drm/i915/dsc: Add slice_row_per_frame in DSC PPS programming

1/7

---
 drivers/gpu/drm/i915/i915_reg.h | 1 +
 1 file changed, 1 insertion(+)
index bcee91bcfba6..05e296d04a60 100644
@@ -10934,6 +10934,7 @@ enum skl_power_gate {
 #define ICL_DSC1_PICTURE_PARAMETER_SET_16(pipe)	_MMIO_PIPE((pipe) - PIPE_B, \
 							   _ICL_DSC1_PICTURE_PARAMETER_SET_16_PB, \
 							   _ICL_DSC1_PICTURE_PARAMETER_SET_16_PC)
+#define  DSC_SLICE_ROW_PER_FRAME(slice_row_per_frame)	((slice_row_per_frame) << 20)
 #define  DSC_SLICE_PER_LINE(slice_per_line)		((slice_per_line) << 16)
 #define  DSC_SLICE_CHUNK_SIZE(slice_chunk_size)		((slice_chunk_size) << 0)
 

2.18.0

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---
 include/drm/drm_dp_helper.h | 6 ++++++
 1 file changed, 6 insertions(+)
index 4c714134a83b..e5ade5741642 100644
@@ -231,6 +231,8 @@
 #define DP_DSC_MAX_BITS_PER_PIXEL_LOW       0x067   /* eDP 1.4 */
 
 #define DP_DSC_MAX_BITS_PER_PIXEL_HI        0x068   /* eDP 1.4 */
+# define DP_DSC_MAX_BITS_PER_PIXEL_HI_MASK  (0x3 << 0)
+# define DP_DSC_MAX_BITS_PER_PIXEL_HI_SHIFT 8
 
 #define DP_DSC_DEC_COLOR_FORMAT_CAP         0x069
 # define DP_DSC_RGB                         (1 << 0)

@@ -279,6 +281,8 @@
 # define DP_DSC_THROUGHPUT_MODE_1_1000      (14 << 4)
 
 #define DP_DSC_MAX_SLICE_WIDTH              0x06C
+#define DP_DSC_MIN_SLICE_WIDTH_VALUE        2560
+#define DP_DSC_SLICE_WIDTH_MULTIPLIER       320
 
 #define DP_DSC_SLICE_CAP_2                  0x06D
 # define DP_DSC_16_PER_DP_DSC_SINK          (1 << 0)

@@ -477,6 +481,7 @@
 # define DP_AUX_FRAME_SYNC_VALID	    (1 << 0)
 
 #define DP_DSC_ENABLE                       0x160   /* DP 1.4 */
+# define DP_DECOMPRESSION_EN                (1 << 0)
 
 #define DP_PSR_EN_CFG			    0x170   /* XXX 1.2? */
 # define DP_PSR_ENABLE			    (1 << 0)

@@ -1016,6 +1021,7 @@ u8 drm_dp_get_adjust_request_pre_emphasis(const u8 link_status[DP_LINK_STATUS_SI
 
 #define DP_BRANCH_OUI_HEADER_SIZE	0xc
 #define DP_RECEIVER_CAP_SIZE		0xf
+#define DP_DSC_RECEIVER_CAP_SIZE        0xf
 #define EDP_PSR_RECEIVER_CAP_SIZE	2
 #define EDP_DISPLAY_CTL_CAP_SIZE	3
 

2.18.0

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---
 drivers/gpu/drm/i915/intel_dp.c  | 32 ++++++++++++++++++++++++++++++++
 drivers/gpu/drm/i915/intel_drv.h |  1 +
 2 files changed, 33 insertions(+)
index 6b37d66194a3..eb3fada0c857 100644
@@ -3956,6 +3956,29 @@ intel_dp_read_dpcd(struct intel_dp *intel_dp)
 	return intel_dp->dpcd[DP_DPCD_REV] != 0;
 }
 
