[PATCH 05/21] dm: core: Use const device for the dev_read_...() interface
Simon Glass
sjg at chromium.org
Mon Jan 27 16:49:40 CET 2020
These functions do not modify the device so should use a const pointer to
it. Update the code accordingly.
Signed-off-by: Simon Glass <sjg at chromium.org>
---
drivers/core/read.c | 97 +++++++++++----------
include/dm/read.h | 205 +++++++++++++++++++++++---------------------
2 files changed, 159 insertions(+), 143 deletions(-)
diff --git a/drivers/core/read.c b/drivers/core/read.c
index 9602e52d1b..1f999b1b31 100644
--- a/drivers/core/read.c
+++ b/drivers/core/read.c
@@ -11,27 +11,29 @@
#include <mapmem.h>
#include <dm/of_access.h>
-int dev_read_u32(struct udevice *dev, const char *propname, u32 *outp)
+int dev_read_u32(const struct udevice *dev, const char *propname, u32 *outp)
{
return ofnode_read_u32(dev_ofnode(dev), propname, outp);
}
-int dev_read_u32_default(struct udevice *dev, const char *propname, int def)
+int dev_read_u32_default(const struct udevice *dev, const char *propname,
+ int def)
{
return ofnode_read_u32_default(dev_ofnode(dev), propname, def);
}
-int dev_read_s32(struct udevice *dev, const char *propname, s32 *outp)
+int dev_read_s32(const struct udevice *dev, const char *propname, s32 *outp)
{
return ofnode_read_u32(dev_ofnode(dev), propname, (u32 *)outp);
}
-int dev_read_s32_default(struct udevice *dev, const char *propname, int def)
+int dev_read_s32_default(const struct udevice *dev, const char *propname,
+ int def)
{
return ofnode_read_u32_default(dev_ofnode(dev), propname, def);
}
-int dev_read_u32u(struct udevice *dev, const char *propname, uint *outp)
+int dev_read_u32u(const struct udevice *dev, const char *propname, uint *outp)
{
u32 val;
int ret;
@@ -44,32 +46,33 @@ int dev_read_u32u(struct udevice *dev, const char *propname, uint *outp)
return 0;
}
-int dev_read_u64(struct udevice *dev, const char *propname, u64 *outp)
+int dev_read_u64(const struct udevice *dev, const char *propname, u64 *outp)
{
return ofnode_read_u64(dev_ofnode(dev), propname, outp);
}
-u64 dev_read_u64_default(struct udevice *dev, const char *propname, u64 def)
+u64 dev_read_u64_default(const struct udevice *dev, const char *propname,
+ u64 def)
{
return ofnode_read_u64_default(dev_ofnode(dev), propname, def);
}
-const char *dev_read_string(struct udevice *dev, const char *propname)
+const char *dev_read_string(const struct udevice *dev, const char *propname)
{
return ofnode_read_string(dev_ofnode(dev), propname);
}
-bool dev_read_bool(struct udevice *dev, const char *propname)
+bool dev_read_bool(const struct udevice *dev, const char *propname)
{
return ofnode_read_bool(dev_ofnode(dev), propname);
}
-ofnode dev_read_subnode(struct udevice *dev, const char *subnode_name)
+ofnode dev_read_subnode(const struct udevice *dev, const char *subnode_name)
{
return ofnode_find_subnode(dev_ofnode(dev), subnode_name);
}
-ofnode dev_read_first_subnode(struct udevice *dev)
+ofnode dev_read_first_subnode(const struct udevice *dev)
{
return ofnode_first_subnode(dev_ofnode(dev));
}
@@ -79,12 +82,12 @@ ofnode dev_read_next_subnode(ofnode node)
return ofnode_next_subnode(node);
}
-int dev_read_size(struct udevice *dev, const char *propname)
+int dev_read_size(const struct udevice *dev, const char *propname)
{
return ofnode_read_size(dev_ofnode(dev), propname);
}
-fdt_addr_t dev_read_addr_index(struct udevice *dev, int index)
+fdt_addr_t dev_read_addr_index(const struct udevice *dev, int index)
{
if (ofnode_is_np(dev_ofnode(dev)))
return ofnode_get_addr_index(dev_ofnode(dev), index);
@@ -92,7 +95,7 @@ fdt_addr_t dev_read_addr_index(struct udevice *dev, int index)
return devfdt_get_addr_index(dev, index);
}
-fdt_addr_t dev_read_addr_size_index(struct udevice *dev, int index,
+fdt_addr_t dev_read_addr_size_index(const struct udevice *dev, int index,
fdt_size_t *size)
{
if (ofnode_is_np(dev_ofnode(dev)))
@@ -101,7 +104,7 @@ fdt_addr_t dev_read_addr_size_index(struct udevice *dev, int index,
return devfdt_get_addr_size_index(dev, index, size);
}
-void *dev_remap_addr_index(struct udevice *dev, int index)
+void *dev_remap_addr_index(const struct udevice *dev, int index)
{
fdt_addr_t addr = dev_read_addr_index(dev, index);
@@ -111,7 +114,7 @@ void *dev_remap_addr_index(struct udevice *dev, int index)
return map_physmem(addr, 0, MAP_NOCACHE);
}
-fdt_addr_t dev_read_addr_name(struct udevice *dev, const char *name)
