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pcmcia: Use CardBus window names (PCI_CB_BRIDGE_IO_0_WINDOW etc) when freeing

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Remove the loop used to free CardBus resources and replace it with
a yenta_free_res() helper used to release bridge resources explicitly.

Link: https://lore.kernel.org/r/20200520183411.1534621-3-kw@linux.com
Signed-off-by: Krzysztof Wilczynski <kw@linux.com>
Signed-off-by: Bjorn Helgaas <bhelgaas@google.com>
Acked-by: Dominik Brodowski <linux@dominikbrodowski.net>
This commit is contained in:
Krzysztof Wilczynski 2020-05-20 18:34:11 +00:00 committed by Bjorn Helgaas
parent 6e0688dbff
commit 11fdcf0503
1 changed files with 16 additions and 8 deletions
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24
drivers/pcmcia/yenta_socket.c
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@ -745,6 +745,18 @@ static int yenta_allocate_res(struct yenta_socket *socket, int nr, unsigned type
return 0;
}
static void yenta_free_res(struct yenta_socket *socket, int nr)
{
struct pci_dev *dev = socket->dev;
struct resource *res;
res = &dev->resource[nr];
if (res->start != 0 && res->end != 0)
release_resource(res);
res->start = res->end = res->flags = 0;
}
/*
* Allocate the bridge mappings for the device..
*/
@ -773,14 +785,10 @@ static void yenta_allocate_resources(struct yenta_socket *socket)
*/
static void yenta_free_resources(struct yenta_socket *socket)
{
int i;
for (i = 0; i < 4; i++) {
struct resource *res;
res = socket->dev->resource + PCI_BRIDGE_RESOURCES + i;
if (res->start != 0 && res->end != 0)
release_resource(res);
res->start = res->end = res->flags = 0;
}
yenta_free_res(socket, PCI_CB_BRIDGE_IO_0_WINDOW);
yenta_free_res(socket, PCI_CB_BRIDGE_IO_1_WINDOW);
yenta_free_res(socket, PCI_CB_BRIDGE_MEM_0_WINDOW);
yenta_free_res(socket, PCI_CB_BRIDGE_MEM_1_WINDOW);
}