diff options
| author | Jani Nikula <jani.nikula@intel.com> | 2017-11-01 17:20:57 +0300 |
|---|---|---|
| committer | Jani Nikula <jani.nikula@intel.com> | 2017-11-07 18:43:33 +0300 |
| commit | f7da778522ef15201783678e1dc01a59ba462cdb (patch) | |
| tree | 9775f16802ff2a38e5ead71f74ab060b13abbb94 /drivers/gpu/drm/drm_edid.c | |
| parent | 2dff0a0ce52bd4c07f3f8f843c25b6250a599361 (diff) | |
| download | linux-f7da778522ef15201783678e1dc01a59ba462cdb.tar.xz | |
drm/edid: use macros for ELD offsets and values
We have the macros, use them. No functional changes.
Reviewed-by: Ville Syrjälä <ville.syrjala@linux.intel.com>
Reviewed-by: Alex Deucher <alexander.deucher@amd.com>
Acked-by: Thierry Reding <treding@nvidia.com>
Signed-off-by: Jani Nikula <jani.nikula@intel.com>
Link: https://patchwork.freedesktop.org/patch/msgid/36f00f018280a04d2db806574d337f7512986c86.1509545641.git.jani.nikula@intel.com
Diffstat (limited to 'drivers/gpu/drm/drm_edid.c')
| -rw-r--r-- | drivers/gpu/drm/drm_edid.c | 27 |
1 files changed, 14 insertions, 13 deletions
diff --git a/drivers/gpu/drm/drm_edid.c b/drivers/gpu/drm/drm_edid.c index 00ddabfbf980..6229735ecc15 100644 --- a/drivers/gpu/drm/drm_edid.c +++ b/drivers/gpu/drm/drm_edid.c @@ -3756,8 +3756,8 @@ drm_parse_hdmi_vsdb_audio(struct drm_connector *connector, const u8 *db) { u8 len = cea_db_payload_len(db); - if (len >= 6) - connector->eld[5] |= (db[6] >> 7) << 1; /* Supports_AI */ + if (len >= 6 && (db[6] & (1 << 7))) + connector->eld[DRM_ELD_SAD_COUNT_CONN_TYPE] |= DRM_ELD_SUPPORTS_AI; if (len >= 8) { connector->latency_present[0] = db[8] >> 7; connector->latency_present[1] = (db[8] >> 6) & 1; @@ -3865,17 +3865,18 @@ void drm_edid_to_eld(struct drm_connector *connector, struct edid *edid) return; } - mnl = get_monitor_name(edid, eld + 20); + mnl = get_monitor_name(edid, &eld[DRM_ELD_MONITOR_NAME_STRING]); + DRM_DEBUG_KMS("ELD monitor %s\n", &eld[DRM_ELD_MONITOR_NAME_STRING]); - eld[4] = (cea[1] << 5) | mnl; - DRM_DEBUG_KMS("ELD monitor %s\n", eld + 20); + eld[DRM_ELD_CEA_EDID_VER_MNL] = cea[1] << DRM_ELD_CEA_EDID_VER_SHIFT; + eld[DRM_ELD_CEA_EDID_VER_MNL] |= mnl; - eld[0] = 2 << 3; /* ELD version: 2 */ + eld[DRM_ELD_VER] = DRM_ELD_VER_CEA861D; - eld[16] = edid->mfg_id[0]; - eld[17] = edid->mfg_id[1]; - eld[18] = edid->prod_code[0]; - eld[19] = edid->prod_code[1]; + eld[DRM_ELD_MANUFACTURER_NAME0] = edid->mfg_id[0]; + eld[DRM_ELD_MANUFACTURER_NAME1] = edid->mfg_id[1]; + eld[DRM_ELD_PRODUCT_CODE0] = edid->prod_code[0]; + eld[DRM_ELD_PRODUCT_CODE1] = edid->prod_code[1]; if (cea_revision(cea) >= 3) { int i, start, end; @@ -3896,14 +3897,14 @@ void drm_edid_to_eld(struct drm_connector *connector, struct edid *edid) /* Audio Data Block, contains SADs */ sad_count = min(dbl / 3, 15 - total_sad_count); if (sad_count >= 1) - memcpy(eld + 20 + mnl + total_sad_count * 3, + memcpy(&eld[DRM_ELD_CEA_SAD(mnl, total_sad_count)], &db[1], sad_count * 3); total_sad_count += sad_count; break; case SPEAKER_BLOCK: /* Speaker Allocation Data Block */ if (dbl >= 1) - eld[7] = db[1]; + eld[DRM_ELD_SPEAKER] = db[1]; break; case VENDOR_BLOCK: /* HDMI Vendor-Specific Data Block */ @@ -3915,7 +3916,7 @@ void drm_edid_to_eld(struct drm_connector *connector, struct edid *edid) } } } - eld[5] |= total_sad_count << 4; + eld[DRM_ELD_SAD_COUNT_CONN_TYPE] |= total_sad_count << DRM_ELD_SAD_COUNT_SHIFT; eld[DRM_ELD_BASELINE_ELD_LEN] = DIV_ROUND_UP(drm_eld_calc_baseline_block_size(eld), 4); |