Patch "remoteproc: imx_dsp_rproc: Fix kernel test robot sparse warning" has been added to the 6.3-stable tree

[Sasha Levin <sashal@xxxxxxxxxx>]

This is a note to let you know that I've just added the patch titled

    remoteproc: imx_dsp_rproc: Fix kernel test robot sparse warning

to the 6.3-stable tree which can be found at:
    http://www.kernel.org/git/?p=linux/kernel/git/stable/stable-queue.git;a=summary

The filename of the patch is:
     remoteproc-imx_dsp_rproc-fix-kernel-test-robot-spars.patch
and it can be found in the queue-6.3 subdirectory.

If you, or anyone else, feels it should not be added to the stable tree,
please let <stable@xxxxxxxxxxxxxxx> know about it.



commit c76cc53c0d9b35c08e372095009918fb409daf4c
Author: Mathieu Poirier <mathieu.poirier@xxxxxxxxxx>
Date:   Fri Apr 7 10:14:29 2023 -0600

    remoteproc: imx_dsp_rproc: Fix kernel test robot sparse warning
    
    [ Upstream commit 3c497f624d40171ebead1a6705793100d92ecb85 ]
    
    This patch fixes the kernel test robot warning reported here:
    
    https://lore.kernel.org/bpf/642f916b.pPIKZ%2Fl%2F%2Fbw8tvIH%25lkp@xxxxxxxxx/T/
    
    Fixes: 408ec1ff0caa ("remoteproc: imx_dsp_rproc: Add custom memory copy implementation for i.MX DSP Cores")
    Link: https://lore.kernel.org/r/20230407161429.3973177-1-mathieu.poirier@xxxxxxxxxx
    Tested-by: Iuliana Prodan <iuliana.prodan@xxxxxxx>
    Reviewed-by: Iuliana Prodan <iuliana.prodan@xxxxxxx>
    Signed-off-by: Mathieu Poirier <mathieu.poirier@xxxxxxxxxx>
    Signed-off-by: Sasha Levin <sashal@xxxxxxxxxx>

diff --git a/drivers/remoteproc/imx_dsp_rproc.c b/drivers/remoteproc/imx_dsp_rproc.c
index e8e23f6b85563..dcd07a6a5e945 100644
--- a/drivers/remoteproc/imx_dsp_rproc.c
+++ b/drivers/remoteproc/imx_dsp_rproc.c
@@ -727,12 +727,12 @@ static void imx_dsp_rproc_kick(struct rproc *rproc, int vqid)
  * The IRAM is part of the HiFi DSP.
  * According to hw specs only 32-bits writes are allowed.
  */
-static int imx_dsp_rproc_memcpy(void *dest, const void *src, size_t size)
+static int imx_dsp_rproc_memcpy(void *dst, const void *src, size_t size)
 {
+	void __iomem *dest = (void __iomem *)dst;
 	const u8 *src_byte = src;
 	const u32 *source = src;
 	u32 affected_mask;
-	u32 *dst = dest;
 	int i, q, r;
 	u32 tmp;
 
@@ -745,7 +745,7 @@ static int imx_dsp_rproc_memcpy(void *dest, const void *src, size_t size)
 
 	/* copy data in units of 32 bits at a time */
 	for (i = 0; i < q; i++)
-		writel(source[i], &dst[i]);
+		writel(source[i], dest + i * 4);
 
 	if (r) {
 		affected_mask = GENMASK(8 * r, 0);
@@ -776,8 +776,8 @@ static int imx_dsp_rproc_memcpy(void *dest, const void *src, size_t size)
  */
 static int imx_dsp_rproc_memset(void *addr, u8 value, size_t size)
 {
+	void __iomem *tmp_dst = (void __iomem *)addr;
 	u32 tmp_val = value;
-	u32 *tmp_dst = addr;
 	u32 affected_mask;
 	int q, r;
 	u32 tmp;