diff options
| author | Philipp Zabel <p.zabel@pengutronix.de> | 2019-04-12 11:51:33 -0400 |
|---|---|---|
| committer | Mauro Carvalho Chehab <mchehab+samsung@kernel.org> | 2019-05-29 06:20:55 -0400 |
| commit | 7edd18b64a16722a2059c2334657de01be810806 (patch) | |
| tree | 941d9c791c7e5ff72ef7fbc04effcd1b993f2a42 | |
| parent | 8a8621ba0135f47c7d65b413d1cb9141b9422c96 (diff) | |
media: coda: add lockdep asserts
coda_command_sync, coda_hw_reset, and __coda_start_decoding
all expect to be called under the coda_mutex device lock.
Signed-off-by: Philipp Zabel <p.zabel@pengutronix.de>
Signed-off-by: Hans Verkuil <hverkuil-cisco@xs4all.nl>
Signed-off-by: Mauro Carvalho Chehab <mchehab+samsung@kernel.org>
| -rw-r--r-- | drivers/media/platform/coda/coda-bit.c | 6 |
1 files changed, 6 insertions, 0 deletions
diff --git a/drivers/media/platform/coda/coda-bit.c b/drivers/media/platform/coda/coda-bit.c index a5b2891392b8..fd8c66a62099 100644 --- a/drivers/media/platform/coda/coda-bit.c +++ b/drivers/media/platform/coda/coda-bit.c @@ -102,6 +102,8 @@ static int coda_command_sync(struct coda_ctx *ctx, int cmd) struct coda_dev *dev = ctx->dev; int ret; + lockdep_assert_held(&dev->coda_mutex); + coda_command_async(ctx, cmd); ret = coda_wait_timeout(dev); trace_coda_bit_done(ctx); @@ -116,6 +118,8 @@ int coda_hw_reset(struct coda_ctx *ctx) unsigned int idx; int ret; + lockdep_assert_held(&dev->coda_mutex); + if (!dev->rstc) return -ENOENT; @@ -1676,6 +1680,8 @@ static int __coda_start_decoding(struct coda_ctx *ctx) u32 val; int ret; + lockdep_assert_held(&dev->coda_mutex); + coda_dbg(1, ctx, "Video Data Order Adapter: %s\n", ctx->use_vdoa ? "Enabled" : "Disabled"); |