gpu: nvgpu: replace wait_queue_head_t with nvgpu_cond

Replace existing usages of wait_queue_head_t with struct nvgpu_cond and
using the corresponding APIs in order to reduce Linux dependencies in NVGPU.

JIRA NVGPU-205

Change-Id: I85850369c3c47d3e1704e4171b1d172361842423
Signed-off-by: Debarshi Dutta <ddutta@nvidia.com>
Reviewed-on: https://git-master.nvidia.com/r/1575778
Reviewed-by: mobile promotions <svcmobile_promotions@nvidia.com>
Tested-by: mobile promotions <svcmobile_promotions@nvidia.com>

1 files changed, 2 insertions, 2 deletions

diff --git a/drivers/gpu/nvgpu/common/linux/ioctl_tsg.c b/drivers/gpu/nvgpu/common/linux/ioctl_tsg.c
index 10379633..6d0439f3 100644
--- a/drivers/gpu/nvgpu/common/linux/ioctl_tsg.c
+++ b/drivers/gpu/nvgpu/common/linux/ioctl_tsg.c
@@ -97,7 +97,7 @@ void gk20a_tsg_event_id_post_event(struct tsg_gk20a *tsg,
                 event_id, tsg->tsgid);
         event_id_data->event_posted = true;
 
-        wake_up_interruptible_all(&event_id_data->event_id_wq);
+        nvgpu_cond_broadcast_interruptible(&event_id_data->event_id_wq);
 
         nvgpu_mutex_release(&event_id_data->lock);
 }
@@ -150,7 +150,7 @@ static int gk20a_tsg_event_id_enable(struct tsg_gk20a *tsg,
         event_id_data->is_tsg = true;
         event_id_data->event_id = event_id;
 
-        init_waitqueue_head(&event_id_data->event_id_wq);
+        nvgpu_cond_init(&event_id_data->event_id_wq);
         err = nvgpu_mutex_init(&event_id_data->lock);
         if (err)
                 goto clean_up_free;