+fdt_addr_t dev_read_addr_name(const struct udevice *dev, const char *name)
{
int index = dev_read_stringlist_search(dev, "reg-names", name);
@@ -121,7 +124,7 @@ fdt_addr_t dev_read_addr_name(struct udevice *dev, const char *name)
return dev_read_addr_index(dev, index);
}
-fdt_addr_t dev_read_addr_size_name(struct udevice *dev, const char *name,
+fdt_addr_t dev_read_addr_size_name(const struct udevice *dev, const char *name,
fdt_size_t *size)
{
int index = dev_read_stringlist_search(dev, "reg-names", name);
@@ -132,7 +135,7 @@ fdt_addr_t dev_read_addr_size_name(struct udevice *dev, const char *name,
return dev_read_addr_size_index(dev, index, size);
}
-void *dev_remap_addr_name(struct udevice *dev, const char *name)
+void *dev_remap_addr_name(const struct udevice *dev, const char *name)
{
fdt_addr_t addr = dev_read_addr_name(dev, name);
@@ -142,52 +145,52 @@ void *dev_remap_addr_name(struct udevice *dev, const char *name)
return map_physmem(addr, 0, MAP_NOCACHE);
}
-fdt_addr_t dev_read_addr(struct udevice *dev)
+fdt_addr_t dev_read_addr(const struct udevice *dev)
{
return dev_read_addr_index(dev, 0);
}
-void *dev_read_addr_ptr(struct udevice *dev)
+void *dev_read_addr_ptr(const struct udevice *dev)
{
fdt_addr_t addr = dev_read_addr(dev);
return (addr == FDT_ADDR_T_NONE) ? NULL : map_sysmem(addr, 0);
}
-void *dev_remap_addr(struct udevice *dev)
+void *dev_remap_addr(const struct udevice *dev)
{
return dev_remap_addr_index(dev, 0);
}
-fdt_addr_t dev_read_addr_size(struct udevice *dev, const char *property,
+fdt_addr_t dev_read_addr_size(const struct udevice *dev, const char *property,
fdt_size_t *sizep)
{
return ofnode_get_addr_size(dev_ofnode(dev), property, sizep);
}
-const char *dev_read_name(struct udevice *dev)
+const char *dev_read_name(const struct udevice *dev)
{
return ofnode_get_name(dev_ofnode(dev));
}
-int dev_read_stringlist_search(struct udevice *dev, const char *property,
+int dev_read_stringlist_search(const struct udevice *dev, const char *property,
const char *string)
{
return ofnode_stringlist_search(dev_ofnode(dev), property, string);
}
-int dev_read_string_index(struct udevice *dev, const char *propname, int index,
- const char **outp)
+int dev_read_string_index(const struct udevice *dev, const char *propname,
+ int index, const char **outp)
{
return ofnode_read_string_index(dev_ofnode(dev), propname, index, outp);
}
-int dev_read_string_count(struct udevice *dev, const char *propname)
+int dev_read_string_count(const struct udevice *dev, const char *propname)
{
return ofnode_read_string_count(dev_ofnode(dev), propname);
}
-int dev_read_phandle_with_args(struct udevice *dev, const char *list_name,
+int dev_read_phandle_with_args(const struct udevice *dev, const char *list_name,
const char *cells_name, int cell_count,
int index, struct ofnode_phandle_args *out_args)
{
@@ -196,34 +199,34 @@ int dev_read_phandle_with_args(struct udevice *dev, const char *list_name,
out_args);
}
-int dev_count_phandle_with_args(struct udevice *dev, const char *list_name,
- const char *cells_name)
+int dev_count_phandle_with_args(const struct udevice *dev,
+ const char *list_name, const char *cells_name)
{
return ofnode_count_phandle_with_args(dev_ofnode(dev), list_name,
cells_name);
}
-int dev_read_addr_cells(struct udevice *dev)
+int dev_read_addr_cells(const struct udevice *dev)
{
return ofnode_read_addr_cells(dev_ofnode(dev));
}
-int dev_read_size_cells(struct udevice *dev)
+int dev_read_size_cells(const struct udevice *dev)
{
return ofnode_read_size_cells(dev_ofnode(dev));
}
-int dev_read_simple_addr_cells(struct udevice *dev)
+int dev_read_simple_addr_cells(const struct udevice *dev)
{
return ofnode_read_simple_addr_cells(dev_ofnode(dev));
}
-int dev_read_simple_size_cells(struct udevice *dev)
+int dev_read_simple_size_cells(const struct udevice *dev)
{
return ofnode_read_simple_size_cells(dev_ofnode(dev));
}
-int dev_read_phandle(struct udevice *dev)
+int dev_read_phandle(const struct udevice *dev)
{
ofnode node = dev_ofnode(dev);
@@ -233,12 +236,13 @@ int dev_read_phandle(struct udevice *dev)
return fdt_get_phandle(gd->fdt_blob, ofnode_to_offset(node));
}
-const void *dev_read_prop(struct udevice *dev, const char *propname, int *lenp)
+const void *dev_read_prop(const struct udevice *dev, const char *propname,
+ int *lenp)
{
return ofnode_get_property(dev_ofnode(dev), propname, lenp);
}
