116216333SThomas Gleixner // SPDX-License-Identifier: GPL-2.0-or-later
257ac3b05SIke Panhc /*
3a4b5a279SIke Panhc * ideapad-laptop.c - Lenovo IdeaPad ACPI Extras
457ac3b05SIke Panhc *
557ac3b05SIke Panhc * Copyright © 2010 Intel Corporation
657ac3b05SIke Panhc * Copyright © 2010 David Woodhouse <dwmw2@infradead.org>
757ac3b05SIke Panhc */
857ac3b05SIke Panhc
99ab23989SJoe Perches #define pr_fmt(fmt) KBUILD_MODNAME ": " fmt
109ab23989SJoe Perches
118b48463fSLv Zheng #include <linux/acpi.h>
127d38f034SBarnabás Pőcze #include <linux/backlight.h>
13ecaa1867SStuart Hayhurst #include <linux/bitfield.h>
140c4915b6SBarnabás Pőcze #include <linux/bitops.h>
15503325f8SBarnabás Pőcze #include <linux/bug.h>
167d38f034SBarnabás Pőcze #include <linux/debugfs.h>
177d38f034SBarnabás Pőcze #include <linux/device.h>
187d38f034SBarnabás Pőcze #include <linux/dmi.h>
197d38f034SBarnabás Pőcze #include <linux/fb.h>
207d38f034SBarnabás Pőcze #include <linux/i8042.h>
217d38f034SBarnabás Pőcze #include <linux/init.h>
22f63409aeSIke Panhc #include <linux/input.h>
23f63409aeSIke Panhc #include <linux/input/sparse-keymap.h>
247d38f034SBarnabás Pőcze #include <linux/kernel.h>
25503325f8SBarnabás Pőcze #include <linux/leds.h>
267d38f034SBarnabás Pőcze #include <linux/module.h>
277d38f034SBarnabás Pőcze #include <linux/platform_device.h>
287d38f034SBarnabás Pőcze #include <linux/platform_profile.h>
297d38f034SBarnabás Pőcze #include <linux/rfkill.h>
30773e3206SIke Panhc #include <linux/seq_file.h>
31d6b50889SBarnabás Pőcze #include <linux/sysfs.h>
327d38f034SBarnabás Pőcze #include <linux/types.h>
33f32e0241SPhilipp Jungkamp #include <linux/wmi.h>
340de0ab9aSAndrew Kallmeyer #include "ideapad-laptop.h"
357d38f034SBarnabás Pőcze
3626bff5f0SHans de Goede #include <acpi/video.h>
3757ac3b05SIke Panhc
38503325f8SBarnabás Pőcze #include <dt-bindings/leds/common.h>
39503325f8SBarnabás Pőcze
4065c7713aSBarnabás Pőcze #define IDEAPAD_RFKILL_DEV_NUM 3
4157ac3b05SIke Panhc
422be1dc21SIke Panhc enum {
430b765671SBarnabás Pőcze CFG_CAP_BT_BIT = 16,
440b765671SBarnabás Pőcze CFG_CAP_3G_BIT = 17,
450b765671SBarnabás Pőcze CFG_CAP_WIFI_BIT = 18,
460b765671SBarnabás Pőcze CFG_CAP_CAM_BIT = 19,
47be5dd7d8SEray Orçunus
48be5dd7d8SEray Orçunus /*
49be5dd7d8SEray Orçunus * These are OnScreenDisplay support bits that can be useful to determine
50be5dd7d8SEray Orçunus * whether a hotkey exists/should show OSD. But they aren't particularly
51be5dd7d8SEray Orçunus * meaningful since they were introduced later, i.e. 2010 IdeaPads
52be5dd7d8SEray Orçunus * don't have these, but they still have had OSD for hotkeys.
53be5dd7d8SEray Orçunus */
54be5dd7d8SEray Orçunus CFG_OSD_NUMLK_BIT = 27,
55be5dd7d8SEray Orçunus CFG_OSD_CAPSLK_BIT = 28,
56be5dd7d8SEray Orçunus CFG_OSD_MICMUTE_BIT = 29,
57be5dd7d8SEray Orçunus CFG_OSD_TOUCHPAD_BIT = 30,
58be5dd7d8SEray Orçunus CFG_OSD_CAM_BIT = 31,
590b765671SBarnabás Pőcze };
600b765671SBarnabás Pőcze
610b765671SBarnabás Pőcze enum {
620b765671SBarnabás Pőcze GBMD_CONSERVATION_STATE_BIT = 5,
630b765671SBarnabás Pőcze };
640b765671SBarnabás Pőcze
650b765671SBarnabás Pőcze enum {
66b09aaa3fSBarnabás Pőcze SBMC_CONSERVATION_ON = 3,
67b09aaa3fSBarnabás Pőcze SBMC_CONSERVATION_OFF = 5,
680b765671SBarnabás Pőcze };
690b765671SBarnabás Pőcze
700b765671SBarnabás Pőcze enum {
71503325f8SBarnabás Pőcze HALS_KBD_BL_SUPPORT_BIT = 4,
72503325f8SBarnabás Pőcze HALS_KBD_BL_STATE_BIT = 5,
736b49dea4SBarnabás Pőcze HALS_USB_CHARGING_SUPPORT_BIT = 6,
746b49dea4SBarnabás Pőcze HALS_USB_CHARGING_STATE_BIT = 7,
75392cbf0aSBarnabás Pőcze HALS_FNLOCK_SUPPORT_BIT = 9,
760b765671SBarnabás Pőcze HALS_FNLOCK_STATE_BIT = 10,
77392cbf0aSBarnabás Pőcze HALS_HOTKEYS_PRIMARY_BIT = 11,
780b765671SBarnabás Pőcze };
790b765671SBarnabás Pőcze
800b765671SBarnabás Pőcze enum {
81503325f8SBarnabás Pőcze SALS_KBD_BL_ON = 0x8,
82503325f8SBarnabás Pőcze SALS_KBD_BL_OFF = 0x9,
836b49dea4SBarnabás Pőcze SALS_USB_CHARGING_ON = 0xa,
846b49dea4SBarnabás Pőcze SALS_USB_CHARGING_OFF = 0xb,
850b765671SBarnabás Pőcze SALS_FNLOCK_ON = 0xe,
860b765671SBarnabás Pőcze SALS_FNLOCK_OFF = 0xf,
87ade50296SHao Wei Tee };
88ade50296SHao Wei Tee
89ecaa1867SStuart Hayhurst /*
90ecaa1867SStuart Hayhurst * These correspond to the number of supported states - 1
91ecaa1867SStuart Hayhurst * Future keyboard types may need a new system, if there's a collision
92ecaa1867SStuart Hayhurst * KBD_BL_TRISTATE_AUTO has no way to report or set the auto state
93ecaa1867SStuart Hayhurst * so it effectively has 3 states, but needs to handle 4
94ecaa1867SStuart Hayhurst */
95ecaa1867SStuart Hayhurst enum {
96ecaa1867SStuart Hayhurst KBD_BL_STANDARD = 1,
97ecaa1867SStuart Hayhurst KBD_BL_TRISTATE = 2,
98ecaa1867SStuart Hayhurst KBD_BL_TRISTATE_AUTO = 3,
99ecaa1867SStuart Hayhurst };
100ecaa1867SStuart Hayhurst
101ecaa1867SStuart Hayhurst #define KBD_BL_QUERY_TYPE 0x1
102ecaa1867SStuart Hayhurst #define KBD_BL_TRISTATE_TYPE 0x5
103ecaa1867SStuart Hayhurst #define KBD_BL_TRISTATE_AUTO_TYPE 0x7
104ecaa1867SStuart Hayhurst
105ecaa1867SStuart Hayhurst #define KBD_BL_COMMAND_GET 0x2
106ecaa1867SStuart Hayhurst #define KBD_BL_COMMAND_SET 0x3
107ecaa1867SStuart Hayhurst #define KBD_BL_COMMAND_TYPE GENMASK(7, 4)
108ecaa1867SStuart Hayhurst
109ecaa1867SStuart Hayhurst #define KBD_BL_GET_BRIGHTNESS GENMASK(15, 1)
110ecaa1867SStuart Hayhurst #define KBD_BL_SET_BRIGHTNESS GENMASK(19, 16)
111ecaa1867SStuart Hayhurst
112ecaa1867SStuart Hayhurst #define KBD_BL_KBLC_CHANGED_EVENT 12
113ecaa1867SStuart Hayhurst
114eabe5339SJiaxun Yang struct ideapad_dytc_priv {
115eabe5339SJiaxun Yang enum platform_profile_option current_profile;
116eabe5339SJiaxun Yang struct platform_profile_handler pprof;
11765c7713aSBarnabás Pőcze struct mutex mutex; /* protects the DYTC interface */
118eabe5339SJiaxun Yang struct ideapad_private *priv;
119eabe5339SJiaxun Yang };
120eabe5339SJiaxun Yang
121331e0ea2SZhang Rui struct ideapad_rfk_priv {
122331e0ea2SZhang Rui int dev;
123331e0ea2SZhang Rui struct ideapad_private *priv;
124331e0ea2SZhang Rui };
125331e0ea2SZhang Rui
12657ac3b05SIke Panhc struct ideapad_private {
127469f6434SZhang Rui struct acpi_device *adev;
128c1f73658SIke Panhc struct rfkill *rfk[IDEAPAD_RFKILL_DEV_NUM];
129331e0ea2SZhang Rui struct ideapad_rfk_priv rfk_priv[IDEAPAD_RFKILL_DEV_NUM];
13098ee6919SIke Panhc struct platform_device *platform_device;
131f63409aeSIke Panhc struct input_dev *inputdev;
132a4ecbb8aSIke Panhc struct backlight_device *blightdev;
133eabe5339SJiaxun Yang struct ideapad_dytc_priv *dytc;
134773e3206SIke Panhc struct dentry *debug;
1353371f481SIke Panhc unsigned long cfg;
1365829f8a8SHans de Goede unsigned long r_touchpad_val;
1371c59de4aSBarnabás Pőcze struct {
1381c59de4aSBarnabás Pőcze bool conservation_mode : 1;
1391c59de4aSBarnabás Pőcze bool dytc : 1;
1401c59de4aSBarnabás Pőcze bool fan_mode : 1;
1411c59de4aSBarnabás Pőcze bool fn_lock : 1;
14281a5603aSArnav Rawat bool set_fn_lock_led : 1;
1431c59de4aSBarnabás Pőcze bool hw_rfkill_switch : 1;
144503325f8SBarnabás Pőcze bool kbd_bl : 1;
1451c59de4aSBarnabás Pőcze bool touchpad_ctrl_via_ec : 1;
146c69e7d84SHans de Goede bool ctrl_ps2_aux_port : 1;
1476b49dea4SBarnabás Pőcze bool usb_charging : 1;
1481c59de4aSBarnabás Pőcze } features;
149503325f8SBarnabás Pőcze struct {
150503325f8SBarnabás Pőcze bool initialized;
151ecaa1867SStuart Hayhurst int type;
152503325f8SBarnabás Pőcze struct led_classdev led;
153503325f8SBarnabás Pőcze unsigned int last_brightness;
154503325f8SBarnabás Pőcze } kbd_bl;
15557ac3b05SIke Panhc };
15657ac3b05SIke Panhc
157bfa97b7dSIke Panhc static bool no_bt_rfkill;
158bfa97b7dSIke Panhc module_param(no_bt_rfkill, bool, 0444);
159bfa97b7dSIke Panhc MODULE_PARM_DESC(no_bt_rfkill, "No rfkill for bluetooth.");
160bfa97b7dSIke Panhc
161a27a1e35SHans de Goede static bool allow_v4_dytc;
162a27a1e35SHans de Goede module_param(allow_v4_dytc, bool, 0444);
163b44fd994SHans de Goede MODULE_PARM_DESC(allow_v4_dytc,
164b44fd994SHans de Goede "Enable DYTC version 4 platform-profile support. "
165b44fd994SHans de Goede "If you need this please report this to: platform-driver-x86@vger.kernel.org");
166b44fd994SHans de Goede
167b44fd994SHans de Goede static bool hw_rfkill_switch;
168b44fd994SHans de Goede module_param(hw_rfkill_switch, bool, 0444);
169b44fd994SHans de Goede MODULE_PARM_DESC(hw_rfkill_switch,
170b44fd994SHans de Goede "Enable rfkill support for laptops with a hw on/off wifi switch/slider. "
171b44fd994SHans de Goede "If you need this please report this to: platform-driver-x86@vger.kernel.org");
172b44fd994SHans de Goede
173b44fd994SHans de Goede static bool set_fn_lock_led;
174b44fd994SHans de Goede module_param(set_fn_lock_led, bool, 0444);
175b44fd994SHans de Goede MODULE_PARM_DESC(set_fn_lock_led,
176b44fd994SHans de Goede "Enable driver based updates of the fn-lock LED on fn-lock changes. "
177b44fd994SHans de Goede "If you need this please report this to: platform-driver-x86@vger.kernel.org");
178a27a1e35SHans de Goede
179c69e7d84SHans de Goede static bool ctrl_ps2_aux_port;
180c69e7d84SHans de Goede module_param(ctrl_ps2_aux_port, bool, 0444);
181c69e7d84SHans de Goede MODULE_PARM_DESC(ctrl_ps2_aux_port,
182c69e7d84SHans de Goede "Enable driver based PS/2 aux port en-/dis-abling on touchpad on/off toggle. "
183c69e7d84SHans de Goede "If you need this please report this to: platform-driver-x86@vger.kernel.org");
184c69e7d84SHans de Goede
185301e0d76SHans de Goede static bool touchpad_ctrl_via_ec;
186301e0d76SHans de Goede module_param(touchpad_ctrl_via_ec, bool, 0444);
187301e0d76SHans de Goede MODULE_PARM_DESC(touchpad_ctrl_via_ec,
188301e0d76SHans de Goede "Enable registering a 'touchpad' sysfs-attribute which can be used to manually "
189301e0d76SHans de Goede "tell the EC to enable/disable the touchpad. This may not work on all models.");
190301e0d76SHans de Goede
19157ac3b05SIke Panhc /*
192f32e0241SPhilipp Jungkamp * shared data
193f32e0241SPhilipp Jungkamp */
194f32e0241SPhilipp Jungkamp
195f32e0241SPhilipp Jungkamp static struct ideapad_private *ideapad_shared;
196f32e0241SPhilipp Jungkamp static DEFINE_MUTEX(ideapad_shared_mutex);
197f32e0241SPhilipp Jungkamp
ideapad_shared_init(struct ideapad_private * priv)198f32e0241SPhilipp Jungkamp static int ideapad_shared_init(struct ideapad_private *priv)
199f32e0241SPhilipp Jungkamp {
200f32e0241SPhilipp Jungkamp int ret;
201f32e0241SPhilipp Jungkamp
202f32e0241SPhilipp Jungkamp mutex_lock(&ideapad_shared_mutex);
203f32e0241SPhilipp Jungkamp
204f32e0241SPhilipp Jungkamp if (!ideapad_shared) {
205f32e0241SPhilipp Jungkamp ideapad_shared = priv;
206f32e0241SPhilipp Jungkamp ret = 0;
207f32e0241SPhilipp Jungkamp } else {
208f32e0241SPhilipp Jungkamp dev_warn(&priv->adev->dev, "found multiple platform devices\n");
209f32e0241SPhilipp Jungkamp ret = -EINVAL;
210f32e0241SPhilipp Jungkamp }
211f32e0241SPhilipp Jungkamp
212f32e0241SPhilipp Jungkamp mutex_unlock(&ideapad_shared_mutex);
213f32e0241SPhilipp Jungkamp
214f32e0241SPhilipp Jungkamp return ret;
215f32e0241SPhilipp Jungkamp }
216f32e0241SPhilipp Jungkamp
ideapad_shared_exit(struct ideapad_private * priv)217f32e0241SPhilipp Jungkamp static void ideapad_shared_exit(struct ideapad_private *priv)
218f32e0241SPhilipp Jungkamp {
219f32e0241SPhilipp Jungkamp mutex_lock(&ideapad_shared_mutex);
220f32e0241SPhilipp Jungkamp
221f32e0241SPhilipp Jungkamp if (ideapad_shared == priv)
222f32e0241SPhilipp Jungkamp ideapad_shared = NULL;
223f32e0241SPhilipp Jungkamp
224f32e0241SPhilipp Jungkamp mutex_unlock(&ideapad_shared_mutex);
225f32e0241SPhilipp Jungkamp }
226f32e0241SPhilipp Jungkamp
227f32e0241SPhilipp Jungkamp /*
22857ac3b05SIke Panhc * ACPI Helpers
22957ac3b05SIke Panhc */
23057ac3b05SIke Panhc
eval_int(acpi_handle handle,const char * name,unsigned long * res)231ff36b0d9SBarnabás Pőcze static int eval_int(acpi_handle handle, const char *name, unsigned long *res)
23257ac3b05SIke Panhc {
23357ac3b05SIke Panhc unsigned long long result;
234ade50296SHao Wei Tee acpi_status status;
235ade50296SHao Wei Tee
236ff36b0d9SBarnabás Pőcze status = acpi_evaluate_integer(handle, (char *)name, NULL, &result);
237ff36b0d9SBarnabás Pőcze if (ACPI_FAILURE(status))
238ff36b0d9SBarnabás Pőcze return -EIO;
23965c7713aSBarnabás Pőcze
240ff36b0d9SBarnabás Pőcze *res = result;
24165c7713aSBarnabás Pőcze
242ff36b0d9SBarnabás Pőcze return 0;
243ff36b0d9SBarnabás Pőcze }
244ff36b0d9SBarnabás Pőcze
exec_simple_method(acpi_handle handle,const char * name,unsigned long arg)245ff36b0d9SBarnabás Pőcze static int exec_simple_method(acpi_handle handle, const char *name, unsigned long arg)
246ff36b0d9SBarnabás Pőcze {
247ff36b0d9SBarnabás Pőcze acpi_status status = acpi_execute_simple_method(handle, (char *)name, arg);
248ff36b0d9SBarnabás Pőcze
2497be193e3SBarnabás Pőcze return ACPI_FAILURE(status) ? -EIO : 0;
250ade50296SHao Wei Tee }
251ade50296SHao Wei Tee
eval_gbmd(acpi_handle handle,unsigned long * res)252ff36b0d9SBarnabás Pőcze static int eval_gbmd(acpi_handle handle, unsigned long *res)
253eabe5339SJiaxun Yang {
254ff36b0d9SBarnabás Pőcze return eval_int(handle, "GBMD", res);
