From 2009e808bc3e0df6d4d83e2271bc25ae63a4ac05 Mon Sep 17 00:00:00 2001 From: Akshata Jahagirdar Date: Fri, 2 Aug 2024 07:12:03 -0700 Subject: [PATCH] drm/xe/xe2: Introduce performance changes Add Compression Performance Improvement Changes in Xe2 v2: Rebase v3: Rebase, updated as per latest changes on bspec, Removed unnecessary default actions (Matt) formatting nits (Tejas) v4: Formatting nits, removed default set action for bit 14 (Matt) Bspec: 72161 Signed-off-by: Akshata Jahagirdar Reviewed-by: Matt Roper Signed-off-by: Matt Roper Link: https://patchwork.freedesktop.org/patch/msgid/c2dd753fdc55df6a6432026f2df9c2684a0d25c1.1722607628.git.akshata.jahagirdar@intel.com --- drivers/gpu/drm/xe/regs/xe_gt_regs.h | 3 +++ drivers/gpu/drm/xe/xe_tuning.c | 5 +++++ 2 files changed, 8 insertions(+) diff --git a/drivers/gpu/drm/xe/regs/xe_gt_regs.h b/drivers/gpu/drm/xe/regs/xe_gt_regs.h index 3b87f95f9ecfe..c50643ab4c844 100644 --- a/drivers/gpu/drm/xe/regs/xe_gt_regs.h +++ b/drivers/gpu/drm/xe/regs/xe_gt_regs.h @@ -367,6 +367,9 @@ #define XEHP_L3NODEARBCFG XE_REG_MCR(0xb0b4) #define XEHP_LNESPARE REG_BIT(19) +#define L3SQCREG2 XE_REG_MCR(0xb104) +#define COMPMEMRD256BOVRFETCHEN REG_BIT(20) + #define L3SQCREG3 XE_REG_MCR(0xb108) #define COMPPWOVERFETCHEN REG_BIT(28) diff --git a/drivers/gpu/drm/xe/xe_tuning.c b/drivers/gpu/drm/xe/xe_tuning.c index 77d4eec0118d4..3817b7743b0ca 100644 --- a/drivers/gpu/drm/xe/xe_tuning.c +++ b/drivers/gpu/drm/xe/xe_tuning.c @@ -45,6 +45,11 @@ static const struct xe_rtp_entry_sr gt_tunings[] = { XE_RTP_RULES(GRAPHICS_VERSION_RANGE(2001, XE_RTP_END_VERSION_UNDEFINED)), XE_RTP_ACTIONS(SET(L3SQCREG3, COMPPWOVERFETCHEN)) }, + { XE_RTP_NAME("Tuning: L2 Overfetch Compressible Only"), + XE_RTP_RULES(GRAPHICS_VERSION_RANGE(2001, XE_RTP_END_VERSION_UNDEFINED)), + XE_RTP_ACTIONS(SET(L3SQCREG2, + COMPMEMRD256BOVRFETCHEN)) + }, {} }; -- 2.39.5