diff options
Diffstat (limited to 'include/drm/drm_dp_helper.h')
| -rw-r--r-- | include/drm/drm_dp_helper.h | 7 |
1 files changed, 4 insertions, 3 deletions
diff --git a/include/drm/drm_dp_helper.h b/include/drm/drm_dp_helper.h index afdf7f4183f9..8b2ed4199284 100644 --- a/include/drm/drm_dp_helper.h +++ b/include/drm/drm_dp_helper.h @@ -1868,7 +1868,7 @@ drm_dp_sink_can_do_video_without_timing_msa(const u8 dpcd[DP_RECEIVER_CAP_SIZE]) * * Note that currently this function will return %false for panels which support various DPCD * backlight features but which require the brightness be set through PWM, and don't support setting - * the brightness level via the DPCD. This is a TODO. + * the brightness level via the DPCD. * * Returns: %True if @edp_dpcd indicates that VESA backlight controls are supported, %false * otherwise @@ -1876,8 +1876,7 @@ drm_dp_sink_can_do_video_without_timing_msa(const u8 dpcd[DP_RECEIVER_CAP_SIZE]) static inline bool drm_edp_backlight_supported(const u8 edp_dpcd[EDP_DISPLAY_CTL_CAP_SIZE]) { - return (edp_dpcd[1] & DP_EDP_TCON_BACKLIGHT_ADJUSTMENT_CAP) && - (edp_dpcd[2] & DP_EDP_BACKLIGHT_BRIGHTNESS_AUX_SET_CAP); + return !!(edp_dpcd[1] & DP_EDP_TCON_BACKLIGHT_ADJUSTMENT_CAP); } /* @@ -2238,6 +2237,7 @@ drm_dp_has_quirk(const struct drm_dp_desc *desc, enum drm_dp_quirk quirk) * @max: The maximum backlight level that may be set * @lsb_reg_used: Do we also write values to the DP_EDP_BACKLIGHT_BRIGHTNESS_LSB register? * @aux_enable: Does the panel support the AUX enable cap? + * @aux_set: Does the panel support setting the brightness through AUX? * * This structure contains various data about an eDP backlight, which can be populated by using * drm_edp_backlight_init(). @@ -2249,6 +2249,7 @@ struct drm_edp_backlight_info { bool lsb_reg_used : 1; bool aux_enable : 1; + bool aux_set : 1; }; int |