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| author | Lucas Stach <l.stach@pengutronix.de> | 2017-11-24 11:36:03 +0100 |
|---|---|---|
| committer | Lucas Stach <l.stach@pengutronix.de> | 2018-01-02 17:31:31 +0100 |
| commit | e0329e6cfa6274ceb54d175b5e6ac19c00024c33 (patch) | |
| tree | 61f286acee5eb8fb92c6b48f31159c3d1e994d03 /drivers/gpu/drm/etnaviv/etnaviv_gem_submit.c | |
| parent | drm/etnaviv: move ww_acquire_ctx out of submit object (diff) | |
| download | linux-e0329e6cfa6274ceb54d175b5e6ac19c00024c33.tar.xz linux-e0329e6cfa6274ceb54d175b5e6ac19c00024c33.zip | |
drm/etnaviv: refcount the submit object
The submit object lifetime will get extended to the actual GPU
execution. As multiple users will depend on this, add a kref to
properly control destruction of the object.
Signed-off-by: Lucas Stach <l.stach@pengutronix.de>
Reviewed-by: Philipp Zabel <p.zabel@pengutronix.de>
Diffstat (limited to 'drivers/gpu/drm/etnaviv/etnaviv_gem_submit.c')
| -rw-r--r-- | drivers/gpu/drm/etnaviv/etnaviv_gem_submit.c | 12 |
1 files changed, 10 insertions, 2 deletions
diff --git a/drivers/gpu/drm/etnaviv/etnaviv_gem_submit.c b/drivers/gpu/drm/etnaviv/etnaviv_gem_submit.c index 3090a46979af..9b4436c380ea 100644 --- a/drivers/gpu/drm/etnaviv/etnaviv_gem_submit.c +++ b/drivers/gpu/drm/etnaviv/etnaviv_gem_submit.c @@ -43,6 +43,7 @@ static struct etnaviv_gem_submit *submit_create(struct drm_device *dev, return NULL; submit->gpu = gpu; + kref_init(&submit->refcount); return submit; } @@ -341,8 +342,10 @@ static int submit_perfmon_validate(struct etnaviv_gem_submit *submit, return 0; } -static void submit_cleanup(struct etnaviv_gem_submit *submit) +static void submit_cleanup(struct kref *kref) { + struct etnaviv_gem_submit *submit = + container_of(kref, struct etnaviv_gem_submit, refcount); unsigned i; for (i = 0; i < submit->nr_bos; i++) { @@ -367,6 +370,11 @@ static void submit_cleanup(struct etnaviv_gem_submit *submit) kfree(submit); } +void etnaviv_submit_put(struct etnaviv_gem_submit *submit) +{ + kref_put(&submit->refcount, submit_cleanup); +} + int etnaviv_ioctl_gem_submit(struct drm_device *dev, void *data, struct drm_file *file) { @@ -544,7 +552,7 @@ int etnaviv_ioctl_gem_submit(struct drm_device *dev, void *data, args->fence = submit->out_fence->seqno; err_submit_objects: - submit_cleanup(submit); + etnaviv_submit_put(submit); err_submit_ww_acquire: ww_acquire_fini(&ticket); |