+static void intel_dp_get_dsc_sink_cap(struct intel_dp *intel_dp)
+{
+	/*
+	 * Clear the cached register set to avoid using stale values
+	 * for the sinks that do not support DSC.
+	 */
+	memset(intel_dp->dsc_dpcd, 0, sizeof(intel_dp->dsc_dpcd));
+
+	/* Cache the DSC DPCD if eDP or DP rev >= 1.4 */
+	if (intel_dp->dpcd[DP_DPCD_REV] >= 0x14 ||
+	    intel_dp->edp_dpcd[0] >= DP_EDP_14) {
+		if (drm_dp_dpcd_read(&intel_dp->aux, DP_DSC_SUPPORT,
+				     intel_dp->dsc_dpcd,
+				     sizeof(intel_dp->dsc_dpcd)) < 0)
+			DRM_ERROR("Failed to read DPCD register 0x%x\n",
+				  DP_DSC_SUPPORT);
+
+		DRM_DEBUG_KMS("DSC DPCD: %*ph\n",
+			      (int)sizeof(intel_dp->dsc_dpcd),
+			      intel_dp->dsc_dpcd);
+	}
+}
+
 static bool
 intel_edp_init_dpcd(struct intel_dp *intel_dp)
 {

@@ -4032,6 +4055,10 @@ intel_edp_init_dpcd(struct intel_dp *intel_dp)
 
 	intel_dp_set_common_rates(intel_dp);
 
+	/* Read the eDP DSC DPCD registers */
+	if (INTEL_GEN(dev_priv) >= 10 || IS_GEMINILAKE(dev_priv))
+		intel_dp_get_dsc_sink_cap(intel_dp);
+
 	return true;
 }
 

@@ -5126,6 +5153,7 @@ intel_dp_detect(struct drm_connector *connector,
 
 	if (status == connector_status_disconnected) {
 		memset(&intel_dp->compliance, 0, sizeof(intel_dp->compliance));
+		memset(intel_dp->dsc_dpcd, 0, sizeof(intel_dp->dsc_dpcd));
 
 		if (intel_dp->is_mst) {
 			DRM_DEBUG_KMS("MST device may have disappeared %d vs %d\n",

@@ -5151,6 +5179,10 @@ intel_dp_detect(struct drm_connector *connector,
 
 	intel_dp_print_rates(intel_dp);
 
+	/* Read DP Sink DSC Cap DPCD regs for DP v1.4 */
+	if (INTEL_GEN(dev_priv) >= 11)
+		intel_dp_get_dsc_sink_cap(intel_dp);
+
 	drm_dp_read_desc(&intel_dp->aux, &intel_dp->desc,
 			 drm_dp_is_branch(intel_dp->dpcd));
 

index e4eaa40bd5f1..e827c164c834 100644
@@ -1114,6 +1114,7 @@ struct intel_dp {
 	uint8_t psr_dpcd[EDP_PSR_RECEIVER_CAP_SIZE];
 	uint8_t downstream_ports[DP_MAX_DOWNSTREAM_PORTS];
 	uint8_t edp_dpcd[EDP_DISPLAY_CTL_CAP_SIZE];
+	u8 dsc_dpcd[DP_DSC_RECEIVER_CAP_SIZE];
 	/* source rates */
 	int num_source_rates;
 	const int *source_rates;

