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drm/amdgpu/display: simplify backlight setting

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commit a2f8d988698d7d3645b045f4940415b045140b81 upstream.

Avoid the extra wrapper function.

Reviewed-by: Nicholas Kazlauskas <nicholas.kazlauskas@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
Cc: stable@vger.kernel.org
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
This commit is contained in:
Alex Deucher 2020-12-10 01:18:40 -05:00 committed by Greg Kroah-Hartman
parent 96b097e841
commit 4b55b9fd9b
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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@ -3043,19 +3043,6 @@ 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)
{
@ -3118,9 +3105,10 @@ 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;
}