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-rw-r--r--drivers/gpu/drm/xe/regs/xe_engine_regs.h1
-rw-r--r--drivers/gpu/drm/xe/xe_hw_engine.c6
2 files changed, 7 insertions, 0 deletions
diff --git a/drivers/gpu/drm/xe/regs/xe_engine_regs.h b/drivers/gpu/drm/xe/regs/xe_engine_regs.h
index c38db2a74614..81b71903675e 100644
--- a/drivers/gpu/drm/xe/regs/xe_engine_regs.h
+++ b/drivers/gpu/drm/xe/regs/xe_engine_regs.h
@@ -104,6 +104,7 @@
#define CSFE_CHICKEN1(base) XE_REG((base) + 0xd4, XE_REG_OPTION_MASKED)
#define GHWSP_CSB_REPORT_DIS REG_BIT(15)
#define PPHWSP_CSB_AND_TIMESTAMP_REPORT_DIS REG_BIT(14)
+#define CS_PRIORITY_MEM_READ REG_BIT(7)
#define FF_SLICE_CS_CHICKEN1(base) XE_REG((base) + 0xe0, XE_REG_OPTION_MASKED)
#define FFSC_PERCTX_PREEMPT_CTRL REG_BIT(14)
diff --git a/drivers/gpu/drm/xe/xe_hw_engine.c b/drivers/gpu/drm/xe/xe_hw_engine.c
index 00ace5fcc284..403eb1d2d20a 100644
--- a/drivers/gpu/drm/xe/xe_hw_engine.c
+++ b/drivers/gpu/drm/xe/xe_hw_engine.c
@@ -428,6 +428,12 @@ hw_engine_setup_default_state(struct xe_hw_engine *hwe)
0xA,
XE_RTP_ACTION_FLAG(ENGINE_BASE)))
},
+ /* Enable Priority Mem Read */
+ { XE_RTP_NAME("Priority_Mem_Read"),
+ XE_RTP_RULES(GRAPHICS_VERSION_RANGE(2001, XE_RTP_END_VERSION_UNDEFINED)),
+ XE_RTP_ACTIONS(SET(CSFE_CHICKEN1(0), CS_PRIORITY_MEM_READ,
+ XE_RTP_ACTION_FLAG(ENGINE_BASE)))
+ },
{}
};