2.18.0

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---
 drivers/gpu/drm/drm_dp_helper.c | 90 +++++++++++++++++++++++++++++++++
 include/drm/drm_dp_helper.h     | 30 +++++++++++
 2 files changed, 120 insertions(+)
index 37c01b6076ec..6d483487f2b4 100644
@@ -1352,3 +1352,93 @@ int drm_dp_read_desc(struct drm_dp_aux *aux, struct drm_dp_desc *desc,
 	return 0;
 }
 EXPORT_SYMBOL(drm_dp_read_desc);
+
+/**
+ * DRM DP Helpers for DSC
+ */
+u8 drm_dp_dsc_sink_max_slice_count(const u8 dsc_dpcd[DP_DSC_RECEIVER_CAP_SIZE],
+				   bool is_edp)
+{
+	u8 slice_cap1 = dsc_dpcd[DP_DSC_SLICE_CAP_1 - DP_DSC_SUPPORT];
+
+	if (is_edp) {
+		/* For eDP, register DSC_SLICE_CAPABILITIES_1 gives slice count */
+		if (slice_cap1 & DP_DSC_4_PER_DP_DSC_SINK)
+			return 4;
+		if (slice_cap1 & DP_DSC_2_PER_DP_DSC_SINK)
+			return 2;
+		if (slice_cap1 & DP_DSC_1_PER_DP_DSC_SINK)
+			return 1;
+	} else {
+		/* For DP, use values from DSC_SLICE_CAP_1 and DSC_SLICE_CAP2 */
+		u8 slice_cap2 = dsc_dpcd[DP_DSC_SLICE_CAP_2 - DP_DSC_SUPPORT];
+
+		if (slice_cap2 & DP_DSC_24_PER_DP_DSC_SINK)
+			return 24;
+		if (slice_cap2 & DP_DSC_20_PER_DP_DSC_SINK)
+			return 20;
+		if (slice_cap2 & DP_DSC_16_PER_DP_DSC_SINK)
+			return 16;
+		if (slice_cap1 & DP_DSC_12_PER_DP_DSC_SINK)
+			return 12;
+		if (slice_cap1 & DP_DSC_10_PER_DP_DSC_SINK)
+			return 10;
+		if (slice_cap1 & DP_DSC_8_PER_DP_DSC_SINK)
+			return 8;
+		if (slice_cap1 & DP_DSC_6_PER_DP_DSC_SINK)
+			return 6;
+		if (slice_cap1 & DP_DSC_4_PER_DP_DSC_SINK)
+			return 4;
+		if (slice_cap1 & DP_DSC_2_PER_DP_DSC_SINK)
+			return 2;
+		if (slice_cap1 & DP_DSC_1_PER_DP_DSC_SINK)
+			return 1;
+	}
+
+	return 0;
+}
+EXPORT_SYMBOL(drm_dp_dsc_sink_max_slice_count);
+
+u8 drm_dp_dsc_sink_line_buf_depth(const u8 dsc_dpcd[DP_DSC_RECEIVER_CAP_SIZE])
+{
+	u8 line_buf_depth = dsc_dpcd[DP_DSC_LINE_BUF_BIT_DEPTH - DP_DSC_SUPPORT];
+
+	switch (line_buf_depth & DP_DSC_LINE_BUF_BIT_DEPTH_MASK) {
+	case DP_DSC_LINE_BUF_BIT_DEPTH_9:
+		return 9;
+	case DP_DSC_LINE_BUF_BIT_DEPTH_10:
+		return 10;
+	case DP_DSC_LINE_BUF_BIT_DEPTH_11:
+		return 11;
+	case DP_DSC_LINE_BUF_BIT_DEPTH_12:
+		return 12;
+	case DP_DSC_LINE_BUF_BIT_DEPTH_13:
+		return 13;
+	case DP_DSC_LINE_BUF_BIT_DEPTH_14:
+		return 14;
+	case DP_DSC_LINE_BUF_BIT_DEPTH_15:
+		return 15;
+	case DP_DSC_LINE_BUF_BIT_DEPTH_16:
+		return 16;
+	case DP_DSC_LINE_BUF_BIT_DEPTH_8:
+		return 8;
+	}
+
+	return 0;
+}
+EXPORT_SYMBOL(drm_dp_dsc_sink_line_buf_depth);
+
+u8 drm_dp_dsc_sink_max_color_depth(const u8 dsc_dpcd[DP_DSC_RECEIVER_CAP_SIZE])
+{
+	u8 color_depth = dsc_dpcd[DP_DSC_DEC_COLOR_DEPTH_CAP - DP_DSC_SUPPORT];
+
+	if (color_depth & DP_DSC_12_BPC)
+		return 12;
+	if (color_depth & DP_DSC_10_BPC)
+		return 10;
+	if (color_depth & DP_DSC_8_BPC)
+		return 8;
+
+	return 0;
+}
+EXPORT_SYMBOL(drm_dp_dsc_sink_max_color_depth);

index e5ade5741642..72d0eb36521f 100644
@@ -1118,6 +1118,36 @@ drm_dp_is_branch(const u8 dpcd[DP_RECEIVER_CAP_SIZE])
 	return dpcd[DP_DOWNSTREAMPORT_PRESENT] & DP_DWN_STRM_PORT_PRESENT;
 }
 