-int dev_read_alias_seq(struct udevice *dev, int *devnump)
+int dev_read_alias_seq(const struct udevice *dev, int *devnump)
{
ofnode node = dev_ofnode(dev);
const char *uc_name = dev->uclass->uc_drv->name;
@@ -256,19 +260,19 @@ int dev_read_alias_seq(struct udevice *dev, int *devnump)
return ret;
}
-int dev_read_u32_array(struct udevice *dev, const char *propname,
+int dev_read_u32_array(const struct udevice *dev, const char *propname,
u32 *out_values, size_t sz)
{
return ofnode_read_u32_array(dev_ofnode(dev), propname, out_values, sz);
}
-const uint8_t *dev_read_u8_array_ptr(struct udevice *dev, const char *propname,
- size_t sz)
+const uint8_t *dev_read_u8_array_ptr(const struct udevice *dev,
+ const char *propname, size_t sz)
{
return ofnode_read_u8_array_ptr(dev_ofnode(dev), propname, sz);
}
-int dev_read_enabled(struct udevice *dev)
+int dev_read_enabled(const struct udevice *dev)
{
ofnode node = dev_ofnode(dev);
@@ -279,23 +283,24 @@ int dev_read_enabled(struct udevice *dev)
ofnode_to_offset(node));
}
-int dev_read_resource(struct udevice *dev, uint index, struct resource *res)
+int dev_read_resource(const struct udevice *dev, uint index,
+ struct resource *res)
{
return ofnode_read_resource(dev_ofnode(dev), index, res);
}
-int dev_read_resource_byname(struct udevice *dev, const char *name,
+int dev_read_resource_byname(const struct udevice *dev, const char *name,
struct resource *res)
{
return ofnode_read_resource_byname(dev_ofnode(dev), name, res);
}
-u64 dev_translate_address(struct udevice *dev, const fdt32_t *in_addr)
+u64 dev_translate_address(const struct udevice *dev, const fdt32_t *in_addr)
{
return ofnode_translate_address(dev_ofnode(dev), in_addr);
}
-u64 dev_translate_dma_address(struct udevice *dev, const fdt32_t *in_addr)
+u64 dev_translate_dma_address(const struct udevice *dev, const fdt32_t *in_addr)
{
return ofnode_translate_dma_address(dev_ofnode(dev), in_addr);
}
@@ -308,7 +313,7 @@ int dev_read_alias_highest_id(const char *stem)
return fdtdec_get_alias_highest_id(gd->fdt_blob, stem);
}
-fdt_addr_t dev_read_addr_pci(struct udevice *dev)
+fdt_addr_t dev_read_addr_pci(const struct udevice *dev)
{
ulong addr;
diff --git a/include/dm/read.h b/include/dm/read.h
index f1c1553f80..92a7328fc8 100644
--- a/include/dm/read.h
+++ b/include/dm/read.h
@@ -16,12 +16,12 @@
struct resource;
#if CONFIG_IS_ENABLED(OF_LIVE)
-static inline const struct device_node *dev_np(struct udevice *dev)
+static inline const struct device_node *dev_np(const struct udevice *dev)
{
return ofnode_to_np(dev->node);
}
#else
-static inline const struct device_node *dev_np(struct udevice *dev)
+static inline const struct device_node *dev_np(const struct udevice *dev)
{
return NULL;
}
@@ -53,7 +53,7 @@ static inline bool dev_of_valid(const struct udevice *dev)
* @outp: place to put value (if found)
* @return 0 if OK, -ve on error
*/
-int dev_read_u32(struct udevice *dev, const char *propname, u32 *outp);
+int dev_read_u32(const struct udevice *dev, const char *propname, u32 *outp);
/**
* dev_read_u32_default() - read a 32-bit integer from a device's DT property
@@ -63,7 +63,8 @@ int dev_read_u32(struct udevice *dev, const char *propname, u32 *outp);
* @def: default value to return if the property has no value
* @return property value, or @def if not found
*/
-int dev_read_u32_default(struct udevice *dev, const char *propname, int def);
+int dev_read_u32_default(const struct udevice *dev, const char *propname,
+ int def);
/**
* dev_read_s32() - read a signed 32-bit integer from a device's DT property
@@ -73,7 +74,7 @@ int dev_read_u32_default(struct udevice *dev, const char *propname, int def);
* @outp: place to put value (if found)
* @return 0 if OK, -ve on error
*/
-int dev_read_s32(struct udevice *dev, const char *propname, s32 *outp);
+int dev_read_s32(const struct udevice *dev, const char *propname, s32 *outp);
/**
* dev_read_s32_default() - read a signed 32-bit int from a device's DT property
@@ -83,7 +84,8 @@ int dev_read_s32(struct udevice *dev, const char *propname, s32 *outp);
* @def: default value to return if the property has no value
* @return property value, or @def if not found
*/
-int dev_read_s32_default(struct udevice *dev, const char *propname, int def);
+int dev_read_s32_default(const struct udevice *dev, const char *propname,
+ int def);
/**
* dev_read_u32u() - read a 32-bit integer from a device's DT property
