[PATCH 02/34] drm/i915: Pass intel_gt to has-reset?
Chris Wilson
chris at chris-wilson.co.uk
Fri Sep 27 22:01:04 UTC 2019
As we execute GPU results on a gt/ basis, and use the intel_gt as the
primary for all other reset functions, also use it for the has-reset?
predicated. Gradually simplifying the churn of pointers.
Signed-off-by: Chris Wilson <chris at chris-wilson.co.uk>
Cc: Andi Shyti <andi.shyti at intel.com>
---
drivers/gpu/drm/i915/display/intel_display.c | 2 +-
drivers/gpu/drm/i915/gt/intel_reset.c | 21 ++++++++++++-------
drivers/gpu/drm/i915/gt/intel_reset.h | 5 ++---
drivers/gpu/drm/i915/gt/selftest_hangcheck.c | 12 +++++------
drivers/gpu/drm/i915/gt/selftest_lrc.c | 2 +-
drivers/gpu/drm/i915/gt/selftest_reset.c | 4 ++--
.../gpu/drm/i915/gt/selftest_workarounds.c | 8 +++----
drivers/gpu/drm/i915/i915_getparam.c | 4 ++--
8 files changed, 31 insertions(+), 27 deletions(-)
diff --git a/drivers/gpu/drm/i915/display/intel_display.c b/drivers/gpu/drm/i915/display/intel_display.c
index bbe088b9d057..f1328c08f4ad 100644
--- a/drivers/gpu/drm/i915/display/intel_display.c
+++ b/drivers/gpu/drm/i915/display/intel_display.c
@@ -4273,7 +4273,7 @@ __intel_display_resume(struct drm_device *dev,
static bool gpu_reset_clobbers_display(struct drm_i915_private *dev_priv)
{
return (INTEL_INFO(dev_priv)->gpu_reset_clobbers_display &&
- intel_has_gpu_reset(dev_priv));
+ intel_has_gpu_reset(&dev_priv->gt));
}
void intel_prepare_reset(struct drm_i915_private *dev_priv)
diff --git a/drivers/gpu/drm/i915/gt/intel_reset.c b/drivers/gpu/drm/i915/gt/intel_reset.c
index d08226f5bea5..ea5cf3a28fbe 100644
--- a/drivers/gpu/drm/i915/gt/intel_reset.c
+++ b/drivers/gpu/drm/i915/gt/intel_reset.c
@@ -546,8 +546,10 @@ typedef int (*reset_func)(struct intel_gt *,
intel_engine_mask_t engine_mask,
unsigned int retry);
-static reset_func intel_get_gpu_reset(struct drm_i915_private *i915)
+static reset_func intel_get_gpu_reset(const struct intel_gt *gt)
{
+ struct drm_i915_private *i915 = gt->i915;
+
if (INTEL_GEN(i915) >= 8)
return gen8_reset_engines;
else if (INTEL_GEN(i915) >= 6)
@@ -571,7 +573,7 @@ int __intel_gt_reset(struct intel_gt *gt, intel_engine_mask_t engine_mask)
int ret = -ETIMEDOUT;
int retry;
- reset = intel_get_gpu_reset(gt->i915);
+ reset = intel_get_gpu_reset(gt);
if (!reset)
return -ENODEV;
@@ -591,17 +593,20 @@ int __intel_gt_reset(struct intel_gt *gt, intel_engine_mask_t engine_mask)
return ret;
}
-bool intel_has_gpu_reset(struct drm_i915_private *i915)
+bool intel_has_gpu_reset(const struct intel_gt *gt)
{
if (!i915_modparams.reset)
return NULL;
- return intel_get_gpu_reset(i915);
+ return intel_get_gpu_reset(gt);
}
-bool intel_has_reset_engine(struct drm_i915_private *i915)
+bool intel_has_reset_engine(const struct intel_gt *gt)
{
- return INTEL_INFO(i915)->has_reset_engine && i915_modparams.reset >= 2;
+ if (i915_modparams.reset < 2)
+ return false;
+
+ return INTEL_INFO(gt->i915)->has_reset_engine;
}
int intel_reset_guc(struct intel_gt *gt)
@@ -958,7 +963,7 @@ void intel_gt_reset(struct intel_gt *gt,
awake = reset_prepare(gt);
- if (!intel_has_gpu_reset(gt->i915)) {
+ if (!intel_has_gpu_reset(gt)) {
if (i915_modparams.reset)
dev_err(gt->i915->drm.dev, "GPU reset not supported\n");
else
@@ -1179,7 +1184,7 @@ void intel_gt_handle_error(struct intel_gt *gt,
* Try engine reset when available. We fall back to full reset if
* single reset fails.
