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authorMauro Carvalho Chehab <mchehab@redhat.com>2010-08-27 10:30:18 -0300
committerMauro Carvalho Chehab <mchehab@redhat.com>2010-08-30 14:56:55 -0300
commite43276050927c7dfc45b1e2f090b94f72f87c052 (patch)
treedf6eafa0aefb4db65ac6adfd7bcfe487a91908ac /drivers/edac/i7300_edac.c
parent57021918aa9c310524d7e9754506e4e8272b4c0e (diff)
downloadlinux-e43276050927c7dfc45b1e2f090b94f72f87c052.tar.bz2
i7300_edac: Add a code to cleanup error registers
Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>
Diffstat (limited to 'drivers/edac/i7300_edac.c')
-rw-r--r--drivers/edac/i7300_edac.c29
1 files changed, 27 insertions, 2 deletions
diff --git a/drivers/edac/i7300_edac.c b/drivers/edac/i7300_edac.c
index 728f9b0ab62c..3b6da20de4e5 100644
--- a/drivers/edac/i7300_edac.c
+++ b/drivers/edac/i7300_edac.c
@@ -470,9 +470,34 @@ static void i7300_process_error_info(struct mem_ctl_info *mci,
*/
static void i7300_clear_error(struct mem_ctl_info *mci)
{
- struct i7300_error_info info;
+ struct i7300_pvt *pvt = mci->pvt_info;
+ u32 value;
+ /*
+ * All error values are RWC - we need to read and write 1 to the
+ * bit that we want to cleanup
+ */
- i7300_get_error_info(mci, &info);
+ /* Clear global error registers */
+ pci_read_config_dword(pvt->pci_dev_16_2_fsb_err_regs,
+ FERR_GLOBAL_HI, &value);
+ pci_write_config_dword(pvt->pci_dev_16_2_fsb_err_regs,
+ FERR_GLOBAL_HI, value);
+
+ pci_read_config_dword(pvt->pci_dev_16_2_fsb_err_regs,
+ FERR_GLOBAL_LO, &value);
+ pci_write_config_dword(pvt->pci_dev_16_2_fsb_err_regs,
+ FERR_GLOBAL_LO, value);
+
+ /* Clear FBD error registers */
+ pci_read_config_dword(pvt->pci_dev_16_1_fsb_addr_map,
+ FERR_FAT_FBD, &value);
+ pci_write_config_dword(pvt->pci_dev_16_1_fsb_addr_map,
+ FERR_FAT_FBD, value);
+
+ pci_read_config_dword(pvt->pci_dev_16_1_fsb_addr_map,
+ FERR_NF_FBD, &value);
+ pci_write_config_dword(pvt->pci_dev_16_1_fsb_addr_map,
+ FERR_NF_FBD, value);
}
/*