diff options
Diffstat (limited to 'include/drm/display/drm_dp_helper.h')
| -rw-r--r-- | include/drm/display/drm_dp_helper.h | 13 |
1 files changed, 13 insertions, 0 deletions
diff --git a/include/drm/display/drm_dp_helper.h b/include/drm/display/drm_dp_helper.h index 194715083399..b88cc53425e0 100644 --- a/include/drm/display/drm_dp_helper.h +++ b/include/drm/display/drm_dp_helper.h @@ -252,6 +252,19 @@ drm_edp_backlight_supported(const u8 edp_dpcd[EDP_DISPLAY_CTL_CAP_SIZE]) return !!(edp_dpcd[1] & DP_EDP_TCON_BACKLIGHT_ADJUSTMENT_CAP); } +/** + * drm_dp_is_uhbr_rate - Determine if a link rate is UHBR + * @link_rate: link rate in 10kbits/s units + * + * Determine if the provided link rate is an UHBR rate. + * + * Returns: %True if @link_rate is an UHBR rate. + */ +static inline bool drm_dp_is_uhbr_rate(int link_rate) +{ + return link_rate >= 1000000; +} + /* * DisplayPort AUX channel */ |