255ff36b0d9SBarnabás Pőcze }
256ff36b0d9SBarnabás Pőcze
exec_sbmc(acpi_handle handle,unsigned long arg)257b09aaa3fSBarnabás Pőcze static int exec_sbmc(acpi_handle handle, unsigned long arg)
258ff36b0d9SBarnabás Pőcze {
259b09aaa3fSBarnabás Pőcze return exec_simple_method(handle, "SBMC", arg);
260ff36b0d9SBarnabás Pőcze }
261ff36b0d9SBarnabás Pőcze
eval_hals(acpi_handle handle,unsigned long * res)262ff36b0d9SBarnabás Pőcze static int eval_hals(acpi_handle handle, unsigned long *res)
263ff36b0d9SBarnabás Pőcze {
264ff36b0d9SBarnabás Pőcze return eval_int(handle, "HALS", res);
265ff36b0d9SBarnabás Pőcze }
266ff36b0d9SBarnabás Pőcze
exec_sals(acpi_handle handle,unsigned long arg)267ff36b0d9SBarnabás Pőcze static int exec_sals(acpi_handle handle, unsigned long arg)
268ff36b0d9SBarnabás Pőcze {
269ff36b0d9SBarnabás Pőcze return exec_simple_method(handle, "SALS", arg);
270ff36b0d9SBarnabás Pőcze }
271ff36b0d9SBarnabás Pőcze
exec_kblc(acpi_handle handle,unsigned long arg)272ecaa1867SStuart Hayhurst static int exec_kblc(acpi_handle handle, unsigned long arg)
273ecaa1867SStuart Hayhurst {
274ecaa1867SStuart Hayhurst return exec_simple_method(handle, "KBLC", arg);
275ecaa1867SStuart Hayhurst }
276ecaa1867SStuart Hayhurst
eval_kblc(acpi_handle handle,unsigned long cmd,unsigned long * res)277ecaa1867SStuart Hayhurst static int eval_kblc(acpi_handle handle, unsigned long cmd, unsigned long *res)
278ecaa1867SStuart Hayhurst {
279ecaa1867SStuart Hayhurst return eval_int_with_arg(handle, "KBLC", cmd, res);
280ecaa1867SStuart Hayhurst }
281ecaa1867SStuart Hayhurst
eval_dytc(acpi_handle handle,unsigned long cmd,unsigned long * res)282ff36b0d9SBarnabás Pőcze static int eval_dytc(acpi_handle handle, unsigned long cmd, unsigned long *res)
28357ac3b05SIke Panhc {
284ff36b0d9SBarnabás Pőcze return eval_int_with_arg(handle, "DYTC", cmd, res);
28557ac3b05SIke Panhc }
28657ac3b05SIke Panhc
287a4b5a279SIke Panhc /*
288773e3206SIke Panhc * debugfs
289773e3206SIke Panhc */
debugfs_status_show(struct seq_file * s,void * data)290773e3206SIke Panhc static int debugfs_status_show(struct seq_file *s, void *data)
291773e3206SIke Panhc {
292331e0ea2SZhang Rui struct ideapad_private *priv = s->private;
293773e3206SIke Panhc unsigned long value;
294773e3206SIke Panhc
295331e0ea2SZhang Rui if (!read_ec_data(priv->adev->handle, VPCCMD_R_BL_MAX, &value))
2967553390dSBarnabás Pőcze seq_printf(s, "Backlight max: %lu\n", value);
297331e0ea2SZhang Rui if (!read_ec_data(priv->adev->handle, VPCCMD_R_BL, &value))
2987553390dSBarnabás Pőcze seq_printf(s, "Backlight now: %lu\n", value);
299331e0ea2SZhang Rui if (!read_ec_data(priv->adev->handle, VPCCMD_R_BL_POWER, &value))
3007553390dSBarnabás Pőcze seq_printf(s, "BL power value: %s (%lu)\n", value ? "on" : "off", value);
30165c7713aSBarnabás Pőcze
302ade50296SHao Wei Tee seq_puts(s, "=====================\n");
303ade50296SHao Wei Tee
3047553390dSBarnabás Pőcze if (!read_ec_data(priv->adev->handle, VPCCMD_R_RF, &value))
3057553390dSBarnabás Pőcze seq_printf(s, "Radio status: %s (%lu)\n", value ? "on" : "off", value);
3067553390dSBarnabás Pőcze if (!read_ec_data(priv->adev->handle, VPCCMD_R_WIFI, &value))
3077553390dSBarnabás Pőcze seq_printf(s, "Wifi status: %s (%lu)\n", value ? "on" : "off", value);
3087553390dSBarnabás Pőcze if (!read_ec_data(priv->adev->handle, VPCCMD_R_BT, &value))
3097553390dSBarnabás Pőcze seq_printf(s, "BT status: %s (%lu)\n", value ? "on" : "off", value);
3107553390dSBarnabás Pőcze if (!read_ec_data(priv->adev->handle, VPCCMD_R_3G, &value))
3117553390dSBarnabás Pőcze seq_printf(s, "3G status: %s (%lu)\n", value ? "on" : "off", value);
31265c7713aSBarnabás Pőcze
3137553390dSBarnabás Pőcze seq_puts(s, "=====================\n");
3147553390dSBarnabás Pőcze
3157553390dSBarnabás Pőcze if (!read_ec_data(priv->adev->handle, VPCCMD_R_TOUCHPAD, &value))
3167553390dSBarnabás Pőcze seq_printf(s, "Touchpad status: %s (%lu)\n", value ? "on" : "off", value);
3177553390dSBarnabás Pőcze if (!read_ec_data(priv->adev->handle, VPCCMD_R_CAMERA, &value))
3187553390dSBarnabás Pőcze seq_printf(s, "Camera status: %s (%lu)\n", value ? "on" : "off", value);
31965c7713aSBarnabás Pőcze
3207553390dSBarnabás Pőcze seq_puts(s, "=====================\n");
3217553390dSBarnabás Pőcze
3227553390dSBarnabás Pőcze if (!eval_gbmd(priv->adev->handle, &value))
3237553390dSBarnabás Pőcze seq_printf(s, "GBMD: %#010lx\n", value);
3247553390dSBarnabás Pőcze if (!eval_hals(priv->adev->handle, &value))
3257553390dSBarnabás Pőcze seq_printf(s, "HALS: %#010lx\n", value);
326773e3206SIke Panhc
327773e3206SIke Panhc return 0;
328773e3206SIke Panhc }
329334c4efdSAndy Shevchenko DEFINE_SHOW_ATTRIBUTE(debugfs_status);
330773e3206SIke Panhc
debugfs_cfg_show(struct seq_file * s,void * data)331773e3206SIke Panhc static int debugfs_cfg_show(struct seq_file *s, void *data)
332773e3206SIke Panhc {
333331e0ea2SZhang Rui struct ideapad_private *priv = s->private;
334331e0ea2SZhang Rui
33518227424SBarnabás Pőcze seq_printf(s, "_CFG: %#010lx\n\n", priv->cfg);
33618227424SBarnabás Pőcze
33718227424SBarnabás Pőcze seq_puts(s, "Capabilities:");
3380b765671SBarnabás Pőcze if (test_bit(CFG_CAP_BT_BIT, &priv->cfg))
33918227424SBarnabás Pőcze seq_puts(s, " bluetooth");
3400b765671SBarnabás Pőcze if (test_bit(CFG_CAP_3G_BIT, &priv->cfg))
34118227424SBarnabás Pőcze seq_puts(s, " 3G");
3420b765671SBarnabás Pőcze if (test_bit(CFG_CAP_WIFI_BIT, &priv->cfg))
34318227424SBarnabás Pőcze seq_puts(s, " wifi");
3440b765671SBarnabás Pőcze if (test_bit(CFG_CAP_CAM_BIT, &priv->cfg))
34518227424SBarnabás Pőcze seq_puts(s, " camera");
34618227424SBarnabás Pőcze seq_puts(s, "\n");
34718227424SBarnabás Pőcze
348be5dd7d8SEray Orçunus seq_puts(s, "OSD support:");
349be5dd7d8SEray Orçunus if (test_bit(CFG_OSD_NUMLK_BIT, &priv->cfg))
350be5dd7d8SEray Orçunus seq_puts(s, " num-lock");
351be5dd7d8SEray Orçunus if (test_bit(CFG_OSD_CAPSLK_BIT, &priv->cfg))
352be5dd7d8SEray Orçunus seq_puts(s, " caps-lock");
353be5dd7d8SEray Orçunus if (test_bit(CFG_OSD_MICMUTE_BIT, &priv->cfg))
354be5dd7d8SEray Orçunus seq_puts(s, " mic-mute");
355be5dd7d8SEray Orçunus if (test_bit(CFG_OSD_TOUCHPAD_BIT, &priv->cfg))
356be5dd7d8SEray Orçunus seq_puts(s, " touchpad");
357be5dd7d8SEray Orçunus if (test_bit(CFG_OSD_CAM_BIT, &priv->cfg))
358be5dd7d8SEray Orçunus seq_puts(s, " camera");
359be5dd7d8SEray Orçunus seq_puts(s, "\n");
360be5dd7d8SEray Orçunus
36118227424SBarnabás Pőcze seq_puts(s, "Graphics: ");
36218227424SBarnabás Pőcze switch (priv->cfg & 0x700) {
363773e3206SIke Panhc case 0x100:
36418227424SBarnabás Pőcze seq_puts(s, "Intel");
365773e3206SIke Panhc break;
366773e3206SIke Panhc case 0x200:
36718227424SBarnabás Pőcze seq_puts(s, "ATI");
368773e3206SIke Panhc break;
369773e3206SIke Panhc case 0x300:
37018227424SBarnabás Pőcze seq_puts(s, "Nvidia");
371773e3206SIke Panhc break;
372773e3206SIke Panhc case 0x400:
37318227424SBarnabás Pőcze seq_puts(s, "Intel and ATI");
374773e3206SIke Panhc break;
375773e3206SIke Panhc case 0x500:
37618227424SBarnabás Pőcze seq_puts(s, "Intel and Nvidia");
377773e3206SIke Panhc break;
378773e3206SIke Panhc }
37918227424SBarnabás Pőcze seq_puts(s, "\n");
380e1a39a44SBarnabás Pőcze
381773e3206SIke Panhc return 0;
382773e3206SIke Panhc }
383334c4efdSAndy Shevchenko DEFINE_SHOW_ATTRIBUTE(debugfs_cfg);
384773e3206SIke Panhc
ideapad_debugfs_init(struct ideapad_private * priv)38517f1bf38SGreg Kroah-Hartman static void ideapad_debugfs_init(struct ideapad_private *priv)
386773e3206SIke Panhc {
38717f1bf38SGreg Kroah-Hartman struct dentry *dir;
388773e3206SIke Panhc
38917f1bf38SGreg Kroah-Hartman dir = debugfs_create_dir("ideapad", NULL);
39017f1bf38SGreg Kroah-Hartman priv->debug = dir;
391773e3206SIke Panhc
39265c7713aSBarnabás Pőcze debugfs_create_file("cfg", 0444, dir, priv, &debugfs_cfg_fops);
39365c7713aSBarnabás Pőcze debugfs_create_file("status", 0444, dir, priv, &debugfs_status_fops);
394773e3206SIke Panhc }
395773e3206SIke Panhc
ideapad_debugfs_exit(struct ideapad_private * priv)396773e3206SIke Panhc static void ideapad_debugfs_exit(struct ideapad_private *priv)
397773e3206SIke Panhc {
398773e3206SIke Panhc debugfs_remove_recursive(priv->debug);
399773e3206SIke Panhc priv->debug = NULL;
400773e3206SIke Panhc }
401773e3206SIke Panhc
402773e3206SIke Panhc /*
4033371f481SIke Panhc * sysfs
404a4b5a279SIke Panhc */
camera_power_show(struct device * dev,struct device_attribute * attr,char * buf)40565c7713aSBarnabás Pőcze static ssize_t camera_power_show(struct device *dev,
40657ac3b05SIke Panhc struct device_attribute *attr,
40757ac3b05SIke Panhc char *buf)
40857ac3b05SIke Panhc {
409331e0ea2SZhang Rui struct ideapad_private *priv = dev_get_drvdata(dev);
41065c7713aSBarnabás Pőcze unsigned long result;
411c81f2410SBarnabás Pőcze int err;
41257ac3b05SIke Panhc
413c81f2410SBarnabás Pőcze err = read_ec_data(priv->adev->handle, VPCCMD_R_CAMERA, &result);
414c81f2410SBarnabás Pőcze if (err)
415c81f2410SBarnabás Pőcze return err;
41665c7713aSBarnabás Pőcze
41700641c08SBarnabás Pőcze return sysfs_emit(buf, "%d\n", !!result);
41857ac3b05SIke Panhc }
41957ac3b05SIke Panhc
camera_power_store(struct device * dev,struct device_attribute * attr,const char * buf,size_t count)42065c7713aSBarnabás Pőcze static ssize_t camera_power_store(struct device *dev,
42157ac3b05SIke Panhc struct device_attribute *attr,
42257ac3b05SIke Panhc const char *buf, size_t count)
42357ac3b05SIke Panhc {
424331e0ea2SZhang Rui struct ideapad_private *priv = dev_get_drvdata(dev);
42500641c08SBarnabás Pőcze bool state;
426c81f2410SBarnabás Pőcze int err;
4270c7bbeb9SMaxim Mikityanskiy
42865c7713aSBarnabás Pőcze err = kstrtobool(buf, &state);
429c81f2410SBarnabás Pőcze if (err)
430c81f2410SBarnabás Pőcze return err;
4310c7bbeb9SMaxim Mikityanskiy
43265c7713aSBarnabás Pőcze err = write_ec_cmd(priv->adev->handle, VPCCMD_W_CAMERA, state);
43365c7713aSBarnabás Pőcze if (err)
43465c7713aSBarnabás Pőcze return err;
4350c7bbeb9SMaxim Mikityanskiy
4360c7bbeb9SMaxim Mikityanskiy return count;
4370c7bbeb9SMaxim Mikityanskiy }
4380c7bbeb9SMaxim Mikityanskiy
43965c7713aSBarnabás Pőcze static DEVICE_ATTR_RW(camera_power);
44036ac0d43SRitesh Raj Sarraf
conservation_mode_show(struct device * dev,struct device_attribute * attr,char * buf)441ade50296SHao Wei Tee static ssize_t conservation_mode_show(struct device *dev,
442ade50296SHao Wei Tee struct device_attribute *attr,
443ade50296SHao Wei Tee char *buf)
444ade50296SHao Wei Tee {
445ade50296SHao Wei Tee struct ideapad_private *priv = dev_get_drvdata(dev);
446ade50296SHao Wei Tee unsigned long result;
447c81f2410SBarnabás Pőcze int err;
448ade50296SHao Wei Tee
449ff36b0d9SBarnabás Pőcze err = eval_gbmd(priv->adev->handle, &result);
450c81f2410SBarnabás Pőcze if (err)
451c81f2410SBarnabás Pőcze return err;
45265c7713aSBarnabás Pőcze
4530b765671SBarnabás Pőcze return sysfs_emit(buf, "%d\n", !!test_bit(GBMD_CONSERVATION_STATE_BIT, &result));
454ade50296SHao Wei Tee }
455ade50296SHao Wei Tee
conservation_mode_store(struct device * dev,struct device_attribute * attr,const char * buf,size_t count)456ade50296SHao Wei Tee static ssize_t conservation_mode_store(struct device *dev,
457ade50296SHao Wei Tee struct device_attribute *attr,
458ade50296SHao Wei Tee const char *buf, size_t count)
459ade50296SHao Wei Tee {
460ade50296SHao Wei Tee struct ideapad_private *priv = dev_get_drvdata(dev);
461ade50296SHao Wei Tee bool state;
46265c7713aSBarnabás Pőcze int err;
463ade50296SHao Wei Tee
46465c7713aSBarnabás Pőcze err = kstrtobool(buf, &state);
46565c7713aSBarnabás Pőcze if (err)
46665c7713aSBarnabás Pőcze return err;
467ade50296SHao Wei Tee
468b09aaa3fSBarnabás Pőcze err = exec_sbmc(priv->adev->handle, state ? SBMC_CONSERVATION_ON : SBMC_CONSERVATION_OFF);
46965c7713aSBarnabás Pőcze if (err)
47065c7713aSBarnabás Pőcze return err;
47165c7713aSBarnabás Pőcze
472ade50296SHao Wei Tee return count;
473ade50296SHao Wei Tee }
474ade50296SHao Wei Tee
475ade50296SHao Wei Tee static DEVICE_ATTR_RW(conservation_mode);
476ade50296SHao Wei Tee
fan_mode_show(struct device * dev,struct device_attribute * attr,char * buf)47765c7713aSBarnabás Pőcze static ssize_t fan_mode_show(struct device *dev,
47865c7713aSBarnabás Pőcze struct device_attribute *attr,
47965c7713aSBarnabás Pőcze char *buf)
48065c7713aSBarnabás Pőcze {
48165c7713aSBarnabás Pőcze struct ideapad_private *priv = dev_get_drvdata(dev);
48265c7713aSBarnabás Pőcze unsigned long result;
48365c7713aSBarnabás Pőcze int err;
48465c7713aSBarnabás Pőcze
48565c7713aSBarnabás Pőcze err = read_ec_data(priv->adev->handle, VPCCMD_R_FAN, &result);
48665c7713aSBarnabás Pőcze if (err)
48765c7713aSBarnabás Pőcze return err;
48865c7713aSBarnabás Pőcze
48965c7713aSBarnabás Pőcze return sysfs_emit(buf, "%lu\n", result);
49065c7713aSBarnabás Pőcze }
49165c7713aSBarnabás Pőcze
fan_mode_store(struct device * dev,struct device_attribute * attr,const char * buf,size_t count)49265c7713aSBarnabás Pőcze static ssize_t fan_mode_store(struct device *dev,
49365c7713aSBarnabás Pőcze struct device_attribute *attr,
