diff options
| author | Wayne Zou <b36644@freescale.com> | 2012-04-13 08:16:05 +0800 |
|---|---|---|
| committer | Frank Li <Frank.Li@freescale.com> | 2012-04-13 18:56:26 +0800 |
| commit | 256588d1074c4f168b7391e7962502b95a46de49 (patch) | |
| tree | 1b466b9aaa77c11fdae5083468e5a429e2731e15 | |
| parent | ff2ad04bdd1be83dcef74c83bfc08128cdb3b442 (diff) | |
ENGR00179513-1 VDOA: update software state before start vdoa
Fix a bug when vdoa interrupt happens
before software state updated.
Signed-off-by: Wayne Zou <b36644@freescale.com>
| -rw-r--r-- | drivers/mxc/ipu3/vdoa.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/drivers/mxc/ipu3/vdoa.c b/drivers/mxc/ipu3/vdoa.c index 1a5266d7d7a8..2d3aaef16622 100644 --- a/drivers/mxc/ipu3/vdoa.c +++ b/drivers/mxc/ipu3/vdoa.c @@ -308,6 +308,7 @@ int vdoa_start(vdoa_handle_t handle, int timeout_ms) CHECK_NULL_PTR(vdoa); CHECK_STATE(VDOA_GET_OBUF, return -EINVAL); + vdoa->state = VDOA_START; init_completion(&vdoa->comp); vdoa_write_register(vdoa, VDOAIST, VDOAIEIST_TRANSFER_ERR | VDOAIEIST_TRANSFER_END); @@ -318,7 +319,6 @@ int vdoa_start(vdoa_handle_t handle, int timeout_ms) vdoa_write_register(vdoa, VDOASRR, VDOASRR_START_XFER); dump_registers(vdoa); - vdoa->state = VDOA_START; ret = wait_for_completion_timeout(&vdoa->comp, msecs_to_jiffies(timeout_ms)); |