Message ID | 20230125011407.2821808-2-matthew.d.roper@intel.com (mailing list archive) |
---|---|
State | New, archived |
Headers | show |
Series | [1/2] drm/i915/xehp: GAM registers don't need to be re-applied on engine resets | expand |
On Tue, Jan 24, 2023 at 05:14:07PM -0800, Matt Roper wrote: > GAMSTLB_CTRL and GAMCNTRL_CTRL became multicast/replicated registers on > Xe_HP. They should be defined accordingly and use MCR-aware operations. > > These registers have only been used for some dg2/xehpsdv workarounds, so > this fix is mostly just for consistency/future-proofing; even lacking > the MCR annotation, workarounds will always be properly applied in a > multicast manner on these platforms. > > Cc: Gustavo Sousa <gustavo.sousa@intel.com> > Fixes: 58bc2453ab8a ("drm/i915: Define multicast registers as a new type") > Signed-off-by: Matt Roper <matthew.d.roper@intel.com> Reviewed-by: Gustavo Sousa <gustavo.sousa@intel.com> > --- > drivers/gpu/drm/i915/gt/intel_gt_regs.h | 4 ++-- > drivers/gpu/drm/i915/gt/intel_workarounds.c | 16 ++++++++-------- > 2 files changed, 10 insertions(+), 10 deletions(-) > > diff --git a/drivers/gpu/drm/i915/gt/intel_gt_regs.h b/drivers/gpu/drm/i915/gt/intel_gt_regs.h > index 4a37d048b512..a0ebf3fa63ca 100644 > --- a/drivers/gpu/drm/i915/gt/intel_gt_regs.h > +++ b/drivers/gpu/drm/i915/gt/intel_gt_regs.h > @@ -1105,12 +1105,12 @@ > #define VEBX_MOD_CTRL MCR_REG(0xcf38) > #define FORCE_MISS_FTLB REG_BIT(3) > > -#define GEN12_GAMSTLB_CTRL _MMIO(0xcf4c) > +#define XEHP_GAMSTLB_CTRL MCR_REG(0xcf4c) > #define CONTROL_BLOCK_CLKGATE_DIS REG_BIT(12) > #define EGRESS_BLOCK_CLKGATE_DIS REG_BIT(11) > #define TAG_BLOCK_CLKGATE_DIS REG_BIT(7) > > -#define GEN12_GAMCNTRL_CTRL _MMIO(0xcf54) > +#define XEHP_GAMCNTRL_CTRL MCR_REG(0xcf54) > #define INVALIDATION_BROADCAST_MODE_DIS REG_BIT(12) > #define GLOBAL_INVALIDATION_MODE REG_BIT(2) > > diff --git a/drivers/gpu/drm/i915/gt/intel_workarounds.c b/drivers/gpu/drm/i915/gt/intel_workarounds.c > index 0e7f64bb2860..94eb498f3c2c 100644 > --- a/drivers/gpu/drm/i915/gt/intel_workarounds.c > +++ b/drivers/gpu/drm/i915/gt/intel_workarounds.c > @@ -1570,8 +1570,8 @@ xehpsdv_gt_workarounds_init(struct intel_gt *gt, struct i915_wa_list *wal) > wa_mcr_write_or(wal, XEHP_MERT_MOD_CTRL, FORCE_MISS_FTLB); > > /* Wa_14014368820:xehpsdv */ > - wa_write_or(wal, GEN12_GAMCNTRL_CTRL, > - INVALIDATION_BROADCAST_MODE_DIS | GLOBAL_INVALIDATION_MODE); > + wa_mcr_write_or(wal, XEHP_GAMCNTRL_CTRL, > + INVALIDATION_BROADCAST_MODE_DIS | GLOBAL_INVALIDATION_MODE); > } > > static void > @@ -1665,10 +1665,10 @@ dg2_gt_workarounds_init(struct intel_gt *gt, struct i915_wa_list *wal) > wa_mcr_write_or(wal, SSMCGCTL9530, RTFUNIT_CLKGATE_DIS); > > /* Wa_14010680813:dg2_g10 */ > - wa_write_or(wal, GEN12_GAMSTLB_CTRL, > - CONTROL_BLOCK_CLKGATE_DIS | > - EGRESS_BLOCK_CLKGATE_DIS | > - TAG_BLOCK_CLKGATE_DIS); > + wa_mcr_write_or(wal, XEHP_GAMSTLB_CTRL, > + CONTROL_BLOCK_CLKGATE_DIS | > + EGRESS_BLOCK_CLKGATE_DIS | > + TAG_BLOCK_CLKGATE_DIS); > } > > /* Wa_14014830051:dg2 */ > @@ -1691,8 +1691,8 @@ dg2_gt_workarounds_init(struct intel_gt *gt, struct i915_wa_list *wal) > wa_mcr_write_or(wal, VEBX_MOD_CTRL, FORCE_MISS_FTLB); > > /* Wa_1509235366:dg2 */ > - wa_write_or(wal, GEN12_GAMCNTRL_CTRL, > - INVALIDATION_BROADCAST_MODE_DIS | GLOBAL_INVALIDATION_MODE); > + wa_mcr_write_or(wal, XEHP_GAMCNTRL_CTRL, > + INVALIDATION_BROADCAST_MODE_DIS | GLOBAL_INVALIDATION_MODE); > } > > static void > -- > 2.39.0 >
