[PATCH v2] host1x: export host1x_syncpt_incr_max function

Bryan Wu cooloney at gmail.com
Wed Feb 19 14:48:36 PST 2014


From: Bryan Wu <pengw at nvidia.com>

Tegra V4L2 camera driver needs this function to do frame capture.

Signed-off-by: Bryan Wu <pengw at nvidia.com>
---
 drivers/gpu/host1x/syncpt.c | 1 +
 include/linux/host1x.h      | 1 +
 2 files changed, 2 insertions(+)

diff --git a/drivers/gpu/host1x/syncpt.c b/drivers/gpu/host1x/syncpt.c
index bfb09d8..b10550e 100644
--- a/drivers/gpu/host1x/syncpt.c
+++ b/drivers/gpu/host1x/syncpt.c
@@ -102,6 +102,7 @@ u32 host1x_syncpt_incr_max(struct host1x_syncpt *sp, u32 incrs)
 {
 	return (u32)atomic_add_return(incrs, &sp->max_val);
 }
+EXPORT_SYMBOL(host1x_syncpt_incr_max);
 
  /*
  * Write cached syncpoint and waitbase values to hardware.
diff --git a/include/linux/host1x.h b/include/linux/host1x.h
index 3af8472..d2b5299 100644
--- a/include/linux/host1x.h
+++ b/include/linux/host1x.h
@@ -136,6 +136,7 @@ u32 host1x_syncpt_id(struct host1x_syncpt *sp);
 u32 host1x_syncpt_read_min(struct host1x_syncpt *sp);
 u32 host1x_syncpt_read_max(struct host1x_syncpt *sp);
 int host1x_syncpt_incr(struct host1x_syncpt *sp);
+u32 host1x_syncpt_incr_max(struct host1x_syncpt *sp, u32 incrs);
 int host1x_syncpt_wait(struct host1x_syncpt *sp, u32 thresh, long timeout,
 		       u32 *value);
 struct host1x_syncpt *host1x_syncpt_request(struct device *dev,
-- 
1.8.3.2



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