Searched refs:dpcd_buf (Results 1 – 2 of 2) sorted by relevance
| /Linux-v5.15/drivers/gpu/drm/amd/display/dc/core/ |
| D | dc_link_dp.c | 644 uint8_t dpcd_buf[6] = {0}; in dp_get_lane_status_and_drive_settings() local
662 (uint8_t *)(dpcd_buf), in dp_get_lane_status_and_drive_settings()
663 sizeof(dpcd_buf)); in dp_get_lane_status_and_drive_settings()
670 get_nibble_at_index(&dpcd_buf[0], lane); in dp_get_lane_status_and_drive_settings()
672 get_nibble_at_index(&dpcd_buf[lane_adjust_offset], lane); in dp_get_lane_status_and_drive_settings()
675 ln_status_updated->raw = dpcd_buf[2]; in dp_get_lane_status_and_drive_settings()
682 lane01_status_address, dpcd_buf[0], in dp_get_lane_status_and_drive_settings()
683 lane01_status_address + 1, dpcd_buf[1]); in dp_get_lane_status_and_drive_settings()
687 lane01_status_address, dpcd_buf[0], in dp_get_lane_status_and_drive_settings()
688 lane01_status_address + 1, dpcd_buf[1]); in dp_get_lane_status_and_drive_settings()
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| /Linux-v5.15/drivers/gpu/drm/ |
| D | drm_dp_helper.c | 3217 u8 dpcd_buf, new_dpcd_buf; in drm_edp_backlight_enable() local
3219 ret = drm_dp_dpcd_readb(aux, DP_EDP_BACKLIGHT_MODE_SET_REGISTER, &dpcd_buf); in drm_edp_backlight_enable()
3226 new_dpcd_buf = dpcd_buf; in drm_edp_backlight_enable()
3228 if ((dpcd_buf & DP_EDP_BACKLIGHT_CONTROL_MODE_MASK) != DP_EDP_BACKLIGHT_CONTROL_MODE_DPCD) { in drm_edp_backlight_enable()
3250 if (new_dpcd_buf != dpcd_buf) { in drm_edp_backlight_enable()
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