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-rw-r--r--drivers/gpu/drm/i915/i915_debugfs.c2
-rw-r--r--drivers/gpu/drm/i915/i915_gpu_error.c22
2 files changed, 24 insertions, 0 deletions
diff --git a/drivers/gpu/drm/i915/i915_debugfs.c b/drivers/gpu/drm/i915/i915_debugfs.c
index 768461f7c7c6..655e60d609c2 100644
--- a/drivers/gpu/drm/i915/i915_debugfs.c
+++ b/drivers/gpu/drm/i915/i915_debugfs.c
@@ -72,6 +72,8 @@ static __always_inline void seq_print_param(struct seq_file *m,
seq_printf(m, "i915.%s=%d\n", name, *(const int *)x);
else if (!__builtin_strcmp(type, "unsigned int"))
seq_printf(m, "i915.%s=%u\n", name, *(const unsigned int *)x);
+ else if (!__builtin_strcmp(type, "char *"))
+ seq_printf(m, "i915.%s=%s\n", name, *(const char **)x);
else
BUILD_BUG();
}
diff --git a/drivers/gpu/drm/i915/i915_gpu_error.c b/drivers/gpu/drm/i915/i915_gpu_error.c
index 3a3c7c3c4931..2b1d15668192 100644
--- a/drivers/gpu/drm/i915/i915_gpu_error.c
+++ b/drivers/gpu/drm/i915/i915_gpu_error.c
@@ -557,6 +557,8 @@ static __always_inline void err_print_param(struct drm_i915_error_state_buf *m,
err_printf(m, "i915.%s=%d\n", name, *(const int *)x);
else if (!__builtin_strcmp(type, "unsigned int"))
err_printf(m, "i915.%s=%u\n", name, *(const unsigned int *)x);
+ else if (!__builtin_strcmp(type, "char *"))
+ err_printf(m, "i915.%s=%s\n", name, *(const char **)x);
else
BUILD_BUG();
}
@@ -810,6 +812,12 @@ static void i915_error_object_free(struct drm_i915_error_object *obj)
kfree(obj);
}
+static __always_inline void free_param(const char *type, void *x)
+{
+ if (!__builtin_strcmp(type, "char *"))
+ kfree(*(void **)x);
+}
+
void __i915_gpu_state_free(struct kref *error_ref)
{
struct i915_gpu_state *error =
@@ -840,6 +848,11 @@ void __i915_gpu_state_free(struct kref *error_ref)
kfree(error->overlay);
kfree(error->display);
+
+#define FREE(T, x) free_param(#T, &error->params.x);
+ I915_PARAMS_FOR_EACH(FREE);
+#undef FREE
+
kfree(error);
}
@@ -1614,6 +1627,12 @@ static void i915_capture_gen_state(struct drm_i915_private *dev_priv,
sizeof(error->device_info));
}
+static __always_inline void dup_param(const char *type, void *x)
+{
+ if (!__builtin_strcmp(type, "char *"))
+ *(void **)x = kstrdup(*(void **)x, GFP_ATOMIC);
+}
+
static int capture(void *data)
{
struct i915_gpu_state *error = data;
@@ -1625,6 +1644,9 @@ static int capture(void *data)
error->i915->gt.last_init_time));
error->params = i915;
+#define DUP(T, x) dup_param(#T, &error->params.x);
+ I915_PARAMS_FOR_EACH(DUP);
+#undef DUP
i915_capture_gen_state(error->i915, error);
i915_capture_reg_state(error->i915, error);