diff --git a/drivers/gpu/drm/i915/gt/intel_gt_regs.h b/drivers/gpu/drm/i915/gt/intel_gt_regs.h index 4a37d048b512..a0ebf3fa63ca 100644 --- a/drivers/gpu/drm/i915/gt/intel_gt_regs.h +++ b/drivers/gpu/drm/i915/gt/intel_gt_regs.h @@ -1105,12 +1105,12 @@ #define VEBX_MOD_CTRL MCR_REG(0xcf38) #define FORCE_MISS_FTLB REG_BIT(3) -#define GEN12_GAMSTLB_CTRL _MMIO(0xcf4c) +#define XEHP_GAMSTLB_CTRL MCR_REG(0xcf4c) #define CONTROL_BLOCK_CLKGATE_DIS REG_BIT(12) #define EGRESS_BLOCK_CLKGATE_DIS REG_BIT(11) #define TAG_BLOCK_CLKGATE_DIS REG_BIT(7) -#define GEN12_GAMCNTRL_CTRL _MMIO(0xcf54) +#define XEHP_GAMCNTRL_CTRL MCR_REG(0xcf54) #define INVALIDATION_BROADCAST_MODE_DIS REG_BIT(12) #define GLOBAL_INVALIDATION_MODE REG_BIT(2) diff --git a/drivers/gpu/drm/i915/gt/intel_workarounds.c b/drivers/gpu/drm/i915/gt/intel_workarounds.c index 0e7f64bb2860..94eb498f3c2c 100644 --- a/drivers/gpu/drm/i915/gt/intel_workarounds.c +++ b/drivers/gpu/drm/i915/gt/intel_workarounds.c @@ -1570,8 +1570,8 @@ xehpsdv_gt_workarounds_init(struct intel_gt *gt, struct i915_wa_list *wal) wa_mcr_write_or(wal, XEHP_MERT_MOD_CTRL, FORCE_MISS_FTLB); /* Wa_14014368820:xehpsdv */ - wa_write_or(wal, GEN12_GAMCNTRL_CTRL, - INVALIDATION_BROADCAST_MODE_DIS | GLOBAL_INVALIDATION_MODE); + wa_mcr_write_or(wal, XEHP_GAMCNTRL_CTRL, + INVALIDATION_BROADCAST_MODE_DIS | GLOBAL_INVALIDATION_MODE); } static void @@ -1665,10 +1665,10 @@ dg2_gt_workarounds_init(struct intel_gt *gt, struct i915_wa_list *wal) wa_mcr_write_or(wal, SSMCGCTL9530, RTFUNIT_CLKGATE_DIS); /* Wa_14010680813:dg2_g10 */ - wa_write_or(wal, GEN12_GAMSTLB_CTRL, - CONTROL_BLOCK_CLKGATE_DIS | - EGRESS_BLOCK_CLKGATE_DIS | - TAG_BLOCK_CLKGATE_DIS); + wa_mcr_write_or(wal, XEHP_GAMSTLB_CTRL, + CONTROL_BLOCK_CLKGATE_DIS | + EGRESS_BLOCK_CLKGATE_DIS | + TAG_BLOCK_CLKGATE_DIS); } /* Wa_14014830051:dg2 */ @@ -1691,8 +1691,8 @@ dg2_gt_workarounds_init(struct intel_gt *gt, struct i915_wa_list *wal) wa_mcr_write_or(wal, VEBX_MOD_CTRL, FORCE_MISS_FTLB); /* Wa_1509235366:dg2 */ - wa_write_or(wal, GEN12_GAMCNTRL_CTRL, - INVALIDATION_BROADCAST_MODE_DIS | GLOBAL_INVALIDATION_MODE); + wa_mcr_write_or(wal, XEHP_GAMCNTRL_CTRL, + INVALIDATION_BROADCAST_MODE_DIS | GLOBAL_INVALIDATION_MODE); } static void
GAMSTLB_CTRL and GAMCNTRL_CTRL became multicast/replicated registers on Xe_HP. They should be defined accordingly and use MCR-aware operations. These registers have only been used for some dg2/xehpsdv workarounds, so this fix is mostly just for consistency/future-proofing; even lacking the MCR annotation, workarounds will always be properly applied in a multicast manner on these platforms. Cc: Gustavo Sousa <gustavo.sousa@intel.com> Fixes: 58bc2453ab8a ("drm/i915: Define multicast registers as a new type") Signed-off-by: Matt Roper <matthew.d.roper@intel.com> --- drivers/gpu/drm/i915/gt/intel_gt_regs.h | 4 ++-- drivers/gpu/drm/i915/gt/intel_workarounds.c | 16 ++++++++-------- 2 files changed, 10 insertions(+), 10 deletions(-)