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| author |   Maarten Lankhorst <maarten.lankhorst@linux.intel.com> | 2018-11-29 16:12:27 +0100 |
|---|---|---|
| committer | Maarten Lankhorst <maarten.lankhorst@linux.intel.com> | 2018-11-29 16:12:50 +0100 |
| commit | 65ffc51aba406636a901b02067287d8535c02417 (patch) | |
| tree | 206de4631c3f7d61ea552e50bde2841c558c7812 /drivers/gpu/drm/amd/display/dc/dc_link.h | |
| parent | drm/virtio: virtio_gpu_cmd_resource_create_3d: drop unused fence arg (diff) | |
| parent | Merge v4.20-rc4 into drm-next (diff) | |
| download | linux-dev-65ffc51aba406636a901b02067287d8535c02417.tar.xz linux-dev-65ffc51aba406636a901b02067287d8535c02417.zip | |
Merge remote-tracking branch 'drm/drm-next' into drm-misc-next
Requested by Boris Brezillon for some vc4 fixes that are needed for future vc4 work.
Signed-off-by: Maarten Lankhorst <maarten.lankhorst@linux.intel.com>
Diffstat (limited to 'drivers/gpu/drm/amd/display/dc/dc_link.h')
| -rw-r--r-- | drivers/gpu/drm/amd/display/dc/dc_link.h | 11 |
1 files changed, 8 insertions, 3 deletions
diff --git a/drivers/gpu/drm/amd/display/dc/dc_link.h b/drivers/gpu/drm/amd/display/dc/dc_link.h index 3bfdccceb524..8738f27a8708 100644 --- a/drivers/gpu/drm/amd/display/dc/dc_link.h +++ b/drivers/gpu/drm/amd/display/dc/dc_link.h @@ -138,9 +138,14 @@ static inline struct dc_link *dc_get_link_at_index(struct dc *dc, uint32_t link_ return dc->links[link_index]; } -/* Set backlight level of an embedded panel (eDP, LVDS). */ -bool dc_link_set_backlight_level(const struct dc_link *dc_link, uint32_t level, - uint32_t frame_ramp, const struct dc_stream_state *stream); +/* Set backlight level of an embedded panel (eDP, LVDS). + * backlight_pwm_u16_16 is unsigned 32 bit with 16 bit integer + * and 16 bit fractional, where 1.0 is max backlight value. + */ +bool dc_link_set_backlight_level(const struct dc_link *dc_link, + uint32_t backlight_pwm_u16_16, + uint32_t frame_ramp, + const struct dc_stream_state *stream); int dc_link_get_backlight_level(const struct dc_link *dc_link); |