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authorSimon Glass <[email protected]>2021-06-27 17:50:56 -0600
committerBin Meng <[email protected]>2021-07-15 19:49:46 +0800
commite58f3a7d9b7e5961ca7e362bffd01a134ad3b831 (patch)
tree954cfc72aecf5f32280a7977ddfff1d94efa8bc0
parentc11f5abce84f630c92304683d5bde3204c5612c4 (diff)
pci: Use const for pci_find_device_id() etc.
These functions don't modify the device-ID struct that is passed in, so mark the argument as const, so the data structure can be declared that way. This allows it to be placed in the rodata section. Signed-off-by: Simon Glass <[email protected]> Reviewed-by: Bin Meng <[email protected]>
-rw-r--r--drivers/pci/pci-uclass.c6
-rw-r--r--include/pci.h4
2 files changed, 5 insertions, 5 deletions
diff --git a/drivers/pci/pci-uclass.c b/drivers/pci/pci-uclass.c
index cb9aa818359..67838b94f9b 100644
--- a/drivers/pci/pci-uclass.c
+++ b/drivers/pci/pci-uclass.c
@@ -164,7 +164,7 @@ int dm_pci_bus_find_bdf(pci_dev_t bdf, struct udevice **devp)
}
static int pci_device_matches_ids(struct udevice *dev,
- struct pci_device_id *ids)
+ const struct pci_device_id *ids)
{
struct pci_child_plat *pplat;
int i;
@@ -181,7 +181,7 @@ static int pci_device_matches_ids(struct udevice *dev,
return -EINVAL;
}
-int pci_bus_find_devices(struct udevice *bus, struct pci_device_id *ids,
+int pci_bus_find_devices(struct udevice *bus, const struct pci_device_id *ids,
int *indexp, struct udevice **devp)
{
struct udevice *dev;
@@ -201,7 +201,7 @@ int pci_bus_find_devices(struct udevice *bus, struct pci_device_id *ids,
return -ENODEV;
}
-int pci_find_device_id(struct pci_device_id *ids, int index,
+int pci_find_device_id(const struct pci_device_id *ids, int index,
struct udevice **devp)
{
struct udevice *bus;
diff --git a/include/pci.h b/include/pci.h
index 8e62235bf40..9a8ba03c8d2 100644
--- a/include/pci.h
+++ b/include/pci.h
@@ -1064,7 +1064,7 @@ int pci_get_ff(enum pci_size_t size);
* @devp: Returns matching device if found
* @return 0 if found, -ENODEV if not
*/
-int pci_bus_find_devices(struct udevice *bus, struct pci_device_id *ids,
+int pci_bus_find_devices(struct udevice *bus, const struct pci_device_id *ids,
int *indexp, struct udevice **devp);
/**
@@ -1076,7 +1076,7 @@ int pci_bus_find_devices(struct udevice *bus, struct pci_device_id *ids,
* @devp: Returns matching device if found
* @return 0 if found, -ENODEV if not
*/
-int pci_find_device_id(struct pci_device_id *ids, int index,
+int pci_find_device_id(const struct pci_device_id *ids, int index,
struct udevice **devp);
/**