From: John Harrison <john.c.harri...@intel.com> Newer hardware adds flags to the whitelist work-around register. These allow per access direction privileges and ranges.
Signed-off-by: John Harrison <john.c.harri...@intel.com> Signed-off-by: Robert M. Fosha <robert.m.fo...@intel.com> Cc: Tvrtko Ursulin <tvrtko.ursu...@intel.com> Cc: Chris Wilson <ch...@chris-wilson.co.uk> --- drivers/gpu/drm/i915/gt/intel_workarounds.c | 9 ++++++++- drivers/gpu/drm/i915/i915_reg.h | 7 +++++++ 2 files changed, 15 insertions(+), 1 deletion(-) diff --git a/drivers/gpu/drm/i915/gt/intel_workarounds.c b/drivers/gpu/drm/i915/gt/intel_workarounds.c index 165b0a45e009..ae82340fff45 100644 --- a/drivers/gpu/drm/i915/gt/intel_workarounds.c +++ b/drivers/gpu/drm/i915/gt/intel_workarounds.c @@ -1012,7 +1012,7 @@ bool intel_gt_verify_workarounds(struct drm_i915_private *i915, } static void -whitelist_reg(struct i915_wa_list *wal, i915_reg_t reg) +whitelist_reg_ext(struct i915_wa_list *wal, i915_reg_t reg, u32 flags) { struct i915_wa wa = { .reg = reg @@ -1021,9 +1021,16 @@ whitelist_reg(struct i915_wa_list *wal, i915_reg_t reg) if (GEM_DEBUG_WARN_ON(wal->count >= RING_MAX_NONPRIV_SLOTS)) return; + wa.reg.reg |= flags; _wa_add(wal, &wa); } +static void +whitelist_reg(struct i915_wa_list *wal, i915_reg_t reg) +{ + whitelist_reg_ext(wal, reg, RING_FORCE_TO_NONPRIV_RW); +} + static void gen9_whitelist_build(struct i915_wa_list *w) { /* WaVFEStateAfterPipeControlwithMediaStateClear:skl,bxt,glk,cfl */ diff --git a/drivers/gpu/drm/i915/i915_reg.h b/drivers/gpu/drm/i915/i915_reg.h index 7a26766ba84d..cc295a4f6e92 100644 --- a/drivers/gpu/drm/i915/i915_reg.h +++ b/drivers/gpu/drm/i915/i915_reg.h @@ -2513,6 +2513,13 @@ enum i915_power_well_id { #define RING_WAIT_SEMAPHORE (1 << 10) /* gen6+ */ #define RING_FORCE_TO_NONPRIV(base, i) _MMIO(((base) + 0x4D0) + (i) * 4) +#define RING_FORCE_TO_NONPRIV_RW (0 << 28) /* CFL+ & Gen11+ */ +#define RING_FORCE_TO_NONPRIV_RD (1 << 28) +#define RING_FORCE_TO_NONPRIV_WR (2 << 28) +#define RING_FORCE_TO_NONPRIV_RANGE_1 (0 << 0) /* CFL+ & Gen11+ */ +#define RING_FORCE_TO_NONPRIV_RANGE_4 (1 << 0) +#define RING_FORCE_TO_NONPRIV_RANGE_16 (2 << 0) +#define RING_FORCE_TO_NONPRIV_RANGE_64 (3 << 0) #define RING_MAX_NONPRIV_SLOTS 12 #define GEN7_TLB_RD_ADDR _MMIO(0x4700) -- 2.21.0.5.gaeb582a983 _______________________________________________ Intel-gfx mailing list Intel-gfx@lists.freedesktop.org https://lists.freedesktop.org/mailman/listinfo/intel-gfx