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sandbox: pci: Move pci_offset_to_barnum() to pci.h

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This function is useful in PCI emulators. More it into the header file to
avoid duplicating it in other drivers.

Signed-off-by: Simon Glass <sjg@chromium.org>
Reviewed-by: Bin Meng <bmeng.cn@gmail.com>
This commit is contained in:
Simon Glass
2019-09-25 08:56:06 -06:00
committed by Bin Meng
parent fae2c16ede
commit 37a1cf9c9c
2 changed files with 6 additions and 5 deletions
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7
drivers/misc/swap_case.c
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@@ -24,9 +24,6 @@ struct swap_case_platdata {
u32 bar[6];
};
#define offset_to_barnum(offset) \
(((offset) - PCI_BASE_ADDRESS_0) / sizeof(u32))
enum {
MEM_TEXT_SIZE = 0x100,
};
@@ -144,7 +141,7 @@ static int sandbox_swap_case_read_config(struct udevice *emul, uint offset,
int barnum;
u32 *bar, result;
barnum = offset_to_barnum(offset);
barnum = pci_offset_to_barnum(offset);
bar = &plat->bar[barnum];
result = *bar;
@@ -224,7 +221,7 @@ static int sandbox_swap_case_write_config(struct udevice *emul, uint offset,
int barnum;
u32 *bar;
barnum = offset_to_barnum(offset);
barnum = pci_offset_to_barnum(offset);
bar = &plat->bar[barnum];
debug("w bar %d=%lx\n", barnum, value);