Factor out duplicate code to lpc_ich_enable_spi_write() helper function.
Signed-off-by: Andy Shevchenko <andriy.shevchenko@xxxxxxxxxxxxxxx>
Acked-for-MFD-by: Lee Jones <lee.jones@xxxxxxxxxx>
---
drivers/mfd/lpc_ich.c | 17 ++++++++++++-----
1 file changed, 12 insertions(+), 5 deletions(-)
diff --git a/drivers/mfd/lpc_ich.c b/drivers/mfd/lpc_ich.c
index f10e53187f67..13d8c64318e6 100644
--- a/drivers/mfd/lpc_ich.c
+++ b/drivers/mfd/lpc_ich.c
@@ -1084,12 +1084,21 @@ static int lpc_ich_init_wdt(struct pci_dev *dev)
return ret;
}
+static void lpc_ich_test_spi_write(struct pci_dev *dev, unsigned int devfn,
+ struct intel_spi_boardinfo *info)
+{
+ u32 bcr;
+
+ pci_bus_read_config_dword(dev->bus, devfn, BCR, &bcr);
+ info->writeable = !!(bcr & BCR_WPD);
+}
+
static int lpc_ich_init_spi(struct pci_dev *dev)
{
struct lpc_ich_priv *priv = pci_get_drvdata(dev);
struct resource *res = &intel_spi_res[0];
struct intel_spi_boardinfo *info;
- u32 spi_base, rcba, bcr;
+ u32 spi_base, rcba;
info = devm_kzalloc(&dev->dev, sizeof(*info), GFP_KERNEL);
if (!info)
@@ -1113,8 +1122,7 @@ static int lpc_ich_init_spi(struct pci_dev *dev)
res->start = spi_base + SPIBASE_LPT;
res->end = res->start + SPIBASE_LPT_SZ - 1;
- pci_read_config_dword(dev, BCR, &bcr);
- info->writeable = !!(bcr & BCR_WPD);
+ lpc_ich_test_spi_write(dev, dev->devfn, info);
}
break;
@@ -1135,8 +1143,7 @@ static int lpc_ich_init_spi(struct pci_dev *dev)
res->start = spi_base & 0xfffffff0;
res->end = res->start + SPIBASE_APL_SZ - 1;
- pci_bus_read_config_dword(bus, spi, BCR, &bcr);
- info->writeable = !!(bcr & BCR_WPD);
+ lpc_ich_test_spi_write(dev, spi, info);
}
pci_bus_write_config_byte(bus, p2sb, 0xe1, 0x1);
--
2.34.1
