From 1551b9164f6194ffee78935d1ff515f697619483 Mon Sep 17 00:00:00 2001 From: Ashutosh Dixit Date: Sat, 10 Sep 2022 07:38:43 -0700 Subject: [PATCH] drm/i915/mtl: PERF_LIMIT_REASONS changes for MTL PERF_LIMIT_REASONS register for MTL media gt is different now. v2: Avoid static inline for intel_gt_perf_limit_reasons_reg() (Jani) Cc: Jani Nikula Cc: Badal Nilawar Signed-off-by: Ashutosh Dixit Reviewed-by: Rodrigo Vivi Signed-off-by: Rodrigo Vivi Link: https://patchwork.freedesktop.org/patch/msgid/20220910143844.1755324-3-ashutosh.dixit@intel.com --- drivers/gpu/drm/i915/gt/intel_gt.c | 6 ++++++ drivers/gpu/drm/i915/gt/intel_gt.h | 1 + drivers/gpu/drm/i915/gt/intel_gt_pm_debugfs.c | 4 ++-- drivers/gpu/drm/i915/gt/intel_gt_sysfs_pm.c | 6 +++--- drivers/gpu/drm/i915/i915_reg.h | 1 + 5 files changed, 13 insertions(+), 5 deletions(-) diff --git a/drivers/gpu/drm/i915/gt/intel_gt.c b/drivers/gpu/drm/i915/gt/intel_gt.c index 926a1515cd3b..abc46ba7cf1d 100644 --- a/drivers/gpu/drm/i915/gt/intel_gt.c +++ b/drivers/gpu/drm/i915/gt/intel_gt.c @@ -230,6 +230,12 @@ static void gen6_clear_engine_error_register(struct intel_engine_cs *engine) GEN6_RING_FAULT_REG_POSTING_READ(engine); } +i915_reg_t intel_gt_perf_limit_reasons_reg(struct intel_gt *gt) +{ + return gt->type == GT_MEDIA ? + MTL_MEDIA_PERF_LIMIT_REASONS : GT0_PERF_LIMIT_REASONS; +} + void intel_gt_clear_error_registers(struct intel_gt *gt, intel_engine_mask_t engine_mask) diff --git a/drivers/gpu/drm/i915/gt/intel_gt.h b/drivers/gpu/drm/i915/gt/intel_gt.h index 2ee582e287c8..e0365d556248 100644 --- a/drivers/gpu/drm/i915/gt/intel_gt.h +++ b/drivers/gpu/drm/i915/gt/intel_gt.h @@ -60,6 +60,7 @@ void intel_gt_driver_late_release_all(struct drm_i915_private *i915); int intel_gt_wait_for_idle(struct intel_gt *gt, long timeout); void intel_gt_check_and_clear_faults(struct intel_gt *gt); +i915_reg_t intel_gt_perf_limit_reasons_reg(struct intel_gt *gt); void intel_gt_clear_error_registers(struct intel_gt *gt, intel_engine_mask_t engine_mask); diff --git a/drivers/gpu/drm/i915/gt/intel_gt_pm_debugfs.c b/drivers/gpu/drm/i915/gt/intel_gt_pm_debugfs.c index 88814f2b32c8..3157d06e8995 100644 --- a/drivers/gpu/drm/i915/gt/intel_gt_pm_debugfs.c +++ b/drivers/gpu/drm/i915/gt/intel_gt_pm_debugfs.c @@ -661,7 +661,7 @@ static int perf_limit_reasons_get(void *data, u64 *val) intel_wakeref_t wakeref; with_intel_runtime_pm(gt->uncore->rpm, wakeref) - *val = intel_uncore_read(gt->uncore, GT0_PERF_LIMIT_REASONS); + *val = intel_uncore_read(gt->uncore, intel_gt_perf_limit_reasons_reg(gt)); return 0; } @@ -677,7 +677,7 @@ static int perf_limit_reasons_clear(void *data, u64 val) * "status" bits except that the "log" bits remain set until cleared. */ with_intel_runtime_pm(gt->uncore->rpm, wakeref) - intel_uncore_rmw(gt->uncore, GT0_PERF_LIMIT_REASONS, + intel_uncore_rmw(gt->uncore, intel_gt_perf_limit_reasons_reg(gt), GT0_PERF_LIMIT_REASONS_LOG_MASK, 0); return 0; diff --git a/drivers/gpu/drm/i915/gt/intel_gt_sysfs_pm.c b/drivers/gpu/drm/i915/gt/intel_gt_sysfs_pm.c index e066cc33d9f2..54deae45d81f 100644 --- a/drivers/gpu/drm/i915/gt/intel_gt_sysfs_pm.c +++ b/drivers/gpu/drm/i915/gt/intel_gt_sysfs_pm.c @@ -510,7 +510,7 @@ struct intel_gt_bool_throttle_attr { struct attribute attr; ssize_t (*show)(struct device *dev, struct device_attribute *attr, char *buf); - i915_reg_t reg32; + i915_reg_t (*reg32)(struct intel_gt *gt); u32 mask; }; @@ -521,7 +521,7 @@ static ssize_t throttle_reason_bool_show(struct device *dev, struct intel_gt *gt = intel_gt_sysfs_get_drvdata(dev, attr->attr.name); struct intel_gt_bool_throttle_attr *t_attr = (struct intel_gt_bool_throttle_attr *) attr; - bool val = rps_read_mask_mmio(>->rps, t_attr->reg32, t_attr->mask); + bool val = rps_read_mask_mmio(>->rps, t_attr->reg32(gt), t_attr->mask); return sysfs_emit(buff, "%u\n", val); } @@ -530,7 +530,7 @@ static ssize_t throttle_reason_bool_show(struct device *dev, struct intel_gt_bool_throttle_attr attr_##sysfs_func__ = { \ .attr = { .name = __stringify(sysfs_func__), .mode = 0444 }, \ .show = throttle_reason_bool_show, \ - .reg32 = GT0_PERF_LIMIT_REASONS, \ + .reg32 = intel_gt_perf_limit_reasons_reg, \ .mask = mask__, \ } diff --git a/drivers/gpu/drm/i915/i915_reg.h b/drivers/gpu/drm/i915/i915_reg.h index 2d60ecc09661..be4129118d7c 100644 --- a/drivers/gpu/drm/i915/i915_reg.h +++ b/drivers/gpu/drm/i915/i915_reg.h @@ -1867,6 +1867,7 @@ #define POWER_LIMIT_1_MASK REG_BIT(10) #define POWER_LIMIT_2_MASK REG_BIT(11) #define GT0_PERF_LIMIT_REASONS_LOG_MASK REG_GENMASK(31, 16) +#define MTL_MEDIA_PERF_LIMIT_REASONS _MMIO(0x138030) #define CHV_CLK_CTL1 _MMIO(0x101100) #define VLV_CLK_CTL2 _MMIO(0x101104) -- 2.25.1