*/
- if (intel_has_reset_engine(gt->i915) && !intel_gt_is_wedged(gt)) {
+ if (intel_has_reset_engine(gt) && !intel_gt_is_wedged(gt)) {
for_each_engine_masked(engine, gt->i915, engine_mask, tmp) {
BUILD_BUG_ON(I915_RESET_MODESET >= I915_RESET_ENGINE);
if (test_and_set_bit(I915_RESET_ENGINE + engine->id,
diff --git a/drivers/gpu/drm/i915/gt/intel_reset.h b/drivers/gpu/drm/i915/gt/intel_reset.h
index 0b6ff1ee7f06..8e8d5f761166 100644
--- a/drivers/gpu/drm/i915/gt/intel_reset.h
+++ b/drivers/gpu/drm/i915/gt/intel_reset.h
@@ -14,7 +14,6 @@
#include "intel_engine_types.h"
#include "intel_reset_types.h"
-struct drm_i915_private;
struct i915_request;
struct intel_engine_cs;
struct intel_gt;
@@ -80,7 +79,7 @@ static inline bool __intel_reset_failed(const struct intel_reset *reset)
return unlikely(test_bit(I915_WEDGED, &reset->flags));
}
-bool intel_has_gpu_reset(struct drm_i915_private *i915);
-bool intel_has_reset_engine(struct drm_i915_private *i915);
+bool intel_has_gpu_reset(const struct intel_gt *gt);
+bool intel_has_reset_engine(const struct intel_gt *gt);
#endif /* I915_RESET_H */
diff --git a/drivers/gpu/drm/i915/gt/selftest_hangcheck.c b/drivers/gpu/drm/i915/gt/selftest_hangcheck.c
index a0098fc35921..9c0c8441c22a 100644
--- a/drivers/gpu/drm/i915/gt/selftest_hangcheck.c
+++ b/drivers/gpu/drm/i915/gt/selftest_hangcheck.c
@@ -458,7 +458,7 @@ static int igt_reset_nop_engine(void *arg)
/* Check that we can engine-reset during non-user portions */
- if (!intel_has_reset_engine(gt->i915))
+ if (!intel_has_reset_engine(gt))
return 0;
file = mock_file(gt->i915);
@@ -559,7 +559,7 @@ static int __igt_reset_engine(struct intel_gt *gt, bool active)
/* Check that we can issue an engine reset on an idle engine (no-op) */
- if (!intel_has_reset_engine(gt->i915))
+ if (!intel_has_reset_engine(gt))
return 0;
if (active) {
@@ -791,7 +791,7 @@ static int __igt_reset_engines(struct intel_gt *gt,
* with any other engine.
