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Implement it. > > Bspec: 70821 The correct BSpec should be 72161 I guess. > Signed-off-by: Gustavo Sousa > --- > drivers/gpu/drm/xe/regs/xe_gt_regs.h | 5 +++++ > drivers/gpu/drm/xe/xe_tuning.c | 8 ++++++++ > 2 files changed, 13 insertions(+) > > diff --git a/drivers/gpu/drm/xe/regs/xe_gt_regs.h b/drivers/gpu/drm/xe/regs/xe_gt_regs.h > index 6ec2d2c11d77..ccd18cdd5b50 100644 > --- a/drivers/gpu/drm/xe/regs/xe_gt_regs.h > +++ b/drivers/gpu/drm/xe/regs/xe_gt_regs.h > @@ -389,6 +389,9 @@ > #define L3SQCREG3 XE_REG_MCR(0xb108) > #define COMPPWOVERFETCHEN REG_BIT(28) > > +#define SCRATCH3LBCF XE_REG_MCR(0xb154) > +#define RWFLUSHALLEN REG_BIT(17) > + > #define XEHP_L3SQCREG5 XE_REG_MCR(0xb158) > #define L3_PWM_TIMER_INIT_VAL_MASK REG_GENMASK(9, 0) > > @@ -406,6 +409,8 @@ > > #define XE2LPM_L3SQCREG3 XE_REG_MCR(0xb608) > > +#define XE2LPM_SCRATCH3LBCF XE_REG_MCR(0xb654) Just a general question, the register might exist on other platforms as well right, so, would it be a good idea to call it SCRATCH3LBCF_MEDIA instead? > + > #define XE2LPM_L3SQCREG5 XE_REG_MCR(0xb658) > > #define XE2_TDF_CTRL XE_REG(0xb418) > diff --git a/drivers/gpu/drm/xe/xe_tuning.c b/drivers/gpu/drm/xe/xe_tuning.c > index f62622f0be85..4dd77b44ac82 100644 > --- a/drivers/gpu/drm/xe/xe_tuning.c > +++ b/drivers/gpu/drm/xe/xe_tuning.c > @@ -80,6 +80,14 @@ static const struct xe_rtp_entry_sr gt_tunings[] = { > XE_RTP_ACTIONS(FIELD_SET(XELPMP_STATELESS_COMPRESSION_CTRL, UNIFIED_COMPRESSION_FORMAT, > REG_FIELD_PREP(UNIFIED_COMPRESSION_FORMAT, 0))) > }, > + { XE_RTP_NAME("Tuning: L3 RW flush all Cache"), > + XE_RTP_RULES(GRAPHICS_VERSION_RANGE(2004, XE_RTP_END_VERSION_UNDEFINED)), > + XE_RTP_ACTIONS(SET(SCRATCH3, RWFLUSHALLEN)) The register should be SCRATCH3LBCF Thank You - Sai Teja > + }, > + { XE_RTP_NAME("Tuning: L3 RW flush all cache - media"), > + XE_RTP_RULES(MEDIA_VERSION_RANGE(2000, XE_RTP_END_VERSION_UNDEFINED)), > + XE_RTP_ACTIONS(SET(XE2LPM_SCRATCH3LBCF, RWFLUSHALLEN)) > + }, > {} > }; >