From: Tanmay Shah <tanmay.shah@amd.com>
To: <andersson@kernel.org>, <mathieu.poirier@linaro.org>
Cc: <linux-remoteproc@vger.kernel.org>,
<linux-kernel@vger.kernel.org>, Tanmay Shah <tanmay.shah@amd.com>,
kernel test robot <lkp@intel.com>
Subject: [PATCH] remoteproc: xlnx: fix typecast warnings
Date: Fri, 28 Aug 2026 08:58:46 -0700 [thread overview]
Message-ID: <20260828155846.2883035-1-tanmay.shah@amd.com> (raw)
Fix following sparse warnings by using __force attribute:
sparse warnings: (new ones prefixed by >>)
drivers/remoteproc/xlnx_r5_remoteproc.c:571:20: sparse: sparse:
cast removes address space '__iomem' of expression
drivers/remoteproc/xlnx_r5_remoteproc.c:749:17: sparse: sparse:
cast removes address space '__iomem' of expression
drivers/remoteproc/xlnx_r5_remoteproc.c:773:24: sparse: sparse:
cast removes address space '__iomem' of expression
drivers/remoteproc/xlnx_r5_remoteproc.c:797:25: sparse: sparse:
cast removes address space '__iomem' of expression
>> drivers/remoteproc/xlnx_r5_remoteproc.c:837:49: sparse: sparse:
incorrect type in initializer (different address spaces) @@ expected
void *rsc_offset @@ got void [noderef] __iomem * @@
drivers/remoteproc/xlnx_r5_remoteproc.c:837:49: sparse:
expected void *rsc_offset
drivers/remoteproc/xlnx_r5_remoteproc.c:837:49: sparse: got
void [noderef] __iomem *
Reported-by: kernel test robot <lkp@intel.com>
Closes: https://lore.kernel.org/oe-kbuild-all/202608190009.uCbYi1Y5-lkp@intel.com/
Signed-off-by: Tanmay Shah <tanmay.shah@amd.com>
---
drivers/remoteproc/xlnx_r5_remoteproc.c | 10 +++++-----
1 file changed, 5 insertions(+), 5 deletions(-)
diff --git a/drivers/remoteproc/xlnx_r5_remoteproc.c b/drivers/remoteproc/xlnx_r5_remoteproc.c
index c685bb5fa62c..f9cdd3c024dc 100644
--- a/drivers/remoteproc/xlnx_r5_remoteproc.c
+++ b/drivers/remoteproc/xlnx_r5_remoteproc.c
@@ -568,7 +568,7 @@ static int tcm_mem_map(struct rproc *rproc,
return -ENOMEM;
/* Update memory entry va */
- mem->va = (void *)va;
+ mem->va = (__force void *)va;
/* clear TCMs */
memset_io(va, 0, mem->len);
@@ -746,7 +746,7 @@ static struct resource_table *zynqmp_r5_get_loaded_rsc_table(struct rproc *rproc
*size = r5_core->rsc_tbl_size;
- return (struct resource_table *)r5_core->rsc_tbl_va;
+ return (__force struct resource_table *)r5_core->rsc_tbl_va;
}
static int zynqmp_r5_get_rsc_table_va(struct zynqmp_r5_core *r5_core)
@@ -770,7 +770,7 @@ static int zynqmp_r5_get_rsc_table_va(struct zynqmp_r5_core *r5_core)
return -EINVAL;
}
- rsc_data_va = (struct rsc_tbl_data *)ioremap_wc(res_mem.start,
+ rsc_data_va = (__force struct rsc_tbl_data *)ioremap_wc(res_mem.start,
sizeof(struct rsc_tbl_data));
if (!rsc_data_va) {
dev_err(dev, "failed to map resource table data address\n");
@@ -794,7 +794,7 @@ static int zynqmp_r5_get_rsc_table_va(struct zynqmp_r5_core *r5_core)
return -EINVAL;
}
- rsc_tbl_addr = (struct resource_table *)r5_core->rsc_tbl_va;
+ rsc_tbl_addr = (__force struct resource_table *)r5_core->rsc_tbl_va;
/*
* As of now resource table version 1 is expected. Don't fail to attach
@@ -834,7 +834,7 @@ static int zynqmp_r5_handle_rsc(struct rproc *rproc, u32 rsc_type, void *rsc,
int offset, int avail)
{
struct zynqmp_r5_core *r5_core = rproc->priv;
- void *rsc_offset = (r5_core->rsc_tbl_va + offset);
+ void *rsc_offset = (__force void *)(r5_core->rsc_tbl_va + offset);
if (rsc_type != XLNX_RPROC_FW_CRASH_REPORT)
return RSC_IGNORED;
base-commit: d4d61a4b0a52e8f3cdb3e1578602850a3452ec3e
--
2.43.0
next reply other threads:[~2026-08-28 15:58 UTC|newest]
Thread overview: 3+ messages / expand[flat|nested] mbox.gz Atom feed top
2026-08-28 15:58 Tanmay Shah [this message]
2026-09-30 15:17 ` Mathieu Poirier
2026-09-30 17:59 ` Shah, Tanmay
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