diff options
Diffstat (limited to 'drivers/gpu/drm/drm_edid.c')
| -rw-r--r-- | drivers/gpu/drm/drm_edid.c | 634 |
1 files changed, 625 insertions, 9 deletions
diff --git a/drivers/gpu/drm/drm_edid.c b/drivers/gpu/drm/drm_edid.c index a9bf02ea0a3b..26834eb69b05 100644 --- a/drivers/gpu/drm/drm_edid.c +++ b/drivers/gpu/drm/drm_edid.c @@ -36,6 +36,7 @@ #include <drm/drmP.h> #include <drm/drm_edid.h> #include <drm/drm_displayid.h> +#include <drm/drm_scdc_helper.h> #define version_greater(edid, maj, min) \ (((edid)->version > (maj)) || \ @@ -78,6 +79,8 @@ #define EDID_QUIRK_FORCE_6BPC (1 << 10) /* Force 10bpc */ #define EDID_QUIRK_FORCE_10BPC (1 << 11) +/* Non desktop display (i.e. HMD) */ +#define EDID_QUIRK_NON_DESKTOP (1 << 12) struct detailed_mode_closure { struct drm_connector *connector; @@ -168,6 +171,10 @@ static const struct edid_quirk { /* Rotel RSX-1058 forwards sink's EDID but only does HDMI 1.1*/ { "ETR", 13896, EDID_QUIRK_FORCE_8BPC }, + + /* Quantum data 980 */ + { "QDI", 980, EDID_QUIRK_PREFER_LARGE_60 }, + { "QDI", 178, EDID_QUIRK_PREFER_LARGE_60 }, }; /* @@ -1017,6 +1024,221 @@ static const struct drm_display_mode edid_cea_modes[] = { 2492, 2640, 0, 1080, 1084, 1089, 1125, 0, DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_PVSYNC), .vrefresh = 100, .picture_aspect_ratio = HDMI_PICTURE_ASPECT_16_9, }, + /* 65 - 1280x720@24Hz */ + { DRM_MODE("1280x720", DRM_MODE_TYPE_DRIVER, 59400, 1280, 3040, + 3080, 3300, 0, 720, 725, 730, 750, 0, + DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_PVSYNC), + .vrefresh = 24, .picture_aspect_ratio = HDMI_PICTURE_ASPECT_64_27, }, + /* 66 - 1280x720@25Hz */ + { DRM_MODE("1280x720", DRM_MODE_TYPE_DRIVER, 74250, 1280, 3700, + 3740, 3960, 0, 720, 725, 730, 750, 0, + DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_PVSYNC), + .vrefresh = 25, .picture_aspect_ratio = HDMI_PICTURE_ASPECT_64_27, }, + /* 67 - 1280x720@30Hz */ + { DRM_MODE("1280x720", DRM_MODE_TYPE_DRIVER, 74250, 1280, 3040, + 3080, 3300, 0, 720, 725, 730, 750, 0, + DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_PVSYNC), + .vrefresh = 30, .picture_aspect_ratio = HDMI_PICTURE_ASPECT_64_27, }, + /* 68 - 1280x720@50Hz */ + { DRM_MODE("1280x720", DRM_MODE_TYPE_DRIVER, 74250, 1280, 1720, + 1760, 1980, 0, 720, 725, 730, 750, 0, + DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_PVSYNC), + .vrefresh = 50, .picture_aspect_ratio = HDMI_PICTURE_ASPECT_64_27, }, + /* 69 - 1280x720@60Hz */ + { DRM_MODE("1280x720", DRM_MODE_TYPE_DRIVER, 74250, 1280, 1390, + 1430, 1650, 0, 720, 725, 730, 750, 0, + DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_PVSYNC), + .vrefresh = 60, .picture_aspect_ratio = HDMI_PICTURE_ASPECT_64_27, }, + /* 70 - 1280x720@100Hz */ + { DRM_MODE("1280x720", DRM_MODE_TYPE_DRIVER, 148500, 1280, 1720, + 1760, 1980, 0, 720, 725, 730, 750, 0, + DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_PVSYNC), + .vrefresh = 100, .picture_aspect_ratio = HDMI_PICTURE_ASPECT_64_27, }, + /* 71 - 1280x720@120Hz */ + { DRM_MODE("1280x720", DRM_MODE_TYPE_DRIVER, 148500, 1280, 1390, + 1430, 1650, 0, 720, 725, 730, 750, 0, + DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_PVSYNC), + .vrefresh = 120, .picture_aspect_ratio = HDMI_PICTURE_ASPECT_64_27, }, + /* 72 - 1920x1080@24Hz */ + { DRM_MODE("1920x1080", DRM_MODE_TYPE_DRIVER, 74250, 1920, 2558, + 2602, 2750, 0, 1080, 1084, 1089, 1125, 0, + DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_PVSYNC), + .vrefresh = 24, .picture_aspect_ratio = HDMI_PICTURE_ASPECT_64_27, }, + /* 