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xtensa: Use PCI_HEADER_TYPE_MFD instead of literal 

Replace literal 0x80 with PCI_HEADER_TYPE_MFD. While at it, convert
found_multi into boolean.

Signed-off-by: Ilpo Järvinen <ilpo.jarvinen@linux.intel.com>
Message-Id: <20231124090919.23687-3-ilpo.jarvinen@linux.intel.com>
Signed-off-by: Max Filippov <jcmvbkbc@gmail.com>
This commit is contained in:
Ilpo Järvinen 2023-11-24 11:09:15 +02:00 committed by Max Filippov
parent 6d638ab8c3
commit 791beae733
1 changed files with 5 additions and 3 deletions
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8
arch/xtensa/lib/pci-auto.c
View File

@ -11,6 +11,7 @@
* Based on work from Matt Porter <mporter@mvista.com>
*/
#include <linux/bitfield.h>
#include <linux/kernel.h>
#include <linux/init.h>
#include <linux/pci.h>
@ -222,10 +223,11 @@ pciauto_postscan_setup_bridge(struct pci_dev *dev, int current_bus, int sub_bus,
int __init pciauto_bus_scan(struct pci_controller *pci_ctrl, int current_bus)
{
int sub_bus, pci_devfn, pci_class, cmdstat, found_multi=0;
int sub_bus, pci_devfn, pci_class, cmdstat;
unsigned short vid;
unsigned char header_type;
struct pci_dev *dev = &pciauto_dev;
bool found_multi = false;
pciauto_dev.bus = &pciauto_bus;
pciauto_dev.sysdata = pci_ctrl;
@ -261,11 +263,11 @@ int __init pciauto_bus_scan(struct pci_controller *pci_ctrl, int current_bus)
continue;
if (!PCI_FUNC(pci_devfn))
found_multi = header_type & 0x80;
found_multi = FIELD_GET(PCI_HEADER_TYPE_MFD, header_type);
pci_read_config_word(dev, PCI_VENDOR_ID, &vid);
if (vid == 0xffff || vid == 0x0000) {
found_multi = 0;
found_multi = false;
continue;
}