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path: root/drivers/gpu/drm/i915/display/intel_dp.c
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Diffstat (limited to 'drivers/gpu/drm/i915/display/intel_dp.c')
-rw-r--r--drivers/gpu/drm/i915/display/intel_dp.c70
1 files changed, 1 insertions, 69 deletions
diff --git a/drivers/gpu/drm/i915/display/intel_dp.c b/drivers/gpu/drm/i915/display/intel_dp.c
index 523a6d68a52c..6ece2c563c7a 100644
--- a/drivers/gpu/drm/i915/display/intel_dp.c
+++ b/drivers/gpu/drm/i915/display/intel_dp.c
@@ -4127,73 +4127,6 @@ intel_dp_needs_vsc_sdp(const struct intel_crtc_state *crtc_state,
return false;
}
-static ssize_t intel_dp_vsc_sdp_pack(const struct drm_dp_vsc_sdp *vsc,
- struct dp_sdp *sdp, size_t size)
-{
- size_t length = sizeof(struct dp_sdp);
-
- if (size < length)
- return -ENOSPC;
-
- memset(sdp, 0, size);
-
- /*
- * Prepare VSC Header for SU as per DP 1.4a spec, Table 2-119
- * VSC SDP Header Bytes
- */
- sdp->sdp_header.HB0 = 0; /* Secondary-Data Packet ID = 0 */
- sdp->sdp_header.HB1 = vsc->sdp_type; /* Secondary-data Packet Type */
- sdp->sdp_header.HB2 = vsc->revision; /* Revision Number */
- sdp->sdp_header.HB3 = vsc->length; /* Number of Valid Data Bytes */
-
- if (vsc->revision == 0x6) {
- sdp->db[0] = 1;
- sdp->db[3] = 1;
- }
-
- /*
- * Revision 0x5 and revision 0x7 supports Pixel Encoding/Colorimetry
- * Format as per DP 1.4a spec and DP 2.0 respectively.
- */
- if (!(vsc->revision == 0x5 || vsc->revision == 0x7))
- goto out;
-
- /* VSC SDP Payload for DB16 through DB18 */
- /* Pixel Encoding and Colorimetry Formats */
- sdp->db[16] = (vsc->pixelformat & 0xf) << 4; /* DB16[7:4] */
- sdp->db[16] |= vsc->colorimetry & 0xf; /* DB16[3:0] */
-
- switch (vsc->bpc) {
- case 6:
- /* 6bpc: 0x0 */
- break;
- case 8:
- sdp->db[17] = 0x1; /* DB17[3:0] */
- break;
- case 10:
- sdp->db[17] = 0x2;
- break;
- case 12:
- sdp->db[17] = 0x3;
- break;
- case 16:
- sdp->db[17] = 0x4;
- break;
- default:
- MISSING_CASE(vsc->bpc);
- break;
- }
- /* Dynamic Range and Component Bit Depth */
- if (vsc->dynamic_range == DP_DYNAMIC_RANGE_CTA)
- sdp->db[17] |= 0x80; /* DB17[7] */
-
- /* Content Type */
- sdp->db[18] = vsc->content_type & 0x7;
-
-out:
- return length;
-}
-
static ssize_t
intel_dp_hdr_metadata_infoframe_sdp_pack(struct drm_i915_private *i915,
const struct hdmi_drm_infoframe *drm_infoframe,
@@ -4286,8 +4219,7 @@ static void intel_write_dp_sdp(struct intel_encoder *encoder,
switch (type) {
case DP_SDP_VSC:
- len = intel_dp_vsc_sdp_pack(&crtc_state->infoframes.vsc, &sdp,
- sizeof(sdp));
+ len = drm_dp_vsc_sdp_pack(&crtc_state->infoframes.vsc, &sdp);
break;
case HDMI_PACKET_TYPE_GAMUT_METADATA:
len = intel_dp_hdr_metadata_infoframe_sdp_pack(dev_priv,