diff options
Diffstat (limited to 'drivers/gpu/drm/i915/gt/intel_rc6.c')
| -rw-r--r-- | drivers/gpu/drm/i915/gt/intel_rc6.c | 29 |
1 files changed, 18 insertions, 11 deletions
diff --git a/drivers/gpu/drm/i915/gt/intel_rc6.c b/drivers/gpu/drm/i915/gt/intel_rc6.c index 9e303c29d6e3..3847ee44b181 100644 --- a/drivers/gpu/drm/i915/gt/intel_rc6.c +++ b/drivers/gpu/drm/i915/gt/intel_rc6.c @@ -7,6 +7,7 @@ #include <linux/pm_runtime.h> #include "i915_drv.h" +#include "i915_vgpu.h" #include "intel_gt.h" #include "intel_gt_pm.h" #include "intel_rc6.h" @@ -226,10 +227,7 @@ static void gen6_rc6_enable(struct intel_rc6 *rc6) set(uncore, GEN6_RC_SLEEP, 0); set(uncore, GEN6_RC1e_THRESHOLD, 1000); - if (IS_IVYBRIDGE(i915)) - set(uncore, GEN6_RC6_THRESHOLD, 125000); - else - set(uncore, GEN6_RC6_THRESHOLD, 50000); + set(uncore, GEN6_RC6_THRESHOLD, 50000); set(uncore, GEN6_RC6p_THRESHOLD, 150000); set(uncore, GEN6_RC6pp_THRESHOLD, 64000); /* unused */ @@ -299,7 +297,6 @@ static int vlv_rc6_init(struct intel_rc6 *rc6) pcbr_offset = (pcbr & ~4095) - i915->dsm.start; pctx = i915_gem_object_create_stolen_for_preallocated(i915, pcbr_offset, - I915_GTT_OFFSET_NONE, pctx_size); if (IS_ERR(pctx)) return PTR_ERR(pctx); @@ -323,10 +320,10 @@ static int vlv_rc6_init(struct intel_rc6 *rc6) return PTR_ERR(pctx); } - GEM_BUG_ON(range_overflows_t(u64, - i915->dsm.start, - pctx->stolen->start, - U32_MAX)); + GEM_BUG_ON(range_overflows_end_t(u64, + i915->dsm.start, + pctx->stolen->start, + U32_MAX)); pctx_paddr = i915->dsm.start + pctx->stolen->start; intel_uncore_write(uncore, VLV_PCBR, pctx_paddr); @@ -542,6 +539,8 @@ void intel_rc6_init(struct intel_rc6 *rc6) void intel_rc6_sanitize(struct intel_rc6 *rc6) { + memset(rc6->prev_hw_residency, 0, sizeof(rc6->prev_hw_residency)); + if (rc6->enabled) { /* unbalanced suspend/resume */ rpm_get(rc6); rc6->enabled = false; @@ -604,6 +603,7 @@ void intel_rc6_unpark(struct intel_rc6 *rc6) void intel_rc6_park(struct intel_rc6 *rc6) { struct intel_uncore *uncore = rc6_to_uncore(rc6); + unsigned int target; if (!rc6->enabled) return; @@ -618,7 +618,14 @@ void intel_rc6_park(struct intel_rc6 *rc6) /* Turn off the HW timers and go directly to rc6 */ set(uncore, GEN6_RC_CONTROL, GEN6_RC_CTL_RC6_ENABLE); - set(uncore, GEN6_RC_STATE, 0x4 << RC_SW_TARGET_STATE_SHIFT); + + if (HAS_RC6pp(rc6_to_i915(rc6))) + target = 0x6; /* deepest rc6 */ + else if (HAS_RC6p(rc6_to_i915(rc6))) + target = 0x5; /* deep rc6 */ + else + target = 0x4; /* normal rc6 */ + set(uncore, GEN6_RC_STATE, target << RC_SW_TARGET_STATE_SHIFT); } void intel_rc6_disable(struct intel_rc6 *rc6) @@ -713,7 +720,7 @@ u64 intel_rc6_residency_ns(struct intel_rc6 *rc6, const i915_reg_t reg) */ i = (i915_mmio_reg_offset(reg) - i915_mmio_reg_offset(GEN6_GT_GFX_RC6_LOCKED)) / sizeof(u32); - if (WARN_ON_ONCE(i >= ARRAY_SIZE(rc6->cur_residency))) + if (drm_WARN_ON_ONCE(&i915->drm, i >= ARRAY_SIZE(rc6->cur_residency))) return 0; fw_domains = intel_uncore_forcewake_for_reg(uncore, reg, FW_REG_READ); |