73 - 1920x1080@25Hz */ + { DRM_MODE("1920x1080", DRM_MODE_TYPE_DRIVER, 74250, 1920, 2448, + 2492, 2640, 0, 1080, 1084, 1089, 1125, 0, + DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_PVSYNC), + .vrefresh = 25, .picture_aspect_ratio = HDMI_PICTURE_ASPECT_64_27, }, + /* 74 - 1920x1080@30Hz */ + { DRM_MODE("1920x1080", DRM_MODE_TYPE_DRIVER, 74250, 1920, 2008, + 2052, 2200, 0, 1080, 1084, 1089, 1125, 0, + DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_PVSYNC), + .vrefresh = 30, .picture_aspect_ratio = HDMI_PICTURE_ASPECT_64_27, }, + /* 75 - 1920x1080@50Hz */ + { DRM_MODE("1920x1080", DRM_MODE_TYPE_DRIVER, 148500, 1920, 2448, + 2492, 2640, 0, 1080, 1084, 1089, 1125, 0, + DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_PVSYNC), + .vrefresh = 50, .picture_aspect_ratio = HDMI_PICTURE_ASPECT_64_27, }, + /* 76 - 1920x1080@60Hz */ + { DRM_MODE("1920x1080", DRM_MODE_TYPE_DRIVER, 148500, 1920, 2008, + 2052, 2200, 0, 1080, 1084, 1089, 1125, 0, + DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_PVSYNC), + .vrefresh = 60, .picture_aspect_ratio = HDMI_PICTURE_ASPECT_64_27, }, + /* 77 - 1920x1080@100Hz */ + { DRM_MODE("1920x1080", DRM_MODE_TYPE_DRIVER, 297000, 1920, 2448, + 2492, 2640, 0, 1080, 1084, 1089, 1125, 0, + DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_PVSYNC), + .vrefresh = 100, .picture_aspect_ratio = HDMI_PICTURE_ASPECT_64_27, }, + /* 78 - 1920x1080@120Hz */ + { DRM_MODE("1920x1080", DRM_MODE_TYPE_DRIVER, 297000, 1920, 2008, + 2052, 2200, 0, 1080, 1084, 1089, 1125, 0, + DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_PVSYNC), + .vrefresh = 120, .picture_aspect_ratio = HDMI_PICTURE_ASPECT_64_27, }, + /* 79 - 1680x720@24Hz */ + { DRM_MODE("1680x720", DRM_MODE_TYPE_DRIVER, 59400, 1680, 3040, + 3080, 3300, 0, 720, 725, 730, 750, 0, + DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_PVSYNC), + .vrefresh = 24, .picture_aspect_ratio = HDMI_PICTURE_ASPECT_64_27, }, + /* 80 - 1680x720@25Hz */ + { DRM_MODE("1680x720", DRM_MODE_TYPE_DRIVER, 59400, 1680, 2908, + 2948, 3168, 0, 720, 725, 730, 750, 0, + DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_PVSYNC), + .vrefresh = 25, .picture_aspect_ratio = HDMI_PICTURE_ASPECT_64_27, }, + /* 81 - 1680x720@30Hz */ + { DRM_MODE("1680x720", DRM_MODE_TYPE_DRIVER, 59400, 1680, 2380, + 2420, 2640, 0, 720, 725, 730, 750, 0, + DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_PVSYNC), + .vrefresh = 30, .picture_aspect_ratio = HDMI_PICTURE_ASPECT_64_27, }, + /* 82 - 1680x720@50Hz */ + { DRM_MODE("1680x720", DRM_MODE_TYPE_DRIVER, 82500, 1680, 1940, + 1980, 2200, 0, 720, 725, 730, 750, 0, + DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_PVSYNC), + .vrefresh = 50, .picture_aspect_ratio = HDMI_PICTURE_ASPECT_64_27, }, + /* 83 - 1680x720@60Hz */ + { DRM_MODE("1680x720", DRM_MODE_TYPE_DRIVER, 99000, 1680, 1940, + 1980, 2200, 0, 720, 725, 730, 750, 0, + DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_PVSYNC), + .vrefresh = 60, .picture_aspect_ratio = HDMI_PICTURE_ASPECT_64_27, }, + /* 84 - 1680x720@100Hz */ + { DRM_MODE("1680x720", DRM_MODE_TYPE_DRIVER, 165000, 1680, 1740, + 1780, 2000, 0, 720, 725, 730, 825, 0, + DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_PVSYNC), + .vrefresh = 100, .picture_aspect_ratio = HDMI_PICTURE_ASPECT_64_27, }, + /* 85 - 1680x720@120Hz */ + { DRM_MODE("1680x720", DRM_MODE_TYPE_DRIVER, 198000, 1680, 1740, + 1780, 2000, 0, 720, 725, 730, 825, 0, + DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_PVSYNC), + .vrefresh = 