49465c7713aSBarnabás Pőcze const char *buf, size_t count)
49565c7713aSBarnabás Pőcze {
49665c7713aSBarnabás Pőcze struct ideapad_private *priv = dev_get_drvdata(dev);
49765c7713aSBarnabás Pőcze unsigned int state;
49865c7713aSBarnabás Pőcze int err;
49965c7713aSBarnabás Pőcze
50065c7713aSBarnabás Pőcze err = kstrtouint(buf, 0, &state);
50165c7713aSBarnabás Pőcze if (err)
50265c7713aSBarnabás Pőcze return err;
50365c7713aSBarnabás Pőcze
50465c7713aSBarnabás Pőcze if (state > 4 || state == 3)
50565c7713aSBarnabás Pőcze return -EINVAL;
50665c7713aSBarnabás Pőcze
50765c7713aSBarnabás Pőcze err = write_ec_cmd(priv->adev->handle, VPCCMD_W_FAN, state);
50865c7713aSBarnabás Pőcze if (err)
50965c7713aSBarnabás Pőcze return err;
51065c7713aSBarnabás Pőcze
51165c7713aSBarnabás Pőcze return count;
51265c7713aSBarnabás Pőcze }
51365c7713aSBarnabás Pőcze
51465c7713aSBarnabás Pőcze static DEVICE_ATTR_RW(fan_mode);
51565c7713aSBarnabás Pőcze
fn_lock_show(struct device * dev,struct device_attribute * attr,char * buf)51640760717SOleg Keri static ssize_t fn_lock_show(struct device *dev,
51740760717SOleg Keri struct device_attribute *attr,
51840760717SOleg Keri char *buf)
51940760717SOleg Keri {
52040760717SOleg Keri struct ideapad_private *priv = dev_get_drvdata(dev);
521ff36b0d9SBarnabás Pőcze unsigned long hals;
52265c7713aSBarnabás Pőcze int err;
52340760717SOleg Keri
52465c7713aSBarnabás Pőcze err = eval_hals(priv->adev->handle, &hals);
52565c7713aSBarnabás Pőcze if (err)
52665c7713aSBarnabás Pőcze return err;
52740760717SOleg Keri
528ff36b0d9SBarnabás Pőcze return sysfs_emit(buf, "%d\n", !!test_bit(HALS_FNLOCK_STATE_BIT, &hals));
52940760717SOleg Keri }
53040760717SOleg Keri
fn_lock_store(struct device * dev,struct device_attribute * attr,const char * buf,size_t count)53140760717SOleg Keri static ssize_t fn_lock_store(struct device *dev,
53240760717SOleg Keri struct device_attribute *attr,
53340760717SOleg Keri const char *buf, size_t count)
53440760717SOleg Keri {
53540760717SOleg Keri struct ideapad_private *priv = dev_get_drvdata(dev);
53640760717SOleg Keri bool state;
53765c7713aSBarnabás Pőcze int err;
53840760717SOleg Keri
53965c7713aSBarnabás Pőcze err = kstrtobool(buf, &state);
54065c7713aSBarnabás Pőcze if (err)
54165c7713aSBarnabás Pőcze return err;
54240760717SOleg Keri
54365c7713aSBarnabás Pőcze err = exec_sals(priv->adev->handle, state ? SALS_FNLOCK_ON : SALS_FNLOCK_OFF);
54465c7713aSBarnabás Pőcze if (err)
54565c7713aSBarnabás Pőcze return err;
54665c7713aSBarnabás Pőcze
54740760717SOleg Keri return count;
54840760717SOleg Keri }
54940760717SOleg Keri
55040760717SOleg Keri static DEVICE_ATTR_RW(fn_lock);
55140760717SOleg Keri
touchpad_show(struct device * dev,struct device_attribute * attr,char * buf)55265c7713aSBarnabás Pőcze static ssize_t touchpad_show(struct device *dev,
55365c7713aSBarnabás Pőcze struct device_attribute *attr,
55465c7713aSBarnabás Pőcze char *buf)
55565c7713aSBarnabás Pőcze {
55665c7713aSBarnabás Pőcze struct ideapad_private *priv = dev_get_drvdata(dev);
55765c7713aSBarnabás Pőcze unsigned long result;
55865c7713aSBarnabás Pőcze int err;
55965c7713aSBarnabás Pőcze
56065c7713aSBarnabás Pőcze err = read_ec_data(priv->adev->handle, VPCCMD_R_TOUCHPAD, &result);
56165c7713aSBarnabás Pőcze if (err)
56265c7713aSBarnabás Pőcze return err;
56365c7713aSBarnabás Pőcze
5645829f8a8SHans de Goede priv->r_touchpad_val = result;
5655829f8a8SHans de Goede
56665c7713aSBarnabás Pőcze return sysfs_emit(buf, "%d\n", !!result);
56765c7713aSBarnabás Pőcze }
56865c7713aSBarnabás Pőcze
touchpad_store(struct device * dev,struct device_attribute * attr,const char * buf,size_t count)56965c7713aSBarnabás Pőcze static ssize_t touchpad_store(struct device *dev,
57065c7713aSBarnabás Pőcze struct device_attribute *attr,
57165c7713aSBarnabás Pőcze const char *buf, size_t count)
57265c7713aSBarnabás Pőcze {
57365c7713aSBarnabás Pőcze struct ideapad_private *priv = dev_get_drvdata(dev);
57465c7713aSBarnabás Pőcze bool state;
57565c7713aSBarnabás Pőcze int err;
57665c7713aSBarnabás Pőcze
57765c7713aSBarnabás Pőcze err = kstrtobool(buf, &state);
57865c7713aSBarnabás Pőcze if (err)
57965c7713aSBarnabás Pőcze return err;
58065c7713aSBarnabás Pőcze
58165c7713aSBarnabás Pőcze err = write_ec_cmd(priv->adev->handle, VPCCMD_W_TOUCHPAD, state);
58265c7713aSBarnabás Pőcze if (err)
58365c7713aSBarnabás Pőcze return err;
58465c7713aSBarnabás Pőcze
5855829f8a8SHans de Goede priv->r_touchpad_val = state;
5865829f8a8SHans de Goede
58765c7713aSBarnabás Pőcze return count;
58865c7713aSBarnabás Pőcze }
58965c7713aSBarnabás Pőcze
59065c7713aSBarnabás Pőcze static DEVICE_ATTR_RW(touchpad);
59140760717SOleg Keri
usb_charging_show(struct device * dev,struct device_attribute * attr,char * buf)5926b49dea4SBarnabás Pőcze static ssize_t usb_charging_show(struct device *dev,
5936b49dea4SBarnabás Pőcze struct device_attribute *attr,
5946b49dea4SBarnabás Pőcze char *buf)
5956b49dea4SBarnabás Pőcze {
5966b49dea4SBarnabás Pőcze struct ideapad_private *priv = dev_get_drvdata(dev);
5976b49dea4SBarnabás Pőcze unsigned long hals;
5986b49dea4SBarnabás Pőcze int err;
5996b49dea4SBarnabás Pőcze
6006b49dea4SBarnabás Pőcze err = eval_hals(priv->adev->handle, &hals);
6016b49dea4SBarnabás Pőcze if (err)
6026b49dea4SBarnabás Pőcze return err;
6036b49dea4SBarnabás Pőcze
6046b49dea4SBarnabás Pőcze return sysfs_emit(buf, "%d\n", !!test_bit(HALS_USB_CHARGING_STATE_BIT, &hals));
6056b49dea4SBarnabás Pőcze }
6066b49dea4SBarnabás Pőcze
usb_charging_store(struct device * dev,struct device_attribute * attr,const char * buf,size_t count)6076b49dea4SBarnabás Pőcze static ssize_t usb_charging_store(struct device *dev,
6086b49dea4SBarnabás Pőcze struct device_attribute *attr,
6096b49dea4SBarnabás Pőcze const char *buf, size_t count)
6106b49dea4SBarnabás Pőcze {
6116b49dea4SBarnabás Pőcze struct ideapad_private *priv = dev_get_drvdata(dev);
6126b49dea4SBarnabás Pőcze bool state;
6136b49dea4SBarnabás Pőcze int err;
6146b49dea4SBarnabás Pőcze
6156b49dea4SBarnabás Pőcze err = kstrtobool(buf, &state);
6166b49dea4SBarnabás Pőcze if (err)
6176b49dea4SBarnabás Pőcze return err;
6186b49dea4SBarnabás Pőcze
6196b49dea4SBarnabás Pőcze err = exec_sals(priv->adev->handle, state ? SALS_USB_CHARGING_ON : SALS_USB_CHARGING_OFF);
6206b49dea4SBarnabás Pőcze if (err)
6216b49dea4SBarnabás Pőcze return err;
6226b49dea4SBarnabás Pőcze
6236b49dea4SBarnabás Pőcze return count;
6246b49dea4SBarnabás Pőcze }
6256b49dea4SBarnabás Pőcze
6266b49dea4SBarnabás Pőcze static DEVICE_ATTR_RW(usb_charging);
6276b49dea4SBarnabás Pőcze
6283371f481SIke Panhc static struct attribute *ideapad_attributes[] = {
6293371f481SIke Panhc &dev_attr_camera_power.attr,
630ade50296SHao Wei Tee &dev_attr_conservation_mode.attr,
63165c7713aSBarnabás Pőcze &dev_attr_fan_mode.attr,
63240760717SOleg Keri &dev_attr_fn_lock.attr,
63365c7713aSBarnabás Pőcze &dev_attr_touchpad.attr,
6346b49dea4SBarnabás Pőcze &dev_attr_usb_charging.attr,
6353371f481SIke Panhc NULL
6363371f481SIke Panhc };
6373371f481SIke Panhc
ideapad_is_visible(struct kobject * kobj,struct attribute * attr,int idx)638587a1f16SAl Viro static umode_t ideapad_is_visible(struct kobject *kobj,
639a84511f7SIke Panhc struct attribute *attr,
640a84511f7SIke Panhc int idx)
641a84511f7SIke Panhc {
642708086b2SBarnabás Pőcze struct device *dev = kobj_to_dev(kobj);
643a84511f7SIke Panhc struct ideapad_private *priv = dev_get_drvdata(dev);
6441c59de4aSBarnabás Pőcze bool supported = true;
645a84511f7SIke Panhc
646a84511f7SIke Panhc if (attr == &dev_attr_camera_power.attr)
6470b765671SBarnabás Pőcze supported = test_bit(CFG_CAP_CAM_BIT, &priv->cfg);
6481c59de4aSBarnabás Pőcze else if (attr == &dev_attr_conservation_mode.attr)
6491c59de4aSBarnabás Pőcze supported = priv->features.conservation_mode;
6501c59de4aSBarnabás Pőcze else if (attr == &dev_attr_fan_mode.attr)
6511c59de4aSBarnabás Pőcze supported = priv->features.fan_mode;
6521c59de4aSBarnabás Pőcze else if (attr == &dev_attr_fn_lock.attr)
6531c59de4aSBarnabás Pőcze supported = priv->features.fn_lock;
6541c59de4aSBarnabás Pőcze else if (attr == &dev_attr_touchpad.attr)
65558318828SEray Orçunus supported = priv->features.touchpad_ctrl_via_ec;
6566b49dea4SBarnabás Pőcze else if (attr == &dev_attr_usb_charging.attr)
6576b49dea4SBarnabás Pőcze supported = priv->features.usb_charging;
658a84511f7SIke Panhc
659a84511f7SIke Panhc return supported ? attr->mode : 0;
660a84511f7SIke Panhc }
661a84511f7SIke Panhc
66249458e83SMathias Krause static const struct attribute_group ideapad_attribute_group = {
663a84511f7SIke Panhc .is_visible = ideapad_is_visible,
6643371f481SIke Panhc .attrs = ideapad_attributes
6653371f481SIke Panhc };
6663371f481SIke Panhc
667a4b5a279SIke Panhc /*
668eabe5339SJiaxun Yang * DYTC Platform profile
669eabe5339SJiaxun Yang */
670eabe5339SJiaxun Yang #define DYTC_CMD_QUERY 0 /* To get DYTC status - enable/revision */
671eabe5339SJiaxun Yang #define DYTC_CMD_SET 1 /* To enable/disable IC function mode */
672eabe5339SJiaxun Yang #define DYTC_CMD_GET 2 /* To get current IC function and mode */
673eabe5339SJiaxun Yang #define DYTC_CMD_RESET 0x1ff /* To reset back to default */
674eabe5339SJiaxun Yang
675eabe5339SJiaxun Yang #define DYTC_QUERY_ENABLE_BIT 8 /* Bit 8 - 0 = disabled, 1 = enabled */
676eabe5339SJiaxun Yang #define DYTC_QUERY_SUBREV_BIT 16 /* Bits 16 - 27 - sub revision */
677eabe5339SJiaxun Yang #define DYTC_QUERY_REV_BIT 28 /* Bits 28 - 31 - revision */
678eabe5339SJiaxun Yang
679eabe5339SJiaxun Yang #define DYTC_GET_FUNCTION_BIT 8 /* Bits 8-11 - function setting */
680eabe5339SJiaxun Yang #define DYTC_GET_MODE_BIT 12 /* Bits 12-15 - mode setting */
681eabe5339SJiaxun Yang
682eabe5339SJiaxun Yang #define DYTC_SET_FUNCTION_BIT 12 /* Bits 12-15 - function setting */
683eabe5339SJiaxun Yang #define DYTC_SET_MODE_BIT 16 /* Bits 16-19 - mode setting */
684eabe5339SJiaxun Yang #define DYTC_SET_VALID_BIT 20 /* Bit 20 - 1 = on, 0 = off */
685eabe5339SJiaxun Yang
686eabe5339SJiaxun Yang #define DYTC_FUNCTION_STD 0 /* Function = 0, standard mode */
687eabe5339SJiaxun Yang #define DYTC_FUNCTION_CQL 1 /* Function = 1, lap mode */
688eabe5339SJiaxun Yang #define DYTC_FUNCTION_MMC 11 /* Function = 11, desk mode */
689eabe5339SJiaxun Yang
690eabe5339SJiaxun Yang #define DYTC_MODE_PERFORM 2 /* High power mode aka performance */
691eabe5339SJiaxun Yang #define DYTC_MODE_LOW_POWER 3 /* Low power mode aka quiet */
692eabe5339SJiaxun Yang #define DYTC_MODE_BALANCE 0xF /* Default mode aka balanced */
693eabe5339SJiaxun Yang
694eabe5339SJiaxun Yang #define DYTC_SET_COMMAND(function, mode, on) \
695eabe5339SJiaxun Yang (DYTC_CMD_SET | (function) << DYTC_SET_FUNCTION_BIT | \
696eabe5339SJiaxun Yang (mode) << DYTC_SET_MODE_BIT | \
697eabe5339SJiaxun Yang (on) << DYTC_SET_VALID_BIT)
698eabe5339SJiaxun Yang
699eabe5339SJiaxun Yang #define DYTC_DISABLE_CQL DYTC_SET_COMMAND(DYTC_FUNCTION_CQL, DYTC_MODE_BALANCE, 0)
700eabe5339SJiaxun Yang
701eabe5339SJiaxun Yang #define DYTC_ENABLE_CQL DYTC_SET_COMMAND(DYTC_FUNCTION_CQL, DYTC_MODE_BALANCE, 1)
702eabe5339SJiaxun Yang
convert_dytc_to_profile(int dytcmode,enum platform_profile_option * profile)703eabe5339SJiaxun Yang static int convert_dytc_to_profile(int dytcmode, enum platform_profile_option *profile)
704eabe5339SJiaxun Yang {
705eabe5339SJiaxun Yang switch (dytcmode) {
706eabe5339SJiaxun Yang case DYTC_MODE_LOW_POWER:
707eabe5339SJiaxun Yang *profile = PLATFORM_PROFILE_LOW_POWER;
708eabe5339SJiaxun Yang break;
709eabe5339SJiaxun Yang case DYTC_MODE_BALANCE:
710eabe5339SJiaxun Yang *profile = PLATFORM_PROFILE_BALANCED;
711eabe5339SJiaxun Yang break;
712eabe5339SJiaxun Yang case DYTC_MODE_PERFORM:
713eabe5339SJiaxun Yang *profile = PLATFORM_PROFILE_PERFORMANCE;
714eabe5339SJiaxun Yang break;
715eabe5339SJiaxun Yang default: /* Unknown mode */
716eabe5339SJiaxun Yang return -EINVAL;
717eabe5339SJiaxun Yang }
71865c7713aSBarnabás Pőcze
719eabe5339SJiaxun Yang return 0;
720eabe5339SJiaxun Yang }
721eabe5339SJiaxun Yang
convert_profile_to_dytc(enum platform_profile_option profile,int * perfmode)722eabe5339SJiaxun Yang static int convert_profile_to_dytc(enum platform_profile_option profile, int *perfmode)
723eabe5339SJiaxun Yang {
724eabe5339SJiaxun Yang switch (profile) {
725eabe5339SJiaxun Yang case PLATFORM_PROFILE_LOW_POWER:
726eabe5339SJiaxun Yang *perfmode = DYTC_MODE_LOW_POWER;
727eabe5339SJiaxun Yang break;
728eabe5339SJiaxun Yang case PLATFORM_PROFILE_BALANCED:
729eabe5339SJiaxun Yang *perfmode = DYTC_MODE_BALANCE;
730eabe5339SJiaxun Yang break;
731eabe5339SJiaxun Yang case PLATFORM_PROFILE_PERFORMANCE:
732eabe5339SJiaxun Yang *perfmode = DYTC_MODE_PERFORM;
733eabe5339SJiaxun Yang break;
734eabe5339SJiaxun Yang default: /* Unknown profile */
735eabe5339SJiaxun Yang return -EOPNOTSUPP;
736eabe5339SJiaxun Yang }
73765c7713aSBarnabás Pőcze
738eabe5339SJiaxun Yang return 0;
739eabe5339SJiaxun Yang }
740eabe5339SJiaxun Yang
741eabe5339SJiaxun Yang /*
742eabe5339SJiaxun Yang * dytc_profile_get: Function to register with platform_profile
743eabe5339SJiaxun Yang * handler. Returns current platform profile.
