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* [PATCH] drm/i915/selftests: Move uncore fw selftests to operate on intel_gt
@ 2019-10-22 13:10 Chris Wilson
  2019-10-22 13:44 ` Tvrtko Ursulin
                   ` (2 more replies)
  0 siblings, 3 replies; 8+ messages in thread
From: Chris Wilson @ 2019-10-22 13:10 UTC (permalink / raw)
  To: intel-gfx

Forcewake is the speciality of the GT, so it is natural to run the
intel_uncore_forcewake tests over the GT. So pass intel_gt as the
parameter to our selftests.

Signed-off-by: Chris Wilson <chris@chris-wilson.co.uk>
Cc: Tvrtko Ursulin <tvrtko.ursulin@intel.com>
Cc: Daniele Ceraolo Spurio <daniele.ceraolospurio@intel.com>
---
 drivers/gpu/drm/i915/selftests/intel_uncore.c | 54 ++++++++++---------
 1 file changed, 28 insertions(+), 26 deletions(-)

diff --git a/drivers/gpu/drm/i915/selftests/intel_uncore.c b/drivers/gpu/drm/i915/selftests/intel_uncore.c
index 0ffb141eb988..0e4e6be0101d 100644
--- a/drivers/gpu/drm/i915/selftests/intel_uncore.c
+++ b/drivers/gpu/drm/i915/selftests/intel_uncore.c
@@ -140,19 +140,19 @@ static int live_forcewake_ops(void *arg)
 		}
 	};
 	const struct reg *r;
-	struct drm_i915_private *i915 = arg;
+	struct intel_gt *gt = arg;
 	struct intel_uncore_forcewake_domain *domain;
-	struct intel_uncore *uncore = &i915->uncore;
+	struct intel_uncore *uncore = gt->uncore;
 	struct intel_engine_cs *engine;
 	enum intel_engine_id id;
 	intel_wakeref_t wakeref;
 	unsigned int tmp;
 	int err = 0;
 
-	GEM_BUG_ON(i915->gt.awake);
+	GEM_BUG_ON(gt->awake);
 
 	/* vlv/chv with their pcu behave differently wrt reads */
-	if (IS_VALLEYVIEW(i915) || IS_CHERRYVIEW(i915)) {
+	if (IS_VALLEYVIEW(gt->i915) || IS_CHERRYVIEW(gt->i915)) {
 		pr_debug("PCU fakes forcewake badly; skipping\n");
 		return 0;
 	}
@@ -170,15 +170,15 @@ static int live_forcewake_ops(void *arg)
 
 	/* We have to pick carefully to get the exact behaviour we need */
 	for (r = registers; r->name; r++)
-		if (r->platforms & INTEL_INFO(i915)->gen_mask)
+		if (r->platforms & INTEL_INFO(gt->i915)->gen_mask)
 			break;
 	if (!r->name) {
 		pr_debug("Forcewaked register not known for %s; skipping\n",
-			 intel_platform_name(INTEL_INFO(i915)->platform));
+			 intel_platform_name(INTEL_INFO(gt->i915)->platform));
 		return 0;
 	}
 
-	wakeref = intel_runtime_pm_get(&i915->runtime_pm);
+	wakeref = intel_runtime_pm_get(uncore->rpm);
 
 	for_each_fw_domain(domain, uncore, tmp) {
 		smp_store_mb(domain->active, false);
@@ -188,7 +188,7 @@ static int live_forcewake_ops(void *arg)
 		intel_uncore_fw_release_timer(&domain->timer);
 	}
 