120, .picture_aspect_ratio = HDMI_PICTURE_ASPECT_64_27, }, + /* 86 - 2560x1080@24Hz */ + { DRM_MODE("2560x1080", DRM_MODE_TYPE_DRIVER, 99000, 2560, 3558, + 3602, 3750, 0, 1080, 1084, 1089, 1100, 0, + DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_PVSYNC), + .vrefresh = 24, .picture_aspect_ratio = HDMI_PICTURE_ASPECT_64_27, }, + /* 87 - 2560x1080@25Hz */ + { DRM_MODE("2560x1080", DRM_MODE_TYPE_DRIVER, 90000, 2560, 3008, + 3052, 3200, 0, 1080, 1084, 1089, 1125, 0, + DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_PVSYNC), + .vrefresh = 25, .picture_aspect_ratio = HDMI_PICTURE_ASPECT_64_27, }, + /* 88 - 2560x1080@30Hz */ + { DRM_MODE("2560x1080", DRM_MODE_TYPE_DRIVER, 118800, 2560, 3328, + 3372, 3520, 0, 1080, 1084, 1089, 1125, 0, + DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_PVSYNC), + .vrefresh = 30, .picture_aspect_ratio = HDMI_PICTURE_ASPECT_64_27, }, + /* 89 - 2560x1080@50Hz */ + { DRM_MODE("2560x1080", DRM_MODE_TYPE_DRIVER, 185625, 2560, 3108, + 3152, 3300, 0, 1080, 1084, 1089, 1125, 0, + DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_PVSYNC), + .vrefresh = 50, .picture_aspect_ratio = HDMI_PICTURE_ASPECT_64_27, }, + /* 90 - 2560x1080@60Hz */ + { DRM_MODE("2560x1080", DRM_MODE_TYPE_DRIVER, 198000, 2560, 2808, + 2852, 3000, 0, 1080, 1084, 1089, 1100, 0, + DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_PVSYNC), + .vrefresh = 60, .picture_aspect_ratio = HDMI_PICTURE_ASPECT_64_27, }, + /* 91 - 2560x1080@100Hz */ + { DRM_MODE("2560x1080", DRM_MODE_TYPE_DRIVER, 371250, 2560, 2778, + 2822, 2970, 0, 1080, 1084, 1089, 1250, 0, + DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_PVSYNC), + .vrefresh = 100, .picture_aspect_ratio = HDMI_PICTURE_ASPECT_64_27, }, + /* 92 - 2560x1080@120Hz */ + { DRM_MODE("2560x1080", DRM_MODE_TYPE_DRIVER, 495000, 2560, 3108, + 3152, 3300, 0, 1080, 1084, 1089, 1250, 0, + DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_PVSYNC), + .vrefresh = 120, .picture_aspect_ratio = HDMI_PICTURE_ASPECT_64_27, }, + /* 93 - 3840x2160p@24Hz 16:9 */ + { DRM_MODE("3840x2160", DRM_MODE_TYPE_DRIVER, 297000, 3840, 5116, + 5204, 5500, 0, 2160, 2168, 2178, 2250, 0, + DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_PVSYNC), + .vrefresh = 24, .picture_aspect_ratio = HDMI_PICTURE_ASPECT_16_9, }, + /* 94 - 3840x2160p@25Hz 16:9 */ + { DRM_MODE("3840x2160", DRM_MODE_TYPE_DRIVER, 297000, 3840, 4896, + 4984, 5280, 0, 2160, 2168, 2178, 2250, 0, + DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_PVSYNC), + .vrefresh = 25, .picture_aspect_ratio = HDMI_PICTURE_ASPECT_16_9, }, + /* 95 - 3840x2160p@30Hz 16:9 */ + { DRM_MODE("3840x2160", DRM_MODE_TYPE_DRIVER, 297000, 3840, 4016, + 4104, 4400, 0, 2160, 2168, 2178, 2250, 0, + DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_PVSYNC), + .vrefresh = 30, .picture_aspect_ratio = HDMI_PICTURE_ASPECT_16_9, }, + /* 96 - 3840x2160p@50Hz 16:9 */ + { DRM_MODE("3840x2160", DRM_MODE_TYPE_DRIVER, 594000, 3840, 4896, + 4984, 5280, 0, 2160, 2168, 2178, 2250, 0, + DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_PVSYNC), + .vrefresh = 50, .picture_aspect_ratio = HDMI_PICTURE_ASPECT_16_9, }, + /* 97 - 3840x2160p@60Hz 16:9 */ + { DRM_MODE("3840x2160", DRM_MODE_TYPE_DRIVER, 594000, 3840, 4016, + 4104, 4400, 0, 2160, 2168, 2178, 2250, 0, + DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_PVSYNC), + .vrefresh = 60, .picture_aspect_ratio = HDMI_PICTURE_ASPECT_16_9, }, + /* 98 - 4096x2160p@24Hz 256:135 */ + { DRM_MODE("4096x2160", DRM_MODE_TYPE_DRIVER, 297000, 4096, 5116, + 