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drm/radeon: move bl encoder assignment into bl init 

So that the bl encoder will be null if the GPU does not
control the backlight.

Reviewed-by: Michel Dänzer <michel.daenzer@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
Cc: stable@vger.kernel.org
This commit is contained in:
Alex Deucher 2015-10-28 14:26:32 -04:00
parent 22ca7ca52e
commit 4cee6a9057
3 changed files with 2 additions and 1 deletions
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1
drivers/gpu/drm/radeon/atombios_encoders.c
View File

@ -237,6 +237,7 @@ void radeon_atom_backlight_init(struct radeon_encoder *radeon_encoder,
backlight_update_status(bd);
DRM_INFO("radeon atom DIG backlight initialized\n");
rdev->mode_info.bl_encoder = radeon_encoder;
return;

1
drivers/gpu/drm/radeon/radeon_encoders.c
View File

@ -194,7 +194,6 @@ static void radeon_encoder_add_backlight(struct radeon_encoder *radeon_encoder,
radeon_atom_backlight_init(radeon_encoder, connector);
else
radeon_legacy_backlight_init(radeon_encoder, connector);
rdev->mode_info.bl_encoder = radeon_encoder;
}
}

1
drivers/gpu/drm/radeon/radeon_legacy_encoders.c
View File

@ -441,6 +441,7 @@ void radeon_legacy_backlight_init(struct radeon_encoder *radeon_encoder,
backlight_update_status(bd);
DRM_INFO("radeon legacy LVDS backlight initialized\n");
rdev->mode_info.bl_encoder = radeon_encoder;
return;