@@ -95,7 +97,7 @@ int dev_read_s32_default(struct udevice *dev, const char *propname, int def);
* @outp: place to put value (if found)
* @return 0 if OK, -ve on error
*/
-int dev_read_u32u(struct udevice *dev, const char *propname, uint *outp);
+int dev_read_u32u(const struct udevice *dev, const char *propname, uint *outp);
/**
* dev_read_u64() - read a 64-bit integer from a device's DT property
@@ -105,7 +107,7 @@ int dev_read_u32u(struct udevice *dev, const char *propname, uint *outp);
* @outp: place to put value (if found)
* @return 0 if OK, -ve on error
*/
-int dev_read_u64(struct udevice *dev, const char *propname, u64 *outp);
+int dev_read_u64(const struct udevice *dev, const char *propname, u64 *outp);
/**
* dev_read_u64_default() - read a 64-bit integer from a device's DT property
@@ -115,7 +117,8 @@ int dev_read_u64(struct udevice *dev, const char *propname, u64 *outp);
* @def: default value to return if the property has no value
* @return property value, or @def if not found
*/
-u64 dev_read_u64_default(struct udevice *dev, const char *propname, u64 def);
+u64 dev_read_u64_default(const struct udevice *dev, const char *propname,
+ u64 def);
/**
* dev_read_string() - Read a string from a device's DT property
@@ -124,7 +127,7 @@ u64 dev_read_u64_default(struct udevice *dev, const char *propname, u64 def);
* @propname: name of the property to read
* @return string from property value, or NULL if there is no such property
*/
-const char *dev_read_string(struct udevice *dev, const char *propname);
+const char *dev_read_string(const struct udevice *dev, const char *propname);
/**
* dev_read_bool() - read a boolean value from a device's DT property
@@ -133,7 +136,7 @@ const char *dev_read_string(struct udevice *dev, const char *propname);
* @propname: name of property to read
* @return true if property is present (meaning true), false if not present
*/
-bool dev_read_bool(struct udevice *dev, const char *propname);
+bool dev_read_bool(const struct udevice *dev, const char *propname);
/**
* dev_read_subnode() - find a named subnode of a device
@@ -143,7 +146,7 @@ bool dev_read_bool(struct udevice *dev, const char *propname);
* @return reference to subnode (which can be invalid if there is no such
* subnode)
*/
-ofnode dev_read_subnode(struct udevice *dev, const char *subbnode_name);
+ofnode dev_read_subnode(const struct udevice *dev, const char *subbnode_name);
/**
* dev_read_size() - read the size of a property
@@ -152,7 +155,7 @@ ofnode dev_read_subnode(struct udevice *dev, const char *subbnode_name);
* @propname: property to check
* @return size of property if present, or -EINVAL if not
*/
-int dev_read_size(struct udevice *dev, const char *propname);
+int dev_read_size(const struct udevice *dev, const char *propname);
/**
* dev_read_addr_index() - Get the indexed reg property of a device
@@ -163,7 +166,7 @@ int dev_read_size(struct udevice *dev, const char *propname);
*
* @return address or FDT_ADDR_T_NONE if not found
*/
-fdt_addr_t dev_read_addr_index(struct udevice *dev, int index);
+fdt_addr_t dev_read_addr_index(const struct udevice *dev, int index);
/**
* dev_read_addr_size_index() - Get the indexed reg property of a device
@@ -175,7 +178,7 @@ fdt_addr_t dev_read_addr_index(struct udevice *dev, int index);
*
* @return address or FDT_ADDR_T_NONE if not found
*/
-fdt_addr_t dev_read_addr_size_index(struct udevice *dev, int index,
+fdt_addr_t dev_read_addr_size_index(const struct udevice *dev, int index,
fdt_size_t *size);
/**
@@ -188,7 +191,7 @@ fdt_addr_t dev_read_addr_size_index(struct udevice *dev, int index,
*
* @return pointer or NULL if not found
*/
-void *dev_remap_addr_index(struct udevice *dev, int index);
+void *dev_remap_addr_index(const struct udevice *dev, int index);
/**
* dev_read_addr_name() - Get the reg property of a device, indexed by name
@@ -200,7 +203,7 @@ void *dev_remap_addr_index(struct udevice *dev, int index);
*
* @return address or FDT_ADDR_T_NONE if not found
*/
-fdt_addr_t dev_read_addr_name(struct udevice *dev, const char* name);
+fdt_addr_t dev_read_addr_name(const struct udevice *dev, const char *name);
/**
* dev_read_addr_size_name() - Get the reg property of a device, indexed by name
@@ -213,7 +216,7 @@ fdt_addr_t dev_read_addr_name(struct udevice *dev, const char* name);
*
* @return address or FDT_ADDR_T_NONE if not found
*/
-fdt_addr_t dev_read_addr_size_name(struct udevice *dev, const char *name,
