From patchwork Sat Oct 7 12:14:47 2023 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Jinjie Ruan X-Patchwork-Id: 13412286 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by smtp.lore.kernel.org (Postfix) with ESMTP id 50235E95A61 for ; Sat, 7 Oct 2023 12:16:25 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1343892AbjJGMP4 (ORCPT ); Sat, 7 Oct 2023 08:15:56 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:50314 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1343680AbjJGMPy (ORCPT ); Sat, 7 Oct 2023 08:15:54 -0400 Received: from szxga02-in.huawei.com (szxga02-in.huawei.com [45.249.212.188]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 736B5BC for ; Sat, 7 Oct 2023 05:15:51 -0700 (PDT) Received: from kwepemi500008.china.huawei.com (unknown [172.30.72.54]) by szxga02-in.huawei.com (SkyGuard) with ESMTP id 4S2kgH0zbgzLnZY; Sat, 7 Oct 2023 20:11:55 +0800 (CST) Received: from huawei.com (10.90.53.73) by kwepemi500008.china.huawei.com (7.221.188.139) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_128_GCM_SHA256) id 15.1.2507.31; Sat, 7 Oct 2023 20:15:49 +0800 From: Jinjie Ruan To: , , CC: Subject: [PATCH -next] media: cx231xx: Use EP5_BUF_SIZE macro Date: Sat, 7 Oct 2023 20:14:47 +0800 Message-ID: <20231007121448.3473132-1-ruanjinjie@huawei.com> X-Mailer: git-send-email 2.34.1 MIME-Version: 1.0 X-Originating-IP: [10.90.53.73] X-ClientProxiedBy: dggems701-chm.china.huawei.com (10.3.19.178) To kwepemi500008.china.huawei.com (7.221.188.139) X-CFilter-Loop: Reflected Precedence: bulk List-ID: X-Mailing-List: linux-media@vger.kernel.org As Andrzej suggested, use EP5_BUF_SIZE macro to replace the other three places of 4096 in cx231xx with EP5_BUF_SIZE. Signed-off-by: Jinjie Ruan Suggested-by: Andrzej Pietrasiewicz --- drivers/media/usb/cx231xx/cx231xx-417.c | 9 ++++----- drivers/media/usb/cx231xx/cx231xx-core.c | 2 +- 2 files changed, 5 insertions(+), 6 deletions(-) diff --git a/drivers/media/usb/cx231xx/cx231xx-417.c b/drivers/media/usb/cx231xx/cx231xx-417.c index c5e21785fafe..fe4410a5e128 100644 --- a/drivers/media/usb/cx231xx/cx231xx-417.c +++ b/drivers/media/usb/cx231xx/cx231xx-417.c @@ -937,7 +937,6 @@ static int cx231xx_load_firmware(struct cx231xx *dev) u32 *p_current_fw, *p_fw; u32 *p_fw_data; int frame = 0; - u16 _buffer_size = 4096; u8 *p_buffer; p_current_fw = vmalloc(1884180 * 4); @@ -947,7 +946,7 @@ static int cx231xx_load_firmware(struct cx231xx *dev) return -ENOMEM; } - p_buffer = vmalloc(4096); + p_buffer = vmalloc(EP5_BUF_SIZE); if (p_buffer == NULL) { dprintk(2, "FAIL!!!\n"); vfree(p_current_fw); @@ -1030,9 +1029,9 @@ static int cx231xx_load_firmware(struct cx231xx *dev) /*download the firmware by ep5-out*/ - for (frame = 0; frame < (int)(CX231xx_FIRM_IMAGE_SIZE*20/_buffer_size); + for (frame = 0; frame < (int)(CX231xx_FIRM_IMAGE_SIZE*20/EP5_BUF_SIZE); frame++) { - for (i = 0; i < _buffer_size; i++) { + for (i = 0; i < EP5_BUF_SIZE; i++) { *(p_buffer + i) = (u8)(*(p_fw + (frame * 128 * 8 + (i / 4))) & 0x000000FF); i++; *(p_buffer + i) = (u8)((*(p_fw + (frame * 128 * 8 + (i / 4))) & 0x0000FF00) >> 8); @@ -1041,7 +1040,7 @@ static int cx231xx_load_firmware(struct cx231xx *dev) i++; *(p_buffer + i) = (u8)((*(p_fw + (frame * 128 * 8 + (i / 4))) & 0xFF000000) >> 24); } - cx231xx_ep5_bulkout(dev, p_buffer, _buffer_size); + cx231xx_ep5_bulkout(dev, p_buffer, EP5_BUF_SIZE); } p_current_fw = p_fw; diff --git a/drivers/media/usb/cx231xx/cx231xx-core.c b/drivers/media/usb/cx231xx/cx231xx-core.c index 57a8b4780a7d..7b7e2a26ef93 100644 --- a/drivers/media/usb/cx231xx/cx231xx-core.c +++ b/drivers/media/usb/cx231xx/cx231xx-core.c @@ -993,7 +993,7 @@ int cx231xx_init_isoc(struct cx231xx *dev, int max_packets, /* De-allocates all pending stuff */ cx231xx_uninit_isoc(dev); - dma_q->p_left_data = kzalloc(4096, GFP_KERNEL); + dma_q->p_left_data = kzalloc(EP5_BUF_SIZE, GFP_KERNEL); if (dma_q->p_left_data == NULL) return -ENOMEM;