From: Umang Jain <umang.jain@ideasonboard.com>
To: linux-staging@lists.linux.dev
Cc: Stefan Wahren <stefan.wahren@i2se.com>,
Dan Carpenter <error27@gmail.com>,
Kieran Bingham <kieran.bingham@ideasonboard.com>,
Laurent Pinchart <laurent.pinchart@ideasonboard.com>,
Phil Elwell <phil@raspberrypi.com>,
Dave Stevenson <dave.stevenson@raspberrypi.com>,
Umang Jain <umang.jain@ideasonboard.com>,
Dan Carpenter <dan.carpenter@linaro.org>
Subject: [PATCH v2 1/6] staging: vc04_services: Drop g_once_init global variable
Date: Thu, 14 Mar 2024 15:36:02 +0530 [thread overview]
Message-ID: <20240314100607.336009-2-umang.jain@ideasonboard.com> (raw)
In-Reply-To: <20240314100607.336009-1-umang.jain@ideasonboard.com>
g_once_init is not used in a meaningful way anywhere. Drop it
along with connected_init() which sets it.
Suggested-by: Dan Carpenter <dan.carpenter@linaro.org>
Signed-off-by: Umang Jain <umang.jain@ideasonboard.com>
---
.../interface/vchiq_arm/vchiq_connected.c | 12 ------------
1 file changed, 12 deletions(-)
diff --git a/drivers/staging/vc04_services/interface/vchiq_arm/vchiq_connected.c b/drivers/staging/vc04_services/interface/vchiq_arm/vchiq_connected.c
index 3cad13f09e37..4604a2f4d2de 100644
--- a/drivers/staging/vc04_services/interface/vchiq_arm/vchiq_connected.c
+++ b/drivers/staging/vc04_services/interface/vchiq_arm/vchiq_connected.c
@@ -11,16 +11,8 @@
static int g_connected;
static int g_num_deferred_callbacks;
static void (*g_deferred_callback[MAX_CALLBACKS])(void);
-static int g_once_init;
static DEFINE_MUTEX(g_connected_mutex);
-/* Function to initialize our lock */
-static void connected_init(void)
-{
- if (!g_once_init)
- g_once_init = 1;
-}
-
/*
* This function is used to defer initialization until the vchiq stack is
* initialized. If the stack is already initialized, then the callback will
@@ -29,8 +21,6 @@ static void connected_init(void)
*/
void vchiq_add_connected_callback(struct vchiq_device *device, void (*callback)(void))
{
- connected_init();
-
if (mutex_lock_killable(&g_connected_mutex))
return;
@@ -60,8 +50,6 @@ void vchiq_call_connected_callbacks(void)
{
int i;
- connected_init();
-
if (mutex_lock_killable(&g_connected_mutex))
return;
--
2.43.0
next prev parent reply other threads:[~2024-03-14 10:06 UTC|newest]
Thread overview: 20+ messages / expand[flat|nested] mbox.gz Atom feed top
2024-03-14 10:06 [PATCH v2 0/6] staging: vc04_services: Drop non-essential global members Umang Jain
2024-03-14 10:06 ` Umang Jain [this message]
2024-03-14 13:00 ` [PATCH v2 1/6] staging: vc04_services: Drop g_once_init global variable Kieran Bingham
2024-03-15 10:58 ` Laurent Pinchart
2024-03-14 10:06 ` [PATCH v2 2/6] staging: vc04_services: vchiq_arm: Move struct vchiq_drvdata to header Umang Jain
2024-03-14 13:05 ` Kieran Bingham
2024-03-14 10:06 ` [PATCH v2 3/6] staging: vc04_services: Drop global members for tracking connections Umang Jain
2024-03-14 13:16 ` Kieran Bingham
2024-03-15 11:50 ` Laurent Pinchart
2024-03-14 10:06 ` [PATCH v2 4/6] staging: vc04_services: vchiq_arm: Drop g_cache_line_size Umang Jain
2024-03-14 14:51 ` Kieran Bingham
2024-03-14 15:39 ` Dan Carpenter
2024-03-14 10:06 ` [PATCH v2 5/6] staging: vc04_services: Drop global variables tracking allocated pages Umang Jain
2024-03-14 14:54 ` Kieran Bingham
2024-03-14 15:45 ` Dan Carpenter
2024-03-15 5:47 ` Umang Jain
2024-03-16 8:41 ` Dan Carpenter
2024-03-16 10:13 ` Kieran Bingham
2024-03-14 10:06 ` [PATCH v2 6/6] staging: vc04_services: Drop completed TODO item Umang Jain
2024-03-14 11:19 ` [PATCH v2 0/6] staging: vc04_services: Drop non-essential global members Dan Carpenter
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