[PATCH v7 14/23] core: read: add dev_read_addr_index_ptr function
Johan Jonker
jbx6244 at gmail.com
Fri Mar 10 17:45:04 CET 2023
Add dev_read_addr_index_ptr function with the
same functionality as dev_read_addr_index,
but instead a return pointer is given.
Use map_sysmem() function as cast for the return.
Make same fix for dev_read_addr_ptr() function.
Signed-off-by: Johan Jonker <jbx6244 at gmail.com>
Reviewed-by: Simon Glass <sjg at chromium.org>
---
Changed V6:
use map_sysmem()
Changed V5:
new patch
---
drivers/core/read.c | 15 ++++++++++++++-
1 file changed, 14 insertions(+), 1 deletion(-)
diff --git a/drivers/core/read.c b/drivers/core/read.c
index e0543bba..0289a2ed 100644
--- a/drivers/core/read.c
+++ b/drivers/core/read.c
@@ -131,6 +131,16 @@ fdt_addr_t dev_read_addr_index(const struct udevice *dev, int index)
return devfdt_get_addr_index(dev, index);
}
+void *dev_read_addr_index_ptr(const struct udevice *dev, int index)
+{
+ fdt_addr_t addr = dev_read_addr_index(dev, index);
+
+ if (addr == FDT_ADDR_T_NONE)
+ return NULL;
+
+ return map_sysmem(addr, 0);
+}
+
fdt_addr_t dev_read_addr_size_index(const struct udevice *dev, int index,
fdt_size_t *size)
{
@@ -190,7 +200,10 @@ void *dev_read_addr_ptr(const struct udevice *dev)
{
fdt_addr_t addr = dev_read_addr(dev);
- return (addr == FDT_ADDR_T_NONE) ? NULL : (void *)(uintptr_t)addr;
+ if (addr == FDT_ADDR_T_NONE)
+ return NULL;
+
+ return map_sysmem(addr, 0);
}
void *dev_remap_addr(const struct udevice *dev)
--
2.20.1
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