diff options
| -rw-r--r-- | drivers/edac/pnd2_edac.c | 7 |
1 files changed, 6 insertions, 1 deletions
diff --git a/drivers/edac/pnd2_edac.c b/drivers/edac/pnd2_edac.c index ca25f8fe57ef..1ad538baaa4a 100644 --- a/drivers/edac/pnd2_edac.c +++ b/drivers/edac/pnd2_edac.c @@ -260,11 +260,14 @@ static u64 get_sideband_reg_base_addr(void) } } +#define DNV_MCHBAR_SIZE 0x8000 +#define DNV_SB_PORT_SIZE 0x10000 static int dnv_rd_reg(int port, int off, int op, void *data, size_t sz, char *name) { struct pci_dev *pdev; char *base; u64 addr; + unsigned long size; if (op == 4) { pdev = pci_get_device(PCI_VENDOR_ID_INTEL, 0x1980, NULL); @@ -279,15 +282,17 @@ static int dnv_rd_reg(int port, int off, int op, void *data, size_t sz, char *na addr = get_mem_ctrl_hub_base_addr(); if (!addr) return -ENODEV; + size = DNV_MCHBAR_SIZE; } else { /* MMIO via sideband register base address */ addr = get_sideband_reg_base_addr(); if (!addr) return -ENODEV; addr += (port << 16); + size = DNV_SB_PORT_SIZE; } - base = ioremap((resource_size_t)addr, 0x10000); + base = ioremap((resource_size_t)addr, size); if (!base) return -ENODEV; |