linux-kernel - [PATCH] remoteproc: imx_dsp_rproc: fix argument 2 of rproc_mem_entry

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Date:   Mon, 15 Aug 2022 20:43:18 +0800
From:   Shengjiu Wang <shengjiu.wang@....com>
To:     bjorn.andersson@...aro.org, mathieu.poirier@...aro.org,
        shawnguo@...nel.org, s.hauer@...gutronix.de, kernel@...gutronix.de,
        festevam@...il.com, linux-imx@....com,
        linux-remoteproc@...r.kernel.org,
        linux-arm-kernel@...ts.infradead.org, linux-kernel@...r.kernel.org
Subject: [PATCH] remoteproc: imx_dsp_rproc: fix argument 2 of rproc_mem_entry_init

There are sparse warning:
drivers/remoteproc/imx_dsp_rproc.c:602:49: sparse: sparse: incorrect type in argument 2 (different address spaces) @@     expected void *va @@     got void [noderef] __iomem *[assigned] cpu_addr @@
drivers/remoteproc/imx_dsp_rproc.c:602:49: sparse:     expected void *va
drivers/remoteproc/imx_dsp_rproc.c:602:49: sparse:     got void [noderef] __iomem *[assigned] cpu_addr
drivers/remoteproc/imx_dsp_rproc.c:638:49: sparse: sparse: incorrect type in argument 2 (different address spaces) @@     expected void *va @@     got void [noderef] __iomem *[assigned] cpu_addr @@
drivers/remoteproc/imx_dsp_rproc.c:638:49: sparse:     expected void *va
drivers/remoteproc/imx_dsp_rproc.c:638:49: sparse:     got void [noderef] __iomem *[assigned] cpu_addr

Fixes: ec0e5549f358 ("remoteproc: imx_dsp_rproc: Add remoteproc driver for DSP on i.MX")
Reported-by: kernel test robot <lkp@...el.com>
Signed-off-by: Shengjiu Wang <shengjiu.wang@....com>
---
 drivers/remoteproc/imx_dsp_rproc.c | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/drivers/remoteproc/imx_dsp_rproc.c b/drivers/remoteproc/imx_dsp_rproc.c
index ca0817f8e41e..899aa8dd12f0 100644
--- a/drivers/remoteproc/imx_dsp_rproc.c
+++ b/drivers/remoteproc/imx_dsp_rproc.c
@@ -599,7 +599,7 @@ static int imx_dsp_rproc_add_carveout(struct imx_dsp_rproc *priv)
 		}
 
 		/* Register memory region */
-		mem = rproc_mem_entry_init(dev, cpu_addr, (dma_addr_t)att->sa,
+		mem = rproc_mem_entry_init(dev, (void __force *)cpu_addr, (dma_addr_t)att->sa,
 					   att->size, da, NULL, NULL, "dsp_mem");
 
 		if (mem)
@@ -635,7 +635,7 @@ static int imx_dsp_rproc_add_carveout(struct imx_dsp_rproc *priv)
 		}
 
 		/* Register memory region */
-		mem = rproc_mem_entry_init(dev, cpu_addr, (dma_addr_t)rmem->base,
+		mem = rproc_mem_entry_init(dev, (void __force *)cpu_addr, (dma_addr_t)rmem->base,
 					   rmem->size, da, NULL, NULL, it.node->name);
 
 		if (mem)
-- 
2.34.1