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Merge "drm/edid: add support for parsing quantization select field"

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Linux Build Service Account 2017-08-07 04:11:14 -07:00 • committed by Gerrit - the friendly Code Review server
commit de64b55406
2 changed files with 10 additions and 0 deletions
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6
drivers/gpu/drm/drm_edid.c
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@ -3526,11 +3526,17 @@ drm_extract_vcdb_info(struct drm_connector *connector, const u8 *db)
(db[2] & (BIT(3) | BIT(2))) >> 2;
connector->ce_scan_info =
db[2] & (BIT(1) | BIT(0));
connector->rgb_qs =
db[2] & BIT(6);
connector->yuv_qs =
db[2] & BIT(7);
DRM_DEBUG_KMS("Scan Info (pt|it|ce): (%d|%d|%d)",
(int) connector->pt_scan_info,
(int) connector->it_scan_info,
(int) connector->ce_scan_info);
DRM_DEBUG_KMS("rgb_quant_range_select %d", connector->rgb_qs);
DRM_DEBUG_KMS("ycc_quant_range_select %d", connector->yuv_qs);
}
static bool drm_edid_is_luminance_value_present(

4
include/drm/drm_crtc.h
View file

@ -658,6 +658,8 @@ struct drm_encoder {
* @hdr_avg_luminance: desired avg luminance obtained from HDR block
* @hdr_min_luminance: desired min luminance obtained from HDR block
* @hdr_supported: does the sink support HDR content
* @rgb_qs: does the sink declare RGB selectable quantization range
* @yuv_qs: does the sink declare YCC selectable quantization range
* @edid_corrupt: indicates whether the last read EDID was corrupt
* @debugfs_entry: debugfs directory for this connector
* @state: current atomic state for this connector
@ -746,6 +748,8 @@ struct drm_connector {
u32 hdr_avg_luminance;
u32 hdr_min_luminance;
bool hdr_supported;
bool rgb_qs;
bool yuv_qs;
/* Flag for raw EDID header corruption - used in Displayport
* compliance testing - * Displayport Link CTS Core 1.2 rev1.1 4.2.2.6
*/