5204, 5500, 0, 2160, 2168, 2178, 2250, 0, + DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_PVSYNC), + .vrefresh = 24, .picture_aspect_ratio = HDMI_PICTURE_ASPECT_256_135, }, + /* 99 - 4096x2160p@25Hz 256:135 */ + { DRM_MODE("4096x2160", DRM_MODE_TYPE_DRIVER, 297000, 4096, 5064, + 5152, 5280, 0, 2160, 2168, 2178, 2250, 0, + DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_PVSYNC), + .vrefresh = 25, .picture_aspect_ratio = HDMI_PICTURE_ASPECT_256_135, }, + /* 100 - 4096x2160p@30Hz 256:135 */ + { DRM_MODE("4096x2160", DRM_MODE_TYPE_DRIVER, 297000, 4096, 4184, + 4272, 4400, 0, 2160, 2168, 2178, 2250, 0, + DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_PVSYNC), + .vrefresh = 30, .picture_aspect_ratio = HDMI_PICTURE_ASPECT_256_135, }, + /* 101 - 4096x2160p@50Hz 256:135 */ + { DRM_MODE("4096x2160", DRM_MODE_TYPE_DRIVER, 594000, 4096, 5064, + 5152, 5280, 0, 2160, 2168, 2178, 2250, 0, + DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_PVSYNC), + .vrefresh = 50, .picture_aspect_ratio = HDMI_PICTURE_ASPECT_256_135, }, + /* 102 - 4096x2160p@60Hz 256:135 */ + { DRM_MODE("4096x2160", DRM_MODE_TYPE_DRIVER, 594000, 4096, 4184, + 4272, 4400, 0, 2160, 2168, 2178, 2250, 0, + DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_PVSYNC), + .vrefresh = 60, .picture_aspect_ratio = HDMI_PICTURE_ASPECT_256_135, }, + /* 103 - 3840x2160p@24Hz 64:27 */ + { DRM_MODE("3840x2160", DRM_MODE_TYPE_DRIVER, 297000, 3840, 5116, + 5204, 5500, 0, 2160, 2168, 2178, 2250, 0, + DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_PVSYNC), + .vrefresh = 24, .picture_aspect_ratio = HDMI_PICTURE_ASPECT_64_27, }, + /* 104 - 3840x2160p@25Hz 64:27 */ + { DRM_MODE("3840x2160", DRM_MODE_TYPE_DRIVER, 297000, 3840, 4896, + 4984, 5280, 0, 2160, 2168, 2178, 2250, 0, + DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_PVSYNC), + .vrefresh = 25, .picture_aspect_ratio = HDMI_PICTURE_ASPECT_64_27, }, + /* 105 - 3840x2160p@30Hz 64:27 */ + { DRM_MODE("3840x2160", DRM_MODE_TYPE_DRIVER, 297000, 3840, 4016, + 4104, 4400, 0, 2160, 2168, 2178, 2250, 0, + DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_PVSYNC), + .vrefresh = 30, .picture_aspect_ratio = HDMI_PICTURE_ASPECT_64_27, }, + /* 106 - 3840x2160p@50Hz 64:27 */ + { DRM_MODE("3840x2160", DRM_MODE_TYPE_DRIVER, 594000, 3840, 4896, + 4984, 5280, 0, 2160, 2168, 2178, 2250, 0, + DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_PVSYNC), + .vrefresh = 50, .picture_aspect_ratio = HDMI_PICTURE_ASPECT_64_27, }, + /* 107 - 3840x2160p@60Hz 64:27 */ + { DRM_MODE("3840x2160", DRM_MODE_TYPE_DRIVER, 594000, 3840, 4016, + 4104, 4400, 0, 2160, 2168, 2178, 2250, 0, + DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_PVSYNC), + .vrefresh = 60, .picture_aspect_ratio = HDMI_PICTURE_ASPECT_64_27, }, }; /* @@ -2539,12 +2761,32 @@ add_detailed_modes(struct drm_connector *connector, struct edid *edid, #define VIDEO_BLOCK 0x02 #define VENDOR_BLOCK 0x03 #define SPEAKER_BLOCK 0x04 -#define VIDEO_CAPABILITY_BLOCK 0x07 +#define USE_EXTENDED_TAG 0x07 +#define EXT_VIDEO_CAPABILITY_BLOCK 0x00 +#define EXT_VIDEO_DATA_BLOCK_420 0x0E +#define EXT_VIDEO_CAP_BLOCK_Y420CMDB 0x0F #define EDID_BASIC_AUDIO (1 << 6) #define EDID_CEA_YCRCB444 (1 << 5) #define EDID_CEA_YCRCB422 (1 << 4) #define EDID_CEA_VCDB_QS (1 << 6) +#define DATA_BLOCK_EXTENDED_TAG 0x07 +#define VIDEO_CAPABILITY_DATA_BLOCK 0x0 +#define VSVD_DATA_BLOCK 0x1 +#define COLORIMETRY_DATA_BLOCK 0x5 +#define HDR_STATIC_METADATA_BLOCK 0x6 + +/* HDR Metadata Block: Bit fields */ +#define SUPPORTED_EOTF_MASK 