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path: root/drivers/renesas/rcar/io/io_memdrv.c
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Diffstat (limited to 'drivers/renesas/rcar/io/io_memdrv.c')
-rw-r--r--drivers/renesas/rcar/io/io_memdrv.c19
1 files changed, 12 insertions, 7 deletions
diff --git a/drivers/renesas/rcar/io/io_memdrv.c b/drivers/renesas/rcar/io/io_memdrv.c
index 7e8c1d3a65..1f31c0fb93 100644
--- a/drivers/renesas/rcar/io/io_memdrv.c
+++ b/drivers/renesas/rcar/io/io_memdrv.c
@@ -1,5 +1,5 @@
/*
- * Copyright (c) 2015-2019, Renesas Electronics Corporation. All rights reserved.
+ * Copyright (c) 2015-2021, Renesas Electronics Corporation. All rights reserved.
*
* SPDX-License-Identifier: BSD-3-Clause
*/
@@ -11,8 +11,8 @@
#include <drivers/io/io_storage.h>
#include "io_common.h"
-#include "io_private.h"
#include "io_memdrv.h"
+#include "io_private.h"
#include "rcar_def.h"
extern void rcar_dma_exec(uintptr_t dst, uint32_t src, uint32_t len);
@@ -21,7 +21,8 @@ static int32_t memdrv_dev_open(const uintptr_t dev __attribute__ ((unused)),
io_dev_info_t **dev_info);
static int32_t memdrv_dev_close(io_dev_info_t *dev_info);
-/* As we need to be able to keep state for seek, only one file can be open
+/*
+ * As we need to be able to keep state for seek, only one file can be open
* at a time. Make this a structure and point to the entity->info. When we
* can malloc memory we can change this to support more open files.
*/
@@ -43,12 +44,14 @@ static int32_t memdrv_block_open(io_dev_info_t *dev_info, const uintptr_t spec,
{
const io_drv_spec_t *block_spec = (io_drv_spec_t *) spec;
- /* Since we need to track open state for seek() we only allow one open
+ /*
+ * Since we need to track open state for seek() we only allow one open
* spec at a time. When we have dynamic memory we can malloc and set
* entity->info.
*/
- if (current_file.in_use != 0U)
+ if (current_file.in_use != 0U) {
return IO_RESOURCES_EXHAUSTED;
+ }
/* File cursor offset for seek and incremental reads etc. */
current_file.base = block_spec->offset;
@@ -63,8 +66,9 @@ static int32_t memdrv_block_open(io_dev_info_t *dev_info, const uintptr_t spec,
static int32_t memdrv_block_seek(io_entity_t *entity, int32_t mode,
signed long long offset)
{
- if (mode != IO_SEEK_SET)
+ if (mode != IO_SEEK_SET) {
return IO_FAIL;
+ }
((file_state_t *) entity->info)->file_pos = offset;
@@ -142,8 +146,9 @@ int32_t rcar_register_io_dev_memdrv(const io_dev_connector_t **dev_con)
int32_t result;
result = io_register_device(&memdrv_dev_info);
- if (result == IO_SUCCESS)
+ if (result == IO_SUCCESS) {
*dev_con = &memdrv_dev_connector;
+ }
return result;
}