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author | Maxime Ripard <maxime@cerno.tech> | 2022-09-14 13:27:09 +0200 |
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committer | Maxime Ripard <maxime@cerno.tech> | 2022-09-14 13:27:10 +0200 |
commit | 3f1a3a28e9e00a84705b62f0fdc5e31d0f935615 (patch) | |
tree | 1b579fab836e43ccb94dfb0d48e6651d86512be9 /drivers/gpu/drm/radeon/atombios_encoders.c | |
parent | Merge drm/drm-next into drm-misc-next (diff) | |
parent | drm/todo: Add entry about dealing with brightness control on devices with > 1... (diff) | |
download | linux-3f1a3a28e9e00a84705b62f0fdc5e31d0f935615.tar.xz linux-3f1a3a28e9e00a84705b62f0fdc5e31d0f935615.zip |
Merge tag 'backlight-detect-refactor-1' of git://git.kernel.org/pub/scm/linux/kernel/git/pdx86/platform-drivers-x86 into drm-misc-next
Immutable backlight-detect-refactor branch between acpi, drm-* and pdx86
Tag (immutable branch) with v6.0-rc1 + the (acpi/x86) backlight
detect refactor work. For merging into the acpi, drm-* and pdx86
subsystems.
Signed-off-by: Maxime Ripard <maxime@cerno.tech>
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# gpg: Signature made Mon 05 Sep 2022 09:25:44 AM IST
# gpg: using RSA key BAF03B5D2718411A5E9E177E92EC4779440327DC
# gpg: issuer "hdegoede@redhat.com"
# gpg: Can't check signature: No public key
From: Hans de Goede <hdegoede@redhat.com>
Link: https://patchwork.freedesktop.org/patch/msgid/261afe3d-7790-e945-adf6-a2c96c9b1eff@redhat.com
Diffstat (limited to 'drivers/gpu/drm/radeon/atombios_encoders.c')
-rw-r--r-- | drivers/gpu/drm/radeon/atombios_encoders.c | 7 |
1 files changed, 7 insertions, 0 deletions
diff --git a/drivers/gpu/drm/radeon/atombios_encoders.c b/drivers/gpu/drm/radeon/atombios_encoders.c index 0eae05dfb385..c841c273222e 100644 --- a/drivers/gpu/drm/radeon/atombios_encoders.c +++ b/drivers/gpu/drm/radeon/atombios_encoders.c @@ -32,6 +32,8 @@ #include <drm/drm_file.h> #include <drm/radeon_drm.h> +#include <acpi/video.h> + #include "atom.h" #include "radeon_atombios.h" #include "radeon.h" @@ -209,6 +211,11 @@ void radeon_atom_backlight_init(struct radeon_encoder *radeon_encoder, if (!(rdev->mode_info.firmware_flags & ATOM_BIOS_INFO_BL_CONTROLLED_BY_GPU)) return; + if (!acpi_video_backlight_use_native()) { + drm_info(dev, "Skipping radeon atom DIG backlight registration\n"); + return; + } + pdata = kmalloc(sizeof(struct radeon_backlight_privdata), GFP_KERNEL); if (!pdata) { DRM_ERROR("Memory allocation failed\n"); |