From: Chunfeng Yun <chunfeng.yun@mediatek.com>
To: Felipe Balbi <felipe.balbi@linux.intel.com>
Cc: devicetree@vger.kernel.org,
Greg Kroah-Hartman <gregkh@linuxfoundation.org>,
linux-usb@vger.kernel.org, linux-kernel@vger.kernel.org,
Chunfeng Yun <chunfeng.yun@mediatek.com>,
linux-mediatek@lists.infradead.org,
Matthias Brugger <matthias.bgg@gmail.com>,
linux-arm-kernel@lists.infradead.org
Subject: [PATCH] usb: dwc3: remove unused @lock member of dwc3_ep struct
Date: Thu, 20 Jun 2019 16:12:31 +0800 [thread overview]
Message-ID: <342af01a252a9ef9457a6a6ec653a40698058fbc.1561018149.git.chunfeng.yun@mediatek.com> (raw)
The member @lock of dwc2_ep struct is only initialized,
and not used elsewhere, so remove it.
Signed-off-by: Chunfeng Yun <chunfeng.yun@mediatek.com>
---
drivers/usb/dwc3/core.h | 2 --
drivers/usb/dwc3/gadget.c | 2 --
2 files changed, 4 deletions(-)
diff --git a/drivers/usb/dwc3/core.h b/drivers/usb/dwc3/core.h
index f19cbeb01087..72d28cb14bdf 100644
--- a/drivers/usb/dwc3/core.h
+++ b/drivers/usb/dwc3/core.h
@@ -649,7 +649,6 @@ struct dwc3_event_buffer {
* @cancelled_list: list of cancelled requests for this endpoint
* @pending_list: list of pending requests for this endpoint
* @started_list: list of started requests on this endpoint
- * @lock: spinlock for endpoint request queue traversal
* @regs: pointer to first endpoint register
* @trb_pool: array of transaction buffers
* @trb_pool_dma: dma address of @trb_pool
@@ -677,7 +676,6 @@ struct dwc3_ep {
struct list_head pending_list;
struct list_head started_list;
- spinlock_t lock;
void __iomem *regs;
struct dwc3_trb *trb_pool;
diff --git a/drivers/usb/dwc3/gadget.c b/drivers/usb/dwc3/gadget.c
index d67655384eb2..7f75da30caba 100644
--- a/drivers/usb/dwc3/gadget.c
+++ b/drivers/usb/dwc3/gadget.c
@@ -2251,8 +2251,6 @@ static int dwc3_gadget_init_endpoint(struct dwc3 *dwc, u8 epnum)
dep->endpoint.comp_desc = NULL;
}
- spin_lock_init(&dep->lock);
-
if (num == 0)
ret = dwc3_gadget_init_control_endpoint(dep);
else if (direction)
--
2.21.0
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next reply other threads:[~2019-06-20 8:13 UTC|newest]
Thread overview: 4+ messages / expand[flat|nested] mbox.gz Atom feed top
2019-06-20 8:12 Chunfeng Yun [this message]
2019-06-20 8:19 ` [PATCH] usb: dwc3: remove unused @lock member of dwc3_ep struct Felipe Balbi
2019-06-20 8:23 ` Chunfeng Yun
2019-06-20 8:51 ` Felipe Balbi
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