diff options
| author | Yuxi Sun <b36102@freescale.com> | 2011-11-21 14:31:56 +0800 |
|---|---|---|
| committer | Jason Liu <r64343@freescale.com> | 2012-01-09 21:07:45 +0800 |
| commit | 18c53f4a3c403282cd5968fab398e0e633dd9f9e (patch) | |
| tree | a9b815d43edad9d04ec6d30cb106c6c63c03d808 /drivers/mxc | |
| parent | 3ab0c204513f45910537a6672df93776031845cd (diff) | |
ENGR00162176 ipu: fix v4l2 capture issues when display blank
Add get and put ipu when enable and disable csi
Signed-off-by: Yuxi Sun <b36102@freescale.com>
Diffstat (limited to 'drivers/mxc')
| -rw-r--r-- | drivers/mxc/ipu3/ipu_common.c | 5 |
1 files changed, 4 insertions, 1 deletions
diff --git a/drivers/mxc/ipu3/ipu_common.c b/drivers/mxc/ipu3/ipu_common.c index 133c2a65c48c..68062616a1c3 100644 --- a/drivers/mxc/ipu3/ipu_common.c +++ b/drivers/mxc/ipu3/ipu_common.c @@ -2317,6 +2317,7 @@ int32_t ipu_enable_csi(struct ipu_soc *ipu, uint32_t csi) return -EINVAL; } + _ipu_get(ipu); _ipu_lock(ipu); ipu->csi_use_count[csi]++; @@ -2328,6 +2329,7 @@ int32_t ipu_enable_csi(struct ipu_soc *ipu, uint32_t csi) ipu_cm_write(ipu, reg | IPU_CONF_CSI1_EN, IPU_CONF); } _ipu_unlock(ipu); + _ipu_put(ipu); return 0; } EXPORT_SYMBOL(ipu_enable_csi); @@ -2349,7 +2351,7 @@ int32_t ipu_disable_csi(struct ipu_soc *ipu, uint32_t csi) dev_err(ipu->dev, "Wrong csi num_%d\n", csi); return -EINVAL; } - + _ipu_get(ipu); _ipu_lock(ipu); ipu->csi_use_count[csi]--; if (ipu->csi_use_count[csi] == 0) { @@ -2360,6 +2362,7 @@ int32_t ipu_disable_csi(struct ipu_soc *ipu, uint32_t csi) ipu_cm_write(ipu, reg & ~IPU_CONF_CSI1_EN, IPU_CONF); } _ipu_unlock(ipu); + _ipu_put(ipu); return 0; } EXPORT_SYMBOL(ipu_disable_csi); |