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drm/amdgpu/display: simplify backlight setting 

Avoid the extra wrapper function.

Reviewed-by: Nicholas Kazlauskas <nicholas.kazlauskas@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
This commit is contained in:
Alex Deucher 2020-12-10 01:18:40 -05:00
parent 1b1cbf9229
commit 3c8e99cc12
1 changed files with 4 additions and 16 deletions
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20
drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm.c
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@ -3270,19 +3270,6 @@ static void amdgpu_dm_update_backlight_caps(struct amdgpu_display_manager *dm)
#endif
}
static int set_backlight_via_aux(struct dc_link *link, uint32_t brightness)
{
bool rc;
if (!link)
return 1;
rc = dc_link_set_backlight_level_nits(link, true, brightness,
AUX_BL_DEFAULT_TRANSITION_TIME_MS);
return rc ? 0 : 1;
}
static int get_brightness_range(const struct amdgpu_dm_backlight_caps *caps,
unsigned *min, unsigned *max)
{
@ -3345,9 +3332,10 @@ static int amdgpu_dm_backlight_update_status(struct backlight_device *bd)
brightness = convert_brightness_from_user(&caps, bd->props.brightness);
// Change brightness based on AUX property
if (caps.aux_support)
return set_backlight_via_aux(link, brightness);
rc = dc_link_set_backlight_level(dm->backlight_link, brightness, 0);
rc = dc_link_set_backlight_level_nits(link, true, brightness,
AUX_BL_DEFAULT_TRANSITION_TIME_MS);
else
rc = dc_link_set_backlight_level(dm->backlight_link, brightness, 0);
return rc ? 0 : 1;
}