744eabe5339SJiaxun Yang */
dytc_profile_get(struct platform_profile_handler * pprof,enum platform_profile_option * profile)74565c7713aSBarnabás Pőcze static int dytc_profile_get(struct platform_profile_handler *pprof,
746eabe5339SJiaxun Yang enum platform_profile_option *profile)
747eabe5339SJiaxun Yang {
74865c7713aSBarnabás Pőcze struct ideapad_dytc_priv *dytc = container_of(pprof, struct ideapad_dytc_priv, pprof);
749eabe5339SJiaxun Yang
750eabe5339SJiaxun Yang *profile = dytc->current_profile;
751eabe5339SJiaxun Yang return 0;
752eabe5339SJiaxun Yang }
753eabe5339SJiaxun Yang
754eabe5339SJiaxun Yang /*
755eabe5339SJiaxun Yang * Helper function - check if we are in CQL mode and if we are
756eabe5339SJiaxun Yang * - disable CQL,
757eabe5339SJiaxun Yang * - run the command
758eabe5339SJiaxun Yang * - enable CQL
759eabe5339SJiaxun Yang * If not in CQL mode, just run the command
760eabe5339SJiaxun Yang */
dytc_cql_command(struct ideapad_private * priv,unsigned long cmd,unsigned long * output)76165c7713aSBarnabás Pőcze static int dytc_cql_command(struct ideapad_private *priv, unsigned long cmd,
76265c7713aSBarnabás Pőcze unsigned long *output)
763eabe5339SJiaxun Yang {
764ff36b0d9SBarnabás Pőcze int err, cmd_err, cur_funcmode;
765eabe5339SJiaxun Yang
766eabe5339SJiaxun Yang /* Determine if we are in CQL mode. This alters the commands we do */
767ff36b0d9SBarnabás Pőcze err = eval_dytc(priv->adev->handle, DYTC_CMD_GET, output);
768eabe5339SJiaxun Yang if (err)
769eabe5339SJiaxun Yang return err;
770eabe5339SJiaxun Yang
771eabe5339SJiaxun Yang cur_funcmode = (*output >> DYTC_GET_FUNCTION_BIT) & 0xF;
772eabe5339SJiaxun Yang /* Check if we're OK to return immediately */
773ff36b0d9SBarnabás Pőcze if (cmd == DYTC_CMD_GET && cur_funcmode != DYTC_FUNCTION_CQL)
774eabe5339SJiaxun Yang return 0;
775eabe5339SJiaxun Yang
776eabe5339SJiaxun Yang if (cur_funcmode == DYTC_FUNCTION_CQL) {
777ff36b0d9SBarnabás Pőcze err = eval_dytc(priv->adev->handle, DYTC_DISABLE_CQL, NULL);
778eabe5339SJiaxun Yang if (err)
779eabe5339SJiaxun Yang return err;
780eabe5339SJiaxun Yang }
781eabe5339SJiaxun Yang
782ff36b0d9SBarnabás Pőcze cmd_err = eval_dytc(priv->adev->handle, cmd, output);
783eabe5339SJiaxun Yang /* Check return condition after we've restored CQL state */
784eabe5339SJiaxun Yang
785eabe5339SJiaxun Yang if (cur_funcmode == DYTC_FUNCTION_CQL) {
786ff36b0d9SBarnabás Pőcze err = eval_dytc(priv->adev->handle, DYTC_ENABLE_CQL, NULL);
787eabe5339SJiaxun Yang if (err)
788eabe5339SJiaxun Yang return err;
789eabe5339SJiaxun Yang }
790eabe5339SJiaxun Yang
791eabe5339SJiaxun Yang return cmd_err;
792eabe5339SJiaxun Yang }
793eabe5339SJiaxun Yang
794eabe5339SJiaxun Yang /*
795eabe5339SJiaxun Yang * dytc_profile_set: Function to register with platform_profile
796eabe5339SJiaxun Yang * handler. Sets current platform profile.
797eabe5339SJiaxun Yang */
dytc_profile_set(struct platform_profile_handler * pprof,enum platform_profile_option profile)79865c7713aSBarnabás Pőcze static int dytc_profile_set(struct platform_profile_handler *pprof,
799eabe5339SJiaxun Yang enum platform_profile_option profile)
800eabe5339SJiaxun Yang {
80165c7713aSBarnabás Pőcze struct ideapad_dytc_priv *dytc = container_of(pprof, struct ideapad_dytc_priv, pprof);
80265c7713aSBarnabás Pőcze struct ideapad_private *priv = dytc->priv;
803ff67dbd5SQiu Wenbo unsigned long output;
804eabe5339SJiaxun Yang int err;
805eabe5339SJiaxun Yang
806eabe5339SJiaxun Yang err = mutex_lock_interruptible(&dytc->mutex);
807eabe5339SJiaxun Yang if (err)
808eabe5339SJiaxun Yang return err;
809eabe5339SJiaxun Yang
810eabe5339SJiaxun Yang if (profile == PLATFORM_PROFILE_BALANCED) {
811eabe5339SJiaxun Yang /* To get back to balanced mode we just issue a reset command */
812ff36b0d9SBarnabás Pőcze err = eval_dytc(priv->adev->handle, DYTC_CMD_RESET, NULL);
813eabe5339SJiaxun Yang if (err)
814eabe5339SJiaxun Yang goto unlock;
815eabe5339SJiaxun Yang } else {
816eabe5339SJiaxun Yang int perfmode;
817eabe5339SJiaxun Yang
818eabe5339SJiaxun Yang err = convert_profile_to_dytc(profile, &perfmode);
819eabe5339SJiaxun Yang if (err)
820eabe5339SJiaxun Yang goto unlock;
821eabe5339SJiaxun Yang
822eabe5339SJiaxun Yang /* Determine if we are in CQL mode. This alters the commands we do */
82365c7713aSBarnabás Pőcze err = dytc_cql_command(priv, DYTC_SET_COMMAND(DYTC_FUNCTION_MMC, perfmode, 1),
824ff67dbd5SQiu Wenbo &output);
825eabe5339SJiaxun Yang if (err)
826eabe5339SJiaxun Yang goto unlock;
827eabe5339SJiaxun Yang }
82865c7713aSBarnabás Pőcze
829eabe5339SJiaxun Yang /* Success - update current profile */
830eabe5339SJiaxun Yang dytc->current_profile = profile;
83165c7713aSBarnabás Pőcze
832eabe5339SJiaxun Yang unlock:
833eabe5339SJiaxun Yang mutex_unlock(&dytc->mutex);
83465c7713aSBarnabás Pőcze
835eabe5339SJiaxun Yang return err;
836eabe5339SJiaxun Yang }
837eabe5339SJiaxun Yang
dytc_profile_refresh(struct ideapad_private * priv)838eabe5339SJiaxun Yang static void dytc_profile_refresh(struct ideapad_private *priv)
839eabe5339SJiaxun Yang {
840eabe5339SJiaxun Yang enum platform_profile_option profile;
841ff36b0d9SBarnabás Pőcze unsigned long output;
842ff36b0d9SBarnabás Pőcze int err, perfmode;
843eabe5339SJiaxun Yang
844eabe5339SJiaxun Yang mutex_lock(&priv->dytc->mutex);
845eabe5339SJiaxun Yang err = dytc_cql_command(priv, DYTC_CMD_GET, &output);
846eabe5339SJiaxun Yang mutex_unlock(&priv->dytc->mutex);
847eabe5339SJiaxun Yang if (err)
848eabe5339SJiaxun Yang return;
849eabe5339SJiaxun Yang
850eabe5339SJiaxun Yang perfmode = (output >> DYTC_GET_MODE_BIT) & 0xF;
85165c7713aSBarnabás Pőcze
85265c7713aSBarnabás Pőcze if (convert_dytc_to_profile(perfmode, &profile))
85365c7713aSBarnabás Pőcze return;
85465c7713aSBarnabás Pőcze
855eabe5339SJiaxun Yang if (profile != priv->dytc->current_profile) {
856eabe5339SJiaxun Yang priv->dytc->current_profile = profile;
857eabe5339SJiaxun Yang platform_profile_notify();
858eabe5339SJiaxun Yang }
859eabe5339SJiaxun Yang }
860eabe5339SJiaxun Yang
861599482c5SKelly Anderson static const struct dmi_system_id ideapad_dytc_v4_allow_table[] = {
862599482c5SKelly Anderson {
863599482c5SKelly Anderson /* Ideapad 5 Pro 16ACH6 */
864599482c5SKelly Anderson .matches = {
865599482c5SKelly Anderson DMI_MATCH(DMI_SYS_VENDOR, "LENOVO"),
866599482c5SKelly Anderson DMI_MATCH(DMI_PRODUCT_NAME, "82L5")
867599482c5SKelly Anderson }
868599482c5SKelly Anderson },
8698853e8ceSHans de Goede {
8708853e8ceSHans de Goede /* Ideapad 5 15ITL05 */
8718853e8ceSHans de Goede .matches = {
8728853e8ceSHans de Goede DMI_MATCH(DMI_SYS_VENDOR, "LENOVO"),
8738853e8ceSHans de Goede DMI_MATCH(DMI_PRODUCT_VERSION, "IdeaPad 5 15ITL05")
8748853e8ceSHans de Goede }
8758853e8ceSHans de Goede },
876599482c5SKelly Anderson {}
877599482c5SKelly Anderson };
878599482c5SKelly Anderson
ideapad_dytc_profile_init(struct ideapad_private * priv)879eabe5339SJiaxun Yang static int ideapad_dytc_profile_init(struct ideapad_private *priv)
880eabe5339SJiaxun Yang {
881ff36b0d9SBarnabás Pőcze int err, dytc_version;
882ff36b0d9SBarnabás Pőcze unsigned long output;
883eabe5339SJiaxun Yang
8841c59de4aSBarnabás Pőcze if (!priv->features.dytc)
8851c59de4aSBarnabás Pőcze return -ENODEV;
8861c59de4aSBarnabás Pőcze
887ff36b0d9SBarnabás Pőcze err = eval_dytc(priv->adev->handle, DYTC_CMD_QUERY, &output);
888eabe5339SJiaxun Yang /* For all other errors we can flag the failure */
889eabe5339SJiaxun Yang if (err)
890eabe5339SJiaxun Yang return err;
891eabe5339SJiaxun Yang
892eabe5339SJiaxun Yang /* Check DYTC is enabled and supports mode setting */
893599482c5SKelly Anderson if (!test_bit(DYTC_QUERY_ENABLE_BIT, &output)) {
894599482c5SKelly Anderson dev_info(&priv->platform_device->dev, "DYTC_QUERY_ENABLE_BIT returned false\n");
895eabe5339SJiaxun Yang return -ENODEV;
896599482c5SKelly Anderson }
897eabe5339SJiaxun Yang
898eabe5339SJiaxun Yang dytc_version = (output >> DYTC_QUERY_REV_BIT) & 0xF;
899599482c5SKelly Anderson
900a27a1e35SHans de Goede if (dytc_version < 4) {
901a27a1e35SHans de Goede dev_info(&priv->platform_device->dev, "DYTC_VERSION < 4 is not supported\n");
902eabe5339SJiaxun Yang return -ENODEV;
903599482c5SKelly Anderson }
904a27a1e35SHans de Goede
905a27a1e35SHans de Goede if (dytc_version < 5 &&
906a27a1e35SHans de Goede !(allow_v4_dytc || dmi_check_system(ideapad_dytc_v4_allow_table))) {
907a27a1e35SHans de Goede dev_info(&priv->platform_device->dev,
908a27a1e35SHans de Goede "DYTC_VERSION 4 support may not work. Pass ideapad_laptop.allow_v4_dytc=Y on the kernel commandline to enable\n");
909a27a1e35SHans de Goede return -ENODEV;
910599482c5SKelly Anderson }
911eabe5339SJiaxun Yang
91265c7713aSBarnabás Pőcze priv->dytc = kzalloc(sizeof(*priv->dytc), GFP_KERNEL);
913eabe5339SJiaxun Yang if (!priv->dytc)
914eabe5339SJiaxun Yang return -ENOMEM;
915eabe5339SJiaxun Yang
916eabe5339SJiaxun Yang mutex_init(&priv->dytc->mutex);
917eabe5339SJiaxun Yang
918eabe5339SJiaxun Yang priv->dytc->priv = priv;
919eabe5339SJiaxun Yang priv->dytc->pprof.profile_get = dytc_profile_get;
920eabe5339SJiaxun Yang priv->dytc->pprof.profile_set = dytc_profile_set;
921eabe5339SJiaxun Yang
922eabe5339SJiaxun Yang /* Setup supported modes */
923eabe5339SJiaxun Yang set_bit(PLATFORM_PROFILE_LOW_POWER, priv->dytc->pprof.choices);
924eabe5339SJiaxun Yang set_bit(PLATFORM_PROFILE_BALANCED, priv->dytc->pprof.choices);
925eabe5339SJiaxun Yang set_bit(PLATFORM_PROFILE_PERFORMANCE, priv->dytc->pprof.choices);
926eabe5339SJiaxun Yang
927eabe5339SJiaxun Yang /* Create platform_profile structure and register */
928eabe5339SJiaxun Yang err = platform_profile_register(&priv->dytc->pprof);
929eabe5339SJiaxun Yang if (err)
93065c7713aSBarnabás Pőcze goto pp_reg_failed;
931eabe5339SJiaxun Yang
932eabe5339SJiaxun Yang /* Ensure initial values are correct */
933eabe5339SJiaxun Yang dytc_profile_refresh(priv);
934eabe5339SJiaxun Yang
935eabe5339SJiaxun Yang return 0;
936eabe5339SJiaxun Yang
93765c7713aSBarnabás Pőcze pp_reg_failed:
938eabe5339SJiaxun Yang mutex_destroy(&priv->dytc->mutex);
939eabe5339SJiaxun Yang kfree(priv->dytc);
940eabe5339SJiaxun Yang priv->dytc = NULL;
94165c7713aSBarnabás Pőcze
942eabe5339SJiaxun Yang return err;
943eabe5339SJiaxun Yang }
944eabe5339SJiaxun Yang
ideapad_dytc_profile_exit(struct ideapad_private * priv)945eabe5339SJiaxun Yang static void ideapad_dytc_profile_exit(struct ideapad_private *priv)
946eabe5339SJiaxun Yang {
947eabe5339SJiaxun Yang if (!priv->dytc)
948eabe5339SJiaxun Yang return;
949eabe5339SJiaxun Yang
950eabe5339SJiaxun Yang platform_profile_remove();
951eabe5339SJiaxun Yang mutex_destroy(&priv->dytc->mutex);
952eabe5339SJiaxun Yang kfree(priv->dytc);
95365c7713aSBarnabás Pőcze
954eabe5339SJiaxun Yang priv->dytc = NULL;
955eabe5339SJiaxun Yang }
956eabe5339SJiaxun Yang
957eabe5339SJiaxun Yang /*
958a4b5a279SIke Panhc * Rfkill
959a4b5a279SIke Panhc */
960c1f73658SIke Panhc struct ideapad_rfk_data {
961c1f73658SIke Panhc char *name;
962c1f73658SIke Panhc int cfgbit;
963c1f73658SIke Panhc int opcode;
964c1f73658SIke Panhc int type;
965c1f73658SIke Panhc };
966c1f73658SIke Panhc
967b3d94d70SMathias Krause static const struct ideapad_rfk_data ideapad_rfk_data[] = {
9680b765671SBarnabás Pőcze { "ideapad_wlan", CFG_CAP_WIFI_BIT, VPCCMD_W_WIFI, RFKILL_TYPE_WLAN },
9690b765671SBarnabás Pőcze { "ideapad_bluetooth", CFG_CAP_BT_BIT, VPCCMD_W_BT, RFKILL_TYPE_BLUETOOTH },
9700b765671SBarnabás Pőcze { "ideapad_3g", CFG_CAP_3G_BIT, VPCCMD_W_3G, RFKILL_TYPE_WWAN },
971c1f73658SIke Panhc };
972c1f73658SIke Panhc
ideapad_rfk_set(void * data,bool blocked)97357ac3b05SIke Panhc static int ideapad_rfk_set(void *data, bool blocked)
97457ac3b05SIke Panhc {
975331e0ea2SZhang Rui struct ideapad_rfk_priv *priv = data;
9764b200b46SArnd Bergmann int opcode = ideapad_rfk_data[priv->dev].opcode;
97757ac3b05SIke Panhc
9784b200b46SArnd Bergmann return write_ec_cmd(priv->priv->adev->handle, opcode, !blocked);
97957ac3b05SIke Panhc }
98057ac3b05SIke Panhc
9813d59dfcdSBhumika Goyal static const struct rfkill_ops ideapad_rfk_ops = {
98257ac3b05SIke Panhc .set_block = ideapad_rfk_set,
98357ac3b05SIke Panhc };
98457ac3b05SIke Panhc
ideapad_sync_rfk_state(struct ideapad_private * priv)985923de84aSIke Panhc static void ideapad_sync_rfk_state(struct ideapad_private *priv)
98657ac3b05SIke Panhc {
987ce363c2bSHans de Goede unsigned long hw_blocked = 0;
98857ac3b05SIke Panhc int i;
98957ac3b05SIke Panhc
9901c59de4aSBarnabás Pőcze if (priv->features.hw_rfkill_switch) {
991331e0ea2SZhang Rui if (read_ec_data(priv->adev->handle, VPCCMD_R_RF, &hw_blocked))
99257ac3b05SIke Panhc return;
99357ac3b05SIke Panhc hw_blocked = !hw_blocked;
994ce363c2bSHans de Goede }
99557ac3b05SIke Panhc
996c1f73658SIke Panhc for (i = 0; i < IDEAPAD_RFKILL_DEV_NUM; i++)
99757ac3b05SIke Panhc if (priv->rfk[i])
99857ac3b05SIke Panhc rfkill_set_hw_state(priv->rfk[i], hw_blocked);
99957ac3b05SIke Panhc }
100057ac3b05SIke Panhc
ideapad_register_rfkill(struct ideapad_private * priv,int dev)100175a11f11SZhang Rui static int ideapad_register_rfkill(struct ideapad_private *priv, int dev)
