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| author | Philipp Zabel <p.zabel@pengutronix.de> | 2012-05-16 17:28:29 +0200 |
|---|---|---|
| committer | Philipp Zabel <p.zabel@pengutronix.de> | 2014-06-04 11:07:11 +0200 |
| commit | e90460970fde8bdccf2147e899cb9953943e16d2 (patch) | |
| tree | 29278f3b2d38d919979ccca628448eeb1e435492 /include/video | |
| parent | 35de925ffaa67971e073d3ebf1e0600be0d0d3f1 (diff) | |
| download | linux-e90460970fde8bdccf2147e899cb9953943e16d2.tar.bz2 | |
gpu: ipu-v3: Add ipu_idmac_get_current_buffer function
This function returns the currently active buffer (0 or 1)
of a double buffered IDMAC channel. It is to be used by the
CSI driver.
Signed-off-by: Philipp Zabel <p.zabel@pengutronix.de>
Diffstat (limited to 'include/video')
| -rw-r--r-- | include/video/imx-ipu-v3.h | 1 |
1 files changed, 1 insertions, 0 deletions
diff --git a/include/video/imx-ipu-v3.h b/include/video/imx-ipu-v3.h index e639387eee3f..f3714301d740 100644 --- a/include/video/imx-ipu-v3.h +++ b/include/video/imx-ipu-v3.h @@ -103,6 +103,7 @@ int ipu_idmac_wait_busy(struct ipuv3_channel *channel, int ms); void ipu_idmac_set_double_buffer(struct ipuv3_channel *channel, bool doublebuffer); +int ipu_idmac_get_current_buffer(struct ipuv3_channel *channel); void ipu_idmac_select_buffer(struct ipuv3_channel *channel, u32 buf_num); /* |