diff options
| author | Dmitry Torokhov <[email protected]> | 2022-12-12 10:47:03 -0800 |
|---|---|---|
| committer | Dmitry Torokhov <[email protected]> | 2022-12-12 10:47:03 -0800 |
| commit | e291c116f60f3c1ca98090f0f8e7c77e658562fb (patch) | |
| tree | 2fbe810f2a6f8b29f1cdaefd87b24debbfa0ec07 /drivers/gpu/drm/amd/amdgpu/atombios_encoders.c | |
| parent | 8c9a59939deb4bfafdc451100c03d1e848b4169b (diff) | |
| parent | c3991107a28a5ad0bd90660ca3bbf8c2c220ea98 (diff) | |
Merge branch 'next' into for-linus
Prepare input updates for 6.2 merge window.
Diffstat (limited to 'drivers/gpu/drm/amd/amdgpu/atombios_encoders.c')
| -rw-r--r-- | drivers/gpu/drm/amd/amdgpu/atombios_encoders.c | 14 |
1 files changed, 13 insertions, 1 deletions
diff --git a/drivers/gpu/drm/amd/amdgpu/atombios_encoders.c b/drivers/gpu/drm/amd/amdgpu/atombios_encoders.c index fa7421afb9a6..6be9ac2b9c5b 100644 --- a/drivers/gpu/drm/amd/amdgpu/atombios_encoders.c +++ b/drivers/gpu/drm/amd/amdgpu/atombios_encoders.c @@ -26,6 +26,8 @@ #include <linux/pci.h> +#include <acpi/video.h> + #include <drm/drm_crtc_helper.h> #include <drm/amdgpu_drm.h> #include "amdgpu.h" @@ -182,7 +184,12 @@ void amdgpu_atombios_encoder_init_backlight(struct amdgpu_encoder *amdgpu_encode return; if (!(adev->mode_info.firmware_flags & ATOM_BIOS_INFO_BL_CONTROLLED_BY_GPU)) - return; + goto register_acpi_backlight; + + if (!acpi_video_backlight_use_native()) { + drm_info(dev, "Skipping amdgpu atom DIG backlight registration\n"); + goto register_acpi_backlight; + } pdata = kmalloc(sizeof(struct amdgpu_backlight_privdata), GFP_KERNEL); if (!pdata) { @@ -218,6 +225,11 @@ void amdgpu_atombios_encoder_init_backlight(struct amdgpu_encoder *amdgpu_encode error: kfree(pdata); return; + +register_acpi_backlight: + /* Try registering an ACPI video backlight device instead. */ + acpi_video_register_backlight(); + return; } void |