0x3f +#define TRADITIONAL_GAMMA_SDR (0x1 << 0) +#define TRADITIONAL_GAMMA_HDR (0x1 << 1) +#define SMPTE_ST2084 (0x1 << 2) +#define BT_2100_HLG (0x1 << 3) +#define FUTURE_EOTF (0x1 << 4) +#define RESERVED_EOTF (0x3 << 5) + +#define STATIC_METADATA_TYPE1 (0x1 << 0) + /* * Search EDID for CEA extension block. */ @@ -2833,6 +3075,15 @@ add_alternate_cea_modes(struct drm_connector *connector, struct edid *edid) return modes; } +static u8 svd_to_vic(u8 svd) +{ + /* 0-6 bit vic, 7th bit native mode indicator */ + if ((svd >= 1 && svd <= 64) || (svd >= 129 && svd <= 192)) + return svd & 127; + + return svd; +} + static struct drm_display_mode * drm_display_mode_from_vic_index(struct drm_connector *connector, const u8 *video_db, u8 video_len, @@ -2846,7 +3097,7 @@ drm_display_mode_from_vic_index(struct drm_connector *connector, return NULL; /* CEA modes are numbered 1..127 */ - vic = (video_db[video_index] & 127); + vic = svd_to_vic(video_db[video_index]); if (!drm_valid_cea_vic(vic)) return NULL; @@ -2859,15 +3110,85 @@ drm_display_mode_from_vic_index(struct drm_connector *connector, return newmode; } +/* + * do_y420vdb_modes - Parse YCBCR 420 only modes + * @connector: connector corresponding to the HDMI sink + * @svds: start of the data block of CEA YCBCR 420 VDB + * @len: length of the CEA YCBCR 420 VDB + * + * Parse the CEA-861-F YCBCR 420 Video Data Block (Y420VDB) + * which contains modes which can be supported in YCBCR 420 + * output format only. + */ +static int do_y420vdb_modes(struct drm_connector *connector, + const u8 *svds, u8 svds_len) +{ + int modes = 0, i; + struct drm_device *dev = connector->dev; + struct drm_display_info *info = &connector->display_info; + struct drm_hdmi_info *hdmi = &info->hdmi; + + for (i = 0; i < svds_len; i++) { + u8 vic = svd_to_vic(svds[i]); + struct drm_display_mode *newmode; + + if (!drm_valid_cea_vic(vic)) + continue; + + newmode = drm_mode_duplicate(dev, &edid_cea_modes[vic]); + if (!newmode) + break; + bitmap_set(hdmi->y420_vdb_modes, vic, 1); + drm_mode_probed_add(connector, newmode); + modes++; + } + + if (modes > 0) + info->color_formats |= DRM_COLOR_FORMAT_YCRCB420; + return modes; +} + +/* + * drm_add_cmdb_modes - Add a YCBCR 420 mode into bitmap + * @connector: connector corresponding to the HDMI sink + * @vic: CEA vic for the video mode to be added in the map + * + * Makes an entry for a videomode in the YCBCR 420 bitmap + */ +static void +drm_add_cmdb_modes(struct drm_connector *connector, u8 svd) +{ + u8 vic = svd_to_vic(svd); + struct drm_hdmi_info *hdmi = &connector->display_info.hdmi; + + if (!drm_valid_cea_vic(vic)) + return; + + bitmap_set(hdmi->y420_cmdb_modes, vic, 1); +} + static int do_cea_modes(struct drm_connector *connector, const u8 *db, u8 len) { int i, modes = 0; + struct drm_hdmi_info *hdmi = &connector->display_info.hdmi; for (i = 0; i < len; i++) { struct drm_display_mode *mode; mode = drm_display_mode_from_vic_index(connector, db, len, i); if (mode) { + /* + * YCBCR420 capability block contains a bitmap which + * gives the index of CEA modes from CEA VDB, which + * can support YCBCR 420 sampling output also (apart + * from RGB/YCBCR444 etc). + * For example, if the bit 0 in bitmap is set, + * first mode in VDB can support YCBCR420 output too. + * Add YCBCR420 modes only if sink is HDMI 2.0 capable. + */ + if (i < 64 && hdmi->y420_cmdb_map & (1ULL << i)) + drm_add_cmdb_modes(connector, db[i]); + drm_mode_probed_add(connector, mode); modes++; } @@ -3149,6 +3470,12 @@ cea_db_payload_len(const