+fdt_addr_t dev_read_addr_size_name(const struct udevice *dev, const char *name,
fdt_size_t *size);
/**
@@ -227,7 +230,7 @@ fdt_addr_t dev_read_addr_size_name(struct udevice *dev, const char *name,
*
* @return pointer or NULL if not found
*/
-void *dev_remap_addr_name(struct udevice *dev, const char* name);
+void *dev_remap_addr_name(const struct udevice *dev, const char *name);
/**
* dev_read_addr() - Get the reg property of a device
@@ -236,7 +239,7 @@ void *dev_remap_addr_name(struct udevice *dev, const char* name);
*
* @return address or FDT_ADDR_T_NONE if not found
*/
-fdt_addr_t dev_read_addr(struct udevice *dev);
+fdt_addr_t dev_read_addr(const struct udevice *dev);
/**
* dev_read_addr_ptr() - Get the reg property of a device
@@ -246,7 +249,7 @@ fdt_addr_t dev_read_addr(struct udevice *dev);
*
* @return pointer or NULL if not found
*/
-void *dev_read_addr_ptr(struct udevice *dev);
+void *dev_read_addr_ptr(const struct udevice *dev);
/**
* dev_read_addr_pci() - Read an address and handle PCI address translation
@@ -266,7 +269,7 @@ void *dev_read_addr_ptr(struct udevice *dev);
* @dev: Device to read from
* @return address or FDT_ADDR_T_NONE if not found
*/
-fdt_addr_t dev_read_addr_pci(struct udevice *dev);
+fdt_addr_t dev_read_addr_pci(const struct udevice *dev);
/**
* dev_remap_addr() - Get the reg property of a device as a
@@ -276,7 +279,7 @@ fdt_addr_t dev_read_addr_pci(struct udevice *dev);
*
* @return pointer or NULL if not found
*/
-void *dev_remap_addr(struct udevice *dev);
+void *dev_remap_addr(const struct udevice *dev);
/**
* dev_read_addr_size() - get address and size from a device property
@@ -289,8 +292,8 @@ void *dev_remap_addr(struct udevice *dev);
* @sizep: place to put size value (on success)
* @return address value, or FDT_ADDR_T_NONE on error
*/
-fdt_addr_t dev_read_addr_size(struct udevice *dev, const char *propname,
- fdt_size_t *sizep);
+fdt_addr_t dev_read_addr_size(const struct udevice *dev, const char *propname,
+ fdt_size_t *sizep);
/**
* dev_read_name() - get the name of a device's node
@@ -298,7 +301,7 @@ fdt_addr_t dev_read_addr_size(struct udevice *dev, const char *propname,
* @dev: Device to read from
* @return name of node
*/
-const char *dev_read_name(struct udevice *dev);
+const char *dev_read_name(const struct udevice *dev);
/**
* dev_read_stringlist_search() - find string in a string list and return index
@@ -318,8 +321,8 @@ const char *dev_read_name(struct udevice *dev);
* -ENODATA if the property is not found
* -EINVAL on some other error
*/
-int dev_read_stringlist_search(struct udevice *dev, const char *property,
- const char *string);
+int dev_read_stringlist_search(const struct udevice *dev, const char *property,
+ const char *string);
/**
* dev_read_string_index() - obtain an indexed string from a string list
@@ -332,8 +335,8 @@ int dev_read_stringlist_search(struct udevice *dev, const char *property,
* @return:
* length of string, if found or -ve error value if not found
*/
-int dev_read_string_index(struct udevice *dev, const char *propname, int index,
- const char **outp);
+int dev_read_string_index(const struct udevice *dev, const char *propname,
+ int index, const char **outp);
/**
* dev_read_string_count() - find the number of strings in a string list
@@ -343,7 +346,7 @@ int dev_read_string_index(struct udevice *dev, const char *propname, int index,
* @return:
* number of strings in the list, or -ve error value if not found
*/
-int dev_read_string_count(struct udevice *dev, const char *propname);
+int dev_read_string_count(const struct udevice *dev, const char *propname);
/**
* dev_read_phandle_with_args() - Find a node pointed by phandle in a list
*
@@ -382,10 +385,9 @@ int dev_read_string_count(struct udevice *dev, const char *propname);
* @cells_name could not be found, the arguments were truncated or there
* were too many arguments.
*/
-int dev_read_phandle_with_args(struct udevice *dev, const char *list_name,
- const char *cells_name, int cell_count,
- int index,
- struct ofnode_phandle_args *out_args);
+int dev_read_phandle_with_args(const struct udevice *dev, const char *list_name,
+ const char *cells_name, int cell_count,
+ int index, struct ofnode_phandle_args *out_args);
/**
* dev_count_phandle_with_args() - Return phandle number in a list
@@ -402,8 +404,8 @@ int dev_read_phandle_with_args(struct udevice *dev, const char *list_name,
* errno value.