+/* DP/eDP DSC support */
+u8 drm_dp_dsc_sink_max_slice_count(const u8 dsc_dpcd[DP_DSC_RECEIVER_CAP_SIZE],
+				   bool is_edp);
+u8 drm_dp_dsc_sink_line_buf_depth(const u8 dsc_dpcd[DP_DSC_RECEIVER_CAP_SIZE]);
+u8 drm_dp_dsc_sink_max_color_depth(const u8 dsc_dpc[DP_DSC_RECEIVER_CAP_SIZE]);
+
+static inline bool
+drm_dp_sink_supports_dsc(const u8 dsc_dpcd[DP_DSC_RECEIVER_CAP_SIZE])
+{
+	return dsc_dpcd[DP_DSC_SUPPORT - DP_DSC_SUPPORT] &
+		DP_DSC_DECOMPRESSION_IS_SUPPORTED;
+}
+
+static inline u16
+drm_edp_dsc_sink_output_bpp(const u8 dsc_dpcd[DP_DSC_RECEIVER_CAP_SIZE])
+{
+	return dsc_dpcd[DP_DSC_MAX_BITS_PER_PIXEL_LOW - DP_DSC_SUPPORT] |
+		(dsc_dpcd[DP_DSC_MAX_BITS_PER_PIXEL_HI - DP_DSC_SUPPORT] &
+		 DP_DSC_MAX_BITS_PER_PIXEL_HI_MASK <<
+		 DP_DSC_MAX_BITS_PER_PIXEL_HI_SHIFT);
+}
+
+static inline u32
+drm_dp_dsc_sink_max_slice_width(const u8 dsc_dpcd[DP_DSC_RECEIVER_CAP_SIZE])
+{
+	/* Max Slicewidth = Number of Pixels * 320 */
+	return dsc_dpcd[DP_DSC_MAX_SLICE_WIDTH - DP_DSC_SUPPORT] *
+		DP_DSC_SLICE_WIDTH_MULTIPLIER;
+}
+
 /*
  * DisplayPort AUX channel
  */

2.18.0

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---
 drivers/gpu/drm/i915/intel_dp.c  | 104 +++++++++++++++++++++++++++++++
 drivers/gpu/drm/i915/intel_drv.h |   4 ++
 2 files changed, 108 insertions(+)
index eb3fada0c857..11412b21a1c7 100644
@@ -45,6 +45,17 @@
 
 #define DP_DPRX_ESI_LEN 14
 
+/* DP DSC small joiner has 2 FIFOs each of 640 x 6 bytes */
+#define DP_DSC_MAX_SMALL_JOINER_RAM_BUFFER	61440
+
+/* DP DSC throughput values used for slice count calculations KPixels/s */
+#define DP_DSC_PEAK_PIXEL_RATE			2720000
+#define DP_DSC_MAX_ENC_THROUGHPUT_0		340000
+#define DP_DSC_MAX_ENC_THROUGHPUT_1		400000
+
+/* DP DSC FEC Overhead factor = (100 - 2.4)/100 */
+#define DP_DSC_FEC_OVERHEAD_FACTOR		976
+
 /* Compliance test status bits  */
 #define INTEL_DP_RESOLUTION_SHIFT_MASK	0
 #define INTEL_DP_RESOLUTION_PREFERRED	(1 << INTEL_DP_RESOLUTION_SHIFT_MASK)

@@ -93,6 +104,14 @@ static const struct dp_link_dpll chv_dpll[] = {
 		{ .p1 = 4, .p2 = 1, .n = 1, .m1 = 2, .m2 = 0x6c00000 } },
 };
 
+/* Constants for DP DSC configurations */
+static const u8 valid_dsc_bpp[] = {6, 8, 10, 12, 15};
+
+/* With Single pipe configuration, HW is capable of supporting maximum
+ * of 4 slices per line.
+ */
+static const u8 valid_dsc_slicecount[] = {1, 2, 4};
+
 /**
  * intel_dp_is_edp - is the given port attached to an eDP panel (either CPU or PCH)
  * @intel_dp: DP struct

@@ -4162,6 +4181,91 @@ intel_dp_get_sink_irq_esi(struct intel_dp *intel_dp, u8 *sink_irq_vector)
 		DP_DPRX_ESI_LEN;
 }
 
