Regards
Shashank
On 12/12/2018 2:08 AM, Uma Shankar wrote:
From: Ville Syrjälä <ville.syrj...@linux.intel.com>
This patch enables infoframes on GLK+ to be
used to send HDR metadata to HDMI sink.
Signed-off-by: Ville Syrjälä <ville.syrj...@linux.intel.com>
Signed-off-by: Uma Shankar <uma.shan...@intel.com>
---
drivers/gpu/drm/i915/i915_reg.h | 4 ++++
drivers/gpu/drm/i915/intel_hdmi.c | 12 +++++++++---
2 files changed, 13 insertions(+), 3 deletions(-)
diff --git a/drivers/gpu/drm/i915/i915_reg.h b/drivers/gpu/drm/i915/i915_reg.h
index 0a7d605..6f44d02 100644
--- a/drivers/gpu/drm/i915/i915_reg.h
+++ b/drivers/gpu/drm/i915/i915_reg.h
@@ -4591,6 +4591,7 @@ enum {
#define VIDEO_DIP_FREQ_MASK (3 << 16)
/* HSW and later: */
#define DRM_DIP_ENABLE (1 << 28)
+#define VIDEO_DIP_ENABLE_DRM_GLK (1 << 28)
#define PSR_VSC_BIT_7_SET (1 << 27)
#define VSC_SELECT_MASK (0x3 << 25)
#define VSC_SELECT_SHIFT 25
@@ -8015,6 +8016,7 @@ enum {
#define _HSW_VIDEO_DIP_SPD_DATA_A 0x602A0
#define _HSW_VIDEO_DIP_GMP_DATA_A 0x602E0
#define _HSW_VIDEO_DIP_VSC_DATA_A 0x60320
+#define _GLK_VIDEO_DIP_DRM_DATA_A 0x60440
#define _HSW_VIDEO_DIP_AVI_ECC_A 0x60240
#define _HSW_VIDEO_DIP_VS_ECC_A 0x60280
#define _HSW_VIDEO_DIP_SPD_ECC_A 0x602C0
@@ -8028,6 +8030,7 @@ enum {
#define _HSW_VIDEO_DIP_SPD_DATA_B 0x612A0
#define _HSW_VIDEO_DIP_GMP_DATA_B 0x612E0
#define _HSW_VIDEO_DIP_VSC_DATA_B 0x61320
+#define _GLK_VIDEO_DIP_DRM_DATA_B 0x61440
#define _HSW_VIDEO_DIP_BVI_ECC_B 0x61240
#define _HSW_VIDEO_DIP_VS_ECC_B 0x61280
#define _HSW_VIDEO_DIP_SPD_ECC_B 0x612C0
@@ -8052,6 +8055,7 @@ enum {
#define HSW_TVIDEO_DIP_SPD_DATA(trans, i) _MMIO_TRANS2(trans,
_HSW_VIDEO_DIP_SPD_DATA_A + (i) * 4)
#define HSW_TVIDEO_DIP_GCP(trans) _MMIO_TRANS2(trans,
_HSW_VIDEO_DIP_GCP_A)
#define HSW_TVIDEO_DIP_VSC_DATA(trans, i) _MMIO_TRANS2(trans,
_HSW_VIDEO_DIP_VSC_DATA_A + (i) * 4)
+#define GLK_TVIDEO_DIP_DRM_DATA(trans, i) _MMIO_TRANS2(trans,
_GLK_VIDEO_DIP_DRM_DATA_A + (i) * 4)
#define ICL_VIDEO_DIP_PPS_DATA(trans, i) _MMIO_TRANS2(trans,
_ICL_VIDEO_DIP_PPS_DATA_A + (i) * 4)
#define ICL_VIDEO_DIP_PPS_ECC(trans, i) _MMIO_TRANS2(trans,
_ICL_VIDEO_DIP_PPS_ECC_A + (i) * 4)
diff --git a/drivers/gpu/drm/i915/intel_hdmi.c b/drivers/gpu/drm/i915/intel_hdmi.c
index 6286c4a..5c2e3c9 100644
--- a/drivers/gpu/drm/i915/intel_hdmi.c
+++ b/drivers/gpu/drm/i915/intel_hdmi.c
@@ -123,6 +123,8 @@ static u32 hsw_infoframe_enable(unsigned int type)
return VIDEO_DIP_ENABLE_SPD_HSW;
case HDMI_INFOFRAME_TYPE_VENDOR:
return VIDEO_DIP_ENABLE_VS_HSW;
+ case HDMI_INFOFRAME_TYPE_DRM:
+ return VIDEO_DIP_ENABLE_DRM_GLK;
default:
MISSING_CASE(type);
return 0;
@@ -146,6 +148,8 @@ static u32 hsw_infoframe_enable(unsigned int type)
return HSW_TVIDEO_DIP_SPD_DATA(cpu_transcoder, i);
case HDMI_INFOFRAME_TYPE_VENDOR:
return HSW_TVIDEO_DIP_VS_DATA(cpu_transcoder, i);
+ case HDMI_INFOFRAME_TYPE_DRM:
+ return GLK_TVIDEO_DIP_DRM_DATA(cpu_transcoder, i);
default:
MISSING_CASE(type);
return INVALID_MMIO_REG;
@@ -432,7 +436,8 @@ static bool hsw_infoframe_enabled(struct intel_encoder
*encoder,
return val & (VIDEO_DIP_ENABLE_VSC_HSW | VIDEO_DIP_ENABLE_AVI_HSW |
VIDEO_DIP_ENABLE_GCP_HSW | VIDEO_DIP_ENABLE_VS_HSW |
- VIDEO_DIP_ENABLE_GMP_HSW | VIDEO_DIP_ENABLE_SPD_HSW);
+ VIDEO_DIP_ENABLE_GMP_HSW | VIDEO_DIP_ENABLE_SPD_HSW |
+ VIDEO_DIP_ENABLE_DRM_GLK);
}
/*
@@ -889,7 +894,8 @@ static void hsw_set_infoframes(struct intel_encoder
*encoder,
val &= ~(VIDEO_DIP_ENABLE_VSC_HSW | VIDEO_DIP_ENABLE_AVI_HSW |
VIDEO_DIP_ENABLE_GCP_HSW | VIDEO_DIP_ENABLE_VS_HSW |
- VIDEO_DIP_ENABLE_GMP_HSW | VIDEO_DIP_ENABLE_SPD_HSW);
+ VIDEO_DIP_ENABLE_GMP_HSW | VIDEO_DIP_ENABLE_SPD_HSW |
+ VIDEO_DIP_ENABLE_DRM_GLK);
if (!enable) {
I915_WRITE(reg, val);
@@ -908,7 +914,7 @@ static void hsw_set_infoframes(struct intel_encoder
*encoder,
intel_hdmi_set_hdmi_infoframe(encoder, crtc_state, conn_state);
/* Set Dynamic Range and Mastering Infoframe if supported and changed */
- if (conn_state->hdr_metadata_changed)
+ if (INTEL_GEN(dev_priv) >= 10 || IS_GEMINILAKE(dev_priv))
Shouldn't this be
if ((INTEL_GEN(dev_priv) >= 10 || IS_GEMINILAKE(dev_priv)) &&
conn_state->hdr_metadata_changed) ?
intel_hdmi_set_drm_infoframe(encoder, crtc_state, conn_state);
}
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