From: Gustavo Sousa Date: Mon, 6 Nov 2023 21:06:57 +0000 (-0300) Subject: drm/xe/xelpmp: Add Wa_16021867713 X-Git-Tag: v6.8-rc1~21^2~13^2~223 X-Git-Url: https://git.kernel.dk/?a=commitdiff_plain;h=6ffef7b6991b4e302dd0aa86f67a0d00b0b8e542;p=linux-2.6-block.git drm/xe/xelpmp: Add Wa_16021867713 This workaround applies to all steppings of Xe_LPM+. Implement the KMD part. Reviewed-by: Matt Roper Link: https://lore.kernel.org/r/20231106210655.175109-3-gustavo.sousa@intel.com Signed-off-by: Gustavo Sousa Signed-off-by: Rodrigo Vivi --- diff --git a/drivers/gpu/drm/xe/regs/xe_engine_regs.h b/drivers/gpu/drm/xe/regs/xe_engine_regs.h index 35dd4837dd75..b57dec17eb2d 100644 --- a/drivers/gpu/drm/xe/regs/xe_engine_regs.h +++ b/drivers/gpu/drm/xe/regs/xe_engine_regs.h @@ -118,4 +118,7 @@ #define VDBOX_CGCTL3F18(base) XE_REG((base) + 0x3f18) #define ALNUNIT_CLKGATE_DIS REG_BIT(13) +#define VDBOX_CGCTL3F1C(base) XE_REG((base) + 0x3f1c) +#define MFXPIPE_CLKGATE_DIS REG_BIT(3) + #endif diff --git a/drivers/gpu/drm/xe/xe_wa.c b/drivers/gpu/drm/xe/xe_wa.c index 2f1782db267b..614e114a5342 100644 --- a/drivers/gpu/drm/xe/xe_wa.c +++ b/drivers/gpu/drm/xe/xe_wa.c @@ -248,6 +248,12 @@ static const struct xe_rtp_entry_sr gt_was[] = { /* Xe_LPM+ */ + { XE_RTP_NAME("16021867713"), + XE_RTP_RULES(MEDIA_VERSION(1300), + ENGINE_CLASS(VIDEO_DECODE)), + XE_RTP_ACTIONS(SET(VDBOX_CGCTL3F1C(0), MFXPIPE_CLKGATE_DIS)), + XE_RTP_ENTRY_FLAG(FOREACH_ENGINE), + }, { XE_RTP_NAME("22016670082"), XE_RTP_RULES(MEDIA_VERSION(1300)), XE_RTP_ACTIONS(SET(XELPMP_SQCNT1, ENFORCE_RAR))