100257ac3b05SIke Panhc {
100365c7713aSBarnabás Pőcze unsigned long rf_enabled;
100465c7713aSBarnabás Pőcze int err;
100557ac3b05SIke Panhc
100665c7713aSBarnabás Pőcze if (no_bt_rfkill && ideapad_rfk_data[dev].type == RFKILL_TYPE_BLUETOOTH) {
1007bfa97b7dSIke Panhc /* Force to enable bluetooth when no_bt_rfkill=1 */
100865c7713aSBarnabás Pőcze write_ec_cmd(priv->adev->handle, ideapad_rfk_data[dev].opcode, 1);
1009bfa97b7dSIke Panhc return 0;
1010bfa97b7dSIke Panhc }
101165c7713aSBarnabás Pőcze
1012331e0ea2SZhang Rui priv->rfk_priv[dev].dev = dev;
1013331e0ea2SZhang Rui priv->rfk_priv[dev].priv = priv;
1014bfa97b7dSIke Panhc
101575a11f11SZhang Rui priv->rfk[dev] = rfkill_alloc(ideapad_rfk_data[dev].name,
1016b5c37b79SZhang Rui &priv->platform_device->dev,
101775a11f11SZhang Rui ideapad_rfk_data[dev].type,
101875a11f11SZhang Rui &ideapad_rfk_ops,
1019331e0ea2SZhang Rui &priv->rfk_priv[dev]);
102057ac3b05SIke Panhc if (!priv->rfk[dev])
102157ac3b05SIke Panhc return -ENOMEM;
102257ac3b05SIke Panhc
102365c7713aSBarnabás Pőcze err = read_ec_data(priv->adev->handle, ideapad_rfk_data[dev].opcode - 1, &rf_enabled);
102465c7713aSBarnabás Pőcze if (err)
102565c7713aSBarnabás Pőcze rf_enabled = 1;
102657ac3b05SIke Panhc
102765c7713aSBarnabás Pőcze rfkill_init_sw_state(priv->rfk[dev], !rf_enabled);
102865c7713aSBarnabás Pőcze
102965c7713aSBarnabás Pőcze err = rfkill_register(priv->rfk[dev]);
103065c7713aSBarnabás Pőcze if (err)
103157ac3b05SIke Panhc rfkill_destroy(priv->rfk[dev]);
103265c7713aSBarnabás Pőcze
103365c7713aSBarnabás Pőcze return err;
103457ac3b05SIke Panhc }
103557ac3b05SIke Panhc
ideapad_unregister_rfkill(struct ideapad_private * priv,int dev)103675a11f11SZhang Rui static void ideapad_unregister_rfkill(struct ideapad_private *priv, int dev)
103757ac3b05SIke Panhc {
103857ac3b05SIke Panhc if (!priv->rfk[dev])
103957ac3b05SIke Panhc return;
104057ac3b05SIke Panhc
104157ac3b05SIke Panhc rfkill_unregister(priv->rfk[dev]);
104257ac3b05SIke Panhc rfkill_destroy(priv->rfk[dev]);
104357ac3b05SIke Panhc }
104457ac3b05SIke Panhc
104598ee6919SIke Panhc /*
104698ee6919SIke Panhc * Platform device
104798ee6919SIke Panhc */
ideapad_sysfs_init(struct ideapad_private * priv)1048b5c37b79SZhang Rui static int ideapad_sysfs_init(struct ideapad_private *priv)
104998ee6919SIke Panhc {
10508782d8d7SBarnabás Pőcze return device_add_group(&priv->platform_device->dev,
1051c9f718d0SIke Panhc &ideapad_attribute_group);
105298ee6919SIke Panhc }
105398ee6919SIke Panhc
ideapad_sysfs_exit(struct ideapad_private * priv)1054b5c37b79SZhang Rui static void ideapad_sysfs_exit(struct ideapad_private *priv)
105598ee6919SIke Panhc {
10568782d8d7SBarnabás Pőcze device_remove_group(&priv->platform_device->dev,
1057c9f718d0SIke Panhc &ideapad_attribute_group);
105898ee6919SIke Panhc }
105998ee6919SIke Panhc
1060f63409aeSIke Panhc /*
1061f63409aeSIke Panhc * input device
1062f63409aeSIke Panhc */
1063f32e0241SPhilipp Jungkamp #define IDEAPAD_WMI_KEY 0x100
1064f32e0241SPhilipp Jungkamp
1065f63409aeSIke Panhc static const struct key_entry ideapad_keymap[] = {
1066f43d9ec0SIke Panhc { KE_KEY, 6, { KEY_SWITCHVIDEOMODE } },
1067296f9fe0SMaxim Mikityanskiy { KE_KEY, 7, { KEY_CAMERA } },
106848f67d62SAlex Hung { KE_KEY, 8, { KEY_MICMUTE } },
1069296f9fe0SMaxim Mikityanskiy { KE_KEY, 11, { KEY_F16 } },
1070f43d9ec0SIke Panhc { KE_KEY, 13, { KEY_WLAN } },
1071f43d9ec0SIke Panhc { KE_KEY, 16, { KEY_PROG1 } },
1072f43d9ec0SIke Panhc { KE_KEY, 17, { KEY_PROG2 } },
1073296f9fe0SMaxim Mikityanskiy { KE_KEY, 64, { KEY_PROG3 } },
1074296f9fe0SMaxim Mikityanskiy { KE_KEY, 65, { KEY_PROG4 } },
107507a4a4fcSMaxim Mikityanskiy { KE_KEY, 66, { KEY_TOUCHPAD_OFF } },
107607a4a4fcSMaxim Mikityanskiy { KE_KEY, 67, { KEY_TOUCHPAD_ON } },
107774caab99SArnd Bergmann { KE_KEY, 128, { KEY_ESC } },
1078f32e0241SPhilipp Jungkamp
1079f32e0241SPhilipp Jungkamp /*
1080f32e0241SPhilipp Jungkamp * WMI keys
1081f32e0241SPhilipp Jungkamp */
1082f32e0241SPhilipp Jungkamp
1083f32e0241SPhilipp Jungkamp /* FnLock (handled by the firmware) */
1084f32e0241SPhilipp Jungkamp { KE_IGNORE, 0x02 | IDEAPAD_WMI_KEY },
1085f32e0241SPhilipp Jungkamp /* Esc (handled by the firmware) */
1086f32e0241SPhilipp Jungkamp { KE_IGNORE, 0x03 | IDEAPAD_WMI_KEY },
1087f32e0241SPhilipp Jungkamp /* Customizable Lenovo Hotkey ("star" with 'S' inside) */
1088f32e0241SPhilipp Jungkamp { KE_KEY, 0x01 | IDEAPAD_WMI_KEY, { KEY_FAVORITES } },
1089a260f7d7SAndré Apitzsch { KE_KEY, 0x04 | IDEAPAD_WMI_KEY, { KEY_SELECTIVE_SCREENSHOT } },
1090a260f7d7SAndré Apitzsch /* Lenovo Support */
1091a260f7d7SAndré Apitzsch { KE_KEY, 0x07 | IDEAPAD_WMI_KEY, { KEY_HELP } },
1092a260f7d7SAndré Apitzsch { KE_KEY, 0x0e | IDEAPAD_WMI_KEY, { KEY_PICKUP_PHONE } },
1093a260f7d7SAndré Apitzsch { KE_KEY, 0x0f | IDEAPAD_WMI_KEY, { KEY_HANGUP_PHONE } },
1094f32e0241SPhilipp Jungkamp /* Dark mode toggle */
1095f32e0241SPhilipp Jungkamp { KE_KEY, 0x13 | IDEAPAD_WMI_KEY, { KEY_PROG1 } },
1096f32e0241SPhilipp Jungkamp /* Sound profile switch */
1097f32e0241SPhilipp Jungkamp { KE_KEY, 0x12 | IDEAPAD_WMI_KEY, { KEY_PROG2 } },
1098f32e0241SPhilipp Jungkamp /* Lenovo Virtual Background application */
1099f32e0241SPhilipp Jungkamp { KE_KEY, 0x28 | IDEAPAD_WMI_KEY, { KEY_PROG3 } },
1100f32e0241SPhilipp Jungkamp /* Lenovo Support */
1101f32e0241SPhilipp Jungkamp { KE_KEY, 0x27 | IDEAPAD_WMI_KEY, { KEY_HELP } },
1102f32e0241SPhilipp Jungkamp /* Refresh Rate Toggle */
1103f32e0241SPhilipp Jungkamp { KE_KEY, 0x0a | IDEAPAD_WMI_KEY, { KEY_DISPLAYTOGGLE } },
1104f32e0241SPhilipp Jungkamp
110565c7713aSBarnabás Pőcze { KE_END },
1106f63409aeSIke Panhc };
1107f63409aeSIke Panhc
ideapad_input_init(struct ideapad_private * priv)1108b859f159SGreg Kroah-Hartman static int ideapad_input_init(struct ideapad_private *priv)
1109f63409aeSIke Panhc {
1110f63409aeSIke Panhc struct input_dev *inputdev;
111165c7713aSBarnabás Pőcze int err;
1112f63409aeSIke Panhc
1113f63409aeSIke Panhc inputdev = input_allocate_device();
1114b222cca6SJoe Perches if (!inputdev)
1115f63409aeSIke Panhc return -ENOMEM;
1116f63409aeSIke Panhc
1117f63409aeSIke Panhc inputdev->name = "Ideapad extra buttons";
1118f63409aeSIke Panhc inputdev->phys = "ideapad/input0";
1119f63409aeSIke Panhc inputdev->id.bustype = BUS_HOST;
11208693ae84SIke Panhc inputdev->dev.parent = &priv->platform_device->dev;
1121f63409aeSIke Panhc
112265c7713aSBarnabás Pőcze err = sparse_keymap_setup(inputdev, ideapad_keymap, NULL);
112365c7713aSBarnabás Pőcze if (err) {
1124654324c4SBarnabás Pőcze dev_err(&priv->platform_device->dev,
112565c7713aSBarnabás Pőcze "Could not set up input device keymap: %d\n", err);
1126f63409aeSIke Panhc goto err_free_dev;
1127f63409aeSIke Panhc }
1128f63409aeSIke Panhc
112965c7713aSBarnabás Pőcze err = input_register_device(inputdev);
113065c7713aSBarnabás Pőcze if (err) {
1131654324c4SBarnabás Pőcze dev_err(&priv->platform_device->dev,
113265c7713aSBarnabás Pőcze "Could not register input device: %d\n", err);
1133c973d4b5SMichał Kępień goto err_free_dev;
1134f63409aeSIke Panhc }
1135f63409aeSIke Panhc
11368693ae84SIke Panhc priv->inputdev = inputdev;
113765c7713aSBarnabás Pőcze
1138f63409aeSIke Panhc return 0;
1139f63409aeSIke Panhc
1140f63409aeSIke Panhc err_free_dev:
1141f63409aeSIke Panhc input_free_device(inputdev);
114265c7713aSBarnabás Pőcze
114365c7713aSBarnabás Pőcze return err;
1144f63409aeSIke Panhc }
1145f63409aeSIke Panhc
ideapad_input_exit(struct ideapad_private * priv)11467451a55aSAxel Lin static void ideapad_input_exit(struct ideapad_private *priv)
1147f63409aeSIke Panhc {
11488693ae84SIke Panhc input_unregister_device(priv->inputdev);
11498693ae84SIke Panhc priv->inputdev = NULL;
1150f63409aeSIke Panhc }
1151f63409aeSIke Panhc
ideapad_input_report(struct ideapad_private * priv,unsigned long scancode)11528693ae84SIke Panhc static void ideapad_input_report(struct ideapad_private *priv,
11538693ae84SIke Panhc unsigned long scancode)
1154f63409aeSIke Panhc {
11558693ae84SIke Panhc sparse_keymap_report_event(priv->inputdev, scancode, 1, true);
1156f63409aeSIke Panhc }
1157f63409aeSIke Panhc
ideapad_input_novokey(struct ideapad_private * priv)1158f43d9ec0SIke Panhc static void ideapad_input_novokey(struct ideapad_private *priv)
1159f43d9ec0SIke Panhc {
1160f43d9ec0SIke Panhc unsigned long long_pressed;
1161f43d9ec0SIke Panhc
1162331e0ea2SZhang Rui if (read_ec_data(priv->adev->handle, VPCCMD_R_NOVO, &long_pressed))
1163f43d9ec0SIke Panhc return;
116465c7713aSBarnabás Pőcze
1165f43d9ec0SIke Panhc if (long_pressed)
1166f43d9ec0SIke Panhc ideapad_input_report(priv, 17);
1167f43d9ec0SIke Panhc else
1168f43d9ec0SIke Panhc ideapad_input_report(priv, 16);
1169f43d9ec0SIke Panhc }
1170f43d9ec0SIke Panhc
ideapad_check_special_buttons(struct ideapad_private * priv)1171296f9fe0SMaxim Mikityanskiy static void ideapad_check_special_buttons(struct ideapad_private *priv)
1172296f9fe0SMaxim Mikityanskiy {
1173296f9fe0SMaxim Mikityanskiy unsigned long bit, value;
1174296f9fe0SMaxim Mikityanskiy
11757be193e3SBarnabás Pőcze if (read_ec_data(priv->adev->handle, VPCCMD_R_SPECIAL_BUTTONS, &value))
11767be193e3SBarnabás Pőcze return;
1177296f9fe0SMaxim Mikityanskiy
11780c4915b6SBarnabás Pőcze for_each_set_bit (bit, &value, 16) {
1179296f9fe0SMaxim Mikityanskiy switch (bit) {
1180a1ec56edSMaxim Mikityanskiy case 6: /* Z570 */
118165c7713aSBarnabás Pőcze case 0: /* Z580 */
1182296f9fe0SMaxim Mikityanskiy /* Thermal Management button */
1183296f9fe0SMaxim Mikityanskiy ideapad_input_report(priv, 65);
1184296f9fe0SMaxim Mikityanskiy break;
1185296f9fe0SMaxim Mikityanskiy case 1:
1186296f9fe0SMaxim Mikityanskiy /* OneKey Theater button */
1187296f9fe0SMaxim Mikityanskiy ideapad_input_report(priv, 64);
1188296f9fe0SMaxim Mikityanskiy break;
1189a1ec56edSMaxim Mikityanskiy default:
1190654324c4SBarnabás Pőcze dev_info(&priv->platform_device->dev,
1191654324c4SBarnabás Pőcze "Unknown special button: %lu\n", bit);
1192a1ec56edSMaxim Mikityanskiy break;
1193296f9fe0SMaxim Mikityanskiy }
1194296f9fe0SMaxim Mikityanskiy }
1195296f9fe0SMaxim Mikityanskiy }
1196296f9fe0SMaxim Mikityanskiy
1197a4b5a279SIke Panhc /*
1198a4ecbb8aSIke Panhc * backlight
1199a4ecbb8aSIke Panhc */
ideapad_backlight_get_brightness(struct backlight_device * blightdev)1200a4ecbb8aSIke Panhc static int ideapad_backlight_get_brightness(struct backlight_device *blightdev)
1201a4ecbb8aSIke Panhc {
1202331e0ea2SZhang Rui struct ideapad_private *priv = bl_get_data(blightdev);
1203a4ecbb8aSIke Panhc unsigned long now;
12047be193e3SBarnabás Pőcze int err;
1205a4ecbb8aSIke Panhc
12067be193e3SBarnabás Pőcze err = read_ec_data(priv->adev->handle, VPCCMD_R_BL, &now);
12077be193e3SBarnabás Pőcze if (err)
12087be193e3SBarnabás Pőcze return err;
120965c7713aSBarnabás Pőcze
1210a4ecbb8aSIke Panhc return now;
1211a4ecbb8aSIke Panhc }
1212a4ecbb8aSIke Panhc
ideapad_backlight_update_status(struct backlight_device * blightdev)1213a4ecbb8aSIke Panhc static int ideapad_backlight_update_status(struct backlight_device *blightdev)
1214a4ecbb8aSIke Panhc {
1215331e0ea2SZhang Rui struct ideapad_private *priv = bl_get_data(blightdev);
12167be193e3SBarnabás Pőcze int err;
1217331e0ea2SZhang Rui
12187be193e3SBarnabás Pőcze err = write_ec_cmd(priv->adev->handle, VPCCMD_W_BL,
12197be193e3SBarnabás Pőcze blightdev->props.brightness);
12207be193e3SBarnabás Pőcze if (err)
12217be193e3SBarnabás Pőcze return err;
122265c7713aSBarnabás Pőcze
12237be193e3SBarnabás Pőcze err = write_ec_cmd(priv->adev->handle, VPCCMD_W_BL_POWER,
12247be193e3SBarnabás Pőcze blightdev->props.power != FB_BLANK_POWERDOWN);
12257be193e3SBarnabás Pőcze if (err)
12267be193e3SBarnabás Pőcze return err;
1227a4ecbb8aSIke Panhc
1228a4ecbb8aSIke Panhc return 0;
1229a4ecbb8aSIke Panhc }
1230a4ecbb8aSIke Panhc
1231a4ecbb8aSIke Panhc static const struct backlight_ops ideapad_backlight_ops = {
1232a4ecbb8aSIke Panhc .get_brightness = ideapad_backlight_get_brightness,
1233a4ecbb8aSIke Panhc .update_status = ideapad_backlight_update_status,
1234a4ecbb8aSIke Panhc };
1235a4ecbb8aSIke Panhc
ideapad_backlight_init(struct ideapad_private * priv)1236a4ecbb8aSIke Panhc static int ideapad_backlight_init(struct ideapad_private *priv)
1237a4ecbb8aSIke Panhc {
1238a4ecbb8aSIke Panhc struct backlight_device *blightdev;
1239a4ecbb8aSIke Panhc struct backlight_properties props;
1240a4ecbb8aSIke Panhc unsigned long max, now, power;
12417be193e3SBarnabás Pőcze int err;
1242a4ecbb8aSIke Panhc
12437be193e3SBarnabás Pőcze err = read_ec_data(priv->adev->handle, VPCCMD_R_BL_MAX, &max);
12447be193e3SBarnabás Pőcze if (err)
12457be193e3SBarnabás Pőcze return err;
124665c7713aSBarnabás Pőcze
12477be193e3SBarnabás Pőcze err = read_ec_data(priv->adev->handle, VPCCMD_R_BL, &now);
12487be193e3SBarnabás Pőcze if (err)
12497be193e3SBarnabás Pőcze return err;
125065c7713aSBarnabás Pőcze
12517be193e3SBarnabás Pőcze err = read_ec_data(priv->adev->handle, VPCCMD_R_BL_POWER, &power);
12527be193e3SBarnabás Pőcze if (err)
12537be193e3SBarnabás Pőcze return err;
1254a4ecbb8aSIke Panhc