-	for_each_engine(engine, i915, id) {
+	for_each_engine(engine, gt, id) {
 		i915_reg_t mmio = _MMIO(engine->mmio_base + r->offset);
 		u32 __iomem *reg = uncore->regs + engine->mmio_base + r->offset;
 		enum forcewake_domains fw_domains;
@@ -249,22 +249,22 @@ static int live_forcewake_ops(void *arg)
 	}
 
 out_rpm:
-	intel_runtime_pm_put(&i915->runtime_pm, wakeref);
+	intel_runtime_pm_put(uncore->rpm, wakeref);
 	return err;
 }
 
 static int live_forcewake_domains(void *arg)
 {
 #define FW_RANGE 0x40000
-	struct drm_i915_private *dev_priv = arg;
-	struct intel_uncore *uncore = &dev_priv->uncore;
+	struct intel_gt *gt = arg;
+	struct intel_uncore *uncore = gt->uncore;
 	unsigned long *valid;
 	u32 offset;
 	int err;
 
-	if (!HAS_FPGA_DBG_UNCLAIMED(dev_priv) &&
-	    !IS_VALLEYVIEW(dev_priv) &&
-	    !IS_CHERRYVIEW(dev_priv))
+	if (!HAS_FPGA_DBG_UNCLAIMED(gt->i915) &&
+	    !IS_VALLEYVIEW(gt->i915) &&
+	    !IS_CHERRYVIEW(gt->i915))
 		return 0;
 
 	/*
@@ -283,7 +283,7 @@ static int live_forcewake_domains(void *arg)
 	for (offset = 0; offset < FW_RANGE; offset += 4) {
 		i915_reg_t reg = { offset };
 
-		(void)I915_READ_FW(reg);
+		intel_uncore_posting_read_fw(uncore, reg);
 		if (!check_for_unclaimed_mmio(uncore))
 			set_bit(offset, valid);
 	}
@@ -300,7 +300,7 @@ static int live_forcewake_domains(void *arg)
 
 		check_for_unclaimed_mmio(uncore);
 
-		(void)I915_READ(reg);
+		intel_uncore_posting_read_fw(uncore, reg);
 		if (check_for_unclaimed_mmio(uncore)) {
 			pr_err("Unclaimed mmio read to register 0x%04x\n",
 			       offset);
@@ -312,21 +312,23 @@ static int live_forcewake_domains(void *arg)
 	return err;
 }
 
+static int live_fw_table(void *arg)
+{
+	struct intel_gt *gt = arg;
+
+	/* Confirm the table we load is still valid */
+	return intel_fw_table_check(gt->uncore->fw_domains_table,
+				    gt->uncore->fw_domains_table_entries,
+				    INTEL_GEN(gt->i915) >= 9);
+}
+
 int intel_uncore_live_selftests(struct drm_i915_private *i915)
 {
 	static const struct i915_subtest tests[] = {
+		SUBTEST(live_fw_table),
 		SUBTEST(live_forcewake_ops),
 		SUBTEST(live_forcewake_domains),
 	};
 
-	int err;
-
-	/* Confirm the table we load is still valid */
-	err = intel_fw_table_check(i915->uncore.fw_domains_table,
-				   i915->uncore.fw_domains_table_entries,
-				   INTEL_GEN(i915) >= 9);
-	if (err)
-		return err;
-
-	return i915_subtests(tests, i915);
+	return intel_gt_live_subtests(tests, &i915->gt);
 }
-- 
2.24.0.rc0

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^ permalink raw reply related	[flat|nested] 8+ messages in thread
end of thread, other threads:[~2019-10-23 11:08 UTC | newest]

Thread overview: 8+ messages (download: mbox.gz / follow: Atom feed)
-- links below jump to the message on this page --
2019-10-22 13:10 [PATCH] drm/i915/selftests: Move uncore fw selftests to operate on intel_gt Chris Wilson
2019-10-22 13:44 ` Tvrtko Ursulin
2019-10-22 13:54   ` Chris Wilson
2019-10-22 15:25   ` Chris Wilson
2019-10-22 18:49   ` Daniele Ceraolo Spurio
2019-10-22 20:26 ` ✓ Fi.CI.BAT: success for " Patchwork
2019-10-23 11:08 ` ✓ Fi.CI.IGT: " Patchwork
2019-10-23 11:08   ` [Intel-gfx] " Patchwork

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