Commit 43f3b61e authored by Heiner Kallweit's avatar Heiner Kallweit Committed by Bjorn Helgaas
Browse files

cxgb3: Use VPD API in t3_seeprom_wp() 

Use standard VPD API to replace t3_seeprom_write(), this prepares for
removing this function. Chelsio T3 maps the EEPROM write protect flag
to an arbitrary place in VPD address space, therefore we have to use
pci_write_vpd_any().

Link: https://lore.kernel.org/r/f768fdbe-3a16-d539-57d2-c7c908294336@gmail.com


Signed-off-by: default avatarHeiner Kallweit <hkallweit1@gmail.com>
Signed-off-by: default avatarBjorn Helgaas <bhelgaas@google.com>
Acked-by: default avatarJakub Kicinski <kuba@kernel.org>
parent 48225f18

drivers/net/ethernet/chelsio/cxgb3/t3_hw.c

+8 −1
Original line number Diff line number Diff line
@@ -642,7 +642,14 @@ int t3_seeprom_write(struct adapter *adapter, u32 addr, __le32 data) 
 */

int t3_seeprom_wp(struct adapter *adapter, int enable)

{

	return t3_seeprom_write(adapter, EEPROM_STAT_ADDR, enable ? 0xc : 0);

	u32 data = enable ? 0xc : 0;

	int ret;



	/* EEPROM_STAT_ADDR is outside VPD area, use pci_write_vpd_any() */

	ret = pci_write_vpd_any(adapter->pdev, EEPROM_STAT_ADDR, sizeof(u32),

				&data);



	return ret < 0 ? ret : 0;

}



static int vpdstrtouint(char *s, u8 len, unsigned int base, unsigned int *val)