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staging: vc04_services: Remove function vchiq_arm_allow_resume() 

Remove unused function vchiq_arm_allow_resume.
Issue found with Coccinelle.

Signed-off-by: Nishka Dasgupta <nishkadg.linux@gmail.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
This commit is contained in:
Nishka Dasgupta 2019-06-25 23:47:02 +05:30 committed by Greg Kroah-Hartman
parent 74a2f3cb32
commit 49bc145285
2 changed files with 0 additions and 46 deletions
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43
drivers/staging/vc04_services/interface/vchiq_arm/vchiq_arm.c
View File

@ -2883,49 +2883,6 @@ out:
vchiq_log_trace(vchiq_susp_log_level, "%s exit", __func__);
}
int
vchiq_arm_allow_resume(struct vchiq_state *state)
{
struct vchiq_arm_state *arm_state = vchiq_platform_get_arm_state(state);
int resume = 0;
int ret = -1;
if (!arm_state)
goto out;
vchiq_log_trace(vchiq_susp_log_level, "%s", __func__);
write_lock_bh(&arm_state->susp_res_lock);
unblock_resume(arm_state);
resume = vchiq_check_resume(state);
write_unlock_bh(&arm_state->susp_res_lock);
if (resume) {
if (wait_for_completion_interruptible(
&arm_state->vc_resume_complete) < 0) {
vchiq_log_error(vchiq_susp_log_level,
"%s interrupted", __func__);
/* failed, cannot accurately derive suspend
* state, so exit early. */
goto out;
}
}
read_lock_bh(&arm_state->susp_res_lock);
if (arm_state->vc_suspend_state == VC_SUSPEND_SUSPENDED) {
vchiq_log_info(vchiq_susp_log_level,
"%s: Videocore remains suspended", __func__);
} else {
vchiq_log_info(vchiq_susp_log_level,
"%s: Videocore resumed", __func__);
ret = 0;
}
read_unlock_bh(&arm_state->susp_res_lock);
out:
vchiq_log_trace(vchiq_susp_log_level, "%s exit %d", __func__, ret);
return ret;
}
/* This function should be called with the write lock held */
int
vchiq_check_resume(struct vchiq_state *state)

3
drivers/staging/vc04_services/interface/vchiq_arm/vchiq_arm.h
View File

@ -115,9 +115,6 @@ vchiq_arm_vcsuspend(struct vchiq_state *state);
extern VCHIQ_STATUS_T
vchiq_arm_force_suspend(struct vchiq_state *state);
extern int
vchiq_arm_allow_resume(struct vchiq_state *state);
extern VCHIQ_STATUS_T
vchiq_arm_vcresume(struct vchiq_state *state);