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authorThierry Reding <treding@nvidia.com>2013-09-24 18:30:32 +0400
committerThierry Reding <treding@nvidia.com>2013-10-31 12:20:11 +0400
commit35d747a81d7eb824bd0c3476cd0c564b52ad5353 (patch)
tree75bf333cba5d9dfbce532bb0c1391ca9bbeb7b43 /drivers/gpu/host1x/syncpt.h
parent53fa7f7204c97dc0c86b99ff8365ad6a7b2ebd78 (diff)
downloadlinux-35d747a81d7eb824bd0c3476cd0c564b52ad5353.tar.xz
gpu: host1x: Expose syncpt and channel functionality
Expose the buffer objects, syncpoint and channel functionality in the public public header so that drivers can use them. Signed-off-by: Thierry Reding <treding@nvidia.com>
Diffstat (limited to 'drivers/gpu/host1x/syncpt.h')
-rw-r--r--drivers/gpu/host1x/syncpt.h40
1 files changed, 1 insertions, 39 deletions
diff --git a/drivers/gpu/host1x/syncpt.h b/drivers/gpu/host1x/syncpt.h
index 267c0b9d3647..4eb933a497fd 100644
--- a/drivers/gpu/host1x/syncpt.h
+++ b/drivers/gpu/host1x/syncpt.h
@@ -20,6 +20,7 @@
#define __HOST1X_SYNCPT_H
#include <linux/atomic.h>
+#include <linux/host1x.h>
#include <linux/kernel.h>
#include <linux/sched.h>
@@ -50,25 +51,6 @@ int host1x_syncpt_init(struct host1x *host);
/* Free sync point array */
void host1x_syncpt_deinit(struct host1x *host);
-/*
- * Read max. It indicates how many operations there are in queue, either in
- * channel or in a software thread.
- * */
-static inline u32 host1x_syncpt_read_max(struct host1x_syncpt *sp)
-{
- smp_rmb();
- return (u32)atomic_read(&sp->max_val);
-}
-
-/*
- * Read min, which is a shadow of the current sync point value in hardware.
- */
-static inline u32 host1x_syncpt_read_min(struct host1x_syncpt *sp)
-{
- smp_rmb();
- return (u32)atomic_read(&sp->min_val);
-}
-
/* Return number of sync point supported. */
int host1x_syncpt_nb_pts(struct host1x *host);
@@ -112,9 +94,6 @@ static inline bool host1x_syncpt_idle(struct host1x_syncpt *sp)
return (min == max);
}
-/* Return pointer to struct denoting sync point id. */
-struct host1x_syncpt *host1x_syncpt_get(struct host1x *host, u32 id);
-
/* Load current value from hardware to the shadow register. */
u32 host1x_syncpt_load(struct host1x_syncpt *sp);
@@ -130,16 +109,9 @@ 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);
-/* 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);
-/* Wait until sync point reaches a threshold value, or a timeout. */
-int host1x_syncpt_wait(struct host1x_syncpt *sp, u32 thresh,
- long timeout, u32 *value);
-
/* Check if sync point id is valid. */
static inline int host1x_syncpt_is_valid(struct host1x_syncpt *sp)
{
@@ -149,14 +121,4 @@ static inline int host1x_syncpt_is_valid(struct host1x_syncpt *sp)
/* Patch a wait by replacing it with a wait for syncpt 0 value 0 */
int host1x_syncpt_patch_wait(struct host1x_syncpt *sp, void *patch_addr);
-/* Return id of the sync point */
-u32 host1x_syncpt_id(struct host1x_syncpt *sp);
-
-/* Allocate a sync point for a device. */
-struct host1x_syncpt *host1x_syncpt_request(struct device *dev,
- bool client_managed);
-
-/* Free a sync point. */
-void host1x_syncpt_free(struct host1x_syncpt *sp);
-
#endif