/* * Copyright © 2011 Intel Corporation * * Permission is hereby granted, free of charge, to any person obtaining a * copy of this software and associated documentation files (the "Software"), * to deal in the Software without restriction, including without limitation * the rights to use, copy, modify, merge, publish, distribute, sublicense, * and/or sell copies of the Software, and to permit persons to whom the * Software is furnished to do so, subject to the following conditions: * * The above copyright notice and this permission notice (including the next * paragraph) shall be included in all copies or substantial portions of the * Software. * * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE * SOFTWARE. * * Authors: * Jesse Barnes * * New plane/sprite handling. * * The older chips had a separate interface for programming plane related * registers; newer ones are much simpler and we can use the new DRM plane * support. */ #include #include #include #include #include #include #include #include #include "i915_drv.h" #include "i915_trace.h" #include "i915_vgpu.h" #include "intel_atomic_plane.h" #include "intel_display_types.h" #include "intel_frontbuffer.h" #include "intel_pm.h" #include "intel_psr.h" #include "intel_dsi.h" #include "intel_sprite.h" int intel_usecs_to_scanlines(const struct drm_display_mode *adjusted_mode, int usecs) { /* paranoia */ if (!adjusted_mode->crtc_htotal) return 1; return DIV_ROUND_UP(usecs * adjusted_mode->crtc_clock, 1000 * adjusted_mode->crtc_htotal); } /* FIXME: We should instead only take spinlocks once for the entire update * instead of once per mmio. */ #if IS_ENABLED(CONFIG_PROVE_LOCKING) #define VBLANK_EVASION_TIME_US 250 #else #define VBLANK_EVASION_TIME_US 100 #endif /** * intel_pipe_update_start() - start update of a set of display registers * @new_crtc_state: the new crtc state * * Mark the start of an update to pipe registers that should be updated * atomically regarding vblank. If the next vblank will happens within * the next 100 us, this function waits until the vblank passes. * * After a successful call to this function, interrupts will be disabled * until a subsequent call to intel_pipe_update_end(). That is done to * avoid random delays. */ void intel_pipe_update_start(const struct intel_crtc_state *new_crtc_state) { struct intel_crtc *crtc = to_intel_crtc(new_crtc_state->uapi.crtc); struct drm_i915_private *dev_priv = to_i915(crtc->base.dev); const struct drm_display_mode *adjusted_mode = &new_crtc_state->hw.adjusted_mode; long timeout = msecs_to_jiffies_timeout(1); int scanline, min, max, vblank_start; wait_queue_head_t *wq = drm_crtc_vblank_waitqueue(&crtc->base); bool need_vlv_dsi_wa = (IS_VALLEYVIEW(dev_priv) || IS_CHERRYVIEW(dev_priv)) && intel_crtc_has_type(new_crtc_state, INTEL_OUTPUT_DSI); DEFINE_WAIT(wait); u32 psr_status; if (new_crtc_state->uapi.async_flip) return; vblank_start = adjusted_mode->crtc_vblank_start; if (adjusted_mode->flags & DRM_MODE_FLAG_INTERLACE) vblank_start = DIV_ROUND_UP(vblank_start, 2); /* FIXME needs to be calibrated sensibly */ min = vblank_start - intel_usecs_to_scanlines(adjusted_mode, VBLANK_EVASION_TIME_US); max = vblank_start - 1; if (min <= 0 || max <= 0) goto irq_disable; if (drm_WARN_ON(&dev_priv->drm, drm_crtc_vblank_get(&crtc->base))) goto irq_disable; /* * Wait for psr to idle out after enabling the VBL interrupts * VBL interrupts will start the PSR exit and prevent a PSR * re-entry as well. */ if (intel_psr_wait_for_idle(new_crtc_state, &psr_status)) drm_err(&dev_priv->drm, "PSR idle timed out 0x%x, atomic update may fail\n", psr_status); local_irq_disable(); crtc->debug.min_vbl = min; crtc->debug.max_vbl = max; trace_intel_pipe_update_start(crtc); for (;;) { /* * prepare_to_wait() has a memory barrier, which guarantees * other CPUs can see the task state update by the time we * read the scanline. */ prepare_to_wait(wq, &wait, TASK_UNINTERRUPTIBLE); scanline = intel_get_crtc_scanline(crtc); if (scanline < min || scanline > max) break; if (!timeout) { drm_err(&dev_priv->drm, "Potential atomic update failure on pipe %c\n", pipe_name(crtc->pipe)); break; } local_irq_enable(); timeout = schedule_timeout(timeout); local_irq_disable(); } finish_wait(wq, &wait); drm_crtc_vblank_put(&crtc->base); /* * On VLV/CHV DSI the scanline counter would appear to * increment approx. 1/3 of a scanline before start of vblank. * The registers still get latched at start of vblank however. * This means we must not write any registers on the first * line of vblank (since not the whole line is actually in * vblank). And unfortunately we can't use the interrupt to * wait here since it will fire too soon. We could use the * frame start interrupt instead since it will fire after the * critical scanline, but that would require more changes * in the interrupt code. So for now we'll just do the nasty * thing and poll for the bad scanline to pass us by. * * FIXME figure out if BXT+ DSI suffers from this as well */ while (need_vlv_dsi_wa && scanline == vblank_start) scanline = intel_get_crtc_scanline(crtc); crtc->debug.scanline_start = scanline; crtc->debug.start_vbl_time = ktime_get(); crtc->debug.start_vbl_count = intel_crtc_get_vblank_counter(crtc); trace_intel_pipe_update_vblank_evaded(crtc); return; irq_disable: local_irq_disable(); } /** * intel_pipe_update_end() - end update of a set of display registers * @new_crtc_state: the new crtc state * * Mark the end of an update started with intel_pipe_update_start(). This * re-enables interrupts and verifies the update was actually completed * before a vblank. */ void intel_pipe_update_end(struct intel_crtc_state *new_crtc_state) { struct intel_crtc *crtc = to_intel_crtc(new_crtc_state->uapi.crtc); enum pipe pipe = crtc->pipe; int scanline_end = intel_get_crtc_scanline(crtc); u32 end_vbl_count = intel_crtc_get_vblank_counter(crtc); ktime_t end_vbl_time = ktime_get(); struct drm_i915_private *dev_priv = to_i915(crtc->base.dev); if (new_crtc_state->uapi.async_flip) return; trace_intel_pipe_update_end(crtc, end_vbl_count, scanline_end); /* * Incase of mipi dsi command mode, we need to set frame update * request for every commit. */ if (INTEL_GEN(dev_priv) >= 11 && intel_crtc_has_type(new_crtc_state, INTEL_OUTPUT_DSI)) icl_dsi_frame_update(new_crtc_state); /* We're still in the vblank-evade critical section, this can't race. * Would be slightly nice to just grab the vblank count and arm the * event outside of the critical section - the spinlock might spin for a * while ... */ if (new_crtc_state->uapi.event) { drm_WARN_ON(&dev_priv->drm, drm_crtc_vblank_get(&crtc->base) != 0); spin_lock(&crtc->base.dev->event_lock); drm_crtc_arm_vblank_event(&crtc->base, new_crtc_state->uapi.event); spin_unlock(&crtc->base.dev->event_lock); new_crtc_state->uapi.event = NULL; } local_irq_enable(); if (intel_vgpu_active(dev_priv)) return; if (crtc->debug.start_vbl_count && crtc->debug.start_vbl_count != end_vbl_count) { drm_err(&dev_priv->drm, "Atomic update failure on pipe %c (start=%u end=%u) time %lld us, min %d, max %d, scanline start %d, end %d\n", pipe_name(pipe), crtc->debug.start_vbl_count, end_vbl_count, ktime_us_delta(end_vbl_time, crtc->debug.start_vbl_time), crtc->debug.min_vbl, crtc->debug.max_vbl, crtc->debug.scanline_start, scanline_end); } #ifdef CONFIG_DRM_I915_DEBUG_VBLANK_EVADE else if (ktime_us_delta(end_vbl_time, crtc->debug.start_vbl_time) > VBLANK_EVASION_TIME_US) drm_warn(&dev_priv->drm, "Atomic update on pipe (%c) took %lld us, max time under evasion is %u us\n", pipe_name(pipe), ktime_us_delta(end_vbl_time, crtc->debug.start_vbl_time), VBLANK_EVASION_TIME_US); #endif } int intel_plane_check_stride(const struct intel_plane_state *plane_state) { struct intel_plane *plane = to_intel_plane(plane_state->uapi.plane); const struct drm_framebuffer *fb = plane_state->hw.fb; unsigned int rotation = plane_state->hw.rotation; u32 stride, max_stride; /* * We ignore stride for all invisible planes that * can be remapped. Otherwise we could end up * with a false positive when the remapping didn't * kick in due the plane being invisible. */ if (intel_plane_can_remap(plane_state) && !plane_state->uapi.visible) return 0; /* FIXME other color planes? */ stride = plane_state->color_plane[0].stride; max_stride = plane->max_stride(plane, fb->format->format, fb->modifier, rotation); if (stride > max_stride) { DRM_DEBUG_KMS("[FB:%d] stride (%d) exceeds [PLANE:%d:%s] max stride (%d)\n", fb->base.id, stride, plane->base.base.id, plane->base.name, max_stride); return -EINVAL; } return 0; } int intel_plane_check_src_coordinates(struct intel_plane_state *plane_state) { const struct drm_framebuffer *fb = plane_state->hw.fb; struct drm_rect *src = &plane_state->uapi.src; u32 src_x, src_y, src_w, src_h, hsub, vsub; bool rotated = drm_rotation_90_or_270(plane_state->hw.rotation); /* * FIXME hsub/vsub vs. block size is a mess. Pre-tgl CCS * abuses hsub/vsub so we can't use them here. But as they * are limited to 32bpp RGB formats we don't actually need * to check anything. */ if (fb->modifier == I915_FORMAT_MOD_Y_TILED_CCS || fb->modifier == I915_FORMAT_MOD_Yf_TILED_CCS) return 0; /* * Hardware doesn't handle subpixel coordinates. * Adjust to (macro)pixel boundary, but be careful not to * increase the source viewport size, because that could * push the downscaling factor out of bounds. */ src_x = src->x1 >> 16; src_w = drm_rect_width(src) >> 16; src_y = src->y1 >> 16; src_h = drm_rect_height(src) >> 16; drm_rect_init(src, src_x << 16, src_y << 16, src_w << 16, src_h << 16); if (fb->format->format == DRM_FORMAT_RGB565 && rotated) { hsub = 2; vsub = 2; } else { hsub = fb->format->hsub; vsub = fb->format->vsub; } if (rotated) hsub = vsub = max(hsub, vsub); if (src_x % hsub || src_w % hsub) { DRM_DEBUG_KMS("src x/w (%u, %u) must be a multiple of %u (rotated: %s)\n", src_x, src_w, hsub, yesno(rotated)); return -EINVAL; } if (src_y % vsub || src_h % vsub) { DRM_DEBUG_KMS("src y/h (%u, %u) must be a multiple of %u (rotated: %s)\n", src_y, src_h, vsub, yesno(rotated)); return -EINVAL; } return 0; } static u8 icl_nv12_y_plane_mask(struct drm_i915_private *i915) { if (IS_ROCKETLAKE(i915)) return BIT(PLANE_SPRITE2) | BIT(PLANE_SPRITE3); else return BIT(PLANE_SPRITE4) | BIT(PLANE_SPRITE5); } bool icl_is_nv12_y_plane(struct drm_i915_private *dev_priv, enum plane_id plane_id) { return INTEL_GEN(dev_priv) >= 11 && icl_nv12_y_plane_mask(dev_priv) & BIT(plane_id); } bool icl_is_hdr_plane(struct drm_i915_private *dev_priv, enum plane_id plane_id) { return INTEL_GEN(dev_priv) >= 11 && icl_hdr_plane_mask() & BIT(plane_id); } static void skl_plane_ratio(const struct intel_crtc_state *crtc_state, const struct intel_plane_state *plane_state, unsigned int *num, unsigned int *den) { struct drm_i915_private *dev_priv = to_i915(plane_state->uapi.plane->dev); const struct drm_framebuffer *fb = plane_state->hw.fb; if (fb->format->cpp[0] == 8) { if (INTEL_GEN(dev_priv) >= 10 || IS_GEMINILAKE(dev_priv)) { *num = 10; *den = 8; } else { *num = 9; *den = 8; } } else { *num = 1; *den = 1; } } static int skl_plane_min_cdclk(const struct intel_crtc_state *crtc_state, const struct intel_plane_state *plane_state) { struct drm_i915_private *dev_priv = to_i915(plane_state->uapi.plane->dev); unsigned int num, den; unsigned int pixel_rate = intel_plane_pixel_rate(crtc_state, plane_state); skl_plane_ratio(crtc_state, plane_state, &num, &den); /* two pixels per clock on glk+ */ if (INTEL_GEN(dev_priv) >= 10 || IS_GEMINILAKE(dev_priv)) den *= 2; return DIV_ROUND_UP(pixel_rate * num, den); } static int skl_plane_max_width(const struct drm_framebuffer *fb, int color_plane, unsigned int rotation) { int cpp = fb->format->cpp[color_plane]; switch (fb->modifier) { case DRM_FORMAT_MOD_LINEAR: case I915_FORMAT_MOD_X_TILED: /* * Validated limit is 4k, but has 5k should * work apart from the following features: * - Ytile (already limited to 4k) * - FP16 (already limited to 4k) * - render compression (already limited to 4k) * - KVMR sprite and cursor (don't care) * - horizontal panning (TODO verify this) * - pipe and plane scaling (TODO verify this) */ if (cpp == 8) return 4096; else return 5120; case I915_FORMAT_MOD_Y_TILED_CCS: case I915_FORMAT_MOD_Yf_TILED_CCS: case I915_FORMAT_MOD_Y_TILED_GEN12_MC_CCS: /* FIXME AUX plane? */ case I915_FORMAT_MOD_Y_TILED: case I915_FORMAT_MOD_Yf_TILED: if (cpp == 8) return 2048; else return 4096; default: MISSING_CASE(fb->modifier); return 2048; } } static int glk_plane_max_width(const struct drm_framebuffer *fb, int color_plane, unsigned int rotation) { int cpp = fb->format->cpp[color_plane]; switch (fb->modifier) { case DRM_FORMAT_MOD_LINEAR: case I915_FORMAT_MOD_X_TILED: if (cpp == 8) return 4096; else return 5120; case I915_FORMAT_MOD_Y_TILED_CCS: case I915_FORMAT_MOD_Yf_TILED_CCS: /* FIXME AUX plane? */ case I915_FORMAT_MOD_Y_TILED: case I915_FORMAT_MOD_Yf_TILED: if (cpp == 8) return 2048; else return 5120; default: MISSING_CASE(fb->modifier); return 2048; } } static int icl_plane_min_width(const struct drm_framebuffer *fb, int color_plane, unsigned int rotation) { /* Wa_14011264657, Wa_14011050563: gen11+ */ switch (fb->format->format) { case DRM_FORMAT_C8: return 18; case DRM_FORMAT_RGB565: return 10; case DRM_FORMAT_XRGB8888: case DRM_FORMAT_XBGR8888: case DRM_FORMAT_ARGB8888: case DRM_FORMAT_ABGR8888: case DRM_FORMAT_XRGB2101010: case DRM_FORMAT_XBGR2101010: case DRM_FORMAT_ARGB2101010: case DRM_FORMAT_ABGR2101010: case DRM_FORMAT_XVYU2101010: case DRM_FORMAT_Y212: case DRM_FORMAT_Y216: return 6; case DRM_FORMAT_NV12: return 20; case DRM_FORMAT_P010: case DRM_FORMAT_P012: case DRM_FORMAT_P016: return 12; case DRM_FORMAT_XRGB16161616F: case DRM_FORMAT_XBGR16161616F: case DRM_FORMAT_ARGB16161616F: case DRM_FORMAT_ABGR16161616F: case DRM_FORMAT_XVYU12_16161616: case DRM_FORMAT_XVYU16161616: return 4; default: return 1; } } static int icl_plane_max_width(const struct drm_framebuffer *fb, int color_plane, unsigned int rotation) { return 5120; } static int skl_plane_max_height(const struct drm_framebuffer *fb, int color_plane, unsigned int rotation) { return 4096; } static int icl_plane_max_height(const struct drm_framebuffer *fb, int color_plane, unsigned int rotation) { return 4320; } static unsigned int skl_plane_max_stride(struct intel_plane *plane, u32 pixel_format, u64 modifier, unsigned int rotation) { const struct drm_format_info *info = drm_format_info(pixel_format); int cpp = info->cpp[0]; /* * "The stride in bytes must not exceed the * of the size of 8K pixels and 32K bytes." */ if (drm_rotation_90_or_270(rotation)) return min(8192, 32768 / cpp); else return min(8192 * cpp, 32768); } static void skl_program_scaler(struct intel_plane *plane, const struct intel_crtc_state *crtc_state, const struct intel_plane_state *plane_state) { struct drm_i915_private *dev_priv = to_i915(plane->base.dev); const struct drm_framebuffer *fb = plane_state->hw.fb; enum pipe pipe = plane->pipe; int scaler_id = plane_state->scaler_id; const struct intel_scaler *scaler = &crtc_state->scaler_state.scalers[scaler_id]; int crtc_x = plane_state->uapi.dst.x1; int crtc_y = plane_state->uapi.dst.y1; u32 crtc_w = drm_rect_width(&plane_state->uapi.dst); u32 crtc_h = drm_rect_height(&plane_state->uapi.dst); u16 y_hphase, uv_rgb_hphase; u16 y_vphase, uv_rgb_vphase; int hscale, vscale; u32 ps_ctrl; hscale = drm_rect_calc_hscale(&plane_state->uapi.src, &plane_state->uapi.dst, 0, INT_MAX); vscale = drm_rect_calc_vscale(&plane_state->uapi.src, &plane_state->uapi.dst, 0, INT_MAX); /* TODO: handle sub-pixel coordinates */ if (intel_format_info_is_yuv_semiplanar(fb->format, fb->modifier) && !icl_is_hdr_plane(dev_priv, plane->id)) { y_hphase = skl_scaler_calc_phase(1, hscale, false); y_vphase = skl_scaler_calc_phase(1, vscale, false); /* MPEG2 chroma siting convention */ uv_rgb_hphase = skl_scaler_calc_phase(2, hscale, true); uv_rgb_vphase = skl_scaler_calc_phase(2, vscale, false); } else { /* not used */ y_hphase = 0; y_vphase = 0; uv_rgb_hphase = skl_scaler_calc_phase(1, hscale, false); uv_rgb_vphase = skl_scaler_calc_phase(1, vscale, false); } ps_ctrl = skl_scaler_get_filter_select(plane_state->hw.scaling_filter, 0); ps_ctrl |= PS_SCALER_EN | PS_PLANE_SEL(plane->id) | scaler->mode; skl_scaler_setup_filter(dev_priv, pipe, scaler_id, 0, plane_state->hw.scaling_filter); intel_de_write_fw(dev_priv, SKL_PS_CTRL(pipe, scaler_id), ps_ctrl); intel_de_write_fw(dev_priv, SKL_PS_VPHASE(pipe, scaler_id), PS_Y_PHASE(y_vphase) | PS_UV_RGB_PHASE(uv_rgb_vphase)); intel_de_write_fw(dev_priv, SKL_PS_HPHASE(pipe, scaler_id), PS_Y_PHASE(y_hphase) | PS_UV_RGB_PHASE(uv_rgb_hphase)); intel_de_write_fw(dev_priv, SKL_PS_WIN_POS(pipe, scaler_id), (crtc_x << 16) | crtc_y); intel_de_write_fw(dev_priv, SKL_PS_WIN_SZ(pipe, scaler_id), (crtc_w << 16) | crtc_h); } /* Preoffset values for YUV to RGB Conversion */ #define PREOFF_YUV_TO_RGB_HI 0x1800 #define PREOFF_YUV_TO_RGB_ME 0x0000 #define PREOFF_YUV_TO_RGB_LO 0x1800 #define ROFF(x) (((x) & 0xffff) << 16) #define GOFF(x) (((x) & 0xffff) << 0) #define BOFF(x) (((x) & 0xffff) << 16) /* * Programs the input color space conversion stage for ICL HDR planes. * Note that it is assumed that this stage always happens after YUV * range correction. Thus, the input to this stage is assumed to be * in full-range YCbCr. */ static void icl_program_input_csc(struct intel_plane *plane, const struct intel_crtc_state *crtc_state, const struct intel_plane_state *plane_state) { struct drm_i915_private *dev_priv = to_i915(plane->base.dev); enum pipe pipe = plane->pipe; enum plane_id plane_id = plane->id; static const u16 input_csc_matrix[][9] = { /* * BT.601 full range YCbCr -> full range RGB * The matrix required is : * [1.000, 0.000, 1.371, * 1.000, -0.336, -0.698, * 1.000, 1.732, 0.0000] */ [DRM_COLOR_YCBCR_BT601] = { 0x7AF8, 0x7800, 0x0, 0x8B28, 0x7800, 0x9AC0, 0x0, 0x7800, 0x7DD8, }, /* * BT.709 full range YCbCr -> full range RGB * The matrix required is : * [1.000, 0.000, 1.574, * 1.000, -0.187, -0.468, * 1.000, 1.855, 0.0000] */ [DRM_COLOR_YCBCR_BT709] = { 0x7C98, 0x7800, 0x0, 0x9EF8, 0x7800, 0xAC00, 0x0, 0x7800, 0x7ED8, }, /* * BT.2020 full range YCbCr -> full range RGB * The matrix required is : * [1.000, 0.000, 1.474, * 1.000, -0.1645, -0.5713, * 1.000, 1.8814, 0.0000] */ [DRM_COLOR_YCBCR_BT2020] = { 0x7BC8, 0x7800, 0x0, 0x8928, 0x7800, 0xAA88, 0x0, 0x7800, 0x7F10, }, }; const u16 *csc = input_csc_matrix[plane_state->hw.color_encoding]; intel_de_write_fw(dev_priv, PLANE_INPUT_CSC_COEFF(pipe, plane_id, 0), ROFF(csc[0]) | GOFF(csc[1])); intel_de_write_fw(dev_priv, PLANE_INPUT_CSC_COEFF(pipe, plane_id, 1), BOFF(csc[2])); intel_de_write_fw(dev_priv, PLANE_INPUT_CSC_COEFF(pipe, plane_id, 2), ROFF(csc[3]) | GOFF(csc[4])); intel_de_write_fw(dev_priv, PLANE_INPUT_CSC_COEFF(pipe, plane_id, 3), BOFF(csc[5])); intel_de_write_fw(dev_priv, PLANE_INPUT_CSC_COEFF(pipe, plane_id, 4), ROFF(csc[6]) | GOFF(csc[7])); intel_de_write_fw(dev_priv, PLANE_INPUT_CSC_COEFF(pipe, plane_id, 5), BOFF(csc[8])); intel_de_write_fw(dev_priv, PLANE_INPUT_CSC_PREOFF(pipe, plane_id, 0), PREOFF_YUV_TO_RGB_HI); intel_de_write_fw(dev_priv, PLANE_INPUT_CSC_PREOFF(pipe, plane_id, 1), PREOFF_YUV_TO_RGB_ME); intel_de_write_fw(dev_priv, PLANE_INPUT_CSC_PREOFF(pipe, plane_id, 2), PREOFF_YUV_TO_RGB_LO); intel_de_write_fw(dev_priv, PLANE_INPUT_CSC_POSTOFF(pipe, plane_id, 0), 0x0); intel_de_write_fw(dev_priv, PLANE_INPUT_CSC_POSTOFF(pipe, plane_id, 1), 0x0); intel_de_write_fw(dev_priv, PLANE_INPUT_CSC_POSTOFF(pipe, plane_id, 2), 0x0); } static void skl_plane_async_flip(struct intel_plane *plane, const struct intel_crtc_state *crtc_state, const struct intel_plane_state *plane_state) { struct drm_i915_private *dev_priv = to_i915(plane->base.dev); unsigned long irqflags; enum plane_id plane_id = plane->id; enum pipe pipe = plane->pipe; u32 surf_addr = plane_state->color_plane[0].offset; u32 plane_ctl = plane_state->ctl; plane_ctl |= skl_plane_ctl_crtc(crtc_state); spin_lock_irqsave(&dev_priv->uncore.lock, irqflags); intel_de_write_fw(dev_priv, PLANE_CTL(pipe, plane_id), plane_ctl); intel_de_write_fw(dev_priv, PLANE_SURF(pipe, plane_id), intel_plane_ggtt_offset(plane_state) + surf_addr); spin_unlock_irqrestore(&dev_priv->uncore.lock, irqflags); } static void skl_program_plane(struct intel_plane *plane, const struct intel_crtc_state *crtc_state, const struct intel_plane_state *plane_state, int color_plane) { struct drm_i915_private *dev_priv = to_i915(plane->base.dev); enum plane_id plane_id = plane->id; enum pipe pipe = plane->pipe; const struct drm_intel_sprite_colorkey *key = &plane_state->ckey; u32 surf_addr = plane_state->color_plane[color_plane].offset; u32 stride = skl_plane_stride(plane_state, color_plane); const struct drm_framebuffer *fb = plane_state->hw.fb; int aux_plane = intel_main_to_aux_plane(fb, color_plane); int crtc_x = plane_state->uapi.dst.x1; int crtc_y = plane_state->uapi.dst.y1; u32 x = plane_state->color_plane[color_plane].x; u32 y = plane_state->color_plane[color_plane].y; u32 src_w = drm_rect_width(&plane_state->uapi.src) >> 16; u32 src_h = drm_rect_height(&plane_state->uapi.src) >> 16; u8 alpha = plane_state->hw.alpha >> 8; u32 plane_color_ctl = 0, aux_dist = 0; unsigned long irqflags; u32 keymsk, keymax; u32 plane_ctl = plane_state->ctl; plane_ctl |= skl_plane_ctl_crtc(crtc_state); if (INTEL_GEN(dev_priv) >= 10 || IS_GEMINILAKE(dev_priv)) plane_color_ctl = plane_state->color_ctl | glk_plane_color_ctl_crtc(crtc_state); /* Sizes are 0 based */ src_w--; src_h--; keymax = (key->max_value & 0xffffff) | PLANE_KEYMAX_ALPHA(alpha); keymsk = key->channel_mask & 0x7ffffff; if (alpha < 0xff) keymsk |= PLANE_KEYMSK_ALPHA_ENABLE; /* The scaler will handle the output position */ if (plane_state->scaler_id >= 0) { crtc_x = 0; crtc_y = 0; } if (aux_plane) { aux_dist = plane_state->color_plane[aux_plane].offset - surf_addr; if (INTEL_GEN(dev_priv) < 12) aux_dist |= skl_plane_stride(plane_state, aux_plane); } spin_lock_irqsave(&dev_priv->uncore.lock, irqflags); intel_de_write_fw(dev_priv, PLANE_STRIDE(pipe, plane_id), stride); intel_de_write_fw(dev_priv, PLANE_POS(pipe, plane_id), (crtc_y << 16) | crtc_x); intel_de_write_fw(dev_priv, PLANE_SIZE(pipe, plane_id), (src_h << 16) | src_w); intel_de_write_fw(dev_priv, PLANE_AUX_DIST(pipe, plane_id), aux_dist); if (icl_is_hdr_plane(dev_priv, plane_id)) intel_de_write_fw(dev_priv, PLANE_CUS_CTL(pipe, plane_id), plane_state->cus_ctl); if (INTEL_GEN(dev_priv) >= 10 || IS_GEMINILAKE(dev_priv)) intel_de_write_fw(dev_priv, PLANE_COLOR_CTL(pipe, plane_id), plane_color_ctl); if (fb->format->is_yuv && icl_is_hdr_plane(dev_priv, plane_id)) icl_program_input_csc(plane, crtc_state, plane_state); skl_write_plane_wm(plane, crtc_state); intel_de_write_fw(dev_priv, PLANE_KEYVAL(pipe, plane_id), key->min_value); intel_de_write_fw(dev_priv, PLANE_KEYMSK(pipe, plane_id), keymsk); intel_de_write_fw(dev_priv, PLANE_KEYMAX(pipe, plane_id), keymax); intel_de_write_fw(dev_priv, PLANE_OFFSET(pipe, plane_id), (y << 16) | x); if (INTEL_GEN(dev_priv) < 11) intel_de_write_fw(dev_priv, PLANE_AUX_OFFSET(pipe, plane_id), (plane_state->color_plane[1].y << 16) | plane_state->color_plane[1].x); if (!drm_atomic_crtc_needs_modeset(&crtc_state->uapi)) intel_psr2_program_plane_sel_fetch(plane, crtc_state, plane_state, color_plane); /* * The control register self-arms if the plane was previously * disabled. Try to make the plane enable atomic by writing * the control register just before the surface register. */ intel_de_write_fw(dev_priv, PLANE_CTL(pipe, plane_id), plane_ctl); intel_de_write_fw(dev_priv, PLANE_SURF(pipe, plane_id), intel_plane_ggtt_offset(plane_state) + surf_addr); if (plane_state->scaler_id >= 0) skl_program_scaler(plane, crtc_state, plane_state); spin_unlock_irqrestore(&dev_priv->uncore.lock, irqflags); } static void skl_update_plane(struct intel_plane *plane, const struct intel_crtc_state *crtc_state, const struct intel_plane_state *plane_state) { int color_plane = 0; if (plane_state->planar_linked_plane && !plane_state->planar_slave) /* Program the UV plane on planar master */ color_plane = 1; skl_program_plane(plane, crtc_state, plane_state, color_plane); } static void skl_disable_plane(struct intel_plane *plane, const struct intel_crtc_state *crtc_state) { struct drm_i915_private *dev_priv = to_i915(plane->base.dev); enum plane_id plane_id = plane->id; enum pipe pipe = plane->pipe; unsigned long irqflags; spin_lock_irqsave(&dev_priv->uncore.lock, irqflags); if (icl_is_hdr_plane(dev_priv, plane_id)) intel_de_write_fw(dev_priv, PLANE_CUS_CTL(pipe, plane_id), 0); skl_write_plane_wm(plane, crtc_state); intel_de_write_fw(dev_priv, PLANE_CTL(pipe, plane_id), 0); intel_de_write_fw(dev_priv, PLANE_SURF(pipe, plane_id), 0); spin_unlock_irqrestore(&dev_priv->uncore.lock, irqflags); } static bool skl_plane_get_hw_state(struct intel_plane *plane, enum pipe *pipe) { struct drm_i915_private *dev_priv = to_i915(plane->base.dev); enum intel_display_power_domain power_domain; enum plane_id plane_id = plane->id; intel_wakeref_t wakeref; bool ret; power_domain = POWER_DOMAIN_PIPE(plane->pipe); wakeref = intel_display_power_get_if_enabled(dev_priv, power_domain); if (!wakeref) return false; ret = intel_de_read(dev_priv, PLANE_CTL(plane->pipe, plane_id)) & PLANE_CTL_ENABLE; *pipe = plane->pipe; intel_display_power_put(dev_priv, power_domain, wakeref); return ret; } static void i9xx_plane_linear_gamma(u16 gamma[8]) { /* The points are not evenly spaced. */ static const u8 in[8] = { 0, 1, 2, 4, 8, 16, 24, 32 }; int i; for (i = 0; i < 8; i++) gamma[i] = (in[i] << 8) / 32; } static void chv_update_csc(const struct intel_plane_state *plane_state) { struct intel_plane *plane = to_intel_plane(plane_state->uapi.plane); struct drm_i915_private *dev_priv = to_i915(plane->base.dev); const struct drm_framebuffer *fb = plane_state->hw.fb; enum plane_id plane_id = plane->id; /* * |r| | c0 c1 c2 | |cr| * |g| = | c3 c4 c5 | x |y | * |b| | c6 c7 c8 | |cb| * * Coefficients are s3.12. * * Cb and Cr apparently come in as signed already, and * we always get full range data in on account of CLRC0/1. */ static const s16 csc_matrix[][9] = { /* BT.601 full range YCbCr -> full range RGB */ [DRM_COLOR_YCBCR_BT601] = { 5743, 4096, 0, -2925, 4096, -1410, 0, 4096, 7258, }, /* BT.709 full range YCbCr -> full range RGB */ [DRM_COLOR_YCBCR_BT709] = { 6450, 4096, 0, -1917, 4096, -767, 0, 4096, 7601, }, }; const s16 *csc = csc_matrix[plane_state->hw.color_encoding]; /* Seems RGB data bypasses the CSC always */ if (!fb->format->is_yuv) return; intel_de_write_fw(dev_priv, SPCSCYGOFF(plane_id), SPCSC_OOFF(0) | SPCSC_IOFF(0)); intel_de_write_fw(dev_priv, SPCSCCBOFF(plane_id), SPCSC_OOFF(0) | SPCSC_IOFF(0)); intel_de_write_fw(dev_priv, SPCSCCROFF(plane_id), SPCSC_OOFF(0) | SPCSC_IOFF(0)); intel_de_write_fw(dev_priv, SPCSCC01(plane_id), SPCSC_C1(csc[1]) | SPCSC_C0(csc[0])); intel_de_write_fw(dev_priv, SPCSCC23(plane_id), SPCSC_C1(csc[3]) | SPCSC_C0(csc[2])); intel_de_write_fw(dev_priv, SPCSCC45(plane_id), SPCSC_C1(csc[5]) | SPCSC_C0(csc[4])); intel_de_write_fw(dev_priv, SPCSCC67(plane_id), SPCSC_C1(csc[7]) | SPCSC_C0(csc[6])); intel_de_write_fw(dev_priv, SPCSCC8(plane_id), SPCSC_C0(csc[8])); intel_de_write_fw(dev_priv, SPCSCYGICLAMP(plane_id), SPCSC_IMAX(1023) | SPCSC_IMIN(0)); intel_de_write_fw(dev_priv, SPCSCCBICLAMP(plane_id), SPCSC_IMAX(512) | SPCSC_IMIN(-512)); intel_de_write_fw(dev_priv, SPCSCCRICLAMP(plane_id), SPCSC_IMAX(512) | SPCSC_IMIN(-512)); intel_de_write_fw(dev_priv, SPCSCYGOCLAMP(plane_id), SPCSC_OMAX(1023) | SPCSC_OMIN(0)); intel_de_write_fw(dev_priv, SPCSCCBOCLAMP(plane_id), SPCSC_OMAX(1023) | SPCSC_OMIN(0)); intel_de_write_fw(dev_priv, SPCSCCROCLAMP(plane_id), SPCSC_OMAX(1023) | SPCSC_OMIN(0)); } #define SIN_0 0 #define COS_0 1 static void vlv_update_clrc(const struct intel_plane_state *plane_state) { struct intel_plane *plane = to_intel_plane(plane_state->uapi.plane); struct drm_i915_private *dev_priv = to_i915(plane->base.dev); const struct drm_framebuffer *fb = plane_state->hw.fb; enum pipe pipe = plane->pipe; enum plane_id plane_id = plane->id; int contrast, brightness, sh_scale, sh_sin, sh_cos; if (fb->format->is_yuv && plane_state->hw.color_range == DRM_COLOR_YCBCR_LIMITED_RANGE) { /* * Expand limited range to full range: * Contrast is applied first and is used to expand Y range. * Brightness is applied second and is used to remove the * offset from Y. Saturation/hue is used to expand CbCr range. */ contrast = DIV_ROUND_CLOSEST(255 << 6, 235 - 16); brightness = -DIV_ROUND_CLOSEST(16 * 255, 235 - 16); sh_scale = DIV_ROUND_CLOSEST(128 << 7, 240 - 128); sh_sin = SIN_0 * sh_scale; sh_cos = COS_0 * sh_scale; } else { /* Pass-through everything. */ contrast = 1 << 6; brightness = 0; sh_scale = 1 << 7; sh_sin = SIN_0 * sh_scale; sh_cos = COS_0 * sh_scale; } /* FIXME these register are single buffered :( */ intel_de_write_fw(dev_priv, SPCLRC0(pipe, plane_id), SP_CONTRAST(contrast) | SP_BRIGHTNESS(brightness)); intel_de_write_fw(dev_priv, SPCLRC1(pipe, plane_id), SP_SH_SIN(sh_sin) | SP_SH_COS(sh_cos)); } static void vlv_plane_ratio(const struct intel_crtc_state *crtc_state, const struct intel_plane_state *plane_state, unsigned int *num, unsigned int *den) { u8 active_planes = crtc_state->active_planes & ~BIT(PLANE_CURSOR); const struct drm_framebuffer *fb = plane_state->hw.fb; unsigned int cpp = fb->format->cpp[0]; /* * VLV bspec only considers cases where all three planes are * enabled, and cases where the primary and one sprite is enabled. * Let's assume the case with just two sprites enabled also * maps to the latter case. */ if (hweight8(active_planes) == 3) { switch (cpp) { case 8: *num = 11; *den = 8; break; case 4: *num = 18; *den = 16; break; default: *num = 1; *den = 1; break; } } else if (hweight8(active_planes) == 2) { switch (cpp) { case 8: *num = 10; *den = 8; break; case 4: *num = 17; *den = 16; break; default: *num = 1; *den = 1; break; } } else { switch (cpp) { case 8: *num = 10; *den = 8; break; default: *num = 1; *den = 1; break; } } } int vlv_plane_min_cdclk(const struct intel_crtc_state *crtc_state, const struct intel_plane_state *plane_state) { unsigned int pixel_rate; unsigned int num, den; /* * Note that crtc_state->pixel_rate accounts for both * horizontal and vertical panel fitter downscaling factors. * Pre-HSW bspec tells us to only consider the horizontal * downscaling factor here. We ignore that and just consider * both for simplicity. */ pixel_rate = crtc_state->pixel_rate; vlv_plane_ratio(crtc_state, plane_state, &num, &den); return DIV_ROUND_UP(pixel_rate * num, den); } static u32 vlv_sprite_ctl_crtc(const struct intel_crtc_state *crtc_state) { u32 sprctl = 0; if (crtc_state->gamma_enable) sprctl |= SP_GAMMA_ENABLE; return sprctl; } static u32 vlv_sprite_ctl(const struct intel_crtc_state *crtc_state, const struct intel_plane_state *plane_state) { const struct drm_framebuffer *fb = plane_state->hw.fb; unsigned int rotation = plane_state->hw.rotation; const struct drm_intel_sprite_colorkey *key = &plane_state->ckey; u32 sprctl; sprctl = SP_ENABLE; switch (fb->format->format) { case DRM_FORMAT_YUYV: sprctl |= SP_FORMAT_YUV422 | SP_YUV_ORDER_YUYV; break; case DRM_FORMAT_YVYU: sprctl |= SP_FORMAT_YUV422 | SP_YUV_ORDER_YVYU; break; case DRM_FORMAT_UYVY: sprctl |= SP_FORMAT_YUV422 | SP_YUV_ORDER_UYVY; break; case DRM_FORMAT_VYUY: sprctl |= SP_FORMAT_YUV422 | SP_YUV_ORDER_VYUY; break; case DRM_FORMAT_C8: sprctl |= SP_FORMAT_8BPP; break; case DRM_FORMAT_RGB565: sprctl |= SP_FORMAT_BGR565; break; case DRM_FORMAT_XRGB8888: sprctl |= SP_FORMAT_BGRX8888; break; case DRM_FORMAT_ARGB8888: sprctl |= SP_FORMAT_BGRA8888; break; case DRM_FORMAT_XBGR2101010: sprctl |= SP_FORMAT_RGBX1010102; break; case DRM_FORMAT_ABGR2101010: sprctl |= SP_FORMAT_RGBA1010102; break; case DRM_FORMAT_XRGB2101010: sprctl |= SP_FORMAT_BGRX1010102; break; case DRM_FORMAT_ARGB2101010: sprctl |= SP_FORMAT_BGRA1010102; break; case DRM_FORMAT_XBGR8888: sprctl |= SP_FORMAT_RGBX8888; break; case DRM_FORMAT_ABGR8888: sprctl |= SP_FORMAT_RGBA8888; break; default: MISSING_CASE(fb->format->format); return 0; } if (plane_state->hw.color_encoding == DRM_COLOR_YCBCR_BT709) sprctl |= SP_YUV_FORMAT_BT709; if (fb->modifier == I915_FORMAT_MOD_X_TILED) sprctl |= SP_TILED; if (rotation & DRM_MODE_ROTATE_180) sprctl |= SP_ROTATE_180; if (rotation & DRM_MODE_REFLECT_X) sprctl |= SP_MIRROR; if (key->flags & I915_SET_COLORKEY_SOURCE) sprctl |= SP_SOURCE_KEY; return sprctl; } static void vlv_update_gamma(const struct intel_plane_state *plane_state) { struct intel_plane *plane = to_intel_plane(plane_state->uapi.plane); struct drm_i915_private *dev_priv = to_i915(plane->base.dev); const struct drm_framebuffer *fb = plane_state->hw.fb; enum pipe pipe = plane->pipe; enum plane_id plane_id = plane->id; u16 gamma[8]; int i; /* Seems RGB data bypasses the gamma always */ if (!fb->format->is_yuv) return; i9xx_plane_linear_gamma(gamma); /* FIXME these register are single buffered :( */ /* The two end points are implicit (0.0 and 1.0) */ for (i = 1; i < 8 - 1; i++) intel_de_write_fw(dev_priv, SPGAMC(pipe, plane_id, i - 1), gamma[i] << 16 | gamma[i] << 8 | gamma[i]); } static void vlv_update_plane(struct intel_plane *plane, const struct intel_crtc_state *crtc_state, const struct intel_plane_state *plane_state) { struct drm_i915_private *dev_priv = to_i915(plane->base.dev); enum pipe pipe = plane->pipe; enum plane_id plane_id = plane->id; u32 sprsurf_offset = plane_state->color_plane[0].offset; u32 linear_offset; const struct drm_intel_sprite_colorkey *key = &plane_state->ckey; int crtc_x = plane_state->uapi.dst.x1; int crtc_y = plane_state->uapi.dst.y1; u32 crtc_w = drm_rect_width(&plane_state->uapi.dst); u32 crtc_h = drm_rect_height(&plane_state->uapi.dst); u32 x = plane_state->color_plane[0].x; u32 y = plane_state->color_plane[0].y; unsigned long irqflags; u32 sprctl; sprctl = plane_state->ctl | vlv_sprite_ctl_crtc(crtc_state); /* Sizes are 0 based */ crtc_w--; crtc_h--; linear_offset = intel_fb_xy_to_linear(x, y, plane_state, 0); spin_lock_irqsave(&dev_priv->uncore.lock, irqflags); intel_de_write_fw(dev_priv, SPSTRIDE(pipe, plane_id), plane_state->color_plane[0].stride); intel_de_write_fw(dev_priv, SPPOS(pipe, plane_id), (crtc_y << 16) | crtc_x); intel_de_write_fw(dev_priv, SPSIZE(pipe, plane_id), (crtc_h << 16) | crtc_w); intel_de_write_fw(dev_priv, SPCONSTALPHA(pipe, plane_id), 0); if (IS_CHERRYVIEW(dev_priv) && pipe == PIPE_B) chv_update_csc(plane_state); if (key->flags) { intel_de_write_fw(dev_priv, SPKEYMINVAL(pipe, plane_id), key->min_value); intel_de_write_fw(dev_priv, SPKEYMSK(pipe, plane_id), key->channel_mask); intel_de_write_fw(dev_priv, SPKEYMAXVAL(pipe, plane_id), key->max_value); } intel_de_write_fw(dev_priv, SPLINOFF(pipe, plane_id), linear_offset); intel_de_write_fw(dev_priv, SPTILEOFF(pipe, plane_id), (y << 16) | x); /* * The control register self-arms if the plane was previously * disabled. Try to make the plane enable atomic by writing * the control register just before the surface register. */ intel_de_write_fw(dev_priv, SPCNTR(pipe, plane_id), sprctl); intel_de_write_fw(dev_priv, SPSURF(pipe, plane_id), intel_plane_ggtt_offset(plane_state) + sprsurf_offset); vlv_update_clrc(plane_state); vlv_update_gamma(plane_state); spin_unlock_irqrestore(&dev_priv->uncore.lock, irqflags); } static void vlv_disable_plane(struct intel_plane *plane, const struct intel_crtc_state *crtc_state) { struct drm_i915_private *dev_priv = to_i915(plane->base.dev); enum pipe pipe = plane->pipe; enum plane_id plane_id = plane->id; unsigned long irqflags; spin_lock_irqsave(&dev_priv->uncore.lock, irqflags); intel_de_write_fw(dev_priv, SPCNTR(pipe, plane_id), 0); intel_de_write_fw(dev_priv, SPSURF(pipe, plane_id), 0); spin_unlock_irqrestore(&dev_priv->uncore.lock, irqflags); } static bool vlv_plane_get_hw_state(struct intel_plane *plane, enum pipe *pipe) { struct drm_i915_private *dev_priv = to_i915(plane->base.dev); enum intel_display_power_domain power_domain; enum plane_id plane_id = plane->id; intel_wakeref_t wakeref; bool ret; power_domain = POWER_DOMAIN_PIPE(plane->pipe); wakeref = intel_display_power_get_if_enabled(dev_priv, power_domain); if (!wakeref) return false; ret = intel_de_read(dev_priv, SPCNTR(plane->pipe, plane_id)) & SP_ENABLE; *pipe = plane->pipe; intel_display_power_put(dev_priv, power_domain, wakeref); return ret; } static void ivb_plane_ratio(const struct intel_crtc_state *crtc_state, const struct intel_plane_state *plane_state, unsigned int *num, unsigned int *den) { u8 active_planes = crtc_state->active_planes & ~BIT(PLANE_CURSOR); const struct drm_framebuffer *fb = plane_state->hw.fb; unsigned int cpp = fb->format->cpp[0]; if (hweight8(active_planes) == 2) { switch (cpp) { case 8: *num = 10; *den = 8; break; case 4: *num = 17; *den = 16; break; default: *num = 1; *den = 1; break; } } else { switch (cpp) { case 8: *num = 9; *den = 8; break; default: *num = 1; *den = 1; break; } } } static void ivb_plane_ratio_scaling(const struct intel_crtc_state *crtc_state, const struct intel_plane_state *plane_state, unsigned int *num, unsigned int *den) { const struct drm_framebuffer *fb = plane_state->hw.fb; unsigned int cpp = fb->format->cpp[0]; switch (cpp) { case 8: *num = 12; *den = 8; break; case 4: *num = 19; *den = 16; break; case 2: *num = 33; *den = 32; break; default: *num = 1; *den = 1; break; } } int ivb_plane_min_cdclk(const struct intel_crtc_state *crtc_state, const struct intel_plane_state *plane_state) { unsigned int pixel_rate; unsigned int num, den; /* * Note that crtc_state->pixel_rate accounts for both * horizontal and vertical panel fitter downscaling factors. * Pre-HSW bspec tells us to only consider the horizontal * downscaling factor here. We ignore that and just consider * both for simplicity. */ pixel_rate = crtc_state->pixel_rate; ivb_plane_ratio(crtc_state, plane_state, &num, &den); return DIV_ROUND_UP(pixel_rate * num, den); } static int ivb_sprite_min_cdclk(const struct intel_crtc_state *crtc_state, const struct intel_plane_state *plane_state) { unsigned int src_w, dst_w, pixel_rate; unsigned int num, den; /* * Note that crtc_state->pixel_rate accounts for both * horizontal and vertical panel fitter downscaling factors. * Pre-HSW bspec tells us to only consider the horizontal * downscaling factor here. We ignore that and just consider * both for simplicity. */ pixel_rate = crtc_state->pixel_rate; src_w = drm_rect_width(&plane_state->uapi.src) >> 16; dst_w = drm_rect_width(&plane_state->uapi.dst); if (src_w != dst_w) ivb_plane_ratio_scaling(crtc_state, plane_state, &num, &den); else ivb_plane_ratio(crtc_state, plane_state, &num, &den); /* Horizontal downscaling limits the maximum pixel rate */ dst_w = min(src_w, dst_w); return DIV_ROUND_UP_ULL(mul_u32_u32(pixel_rate, num * src_w), den * dst_w); } static void hsw_plane_ratio(const struct intel_crtc_state *crtc_state, const struct intel_plane_state *plane_state, unsigned int *num, unsigned int *den) { u8 active_planes = crtc_state->active_planes & ~BIT(PLANE_CURSOR); const struct drm_framebuffer *fb = plane_state->hw.fb; unsigned int cpp = fb->format->cpp[0]; if (hweight8(active_planes) == 2) { switch (cpp) { case 8: *num = 10; *den = 8; break; default: *num = 1; *den = 1; break; } } else { switch (cpp) { case 8: *num = 9; *den = 8; break; default: *num = 1; *den = 1; break; } } } int hsw_plane_min_cdclk(const struct intel_crtc_state *crtc_state, const struct intel_plane_state *plane_state) { unsigned int pixel_rate = crtc_state->pixel_rate; unsigned int num, den; hsw_plane_ratio(crtc_state, plane_state, &num, &den); return DIV_ROUND_UP(pixel_rate * num, den); } static u32 ivb_sprite_ctl_crtc(const struct intel_crtc_state *crtc_state) { u32 sprctl = 0; if (crtc_state->gamma_enable) sprctl |= SPRITE_GAMMA_ENABLE; if (crtc_state->csc_enable) sprctl |= SPRITE_PIPE_CSC_ENABLE; return sprctl; } static bool ivb_need_sprite_gamma(const struct intel_plane_state *plane_state) { struct drm_i915_private *dev_priv = to_i915(plane_state->uapi.plane->dev); const struct drm_framebuffer *fb = plane_state->hw.fb; return fb->format->cpp[0] == 8 && (IS_IVYBRIDGE(dev_priv) || IS_HASWELL(dev_priv)); } static u32 ivb_sprite_ctl(const struct intel_crtc_state *crtc_state, const struct intel_plane_state *plane_state) { struct drm_i915_private *dev_priv = to_i915(plane_state->uapi.plane->dev); const struct drm_framebuffer *fb = plane_state->hw.fb; unsigned int rotation = plane_state->hw.rotation; const struct drm_intel_sprite_colorkey *key = &plane_state->ckey; u32 sprctl; sprctl = SPRITE_ENABLE; if (IS_IVYBRIDGE(dev_priv)) sprctl |= SPRITE_TRICKLE_FEED_DISABLE; switch (fb->format->format) { case DRM_FORMAT_XBGR8888: sprctl |= SPRITE_FORMAT_RGBX888 | SPRITE_RGB_ORDER_RGBX; break; case DRM_FORMAT_XRGB8888: sprctl |= SPRITE_FORMAT_RGBX888; break; case DRM_FORMAT_XBGR2101010: sprctl |= SPRITE_FORMAT_RGBX101010 | SPRITE_RGB_ORDER_RGBX; break; case DRM_FORMAT_XRGB2101010: sprctl |= SPRITE_FORMAT_RGBX101010; break; case DRM_FORMAT_XBGR16161616F: sprctl |= SPRITE_FORMAT_RGBX161616 | SPRITE_RGB_ORDER_RGBX; break; case DRM_FORMAT_XRGB16161616F: sprctl |= SPRITE_FORMAT_RGBX161616; break; case DRM_FORMAT_YUYV: sprctl |= SPRITE_FORMAT_YUV422 | SPRITE_YUV_ORDER_YUYV; break; case DRM_FORMAT_YVYU: sprctl |= SPRITE_FORMAT_YUV422 | SPRITE_YUV_ORDER_YVYU; break; case DRM_FORMAT_UYVY: sprctl |= SPRITE_FORMAT_YUV422 | SPRITE_YUV_ORDER_UYVY; break; case DRM_FORMAT_VYUY: sprctl |= SPRITE_FORMAT_YUV422 | SPRITE_YUV_ORDER_VYUY; break; default: MISSING_CASE(fb->format->format); return 0; } if (!ivb_need_sprite_gamma(plane_state)) sprctl |= SPRITE_INT_GAMMA_DISABLE; if (plane_state->hw.color_encoding == DRM_COLOR_YCBCR_BT709) sprctl |= SPRITE_YUV_TO_RGB_CSC_FORMAT_BT709; if (plane_state->hw.color_range == DRM_COLOR_YCBCR_FULL_RANGE) sprctl |= SPRITE_YUV_RANGE_CORRECTION_DISABLE; if (fb->modifier == I915_FORMAT_MOD_X_TILED) sprctl |= SPRITE_TILED; if (rotation & DRM_MODE_ROTATE_180) sprctl |= SPRITE_ROTATE_180; if (key->flags & I915_SET_COLORKEY_DESTINATION) sprctl |= SPRITE_DEST_KEY; else if (key->flags & I915_SET_COLORKEY_SOURCE) sprctl |= SPRITE_SOURCE_KEY; return sprctl; } static void ivb_sprite_linear_gamma(const struct intel_plane_state *plane_state, u16 gamma[18]) { int scale, i; /* * WaFP16GammaEnabling:ivb,hsw * "Workaround : When using the 64-bit format, the sprite output * on each color channel has one quarter amplitude. It can be * brought up to full amplitude by using sprite internal gamma * correction, pipe gamma correction, or pipe color space * conversion to multiply the sprite output by four." */ scale = 4; for (i = 0; i < 16; i++) gamma[i] = min((scale * i << 10) / 16, (1 << 10) - 1); gamma[i] = min((scale * i << 10) / 16, 1 << 10); i++; gamma[i] = 3 << 10; i++; } static void ivb_update_gamma(const struct intel_plane_state *plane_state) { struct intel_plane *plane = to_intel_plane(plane_state->uapi.plane); struct drm_i915_private *dev_priv = to_i915(plane->base.dev); enum pipe pipe = plane->pipe; u16 gamma[18]; int i; if (!ivb_need_sprite_gamma(plane_state)) return; ivb_sprite_linear_gamma(plane_state, gamma); /* FIXME these register are single buffered :( */ for (i = 0; i < 16; i++) intel_de_write_fw(dev_priv, SPRGAMC(pipe, i), gamma[i] << 20 | gamma[i] << 10 | gamma[i]); intel_de_write_fw(dev_priv, SPRGAMC16(pipe, 0), gamma[i]); intel_de_write_fw(dev_priv, SPRGAMC16(pipe, 1), gamma[i]); intel_de_write_fw(dev_priv, SPRGAMC16(pipe, 2), gamma[i]); i++; intel_de_write_fw(dev_priv, SPRGAMC17(pipe, 0), gamma[i]); intel_de_write_fw(dev_priv, SPRGAMC17(pipe, 1), gamma[i]); intel_de_write_fw(dev_priv, SPRGAMC17(pipe, 2), gamma[i]); i++; } static void ivb_update_plane(struct intel_plane *plane, const struct intel_crtc_state *crtc_state, const struct intel_plane_state *plane_state) { struct drm_i915_private *dev_priv = to_i915(plane->base.dev); enum pipe pipe = plane->pipe; u32 sprsurf_offset = plane_state->color_plane[0].offset; u32 linear_offset; const struct drm_intel_sprite_colorkey *key = &plane_state->ckey; int crtc_x = plane_state->uapi.dst.x1; int crtc_y = plane_state->uapi.dst.y1; u32 crtc_w = drm_rect_width(&plane_state->uapi.dst); u32 crtc_h = drm_rect_height(&plane_state->uapi.dst); u32 x = plane_state->color_plane[0].x; u32 y = plane_state->color_plane[0].y; u32 src_w = drm_rect_width(&plane_state->uapi.src) >> 16; u32 src_h = drm_rect_height(&plane_state->uapi.src) >> 16; u32 sprctl, sprscale = 0; unsigned long irqflags; sprctl = plane_state->ctl | ivb_sprite_ctl_crtc(crtc_state); /* Sizes are 0 based */ src_w--; src_h--; crtc_w--; crtc_h--; if (crtc_w != src_w || crtc_h != src_h) sprscale = SPRITE_SCALE_ENABLE | (src_w << 16) | src_h; linear_offset = intel_fb_xy_to_linear(x, y, plane_state, 0); spin_lock_irqsave(&dev_priv->uncore.lock, irqflags); intel_de_write_fw(dev_priv, SPRSTRIDE(pipe), plane_state->color_plane[0].stride); intel_de_write_fw(dev_priv, SPRPOS(pipe), (crtc_y << 16) | crtc_x); intel_de_write_fw(dev_priv, SPRSIZE(pipe), (crtc_h << 16) | crtc_w); if (IS_IVYBRIDGE(dev_priv)) intel_de_write_fw(dev_priv, SPRSCALE(pipe), sprscale); if (key->flags) { intel_de_write_fw(dev_priv, SPRKEYVAL(pipe), key->min_value); intel_de_write_fw(dev_priv, SPRKEYMSK(pipe), key->channel_mask); intel_de_write_fw(dev_priv, SPRKEYMAX(pipe), key->max_value); } /* HSW consolidates SPRTILEOFF and SPRLINOFF into a single SPROFFSET * register */ if (IS_HASWELL(dev_priv) || IS_BROADWELL(dev_priv)) { intel_de_write_fw(dev_priv, SPROFFSET(pipe), (y << 16) | x); } else { intel_de_write_fw(dev_priv, SPRLINOFF(pipe), linear_offset); intel_de_write_fw(dev_priv, SPRTILEOFF(pipe), (y << 16) | x); } /* * The control register self-arms if the plane was previously * disabled. Try to make the plane enable atomic by writing * the control register just before the surface register. */ intel_de_write_fw(dev_priv, SPRCTL(pipe), sprctl); intel_de_write_fw(dev_priv, SPRSURF(pipe), intel_plane_ggtt_offset(plane_state) + sprsurf_offset); ivb_update_gamma(plane_state); spin_unlock_irqrestore(&dev_priv->uncore.lock, irqflags); } static void ivb_disable_plane(struct intel_plane *plane, const struct intel_crtc_state *crtc_state) { struct drm_i915_private *dev_priv = to_i915(plane->base.dev); enum pipe pipe = plane->pipe; unsigned long irqflags; spin_lock_irqsave(&dev_priv->uncore.lock, irqflags); intel_de_write_fw(dev_priv, SPRCTL(pipe), 0); /* Disable the scaler */ if (IS_IVYBRIDGE(dev_priv)) intel_de_write_fw(dev_priv, SPRSCALE(pipe), 0); intel_de_write_fw(dev_priv, SPRSURF(pipe), 0); spin_unlock_irqrestore(&dev_priv->uncore.lock, irqflags); } static bool ivb_plane_get_hw_state(struct intel_plane *plane, enum pipe *pipe) { struct drm_i915_private *dev_priv = to_i915(plane->base.dev); enum intel_display_power_domain power_domain; intel_wakeref_t wakeref; bool ret; power_domain = POWER_DOMAIN_PIPE(plane->pipe); wakeref = intel_display_power_get_if_enabled(dev_priv, power_domain); if (!wakeref) return false; ret = intel_de_read(dev_priv, SPRCTL(plane->pipe)) & SPRITE_ENABLE; *pipe = plane->pipe; intel_display_power_put(dev_priv, power_domain, wakeref); return ret; } static int g4x_sprite_min_cdclk(const struct intel_crtc_state *crtc_state, const struct intel_plane_state *plane_state) { const struct drm_framebuffer *fb = plane_state->hw.fb; unsigned int hscale, pixel_rate; unsigned int limit, decimate; /* * Note that crtc_state->pixel_rate accounts for both * horizontal and vertical panel fitter downscaling factors. * Pre-HSW bspec tells us to only consider the horizontal * downscaling factor here. We ignore that and just consider * both for simplicity. */ pixel_rate = crtc_state->pixel_rate; /* Horizontal downscaling limits the maximum pixel rate */ hscale = drm_rect_calc_hscale(&plane_state->uapi.src, &plane_state->uapi.dst, 0, INT_MAX); hscale = max(hscale, 0x10000u); /* Decimation steps at 2x,4x,8x,16x */ decimate = ilog2(hscale >> 16); hscale >>= decimate; /* Starting limit is 90% of cdclk */ limit = 9; /* -10% per decimation step */ limit -= decimate; /* -10% for RGB */ if (!fb->format->is_yuv) limit--; /* * We should also do -10% if sprite scaling is enabled * on the other pipe, but we can't really check for that, * so we ignore it. */ return DIV_ROUND_UP_ULL(mul_u32_u32(pixel_rate, 10 * hscale), limit << 16); } static unsigned int g4x_sprite_max_stride(struct intel_plane *plane, u32 pixel_format, u64 modifier, unsigned int rotation) { return 16384; } static u32 g4x_sprite_ctl_crtc(const struct intel_crtc_state *crtc_state) { u32 dvscntr = 0; if (crtc_state->gamma_enable) dvscntr |= DVS_GAMMA_ENABLE; if (crtc_state->csc_enable) dvscntr |= DVS_PIPE_CSC_ENABLE; return dvscntr; } static u32 g4x_sprite_ctl(const struct intel_crtc_state *crtc_state, const struct intel_plane_state *plane_state) { struct drm_i915_private *dev_priv = to_i915(plane_state->uapi.plane->dev); const struct drm_framebuffer *fb = plane_state->hw.fb; unsigned int rotation = plane_state->hw.rotation; const struct drm_intel_sprite_colorkey *key = &plane_state->ckey; u32 dvscntr; dvscntr = DVS_ENABLE; if (IS_GEN(dev_priv, 6)) dvscntr |= DVS_TRICKLE_FEED_DISABLE; switch (fb->format->format) { case DRM_FORMAT_XBGR8888: dvscntr |= DVS_FORMAT_RGBX888 | DVS_RGB_ORDER_XBGR; break; case DRM_FORMAT_XRGB8888: dvscntr |= DVS_FORMAT_RGBX888; break; case DRM_FORMAT_XBGR2101010: dvscntr |= DVS_FORMAT_RGBX101010 | DVS_RGB_ORDER_XBGR; break; case DRM_FORMAT_XRGB2101010: dvscntr |= DVS_FORMAT_RGBX101010; break; case DRM_FORMAT_XBGR16161616F: dvscntr |= DVS_FORMAT_RGBX161616 | DVS_RGB_ORDER_XBGR; break; case DRM_FORMAT_XRGB16161616F: dvscntr |= DVS_FORMAT_RGBX161616; break; case DRM_FORMAT_YUYV: dvscntr |= DVS_FORMAT_YUV422 | DVS_YUV_ORDER_YUYV; break; case DRM_FORMAT_YVYU: dvscntr |= DVS_FORMAT_YUV422 | DVS_YUV_ORDER_YVYU; break; case DRM_FORMAT_UYVY: dvscntr |= DVS_FORMAT_YUV422 | DVS_YUV_ORDER_UYVY; break; case DRM_FORMAT_VYUY: dvscntr |= DVS_FORMAT_YUV422 | DVS_YUV_ORDER_VYUY; break; default: MISSING_CASE(fb->format->format); return 0; } if (plane_state->hw.color_encoding == DRM_COLOR_YCBCR_BT709) dvscntr |= DVS_YUV_FORMAT_BT709; if (plane_state->hw.color_range == DRM_COLOR_YCBCR_FULL_RANGE) dvscntr |= DVS_YUV_RANGE_CORRECTION_DISABLE; if (fb->modifier == I915_FORMAT_MOD_X_TILED) dvscntr |= DVS_TILED; if (rotation & DRM_MODE_ROTATE_180) dvscntr |= DVS_ROTATE_180; if (key->flags & I915_SET_COLORKEY_DESTINATION) dvscntr |= DVS_DEST_KEY; else if (key->flags & I915_SET_COLORKEY_SOURCE) dvscntr |= DVS_SOURCE_KEY; return dvscntr; } static void g4x_update_gamma(const struct intel_plane_state *plane_state) { struct intel_plane *plane = to_intel_plane(plane_state->uapi.plane); struct drm_i915_private *dev_priv = to_i915(plane->base.dev); const struct drm_framebuffer *fb = plane_state->hw.fb; enum pipe pipe = plane->pipe; u16 gamma[8]; int i; /* Seems RGB data bypasses the gamma always */ if (!fb->format->is_yuv) return; i9xx_plane_linear_gamma(gamma); /* FIXME these register are single buffered :( */ /* The two end points are implicit (0.0 and 1.0) */ for (i = 1; i < 8 - 1; i++) intel_de_write_fw(dev_priv, DVSGAMC_G4X(pipe, i - 1), gamma[i] << 16 | gamma[i] << 8 | gamma[i]); } static void ilk_sprite_linear_gamma(u16 gamma[17]) { int i; for (i = 0; i < 17; i++) gamma[i] = (i << 10) / 16; } static void ilk_update_gamma(const struct intel_plane_state *plane_state) { struct intel_plane *plane = to_intel_plane(plane_state->uapi.plane); struct drm_i915_private *dev_priv = to_i915(plane->base.dev); const struct drm_framebuffer *fb = plane_state->hw.fb; enum pipe pipe = plane->pipe; u16 gamma[17]; int i; /* Seems RGB data bypasses the gamma always */ if (!fb->format->is_yuv) return; ilk_sprite_linear_gamma(gamma); /* FIXME these register are single buffered :( */ for (i = 0; i < 16; i++) intel_de_write_fw(dev_priv, DVSGAMC_ILK(pipe, i), gamma[i] << 20 | gamma[i] << 10 | gamma[i]); intel_de_write_fw(dev_priv, DVSGAMCMAX_ILK(pipe, 0), gamma[i]); intel_de_write_fw(dev_priv, DVSGAMCMAX_ILK(pipe, 1), gamma[i]); intel_de_write_fw(dev_priv, DVSGAMCMAX_ILK(pipe, 2), gamma[i]); i++; } static void g4x_update_plane(struct intel_plane *plane, const struct intel_crtc_state *crtc_state, const struct intel_plane_state *plane_state) { struct drm_i915_private *dev_priv = to_i915(plane->base.dev); enum pipe pipe = plane->pipe; u32 dvssurf_offset = plane_state->color_plane[0].offset; u32 linear_offset; const struct drm_intel_sprite_colorkey *key = &plane_state->ckey; int crtc_x = plane_state->uapi.dst.x1; int crtc_y = plane_state->uapi.dst.y1; u32 crtc_w = drm_rect_width(&plane_state->uapi.dst); u32 crtc_h = drm_rect_height(&plane_state->uapi.dst); u32 x = plane_state->color_plane[0].x; u32 y = plane_state->color_plane[0].y; u32 src_w = drm_rect_width(&plane_state->uapi.src) >> 16; u32 src_h = drm_rect_height(&plane_state->uapi.src) >> 16; u32 dvscntr, dvsscale = 0; unsigned long irqflags; dvscntr = plane_state->ctl | g4x_sprite_ctl_crtc(crtc_state); /* Sizes are 0 based */ src_w--; src_h--; crtc_w--; crtc_h--; if (crtc_w != src_w || crtc_h != src_h) dvsscale = DVS_SCALE_ENABLE | (src_w << 16) | src_h; linear_offset = intel_fb_xy_to_linear(x, y, plane_state, 0); spin_lock_irqsave(&dev_priv->uncore.lock, irqflags); intel_de_write_fw(dev_priv, DVSSTRIDE(pipe), plane_state->color_plane[0].stride); intel_de_write_fw(dev_priv, DVSPOS(pipe), (crtc_y << 16) | crtc_x); intel_de_write_fw(dev_priv, DVSSIZE(pipe), (crtc_h << 16) | crtc_w); intel_de_write_fw(dev_priv, DVSSCALE(pipe), dvsscale); if (key->flags) { intel_de_write_fw(dev_priv, DVSKEYVAL(pipe), key->min_value); intel_de_write_fw(dev_priv, DVSKEYMSK(pipe), key->channel_mask); intel_de_write_fw(dev_priv, DVSKEYMAX(pipe), key->max_value); } intel_de_write_fw(dev_priv, DVSLINOFF(pipe), linear_offset); intel_de_write_fw(dev_priv, DVSTILEOFF(pipe), (y << 16) | x); /* * The control register self-arms if the plane was previously * disabled. Try to make the plane enable atomic by writing * the control register just before the surface register. */ intel_de_write_fw(dev_priv, DVSCNTR(pipe), dvscntr); intel_de_write_fw(dev_priv, DVSSURF(pipe), intel_plane_ggtt_offset(plane_state) + dvssurf_offset); if (IS_G4X(dev_priv)) g4x_update_gamma(plane_state); else ilk_update_gamma(plane_state); spin_unlock_irqrestore(&dev_priv->uncore.lock, irqflags); } static void g4x_disable_plane(struct intel_plane *plane, const struct intel_crtc_state *crtc_state) { struct drm_i915_private *dev_priv = to_i915(plane->base.dev); enum pipe pipe = plane->pipe; unsigned long irqflags; spin_lock_irqsave(&dev_priv->uncore.lock, irqflags); intel_de_write_fw(dev_priv, DVSCNTR(pipe), 0); /* Disable the scaler */ intel_de_write_fw(dev_priv, DVSSCALE(pipe), 0); intel_de_write_fw(dev_priv, DVSSURF(pipe), 0); spin_unlock_irqrestore(&dev_priv->uncore.lock, irqflags); } static bool g4x_plane_get_hw_state(struct intel_plane *plane, enum pipe *pipe) { struct drm_i915_private *dev_priv = to_i915(plane->base.dev); enum intel_display_power_domain power_domain; intel_wakeref_t wakeref; bool ret; power_domain = POWER_DOMAIN_PIPE(plane->pipe); wakeref = intel_display_power_get_if_enabled(dev_priv, power_domain); if (!wakeref) return false; ret = intel_de_read(dev_priv, DVSCNTR(plane->pipe)) & DVS_ENABLE; *pipe = plane->pipe; intel_display_power_put(dev_priv, power_domain, wakeref); return ret; } static bool intel_fb_scalable(const struct drm_framebuffer *fb) { if (!fb) return false; switch (fb->format->format) { case DRM_FORMAT_C8: return false; case DRM_FORMAT_XRGB16161616F: case DRM_FORMAT_ARGB16161616F: case DRM_FORMAT_XBGR16161616F: case DRM_FORMAT_ABGR16161616F: return INTEL_GEN(to_i915(fb->dev)) >= 11; default: return true; } } static int g4x_sprite_check_scaling(struct intel_crtc_state *crtc_state, struct intel_plane_state *plane_state) { const struct drm_framebuffer *fb = plane_state->hw.fb; const struct drm_rect *src = &plane_state->uapi.src; const struct drm_rect *dst = &plane_state->uapi.dst; int src_x, src_w, src_h, crtc_w, crtc_h; const struct drm_display_mode *adjusted_mode = &crtc_state->hw.adjusted_mode; unsigned int stride = plane_state->color_plane[0].stride; unsigned