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path: root/drivers/media/platform/coda/coda-bit.c
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Diffstat (limited to 'drivers/media/platform/coda/coda-bit.c')
-rw-r--r--drivers/media/platform/coda/coda-bit.c8
1 files changed, 8 insertions, 0 deletions
diff --git a/drivers/media/platform/coda/coda-bit.c b/drivers/media/platform/coda/coda-bit.c
index 0f8dcea065af..ac4dcb1f446a 100644
--- a/drivers/media/platform/coda/coda-bit.c
+++ b/drivers/media/platform/coda/coda-bit.c
@@ -999,6 +999,7 @@ static int coda_start_encoding(struct coda_ctx *ctx)
ret = -EFAULT;
goto out;
}
+ ctx->initialized = 1;
if (dst_fourcc != V4L2_PIX_FMT_JPEG) {
if (dev->devtype->product == CODA_960)
@@ -1329,6 +1330,9 @@ static void coda_seq_end_work(struct work_struct *work)
mutex_lock(&ctx->buffer_mutex);
mutex_lock(&dev->coda_mutex);
+ if (ctx->initialized == 0)
+ goto out;
+
v4l2_dbg(1, coda_debug, &dev->v4l2_dev,
"%d: %s: sent command 'SEQ_END' to coda\n", ctx->idx,
__func__);
@@ -1342,6 +1346,9 @@ static void coda_seq_end_work(struct work_struct *work)
coda_free_framebuffers(ctx);
+ ctx->initialized = 0;
+
+out:
mutex_unlock(&dev->coda_mutex);
mutex_unlock(&ctx->buffer_mutex);
}
@@ -1499,6 +1506,7 @@ static int __coda_start_decoding(struct coda_ctx *ctx)
coda_write(dev, 0, CODA_REG_BIT_BIT_STREAM_PARAM);
return -ETIMEDOUT;
}
+ ctx->initialized = 1;
/* Update kfifo out pointer from coda bitstream read pointer */
coda_kfifo_sync_from_device(ctx);

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