From 194fca91306f1a35da404a9c56d767be257c8b0f Mon Sep 17 00:00:00 2001 From: Simon Glass Date: Mon, 27 Jan 2020 08:49:38 -0700 Subject: [PATCH] dm: pci: Update a few more interfaces for const udevice * Tidy up a few places where const * should be used. Signed-off-by: Simon Glass --- drivers/pci/pci-uclass.c | 18 +++++++++--------- include/fdtdec.h | 2 +- include/pci.h | 16 ++++++++-------- lib/fdtdec.c | 2 +- 4 files changed, 19 insertions(+), 19 deletions(-) diff --git a/drivers/pci/pci-uclass.c b/drivers/pci/pci-uclass.c index 78d4129572..5f318120e1 100644 --- a/drivers/pci/pci-uclass.c +++ b/drivers/pci/pci-uclass.c @@ -43,7 +43,7 @@ struct udevice *pci_get_controller(struct udevice *dev) return dev; } -pci_dev_t dm_pci_get_bdf(struct udevice *dev) +pci_dev_t dm_pci_get_bdf(const struct udevice *dev) { struct pci_child_platdata *pplat = dev_get_parent_platdata(dev); struct udevice *bus = dev->parent; @@ -349,7 +349,7 @@ int dm_pci_write_config32(struct udevice *dev, int offset, u32 value) return dm_pci_write_config(dev, offset, value, PCI_SIZE_32); } -int pci_bus_read_config(struct udevice *bus, pci_dev_t bdf, int offset, +int pci_bus_read_config(const struct udevice *bus, pci_dev_t bdf, int offset, unsigned long *valuep, enum pci_size_t size) { struct dm_pci_ops *ops; @@ -373,10 +373,10 @@ int pci_read_config(pci_dev_t bdf, int offset, unsigned long *valuep, return pci_bus_read_config(bus, bdf, offset, valuep, size); } -int dm_pci_read_config(struct udevice *dev, int offset, unsigned long *valuep, - enum pci_size_t size) +int dm_pci_read_config(const struct udevice *dev, int offset, + unsigned long *valuep, enum pci_size_t size) { - struct udevice *bus; + const struct udevice *bus; for (bus = dev; device_is_on_pci_bus(bus);) bus = bus->parent; @@ -423,7 +423,7 @@ int pci_read_config8(pci_dev_t bdf, int offset, u8 *valuep) return 0; } -int dm_pci_read_config8(struct udevice *dev, int offset, u8 *valuep) +int dm_pci_read_config8(const struct udevice *dev, int offset, u8 *valuep) { unsigned long value; int ret; @@ -436,7 +436,7 @@ int dm_pci_read_config8(struct udevice *dev, int offset, u8 *valuep) return 0; } -int dm_pci_read_config16(struct udevice *dev, int offset, u16 *valuep) +int dm_pci_read_config16(const struct udevice *dev, int offset, u16 *valuep) { unsigned long value; int ret; @@ -449,7 +449,7 @@ int dm_pci_read_config16(struct udevice *dev, int offset, u16 *valuep) return 0; } -int dm_pci_read_config32(struct udevice *dev, int offset, u32 *valuep) +int dm_pci_read_config32(const struct udevice *dev, int offset, u32 *valuep) { unsigned long value; int ret; @@ -1203,7 +1203,7 @@ int pci_get_regions(struct udevice *dev, struct pci_region **iop, return (*iop != NULL) + (*memp != NULL) + (*prefp != NULL); } -u32 dm_pci_read_bar32(struct udevice *dev, int barnum) +u32 dm_pci_read_bar32(const struct udevice *dev, int barnum) { u32 addr; int bar; diff --git a/include/fdtdec.h b/include/fdtdec.h index c8a143db5f..166f29c55b 100644 --- a/include/fdtdec.h +++ b/include/fdtdec.h @@ -441,7 +441,7 @@ int fdtdec_get_pci_vendev(const void *blob, int node, * @param bar returns base address of the pci device's registers * @return 0 if ok, negative on error */ -int fdtdec_get_pci_bar32(struct udevice *dev, struct fdt_pci_addr *addr, +int fdtdec_get_pci_bar32(const struct udevice *dev, struct fdt_pci_addr *addr, u32 *bar); /** diff --git a/include/pci.h b/include/pci.h index 40e3c3fc6f..50ca249f2d 100644 --- a/include/pci.h +++ b/include/pci.h @@ -924,7 +924,7 @@ struct dm_pci_ops { * @dev: Device to check * @return bus/device/function value (see PCI_BDF()) */ -pci_dev_t dm_pci_get_bdf(struct udevice *dev); +pci_dev_t dm_pci_get_bdf(const struct udevice *dev); /** * pci_bind_bus_devices() - scan a PCI bus and bind devices @@ -1067,7 +1067,7 @@ int dm_pci_hose_probe_bus(struct udevice *bus); * @size: Access size * @return 0 if OK, -ve on error */ -int pci_bus_read_config(struct udevice *bus, pci_dev_t bdf, int offset, +int pci_bus_read_config(const struct udevice *bus, pci_dev_t bdf, int offset, unsigned long *valuep, enum pci_size_t size); /** @@ -1102,12 +1102,12 @@ int pci_bus_clrset_config32(struct udevice *bus, pci_dev_t bdf, int offset, * Driver model PCI config access functions. Use these in preference to others * when you have a valid device */ -int dm_pci_read_config(struct udevice *dev, int offset, unsigned long *valuep, - enum pci_size_t size); +int dm_pci_read_config(const struct udevice *dev, int offset, + unsigned long *valuep, enum pci_size_t size); -int dm_pci_read_config8(struct udevice *dev, int offset, u8 *valuep); -int dm_pci_read_config16(struct udevice *dev, int offset, u16 *valuep); -int dm_pci_read_config32(struct udevice *dev, int offset, u32 *valuep); +int dm_pci_read_config8(const struct udevice *dev, int offset, u8 *valuep); +int dm_pci_read_config16(const struct udevice *dev, int offset, u16 *valuep); +int dm_pci_read_config32(const struct udevice *dev, int offset, u32 *valuep); int dm_pci_write_config(struct udevice *dev, int offset, unsigned long value, enum pci_size_t size); @@ -1313,7 +1313,7 @@ void dm_pci_write_bar32(struct udevice *dev, int barnum, u32 addr); * @barnum: Bar number to read (numbered from 0) * @return: value of BAR */ -u32 dm_pci_read_bar32(struct udevice *dev, int barnum); +u32 dm_pci_read_bar32(const struct udevice *dev, int barnum); /** * dm_pci_bus_to_phys() - convert a PCI bus address to a physical address diff --git a/lib/fdtdec.c b/lib/fdtdec.c index 17051d409c..7fbb4c7ddc 100644 --- a/lib/fdtdec.c +++ b/lib/fdtdec.c @@ -224,7 +224,7 @@ int fdtdec_get_pci_vendev(const void *blob, int node, u16 *vendor, u16 *device) return -ENOENT; } -int fdtdec_get_pci_bar32(struct udevice *dev, struct fdt_pci_addr *addr, +int fdtdec_get_pci_bar32(const struct udevice *dev, struct fdt_pci_addr *addr, u32 *bar) { int barnum; -- 2.25.1