*/
- if (!intel_has_reset_engine(gt->i915))
+ if (!intel_has_reset_engine(gt))
return 0;
if (flags & TEST_ACTIVE) {
@@ -1547,7 +1547,7 @@ static int igt_handle_error(void *arg)
/* Check that we can issue a global GPU and engine reset */
- if (!intel_has_reset_engine(gt->i915))
+ if (!intel_has_reset_engine(gt))
return 0;
if (!engine || !intel_engine_can_store_dword(engine))
@@ -1689,7 +1689,7 @@ static int igt_reset_engines_atomic(void *arg)
/* Check that the engines resets are usable from atomic context */
- if (!intel_has_reset_engine(gt->i915))
+ if (!intel_has_reset_engine(gt))
return 0;
if (USES_GUC_SUBMISSION(gt->i915))
@@ -1746,7 +1746,7 @@ int intel_hangcheck_live_selftests(struct drm_i915_private *i915)
bool saved_hangcheck;
int err;
- if (!intel_has_gpu_reset(gt->i915))
+ if (!intel_has_gpu_reset(gt))
return 0;
if (intel_gt_is_wedged(gt))
diff --git a/drivers/gpu/drm/i915/gt/selftest_lrc.c b/drivers/gpu/drm/i915/gt/selftest_lrc.c
index 22ea2e747064..93f2fcdc49bf 100644
--- a/drivers/gpu/drm/i915/gt/selftest_lrc.c
+++ b/drivers/gpu/drm/i915/gt/selftest_lrc.c
@@ -1310,7 +1310,7 @@ static int live_preempt_hang(void *arg)
if (!HAS_LOGICAL_RING_PREEMPTION(i915))
return 0;
- if (!intel_has_reset_engine(i915))
+ if (!intel_has_reset_engine(&i915->gt))
return 0;
mutex_lock(&i915->drm.struct_mutex);
diff --git a/drivers/gpu/drm/i915/gt/selftest_reset.c b/drivers/gpu/drm/i915/gt/selftest_reset.c
index 00a4f60cdfd5..d79482db7fe8 100644
--- a/drivers/gpu/drm/i915/gt/selftest_reset.c
+++ b/drivers/gpu/drm/i915/gt/selftest_reset.c
@@ -112,7 +112,7 @@ static int igt_atomic_engine_reset(void *arg)
/* Check that the resets are usable from atomic context */
- if (!intel_has_reset_engine(gt->i915))
+ if (!intel_has_reset_engine(gt))
return 0;
if (USES_GUC_SUBMISSION(gt->i915))
@@ -170,7 +170,7 @@ int intel_reset_live_selftests(struct drm_i915_private *i915)
};
struct intel_gt *gt = &i915->gt;
- if (!intel_has_gpu_reset(gt->i915))
+ if (!intel_has_gpu_reset(gt))
return 0;
if (intel_gt_is_wedged(gt))
diff --git a/drivers/gpu/drm/i915/gt/selftest_workarounds.c b/drivers/gpu/drm/i915/gt/selftest_workarounds.c
index 999a98f00494..d40ce0709bff 100644
--- a/drivers/gpu/drm/i915/gt/selftest_workarounds.c
+++ b/drivers/gpu/drm/i915/gt/selftest_workarounds.c
@@ -747,7 +747,7 @@ static int live_reset_whitelist(void *arg)
igt_global_reset_lock(&i915->gt);
- if (intel_has_reset_engine(i915)) {
+ if (intel_has_reset_engine(&i915->gt)) {
err = check_whitelist_across_reset(engine,
do_engine_reset,
"engine");
@@ -755,7 +755,7 @@ static int live_reset_whitelist(void *arg)
goto out;
}
- if (intel_has_gpu_reset(i915)) {
+ if (intel_has_gpu_reset(&i915->gt)) {
err = check_whitelist_across_reset(engine,
do_device_reset,
"device");
@@ -1131,7 +1131,7 @@ live_gpu_reset_workarounds(void *arg)
struct wa_lists lists;
bool ok;
- if (!intel_has_gpu_reset(i915))
+ if (!intel_has_gpu_reset(&i915->gt))
return 0;
ctx = kernel_context(i915);
@@ -1178,7 +1178,7 @@ live_engine_reset_workarounds(void *arg)
struct wa_lists lists;
int ret = 0;
- if (!intel_has_reset_engine(i915))
+ if (!intel_has_reset_engine(&i915->gt))
return 0;
ctx = kernel_context(i915);
diff --git a/drivers/gpu/drm/i915/i915_getparam.c b/drivers/gpu/drm/i915/i915_getparam.c
index 5d9101376a3d..f4b3cbb1adce 100644
--- a/drivers/gpu/drm/i915/i915_getparam.c
+++ b/drivers/gpu/drm/i915/i915_getparam.c
@@ -79,8 +79,8 @@ int i915_getparam_ioctl(struct drm_device *dev, void *data,
break;
case I915_PARAM_HAS_GPU_RESET:
value = i915_modparams.enable_hangcheck &&
- intel_has_gpu_reset(i915);
- if (value && intel_has_reset_engine(i915))
+ intel_has_gpu_reset(&i915->gt);
+ if (value && intel_has_reset_engine(&i915->gt))
value = 2;
break;
case I915_PARAM_HAS_RESOURCE_STREAMER:
--
2.23.0
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