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authorArto Merilainen <amerilainen@nvidia.com>2013-05-29 12:26:08 +0200
committerThierry Reding <thierry.reding@gmail.com>2013-06-22 12:43:55 +0200
commitebae30b1fbcc2cc991ce705cc82e16d1e5ddbf51 (patch)
tree9a483e8a9ad7b41ef69784afe1b106a6ec168bac /drivers/gpu/host1x/syncpt.h
parentgpu: host1x: Fix client_managed type (diff)
downloadlinux-ebae30b1fbcc2cc991ce705cc82e16d1e5ddbf51.tar.xz
linux-ebae30b1fbcc2cc991ce705cc82e16d1e5ddbf51.zip
gpu: host1x: Rework CPU syncpoint increment
This patch merges host1x_syncpt_cpu_incr to host1x_syncpt_incr() as they are in practise doing the same thing. host1x_syncpt_incr() is also modified to return error codes. User space interface is modified accordingly to pass return values. Signed-off-by: Arto Merilainen <amerilainen@nvidia.com> Acked-By: Terje Bergstrom <tbergstrom@nvidia.com> Signed-off-by: Thierry Reding <thierry.reding@gmail.com>
Diffstat (limited to 'drivers/gpu/host1x/syncpt.h')
-rw-r--r--drivers/gpu/host1x/syncpt.h7
1 files changed, 2 insertions, 5 deletions
diff --git a/drivers/gpu/host1x/syncpt.h b/drivers/gpu/host1x/syncpt.h
index d00e758352eb..267c0b9d3647 100644
--- a/drivers/gpu/host1x/syncpt.h
+++ b/drivers/gpu/host1x/syncpt.h
@@ -115,9 +115,6 @@ static inline bool host1x_syncpt_idle(struct host1x_syncpt *sp)
/* Return pointer to struct denoting sync point id. */
struct host1x_syncpt *host1x_syncpt_get(struct host1x *host, u32 id);
-/* Request incrementing a sync point. */
-void host1x_syncpt_cpu_incr(struct host1x_syncpt *sp);
-
/* Load current value from hardware to the shadow register. */
u32 host1x_syncpt_load(struct host1x_syncpt *sp);
@@ -133,8 +130,8 @@ void host1x_syncpt_restore(struct host1x *host);
/* Read current wait base value into shadow register and return it. */
u32 host1x_syncpt_load_wait_base(struct host1x_syncpt *sp);
-/* Increment sync point and its max. */
-void host1x_syncpt_incr(struct host1x_syncpt *sp);
+/* Request incrementing a sync point. */
+int host1x_syncpt_incr(struct host1x_syncpt *sp);
/* Indicate future operations by incrementing the sync point max. */
u32 host1x_syncpt_incr_max(struct host1x_syncpt *sp, u32 incrs);