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authorRob Herring <robh@kernel.org>2023-03-19 19:32:22 +0300
committerVinod Koul <vkoul@kernel.org>2023-03-31 15:47:06 +0300
commitf60a150822a7946c97059dad3416ea3de501eaed (patch)
treebea3f907170186b2c4288fa2848d461e21862d48 /drivers/dma/bestcomm
parentd77c4502d6238bbfed7cb9422748477839d506f2 (diff)
downloadlinux-f60a150822a7946c97059dad3416ea3de501eaed.tar.xz
dmaengine: bestcomm: Use of_address_to_resource()
Replace of_get_address() and of_translate_address() calls with single call to of_address_to_resource(). Signed-off-by: Rob Herring <robh@kernel.org> Link: https://lore.kernel.org/r/20230319163222.226377-1-robh@kernel.org Signed-off-by: Vinod Koul <vkoul@kernel.org>
Diffstat (limited to 'drivers/dma/bestcomm')
-rw-r--r--drivers/dma/bestcomm/sram.c19
1 files changed, 8 insertions, 11 deletions
diff --git a/drivers/dma/bestcomm/sram.c b/drivers/dma/bestcomm/sram.c
index c465758e7193..0553956f7456 100644
--- a/drivers/dma/bestcomm/sram.c
+++ b/drivers/dma/bestcomm/sram.c
@@ -38,7 +38,7 @@ int bcom_sram_init(struct device_node *sram_node, char *owner)
{
int rv;
const u32 *regaddr_p;
- u64 regaddr64, size64;
+ struct resource res;
unsigned int psize;
/* Create our state struct */
@@ -56,21 +56,18 @@ int bcom_sram_init(struct device_node *sram_node, char *owner)
}
/* Get address and size of the sram */
- regaddr_p = of_get_address(sram_node, 0, &size64, NULL);
- if (!regaddr_p) {
+ rv = of_address_to_resource(sram_node, 0, &res);
+ if (rv) {
printk(KERN_ERR "%s: bcom_sram_init: "
"Invalid device node !\n", owner);
- rv = -EINVAL;
goto error_free;
}
- regaddr64 = of_translate_address(sram_node, regaddr_p);
-
- bcom_sram->base_phys = (phys_addr_t) regaddr64;
- bcom_sram->size = (unsigned int) size64;
+ bcom_sram->base_phys = res.start;
+ bcom_sram->size = resource_size(&res);
/* Request region */
- if (!request_mem_region(bcom_sram->base_phys, bcom_sram->size, owner)) {
+ if (!request_mem_region(res.start, resource_size(&res), owner)) {
printk(KERN_ERR "%s: bcom_sram_init: "
"Couldn't request region !\n", owner);
rv = -EBUSY;
@@ -79,7 +76,7 @@ int bcom_sram_init(struct device_node *sram_node, char *owner)
/* Map SRAM */
/* sram is not really __iomem */
- bcom_sram->base_virt = (void*) ioremap(bcom_sram->base_phys, bcom_sram->size);
+ bcom_sram->base_virt = (void *)ioremap(res.start, resource_size(&res));
if (!bcom_sram->base_virt) {
printk(KERN_ERR "%s: bcom_sram_init: "
@@ -120,7 +117,7 @@ int bcom_sram_init(struct device_node *sram_node, char *owner)
return 0;
error_release:
- release_mem_region(bcom_sram->base_phys, bcom_sram->size);
+ release_mem_region(res.start, resource_size(&res));
error_free:
kfree(bcom_sram);
bcom_sram = NULL;