int cpp = fb->format->cpp[0]; unsigned int width_bytes; int min_width, min_height; crtc_w = drm_rect_width(dst); crtc_h = drm_rect_height(dst); src_x = src->x1 >> 16; src_w = drm_rect_width(src) >> 16; src_h = drm_rect_height(src) >> 16; if (src_w == crtc_w && src_h == crtc_h) return 0; min_width = 3; if (adjusted_mode->flags & DRM_MODE_FLAG_INTERLACE) { if (src_h & 1) { DRM_DEBUG_KMS("Source height must be even with interlaced modes\n"); return -EINVAL; } min_height = 6; } else { min_height = 3; } width_bytes = ((src_x * cpp) & 63) + src_w * cpp; if (src_w < min_width || src_h < min_height || src_w > 2048 || src_h > 2048) { DRM_DEBUG_KMS("Source dimensions (%dx%d) exceed hardware limits (%dx%d - %dx%d)\n", src_w, src_h, min_width, min_height, 2048, 2048); return -EINVAL; } if (width_bytes > 4096) { DRM_DEBUG_KMS("Fetch width (%d) exceeds hardware max with scaling (%u)\n", width_bytes, 4096); return -EINVAL; } if (stride > 4096) { DRM_DEBUG_KMS("Stride (%u) exceeds hardware max with scaling (%u)\n", stride, 4096); return -EINVAL; } return 0; } static int g4x_sprite_check(struct intel_crtc_state *crtc_state, struct intel_plane_state *plane_state) { struct intel_plane *plane = to_intel_plane(plane_state->uapi.plane); struct drm_i915_private *dev_priv = to_i915(plane->base.dev); int min_scale = DRM_PLANE_HELPER_NO_SCALING; int max_scale = DRM_PLANE_HELPER_NO_SCALING; int ret; if (intel_fb_scalable(plane_state->hw.fb)) { if (INTEL_GEN(dev_priv) < 7) { min_scale = 1; max_scale = 16 << 16; } else if (IS_IVYBRIDGE(dev_priv)) { min_scale = 1; max_scale = 2 << 16; } } ret = intel_atomic_plane_check_clipping(plane_state, crtc_state, min_scale, max_scale, true); if (ret) return ret; ret = i9xx_check_plane_surface(plane_state); if (ret) return ret; if (!plane_state->uapi.visible) return 0; ret = intel_plane_check_src_coordinates(plane_state); if (ret) return ret; ret = g4x_sprite_check_scaling(crtc_state, plane_state); if (ret) return ret; if (INTEL_GEN(dev_priv) >= 7) plane_state->ctl = ivb_sprite_ctl(crtc_state, plane_state); else plane_state->ctl = g4x_sprite_ctl(crtc_state, plane_state); return 0; } int chv_plane_check_rotation(const struct intel_plane_state *plane_state) { struct intel_plane *plane = to_intel_plane(plane_state->uapi.plane); struct drm_i915_private *dev_priv = to_i915(plane->base.dev); unsigned int rotation = plane_state->hw.rotation; /* CHV ignores the mirror bit when the rotate bit is set :( */ if (IS_CHERRYVIEW(dev_priv) && rotation & DRM_MODE_ROTATE_180 && rotation & DRM_MODE_REFLECT_X) { drm_dbg_kms(&dev_priv->drm, "Cannot rotate and reflect at the same time\n"); return -EINVAL; } return 0; } static int vlv_sprite_check(struct intel_crtc_state *crtc_state, struct intel_plane_state *plane_state) { int ret; ret = chv_plane_check_rotation(plane_state); if (ret) return ret; ret = intel_atomic_plane_check_clipping(plane_state, crtc_state, DRM_PLANE_HELPER_NO_SCALING, DRM_PLANE_HELPER_NO_SCALING, true); if (ret) return ret; ret = i9xx_check_plane_surface(plane_state); if (ret) return ret; if (!plane_state->uapi.visible) return 0; ret = intel_plane_check_src_coordinates(plane_state); if (ret) return ret; plane_state->ctl = vlv_sprite_ctl(crtc_state, plane_state); return 0; } static bool intel_format_is_p01x(u32 format) { switch (format) { case DRM_FORMAT_P010: case DRM_FORMAT_P012: case DRM_FORMAT_P016: return true; default: return false; } } static int skl_plane_check_fb(const struct intel_crtc_state *crtc_state, const struct intel_plane_state *plane_state) { struct intel_plane *plane = to_intel_plane(plane_state->uapi.plane); struct drm_i915_private *dev_priv = to_i915(plane->base.dev); const struct drm_framebuffer *fb = plane_state->hw.fb; unsigned int rotation = plane_state->hw.rotation; struct drm_format_name_buf format_name; if (!fb) return 0; if (rotation & ~(DRM_MODE_ROTATE_0 | DRM_MODE_ROTATE_180) && is_ccs_modifier(fb->modifier)) { drm_dbg_kms(&dev_priv->drm, "RC support only with 0/180 degree rotation (%x)\n", rotation); return -EINVAL; } if (rotation & DRM_MODE_REFLECT_X && fb->modifier == DRM_FORMAT_MOD_LINEAR) { drm_dbg_kms(&dev_priv->drm, "horizontal flip is not supported with linear surface formats\n"); return -EINVAL; } if (drm_rotation_90_or_270(rotation)) { if (fb->modifier != I915_FORMAT_MOD_Y_TILED && fb->modifier != I915_FORMAT_MOD_Yf_TILED) { drm_dbg_kms(&dev_priv->drm, "Y/Yf tiling required for 90/270!\n"); return -EINVAL; } /* * 90/270 is not allowed with RGB64 16:16:16:16 and * Indexed 8-bit. RGB 16-bit 5:6:5 is allowed gen11 onwards. */ switch (fb->format->format) { case DRM_FORMAT_RGB565: if (INTEL_GEN(dev_priv) >= 11) break; fallthrough; case DRM_FORMAT_C8: case DRM_FORMAT_XRGB16161616F: case DRM_FORMAT_XBGR16161616F: case DRM_FORMAT_ARGB16161616F: case DRM_FORMAT_ABGR16161616F: case DRM_FORMAT_Y210: case DRM_FORMAT_Y212: case DRM_FORMAT_Y216: case DRM_FORMAT_XVYU12_16161616: case DRM_FORMAT_XVYU16161616: drm_dbg_kms(&dev_priv->drm, "Unsupported pixel format %s for 90/270!\n", drm_get_format_name(fb->format->format, &format_name)); return -EINVAL; default: break; } } /* Y-tiling is not supported in IF-ID Interlace mode */ if (crtc_state->hw.enable && crtc_state->hw.adjusted_mode.flags & DRM_MODE_FLAG_INTERLACE && (fb->modifier == I915_FORMAT_MOD_Y_TILED || fb->modifier == I915_FORMAT_MOD_Yf_TILED || fb->modifier == I915_FORMAT_MOD_Y_TILED_CCS || fb->modifier == I915_FORMAT_MOD_Yf_TILED_CCS || fb->modifier == I915_FORMAT_MOD_Y_TILED_GEN12_RC_CCS || fb->modifier == I915_FORMAT_MOD_Y_TILED_GEN12_MC_CCS)) { drm_dbg_kms(&dev_priv->drm, "Y/Yf tiling not supported in IF-ID mode\n"); return -EINVAL; } /* Wa_1606054188:tgl */ if (IS_TIGERLAKE(dev_priv) && plane_state->ckey.flags & I915_SET_COLORKEY_SOURCE && intel_format_is_p01x(fb->format->format)) { drm_dbg_kms(&dev_priv->drm, "Source color keying not supported with P01x formats\n"); return -EINVAL; } return 0; } static int skl_plane_check_dst_coordinates(const struct intel_crtc_state *crtc_state, const struct intel_plane_state *plane_state) { struct drm_i915_private *dev_priv = to_i915(plane_state->uapi.plane->dev); int crtc_x = plane_state->uapi.dst.x1; int crtc_w = drm_rect_width(&plane_state->uapi.dst); int pipe_src_w = crtc_state->pipe_src_w; /* * Display WA #1175: cnl,glk * Planes other than the cursor may cause FIFO underflow and display * corruption if starting less than 4 pixels from the right edge of * the screen. * Besides the above WA fix the similar problem, where planes other * than the cursor ending less than 4 pixels from the left edge of the * screen may cause FIFO underflow and display corruption. */ if ((IS_GEMINILAKE(dev_priv) || IS_CANNONLAKE(dev_priv)) && (crtc_x + crtc_w < 4 || crtc_x > pipe_src_w - 4)) { drm_dbg_kms(&dev_priv->drm, "requested plane X %s position %d invalid (valid range %d-%d)\n", crtc_x + crtc_w < 4 ? "end" : "start", crtc_x + crtc_w < 4 ? crtc_x + crtc_w : crtc_x, 4, pipe_src_w - 4); return -ERANGE; } return 0; } static int skl_plane_check_nv12_rotation(const struct intel_plane_state *plane_state) { const struct drm_framebuffer *fb = plane_state->hw.fb; unsigned int rotation = plane_state->hw.rotation; int src_w = drm_rect_width(&plane_state->uapi.src) >> 16; /* Display WA #1106 */ if (intel_format_info_is_yuv_semiplanar(fb->format, fb->modifier) && src_w & 3 && (rotation == DRM_MODE_ROTATE_270 || rotation == (DRM_MODE_REFLECT_X | DRM_MODE_ROTATE_90))) { DRM_DEBUG_KMS("src width must be multiple of 4 for rotated planar YUV\n"); return -EINVAL; } return 0; } static int skl_plane_max_scale(struct drm_i915_private *dev_priv, const struct drm_framebuffer *fb) { /* * We don't yet know the final source width nor * whether we can use the HQ scaler mode. Assume * the best case. * FIXME need to properly check this later. */ if (INTEL_GEN(dev_priv) >= 10 || IS_GEMINILAKE(dev_priv) || !intel_format_info_is_yuv_semiplanar(fb->format, fb->modifier)) return 0x30000 - 1; else return 0x20000 - 1; } static int skl_plane_check(struct intel_crtc_state *crtc_state, struct intel_plane_state *plane_state) { struct intel_plane *plane = to_intel_plane(plane_state->uapi.plane); struct drm_i915_private *dev_priv = to_i915(plane->base.dev); const struct drm_framebuffer *fb = plane_state->hw.fb; int min_scale = DRM_PLANE_HELPER_NO_SCALING; int max_scale = DRM_PLANE_HELPER_NO_SCALING; int ret; ret = skl_plane_check_fb(crtc_state, plane_state); if (ret) return ret; /* use scaler when colorkey is not required */ if (!plane_state->ckey.flags && intel_fb_scalable(fb)) { min_scale = 1; max_scale = skl_plane_max_scale(dev_priv, fb); } ret = intel_atomic_plane_check_clipping(plane_state, crtc_state, min_scale, max_scale, true); if (ret) return ret; ret = skl_check_plane_surface(plane_state); if (ret) return ret; if (!plane_state->uapi.visible) return 0; ret = skl_plane_check_dst_coordinates(crtc_state, plane_state); if (ret) return ret; ret = intel_plane_check_src_coordinates(plane_state); if (ret) return ret; ret = skl_plane_check_nv12_rotation(plane_state); if (ret) return ret; /* HW only has 8 bits pixel precision, disable plane if invisible */ if (!(plane_state->hw.alpha >> 8)) plane_state->uapi.visible = false; plane_state->ctl = skl_plane_ctl(crtc_state, plane_state); if (INTEL_GEN(dev_priv) >= 10 || IS_GEMINILAKE(dev_priv)) plane_state->color_ctl = glk_plane_color_ctl(crtc_state, plane_state); if (intel_format_info_is_yuv_semiplanar(fb->format, fb->modifier) && icl_is_hdr_plane(dev_priv, plane->id)) /* Enable and use MPEG-2 chroma siting */ plane_state->cus_ctl = PLANE_CUS_ENABLE | PLANE_CUS_HPHASE_0 | PLANE_CUS_VPHASE_SIGN_NEGATIVE | PLANE_CUS_VPHASE_0_25; else plane_state->cus_ctl = 0; return 0; } static bool has_dst_key_in_primary_plane(struct drm_i915_private *dev_priv) { return INTEL_GEN(dev_priv) >= 9; } static void intel_plane_set_ckey(struct intel_plane_state *plane_state, const struct drm_intel_sprite_colorkey *set) { struct intel_plane *plane = to_intel_plane(plane_state->uapi.plane); struct drm_i915_private *dev_priv = to_i915(plane->base.dev); struct drm_intel_sprite_colorkey *key = &plane_state->ckey; *key = *set; /* * We want src key enabled on the * sprite and not on the primary. */ if (plane->id == PLANE_PRIMARY && set->flags & I915_SET_COLORKEY_SOURCE) key->flags = 0; /* * On SKL+ we want dst key enabled on * the primary and not on the sprite. */ if (INTEL_GEN(dev_priv) >= 9 && plane->id != PLANE_PRIMARY && set->flags & I915_SET_COLORKEY_DESTINATION) key->flags = 0; } int intel_sprite_set_colorkey_ioctl(struct drm_device *dev, void *data, struct drm_file *file_priv) { struct drm_i915_private *dev_priv = to_i915(dev); struct drm_intel_sprite_colorkey *set = data; struct drm_plane *plane; struct drm_plane_state *plane_state; struct drm_atomic_state *state; struct drm_modeset_acquire_ctx ctx; int ret = 0; /* ignore the pointless "none" flag */ set->flags &= ~I915_SET_COLORKEY_NONE; if (set->flags & ~(I915_SET_COLORKEY_DESTINATION | I915_SET_COLORKEY_SOURCE)) return -EINVAL; /* Make sure we don't try to enable both src & dest simultaneously */ if ((set->flags & (I915_SET_COLORKEY_DESTINATION | I915_SET_COLORKEY_SOURCE)) == (I915_SET_COLORKEY_DESTINATION | I915_SET_COLORKEY_SOURCE)) return -EINVAL; if ((IS_VALLEYVIEW(dev_priv) || IS_CHERRYVIEW(dev_priv)) && set->flags & I915_SET_COLORKEY_DESTINATION) return -EINVAL; plane = drm_plane_find(dev, file_priv, set->plane_id); if (!plane || plane->type != DRM_PLANE_TYPE_OVERLAY) return -ENOENT; /* * SKL+ only plane 2 can do destination keying against plane 1. * Also multiple planes can't do destination keying on the same * pipe simultaneously. */ if (INTEL_GEN(dev_priv) >= 9 && to_intel_plane(plane)->id >= PLANE_SPRITE1 && set->flags & I915_SET_COLORKEY_DESTINATION) return -EINVAL; drm_modeset_acquire_init(&ctx, 0); state = drm_atomic_state_alloc(plane->dev); if (!state) { ret = -ENOMEM; goto out; } state->acquire_ctx = &ctx; while (1) { plane_state = drm_atomic_get_plane_state(state, plane); ret = PTR_ERR_OR_ZERO(plane_state); if (!ret) intel_plane_set_ckey(to_intel_plane_state(plane_state), set); /* * On some platforms we have to configure * the dst colorkey on the primary plane. */ if (!ret && has_dst_key_in_primary_plane(dev_priv)) { struct intel_crtc *crtc = intel_get_crtc_for_pipe(dev_priv, to_intel_plane(plane)->pipe); plane_state = drm_atomic_get_plane_state(state, crtc->base.primary); ret = PTR_ERR_OR_ZERO(plane_state); if (!ret) intel_plane_set_ckey(to_intel_plane_state(plane_state), set); } if (!ret) ret = drm_atomic_commit(state); if (ret != -EDEADLK) break; drm_atomic_state_clear(state); drm_modeset_backoff(&ctx); } drm_atomic_state_put(state); out: drm_modeset_drop_locks(&ctx); drm_modeset_acquire_fini(&ctx); return ret; } static const u32 g4x_plane_formats[] = { DRM_FORMAT_XRGB8888, DRM_FORMAT_YUYV, DRM_FORMAT_YVYU, DRM_FORMAT_UYVY, DRM_FORMAT_VYUY, }; static const u64 i9xx_plane_format_modifiers[] = { I915_FORMAT_MOD_X_TILED, DRM_FORMAT_MOD_LINEAR, DRM_FORMAT_MOD_INVALID }; static const u32 snb_plane_formats[] = { DRM_FORMAT_XRGB8888, DRM_FORMAT_XBGR8888, DRM_FORMAT_XRGB2101010, DRM_FORMAT_XBGR2101010, DRM_FORMAT_XRGB16161616F, DRM_FORMAT_XBGR16161616F, DRM_FORMAT_YUYV, DRM_FORMAT_YVYU, DRM_FORMAT_UYVY, DRM_FORMAT_VYUY, }; static const u32 vlv_plane_formats[] = { DRM_FORMAT_C8, DRM_FORMAT_RGB565, DRM_FORMAT_XRGB8888, DRM_FORMAT_XBGR8888, DRM_FORMAT_ARGB8888, DRM_FORMAT_ABGR8888, DRM_FORMAT_XBGR2101010, DRM_FORMAT_ABGR2101010, DRM_FORMAT_YUYV, DRM_FORMAT_YVYU, DRM_FORMAT_UYVY, DRM_FORMAT_VYUY, }; static const u32 chv_pipe_b_sprite_formats[] = { DRM_FORMAT_C8, DRM_FORMAT_RGB565, DRM_FORMAT_XRGB8888, DRM_FORMAT_XBGR8888, DRM_FORMAT_ARGB8888, DRM_FORMAT_ABGR8888, DRM_FORMAT_XRGB2101010, DRM_FORMAT_XBGR2101010, DRM_FORMAT_ARGB2101010, DRM_FORMAT_ABGR2101010, DRM_FORMAT_YUYV, DRM_FORMAT_YVYU, DRM_FORMAT_UYVY, DRM_FORMAT_VYUY, }; static const u32 skl_plane_formats[] = { DRM_FORMAT_C8, DRM_FORMAT_RGB565, DRM_FORMAT_XRGB8888, DRM_FORMAT_XBGR8888, DRM_FORMAT_ARGB8888, DRM_FORMAT_ABGR8888, DRM_FORMAT_XRGB2101010, DRM_FORMAT_XBGR2101010, DRM_FORMAT_XRGB16161616F, DRM_FORMAT_XBGR16161616F, DRM_FORMAT_YUYV, DRM_FORMAT_YVYU, DRM_FORMAT_UYVY, DRM_FORMAT_VYUY, DRM_FORMAT_XYUV8888, }; static const u32 skl_planar_formats[] = { DRM_FORMAT_C8, DRM_FORMAT_RGB565, DRM_FORMAT_XRGB8888, DRM_FORMAT_XBGR8888, DRM_FORMAT_ARGB8888, DRM_FORMAT_ABGR8888, DRM_FORMAT_XRGB2101010, DRM_FORMAT_XBGR2101010, DRM_FORMAT_XRGB16161616F, DRM_FORMAT_XBGR16161616F, DRM_FORMAT_YUYV, DRM_FORMAT_YVYU, DRM_FORMAT_UYVY, DRM_FORMAT_VYUY, DRM_FORMAT_NV12, DRM_FORMAT_XYUV8888, }; static const u32 glk_planar_formats[] = { DRM_FORMAT_C8, DRM_FORMAT_RGB565, DRM_FORMAT_XRGB8888, DRM_FORMAT_XBGR8888, DRM_FORMAT_ARGB8888, DRM_FORMAT_ABGR8888, DRM_FORMAT_XRGB2101010, DRM_FORMAT_XBGR2101010, DRM_FORMAT_XRGB16161616F, DRM_FORMAT_XBGR16161616F, DRM_FORMAT_YUYV, DRM_FORMAT_YVYU, DRM_FORMAT_UYVY, DRM_FORMAT_VYUY, DRM_FORMAT_NV12, DRM_FORMAT_XYUV8888, DRM_FORMAT_P010, DRM_FORMAT_P012, DRM_FORMAT_P016, }; static const u32 icl_sdr_y_plane_formats[] = { DRM_FORMAT_C8, DRM_FORMAT_RGB565, DRM_FORMAT_XRGB8888, DRM_FORMAT_XBGR8888, DRM_FORMAT_ARGB8888, DRM_FORMAT_ABGR8888, DRM_FORMAT_XRGB2101010, DRM_FORMAT_XBGR2101010, DRM_FORMAT_ARGB2101010, DRM_FORMAT_ABGR2101010, DRM_FORMAT_YUYV, DRM_FORMAT_YVYU, DRM_FORMAT_UYVY, DRM_FORMAT_VYUY, DRM_FORMAT_Y210, DRM_FORMAT_Y212, DRM_FORMAT_Y216, DRM_FORMAT_XYUV8888, DRM_FORMAT_XVYU2101010, DRM_FORMAT_XVYU12_16161616, DRM_FORMAT_XVYU16161616, }; static const u32 icl_sdr_uv_plane_formats[] = { DRM_FORMAT_C8, DRM_FORMAT_RGB565, DRM_FORMAT_XRGB8888, DRM_FORMAT_XBGR8888, DRM_FORMAT_ARGB8888, DRM_FORMAT_ABGR8888, DRM_FORMAT_XRGB2101010, DRM_FORMAT_XBGR2101010, DRM_FORMAT_ARGB2101010, DRM_FORMAT_ABGR2101010, DRM_FORMAT_YUYV, DRM_FORMAT_YVYU, DRM_FORMAT_UYVY, DRM_FORMAT_VYUY, DRM_FORMAT_NV12, DRM_FORMAT_P010, DRM_FORMAT_P012, DRM_FORMAT_P016, DRM_FORMAT_Y210, DRM_FORMAT_Y212, DRM_FORMAT_Y216, DRM_FORMAT_XYUV8888, DRM_FORMAT_XVYU2101010, DRM_FORMAT_XVYU12_16161616, DRM_FORMAT_XVYU16161616, }; static const u32 icl_hdr_plane_formats[] = { DRM_FORMAT_C8, DRM_FORMAT_RGB565, DRM_FORMAT_XRGB8888, DRM_FORMAT_XBGR8888, DRM_FORMAT_ARGB8888, DRM_FORMAT_ABGR8888, DRM_FORMAT_XRGB2101010, DRM_FORMAT_XBGR2101010, DRM_FORMAT_ARGB2101010, DRM_FORMAT_ABGR2101010, DRM_FORMAT_XRGB16161616F, DRM_FORMAT_XBGR16161616F, DRM_FORMAT_ARGB16161616F, DRM_FORMAT_ABGR16161616F, DRM_FORMAT_YUYV, DRM_FORMAT_YVYU, DRM_FORMAT_UYVY, DRM_FORMAT_VYUY, DRM_FORMAT_NV12, DRM_FORMAT_P010, DRM_FORMAT_P012, DRM_FORMAT_P016, DRM_FORMAT_Y210, DRM_FORMAT_Y212, DRM_FORMAT_Y216, DRM_FORMAT_XYUV8888, DRM_FORMAT_XVYU2101010, DRM_FORMAT_XVYU12_16161616, DRM_FORMAT_XVYU16161616, }; static const u64 skl_plane_format_modifiers_noccs[] = { I915_FORMAT_MOD_Yf_TILED, I915_FORMAT_MOD_Y_TILED, I915_FORMAT_MOD_X_TILED, DRM_FORMAT_MOD_LINEAR, DRM_FORMAT_MOD_INVALID }; static const u64 skl_plane_format_modifiers_ccs[] = { I915_FORMAT_MOD_Yf_TILED_CCS, I915_FORMAT_MOD_Y_TILED_CCS, I915_FORMAT_MOD_Yf_TILED, I915_FORMAT_MOD_Y_TILED, I915_FORMAT_MOD_X_TILED, DRM_FORMAT_MOD_LINEAR, DRM_FORMAT_MOD_INVALID }; static const u64 gen12_plane_format_modifiers_mc_ccs[] = { I915_FORMAT_MOD_Y_TILED_GEN12_MC_CCS, I915_FORMAT_MOD_Y_TILED_GEN12_RC_CCS, I915_FORMAT_MOD_Y_TILED, I915_FORMAT_MOD_X_TILED, DRM_FORMAT_MOD_LINEAR, DRM_FORMAT_MOD_INVALID }; static const u64 gen12_plane_format_modifiers_rc_ccs[] = { I915_FORMAT_MOD_Y_TILED_GEN12_RC_CCS, I915_FORMAT_MOD_Y_TILED, I915_FORMAT_MOD_X_TILED, DRM_FORMAT_MOD_LINEAR, DRM_FORMAT_MOD_INVALID }; static bool g4x_sprite_format_mod_supported(struct drm_plane *_plane, u32 format, u64 modifier) { switch (modifier) { case DRM_FORMAT_MOD_LINEAR: case I915_FORMAT_MOD_X_TILED: break; default: return false; } switch (format) { case DRM_FORMAT_XRGB8888: case DRM_FORMAT_YUYV: case DRM_FORMAT_YVYU: case DRM_FORMAT_UYVY: case DRM_FORMAT_VYUY: if (modifier == DRM_FORMAT_MOD_LINEAR || modifier == I915_FORMAT_MOD_X_TILED) return true; fallthrough; default: return false; } } static bool snb_sprite_format_mod_supported(struct drm_plane *_plane, u32 format, u64 modifier) { switch (modifier) { case DRM_FORMAT_MOD_LINEAR: case I915_FORMAT_MOD_X_TILED: break; default: return false; } switch (format) { case DRM_FORMAT_XRGB8888: case DRM_FORMAT_XBGR8888: case DRM_FORMAT_XRGB2101010: case DRM_FORMAT_XBGR2101010: case DRM_FORMAT_XRGB16161616F: case DRM_FORMAT_XBGR16161616F: case DRM_FORMAT_YUYV: case DRM_FORMAT_YVYU: case DRM_FORMAT_UYVY: case DRM_FORMAT_VYUY: if (modifier == DRM_FORMAT_MOD_LINEAR || modifier == I915_FORMAT_MOD_X_TILED) return true; fallthrough; default: return false; } } static bool vlv_sprite_format_mod_supported(struct drm_plane *_plane, u32 format, u64 modifier) { switch (modifier) { case DRM_FORMAT_MOD_LINEAR: case I915_FORMAT_MOD_X_TILED: break; default: return false; } switch (format) { case DRM_FORMAT_C8: case DRM_FORMAT_RGB565: case DRM_FORMAT_ABGR8888: case DRM_FORMAT_ARGB8888: case DRM_FORMAT_XBGR8888: case DRM_FORMAT_XRGB8888: case DRM_FORMAT_XBGR2101010: case DRM_FORMAT_ABGR2101010: case DRM_FORMAT_XRGB2101010: case DRM_FORMAT_ARGB2101010: case DRM_FORMAT_YUYV: case DRM_FORMAT_YVYU: case DRM_FORMAT_UYVY: case DRM_FORMAT_VYUY: if (modifier == DRM_FORMAT_MOD_LINEAR || modifier == I915_FORMAT_MOD_X_TILED) return true; fallthrough; default: return false; } } static bool skl_plane_format_mod_supported(struct drm_plane *_plane, u32 format, u64 modifier) { struct intel_plane *plane = to_intel_plane(_plane); switch (modifier) { case DRM_FORMAT_MOD_LINEAR: case I915_FORMAT_MOD_X_TILED: case I915_FORMAT_MOD_Y_TILED: case I915_FORMAT_MOD_Yf_TILED: break; case I915_FORMAT_MOD_Y_TILED_CCS: case I915_FORMAT_MOD_Yf_TILED_CCS: if (!plane->has_ccs) return false; break; default: return false; } switch (format) { case DRM_FORMAT_XRGB8888: case DRM_FORMAT_XBGR8888: case DRM_FORMAT_ARGB8888: case DRM_FORMAT_ABGR8888: if (is_ccs_modifier(modifier)) return true; fallthrough; case DRM_FORMAT_RGB565: case DRM_FORMAT_XRGB2101010: case DRM_FORMAT_XBGR2101010: case DRM_FORMAT_ARGB2101010: case DRM_FORMAT_ABGR2101010: case DRM_FORMAT_YUYV: case DRM_FORMAT_YVYU: case DRM_FORMAT_UYVY: case DRM_FORMAT_VYUY: case DRM_FORMAT_NV12: case DRM_FORMAT_XYUV8888: case DRM_FORMAT_P010: case DRM_FORMAT_P012: case DRM_FORMAT_P016: case DRM_FORMAT_XVYU2101010: if (modifier == I915_FORMAT_MOD_Yf_TILED) return true; fallthrough; case DRM_FORMAT_C8: case DRM_FORMAT_XBGR16161616F: case DRM_FORMAT_ABGR16161616F: case DRM_FORMAT_XRGB16161616F: case DRM_FORMAT_ARGB16161616F: case DRM_FORMAT_Y210: case DRM_FORMAT_Y212: case DRM_FORMAT_Y216: case DRM_FORMAT_XVYU12_16161616: case DRM_FORMAT_XVYU16161616: if (modifier == DRM_FORMAT_MOD_LINEAR || modifier == I915_FORMAT_MOD_X_TILED || modifier == I915_FORMAT_MOD_Y_TILED) return true; fallthrough; default: return false; } } static bool gen12_plane_supports_mc_ccs(struct drm_i915_private *dev_priv, enum plane_id plane_id) { /* Wa_14010477008:tgl[a0..c0],rkl[all],dg1[all] */ if (IS_DG1(dev_priv) || IS_ROCKETLAKE(dev_priv) || IS_TGL_DISP_REVID(dev_priv, TGL_REVID_A0, TGL_REVID_C0)) return false; return plane_id < PLANE_SPRITE4; } static bool gen12_plane_format_mod_supported(struct drm_plane *_plane, u32 format, u64 modifier) { struct drm_i915_private *dev_priv = to_i915(_plane->dev); struct intel_plane *plane = to_intel_plane(_plane); switch (modifier) { case I915_FORMAT_MOD_Y_TILED_GEN12_MC_CCS: if (!gen12_plane_supports_mc_ccs(dev_priv, plane->id)) return false; fallthrough; case DRM_FORMAT_MOD_LINEAR: case I915_FORMAT_MOD_X_TILED: case I915_FORMAT_MOD_Y_TILED: case I915_FORMAT_MOD_Y_TILED_GEN12_RC_CCS: break; default: return false; } switch (format) { case DRM_FORMAT_XRGB8888: case DRM_FORMAT_XBGR8888: case DRM_FORMAT_ARGB8888: case DRM_FORMAT_ABGR8888: if (is_ccs_modifier(modifier)) return true; fallthrough; case DRM_FORMAT_YUYV: case DRM_FORMAT_YVYU: case DRM_FORMAT_UYVY: case DRM_FORMAT_VYUY: case DRM_FORMAT_NV12: case DRM_FORMAT_XYUV8888: case DRM_FORMAT_P010: case DRM_FORMAT_P012: case DRM_FORMAT_P016: if (modifier == I915_FORMAT_MOD_Y_TILED_GEN12_MC_CCS) return true; fallthrough; case DRM_FORMAT_RGB565: case DRM_FORMAT_XRGB2101010: case DRM_FORMAT_XBGR2101010: case DRM_FORMAT_ARGB2101010: case DRM_FORMAT_ABGR2101010: case DRM_FORMAT_XVYU2101010: case DRM_FORMAT_C8: case DRM_FORMAT_XBGR16161616F: case DRM_FORMAT_ABGR16161616F: case DRM_FORMAT_XRGB16161616F: case DRM_FORMAT_ARGB16161616F: case DRM_FORMAT_Y210: case DRM_FORMAT_Y212: case DRM_FORMAT_Y216: case DRM_FORMAT_XVYU12_16161616: case DRM_FORMAT_XVYU16161616: if (modifier == DRM_FORMAT_MOD_LINEAR || modifier == I915_FORMAT_MOD_X_TILED || modifier == I915_FORMAT_MOD_Y_TILED) return true; fallthrough; default: return false; } } static const struct drm_plane_funcs g4x_sprite_funcs = { .update_plane = drm_atomic_helper_update_plane, .disable_plane = drm_atomic_helper_disable_plane, .destroy = intel_plane_destroy, .atomic_duplicate_state = intel_plane_duplicate_state, .atomic_destroy_state = intel_plane_destroy_state, .format_mod_supported = g4x_sprite_format_mod_supported, }; static const struct drm_plane_funcs snb_sprite_funcs = { .update_plane = drm_atomic_helper_update_plane, .disable_plane = drm_atomic_helper_disable_plane, .destroy = intel_plane_destroy, .atomic_duplicate_state = intel_plane_duplicate_state, .atomic_destroy_state = intel_plane_destroy_state, .format_mod_supported = snb_sprite_format_mod_supported, }; static const struct drm_plane_funcs vlv_sprite_funcs = { .update_plane = drm_atomic_helper_update_plane, .disable_plane = drm_atomic_helper_disable_plane, .destroy = intel_plane_destroy, .atomic_duplicate_state = intel_plane_duplicate_state, .atomic_destroy_state = intel_plane_destroy_state, .format_mod_supported = vlv_sprite_format_mod_supported, }; static const struct drm_plane_funcs skl_plane_funcs = { .update_plane = drm_atomic_helper_update_plane, .disable_plane = drm_atomic_helper_disable_plane, .destroy = intel_plane_destroy, .atomic_duplicate_state = intel_plane_duplicate_state, .atomic_destroy_state = intel_plane_destroy_state, .format_mod_supported = skl_plane_format_mod_supported, }; static const struct drm_plane_funcs gen12_plane_funcs = { .update_plane = drm_atomic_helper_update_plane, .disable_plane = drm_atomic_helper_disable_plane, .destroy = intel_plane_destroy, .atomic_duplicate_state = intel_plane_duplicate_state, .atomic_destroy_state = intel_plane_destroy_state, .format_mod_supported = gen12_plane_format_mod_supported, }; static bool skl_plane_has_fbc(struct drm_i915_private *dev_priv, enum pipe pipe, enum plane_id plane_id) { if (!HAS_FBC(dev_priv)) return false; return pipe == PIPE_A && plane_id == PLANE_PRIMARY; } static bool skl_plane_has_planar(struct drm_i915_private *dev_priv, enum pipe pipe, enum plane_id plane_id) { /* Display WA #0870: skl, bxt */ if (IS_SKYLAKE(dev_priv) || IS_BROXTON(dev_priv)) return false; if (IS_GEN(dev_priv, 9) && !IS_GEMINILAKE(dev_priv) && pipe == PIPE_C) return false; if (plane_id != PLANE_PRIMARY && plane_id != PLANE_SPRITE0) return false; return true; } static const u32 *skl_get_plane_formats(struct drm_i915_private *dev_priv, enum pipe pipe, enum plane_id plane_id, int *num_formats) { if (skl_plane_has_planar(dev_priv, pipe, plane_id)) { *num_formats = ARRAY_SIZE(skl_planar_formats); return skl_planar_formats; } else { *num_formats = ARRAY_SIZE(skl_plane_formats); return skl_plane_formats; } } static const u32 *glk_get_plane_formats(struct drm_i915_private *dev_priv, enum pipe pipe, enum plane_id plane_id, int *num_formats) { if (skl_plane_has_planar(dev_priv, pipe, plane_id)) { *num_formats = ARRAY_SIZE(glk_planar_formats); return glk_planar_formats; } else { *num_formats = ARRAY_SIZE(skl_plane_formats); return skl_plane_formats; } } static const u32 *icl_get_plane_formats(struct drm_i915_private *dev_priv, enum pipe pipe, enum plane_id plane_id, int *num_formats) { if (icl_is_hdr_plane(dev_priv, plane_id)) { *num_formats = ARRAY_SIZE(icl_hdr_plane_formats); return icl_hdr_plane_formats; } else if (icl_is_nv12_y_plane(dev_priv, plane_id)) { *num_formats = ARRAY_SIZE(icl_sdr_y_plane_formats); return icl_sdr_y_plane_formats; } else { *num_formats = ARRAY_SIZE(icl_sdr_uv_plane_formats); return icl_sdr_uv_plane_formats; } } static const u64 *gen12_get_plane_modifiers(struct drm_i915_private *dev_priv, enum plane_id plane_id) { if (gen12_plane_supports_mc_ccs(dev_priv, plane_id)) return gen12_plane_format_modifiers_mc_ccs; else return gen12_plane_format_modifiers_rc_ccs; } static bool skl_plane_has_ccs(struct drm_i915_private *dev_priv, enum pipe pipe, enum plane_id plane_id) { if (plane_id == PLANE_CURSOR) return false; if (INTEL_GEN(dev_priv) >= 10) return true; if (IS_GEMINILAKE(dev_priv)) return pipe != PIPE_C; return pipe != PIPE_C && (plane_id == PLANE_PRIMARY || plane_id == PLANE_SPRITE0); } struct intel_plane * skl_universal_plane_create(struct drm_i915_private *dev_priv, enum pipe pipe, enum plane_id plane_id) { const struct drm_plane_funcs *plane_funcs; struct intel_plane *plane; enum drm_plane_type plane_type; unsigned int supported_rotations; unsigned int supported_csc; const u64 *modifiers; const u32 *formats; int num_formats; int ret; plane = intel_plane_alloc(); if (IS_ERR(plane)) return plane; plane->pipe = pipe; plane->id = plane_id; plane->frontbuffer_bit = INTEL_FRONTBUFFER(pipe, plane_id); plane->has_fbc = skl_plane_has_fbc(dev_priv, pipe, plane_id); if (plane->has_fbc) { struct intel_fbc *fbc = &dev_priv->fbc; fbc->possible_framebuffer_bits |= plane->frontbuffer_bit; } if (INTEL_GEN(dev_priv) >= 11) { plane->min_width = icl_plane_min_width; plane->max_width = icl_plane_max_width; plane->max_height = icl_plane_max_height; } else if (INTEL_GEN(dev_priv) >= 10 || IS_GEMINILAKE(dev_priv)) { plane->max_width = glk_plane_max_width; plane->max_height = skl_plane_max_height; } else { plane->max_width = skl_plane_max_width; plane->max_height = skl_plane_max_height; } plane->max_stride = skl_plane_max_stride; plane->update_plane = skl_update_plane; plane->disable_plane = skl_disable_plane; plane->get_hw_state = skl_plane_get_hw_state; plane->check_plane = skl_plane_check; plane->min_cdclk = skl_plane_min_cdclk; plane->async_flip = skl_plane_async_flip; if (INTEL_GEN(dev_priv) >= 11) formats = icl_get_plane_formats(dev_priv, pipe, plane_id, &num_formats); else if (INTEL_GEN(dev_priv) >= 10 || IS_GEMINILAKE(dev_priv)) formats = glk_get_plane_formats(dev_priv, pipe, plane_id, &num_formats); else formats = skl_get_plane_formats(dev_priv, pipe, plane_id, &num_formats); plane->has_ccs = skl_plane_has_ccs(dev_priv, pipe, plane_id); if (INTEL_GEN(dev_priv) >= 12) { modifiers = gen12_get_plane_modifiers(dev_priv, plane_id); plane_funcs = &gen12_plane_funcs; } else { if (plane->has_ccs) modifiers = skl_plane_format_modifiers_ccs; else modifiers = skl_plane_format_modifiers_noccs; plane_funcs = &skl_plane_funcs; } if (plane_id == PLANE_PRIMARY) plane_type = DRM_PLANE_TYPE_PRIMARY; else plane_type = DRM_PLANE_TYPE_OVERLAY; ret = drm_universal_plane_init(&dev_priv->drm, &plane->base, 0, plane_funcs, formats, num_formats, modifiers, plane_type, "plane %d%c", plane_id + 1, pipe_name(pipe)); if (ret) goto fail; supported_rotations = DRM_MODE_ROTATE_0 | DRM_MODE_ROTATE_90 | DRM_MODE_ROTATE_180 | DRM_MODE_ROTATE_270; if (INTEL_GEN(dev_priv) >= 10) supported_rotations |= DRM_MODE_REFLECT_X; drm_plane_create_rotation_property(&plane->base, DRM_MODE_ROTATE_0, supported_rotations); supported_csc = BIT(DRM_COLOR_YCBCR_BT601) | BIT(DRM_COLOR_YCBCR_BT709); if (INTEL_GEN(dev_priv) >= 10 || IS_GEMINILAKE(dev_priv)) supported_csc |= BIT(DRM_COLOR_YCBCR_BT2020); drm_plane_create_color_properties(&plane->base, supported_csc, BIT(DRM_COLOR_YCBCR_LIMITED_RANGE) | BIT(DRM_COLOR_YCBCR_FULL_RANGE), DRM_COLOR_YCBCR_BT709, DRM_COLOR_YCBCR_LIMITED_RANGE); drm_plane_create_alpha_property(&plane->base); drm_plane_create_blend_mode_property(&plane->base, BIT(DRM_MODE_BLEND_PIXEL_NONE) | BIT(DRM_MODE_BLEND_PREMULTI) | BIT(DRM_MODE_BLEND_COVERAGE)); drm_plane_create_zpos_immutable_property(&plane->base, plane_id); if (INTEL_GEN(dev_priv) >= 12) drm_plane_enable_fb_damage_clips(&plane->base); if (INTEL_GEN(dev_priv) >= 10) drm_plane_create_scaling_filter_property(&plane->base, BIT(DRM_SCALING_FILTER_DEFAULT) | BIT(DRM_SCALING_FILTER_NEAREST_NEIGHBOR)); drm_plane_helper_add(&plane->base, &intel_plane_helper_funcs); return plane; fail: intel_plane_free(plane); return ERR_PTR(ret); } struct intel_plane * intel_sprite_plane_create(struct drm_i915_private *dev_priv, enum pipe pipe, int sprite) { struct intel_plane *plane; const struct drm_plane_funcs *plane_funcs; unsigned int supported_rotations; const u64 *modifiers; const u32 *formats; int num_formats; int ret, zpos; if (INTEL_GEN(dev_priv) >= 9) return skl_universal_plane_create(dev_priv, pipe, PLANE_SPRITE0 + sprite); plane = intel_plane_alloc(); if (IS_ERR(plane)) return plane; if (IS_VALLEYVIEW(dev_priv) || IS_CHERRYVIEW(dev_priv)) { plane->max_stride = i9xx_plane_max_stride; plane->update_plane = vlv_update_plane; plane->disable_plane = vlv_disable_plane; plane->get_hw_state = vlv_plane_get_hw_state; plane->check_plane = vlv_sprite_check; plane->min_cdclk = vlv_plane_min_cdclk; if (IS_CHERRYVIEW(dev_priv) && pipe == PIPE_B) { formats = chv_pipe_b_sprite_formats; num_formats = ARRAY_SIZE(chv_pipe_b_sprite_formats); } else { formats = vlv_plane_formats; num_formats = ARRAY_SIZE(vlv_plane_formats); } modifiers = i9xx_plane_format_modifiers; plane_funcs = &vlv_sprite_funcs; } else if (INTEL_GEN(dev_priv) >= 7) { plane->max_stride = g4x_sprite_max_stride; plane->update_plane = ivb_update_plane; plane->disable_plane = ivb_disable_plane; plane->get_hw_state = ivb_plane_get_hw_state; plane->check_plane = g4x_sprite_check; if (IS_BROADWELL(dev_priv) || IS_HASWELL(dev_priv)) plane->min_cdclk = hsw_plane_min_cdclk; else plane->min_cdclk = ivb_sprite_min_cdclk; formats = snb_plane_formats; num_formats = ARRAY_SIZE(snb_plane_formats); modifiers = i9xx_plane_format_modifiers; plane_funcs = &snb_sprite_funcs; } else { plane->max_stride = g4x_sprite_max_stride; plane->update_plane = g4x_update_plane; plane->disable_plane = g4x_disable_plane; plane->get_hw_state = g4x_plane_get_hw_state; plane->check_plane = g4x_sprite_check; plane->min_cdclk = g4x_sprite_min_cdclk; modifiers = i9xx_plane_format_modifiers; if (IS_GEN(dev_priv, 6)) { formats = snb_plane_formats; num_formats = ARRAY_SIZE(snb_plane_formats); plane_funcs = &snb_sprite_funcs; } else { formats = g4x_plane_formats; num_formats = ARRAY_SIZE(g4x_plane_formats); plane_funcs = &g4x_sprite_funcs; } } if (IS_CHERRYVIEW(dev_priv) && pipe == PIPE_B) { supported_rotations = DRM_MODE_ROTATE_0 | DRM_MODE_ROTATE_180 | DRM_MODE_REFLECT_X; } else { supported_rotations = DRM_MODE_ROTATE_0 | DRM_MODE_ROTATE_180; } plane->pipe = pipe; plane->id = PLANE_SPRITE0 + sprite; plane->frontbuffer_bit = INTEL_FRONTBUFFER(pipe, plane->id); ret = drm_universal_plane_init(&dev_priv->drm, &plane->base, 0, plane_funcs, formats, num_formats, modifiers, DRM_PLANE_TYPE_OVERLAY, "sprite %c", sprite_name(pipe, sprite)); if (ret) goto fail; drm_plane_create_rotation_property(&plane->base, DRM_MODE_ROTATE_0, supported_rotations); drm_plane_create_color_properties(&plane->base, BIT(DRM_COLOR_YCBCR_BT601) | BIT(DRM_COLOR_YCBCR_BT709), BIT(DRM_COLOR_YCBCR_LIMITED_RANGE) | BIT(DRM_COLOR_YCBCR_FULL_RANGE), DRM_COLOR_YCBCR_BT709, DRM_COLOR_YCBCR_LIMITED_RANGE); zpos = sprite + 1; drm_plane_create_zpos_immutable_property(&plane->base, zpos); drm_plane_helper_add(&plane->base, &intel_plane_helper_funcs); return plane; fail: intel_plane_free(plane); return ERR_PTR(ret); }