125565c7713aSBarnabás Pőcze memset(&props, 0, sizeof(props));
125665c7713aSBarnabás Pőcze
1257a4ecbb8aSIke Panhc props.max_brightness = max;
1258a4ecbb8aSIke Panhc props.type = BACKLIGHT_PLATFORM;
125965c7713aSBarnabás Pőcze
1260a4ecbb8aSIke Panhc blightdev = backlight_device_register("ideapad",
1261a4ecbb8aSIke Panhc &priv->platform_device->dev,
1262a4ecbb8aSIke Panhc priv,
1263a4ecbb8aSIke Panhc &ideapad_backlight_ops,
1264a4ecbb8aSIke Panhc &props);
1265a4ecbb8aSIke Panhc if (IS_ERR(blightdev)) {
126665c7713aSBarnabás Pőcze err = PTR_ERR(blightdev);
1267654324c4SBarnabás Pőcze dev_err(&priv->platform_device->dev,
126865c7713aSBarnabás Pőcze "Could not register backlight device: %d\n", err);
126965c7713aSBarnabás Pőcze return err;
1270a4ecbb8aSIke Panhc }
1271a4ecbb8aSIke Panhc
1272a4ecbb8aSIke Panhc priv->blightdev = blightdev;
1273a4ecbb8aSIke Panhc blightdev->props.brightness = now;
1274a4ecbb8aSIke Panhc blightdev->props.power = power ? FB_BLANK_UNBLANK : FB_BLANK_POWERDOWN;
127565c7713aSBarnabás Pőcze
1276a4ecbb8aSIke Panhc backlight_update_status(blightdev);
1277a4ecbb8aSIke Panhc
1278a4ecbb8aSIke Panhc return 0;
1279a4ecbb8aSIke Panhc }
1280a4ecbb8aSIke Panhc
ideapad_backlight_exit(struct ideapad_private * priv)1281a4ecbb8aSIke Panhc static void ideapad_backlight_exit(struct ideapad_private *priv)
1282a4ecbb8aSIke Panhc {
1283a4ecbb8aSIke Panhc backlight_device_unregister(priv->blightdev);
1284a4ecbb8aSIke Panhc priv->blightdev = NULL;
1285a4ecbb8aSIke Panhc }
1286a4ecbb8aSIke Panhc
ideapad_backlight_notify_power(struct ideapad_private * priv)1287a4ecbb8aSIke Panhc static void ideapad_backlight_notify_power(struct ideapad_private *priv)
1288a4ecbb8aSIke Panhc {
1289a4ecbb8aSIke Panhc struct backlight_device *blightdev = priv->blightdev;
129065c7713aSBarnabás Pőcze unsigned long power;
1291a4ecbb8aSIke Panhc
1292d4afc775SRene Bollford if (!blightdev)
1293d4afc775SRene Bollford return;
129465c7713aSBarnabás Pőcze
1295331e0ea2SZhang Rui if (read_ec_data(priv->adev->handle, VPCCMD_R_BL_POWER, &power))
1296a4ecbb8aSIke Panhc return;
129765c7713aSBarnabás Pőcze
1298a4ecbb8aSIke Panhc blightdev->props.power = power ? FB_BLANK_UNBLANK : FB_BLANK_POWERDOWN;
1299a4ecbb8aSIke Panhc }
1300a4ecbb8aSIke Panhc
ideapad_backlight_notify_brightness(struct ideapad_private * priv)1301a4ecbb8aSIke Panhc static void ideapad_backlight_notify_brightness(struct ideapad_private *priv)
1302a4ecbb8aSIke Panhc {
1303a4ecbb8aSIke Panhc unsigned long now;
1304a4ecbb8aSIke Panhc
1305a4ecbb8aSIke Panhc /* if we control brightness via acpi video driver */
130665c7713aSBarnabás Pőcze if (!priv->blightdev)
1307331e0ea2SZhang Rui read_ec_data(priv->adev->handle, VPCCMD_R_BL, &now);
130865c7713aSBarnabás Pőcze else
1309a4ecbb8aSIke Panhc backlight_force_update(priv->blightdev, BACKLIGHT_UPDATE_HOTKEY);
1310a4ecbb8aSIke Panhc }
1311a4ecbb8aSIke Panhc
1312a4ecbb8aSIke Panhc /*
1313503325f8SBarnabás Pőcze * keyboard backlight
1314503325f8SBarnabás Pőcze */
ideapad_kbd_bl_check_tristate(int type)1315ecaa1867SStuart Hayhurst static int ideapad_kbd_bl_check_tristate(int type)
1316ecaa1867SStuart Hayhurst {
1317ecaa1867SStuart Hayhurst return (type == KBD_BL_TRISTATE) || (type == KBD_BL_TRISTATE_AUTO);
1318ecaa1867SStuart Hayhurst }
1319ecaa1867SStuart Hayhurst
ideapad_kbd_bl_brightness_get(struct ideapad_private * priv)1320503325f8SBarnabás Pőcze static int ideapad_kbd_bl_brightness_get(struct ideapad_private *priv)
1321503325f8SBarnabás Pőcze {
1322ecaa1867SStuart Hayhurst unsigned long value;
1323503325f8SBarnabás Pőcze int err;
1324503325f8SBarnabás Pőcze
1325ecaa1867SStuart Hayhurst if (ideapad_kbd_bl_check_tristate(priv->kbd_bl.type)) {
1326ecaa1867SStuart Hayhurst err = eval_kblc(priv->adev->handle,
1327ecaa1867SStuart Hayhurst FIELD_PREP(KBD_BL_COMMAND_TYPE, priv->kbd_bl.type) |
1328ecaa1867SStuart Hayhurst KBD_BL_COMMAND_GET,
1329ecaa1867SStuart Hayhurst &value);
1330ecaa1867SStuart Hayhurst
1331503325f8SBarnabás Pőcze if (err)
1332503325f8SBarnabás Pőcze return err;
1333503325f8SBarnabás Pőcze
1334ecaa1867SStuart Hayhurst /* Convert returned value to brightness level */
1335ecaa1867SStuart Hayhurst value = FIELD_GET(KBD_BL_GET_BRIGHTNESS, value);
1336ecaa1867SStuart Hayhurst
1337ecaa1867SStuart Hayhurst /* Off, low or high */
1338ecaa1867SStuart Hayhurst if (value <= priv->kbd_bl.led.max_brightness)
1339ecaa1867SStuart Hayhurst return value;
1340ecaa1867SStuart Hayhurst
1341ecaa1867SStuart Hayhurst /* Auto, report as off */
1342ecaa1867SStuart Hayhurst if (value == priv->kbd_bl.led.max_brightness + 1)
1343ecaa1867SStuart Hayhurst return 0;
1344ecaa1867SStuart Hayhurst
1345ecaa1867SStuart Hayhurst /* Unknown value */
1346ecaa1867SStuart Hayhurst dev_warn(&priv->platform_device->dev,
1347ecaa1867SStuart Hayhurst "Unknown keyboard backlight value: %lu", value);
1348ecaa1867SStuart Hayhurst return -EINVAL;
1349ecaa1867SStuart Hayhurst }
1350ecaa1867SStuart Hayhurst
1351ecaa1867SStuart Hayhurst err = eval_hals(priv->adev->handle, &value);
1352ecaa1867SStuart Hayhurst if (err)
1353ecaa1867SStuart Hayhurst return err;
1354ecaa1867SStuart Hayhurst
1355ecaa1867SStuart Hayhurst return !!test_bit(HALS_KBD_BL_STATE_BIT, &value);
1356503325f8SBarnabás Pőcze }
1357503325f8SBarnabás Pőcze
ideapad_kbd_bl_led_cdev_brightness_get(struct led_classdev * led_cdev)1358503325f8SBarnabás Pőcze static enum led_brightness ideapad_kbd_bl_led_cdev_brightness_get(struct led_classdev *led_cdev)
1359503325f8SBarnabás Pőcze {
1360503325f8SBarnabás Pőcze struct ideapad_private *priv = container_of(led_cdev, struct ideapad_private, kbd_bl.led);
1361503325f8SBarnabás Pőcze
1362503325f8SBarnabás Pőcze return ideapad_kbd_bl_brightness_get(priv);
1363503325f8SBarnabás Pőcze }
1364503325f8SBarnabás Pőcze
ideapad_kbd_bl_brightness_set(struct ideapad_private * priv,unsigned int brightness)1365503325f8SBarnabás Pőcze static int ideapad_kbd_bl_brightness_set(struct ideapad_private *priv, unsigned int brightness)
1366503325f8SBarnabás Pőcze {
1367ecaa1867SStuart Hayhurst int err;
1368ecaa1867SStuart Hayhurst unsigned long value;
1369ecaa1867SStuart Hayhurst int type = priv->kbd_bl.type;
1370ecaa1867SStuart Hayhurst
1371ecaa1867SStuart Hayhurst if (ideapad_kbd_bl_check_tristate(type)) {
1372ecaa1867SStuart Hayhurst if (brightness > priv->kbd_bl.led.max_brightness)
1373ecaa1867SStuart Hayhurst return -EINVAL;
1374ecaa1867SStuart Hayhurst
1375ecaa1867SStuart Hayhurst value = FIELD_PREP(KBD_BL_SET_BRIGHTNESS, brightness) |
1376ecaa1867SStuart Hayhurst FIELD_PREP(KBD_BL_COMMAND_TYPE, type) |
1377ecaa1867SStuart Hayhurst KBD_BL_COMMAND_SET;
1378ecaa1867SStuart Hayhurst err = exec_kblc(priv->adev->handle, value);
1379ecaa1867SStuart Hayhurst } else {
1380ecaa1867SStuart Hayhurst err = exec_sals(priv->adev->handle, brightness ? SALS_KBD_BL_ON : SALS_KBD_BL_OFF);
1381ecaa1867SStuart Hayhurst }
1382503325f8SBarnabás Pőcze
1383503325f8SBarnabás Pőcze if (err)
1384503325f8SBarnabás Pőcze return err;
1385503325f8SBarnabás Pőcze
1386503325f8SBarnabás Pőcze priv->kbd_bl.last_brightness = brightness;
1387503325f8SBarnabás Pőcze
1388503325f8SBarnabás Pőcze return 0;
1389503325f8SBarnabás Pőcze }
1390503325f8SBarnabás Pőcze
ideapad_kbd_bl_led_cdev_brightness_set(struct led_classdev * led_cdev,enum led_brightness brightness)1391503325f8SBarnabás Pőcze static int ideapad_kbd_bl_led_cdev_brightness_set(struct led_classdev *led_cdev,
1392503325f8SBarnabás Pőcze enum led_brightness brightness)
1393503325f8SBarnabás Pőcze {
1394503325f8SBarnabás Pőcze struct ideapad_private *priv = container_of(led_cdev, struct ideapad_private, kbd_bl.led);
1395503325f8SBarnabás Pőcze
1396503325f8SBarnabás Pőcze return ideapad_kbd_bl_brightness_set(priv, brightness);
1397503325f8SBarnabás Pőcze }
1398503325f8SBarnabás Pőcze
ideapad_kbd_bl_notify(struct ideapad_private * priv)1399503325f8SBarnabás Pőcze static void ideapad_kbd_bl_notify(struct ideapad_private *priv)
1400503325f8SBarnabás Pőcze {
1401503325f8SBarnabás Pőcze int brightness;
1402503325f8SBarnabás Pőcze
1403503325f8SBarnabás Pőcze if (!priv->kbd_bl.initialized)
1404503325f8SBarnabás Pőcze return;
1405503325f8SBarnabás Pőcze
1406503325f8SBarnabás Pőcze brightness = ideapad_kbd_bl_brightness_get(priv);
1407503325f8SBarnabás Pőcze if (brightness < 0)
1408503325f8SBarnabás Pőcze return;
1409503325f8SBarnabás Pőcze
1410503325f8SBarnabás Pőcze if (brightness == priv->kbd_bl.last_brightness)
1411503325f8SBarnabás Pőcze return;
1412503325f8SBarnabás Pőcze
1413503325f8SBarnabás Pőcze priv->kbd_bl.last_brightness = brightness;
1414503325f8SBarnabás Pőcze
1415503325f8SBarnabás Pőcze led_classdev_notify_brightness_hw_changed(&priv->kbd_bl.led, brightness);
1416503325f8SBarnabás Pőcze }
1417503325f8SBarnabás Pőcze
ideapad_kbd_bl_init(struct ideapad_private * priv)1418503325f8SBarnabás Pőcze static int ideapad_kbd_bl_init(struct ideapad_private *priv)
1419503325f8SBarnabás Pőcze {
1420503325f8SBarnabás Pőcze int brightness, err;
1421503325f8SBarnabás Pőcze
1422503325f8SBarnabás Pőcze if (!priv->features.kbd_bl)
1423503325f8SBarnabás Pőcze return -ENODEV;
1424503325f8SBarnabás Pőcze
1425503325f8SBarnabás Pőcze if (WARN_ON(priv->kbd_bl.initialized))
1426503325f8SBarnabás Pőcze return -EEXIST;
1427503325f8SBarnabás Pőcze
1428ecaa1867SStuart Hayhurst if (ideapad_kbd_bl_check_tristate(priv->kbd_bl.type)) {
1429ecaa1867SStuart Hayhurst priv->kbd_bl.led.max_brightness = 2;
1430ecaa1867SStuart Hayhurst } else {
1431503325f8SBarnabás Pőcze priv->kbd_bl.led.max_brightness = 1;
1432ecaa1867SStuart Hayhurst }
1433ecaa1867SStuart Hayhurst
1434*77cc23efSStuart Hayhurst brightness = ideapad_kbd_bl_brightness_get(priv);
1435*77cc23efSStuart Hayhurst if (brightness < 0)
1436*77cc23efSStuart Hayhurst return brightness;
1437*77cc23efSStuart Hayhurst
1438*77cc23efSStuart Hayhurst priv->kbd_bl.last_brightness = brightness;
1439ecaa1867SStuart Hayhurst priv->kbd_bl.led.name = "platform::" LED_FUNCTION_KBD_BACKLIGHT;
1440503325f8SBarnabás Pőcze priv->kbd_bl.led.brightness_get = ideapad_kbd_bl_led_cdev_brightness_get;
1441503325f8SBarnabás Pőcze priv->kbd_bl.led.brightness_set_blocking = ideapad_kbd_bl_led_cdev_brightness_set;
1442503325f8SBarnabás Pőcze priv->kbd_bl.led.flags = LED_BRIGHT_HW_CHANGED;
1443503325f8SBarnabás Pőcze
1444503325f8SBarnabás Pőcze err = led_classdev_register(&priv->platform_device->dev, &priv->kbd_bl.led);
1445503325f8SBarnabás Pőcze if (err)
1446503325f8SBarnabás Pőcze return err;
1447503325f8SBarnabás Pőcze
1448503325f8SBarnabás Pőcze priv->kbd_bl.initialized = true;
1449503325f8SBarnabás Pőcze
1450503325f8SBarnabás Pőcze return 0;
1451503325f8SBarnabás Pőcze }
1452503325f8SBarnabás Pőcze
ideapad_kbd_bl_exit(struct ideapad_private * priv)1453503325f8SBarnabás Pőcze static void ideapad_kbd_bl_exit(struct ideapad_private *priv)
1454503325f8SBarnabás Pőcze {
1455503325f8SBarnabás Pőcze if (!priv->kbd_bl.initialized)
1456503325f8SBarnabás Pőcze return;
1457503325f8SBarnabás Pőcze
1458503325f8SBarnabás Pőcze priv->kbd_bl.initialized = false;
1459503325f8SBarnabás Pőcze
1460503325f8SBarnabás Pőcze led_classdev_unregister(&priv->kbd_bl.led);
1461503325f8SBarnabás Pőcze }
1462503325f8SBarnabás Pőcze
1463503325f8SBarnabás Pőcze /*
1464a4b5a279SIke Panhc * module init/exit
1465a4b5a279SIke Panhc */
ideapad_sync_touchpad_state(struct ideapad_private * priv,bool send_events)1466f4dd8c44SHans de Goede static void ideapad_sync_touchpad_state(struct ideapad_private *priv, bool send_events)
146707a4a4fcSMaxim Mikityanskiy {
146807a4a4fcSMaxim Mikityanskiy unsigned long value;
1469289a5989SHans de Goede unsigned char param;
1470289a5989SHans de Goede int ret;
147107a4a4fcSMaxim Mikityanskiy
147207a4a4fcSMaxim Mikityanskiy /* Without reading from EC touchpad LED doesn't switch state */
1473289a5989SHans de Goede ret = read_ec_data(priv->adev->handle, VPCCMD_R_TOUCHPAD, &value);
1474289a5989SHans de Goede if (ret)
1475289a5989SHans de Goede return;
1476289a5989SHans de Goede
147765c7713aSBarnabás Pőcze /*
147865c7713aSBarnabás Pőcze * Some IdeaPads don't really turn off touchpad - they only
147907a4a4fcSMaxim Mikityanskiy * switch the LED state. We (de)activate KBC AUX port to turn
148007a4a4fcSMaxim Mikityanskiy * touchpad off and on. We send KEY_TOUCHPAD_OFF and
148165c7713aSBarnabás Pőcze * KEY_TOUCHPAD_ON to not to get out of sync with LED
148265c7713aSBarnabás Pőcze */
1483c69e7d84SHans de Goede if (priv->features.ctrl_ps2_aux_port)
148465c7713aSBarnabás Pőcze i8042_command(¶m, value ? I8042_CMD_AUX_ENABLE : I8042_CMD_AUX_DISABLE);
1485f4dd8c44SHans de Goede
14865829f8a8SHans de Goede /*
1487e3271a59SHans de Goede * On older models the EC controls the touchpad and toggles it on/off
1488e3271a59SHans de Goede * itself, in this case we report KEY_TOUCHPAD_ON/_OFF. Some models do
1489e3271a59SHans de Goede * an acpi-notify with VPC bit 5 set on resume, so this function get
1490e3271a59SHans de Goede * called with send_events=true on every resume. Therefor if the EC did
1491e3271a59SHans de Goede * not toggle, do nothing to avoid sending spurious KEY_TOUCHPAD_TOGGLE.