+u16 intel_dp_dsc_get_output_bpp(int link_clock, uint8_t lane_count,
+				int mode_clock, int mode_hdisplay)
+{
+	u16 bits_per_pixel, max_bpp_small_joiner_ram;
+	int i;
+
+	/*
+	 * Available Link Bandwidth(Kbits/sec) = (NumberOfLanes)*
+	 * (LinkSymbolClock)* 8 * ((100-FECOverhead)/100)*(TimeSlotsPerMTP)
+	 * FECOverhead = 2.4%, for SST -> TimeSlotsPerMTP is 1,
+	 * for MST -> TimeSlotsPerMTP has to be calculated
+	 */
+	bits_per_pixel = (link_clock * lane_count * 8 *
+			  DP_DSC_FEC_OVERHEAD_FACTOR) /
+		mode_clock;
+
+	/* Small Joiner Check: output bpp <= joiner RAM (bits) / Horiz. width */
+	max_bpp_small_joiner_ram = DP_DSC_MAX_SMALL_JOINER_RAM_BUFFER /
+		mode_hdisplay;
+
+	/*
+	 * Greatest allowed DSC BPP = MIN (output BPP from avaialble Link BW
+	 * check, output bpp from small joiner RAM check)
+	 */
+	bits_per_pixel = min(bits_per_pixel, max_bpp_small_joiner_ram);
+
+	/* Error out if the max bpp is less than smallest allowed valid bpp */
+	if (bits_per_pixel < valid_dsc_bpp[0]) {
+		DRM_DEBUG_KMS("Unsupported BPP %d\n", bits_per_pixel);
+		return 0;
+	}
+
+	/* Find the nearest match in the array of known BPPs from VESA */
+	for (i = 0; i < ARRAY_SIZE(valid_dsc_bpp) - 1; i++) {
+		if (bits_per_pixel < valid_dsc_bpp[i + 1])
+			break;
+	}
+	bits_per_pixel = valid_dsc_bpp[i];
+
+	/*
+	 * Compressed BPP in U6.4 format so multiply by 16, for Gen 11,
+	 * fractional part is 0
+	 */
+	return bits_per_pixel << 4;
+}
+
+u8 intel_dp_dsc_get_slice_count(struct intel_dp *intel_dp,
+				int mode_clock,
+				int mode_hdisplay)
+{
+	u8 min_slice_count, i;
+	int max_slice_width;
+
+	if (mode_clock <= DP_DSC_PEAK_PIXEL_RATE)
+		min_slice_count = DIV_ROUND_UP(mode_clock,
+					       DP_DSC_MAX_ENC_THROUGHPUT_0);
+	else
+		min_slice_count = DIV_ROUND_UP(mode_clock,
+					       DP_DSC_MAX_ENC_THROUGHPUT_1);
+
+	max_slice_width = drm_dp_dsc_sink_max_slice_width(intel_dp->dsc_dpcd);
+	if (max_slice_width < DP_DSC_MIN_SLICE_WIDTH_VALUE) {
+		DRM_DEBUG_KMS("Unsupported slice width %d by DP DSC Sink device\n",
+			      max_slice_width);
+		return 0;
+	}
+	/* Also take into account max slice width */
+	min_slice_count = min_t(uint8_t, min_slice_count,
+				DIV_ROUND_UP(mode_hdisplay,
+					     max_slice_width));
+
+	/* Find the closest match to the valid slice count values */
+	for (i = 0; i < ARRAY_SIZE(valid_dsc_slicecount); i++) {
+		if (valid_dsc_slicecount[i] >
+		    drm_dp_dsc_sink_max_slice_count(intel_dp->dsc_dpcd,
+						    false))
+			break;
+		if (min_slice_count  <= valid_dsc_slicecount[i])
+			return valid_dsc_slicecount[i];
+	}
+
+	DRM_DEBUG_KMS("Unsupported Slice Count %d\n", min_slice_count);
+	return 0;
+}
+
 static uint8_t intel_dp_autotest_link_training(struct intel_dp *intel_dp)
 {
 	int status = 0;

index e827c164c834..7cce7dc49bbc 100644
@@ -1836,6 +1836,10 @@ bool intel_dp_source_supports_hbr2(struct intel_dp *intel_dp);
 bool intel_dp_source_supports_hbr3(struct intel_dp *intel_dp);
 bool
 intel_dp_get_link_status(struct intel_dp *intel_dp, uint8_t link_status[DP_LINK_STATUS_SIZE]);
+uint16_t intel_dp_dsc_get_output_bpp(int link_clock, uint8_t lane_count,
+				     int mode_clock, int mode_hdisplay);
+uint8_t intel_dp_dsc_get_slice_count(struct intel_dp *intel_dp, int mode_clock,
+				     int mode_hdisplay);
 
