From: Radhey Shyam Pandey <radheys@xilinx.com>
To: Markus Elfring <Markus.Elfring@web.de>,
"netdev@vger.kernel.org" <netdev@vger.kernel.org>,
"linux-arm-kernel@lists.infradead.org"
<linux-arm-kernel@lists.infradead.org>,
"David S. Miller" <davem@davemloft.net>,
Michal Simek <michals@xilinx.com>
Cc: LKML <linux-kernel@vger.kernel.org>,
"kernel-janitors@vger.kernel.org"
<kernel-janitors@vger.kernel.org>
Subject: RE: [PATCH v2] ethernet: axienet: Use devm_platform_ioremap_resource() in axienet_probe()
Date: Fri, 20 Sep 2019 11:57:31 +0000 [thread overview]
Message-ID: <CH2PR02MB70007655B190BCBC9113BD4BC7880@CH2PR02MB7000.namprd02.prod.outlook.com> (raw)
In-Reply-To: <604a6376-0298-ebcd-ee84-435945370374@web.de>
> -----Original Message-----
> From: Markus Elfring <Markus.Elfring@web.de>
> Sent: Friday, September 20, 2019 5:01 PM
> To: netdev@vger.kernel.org; linux-arm-kernel@lists.infradead.org; David S.
> Miller <davem@davemloft.net>; Michal Simek <michals@xilinx.com>;
> Radhey Shyam Pandey <radheys@xilinx.com>
> Cc: LKML <linux-kernel@vger.kernel.org>; kernel-janitors@vger.kernel.org
> Subject: [PATCH v2] ethernet: axienet: Use
> devm_platform_ioremap_resource() in axienet_probe()
>
> From: Markus Elfring <elfring@users.sourceforge.net>
> Date: Fri, 20 Sep 2019 13:17:01 +0200
>
> Simplify this function implementation by using the wrapper function
> “devm_platform_ioremap_resource” instead of calling the functions
> “platform_get_resource” and “devm_ioremap_resource” directly.
>
> * Thus reduce also a bit of exception handling code here.
> * Delete the local variable “res”.
>
> This issue was detected by using the Coccinelle software.
>
> Signed-off-by: Markus Elfring <elfring@users.sourceforge.net>
Reviewed-by: Radhey Shyam Pandey <radhey.shyam.pandey@xilinx.com>
Thanks!
> ---
>
> v2:
> Further changes were requested by Radhey Shyam Pandey.
> https://lore.kernel.org/r/CH2PR02MB700047AFFFE08FE5FD563541C78E0@C
> H2PR02MB7000.namprd02.prod.outlook.com/
>
> * Updates for three modules were split into a separate patch for each driver.
> * The commit description was adjusted.
>
>
> drivers/net/ethernet/xilinx/xilinx_axienet_main.c | 9 +--------
> 1 file changed, 1 insertion(+), 8 deletions(-)
>
> diff --git a/drivers/net/ethernet/xilinx/xilinx_axienet_main.c
> b/drivers/net/ethernet/xilinx/xilinx_axienet_main.c
> index 4fc627fb4d11..92783aaaa0a2 100644
> --- a/drivers/net/ethernet/xilinx/xilinx_axienet_main.c
> +++ b/drivers/net/ethernet/xilinx/xilinx_axienet_main.c
> @@ -1787,14 +1787,7 @@ static int axienet_probe(struct platform_device
> *pdev)
> of_node_put(np);
> lp->eth_irq = platform_get_irq(pdev, 0);
> } else {
> - /* Check for these resources directly on the Ethernet node.
> */
> - struct resource *res = platform_get_resource(pdev,
> -
> IORESOURCE_MEM, 1);
> - if (!res) {
> - dev_err(&pdev->dev, "unable to get DMA memory
> resource\n");
> - goto free_netdev;
> - }
> - lp->dma_regs = devm_ioremap_resource(&pdev->dev, res);
> + lp->dma_regs = devm_platform_ioremap_resource(pdev, 1);
> lp->rx_irq = platform_get_irq(pdev, 1);
> lp->tx_irq = platform_get_irq(pdev, 0);
> lp->eth_irq = platform_get_irq(pdev, 2);
> --
> 2.23.0
prev parent reply other threads:[~2019-09-20 11:57 UTC|newest]
Thread overview: 8+ messages / expand[flat|nested] mbox.gz Atom feed top
2019-09-18 13:30 [PATCH] ethernet: Use devm_platform_ioremap_resource() in three functions Markus Elfring
2019-09-18 14:16 ` Radhey Shyam Pandey
2019-09-20 9:23 ` [PATCH v2] ethernet: gemini: Use devm_platform_ioremap_resource() in gemini_ethernet_probe() Markus Elfring
2019-10-04 21:08 ` Linus Walleij
2019-09-20 10:57 ` [PATCH v2] ethernet: lantiq_xrx200: Use devm_platform_ioremap_resource() in xrx200_probe() Markus Elfring
2019-09-20 19:23 ` Hauke Mehrtens
2019-09-20 11:30 ` [PATCH v2] ethernet: axienet: Use devm_platform_ioremap_resource() in axienet_probe() Markus Elfring
2019-09-20 11:57 ` Radhey Shyam Pandey [this message]
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