*/
-int dev_count_phandle_with_args(struct udevice *dev, const char *list_name,
- const char *cells_name);
+int dev_count_phandle_with_args(const struct udevice *dev,
+ const char *list_name, const char *cells_name);
/**
* dev_read_addr_cells() - Get the number of address cells for a device's node
@@ -414,7 +416,7 @@ int dev_count_phandle_with_args(struct udevice *dev, const char *list_name,
* @dev: device to check
* @return number of address cells this node uses
*/
-int dev_read_addr_cells(struct udevice *dev);
+int dev_read_addr_cells(const struct udevice *dev);
/**
* dev_read_size_cells() - Get the number of size cells for a device's node
@@ -425,7 +427,7 @@ int dev_read_addr_cells(struct udevice *dev);
* @dev: device to check
* @return number of size cells this node uses
*/
-int dev_read_size_cells(struct udevice *dev);
+int dev_read_size_cells(const struct udevice *dev);
/**
* dev_read_addr_cells() - Get the address cells property in a node
@@ -435,7 +437,7 @@ int dev_read_size_cells(struct udevice *dev);
* @dev: device to check
* @return number of address cells this node uses
*/
-int dev_read_simple_addr_cells(struct udevice *dev);
+int dev_read_simple_addr_cells(const struct udevice *dev);
/**
* dev_read_size_cells() - Get the size cells property in a node
@@ -445,7 +447,7 @@ int dev_read_simple_addr_cells(struct udevice *dev);
* @dev: device to check
* @return number of size cells this node uses
*/
-int dev_read_simple_size_cells(struct udevice *dev);
+int dev_read_simple_size_cells(const struct udevice *dev);
/**
* dev_read_phandle() - Get the phandle from a device
@@ -453,7 +455,7 @@ int dev_read_simple_size_cells(struct udevice *dev);
* @dev: device to check
* @return phandle (1 or greater), or 0 if no phandle or other error
*/
-int dev_read_phandle(struct udevice *dev);
+int dev_read_phandle(const struct udevice *dev);
/**
* dev_read_prop()- - read a property from a device's node
@@ -463,7 +465,8 @@ int dev_read_phandle(struct udevice *dev);
* @lenp: place to put length on success
* @return pointer to property, or NULL if not found
*/
-const void *dev_read_prop(struct udevice *dev, const char *propname, int *lenp);
+const void *dev_read_prop(const struct udevice *dev, const char *propname,
+ int *lenp);
/**
* dev_read_alias_seq() - Get the alias sequence number of a node
@@ -476,7 +479,7 @@ const void *dev_read_prop(struct udevice *dev, const char *propname, int *lenp);
* @devnump: set to the sequence number if one is found
* @return 0 if a sequence was found, -ve if not
*/
-int dev_read_alias_seq(struct udevice *dev, int *devnump);
+int dev_read_alias_seq(const struct udevice *dev, int *devnump);
/**
* dev_read_u32_array() - Find and read an array of 32 bit integers
@@ -494,7 +497,7 @@ int dev_read_alias_seq(struct udevice *dev, int *devnump);
* property does not have a value, and -EOVERFLOW if the property data isn't
* large enough.
*/
-int dev_read_u32_array(struct udevice *dev, const char *propname,
+int dev_read_u32_array(const struct udevice *dev, const char *propname,
u32 *out_values, size_t sz);
/**
@@ -504,7 +507,7 @@ int dev_read_u32_array(struct udevice *dev, const char *propname,
* @return reference to the first subnode (which can be invalid if the device's
* node has no subnodes)
*/
-ofnode dev_read_first_subnode(struct udevice *dev);
+ofnode dev_read_first_subnode(const struct udevice *dev);
/**
* ofnode_next_subnode() - find the next sibling of a subnode
@@ -529,8 +532,8 @@ ofnode dev_read_next_subnode(ofnode node);
* @return pointer to byte array if found, or NULL if the property is not
* found or there is not enough data
*/
-const uint8_t *dev_read_u8_array_ptr(struct udevice *dev, const char *propname,
- size_t sz);
+const uint8_t *dev_read_u8_array_ptr(const struct udevice *dev,
+ const char *propname, size_t sz);
/**
* dev_read_enabled() - check whether a node is enabled
@@ -543,7 +546,7 @@ const uint8_t *dev_read_u8_array_ptr(struct udevice *dev, const char *propname,
* @dev: device to examine
* @return integer value 0 (not enabled) or 1 (enabled)
*/
-int dev_read_enabled(struct udevice *dev);
+int dev_read_enabled(const struct udevice *dev);
/**
* dev_read_resource() - obtain an indexed resource from a device.
@@ -553,7 +556,8 @@ int dev_read_enabled(struct udevice *dev);
* @res returns the resource
* @return 0 if ok, negative on error
*/
-int dev_read_resource(struct udevice *dev, uint index, struct resource *res);
+int dev_read_resource(const struct udevice *dev, uint index,
+ struct resource *res);
/**
* dev_read_resource_byname() - obtain a named resource from a device.
@@ -563,7 +567,7 @@ int dev_read_resource(struct udevice *dev, uint index, struct resource *res);
* @res: returns the resource
* @return 0 if ok, negative on error
*/
-int dev_read_resource_byname(struct udevice *dev, const char *name,
+int dev_read_resource_byname(const struct udevice *dev, const char *name,
struct resource *res);
/**
@@ -577,7 +581,7 @@ int dev_read_resource_byname(struct udevice *dev, const char *name,
* @in_addr: pointer to the address to translate
* @return the translated address; OF_BAD_ADDR on error
*/
-u64 dev_translate_address(struct udevice *dev, const fdt32_t *in_addr);