14925829f8a8SHans de Goede */
1493e3271a59SHans de Goede if (send_events && value != priv->r_touchpad_val) {
149407a4a4fcSMaxim Mikityanskiy ideapad_input_report(priv, value ? 67 : 66);
1495c6795746SBarnabás Pőcze sysfs_notify(&priv->platform_device->dev.kobj, NULL, "touchpad");
1496f4dd8c44SHans de Goede }
149707a4a4fcSMaxim Mikityanskiy
14985829f8a8SHans de Goede priv->r_touchpad_val = value;
14995829f8a8SHans de Goede }
15005829f8a8SHans de Goede
ideapad_acpi_notify(acpi_handle handle,u32 event,void * data)1501b5c37b79SZhang Rui static void ideapad_acpi_notify(acpi_handle handle, u32 event, void *data)
150257ac3b05SIke Panhc {
1503b5c37b79SZhang Rui struct ideapad_private *priv = data;
15040c4915b6SBarnabás Pőcze unsigned long vpc1, vpc2, bit;
150557ac3b05SIke Panhc
15062be1dc21SIke Panhc if (read_ec_data(handle, VPCCMD_R_VPC1, &vpc1))
150757ac3b05SIke Panhc return;
150865c7713aSBarnabás Pőcze
15092be1dc21SIke Panhc if (read_ec_data(handle, VPCCMD_R_VPC2, &vpc2))
151057ac3b05SIke Panhc return;
151157ac3b05SIke Panhc
151257ac3b05SIke Panhc vpc1 = (vpc2 << 8) | vpc1;
15130c4915b6SBarnabás Pőcze
15140c4915b6SBarnabás Pőcze for_each_set_bit (bit, &vpc1, 16) {
15150c4915b6SBarnabás Pőcze switch (bit) {
151620a769c1SIke Panhc case 13:
1517296f9fe0SMaxim Mikityanskiy case 11:
151848f67d62SAlex Hung case 8:
1519296f9fe0SMaxim Mikityanskiy case 7:
152020a769c1SIke Panhc case 6:
15210c4915b6SBarnabás Pőcze ideapad_input_report(priv, bit);
152220a769c1SIke Panhc break;
1523ab66724aSHans de Goede case 10:
1524ab66724aSHans de Goede /*
1525ab66724aSHans de Goede * This event gets send on a Yoga 300-11IBR when the EC
1526ab66724aSHans de Goede * believes that the device has changed between laptop/
1527ab66724aSHans de Goede * tent/stand/tablet mode. The EC relies on getting
1528ab66724aSHans de Goede * angle info from 2 accelerometers through a special
1529ab66724aSHans de Goede * windows service calling a DSM on the DUAL250E ACPI-
1530ab66724aSHans de Goede * device. Linux does not do this, making the laptop/
1531ab66724aSHans de Goede * tent/stand/tablet mode info unreliable, so we simply
1532ab66724aSHans de Goede * ignore these events.
1533ab66724aSHans de Goede */
1534ab66724aSHans de Goede break;
153565c7713aSBarnabás Pőcze case 9:
153665c7713aSBarnabás Pőcze ideapad_sync_rfk_state(priv);
153765c7713aSBarnabás Pőcze break;
153807a4a4fcSMaxim Mikityanskiy case 5:
1539f4dd8c44SHans de Goede ideapad_sync_touchpad_state(priv, true);
154007a4a4fcSMaxim Mikityanskiy break;
1541a4ecbb8aSIke Panhc case 4:
1542a4ecbb8aSIke Panhc ideapad_backlight_notify_brightness(priv);
1543a4ecbb8aSIke Panhc break;
1544f43d9ec0SIke Panhc case 3:
1545f43d9ec0SIke Panhc ideapad_input_novokey(priv);
1546f43d9ec0SIke Panhc break;
1547a4ecbb8aSIke Panhc case 2:
1548a4ecbb8aSIke Panhc ideapad_backlight_notify_power(priv);
1549a4ecbb8aSIke Panhc break;
1550ecaa1867SStuart Hayhurst case KBD_BL_KBLC_CHANGED_EVENT:
15513cfd956bSHao Wei Tee case 1:
155265c7713aSBarnabás Pőcze /*
155365c7713aSBarnabás Pőcze * Some IdeaPads report event 1 every ~20
15543cfd956bSHao Wei Tee * seconds while on battery power; some
15553cfd956bSHao Wei Tee * report this when changing to/from tablet
1556503325f8SBarnabás Pőcze * mode; some report this when the keyboard
1557503325f8SBarnabás Pőcze * backlight has changed.
15583cfd956bSHao Wei Tee */
1559503325f8SBarnabás Pőcze ideapad_kbd_bl_notify(priv);
15603cfd956bSHao Wei Tee break;
156165c7713aSBarnabás Pőcze case 0:
156265c7713aSBarnabás Pőcze ideapad_check_special_buttons(priv);
156365c7713aSBarnabás Pőcze break;
1564a4ecbb8aSIke Panhc default:
1565654324c4SBarnabás Pőcze dev_info(&priv->platform_device->dev,
1566654324c4SBarnabás Pőcze "Unknown event: %lu\n", bit);
156757ac3b05SIke Panhc }
156857ac3b05SIke Panhc }
1569a4ecbb8aSIke Panhc }
157057ac3b05SIke Panhc
157181a5603aSArnav Rawat /* On some models we need to call exec_sals(SALS_FNLOCK_ON/OFF) to set the LED */
157281a5603aSArnav Rawat static const struct dmi_system_id set_fn_lock_led_list[] = {
157381a5603aSArnav Rawat {
157481a5603aSArnav Rawat /* https://bugzilla.kernel.org/show_bug.cgi?id=212671 */
157581a5603aSArnav Rawat .matches = {
157681a5603aSArnav Rawat DMI_MATCH(DMI_SYS_VENDOR, "LENOVO"),
157781a5603aSArnav Rawat DMI_MATCH(DMI_PRODUCT_VERSION, "Lenovo Legion R7000P2020H"),
157881a5603aSArnav Rawat }
157981a5603aSArnav Rawat },
1580f4b7f8feSHans de Goede {
1581f4b7f8feSHans de Goede .matches = {
1582f4b7f8feSHans de Goede DMI_MATCH(DMI_SYS_VENDOR, "LENOVO"),
1583f4b7f8feSHans de Goede DMI_MATCH(DMI_PRODUCT_VERSION, "Lenovo Legion 5 15ARH05"),
1584f4b7f8feSHans de Goede }
1585f4b7f8feSHans de Goede },
158681a5603aSArnav Rawat {}
158781a5603aSArnav Rawat };
158881a5603aSArnav Rawat
1589ce363c2bSHans de Goede /*
15905105e78eSHans de Goede * Some ideapads have a hardware rfkill switch, but most do not have one.
15915105e78eSHans de Goede * Reading VPCCMD_R_RF always results in 0 on models without a hardware rfkill,
15925105e78eSHans de Goede * switch causing ideapad_laptop to wrongly report all radios as hw-blocked.
15935105e78eSHans de Goede * There used to be a long list of DMI ids for models without a hw rfkill
15945105e78eSHans de Goede * switch here, but that resulted in playing whack a mole.
15955105e78eSHans de Goede * More importantly wrongly reporting the wifi radio as hw-blocked, results in
15965105e78eSHans de Goede * non working wifi. Whereas not reporting it hw-blocked, when it actually is
15975105e78eSHans de Goede * hw-blocked results in an empty SSID list, which is a much more benign
15985105e78eSHans de Goede * failure mode.
15995105e78eSHans de Goede * So the default now is the much safer option of assuming there is no
16005105e78eSHans de Goede * hardware rfkill switch. This default also actually matches most hardware,
16015105e78eSHans de Goede * since having a hw rfkill switch is quite rare on modern hardware, so this
16025105e78eSHans de Goede * also leads to a much shorter list.
1603ce363c2bSHans de Goede */
16045105e78eSHans de Goede static const struct dmi_system_id hw_rfkill_list[] = {
160585093f79SHans de Goede {}
160685093f79SHans de Goede };
160785093f79SHans de Goede
1608c69e7d84SHans de Goede /*
1609c69e7d84SHans de Goede * On some models the EC toggles the touchpad muted LED on touchpad toggle
1610c69e7d84SHans de Goede * hotkey presses, but the EC does not actually disable the touchpad itself.
1611c69e7d84SHans de Goede * On these models the driver needs to explicitly enable/disable the i8042
1612c69e7d84SHans de Goede * (PS/2) aux port.
1613c69e7d84SHans de Goede */
1614c69e7d84SHans de Goede static const struct dmi_system_id ctrl_ps2_aux_port_list[] = {
1615c69e7d84SHans de Goede {
1616c69e7d84SHans de Goede /* Lenovo Ideapad Z570 */
1617c69e7d84SHans de Goede .matches = {
1618c69e7d84SHans de Goede DMI_MATCH(DMI_SYS_VENDOR, "LENOVO"),
1619c69e7d84SHans de Goede DMI_MATCH(DMI_PRODUCT_VERSION, "Ideapad Z570"),
1620c69e7d84SHans de Goede },
1621c69e7d84SHans de Goede },
1622c69e7d84SHans de Goede {}
1623c69e7d84SHans de Goede };
1624c69e7d84SHans de Goede
ideapad_check_features(struct ideapad_private * priv)16251c59de4aSBarnabás Pőcze static void ideapad_check_features(struct ideapad_private *priv)
16261c59de4aSBarnabás Pőcze {
16271c59de4aSBarnabás Pőcze acpi_handle handle = priv->adev->handle;
16281c59de4aSBarnabás Pőcze unsigned long val;
16291c59de4aSBarnabás Pőcze
1630b44fd994SHans de Goede priv->features.set_fn_lock_led =
1631b44fd994SHans de Goede set_fn_lock_led || dmi_check_system(set_fn_lock_led_list);
1632b44fd994SHans de Goede priv->features.hw_rfkill_switch =
1633b44fd994SHans de Goede hw_rfkill_switch || dmi_check_system(hw_rfkill_list);
1634c69e7d84SHans de Goede priv->features.ctrl_ps2_aux_port =
1635c69e7d84SHans de Goede ctrl_ps2_aux_port || dmi_check_system(ctrl_ps2_aux_port_list);
1636301e0d76SHans de Goede priv->features.touchpad_ctrl_via_ec = touchpad_ctrl_via_ec;
16371c59de4aSBarnabás Pőcze
16381c59de4aSBarnabás Pőcze if (!read_ec_data(handle, VPCCMD_R_FAN, &val))
16391c59de4aSBarnabás Pőcze priv->features.fan_mode = true;
16401c59de4aSBarnabás Pőcze
16411c59de4aSBarnabás Pőcze if (acpi_has_method(handle, "GBMD") && acpi_has_method(handle, "SBMC"))
16421c59de4aSBarnabás Pőcze priv->features.conservation_mode = true;
16431c59de4aSBarnabás Pőcze
16441c59de4aSBarnabás Pőcze if (acpi_has_method(handle, "DYTC"))
16451c59de4aSBarnabás Pőcze priv->features.dytc = true;
16461c59de4aSBarnabás Pőcze
1647392cbf0aSBarnabás Pőcze if (acpi_has_method(handle, "HALS") && acpi_has_method(handle, "SALS")) {
1648392cbf0aSBarnabás Pőcze if (!eval_hals(handle, &val)) {
1649392cbf0aSBarnabás Pőcze if (test_bit(HALS_FNLOCK_SUPPORT_BIT, &val))
16501c59de4aSBarnabás Pőcze priv->features.fn_lock = true;
1651503325f8SBarnabás Pőcze
1652ecaa1867SStuart Hayhurst if (test_bit(HALS_KBD_BL_SUPPORT_BIT, &val)) {
1653503325f8SBarnabás Pőcze priv->features.kbd_bl = true;
1654ecaa1867SStuart Hayhurst priv->kbd_bl.type = KBD_BL_STANDARD;
1655ecaa1867SStuart Hayhurst }
16566b49dea4SBarnabás Pőcze
16576b49dea4SBarnabás Pőcze if (test_bit(HALS_USB_CHARGING_SUPPORT_BIT, &val))
16586b49dea4SBarnabás Pőcze priv->features.usb_charging = true;
16591c59de4aSBarnabás Pőcze }
1660392cbf0aSBarnabás Pőcze }
1661ecaa1867SStuart Hayhurst
1662ecaa1867SStuart Hayhurst if (acpi_has_method(handle, "KBLC")) {
1663ecaa1867SStuart Hayhurst if (!eval_kblc(priv->adev->handle, KBD_BL_QUERY_TYPE, &val)) {
1664ecaa1867SStuart Hayhurst if (val == KBD_BL_TRISTATE_TYPE) {
1665ecaa1867SStuart Hayhurst priv->features.kbd_bl = true;
1666ecaa1867SStuart Hayhurst priv->kbd_bl.type = KBD_BL_TRISTATE;
1667ecaa1867SStuart Hayhurst } else if (val == KBD_BL_TRISTATE_AUTO_TYPE) {
1668ecaa1867SStuart Hayhurst priv->features.kbd_bl = true;
1669ecaa1867SStuart Hayhurst priv->kbd_bl.type = KBD_BL_TRISTATE_AUTO;
1670ecaa1867SStuart Hayhurst } else {
1671ecaa1867SStuart Hayhurst dev_warn(&priv->platform_device->dev,
1672ecaa1867SStuart Hayhurst "Unknown keyboard type: %lu",
1673ecaa1867SStuart Hayhurst val);
1674ecaa1867SStuart Hayhurst }
1675ecaa1867SStuart Hayhurst }
1676ecaa1867SStuart Hayhurst }
1677392cbf0aSBarnabás Pőcze }
16781c59de4aSBarnabás Pőcze
1679f32e0241SPhilipp Jungkamp #if IS_ENABLED(CONFIG_ACPI_WMI)
1680f32e0241SPhilipp Jungkamp /*
1681f32e0241SPhilipp Jungkamp * WMI driver
1682f32e0241SPhilipp Jungkamp */
1683f32e0241SPhilipp Jungkamp enum ideapad_wmi_event_type {
1684f32e0241SPhilipp Jungkamp IDEAPAD_WMI_EVENT_ESC,
1685f32e0241SPhilipp Jungkamp IDEAPAD_WMI_EVENT_FN_KEYS,
1686f32e0241SPhilipp Jungkamp };
1687f32e0241SPhilipp Jungkamp
1688f32e0241SPhilipp Jungkamp struct ideapad_wmi_private {
1689f32e0241SPhilipp Jungkamp enum ideapad_wmi_event_type event;
1690f32e0241SPhilipp Jungkamp };
1691f32e0241SPhilipp Jungkamp
ideapad_wmi_probe(struct wmi_device * wdev,const void * context)1692f32e0241SPhilipp Jungkamp static int ideapad_wmi_probe(struct wmi_device *wdev, const void *context)
1693f32e0241SPhilipp Jungkamp {
1694f32e0241SPhilipp Jungkamp struct ideapad_wmi_private *wpriv;
1695f32e0241SPhilipp Jungkamp
1696f32e0241SPhilipp Jungkamp wpriv = devm_kzalloc(&wdev->dev, sizeof(*wpriv), GFP_KERNEL);
1697f32e0241SPhilipp Jungkamp if (!wpriv)
1698f32e0241SPhilipp Jungkamp return -ENOMEM;
1699f32e0241SPhilipp Jungkamp
1700f32e0241SPhilipp Jungkamp *wpriv = *(const struct ideapad_wmi_private *)context;
1701f32e0241SPhilipp Jungkamp
1702f32e0241SPhilipp Jungkamp dev_set_drvdata(&wdev->dev, wpriv);
1703f32e0241SPhilipp Jungkamp return 0;
1704f32e0241SPhilipp Jungkamp }
1705f32e0241SPhilipp Jungkamp
ideapad_wmi_notify(struct wmi_device * wdev,union acpi_object * data)1706f32e0241SPhilipp Jungkamp static void ideapad_wmi_notify(struct wmi_device *wdev, union acpi_object *data)
1707f32e0241SPhilipp Jungkamp {
1708f32e0241SPhilipp Jungkamp struct ideapad_wmi_private *wpriv = dev_get_drvdata(&wdev->dev);
1709f32e0241SPhilipp Jungkamp struct ideapad_private *priv;
1710f32e0241SPhilipp Jungkamp unsigned long result;
1711f32e0241SPhilipp Jungkamp
1712f32e0241SPhilipp Jungkamp mutex_lock(&ideapad_shared_mutex);
1713f32e0241SPhilipp Jungkamp
1714f32e0241SPhilipp Jungkamp priv = ideapad_shared;
1715f32e0241SPhilipp Jungkamp if (!priv)
1716f32e0241SPhilipp Jungkamp goto unlock;
1717f32e0241SPhilipp Jungkamp
1718f32e0241SPhilipp Jungkamp switch (wpriv->event) {
1719f32e0241SPhilipp Jungkamp case IDEAPAD_WMI_EVENT_ESC:
1720f32e0241SPhilipp Jungkamp ideapad_input_report(priv, 128);
1721f32e0241SPhilipp Jungkamp break;
1722f32e0241SPhilipp Jungkamp case IDEAPAD_WMI_EVENT_FN_KEYS:
1723f32e0241SPhilipp Jungkamp if (priv->features.set_fn_lock_led &&
1724f32e0241SPhilipp Jungkamp !eval_hals(priv->adev->handle, &result)) {
1725f32e0241SPhilipp Jungkamp bool state = test_bit(HALS_FNLOCK_STATE_BIT, &result);
1726f32e0241SPhilipp Jungkamp
