@@ -647,16 +647,65 @@ v3d_get_cpu_copy_query_results_params(struct drm_file *file_priv,
return err;
}
+static int
+copy_query_info(struct v3d_performance_query_info *qinfo,
+ unsigned int count,
+ unsigned int nperfmons,
+ u32 __user *syncs,
+ u64 __user *kperfmon_ids,
+ struct drm_file *fpriv)
+{
+ unsigned int i, j;
+ int err;
+
+ for (i = 0; i < count; i++) {
+ struct v3d_performance_query *query = &qinfo->queries[i];
+ u32 __user *ids_pointer;
+ u32 sync, id;
+ u64 ids;
+
+ if (get_user(sync, syncs++)) {
+ err = -EFAULT;
+ goto error;
+ }
+
+ if (get_user(ids, kperfmon_ids++)) {
+ err = -EFAULT;
+ goto error;
+ }
+
+ ids_pointer = u64_to_user_ptr(ids);
+
+ for (j = 0; j < nperfmons; j++) {
+ if (get_user(id, ids_pointer++)) {
+ err = -EFAULT;
+ goto error;
+ }
+
+ query->kperfmon_ids[j] = id;
+ }
+
+ query->syncobj = drm_syncobj_find(fpriv, sync);
+ if (!query->syncobj) {
+ err = -ENOENT;
+ goto error;
+ }
+ }
+
+ return 0;
+
+error:
+ __v3d_performance_query_info_free(qinfo, i);
+ return err;
+}
+
static int
v3d_get_cpu_reset_performance_params(struct drm_file *file_priv,
struct drm_v3d_extension __user *ext,
struct v3d_cpu_job *job)
{
- u32 __user *syncs;
- u64 __user *kperfmon_ids;
struct drm_v3d_reset_performance_query reset;
struct v3d_performance_query_info *qinfo = &job->performance_query;
- unsigned int i, j;
int err;
if (!job) {
@@ -683,50 +732,17 @@ v3d_get_cpu_reset_performance_params(struct drm_file *file_priv,
if (!qinfo->queries)
return -ENOMEM;
- syncs = u64_to_user_ptr(reset.syncs);
- kperfmon_ids = u64_to_user_ptr(reset.kperfmon_ids);
+ err = copy_query_info(qinfo, reset.count, reset.nperfmons,
+ u64_to_user_ptr(reset.syncs),
+ u64_to_user_ptr(reset.kperfmon_ids),
+ file_priv);
+ if (err)
+ return err;
- for (i = 0; i < reset.count; i++) {
- u32 sync;
- u64 ids;
- u32 __user *ids_pointer;
- u32 id;
-
- if (get_user(sync, syncs++)) {
- err = -EFAULT;
- goto error;
- }
-
- if (get_user(ids, kperfmon_ids++)) {
- err = -EFAULT;
- goto error;
- }
-
- ids_pointer = u64_to_user_ptr(ids);
-
- for (j = 0; j < reset.nperfmons; j++) {
- if (get_user(id, ids_pointer++)) {
- err = -EFAULT;
- goto error;
- }
-
- qinfo->queries[i].kperfmon_ids[j] = id;
- }
-
- qinfo->queries[i].syncobj = drm_syncobj_find(file_priv, sync);
- if (!qinfo->queries[i].syncobj) {
- err = -ENOENT;
- goto error;
- }
- }
qinfo->count = reset.count;
qinfo->nperfmons = reset.nperfmons;
return 0;
-
-error:
- __v3d_performance_query_info_free(qinfo, i);
- return err;
}
static int
@@ -734,11 +750,8 @@ v3d_get_cpu_copy_performance_query_params(struct drm_file *file_priv,
struct drm_v3d_extension __user *ext,
struct v3d_cpu_job *job)
{
- u32 __user *syncs;
- u64 __user *kperfmon_ids;
struct drm_v3d_copy_performance_query copy;
struct v3d_performance_query_info *qinfo = &job->performance_query;
- unsigned int i, j;
int err;
if (!job) {
@@ -768,42 +781,13 @@ v3d_get_cpu_copy_performance_query_params(struct drm_file *file_priv,
if (!qinfo->queries)
return -ENOMEM;
- syncs = u64_to_user_ptr(copy.syncs);
- kperfmon_ids = u64_to_user_ptr(copy.kperfmon_ids);
+ err = copy_query_info(qinfo, copy.count, copy.nperfmons,
+ u64_to_user_ptr(copy.syncs),
+ u64_to_user_ptr(copy.kperfmon_ids),
+ file_priv);
+ if (err)
+ return err;
- for (i = 0; i < copy.count; i++) {
- u32 sync;
- u64 ids;
- u32 __user *ids_pointer;
- u32 id;
-
- if (get_user(sync, syncs++)) {
- err = -EFAULT;
- goto error;
- }
-
- if (get_user(ids, kperfmon_ids++)) {
- err = -EFAULT;
- goto error;
- }
-
- ids_pointer = u64_to_user_ptr(ids);
-
- for (j = 0; j < copy.nperfmons; j++) {
- if (get_user(id, ids_pointer++)) {
- err = -EFAULT;
- goto error;
- }
-
- qinfo->queries[i].kperfmon_ids[j] = id;
- }
-
- qinfo->queries[i].syncobj = drm_syncobj_find(file_priv, sync);
- if (!qinfo->queries[i].syncobj) {
- err = -ENOENT;
- goto error;
- }
- }
qinfo->count = copy.count;
qinfo->nperfmons = copy.nperfmons;
qinfo->ncounters = copy.ncounters;
@@ -815,10 +799,6 @@ v3d_get_cpu_copy_performance_query_params(struct drm_file *file_priv,
job->copy.stride = copy.stride;
return 0;
-
-error:
- __v3d_performance_query_info_free(qinfo, i);
- return err;
}
/* Whenever userspace sets ioctl extensions, v3d_get_extensions parses data