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path: root/drivers/gpu/drm/vc4/vc4_perfmon.c
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Diffstat (limited to 'drivers/gpu/drm/vc4/vc4_perfmon.c')
-rw-r--r--drivers/gpu/drm/vc4/vc4_perfmon.c33
1 files changed, 17 insertions, 16 deletions
diff --git a/drivers/gpu/drm/vc4/vc4_perfmon.c b/drivers/gpu/drm/vc4/vc4_perfmon.c
index c4ac2c946238..f1342f917cf7 100644
--- a/drivers/gpu/drm/vc4/vc4_perfmon.c
+++ b/drivers/gpu/drm/vc4/vc4_perfmon.c
@@ -23,7 +23,7 @@ void vc4_perfmon_get(struct vc4_perfmon *perfmon)
return;
vc4 = perfmon->dev;
- if (WARN_ON_ONCE(vc4->is_vc5))
+ if (WARN_ON_ONCE(vc4->gen > VC4_GEN_4))
return;
refcount_inc(&perfmon->refcnt);
@@ -37,7 +37,7 @@ void vc4_perfmon_put(struct vc4_perfmon *perfmon)
return;
vc4 = perfmon->dev;
- if (WARN_ON_ONCE(vc4->is_vc5))
+ if (WARN_ON_ONCE(vc4->gen > VC4_GEN_4))
return;
if (refcount_dec_and_test(&perfmon->refcnt))
@@ -49,7 +49,7 @@ void vc4_perfmon_start(struct vc4_dev *vc4, struct vc4_perfmon *perfmon)
unsigned int i;
u32 mask;
- if (WARN_ON_ONCE(vc4->is_vc5))
+ if (WARN_ON_ONCE(vc4->gen > VC4_GEN_4))
return;
if (WARN_ON_ONCE(!perfmon || vc4->active_perfmon))
@@ -69,7 +69,7 @@ void vc4_perfmon_stop(struct vc4_dev *vc4, struct vc4_perfmon *perfmon,
{
unsigned int i;
- if (WARN_ON_ONCE(vc4->is_vc5))
+ if (WARN_ON_ONCE(vc4->gen > VC4_GEN_4))
return;
if (WARN_ON_ONCE(!vc4->active_perfmon ||
@@ -90,7 +90,7 @@ struct vc4_perfmon *vc4_perfmon_find(struct vc4_file *vc4file, int id)
struct vc4_dev *vc4 = vc4file->dev;
struct vc4_perfmon *perfmon;
- if (WARN_ON_ONCE(vc4->is_vc5))
+ if (WARN_ON_ONCE(vc4->gen > VC4_GEN_4))
return NULL;
mutex_lock(&vc4file->perfmon.lock);
@@ -105,7 +105,7 @@ void vc4_perfmon_open_file(struct vc4_file *vc4file)
{
struct vc4_dev *vc4 = vc4file->dev;
- if (WARN_ON_ONCE(vc4->is_vc5))
+ if (WARN_ON_ONCE(vc4->gen > VC4_GEN_4))
return;
mutex_init(&vc4file->perfmon.lock);
@@ -116,6 +116,11 @@ void vc4_perfmon_open_file(struct vc4_file *vc4file)
static int vc4_perfmon_idr_del(int id, void *elem, void *data)
{
struct vc4_perfmon *perfmon = elem;
+ struct vc4_dev *vc4 = (struct vc4_dev *)data;
+
+ /* If the active perfmon is being destroyed, stop it first */
+ if (perfmon == vc4->active_perfmon)
+ vc4_perfmon_stop(vc4, perfmon, false);
vc4_perfmon_put(perfmon);
@@ -126,11 +131,11 @@ void vc4_perfmon_close_file(struct vc4_file *vc4file)
{
struct vc4_dev *vc4 = vc4file->dev;
- if (WARN_ON_ONCE(vc4->is_vc5))
+ if (WARN_ON_ONCE(vc4->gen > VC4_GEN_4))
return;
mutex_lock(&vc4file->perfmon.lock);
- idr_for_each(&vc4file->perfmon.idr, vc4_perfmon_idr_del, NULL);
+ idr_for_each(&vc4file->perfmon.idr, vc4_perfmon_idr_del, vc4);
idr_destroy(&vc4file->perfmon.idr);
mutex_unlock(&vc4file->perfmon.lock);
mutex_destroy(&vc4file->perfmon.lock);
@@ -146,7 +151,7 @@ int vc4_perfmon_create_ioctl(struct drm_device *dev, void *data,
unsigned int i;
int ret;
- if (WARN_ON_ONCE(vc4->is_vc5))
+ if (WARN_ON_ONCE(vc4->gen > VC4_GEN_4))
return -ENODEV;
if (!vc4->v3d) {
@@ -200,7 +205,7 @@ int vc4_perfmon_destroy_ioctl(struct drm_device *dev, void *data,
struct drm_vc4_perfmon_destroy *req = data;
struct vc4_perfmon *perfmon;
- if (WARN_ON_ONCE(vc4->is_vc5))
+ if (WARN_ON_ONCE(vc4->gen > VC4_GEN_4))
return -ENODEV;
if (!vc4->v3d) {
@@ -228,7 +233,7 @@ int vc4_perfmon_get_values_ioctl(struct drm_device *dev, void *data,
struct vc4_perfmon *perfmon;
int ret;
- if (WARN_ON_ONCE(vc4->is_vc5))
+ if (WARN_ON_ONCE(vc4->gen > VC4_GEN_4))
return -ENODEV;
if (!vc4->v3d) {
@@ -236,11 +241,7 @@ int vc4_perfmon_get_values_ioctl(struct drm_device *dev, void *data,
return -ENODEV;
}
- mutex_lock(&vc4file->perfmon.lock);
- perfmon = idr_find(&vc4file->perfmon.idr, req->id);
- vc4_perfmon_get(perfmon);
- mutex_unlock(&vc4file->perfmon.lock);
-
+ perfmon = vc4_perfmon_find(vc4file, req->id);
if (!perfmon)
return -EINVAL;