Remove function block_resume as it was only called by
vchiq_arm_force_suspend, which was removed in a previous patch.
Issue found with Coccinelle.
Signed-off-by: Nishka Dasgupta <nishkadg.li...@gmail.com>
---
.../interface/vchiq_arm/vchiq_arm.c | 66 -------------------
1 file changed, 66 deletions(-)
diff --git a/drivers/staging/vc04_services/interface/vchiq_arm/vchiq_arm.c
b/drivers/staging/vc04_services/interface/vchiq_arm/vchiq_arm.c
index ebf7e2a3bd3b..cc4383d1ec3e 100644
--- a/drivers/staging/vc04_services/interface/vchiq_arm/vchiq_arm.c
+++ b/drivers/staging/vc04_services/interface/vchiq_arm/vchiq_arm.c
@@ -2554,72 +2554,6 @@ need_resume(struct vchiq_state *state)
vchiq_videocore_wanted(state);
}
-static int
-block_resume(struct vchiq_arm_state *arm_state)
-{
- int status = VCHIQ_SUCCESS;
- const unsigned long timeout_val =
- msecs_to_jiffies(FORCE_SUSPEND_TIMEOUT_MS);
- int resume_count = 0;
-
- /* Allow any threads which were blocked by the last force suspend to
- * complete if they haven't already. Only give this one shot; if
- * blocked_count is incremented after blocked_blocker is completed
- * (which only happens when blocked_count hits 0) then those threads
- * will have to wait until next time around */
- if (arm_state->blocked_count) {
- reinit_completion(&arm_state->blocked_blocker);
- write_unlock_bh(&arm_state->susp_res_lock);
- vchiq_log_info(vchiq_susp_log_level, "%s wait for previously "
- "blocked clients", __func__);
- if (wait_for_completion_interruptible_timeout(
- &arm_state->blocked_blocker, timeout_val)
- <= 0) {
- vchiq_log_error(vchiq_susp_log_level, "%s wait for "
- "previously blocked clients failed", __func__);
- status = VCHIQ_ERROR;
- write_lock_bh(&arm_state->susp_res_lock);
- goto out;
- }
- vchiq_log_info(vchiq_susp_log_level, "%s previously blocked "
- "clients resumed", __func__);
- write_lock_bh(&arm_state->susp_res_lock);
- }
-
- /* We need to wait for resume to complete if it's in process */
- while (arm_state->vc_resume_state != VC_RESUME_RESUMED &&
- arm_state->vc_resume_state > VC_RESUME_IDLE) {
- if (resume_count > 1) {
- status = VCHIQ_ERROR;
- vchiq_log_error(vchiq_susp_log_level, "%s waited too "
- "many times for resume", __func__);
- goto out;
- }
- write_unlock_bh(&arm_state->susp_res_lock);
- vchiq_log_info(vchiq_susp_log_level, "%s wait for resume",
- __func__);
- if (wait_for_completion_interruptible_timeout(
- &arm_state->vc_resume_complete, timeout_val)
- <= 0) {
- vchiq_log_error(vchiq_susp_log_level, "%s wait for "
- "resume failed (%s)", __func__,
- resume_state_names[arm_state->vc_resume_state +
- VC_RESUME_NUM_OFFSET]);
- status = VCHIQ_ERROR;
- write_lock_bh(&arm_state->susp_res_lock);
- goto out;
- }
- vchiq_log_info(vchiq_susp_log_level, "%s resumed", __func__);
- write_lock_bh(&arm_state->susp_res_lock);
- resume_count++;
- }
- reinit_completion(&arm_state->resume_blocker);
- arm_state->resume_blocked = 1;
-
-out:
- return status;
-}
-
static inline void
unblock_resume(struct vchiq_arm_state *arm_state)
{
--
2.19.1
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