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authorPhilipp Zabel <p.zabel@pengutronix.de>2012-05-16 17:28:29 +0200
committerPhilipp Zabel <p.zabel@pengutronix.de>2014-06-04 11:07:11 +0200
commite90460970fde8bdccf2147e899cb9953943e16d2 (patch)
tree29278f3b2d38d919979ccca628448eeb1e435492 /include/video
parent35de925ffaa67971e073d3ebf1e0600be0d0d3f1 (diff)
downloadlinux-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.h1
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);
/*