Commit d07b6621 authored by Fabio Estevam's avatar Fabio Estevam Committed by Vinod Koul
Browse files

dmaengine: imx-sdma: Remove platform data support 



Since 5.10-rc1, i.MX has been converted to a devicetree-only platform.

The platform data support in this driver was only used for non-DT
platforms.

Remove the platform data support as it has no more users.

Signed-off-by: default avatarFabio Estevam <festevam@gmail.com>
Link: https://lore.kernel.org/r/20210118121549.1625217-1-festevam@gmail.com


Signed-off-by: default avatarVinod Koul <vkoul@kernel.org>
parent c06e424b

drivers/dma/imx-sdma.c

+10 −25
Original line number Diff line number Diff line
@@ -1961,7 +1961,6 @@ static int sdma_probe(struct platform_device *pdev) 
	int irq;

	struct resource *iores;

	struct resource spba_res;

	struct sdma_platform_data *pdata = dev_get_platdata(&pdev->dev);

	int i;

	struct sdma_engine *sdma;

	s32 *saddr_arr;
@@ -2063,8 +2062,6 @@ static int sdma_probe(struct platform_device *pdev) 


	if (sdma->drvdata->script_addrs)

		sdma_add_scripts(sdma, sdma->drvdata->script_addrs);

	if (pdata && pdata->script_addrs)

		sdma_add_scripts(sdma, pdata->script_addrs);



	sdma->dma_device.dev = &pdev->dev;
@@ -2109,17 +2106,6 @@ static int sdma_probe(struct platform_device *pdev) 
		of_node_put(spba_bus);

	}



	/*

	 * Kick off firmware loading as the very last step:

	 * attempt to load firmware only if we're not on the error path, because

	 * the firmware callback requires a fully functional and allocated sdma

	 * instance.

	 */

	if (pdata) {

		ret = sdma_get_firmware(sdma, pdata->fw_name);

		if (ret)

			dev_warn(&pdev->dev, "failed to get firmware from platform data\n");

	} else {

	/*

	 * Because that device tree does not encode ROM script address,

	 * the RAM script in firmware is mandatory for device tree
@@ -2134,7 +2120,6 @@ static int sdma_probe(struct platform_device *pdev) 
		if (ret)

			dev_warn(&pdev->dev, "failed to get firmware from device tree\n");

	}

	}



	return 0;

include/linux/platform_data/dma-imx-sdma.h

+0 −11
Original line number Diff line number Diff line
@@ -57,15 +57,4 @@ struct sdma_script_start_addrs { 
	/* End of v4 array */

};



/**

 * struct sdma_platform_data - platform specific data for SDMA engine

 *

 * @fw_name		The firmware name

 * @script_addrs	SDMA scripts addresses in SDMA ROM

 */

struct sdma_platform_data {

	char *fw_name;

	struct sdma_script_start_addrs *script_addrs;

};



#endif /* __MACH_MXC_SDMA_H__ */