3924dSVille Syrjälä case DRM_FORMAT_RGB565: 315504b3924dSVille Syrjälä case DRM_FORMAT_BGR565: 3156248dbc23SDave Airlie *depth = 16; 3157248dbc23SDave Airlie *bpp = 16; 3158248dbc23SDave Airlie break; 315904b3924dSVille Syrjälä case DRM_FORMAT_RGB888: 316004b3924dSVille Syrjälä case DRM_FORMAT_BGR888: 316104b3924dSVille Syrjälä *depth = 24; 316204b3924dSVille Syrjälä *bpp = 24; 316304b3924dSVille Syrjälä break; 316404b3924dSVille Syrjälä case DRM_FORMAT_XRGB8888: 316504b3924dSVille Syrjälä case DRM_FORMAT_XBGR8888: 316604b3924dSVille Syrjälä case DRM_FORMAT_RGBX8888: 316704b3924dSVille Syrjälä case DRM_FORMAT_BGRX8888: 3168248dbc23SDave Airlie *depth = 24; 3169248dbc23SDave Airlie *bpp = 32; 3170248dbc23SDave Airlie break; 317104b3924dSVille Syrjälä case DRM_FORMAT_XRGB2101010: 317204b3924dSVille Syrjälä case DRM_FORMAT_XBGR2101010: 317304b3924dSVille Syrjälä case DRM_FORMAT_RGBX1010102: 317404b3924dSVille Syrjälä case DRM_FORMAT_BGRX1010102: 317504b3924dSVille Syrjälä case DRM_FORMAT_ARGB2101010: 317604b3924dSVille Syrjälä case DRM_FORMAT_ABGR2101010: 317704b3924dSVille Syrjälä case DRM_FORMAT_RGBA1010102: 317804b3924dSVille Syrjälä case DRM_FORMAT_BGRA1010102: 3179248dbc23SDave Airlie *depth = 30; 3180248dbc23SDave Airlie *bpp = 32; 3181248dbc23SDave Airlie break; 318204b3924dSVille Syrjälä case DRM_FORMAT_ARGB8888: 318304b3924dSVille Syrjälä case DRM_FORMAT_ABGR8888: 318404b3924dSVille Syrjälä case DRM_FORMAT_RGBA8888: 318504b3924dSVille Syrjälä case DRM_FORMAT_BGRA8888: 3186248dbc23SDave Airlie *depth = 32; 3187248dbc23SDave Airlie *bpp = 32; 3188248dbc23SDave Airlie break; 3189248dbc23SDave Airlie default: 3190248dbc23SDave Airlie DRM_DEBUG_KMS("unsupported pixel format\n"); 3191248dbc23SDave Airlie *depth = 0; 3192248dbc23SDave Airlie *bpp = 0; 3193248dbc23SDave Airlie break; 3194248dbc23SDave Airlie } 3195248dbc23SDave Airlie } 3196248dbc23SDave Airlie EXPORT_SYMBOL(drm_fb_get_bpp_depth); 3197