linux-kernel - [PATCH 03/22] staging: vc04_services: Get rid of resume_blocker completion in struct vchiq_arm

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Message-Id: <20200124144617.2213-4-nsaenzjulienne@suse.de>
Date:   Fri, 24 Jan 2020 15:45:57 +0100
From:   Nicolas Saenz Julienne <nsaenzjulienne@...e.de>
To:     gregkh@...uxfoundation.org, linux-kernel@...r.kernel.org
Cc:     Nicolas Saenz Julienne <nsaenzjulienne@...e.de>,
        bcm-kernel-feedback-list@...adcom.com,
        linux-rpi-kernel@...ts.infradead.org,
        linux-arm-kernel@...ts.infradead.org, devel@...verdev.osuosl.org
Subject: [PATCH 03/22] staging: vc04_services: Get rid of resume_blocker completion in struct vchiq_arm_state

Nobody is waiting on it, so delete all relevant code.

Signed-off-by: Nicolas Saenz Julienne <nsaenzjulienne@...e.de>
---
 .../vc04_services/interface/vchiq_arm/vchiq_arm.c     | 11 -----------
 .../vc04_services/interface/vchiq_arm/vchiq_arm.h     |  4 ----
 2 files changed, 15 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 af4dc23f5510..311df3d85494 100644
--- a/drivers/staging/vc04_services/interface/vchiq_arm/vchiq_arm.c
+++ b/drivers/staging/vc04_services/interface/vchiq_arm/vchiq_arm.c
@@ -2386,11 +2386,6 @@ vchiq_arm_init_state(struct vchiq_state *state,
 		 * completion while videocore is suspended. */
 		set_resume_state(arm_state, VC_RESUME_RESUMED);
 
-		init_completion(&arm_state->resume_blocker);
-		/* Initialise to 'done' state.  We only want to block on this
-		 * completion while resume is blocked */
-		complete_all(&arm_state->resume_blocker);
-
 		init_completion(&arm_state->blocked_blocker);
 		/* Initialise to 'done' state.  We only want to block on this
 		 * completion while things are waiting on the resume blocker */
@@ -2560,12 +2555,6 @@ need_resume(struct vchiq_state *state)
 			vchiq_videocore_wanted(state);
 }
 
-static inline void
-unblock_resume(struct vchiq_arm_state *arm_state)
-{
-	complete_all(&arm_state->resume_blocker);
-}
-
 /* Initiate suspend via slot handler. Should be called with the write lock
  * held */
 enum vchiq_status
diff --git a/drivers/staging/vc04_services/interface/vchiq_arm/vchiq_arm.h b/drivers/staging/vc04_services/interface/vchiq_arm/vchiq_arm.h
index c904f7be9084..7d1316875343 100644
--- a/drivers/staging/vc04_services/interface/vchiq_arm/vchiq_arm.h
+++ b/drivers/staging/vc04_services/interface/vchiq_arm/vchiq_arm.h
@@ -70,10 +70,6 @@ struct vchiq_arm_state {
 	*/
 	int peer_use_count;
 
-	/* Flag to indicate whether resume is blocked.  This happens when the
-	** ARM is suspending
-	*/
-	struct completion resume_blocker;
 	struct completion blocked_blocker;
 	int blocked_count;
 
-- 
2.25.0