+u64 dev_translate_address(const struct udevice *dev, const fdt32_t *in_addr);
/**
* dev_translate_dma_address() - Translate a device-tree DMA address
@@ -590,7 +594,8 @@ u64 dev_translate_address(struct udevice *dev, const fdt32_t *in_addr);
* @in_addr: pointer to the DMA address to translate
* @return the translated DMA address; OF_BAD_ADDR on error
*/
-u64 dev_translate_dma_address(struct udevice *dev, const fdt32_t *in_addr);
+u64 dev_translate_dma_address(const struct udevice *dev,
+ const fdt32_t *in_addr);
/**
* dev_read_alias_highest_id - Get highest alias id for the given stem
@@ -604,31 +609,31 @@ int dev_read_alias_highest_id(const char *stem);
#else /* CONFIG_DM_DEV_READ_INLINE is enabled */
-static inline int dev_read_u32(struct udevice *dev,
+static inline int dev_read_u32(const struct udevice *dev,
const char *propname, u32 *outp)
{
return ofnode_read_u32(dev_ofnode(dev), propname, outp);
}
-static inline int dev_read_u32_default(struct udevice *dev,
+static inline int dev_read_u32_default(const struct udevice *dev,
const char *propname, int def)
{
return ofnode_read_u32_default(dev_ofnode(dev), propname, def);
}
-static inline int dev_read_s32(struct udevice *dev,
+static inline int dev_read_s32(const struct udevice *dev,
const char *propname, s32 *outp)
{
return ofnode_read_s32(dev_ofnode(dev), propname, outp);
}
-static inline int dev_read_s32_default(struct udevice *dev,
+static inline int dev_read_s32_default(const struct udevice *dev,
const char *propname, int def)
{
return ofnode_read_s32_default(dev_ofnode(dev), propname, def);
}
-static inline int dev_read_u32u(struct udevice *dev,
+static inline int dev_read_u32u(const struct udevice *dev,
const char *propname, uint *outp)
{
u32 val;
@@ -642,128 +647,131 @@ static inline int dev_read_u32u(struct udevice *dev,
return 0;
}
-static inline int dev_read_u64(struct udevice *dev,
+static inline int dev_read_u64(const struct udevice *dev,
const char *propname, u64 *outp)
{
return ofnode_read_u64(dev_ofnode(dev), propname, outp);
}
-static inline u64 dev_read_u64_default(struct udevice *dev,
+static inline u64 dev_read_u64_default(const struct udevice *dev,
const char *propname, u64 def)
{
return ofnode_read_u64_default(dev_ofnode(dev), propname, def);
}
-static inline const char *dev_read_string(struct udevice *dev,
+static inline const char *dev_read_string(const struct udevice *dev,
const char *propname)
{
return ofnode_read_string(dev_ofnode(dev), propname);
}
-static inline bool dev_read_bool(struct udevice *dev, const char *propname)
+static inline bool dev_read_bool(const struct udevice *dev,
+ const char *propname)
{
return ofnode_read_bool(dev_ofnode(dev), propname);
}
-static inline ofnode dev_read_subnode(struct udevice *dev,
+static inline ofnode dev_read_subnode(const struct udevice *dev,
const char *subbnode_name)
{
return ofnode_find_subnode(dev_ofnode(dev), subbnode_name);
}
-static inline int dev_read_size(struct udevice *dev, const char *propname)
+static inline int dev_read_size(const struct udevice *dev, const char *propname)
{
return ofnode_read_size(dev_ofnode(dev), propname);
}
-static inline fdt_addr_t dev_read_addr_index(struct udevice *dev, int index)
+static inline fdt_addr_t dev_read_addr_index(const struct udevice *dev,
+ int index)
{
return devfdt_get_addr_index(dev, index);
}
-static inline fdt_addr_t dev_read_addr_size_index(struct udevice *dev,
+static inline fdt_addr_t dev_read_addr_size_index(const struct udevice *dev,
int index,
fdt_size_t *size)
{
return devfdt_get_addr_size_index(dev, index, size);
}
-static inline fdt_addr_t dev_read_addr_name(struct udevice *dev,
+static inline fdt_addr_t dev_read_addr_name(const struct udevice *dev,
const char *name)
{
return devfdt_get_addr_name(dev, name);
}
-static inline fdt_addr_t dev_read_addr_size_name(struct udevice *dev,
+static inline fdt_addr_t dev_read_addr_size_name(const struct udevice *dev,
const char *name,
fdt_size_t *size)
{
return devfdt_get_addr_size_name(dev, name, size);
}
-static inline fdt_addr_t dev_read_addr(struct udevice *dev)
+static inline fdt_addr_t dev_read_addr(const struct udevice *dev)
{
return devfdt_get_addr(dev);
}
-static inline void *dev_read_addr_ptr(struct udevice *dev)
+static inline void *dev_read_addr_ptr(const struct udevice *dev)
{
return devfdt_get_addr_ptr(dev);
}
-static inline fdt_addr_t dev_read_addr_pci(struct udevice *dev)
+static inline fdt_addr_t dev_read_addr_pci(const struct udevice *dev)
{
return devfdt_get_addr_pci(dev);
}
-static inline void *dev_remap_addr(struct udevice *dev)
+static inline void *dev_remap_addr(const struct udevice *dev)
{
return devfdt_remap_addr(dev);
}
-static inline void *dev_remap_addr_index(struct udevice *dev, int index)
+static inline void *dev_remap_addr_index(const struct udevice *dev, int index)
{
return devfdt_remap_addr_index(dev, index);
}
-static inline void *dev_remap_addr_name(struct udevice *dev, const char *name)
+static inline void *dev_remap_addr_name(const struct udevice *dev,
+ const char *name)
{
return devfdt_remap_addr_name(dev, name);
}
-static inline fdt_addr_t dev_read_addr_size(struct udevice *dev,
+static inline fdt_addr_t dev_read_addr_size(const struct udevice *dev,
const char *propname,
fdt_size_t *sizep)
{
