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From: "Jouni Högander" <jouni.hogander@intel.com>
To: intel-gfx@lists.freedesktop.org, intel-xe@lists.freedesktop.org
Cc: "Jouni Högander" <jouni.hogander@intel.com>
Subject: [PATCH v2 2/4] drm/i915/dsc: Add Selective Update register definitions
Date: Tue,  3 Mar 2026 14:54:07 +0200	[thread overview]
Message-ID: <20260303125409.503148-3-jouni.hogander@intel.com> (raw)
In-Reply-To: <20260303125409.503148-1-jouni.hogander@intel.com>

Add definitions for DSC_SU_PARAMETER_SET_0_DSC0 and
DSC_SU_PARAMETER_SET_0_DSC1 registers. These are for Selective Update Early
Transport configuration.

Bspec: 71709
Signed-off-by: Jouni Högander <jouni.hogander@intel.com>
---
 drivers/gpu/drm/i915/display/intel_vdsc_regs.h | 12 ++++++++++++
 1 file changed, 12 insertions(+)

diff --git a/drivers/gpu/drm/i915/display/intel_vdsc_regs.h b/drivers/gpu/drm/i915/display/intel_vdsc_regs.h
index 2d478a84b07c..2b2e3c1b8138 100644
--- a/drivers/gpu/drm/i915/display/intel_vdsc_regs.h
+++ b/drivers/gpu/drm/i915/display/intel_vdsc_regs.h
@@ -196,6 +196,18 @@
 #define   DSC_PPS18_NSL_BPG_OFFSET(offset)	REG_FIELD_PREP(DSC_PPS18_NSL_BPG_OFFSET_MASK, offset)
 #define   DSC_PPS18_SL_OFFSET_ADJ(offset)	REG_FIELD_PREP(DSC_PPS18_SL_OFFSET_ADJ_MASK, offset)
 
+#define _LNL_DSC0_SU_PARAMETER_SET_0_PA		0x78064
+#define _LNL_DSC1_SU_PARAMETER_SET_0_PA		0x78164
+#define _LNL_DSC0_SU_PARAMETER_SET_0_PB		0x78264
+#define _LNL_DSC1_SU_PARAMETER_SET_0_PB		0x78364
+#define LNL_DSC0_SU_PARAMETER_SET_0(pipe)	_MMIO_PIPE((pipe), _LNL_DSC0_SU_PARAMETER_SET_0_PA, _LNL_DSC0_SU_PARAMETER_SET_0_PB)
+#define LNL_DSC1_SU_PARAMETER_SET_0(pipe)	_MMIO_PIPE((pipe), _LNL_DSC1_SU_PARAMETER_SET_0_PA, _LNL_DSC1_SU_PARAMETER_SET_0_PB)
+
+#define   DSC_SUPS0_SU_SLICE_ROW_PER_FRAME_MASK		REG_GENMASK(31, 20)
+#define   DSC_SUPS0_SU_SLICE_ROW_PER_FRAME(rows)	REG_FIELD_PREP(DSC_SUPS0_SU_SLICE_ROW_PER_FRAME_MASK, (rows))
+#define   DSC_SUPS0_SU_PIC_HEIGHT_MASK			REG_GENMASK(15, 0)
+#define   DSC_SUPS0_SU_PIC_HEIGHT(h)			REG_FIELD_PREP(DSC_SUPS0_SU_PIC_HEIGHT_MASK, (h))
+
 /* Icelake Rate Control Buffer Threshold Registers */
 #define DSCA_RC_BUF_THRESH_0			_MMIO(0x6B230)
 #define DSCA_RC_BUF_THRESH_0_UDW		_MMIO(0x6B230 + 4)
-- 
2.43.0


  parent reply	other threads:[~2026-03-03 12:54 UTC|newest]

Thread overview: 18+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2026-03-03 12:54 [PATCH v2 0/4] PSR/PR Selective Fetch Early Transport fixes Jouni Högander
2026-03-03 12:54 ` [PATCH v2 1/4] drm/i915/psr: Repeat Selective Update area alignment Jouni Högander
2026-03-04  7:44   ` Nautiyal, Ankit K
2026-03-03 12:54 ` Jouni Högander [this message]
2026-03-04  7:56   ` [PATCH v2 2/4] drm/i915/dsc: Add Selective Update register definitions Nautiyal, Ankit K
2026-03-03 12:54 ` [PATCH v2 3/4] drm/i915/dsc: Add helper for writing DSC Selective Update ET parameters Jouni Högander
2026-03-04  8:36   ` Nautiyal, Ankit K
2026-03-04  9:13     ` Hogander, Jouni
2026-03-04 10:26       ` Nautiyal, Ankit K
2026-03-04 10:44         ` Hogander, Jouni
2026-03-03 12:54 ` [PATCH v2 4/4] drm/i915/psr: Write DSC parameters on Selective Update in ET mode Jouni Högander
2026-03-04 10:28   ` Nautiyal, Ankit K
2026-03-03 14:23 ` ✗ CI.checkpatch: warning for PSR/PR Selective Fetch Early Transport fixes (rev2) Patchwork
2026-03-03 14:24 ` ✓ CI.KUnit: success " Patchwork
2026-03-03 15:20 ` ✓ Xe.CI.BAT: " Patchwork
2026-03-03 19:33 ` ✓ i915.CI.BAT: " Patchwork
2026-03-04  1:53 ` ✗ Xe.CI.FULL: failure " Patchwork
2026-03-04  7:03 ` ✗ i915.CI.Full: " Patchwork

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