-----Original Message----- From: Sharma, Shashank Sent: Friday, December 21, 2018 2:17 PM To: Shankar, Uma uma.shankar@intel.com; intel-gfx@lists.freedesktop.org; dri-devel@lists.freedesktop.org Cc: Lankhorst, Maarten maarten.lankhorst@intel.com; Syrjala, Ville ville.syrjala@intel.com; Brian.Starkey@arm.com; Ville Syrjälä ville.syrjala@linux.intel.com Subject: Re: [v2 11/14] drm/i915: Add HLG EOTF
Regards
Shashank
On 12/12/2018 2:08 AM, Uma Shankar wrote:
From: Ville Syrjälä ville.syrjala@linux.intel.com
ADD HLG EOTF to the list of EOTF transfer functions supported.
Would it be possible to add some details about HLG ?
Sure, will add that.
Regards, Uma Shankar
Signed-off-by: Ville Syrjälä ville.syrjala@linux.intel.com Signed-off-by: Uma Shankar uma.shankar@intel.com
drivers/gpu/drm/drm_edid.c | 4 ++-- include/linux/hdmi.h | 1 + 2 files changed, 3 insertions(+), 2 deletions(-)
diff --git a/drivers/gpu/drm/drm_edid.c b/drivers/gpu/drm/drm_edid.c index 5a7fc9b..fa86494 100644 --- a/drivers/gpu/drm/drm_edid.c +++ b/drivers/gpu/drm/drm_edid.c @@ -3857,8 +3857,8 @@ static uint16_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));
BIT(HDMI_EOTF_SMPTE_ST2084) |BIT(HDMI_EOTF_BT_2100_HLG));}
static uint16_t hdr_metadata_type(const u8 *edid_ext)
diff --git a/include/linux/hdmi.h b/include/linux/hdmi.h index ce00e1e..b5346c3 100644 --- a/include/linux/hdmi.h +++ b/include/linux/hdmi.h @@ -146,6 +146,7 @@ enum hdmi_eotf { HDMI_EOTF_TRADITIONAL_GAMMA_SDR, HDMI_EOTF_TRADITIONAL_GAMMA_HDR, HDMI_EOTF_SMPTE_ST2084,
HDMI_EOTF_BT_2100_HLG, };
struct hdmi_avi_infoframe {