u8 *db) } static int +cea_db_extended_tag(const u8 *db) +{ + return db[1]; +} + +static int cea_db_tag(const u8 *db) { return db[0] >> 5; @@ -3188,9 +3515,92 @@ static bool cea_db_is_hdmi_vsdb(const u8 *db) return hdmi_id == HDMI_IEEE_OUI; } +static bool cea_db_is_hdmi_forum_vsdb(const u8 *db) +{ + unsigned int oui; + + if (cea_db_tag(db) != VENDOR_BLOCK) + return false; + + if (cea_db_payload_len(db) < 7) + return false; + + oui = db[3] << 16 | db[2] << 8 | db[1]; + + return oui == HDMI_FORUM_IEEE_OUI; +} + +static bool cea_db_is_y420cmdb(const u8 *db) +{ + if (cea_db_tag(db) != USE_EXTENDED_TAG) + return false; + + if (!cea_db_payload_len(db)) + return false; + + if (cea_db_extended_tag(db) != EXT_VIDEO_CAP_BLOCK_Y420CMDB) + return false; + + return true; +} + +static bool cea_db_is_y420vdb(const u8 *db) +{ + if (cea_db_tag(db) != USE_EXTENDED_TAG) + return false; + + if (!cea_db_payload_len(db)) + return false; + + if (cea_db_extended_tag(db) != EXT_VIDEO_DATA_BLOCK_420) + return false; + + return true; +} + #define for_each_cea_db(cea, i, start, end) \ for ((i) = (start); (i) < (end) && (i) + cea_db_payload_len(&(cea)[(i)]) < (end); (i) += cea_db_payload_len(&(cea)[(i)]) + 1) +static void drm_parse_y420cmdb_bitmap(struct drm_connector *connector, + const u8 *db) +{ + struct drm_display_info *info = &connector->display_info; + struct drm_hdmi_info *hdmi = &info->hdmi; + u8 map_len = cea_db_payload_len(db) - 1; + u8 count; + u64 map = 0; + + if (map_len == 0) { + /* All CEA modes support ycbcr420 sampling also.*/ + hdmi->y420_cmdb_map = U64_MAX; + info->color_formats |= DRM_COLOR_FORMAT_YCRCB420; + return; + } + + /* + * This map indicates which of the existing CEA block modes + * from VDB can support YCBCR420 output too. So if bit=0 is + * set, first mode from VDB can support YCBCR420 output too. + * We will parse and keep this map, before parsing VDB itself + * to avoid going through the same block again and again. + * + * Spec is not clear about max possible size of this block. + * Clamping max bitmap block size at 8 bytes. Every byte can + * address 8 CEA modes, in this way this map can address + * 8*8 = first 64 SVDs. + */ + if (WARN_ON_ONCE(map_len > 8)) + map_len = 8; + + for (count = 0; count < map_len; count++) + map |= (u64)db[2 + count] << (8 * count); + + if (map) + info->color_formats |= DRM_COLOR_FORMAT_YCRCB420; + + hdmi->y420_cmdb_map = map; +} + static int add_cea_modes(struct drm_connector *connector, struct edid *edid) { @@ -3213,10 +3623,16 @@ add_cea_modes(struct drm_connector *connector, struct edid *edid) video = db + 1; video_len = dbl; modes += do_cea_modes(connector, video, dbl); - } - else if (cea_db_is_hdmi_vsdb(db)) { + } else if (cea_db_is_hdmi_vsdb(db)) { hdmi = db; hdmi_len = dbl; + } else if (cea_db_is_y420vdb(db)) { + const u8 *vdb420 = &db[2]; + + /* Add 4:2:0(only) modes present in EDID */ + modes += do_y420vdb_modes(connector, + vdb420, + dbl - 1); } } } @@ -3275,6 +3691,83 @@ static void fixup_detailed_cea_mode_clock(struct drm_display_mode *mode) mode->clock = clock; } +static bool cea_db_is_hdmi_colorimetry_data_block(const u8 *db) +{ + if (cea_db_tag(db) != DATA_BLOCK_EXTENDED_TAG) + return false; + + if (db[1] != COLORIMETRY_DATA_BLOCK) + return false; + + return true; +} + +static void +drm_parse_colorimetry_data_block(struct drm_connector *connector, const u8 *db) +{ + struct drm_hdmi_info *info = &connector->display_info.hdmi; + uint16_t len; + + len = cea_db_payload_len(db); + info->colorimetry = db[2]; +} + + +static bool cea_db_is_hdmi_hdr_metadata_block(const u8 *db) +{ + if (cea_db_tag(db) != DATA_BLOCK_EXTENDED_TAG) + return false; + + if (db[1] != HDR_STATIC_METADATA_BLOCK) + return false; + + return true; +} + +static uint16_t eotf_supported(const u8 *edid_ext) +{ + uint16_t val = 0; + + if (edid_ext[2] & TRADITIONAL_GAMMA_SDR) + val |= TRADITIONAL_GAMMA_SDR; + if (edid_ext[2] & TRADITIONAL_GAMMA_HDR) + val |= TRADITIONAL_GAMMA_HDR; + if (edid_ext[2] & SMPTE_ST2084) + val |= SMPTE_ST2084; + if (edid_ext[2] & BT_2100_HLG) + val |= BT_2100_HLG; + + return val; +} + +static uint16_t hdr_metadata_type(const u8 *edid_ext) +{ + uint16_t val = 0; + + if (edid_ext[3] & STATIC_METADATA_TYPE1) + val |= STATIC_METADATA_TYPE1; + + return val; +} + +static void +drm_parse_hdr_metadata_block(struct drm_connector *connector, const u8 *db) +{ + struct drm_hdmi_info *info = &connector->display_info.hdmi; + uint16_t len; + + len = cea_db_payload_len(db); + info->hdr_panel_metadata.eotf = eotf_supported(db); + info->hdr_panel_metadata.type = hdr_metadata_type(db); + + if (len == 5) { + info->hdr_panel_metadata.max_cll = db[4]; + info->hdr_panel_metadata.max_fall = db[5]; + } else if (len == 4) { + info->hdr_panel_metadata.max_cll = db[4]; + } +} + static void drm_parse_hdmi_vsdb_audio(struct drm_connector *connector, const u8 *db) { @@ -3737,8 +4230,10 @@ bool drm_rgb_quant_range_selectable(struct edid *edid) return false; for_each_cea_db(edid_ext, i, start, end) { - if (cea_db_tag(&edid_ext[i]) == VIDEO_CAPABILITY_BLOCK && - cea_db_payload_len(&edid_ext[i]) == 2) { + if (cea_db_tag(&edid_ext[i]) == USE_EXTENDED_TAG && + cea_db_payload_len(&edid_ext[i]) == 2 && + cea_db_extended_tag(&edid_ext[i]) == + EXT_VIDEO_CAPABILITY_BLOCK) { DRM_DEBUG_KMS("CEA VCDB 0x%02x\n", edid_ext[i + 2]); return edid_ext[i + 2] & EDID_CEA_VCDB_QS; } @@ -3748,6 +4243,60 @@ bool drm_rgb_quant_range_selectable(struct edid *edid) } EXPORT_SYMBOL(drm_rgb_quant_range_selectable); +static void drm_parse_ycbcr420_deep_color_info(struct drm_connector *connector, + const u8 *db) +{ + u8 dc_mask; + struct drm_hdmi_info *hdmi = &connector->display_info.hdmi; + + dc_mask = db[7] & DRM_EDID_YCBCR420_DC_MASK; + hdmi->y420_dc_modes |= dc_mask; +} + +static void drm_parse_hdmi_forum_vsdb(struct drm_connector *connector, + const u8 *hf_vsdb) +{ + struct drm_display_info *display = &connector->display_info; + struct drm_hdmi_info *hdmi = &display->hdmi; + + if (hf_vsdb[6] & 0x80) { + hdmi->scdc.supported = true; + if (hf_vsdb[6] & 0x40) + hdmi->scdc.read_request = true; + } + + /* + * All HDMI 2.0 monitors must support scrambling at rates > 340 MHz. + * And as per the spec, three factors confirm this: + * * Availability of a HF-VSDB block in EDID (check) + * * Non zero Max_TMDS_Char_Rate filed in HF-VSDB (let's check) + * * SCDC support available (let's check) + * Lets check it out. + */ + + if (hf_vsdb[5]) { + /* max clock is 5000 KHz times block value */ + u32 max_tmds_clock = hf_vsdb[5] * 5000; + struct drm_scdc *scdc = &hdmi->scdc; + + if (max_tmds_clock > 340000) { + display->max_tmds_clock = max_tmds_clock; + DRM_DEBUG_KMS("HF-VSDB: max TMDS clock %d kHz\n", + display->max_tmds_clock); + } + + if (scdc->supported) { + scdc->scrambling.supported = true; + + /* Few sinks support scrambling for cloks < 340M */ + if ((hf_vsdb[6] & 0x8)) + scdc->scrambling.low_rates = true; + } + } + + drm_parse_ycbcr420_deep_color_info(connector, hf_vsdb); +} + static void drm_parse_hdmi_deep_color_info(struct drm_connector *connector, const u8 *hdmi) { @@ -3862,11 +4411,19 @@ static void drm_parse_cea_ext(struct drm_connector *connector, if (cea_db_is_hdmi_vsdb(db)) drm_parse_hdmi_vsdb_video(connector, db); + if (cea_db_is_hdmi_hdr_metadata_block(db)) + drm_parse_hdr_metadata_block(connector, db); + if (cea_db_is_hdmi_forum_vsdb(db)) + drm_parse_hdmi_forum_vsdb(connector, db); + if (cea_db_is_hdmi_colorimetry_data_block(db)) + drm_parse_colorimetry_data_block(connector, db); + if (cea_db_is_y420cmdb(db)) + drm_parse_y420cmdb_bitmap(connector, db); } } static void drm_add_display_info(struct drm_connector *connector, - struct edid *edid) + struct edid *edid, u32 quirks) { struct drm_display_info *info = &connector->display_info; @@ -3880,6 +4437,8 @@ static void drm_add_display_info(struct drm_connector *connector, info->max_tmds_clock = 0; info->dvi_dual = false; + info->non_desktop = !!(quirks & EDID_QUIRK_NON_DESKTOP); + if (edid->revision < 3) return; @@ -4096,6 +4655,13 @@ int drm_add_edid_modes(struct drm_connector *connector, struct edid *edid) quirks = edid_get_quirks(edid); /* + * CEA-861-F adds ycbcr capability map block, for HDMI 2.0 sinks. + * To avoid multiple parsing of same block, lets parse that map + * from sink info, before parsing CEA modes. + */ + drm_add_display_info(connector, edid, quirks); + + /* * EDID spec says modes should be preferred in this order: * - preferred detailed mode * - other detailed modes from base block @@ -4122,8 +4688,6 @@ int drm_add_edid_modes(struct drm_connector *connector, struct edid *edid) if (quirks & (EDID_QUIRK_PREFER_LARGE_60 | EDID_QUIRK_PREFER_LARGE_75)) edid_fixup_preferred(connector, quirks); - drm_add_display_info(connector, edid); - if (quirks & EDID_QUIRK_FORCE_6BPC) connector->display_info.bpc = 6; @@ -4211,6 +4775,58 @@ void drm_set_preferred_mode(struct drm_connector *connector, EXPORT_SYMBOL(drm_set_preferred_mode); /** + * drm_hdmi_infoframe_set_hdr_metadata() - fill an HDMI AVI infoframe with + * HDR metadata from userspace + * @frame: HDMI AVI infoframe + * @hdr_source_metadata: hdr_source_metadata info from userspace + * + * Return: 0 on success or a negative error code on failure. + */ +int +drm_hdmi_infoframe_set_hdr_metadata(struct hdmi_drm_infoframe *frame, + void *hdr_metadata) +{ + struct hdr_static_metadata *hdr_source_metadata; + int err, i; + + if (!frame || !hdr_metadata) + return -EINVAL; + + err = hdmi_drm_infoframe_init(frame); + if (err < 0) + return err; + + hdr_source_metadata = (struct hdr_static_metadata *)hdr_metadata; + + frame->length = sizeof(struct hdr_static_metadata); + + frame->eotf = hdr_source_metadata->eotf; + frame->metadata_type = hdr_source_metadata->type; + + for (i = 0; i < 3; i++) { + frame->display_primaries_x[i] = + hdr_source_metadata->display_primaries_x[i]; + frame->display_primaries_y[i] = + hdr_source_metadata->display_primaries_y[i]; + } + + frame->white_point_x = hdr_source_metadata->white_point_x; + frame->white_point_y = hdr_source_metadata->white_point_y; + + frame->max_mastering_display_luminance = + hdr_source_metadata->max_mastering_display_luminance; + frame->min_mastering_display_luminance = + hdr_source_metadata->min_mastering_display_luminance; + + frame->max_cll = hdr_source_metadata->max_cll; + frame->max_fall = hdr_source_metadata->max_fall; + + return 0; +} +EXPORT_SYMBOL(drm_hdmi_infoframe_set_hdr_metadata); + + +/** * drm_hdmi_avi_infoframe_from_display_mode() - fill an HDMI AVI infoframe with * data from a DRM display mode * @frame: HDMI AVI infoframe |