From: Mika Kuoppala <mika.kuoppala@xxxxxxxxxxxxxxx> Disable semaphore idle messages and wait for event power downs. Signed-off-by: Mika Kuoppala <mika.kuoppala@xxxxxxxxxxxxxxx> Reviewed-by: Chris Wilson <chris@xxxxxxxxxxxxxxxxxx> Signed-off-by: Chris Wilson <chris@xxxxxxxxxxxxxxxxxx> Link: https://patchwork.freedesktop.org/patch/msgid/20191015154449.10338-10-mika.kuoppala@xxxxxxxxxxxxxxx --- drivers/gpu/drm/i915/gt/intel_workarounds.c | 8 ++++++++ drivers/gpu/drm/i915/i915_reg.h | 1 + 2 files changed, 9 insertions(+) diff --git a/drivers/gpu/drm/i915/gt/intel_workarounds.c b/drivers/gpu/drm/i915/gt/intel_workarounds.c index 483725137291..af8a8183154a 100644 --- a/drivers/gpu/drm/i915/gt/intel_workarounds.c +++ b/drivers/gpu/drm/i915/gt/intel_workarounds.c @@ -1286,6 +1286,14 @@ rcs_engine_wa_init(struct intel_engine_cs *engine, struct i915_wa_list *wal) wa_write_or(wal, GEN9_CTX_PREEMPT_REG, GEN12_DISABLE_POSH_BUSY_FF_DOP_CG); + + /* Wa_1607030317:tgl */ + /* Wa_1607186500:tgl */ + /* Wa_1607297627:tgl */ + wa_masked_en(wal, + GEN6_RC_SLEEP_PSMI_CONTROL, + GEN12_WAIT_FOR_EVENT_POWER_DOWN_DISABLE | + GEN8_RC_SEMA_IDLE_MSG_DISABLE); } if (IS_GEN(i915, 11)) { diff --git a/drivers/gpu/drm/i915/i915_reg.h b/drivers/gpu/drm/i915/i915_reg.h index baf5939df1ec..855db888516c 100644 --- a/drivers/gpu/drm/i915/i915_reg.h +++ b/drivers/gpu/drm/i915/i915_reg.h @@ -2885,6 +2885,7 @@ static inline bool i915_mmio_reg_valid(i915_reg_t reg) #define GEN6_RC_SLEEP_PSMI_CONTROL _MMIO(0x2050) #define GEN6_PSMI_SLEEP_MSG_DISABLE (1 << 0) +#define GEN12_WAIT_FOR_EVENT_POWER_DOWN_DISABLE REG_BIT(7) #define GEN8_RC_SEMA_IDLE_MSG_DISABLE (1 << 12) #define GEN8_FF_DOP_CLOCK_GATE_DISABLE (1 << 10) -- 2.23.0 _______________________________________________ Intel-gfx mailing list Intel-gfx@xxxxxxxxxxxxxxxxxxxxx https://lists.freedesktop.org/mailman/listinfo/intel-gfx
