linux/drivers/gpu/drm/amd/amdgpu/amdgpu_acpi.c, branch v5.11

drm/amdgpu: add judgement for suspend/resume sequence

2020-12-15T16:32:46Z

S0ix only makes sense on APUs since they are part of the platform, so only when the ASIC is APU should set amdgpu_acpi_is_s0ix_supported flag to deal with the related situation. Signed-off-by: Likun Gao Reviewed-by: Alex Deucher Signed-off-by: Alex Deucher

drm/amdgpu: add s0i3 capacity check for s0i3 routine (v2)

2020-11-13T22:29:45Z

add amdgpu_acpi_is_s0ix_supported() to check the platform whether support s0i3. v2: fix empty function parameters warning (void) Signed-off-by: Prike Liang Reviewed-by: Alex Deucher Acked-by: Huang Rui Signed-off-by: Alex Deucher

drm/amdgpu: Fix invalid number of character '{' in amdgpu_acpi_init

2020-10-09T19:16:10Z

Fix follow warning: Checking drivers/gpu/drm/amd/amdgpu/amdgpu_acpi.c... [drivers/gpu/drm/amd/amdgpu/amdgpu_acpi.c:770]: (error) Invalid number of character '{' when these macros are defined: ''. Checking drivers/gpu/drm/amd/amdgpu/amdgpu_acpi.c: CONFIG_ACPI... [drivers/gpu/drm/amd/amdgpu/amdgpu_acpi.c:770]: (error) Invalid number of character '{' when these macros are defined: 'CONFIG_ACPI'. ...... Checking drivers/gpu/drm/amd/amdgpu/amdgpu_acpi.c: CONFIG_X86... [drivers/gpu/drm/amd/amdgpu/amdgpu_acpi.c:770]: (error) Invalid number of character '{' when these macros are defined: 'CONFIG_X86'. Checking drivers/gpu/drm/amd/amdgpu/amdgpu_acpi.c: _X86_... [drivers/gpu/drm/amd/amdgpu/amdgpu_acpi.c:770]: (error) Invalid number of character '{' when these macros are defined: '_X86_'. Checking drivers/gpu/drm/amd/amdgpu/amdgpu_acpi.c: __linux__... [drivers/gpu/drm/amd/amdgpu/amdgpu_acpi.c:770]: (error) Invalid number of character '{' when these macros are defined: '__linux__'. Fixes: 97d798b276e9 ("drm/amdgpu: simplify ATIF backlight handling") Reported-by: Hulk Robot Signed-off-by: Ye Bin Signed-off-by: Alex Deucher

drm/amdgpu: Get DRM dev from adev by inline-f

2020-08-24T17:06:06Z

Add a static inline adev_to_drm() to obtain the DRM device pointer from an amdgpu_device pointer. Signed-off-by: Luben Tuikov Reviewed-by: Alex Deucher Signed-off-by: Alex Deucher

drm/amdgpu: simplify ATIF backlight handling

2020-05-28T18:00:49Z

Just register the a pointer to the backlight device and use that. Unifies the DC and non-DC handling. Acked-by: Evan Quan Signed-off-by: Alex Deucher

amdgpu_acpi: add backlight control for the DC case

2020-05-05T17:12:55Z

This uses backlight_device_set_brightness() to set the brightness level requested via ATIF. Signed-off-by: Andriy Gapon Signed-off-by: Alex Deucher

drm/amd: drop use of drmP.h in amdgpu/amdgpu*

2019-06-10T21:02:48Z

Drop use of drmP.h in all files named amdgpu* in drm/amd/amdgpu/ Fix fallout. Signed-off-by: Sam Ravnborg Reviewed-by: Alex Deucher Cc: "Christian König" Cc: "David (ChunMing) Zhou" Cc: David Airlie Cc: Daniel Vetter Link: https://patchwork.freedesktop.org/patch/msgid/20190609220757.10862-10-sam@ravnborg.org

drm/amdgpu: remove ATPX_DGPU_REQ_POWER_FOR_DISPLAYS check when hotplug-in

2019-05-06T14:36:23Z

In amdgpu_atif_handler, when hotplug event received, remove ATPX_DGPU_REQ_POWER_FOR_DISPLAYS check. This bit's check will cause missing system resume. Signed-off-by: Aaron Liu Reviewed-by: Alex Deucher Signed-off-by: Alex Deucher Cc: stable@vger.kernel.org

drm/amdgpu/acpi: NULL check before some freeing functions is not needed

2018-12-05T22:50:26Z

kfree(NULL) is safe, so removes NULL check before freeing the mem. This patch also fix the ifnullfree.cocci warnings. Reviewed-by: Lyude Paul Signed-off-by: Wen Yang CC: Alex Deucher CC: christian.koenig@amd.com CC: "David (ChunMing) Zhou" CC: David Airlie (maintainer:DRM DRIVERS) CC: Lyude Paul CC: Rex Zhu CC: Jim Qu CC: amd-gfx@lists.freedesktop.org CC: dri-devel@lists.freedesktop.org Signed-off-by: Alex Deucher

drm/amd: Query and use ACPI backlight caps

2018-11-26T20:54:39Z

ACPI ATIF has a function called query backlight transfer characteristics. Among the information returned by this function is the minimum and maximum input signals for the backlight Call that function on ACPI init. When DM backlight device is updated, copy over the backlight caps into DM, but only once. Use the backlight caps in the backlight-to-dc calculation Signed-off-by: David Francis Reviewed-by: Harry Wentland Signed-off-by: Alex Deucher