diff options
Diffstat (limited to 'drivers/gpu/host1x/syncpt.h')
| -rw-r--r-- | drivers/gpu/host1x/syncpt.h | 12 |
1 files changed, 12 insertions, 0 deletions
diff --git a/drivers/gpu/host1x/syncpt.h b/drivers/gpu/host1x/syncpt.h index efa2b6e659d..17c1616de10 100644 --- a/drivers/gpu/host1x/syncpt.h +++ b/drivers/gpu/host1x/syncpt.h @@ -23,6 +23,8 @@ #include <linux/kernel.h> #include <linux/sched.h> +#include "intr.h" + struct host1x; struct host1x_syncpt { @@ -34,6 +36,9 @@ struct host1x_syncpt { int client_managed; struct host1x *host; struct device *dev; + + /* interrupt data */ + struct host1x_syncpt_intr intr; }; /* Initialize sync point array */ @@ -113,6 +118,9 @@ 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); +/* Check if the given syncpoint value has already passed */ +bool host1x_syncpt_is_expired(struct host1x_syncpt *sp, u32 thresh); + /* Save host1x sync point state into shadow registers. */ void host1x_syncpt_save(struct host1x *host); @@ -128,6 +136,10 @@ void 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) { |