diff options
| author | Arto Merilainen <amerilainen@nvidia.com> | 2012-09-26 16:05:18 +0300 |
|---|---|---|
| committer | Dan Willemsen <dwillemsen@nvidia.com> | 2013-09-14 13:04:11 -0700 |
| commit | 8e2a4e9c836c56652965d6950b830809f0eda89f (patch) | |
| tree | 96f771d3a75aeea76070e04f17d861031de2acf5 /drivers/video/tegra/host/nvhost_intr.h | |
| parent | bb0b53207c647152d278895e909d19da30267411 (diff) | |
video: tegra: host: "SP wait more extended" ioctl
This patch adds WAITMEX ioctl for querying extended information
about syncpoint completion (i.e. accurate time of ISR).
Bug 1051737
Change-Id: I434e04c3b0fd37fe84ff8788458dd75e86fe691d
Signed-off-by: Arto Merilainen <amerilainen@nvidia.com>
Reviewed-on: http://git-master/r/138969
Reviewed-by: Simone Willett <swillett@nvidia.com>
Tested-by: Simone Willett <swillett@nvidia.com>
Diffstat (limited to 'drivers/video/tegra/host/nvhost_intr.h')
| -rw-r--r-- | drivers/video/tegra/host/nvhost_intr.h | 2 |
1 files changed, 2 insertions, 0 deletions
diff --git a/drivers/video/tegra/host/nvhost_intr.h b/drivers/video/tegra/host/nvhost_intr.h index d86bdd3b19bf..2221e28eaaec 100644 --- a/drivers/video/tegra/host/nvhost_intr.h +++ b/drivers/video/tegra/host/nvhost_intr.h @@ -65,6 +65,7 @@ struct nvhost_intr_syncpt { struct list_head wait_head; char thresh_irq_name[12]; struct work_struct work; + struct timespec isr_recv; }; struct nvhost_intr { @@ -116,6 +117,7 @@ int nvhost_intr_init(struct nvhost_intr *intr, u32 irq_gen, u32 irq_sync); void nvhost_intr_deinit(struct nvhost_intr *intr); void nvhost_intr_start(struct nvhost_intr *intr, u32 hz); void nvhost_intr_stop(struct nvhost_intr *intr); +int nvhost_intr_release_time(void *ref, struct timespec *ts); irqreturn_t nvhost_syncpt_thresh_fn(void *dev_id); irqreturn_t nvhost_intr_irq_fn(int irq, void *dev_id); |