6.12-stable review patch. If anyone has any objections, please let me know.
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From: Gustavo Sousa gustavo.sousa@intel.com
[ Upstream commit 081cb8948cfe322076cd23f22f85ba68f73e2c4b ]
Implement the initial set of workarounds for Xe3 IPs.
Signed-off-by: Gustavo Sousa gustavo.sousa@intel.com Signed-off-by: Matt Atwood matthew.s.atwood@intel.com Reviewed-by: Matt Roper matthew.d.roper@intel.com Signed-off-by: Matt Roper matthew.d.roper@intel.com Link: https://patchwork.freedesktop.org/patch/msgid/20241008204626.55802-2-matthew... Signed-off-by: Sasha Levin sashal@kernel.org --- drivers/gpu/drm/xe/regs/xe_engine_regs.h | 1 + drivers/gpu/drm/xe/regs/xe_gt_regs.h | 3 ++ drivers/gpu/drm/xe/xe_wa.c | 47 ++++++++++++++++++++++++ drivers/gpu/drm/xe/xe_wa_oob.rules | 1 + 4 files changed, 52 insertions(+)
diff --git a/drivers/gpu/drm/xe/regs/xe_engine_regs.h b/drivers/gpu/drm/xe/regs/xe_engine_regs.h index 81b71903675e0..7c78496e6213c 100644 --- a/drivers/gpu/drm/xe/regs/xe_engine_regs.h +++ b/drivers/gpu/drm/xe/regs/xe_engine_regs.h @@ -186,6 +186,7 @@
#define VDBOX_CGCTL3F10(base) XE_REG((base) + 0x3f10) #define IECPUNIT_CLKGATE_DIS REG_BIT(22) +#define RAMDFTUNIT_CLKGATE_DIS REG_BIT(9)
#define VDBOX_CGCTL3F18(base) XE_REG((base) + 0x3f18) #define ALNUNIT_CLKGATE_DIS REG_BIT(13) diff --git a/drivers/gpu/drm/xe/regs/xe_gt_regs.h b/drivers/gpu/drm/xe/regs/xe_gt_regs.h index bd604b9f08e4f..5404de2aea545 100644 --- a/drivers/gpu/drm/xe/regs/xe_gt_regs.h +++ b/drivers/gpu/drm/xe/regs/xe_gt_regs.h @@ -286,6 +286,9 @@ #define GAMTLBVEBOX0_CLKGATE_DIS REG_BIT(16) #define LTCDD_CLKGATE_DIS REG_BIT(10)
+#define UNSLCGCTL9454 XE_REG(0x9454) +#define LSCFE_CLKGATE_DIS REG_BIT(4) + #define XEHP_SLICE_UNIT_LEVEL_CLKGATE XE_REG_MCR(0x94d4) #define L3_CR2X_CLKGATE_DIS REG_BIT(17) #define L3_CLKGATE_DIS REG_BIT(16) diff --git a/drivers/gpu/drm/xe/xe_wa.c b/drivers/gpu/drm/xe/xe_wa.c index 353936a0f877d..37e592b2bf062 100644 --- a/drivers/gpu/drm/xe/xe_wa.c +++ b/drivers/gpu/drm/xe/xe_wa.c @@ -251,6 +251,34 @@ static const struct xe_rtp_entry_sr gt_was[] = { XE_RTP_ENTRY_FLAG(FOREACH_ENGINE), },
+ /* Xe3_LPG */ + + { XE_RTP_NAME("14021871409"), + XE_RTP_RULES(GRAPHICS_VERSION(3000), GRAPHICS_STEP(A0, B0)), + XE_RTP_ACTIONS(SET(UNSLCGCTL9454, LSCFE_CLKGATE_DIS)) + }, + + /* Xe3_LPM */ + + { XE_RTP_NAME("16021867713"), + XE_RTP_RULES(MEDIA_VERSION(3000), + ENGINE_CLASS(VIDEO_DECODE)), + XE_RTP_ACTIONS(SET(VDBOX_CGCTL3F1C(0), MFXPIPE_CLKGATE_DIS)), + XE_RTP_ENTRY_FLAG(FOREACH_ENGINE), + }, + { XE_RTP_NAME("16021865536"), + XE_RTP_RULES(MEDIA_VERSION(3000), + ENGINE_CLASS(VIDEO_DECODE)), + XE_RTP_ACTIONS(SET(VDBOX_CGCTL3F10(0), IECPUNIT_CLKGATE_DIS)), + XE_RTP_ENTRY_FLAG(FOREACH_ENGINE), + }, + { XE_RTP_NAME("14021486841"), + XE_RTP_RULES(MEDIA_VERSION(3000), MEDIA_STEP(A0, B0), + ENGINE_CLASS(VIDEO_DECODE)), + XE_RTP_ACTIONS(SET(VDBOX_CGCTL3F10(0), RAMDFTUNIT_CLKGATE_DIS)), + XE_RTP_ENTRY_FLAG(FOREACH_ENGINE), + }, + {} };
@@ -567,6 +595,13 @@ static const struct xe_rtp_entry_sr engine_was[] = { XE_RTP_ACTION_FLAG(ENGINE_BASE))) },
+ /* Xe3_LPG */ + + { XE_RTP_NAME("14021402888"), + XE_RTP_RULES(GRAPHICS_VERSION_RANGE(3000, 3001), FUNC(xe_rtp_match_first_render_or_compute)), + XE_RTP_ACTIONS(SET(HALF_SLICE_CHICKEN7, CLEAR_OPTIMIZATION_DISABLE)) + }, + {} };
@@ -742,6 +777,18 @@ static const struct xe_rtp_entry_sr lrc_was[] = { XE_RTP_ACTIONS(SET(CHICKEN_RASTER_1, DIS_CLIP_NEGATIVE_BOUNDING_BOX)) },
+ /* Xe3_LPG */ + { XE_RTP_NAME("14021490052"), + XE_RTP_RULES(GRAPHICS_VERSION(3000), GRAPHICS_STEP(A0, B0), + ENGINE_CLASS(RENDER)), + XE_RTP_ACTIONS(SET(FF_MODE, + DIS_MESH_PARTIAL_AUTOSTRIP | + DIS_MESH_AUTOSTRIP), + SET(VFLSKPD, + DIS_PARTIAL_AUTOSTRIP | + DIS_AUTOSTRIP)) + }, + {} };
diff --git a/drivers/gpu/drm/xe/xe_wa_oob.rules b/drivers/gpu/drm/xe/xe_wa_oob.rules index 0154fbe154e9a..264d6e116499c 100644 --- a/drivers/gpu/drm/xe/xe_wa_oob.rules +++ b/drivers/gpu/drm/xe/xe_wa_oob.rules @@ -33,6 +33,7 @@ GRAPHICS_VERSION(2004) 22019338487 MEDIA_VERSION(2000) GRAPHICS_VERSION(2001) + MEDIA_VERSION(3000), MEDIA_STEP(A0, B0) 22019338487_display PLATFORM(LUNARLAKE) 16023588340 GRAPHICS_VERSION(2001) 14019789679 GRAPHICS_VERSION(1255)