diff options
author | Yuxi Sun <b36102@freescale.com> | 2012-04-12 15:23:08 +0800 |
---|---|---|
committer | Frank Li <Frank.Li@freescale.com> | 2012-04-12 15:08:39 +0800 |
commit | 195dbfc8fc4fe0c96f2266cf5352088239d95f80 (patch) | |
tree | e5103b1f7ebd1f03cd609a1bf5c1652013f413aa | |
parent | bc65eadc92c4c71c9818e0683cb58a9e4a364d49 (diff) |
ENGR00179510 ipu capture: fix system hang when running capture
Add _ipu_get() and _ipu_put() when calling ipu_csi_get_sensor_protocol
function.
Signed-off-by: Yuxi Sun <b36102@freescale.com>
-rw-r--r-- | drivers/mxc/ipu3/ipu_capture.c | 6 |
1 files changed, 5 insertions, 1 deletions
diff --git a/drivers/mxc/ipu3/ipu_capture.c b/drivers/mxc/ipu3/ipu_capture.c index 2b818a0276a0..c4eac45a6152 100644 --- a/drivers/mxc/ipu3/ipu_capture.c +++ b/drivers/mxc/ipu3/ipu_capture.c @@ -215,9 +215,13 @@ EXPORT_SYMBOL(ipu_csi_init_interface); */ int32_t ipu_csi_get_sensor_protocol(struct ipu_soc *ipu, uint32_t csi) { - return (ipu_csi_read(ipu, csi, CSI_SENS_CONF) & + int ret; + _ipu_get(ipu); + ret = (ipu_csi_read(ipu, csi, CSI_SENS_CONF) & CSI_SENS_CONF_SENS_PRTCL_MASK) >> CSI_SENS_CONF_SENS_PRTCL_SHIFT; + _ipu_put(ipu); + return ret; } EXPORT_SYMBOL(ipu_csi_get_sensor_protocol); |