1727f32e0241SPhilipp Jungkamp exec_sals(priv->adev->handle, state ? SALS_FNLOCK_ON : SALS_FNLOCK_OFF);
1728f32e0241SPhilipp Jungkamp }
1729f32e0241SPhilipp Jungkamp
1730f32e0241SPhilipp Jungkamp if (data->type != ACPI_TYPE_INTEGER) {
1731f32e0241SPhilipp Jungkamp dev_warn(&wdev->dev,
1732f32e0241SPhilipp Jungkamp "WMI event data is not an integer\n");
1733f32e0241SPhilipp Jungkamp break;
1734f32e0241SPhilipp Jungkamp }
1735f32e0241SPhilipp Jungkamp
1736f32e0241SPhilipp Jungkamp dev_dbg(&wdev->dev, "WMI fn-key event: 0x%llx\n",
1737f32e0241SPhilipp Jungkamp data->integer.value);
1738f32e0241SPhilipp Jungkamp
1739f32e0241SPhilipp Jungkamp ideapad_input_report(priv,
1740f32e0241SPhilipp Jungkamp data->integer.value | IDEAPAD_WMI_KEY);
1741f32e0241SPhilipp Jungkamp
1742f32e0241SPhilipp Jungkamp break;
1743f32e0241SPhilipp Jungkamp }
1744f32e0241SPhilipp Jungkamp unlock:
1745f32e0241SPhilipp Jungkamp mutex_unlock(&ideapad_shared_mutex);
1746f32e0241SPhilipp Jungkamp }
1747f32e0241SPhilipp Jungkamp
1748f32e0241SPhilipp Jungkamp static const struct ideapad_wmi_private ideapad_wmi_context_esc = {
1749f32e0241SPhilipp Jungkamp .event = IDEAPAD_WMI_EVENT_ESC
1750f32e0241SPhilipp Jungkamp };
1751f32e0241SPhilipp Jungkamp
1752f32e0241SPhilipp Jungkamp static const struct ideapad_wmi_private ideapad_wmi_context_fn_keys = {
1753f32e0241SPhilipp Jungkamp .event = IDEAPAD_WMI_EVENT_FN_KEYS
1754f32e0241SPhilipp Jungkamp };
1755f32e0241SPhilipp Jungkamp
1756f32e0241SPhilipp Jungkamp static const struct wmi_device_id ideapad_wmi_ids[] = {
1757f32e0241SPhilipp Jungkamp { "26CAB2E5-5CF1-46AE-AAC3-4A12B6BA50E6", &ideapad_wmi_context_esc }, /* Yoga 3 */
1758f32e0241SPhilipp Jungkamp { "56322276-8493-4CE8-A783-98C991274F5E", &ideapad_wmi_context_esc }, /* Yoga 700 */
1759f32e0241SPhilipp Jungkamp { "8FC0DE0C-B4E4-43FD-B0F3-8871711C1294", &ideapad_wmi_context_fn_keys }, /* Legion 5 */
1760f32e0241SPhilipp Jungkamp {},
1761f32e0241SPhilipp Jungkamp };
1762f32e0241SPhilipp Jungkamp MODULE_DEVICE_TABLE(wmi, ideapad_wmi_ids);
1763f32e0241SPhilipp Jungkamp
1764f32e0241SPhilipp Jungkamp static struct wmi_driver ideapad_wmi_driver = {
1765f32e0241SPhilipp Jungkamp .driver = {
1766f32e0241SPhilipp Jungkamp .name = "ideapad_wmi",
1767f32e0241SPhilipp Jungkamp },
1768f32e0241SPhilipp Jungkamp .id_table = ideapad_wmi_ids,
1769f32e0241SPhilipp Jungkamp .probe = ideapad_wmi_probe,
1770f32e0241SPhilipp Jungkamp .notify = ideapad_wmi_notify,
1771f32e0241SPhilipp Jungkamp };
1772f32e0241SPhilipp Jungkamp
ideapad_wmi_driver_register(void)1773f32e0241SPhilipp Jungkamp static int ideapad_wmi_driver_register(void)
1774f32e0241SPhilipp Jungkamp {
1775f32e0241SPhilipp Jungkamp return wmi_driver_register(&ideapad_wmi_driver);
1776f32e0241SPhilipp Jungkamp }
1777f32e0241SPhilipp Jungkamp
ideapad_wmi_driver_unregister(void)1778f32e0241SPhilipp Jungkamp static void ideapad_wmi_driver_unregister(void)
1779f32e0241SPhilipp Jungkamp {
1780f32e0241SPhilipp Jungkamp return wmi_driver_unregister(&ideapad_wmi_driver);
1781f32e0241SPhilipp Jungkamp }
1782f32e0241SPhilipp Jungkamp
1783f32e0241SPhilipp Jungkamp #else
ideapad_wmi_driver_register(void)1784f32e0241SPhilipp Jungkamp static inline int ideapad_wmi_driver_register(void) { return 0; }
ideapad_wmi_driver_unregister(void)1785f32e0241SPhilipp Jungkamp static inline void ideapad_wmi_driver_unregister(void) { }
1786f32e0241SPhilipp Jungkamp #endif
1787f32e0241SPhilipp Jungkamp
1788f32e0241SPhilipp Jungkamp /*
1789f32e0241SPhilipp Jungkamp * ACPI driver
1790f32e0241SPhilipp Jungkamp */
ideapad_acpi_add(struct platform_device * pdev)1791b5c37b79SZhang Rui static int ideapad_acpi_add(struct platform_device *pdev)
1792b5c37b79SZhang Rui {
1793043449e7SRafael J. Wysocki struct acpi_device *adev = ACPI_COMPANION(&pdev->dev);
1794b5c37b79SZhang Rui struct ideapad_private *priv;
1795803be832SBarnabás Pőcze acpi_status status;
1796ff36b0d9SBarnabás Pőcze unsigned long cfg;
179765c7713aSBarnabás Pőcze int err, i;
1798b5c37b79SZhang Rui
1799043449e7SRafael J. Wysocki if (!adev || eval_int(adev->handle, "_CFG", &cfg))
1800b5c37b79SZhang Rui return -ENODEV;
1801b5c37b79SZhang Rui
1802b3facd7bSHimangi Saraogi priv = devm_kzalloc(&pdev->dev, sizeof(*priv), GFP_KERNEL);
1803b5c37b79SZhang Rui if (!priv)
1804b5c37b79SZhang Rui return -ENOMEM;
1805b5c37b79SZhang Rui
1806b5c37b79SZhang Rui dev_set_drvdata(&pdev->dev, priv);
180765c7713aSBarnabás Pőcze
1808b5c37b79SZhang Rui priv->cfg = cfg;
1809b5c37b79SZhang Rui priv->adev = adev;
1810b5c37b79SZhang Rui priv->platform_device = pdev;
1811b5c37b79SZhang Rui
18121c59de4aSBarnabás Pőcze ideapad_check_features(priv);
1813d69cd7eeSJiaxun Yang
181465c7713aSBarnabás Pőcze err = ideapad_sysfs_init(priv);
181565c7713aSBarnabás Pőcze if (err)
181665c7713aSBarnabás Pőcze return err;
1817b5c37b79SZhang Rui
181817f1bf38SGreg Kroah-Hartman ideapad_debugfs_init(priv);
1819b5c37b79SZhang Rui
182065c7713aSBarnabás Pőcze err = ideapad_input_init(priv);
182165c7713aSBarnabás Pőcze if (err)
1822b5c37b79SZhang Rui goto input_failed;
1823b5c37b79SZhang Rui
1824503325f8SBarnabás Pőcze err = ideapad_kbd_bl_init(priv);
1825503325f8SBarnabás Pőcze if (err) {
1826503325f8SBarnabás Pőcze if (err != -ENODEV)
1827503325f8SBarnabás Pőcze dev_warn(&pdev->dev, "Could not set up keyboard backlight LED: %d\n", err);
1828503325f8SBarnabás Pőcze else
1829503325f8SBarnabás Pőcze dev_info(&pdev->dev, "Keyboard backlight control not available\n");
1830503325f8SBarnabás Pőcze }
1831503325f8SBarnabás Pőcze
1832ce363c2bSHans de Goede /*
1833ce363c2bSHans de Goede * On some models without a hw-switch (the yoga 2 13 at least)
1834ce363c2bSHans de Goede * VPCCMD_W_RF must be explicitly set to 1 for the wifi to work.
1835ce363c2bSHans de Goede */
18361c59de4aSBarnabás Pőcze if (!priv->features.hw_rfkill_switch)
1837ce363c2bSHans de Goede write_ec_cmd(priv->adev->handle, VPCCMD_W_RF, 1);
1838ce363c2bSHans de Goede
183985093f79SHans de Goede for (i = 0; i < IDEAPAD_RFKILL_DEV_NUM; i++)
1840b5c37b79SZhang Rui if (test_bit(ideapad_rfk_data[i].cfgbit, &priv->cfg))
1841b5c37b79SZhang Rui ideapad_register_rfkill(priv, i);
1842ce363c2bSHans de Goede
1843b5c37b79SZhang Rui ideapad_sync_rfk_state(priv);
1844f4dd8c44SHans de Goede ideapad_sync_touchpad_state(priv, false);
1845b5c37b79SZhang Rui
184665c7713aSBarnabás Pőcze err = ideapad_dytc_profile_init(priv);
184765c7713aSBarnabás Pőcze if (err) {
184865c7713aSBarnabás Pőcze if (err != -ENODEV)
184965c7713aSBarnabás Pőcze dev_warn(&pdev->dev, "Could not set up DYTC interface: %d\n", err);
18501c59de4aSBarnabás Pőcze else
18511c59de4aSBarnabás Pőcze dev_info(&pdev->dev, "DYTC interface is not available\n");
18521c59de4aSBarnabás Pőcze }
1853eabe5339SJiaxun Yang
185426bff5f0SHans de Goede if (acpi_video_get_backlight_type() == acpi_backlight_vendor) {
185565c7713aSBarnabás Pőcze err = ideapad_backlight_init(priv);
185665c7713aSBarnabás Pőcze if (err && err != -ENODEV)
1857b5c37b79SZhang Rui goto backlight_failed;
1858b5c37b79SZhang Rui }
185965c7713aSBarnabás Pőcze
1860803be832SBarnabás Pőcze status = acpi_install_notify_handler(adev->handle,
1861803be832SBarnabás Pőcze ACPI_DEVICE_NOTIFY,
1862803be832SBarnabás Pőcze ideapad_acpi_notify, priv);
1863803be832SBarnabás Pőcze if (ACPI_FAILURE(status)) {
186465c7713aSBarnabás Pőcze err = -EIO;
1865b5c37b79SZhang Rui goto notification_failed;
1866803be832SBarnabás Pőcze }
18672d98e0b9SArnd Bergmann
1868f32e0241SPhilipp Jungkamp err = ideapad_shared_init(priv);
1869f32e0241SPhilipp Jungkamp if (err)
1870f32e0241SPhilipp Jungkamp goto shared_init_failed;
1871b5c37b79SZhang Rui
1872b5c37b79SZhang Rui return 0;
187365c7713aSBarnabás Pőcze
1874f32e0241SPhilipp Jungkamp shared_init_failed:
187574caab99SArnd Bergmann acpi_remove_notify_handler(priv->adev->handle,
187665c7713aSBarnabás Pőcze ACPI_DEVICE_NOTIFY,
187765c7713aSBarnabás Pőcze ideapad_acpi_notify);
187865c7713aSBarnabás Pőcze
1879b5c37b79SZhang Rui notification_failed:
1880b5c37b79SZhang Rui ideapad_backlight_exit(priv);
188165c7713aSBarnabás Pőcze
1882b5c37b79SZhang Rui backlight_failed:
1883caa315b8SBarnabás Pőcze ideapad_dytc_profile_exit(priv);
188465c7713aSBarnabás Pőcze
1885b5c37b79SZhang Rui for (i = 0; i < IDEAPAD_RFKILL_DEV_NUM; i++)
1886b5c37b79SZhang Rui ideapad_unregister_rfkill(priv, i);
188765c7713aSBarnabás Pőcze
1888503325f8SBarnabás Pőcze ideapad_kbd_bl_exit(priv);
1889b5c37b79SZhang Rui ideapad_input_exit(priv);
189065c7713aSBarnabás Pőcze
1891b5c37b79SZhang Rui input_failed:
1892b5c37b79SZhang Rui ideapad_debugfs_exit(priv);
1893b5c37b79SZhang Rui ideapad_sysfs_exit(priv);
189465c7713aSBarnabás Pőcze
189565c7713aSBarnabás Pőcze return err;
1896b5c37b79SZhang Rui }
1897b5c37b79SZhang Rui
ideapad_acpi_remove(struct platform_device * pdev)1898d21c474cSUwe Kleine-König static void ideapad_acpi_remove(struct platform_device *pdev)
1899b5c37b79SZhang Rui {
1900b5c37b79SZhang Rui struct ideapad_private *priv = dev_get_drvdata(&pdev->dev);
1901b5c37b79SZhang Rui int i;
1902b5c37b79SZhang Rui
1903f32e0241SPhilipp Jungkamp ideapad_shared_exit(priv);
190465c7713aSBarnabás Pőcze
1905b5c37b79SZhang Rui acpi_remove_notify_handler(priv->adev->handle,
190665c7713aSBarnabás Pőcze ACPI_DEVICE_NOTIFY,
190765c7713aSBarnabás Pőcze ideapad_acpi_notify);
190865c7713aSBarnabás Pőcze
1909b5c37b79SZhang Rui ideapad_backlight_exit(priv);
1910eabe5339SJiaxun Yang ideapad_dytc_profile_exit(priv);
191165c7713aSBarnabás Pőcze
1912b5c37b79SZhang Rui for (i = 0; i < IDEAPAD_RFKILL_DEV_NUM; i++)
1913b5c37b79SZhang Rui ideapad_unregister_rfkill(priv, i);
191465c7713aSBarnabás Pőcze
1915503325f8SBarnabás Pőcze ideapad_kbd_bl_exit(priv);
1916b5c37b79SZhang Rui ideapad_input_exit(priv);
1917b5c37b79SZhang Rui ideapad_debugfs_exit(priv);
1918b5c37b79SZhang Rui ideapad_sysfs_exit(priv);
1919b5c37b79SZhang Rui }
1920b5c37b79SZhang Rui
192111fa8da5SZhang Rui #ifdef CONFIG_PM_SLEEP
ideapad_acpi_resume(struct device * dev)1922e1a39a44SBarnabás Pőcze static int ideapad_acpi_resume(struct device *dev)
192307a4a4fcSMaxim Mikityanskiy {
1924e1a39a44SBarnabás Pőcze struct ideapad_private *priv = dev_get_drvdata(dev);
192575a11f11SZhang Rui
192675a11f11SZhang Rui ideapad_sync_rfk_state(priv);
1927f4dd8c44SHans de Goede ideapad_sync_touchpad_state(priv, false);
1928eabe5339SJiaxun Yang
1929eabe5339SJiaxun Yang if (priv->dytc)
1930eabe5339SJiaxun Yang dytc_profile_refresh(priv);
1931eabe5339SJiaxun Yang
193207a4a4fcSMaxim Mikityanskiy return 0;
193307a4a4fcSMaxim Mikityanskiy }
1934b5c37b79SZhang Rui #endif
193507a4a4fcSMaxim Mikityanskiy static SIMPLE_DEV_PM_OPS(ideapad_pm, NULL, ideapad_acpi_resume);
193607a4a4fcSMaxim Mikityanskiy
1937b5c37b79SZhang Rui static const struct acpi_device_id ideapad_device_ids[] = {
1938b5c37b79SZhang Rui {"VPC2004", 0},
1939b5c37b79SZhang Rui {"", 0},
194057ac3b05SIke Panhc };
1941b5c37b79SZhang Rui MODULE_DEVICE_TABLE(acpi, ideapad_device_ids);
1942b5c37b79SZhang Rui
1943b5c37b79SZhang Rui static struct platform_driver ideapad_acpi_driver = {
1944b5c37b79SZhang Rui .probe = ideapad_acpi_add,
1945d21c474cSUwe Kleine-König .remove_new = ideapad_acpi_remove,
1946b5c37b79SZhang Rui .driver = {
1947b5c37b79SZhang Rui .name = "ideapad_acpi",
1948b5c37b79SZhang Rui .pm = &ideapad_pm,
1949b5c37b79SZhang Rui .acpi_match_table = ACPI_PTR(ideapad_device_ids),
1950b5c37b79SZhang Rui },
1951b5c37b79SZhang Rui };
1952b5c37b79SZhang Rui
ideapad_laptop_init(void)1953f32e0241SPhilipp Jungkamp static int __init ideapad_laptop_init(void)
1954f32e0241SPhilipp Jungkamp {
1955f32e0241SPhilipp Jungkamp int err;
1956f32e0241SPhilipp Jungkamp
1957f32e0241SPhilipp Jungkamp err = ideapad_wmi_driver_register();
1958f32e0241SPhilipp Jungkamp if (err)
1959f32e0241SPhilipp Jungkamp return err;
1960f32e0241SPhilipp Jungkamp
1961f32e0241SPhilipp Jungkamp err = platform_driver_register(&ideapad_acpi_driver);
1962f32e0241SPhilipp Jungkamp if (err) {
1963f32e0241SPhilipp Jungkamp ideapad_wmi_driver_unregister();
1964f32e0241SPhilipp Jungkamp return err;
1965f32e0241SPhilipp Jungkamp }
1966f32e0241SPhilipp Jungkamp
1967f32e0241SPhilipp Jungkamp return 0;
1968f32e0241SPhilipp Jungkamp }
module_init(ideapad_laptop_init)1969f32e0241SPhilipp Jungkamp module_init(ideapad_laptop_init)
1970f32e0241SPhilipp Jungkamp
1971f32e0241SPhilipp Jungkamp static void __exit ideapad_laptop_exit(void)
1972f32e0241SPhilipp Jungkamp {
1973f32e0241SPhilipp Jungkamp ideapad_wmi_driver_unregister();
1974f32e0241SPhilipp Jungkamp platform_driver_unregister(&ideapad_acpi_driver);
1975f32e0241SPhilipp Jungkamp }
1976f32e0241SPhilipp Jungkamp module_exit(ideapad_laptop_exit)
197757ac3b05SIke Panhc
197857ac3b05SIke Panhc MODULE_AUTHOR("David Woodhouse <dwmw2@infradead.org>");
197957ac3b05SIke Panhc MODULE_DESCRIPTION("IdeaPad ACPI Extras");
198057ac3b05SIke Panhc MODULE_LICENSE("GPL");
1981