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Revert "BACKPORT: drm: Parse HDR metadata info from EDID"

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This reverts commit 1e98c11549.

Revert most of this change. We only need the #define.

Bug: 152417756
Signed-off-by: Alistair Delva <adelva@google.com>
Change-Id: I6978ee67314f64e92e22a051f85863c1a440f9f1
This commit is contained in:
Alistair Delva
2020-04-17 09:52:55 -07:00
parent e62dae58c8
commit a295300648
1 changed files with 0 additions and 50 deletions
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50
drivers/gpu/drm/drm_edid.c
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@@ -3938,54 +3938,6 @@ static void fixup_detailed_cea_mode_clock(struct drm_display_mode *mode)
mode->clock = clock;
}
static bool cea_db_is_hdmi_hdr_metadata_block(const u8 *db)
{
if (cea_db_tag(db) != USE_EXTENDED_TAG)
return false;
if (db[1] != HDR_STATIC_METADATA_BLOCK)
return false;
if (cea_db_payload_len(db) < 3)
return false;
return true;
}
static uint8_t eotf_supported(const u8 *edid_ext)
{
return edid_ext[2] &
(BIT(HDMI_EOTF_TRADITIONAL_GAMMA_SDR) |
BIT(HDMI_EOTF_TRADITIONAL_GAMMA_HDR) |
BIT(HDMI_EOTF_SMPTE_ST2084));
}
static uint8_t hdr_metadata_type(const u8 *edid_ext)
{
return edid_ext[3] &
BIT(HDMI_STATIC_METADATA_TYPE1);
}
static void
drm_parse_hdr_metadata_block(struct drm_connector *connector, const u8 *db)
{
u16 len;
len = cea_db_payload_len(db);
connector->hdr_sink_metadata.hdmi_type1.eotf =
eotf_supported(db);
connector->hdr_sink_metadata.hdmi_type1.metadata_type =
hdr_metadata_type(db);
if (len >= 4)
connector->hdr_sink_metadata.hdmi_type1.max_cll = db[4];
if (len >= 5)
connector->hdr_sink_metadata.hdmi_type1.max_fall = db[5];
if (len >= 6)
connector->hdr_sink_metadata.hdmi_type1.min_cll = db[6];
}
static void
drm_parse_hdmi_vsdb_audio(struct drm_connector *connector, const u8 *db)
{
@@ -4866,8 +4818,6 @@ static void drm_parse_cea_ext(struct drm_connector *connector,
drm_parse_hdmi_forum_vsdb(connector, db);
if (cea_db_is_y420cmdb(db))
drm_parse_y420cmdb_bitmap(connector, db);
if (cea_db_is_hdmi_hdr_metadata_block(db))
drm_parse_hdr_metadata_block(connector, db);
}
}