return ofnode_get_addr_size(dev_ofnode(dev), propname, sizep);
}
-static inline const char *dev_read_name(struct udevice *dev)
+static inline const char *dev_read_name(const struct udevice *dev)
{
return ofnode_get_name(dev_ofnode(dev));
}
-static inline int dev_read_stringlist_search(struct udevice *dev,
+static inline int dev_read_stringlist_search(const struct udevice *dev,
const char *propname,
const char *string)
{
return ofnode_stringlist_search(dev_ofnode(dev), propname, string);
}
-static inline int dev_read_string_index(struct udevice *dev,
+static inline int dev_read_string_index(const struct udevice *dev,
const char *propname, int index,
const char **outp)
{
return ofnode_read_string_index(dev_ofnode(dev), propname, index, outp);
}
-static inline int dev_read_string_count(struct udevice *dev,
+static inline int dev_read_string_count(const struct udevice *dev,
const char *propname)
{
return ofnode_read_string_count(dev_ofnode(dev), propname);
}
-static inline int dev_read_phandle_with_args(struct udevice *dev,
+static inline int dev_read_phandle_with_args(const struct udevice *dev,
const char *list_name, const char *cells_name, int cell_count,
int index, struct ofnode_phandle_args *out_args)
{
@@ -772,59 +780,60 @@ static inline int dev_read_phandle_with_args(struct udevice *dev,
out_args);
}
-static inline int dev_count_phandle_with_args(struct udevice *dev,
+static inline int dev_count_phandle_with_args(const struct udevice *dev,
const char *list_name, const char *cells_name)
{
return ofnode_count_phandle_with_args(dev_ofnode(dev), list_name,
cells_name);
}
-static inline int dev_read_addr_cells(struct udevice *dev)
+static inline int dev_read_addr_cells(const struct udevice *dev)
{
/* NOTE: this call should walk up the parent stack */
return fdt_address_cells(gd->fdt_blob, dev_of_offset(dev));
}
-static inline int dev_read_size_cells(struct udevice *dev)
+static inline int dev_read_size_cells(const struct udevice *dev)
{
/* NOTE: this call should walk up the parent stack */
return fdt_size_cells(gd->fdt_blob, dev_of_offset(dev));
}
-static inline int dev_read_simple_addr_cells(struct udevice *dev)
+static inline int dev_read_simple_addr_cells(const struct udevice *dev)
{
return fdt_address_cells(gd->fdt_blob, dev_of_offset(dev));
}
-static inline int dev_read_simple_size_cells(struct udevice *dev)
+static inline int dev_read_simple_size_cells(const struct udevice *dev)
{
return fdt_size_cells(gd->fdt_blob, dev_of_offset(dev));
}
-static inline int dev_read_phandle(struct udevice *dev)
+static inline int dev_read_phandle(const struct udevice *dev)
{
return fdt_get_phandle(gd->fdt_blob, dev_of_offset(dev));
}
-static inline const void *dev_read_prop(struct udevice *dev,
+static inline const void *dev_read_prop(const struct udevice *dev,
const char *propname, int *lenp)
{
return ofnode_get_property(dev_ofnode(dev), propname, lenp);
}
-static inline int dev_read_alias_seq(struct udevice *dev, int *devnump)
+static inline int dev_read_alias_seq(const struct udevice *dev, int *devnump)
{
return fdtdec_get_alias_seq(gd->fdt_blob, dev->uclass->uc_drv->name,
dev_of_offset(dev), devnump);
}
-static inline int dev_read_u32_array(struct udevice *dev, const char *propname,
- u32 *out_values, size_t sz)
+static inline int dev_read_u32_array(const struct udevice *dev,
+ const char *propname, u32 *out_values,
+ size_t sz)
{
return ofnode_read_u32_array(dev_ofnode(dev), propname, out_values, sz);
}
-static inline ofnode dev_read_first_subnode(struct udevice *dev)
+static inline ofnode dev_read_first_subnode(const struct udevice *dev)
{
return ofnode_first_subnode(dev_ofnode(dev));
}
@@ -834,36 +843,38 @@ static inline ofnode dev_read_next_subnode(ofnode node)
return ofnode_next_subnode(node);
}
-static inline const uint8_t *dev_read_u8_array_ptr(struct udevice *dev,
+static inline const uint8_t *dev_read_u8_array_ptr(const struct udevice *dev,
const char *propname, size_t sz)
{
return ofnode_read_u8_array_ptr(dev_ofnode(dev), propname, sz);
}
-static inline int dev_read_enabled(struct udevice *dev)
+static inline int dev_read_enabled(const struct udevice *dev)
{
return fdtdec_get_is_enabled(gd->fdt_blob, dev_of_offset(dev));
}
-static inline int dev_read_resource(struct udevice *dev, uint index,
+static inline int dev_read_resource(const struct udevice *dev, uint index,
struct resource *res)
{
return ofnode_read_resource(dev_ofnode(dev), index, res);
}
-static inline int dev_read_resource_byname(struct udevice *dev,
+static inline int dev_read_resource_byname(const struct udevice *dev,
const char *name,
struct resource *res)
{
return ofnode_read_resource_byname(dev_ofnode(dev), name, res);
}
-static inline u64 dev_translate_address(struct udevice *dev, const fdt32_t *in_addr)
+static inline u64 dev_translate_address(const struct udevice *dev,
+ const fdt32_t *in_addr)
{
return ofnode_translate_address(dev_ofnode(dev), in_addr);
}
-static inline u64 dev_translate_dma_address(struct udevice *dev, const fdt32_t *in_addr)
+static inline u64 dev_translate_dma_address(const struct udevice *dev,
+ const fdt32_t *in_addr)
{
return ofnode_translate_dma_address(dev_ofnode(dev), in_addr);
}
--
2.25.0.341.g760bfbb309-goog
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