 static inline unsigned int intel_dp_unused_lane_mask(int lane_count)
 {

2.18.0

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---
 drivers/gpu/drm/i915/intel_dp.c | 31 ++++++++++++++++++++++++++++++-
 1 file changed, 30 insertions(+), 1 deletion(-)
index 11412b21a1c7..03b8e5104ead 100644
@@ -635,9 +635,12 @@ intel_dp_mode_valid(struct drm_connector *connector,
 	struct intel_dp *intel_dp = intel_attached_dp(connector);
 	struct intel_connector *intel_connector = to_intel_connector(connector);
 	struct drm_display_mode *fixed_mode = intel_connector->panel.fixed_mode;
+	struct drm_i915_private *dev_priv = to_i915(connector->dev);
 	int target_clock = mode->clock;
 	int max_rate, mode_rate, max_lanes, max_link_clock;
 	int max_dotclk;
+	u16 dsc_max_output_bpp = 0;
+	u8 dsc_slice_count = 0;
 
 	if (mode->flags & DRM_MODE_FLAG_DBLSCAN)
 		return MODE_NO_DBLESCAN;

@@ -660,7 +663,33 @@ intel_dp_mode_valid(struct drm_connector *connector,
 	max_rate = intel_dp_max_data_rate(max_link_clock, max_lanes);
 	mode_rate = intel_dp_link_required(target_clock, 18);
 
-	if (mode_rate > max_rate || target_clock > max_dotclk)
+	/*
+	 * Output bpp is stored in 6.4 format so right shift by 4 to get the
+	 * integer value since we support only integer values of bpp.
+	 */
+	if ((INTEL_GEN(dev_priv) >= 10 || IS_GEMINILAKE(dev_priv)) &&
+	    drm_dp_sink_supports_dsc(intel_dp->dsc_dpcd)) {
+		if (intel_dp_is_edp(intel_dp)) {
+			dsc_max_output_bpp =
+				drm_edp_dsc_sink_output_bpp(intel_dp->dsc_dpcd) >> 4;
+			dsc_slice_count =
+				drm_dp_dsc_sink_max_slice_count(intel_dp->dsc_dpcd,
+								true);
+		} else {
+			dsc_max_output_bpp =
+				intel_dp_dsc_get_output_bpp(max_link_clock,
+							    max_lanes,
+							    target_clock,
+							    mode->hdisplay) >> 4;
+			dsc_slice_count =
+				intel_dp_dsc_get_slice_count(intel_dp,
+							     target_clock,
+							     mode->hdisplay);
+		}
+	}
+
+	if ((mode_rate > max_rate && !(dsc_max_output_bpp && dsc_slice_count)) ||
+	    target_clock > max_dotclk)
 		return MODE_CLOCK_HIGH;
 
 	if (mode->clock < 10000)

2.18.0

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---
 include/drm/drm_dp_helper.h | 1 +
 1 file changed, 1 insertion(+)
index 72d0eb36521f..0fba8d2198a4 100644
@@ -1052,6 +1052,7 @@ struct dp_sdp_header {
 
 #define EDP_SDP_HEADER_REVISION_MASK		0x1F
 #define EDP_SDP_HEADER_VALID_PAYLOAD_BYTES	0x1F
+#define DP_SDP_PPS_HEADER_PAYLOAD_BYTES_MINUS_1 0x7F
 
 struct edp_vsc_psr {
 	struct dp_sdp_header sdp_header;

2.18.0

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$ dim sparse origin/drm-tip
Sparse version: v0.5.2
Commit: drm/i915/dsc: Add slice_row_per_frame in DSC PPS programming
Okay!
    ==== Issues hit ====

    igt@drv_selftest@live_contexts:
      fi-icl-u:           NOTRUN -> DMESG-FAIL (fdo#108569)

    igt@gem_exec_suspend@basic-s3:
      fi-blb-e6850:       PASS -> INCOMPLETE (fdo#107718)

    igt@kms_frontbuffer_tracking@basic:
      fi-hsw-peppy:       PASS -> DMESG-WARN (fdo#102614)
      fi-byt-clapper:     PASS -> FAIL (fdo#103167)

    igt@kms_pipe_crc_basic@suspend-read-crc-pipe-b:
      fi-byt-clapper:     PASS -> FAIL (fdo#103191, fdo#107362) +1

