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[66.90.148.213]) by smtp.googlemail.com with ESMTPSA id g7sm740166oon.27.2021.12.15.15.16.17 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Wed, 15 Dec 2021 15:16:18 -0800 (PST) From: Rob Herring To: Matthias Brugger , Bin Liu , Greg Kroah-Hartman Cc: Lad Prabhakar , linux-arm-kernel@lists.infradead.org, linux-mediatek@lists.infradead.org, linux-usb@vger.kernel.org, linux-kernel@vger.kernel.org, linux-omap@vger.kernel.org Subject: [PATCH 1/2] usb: musb: Drop unneeded resource copying Date: Wed, 15 Dec 2021 17:07:56 -0600 Message-Id: <20211215230756.2009115-2-robh@kernel.org> X-Mailer: git-send-email 2.32.0 In-Reply-To: <20211215230756.2009115-1-robh@kernel.org> References: <20211215230756.2009115-1-robh@kernel.org> MIME-Version: 1.0 X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20211215_151620_745871_C3C05B7F X-CRM114-Status: GOOD ( 14.14 ) X-BeenThere: linux-mediatek@lists.infradead.org X-Mailman-Version: 2.1.34 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Sender: "Linux-mediatek" Errors-To: linux-mediatek-bounces+linux-mediatek=archiver.kernel.org@lists.infradead.org The platform device resources are copied by the driver core, so there is no need for the caller to do it when creating a platform device. Just pass the parent resources to the child device directly. Signed-off-by: Rob Herring --- drivers/usb/musb/da8xx.c | 18 ++---------------- drivers/usb/musb/omap2430.c | 22 +--------------------- drivers/usb/musb/ux500.c | 17 +---------------- 3 files changed, 4 insertions(+), 53 deletions(-) diff --git a/drivers/usb/musb/da8xx.c b/drivers/usb/musb/da8xx.c index 1c023c0091c4..e4e0195131da 100644 --- a/drivers/usb/musb/da8xx.c +++ b/drivers/usb/musb/da8xx.c @@ -505,7 +505,6 @@ static struct of_dev_auxdata da8xx_auxdata_lookup[] = { static int da8xx_probe(struct platform_device *pdev) { - struct resource musb_resources[2]; struct musb_hdrc_platform_data *pdata = dev_get_platdata(&pdev->dev); struct da8xx_glue *glue; struct platform_device_info pinfo; @@ -558,23 +557,10 @@ static int da8xx_probe(struct platform_device *pdev) if (ret) return ret; - memset(musb_resources, 0x00, sizeof(*musb_resources) * - ARRAY_SIZE(musb_resources)); - - musb_resources[0].name = pdev->resource[0].name; - musb_resources[0].start = pdev->resource[0].start; - musb_resources[0].end = pdev->resource[0].end; - musb_resources[0].flags = pdev->resource[0].flags; - - musb_resources[1].name = pdev->resource[1].name; - musb_resources[1].start = pdev->resource[1].start; - musb_resources[1].end = pdev->resource[1].end; - musb_resources[1].flags = pdev->resource[1].flags; - pinfo = da8xx_dev_info; pinfo.parent = &pdev->dev; - pinfo.res = musb_resources; - pinfo.num_res = ARRAY_SIZE(musb_resources); + pinfo.res = pdev->resource; + pinfo.num_res = pdev->num_resources; pinfo.data = pdata; pinfo.size_data = sizeof(*pdata); diff --git a/drivers/usb/musb/omap2430.c b/drivers/usb/musb/omap2430.c index f086960fe2b5..d2b7e613eb34 100644 --- a/drivers/usb/musb/omap2430.c +++ b/drivers/usb/musb/omap2430.c @@ -301,7 +301,6 @@ static u64 omap2430_dmamask = DMA_BIT_MASK(32); static int omap2430_probe(struct platform_device *pdev) { - struct resource musb_resources[3]; struct musb_hdrc_platform_data *pdata = dev_get_platdata(&pdev->dev); struct omap_musb_board_data *data; struct platform_device *musb; @@ -383,26 +382,7 @@ static int omap2430_probe(struct platform_device *pdev) INIT_WORK(&glue->omap_musb_mailbox_work, omap_musb_mailbox_work); - memset(musb_resources, 0x00, sizeof(*musb_resources) * - ARRAY_SIZE(musb_resources)); - - musb_resources[0].name = pdev->resource[0].name; - musb_resources[0].start = pdev->resource[0].start; - musb_resources[0].end = pdev->resource[0].end; - musb_resources[0].flags = pdev->resource[0].flags; - - musb_resources[1].name = pdev->resource[1].name; - musb_resources[1].start = pdev->resource[1].start; - musb_resources[1].end = pdev->resource[1].end; - musb_resources[1].flags = pdev->resource[1].flags; - - musb_resources[2].name = pdev->resource[2].name; - musb_resources[2].start = pdev->resource[2].start; - musb_resources[2].end = pdev->resource[2].end; - musb_resources[2].flags = pdev->resource[2].flags; - - ret = platform_device_add_resources(musb, musb_resources, - ARRAY_SIZE(musb_resources)); + ret = platform_device_add_resources(musb, pdev->resource, pdev->num_resources); if (ret) { dev_err(&pdev->dev, "failed to add resources\n"); goto err2; diff --git a/drivers/usb/musb/ux500.c b/drivers/usb/musb/ux500.c index 73538d1d0524..9bce19b5ffd7 100644 --- a/drivers/usb/musb/ux500.c +++ b/drivers/usb/musb/ux500.c @@ -216,7 +216,6 @@ ux500_of_probe(struct platform_device *pdev, struct device_node *np) static int ux500_probe(struct platform_device *pdev) { - struct resource musb_resources[2]; struct musb_hdrc_platform_data *pdata = dev_get_platdata(&pdev->dev); struct device_node *np = pdev->dev.of_node; struct platform_device *musb; @@ -273,21 +272,7 @@ static int ux500_probe(struct platform_device *pdev) platform_set_drvdata(pdev, glue); - memset(musb_resources, 0x00, sizeof(*musb_resources) * - ARRAY_SIZE(musb_resources)); - - musb_resources[0].name = pdev->resource[0].name; - musb_resources[0].start = pdev->resource[0].start; - musb_resources[0].end = pdev->resource[0].end; - musb_resources[0].flags = pdev->resource[0].flags; - - musb_resources[1].name = pdev->resource[1].name; - musb_resources[1].start = pdev->resource[1].start; - musb_resources[1].end = pdev->resource[1].end; - musb_resources[1].flags = pdev->resource[1].flags; - - ret = platform_device_add_resources(musb, musb_resources, - ARRAY_SIZE(musb_resources)); + ret = platform_device_add_resources(musb, pdev->resource, pdev->num_resources); if (ret) { dev_err(&pdev->dev, "failed to add resources\n"); goto err2; -- 2.32.0 _______________________________________________ Linux-mediatek mailing list Linux-mediatek@lists.infradead.org http://lists.infradead.org/mailman/listinfo/linux-mediatek