Implement get_reset ioctl for i915.
Signed-off-by: André Almeida <andrealmeid@xxxxxxxxxx>
---
drivers/gpu/drm/i915/gem/i915_gem_context.c | 18 ++++++++++++++++++
drivers/gpu/drm/i915/gem/i915_gem_context.h | 2 ++
.../gpu/drm/i915/gem/i915_gem_context_types.h | 2 ++
drivers/gpu/drm/i915/i915_driver.c | 2 ++
4 files changed, 24 insertions(+)
diff --git a/drivers/gpu/drm/i915/gem/i915_gem_context.c b/drivers/gpu/drm/i915/gem/i915_gem_context.c
index 9a9ff84c90d7..fba8c9bbc7e9 100644
--- a/drivers/gpu/drm/i915/gem/i915_gem_context.c
+++ b/drivers/gpu/drm/i915/gem/i915_gem_context.c
@@ -1666,6 +1666,8 @@ i915_gem_create_context(struct drm_i915_private *i915,
ctx->uses_protected_content = true;
}
+ ctx->dev_reset_counter = i915_reset_count(&i915->gpu_error);
+
trace_i915_context_create(ctx);
return ctx;
@@ -2558,6 +2560,22 @@ int i915_gem_context_reset_stats_ioctl(struct drm_device *dev,
return 0;
}
+int i915_gem_get_reset(struct drm_file *filp, struct drm_device *dev,
+ struct drm_get_reset *reset)
+{
+ struct i915_gem_context *ctx;
+
+ ctx = i915_gem_context_lookup(file->driver_priv, reset->ctx_id);
+ if (IS_ERR(ctx))
+ return PTR_ERR(ctx);
+
+ reset->dev_reset_count = i915_reset_count(&i915->gpu_error) - ctx->dev_reset_count;
+ reset->ctx_reset_count = ctx->guilty_count;
+
+ i915_gem_context_put(ctx);
+ return 0;
+}
+
/* GEM context-engines iterator: for_each_gem_engine() */
struct intel_context *
i915_gem_engines_iter_next(struct i915_gem_engines_iter *it)
diff --git a/drivers/gpu/drm/i915/gem/i915_gem_context.h b/drivers/gpu/drm/i915/gem/i915_gem_context.h
index e5b0f66ea1fe..9ee119d8123f 100644
--- a/drivers/gpu/drm/i915/gem/i915_gem_context.h
+++ b/drivers/gpu/drm/i915/gem/i915_gem_context.h
@@ -138,6 +138,8 @@ int i915_gem_context_setparam_ioctl(struct drm_device *dev, void *data,
struct drm_file *file_priv);
int i915_gem_context_reset_stats_ioctl(struct drm_device *dev, void *data,
struct drm_file *file);
+int i915_gem_get_reset(struct drm_file *file_priv, struct drm_device *dev,
+ struct drm_get_reset *reset);
struct i915_gem_context *
i915_gem_context_lookup(struct drm_i915_file_private *file_priv, u32 id);
diff --git a/drivers/gpu/drm/i915/gem/i915_gem_context_types.h b/drivers/gpu/drm/i915/gem/i915_gem_context_types.h
index cb78214a7dcd..2e4cf0f0d3dc 100644
--- a/drivers/gpu/drm/i915/gem/i915_gem_context_types.h
+++ b/drivers/gpu/drm/i915/gem/i915_gem_context_types.h
@@ -414,6 +414,8 @@ struct i915_gem_context {
/** @engines: list of stale engines */
struct list_head engines;
} stale;
+
+ uint64_t dev_reset_counter;
};
#endif /* __I915_GEM_CONTEXT_TYPES_H__ */
diff --git a/drivers/gpu/drm/i915/i915_driver.c b/drivers/gpu/drm/i915/i915_driver.c
index 97244541ec28..640304141ada 100644
--- a/drivers/gpu/drm/i915/i915_driver.c
+++ b/drivers/gpu/drm/i915/i915_driver.c
@@ -1805,6 +1805,8 @@ static const struct drm_driver i915_drm_driver = {
.postclose = i915_driver_postclose,
.show_fdinfo = i915_drm_client_fdinfo,
+ .get_reset = i915_gem_get_reset,
+
.prime_handle_to_fd = drm_gem_prime_handle_to_fd,
.prime_fd_to_handle = drm_gem_prime_fd_to_handle,
.gem_prime_import = i915_gem_prime_import,
--
2.41.0