    
    ==== Possible fixes ====

    igt@gem_exec_suspend@basic-s3:
      fi-icl-u:           INCOMPLETE (fdo#107713) -> PASS
    ==== Issues hit ====

    igt@gem_ctx_isolation@rcs0-none:
      shard-snb:          PASS -> INCOMPLETE (fdo#105411)

    igt@gem_exec_schedule@pi-ringfull-blt:
      shard-skl:          NOTRUN -> FAIL (fdo#103158) +1

    igt@kms_busy@extended-pageflip-modeset-hang-oldfb-render-a:
      shard-snb:          NOTRUN -> DMESG-WARN (fdo#107956) +1
      shard-skl:          NOTRUN -> DMESG-WARN (fdo#107956)

    igt@kms_ccs@pipe-a-crc-sprite-planes-basic:
      shard-glk:          PASS -> FAIL (fdo#108145) +2

    igt@kms_cursor_crc@cursor-256x85-onscreen:
      shard-apl:          PASS -> FAIL (fdo#103232)

    igt@kms_cursor_crc@cursor-64x64-sliding:
      shard-glk:          PASS -> FAIL (fdo#103232)

    igt@kms_frontbuffer_tracking@fbc-1p-primscrn-spr-indfb-move:
      shard-glk:          PASS -> FAIL (fdo#103167) +5

    igt@kms_frontbuffer_tracking@fbcpsr-stridechange:
      shard-skl:          NOTRUN -> FAIL (fdo#105683)

    igt@kms_panel_fitting@legacy:
      shard-skl:          NOTRUN -> FAIL (fdo#105456)

    igt@kms_plane_alpha_blend@pipe-b-alpha-transparant-fb:
      shard-skl:          NOTRUN -> FAIL (fdo#108145) +3

    igt@kms_plane_multiple@atomic-pipe-a-tiling-y:
      shard-glk:          PASS -> FAIL (fdo#103166) +2

    igt@kms_plane_multiple@atomic-pipe-b-tiling-yf:
      shard-apl:          PASS -> FAIL (fdo#103166)

    igt@kms_sysfs_edid_timing:
      shard-skl:          NOTRUN -> FAIL (fdo#100047)

    igt@pm_rpm@pc8-residency:
      shard-skl:          SKIP -> INCOMPLETE (fdo#107807)

    
    ==== Possible fixes ====

    igt@gem_ppgtt@blt-vs-render-ctxn:
      shard-kbl:          INCOMPLETE (fdo#106887, fdo#103665, fdo#106023) -> PASS

    igt@gem_workarounds@suspend-resume:
      shard-kbl:          DMESG-WARN (fdo#108566) -> PASS

    igt@kms_busy@extended-modeset-hang-newfb-with-reset-render-b:
      shard-hsw:          DMESG-WARN (fdo#107956) -> PASS

    igt@kms_chv_cursor_fail@pipe-a-128x128-left-edge:
      shard-skl:          FAIL (fdo#104671) -> PASS

    igt@kms_cursor_crc@cursor-128x42-onscreen:
      shard-glk:          FAIL (fdo#103232) -> PASS

    igt@kms_cursor_crc@cursor-256x85-random:
      shard-apl:          FAIL (fdo#103232) -> PASS

    igt@kms_cursor_crc@cursor-64x64-suspend:
      shard-apl:          FAIL (fdo#103191, fdo#103232) -> PASS

    igt@kms_draw_crc@draw-method-xrgb2101010-render-untiled:
      shard-skl:          FAIL (fdo#103184) -> PASS

    igt@kms_frontbuffer_tracking@fbc-1p-primscrn-spr-indfb-fullscreen:
      shard-apl:          FAIL (fdo#103167) -> PASS +1

    igt@kms_frontbuffer_tracking@fbc-2p-primscrn-spr-indfb-fullscreen:
      shard-glk:          FAIL (fdo#103167) -> PASS

    igt@kms_frontbuffer_tracking@fbcpsr-1p-primscrn-pri-shrfb-draw-render:
      shard-apl:          INCOMPLETE (fdo#103927) -> SKIP

    igt@kms_plane_multiple@atomic-pipe-a-tiling-x:
      shard-glk:          FAIL (fdo#103166) -> PASS

    igt@kms_plane_multiple@atomic-pipe-c-tiling-yf:
      shard-apl:          FAIL (fdo#103166) -> PASS +2

    igt@kms_vblank@pipe-b-ts-continuation-suspend:
      shard-kbl:          INCOMPLETE (fdo#103665) -> PASS

drm/i915/dsc: Add slice_row_per_frame in DSC PPS programming

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