diff options
author | Aristeu Rozanski <arozansk@redhat.com> | 2013-10-30 12:26:59 -0400 |
---|---|---|
committer | Mauro Carvalho Chehab <m.chehab@samsung.com> | 2013-11-14 13:43:17 -0500 |
commit | 8fd6a43ac9300c2451823f390c0301770973bc36 (patch) | |
tree | cbdccb7671828fd07ed304daf6224c805c52ba02 /drivers/edac | |
parent | 5f8a1b8a7b55937842c1c6b03c002134aacd7393 (diff) |
sb_edac: isolate TOHM retrieval
This is preparation of Ivy Bridge support.
Signed-off-by: Aristeu Rozanski <arozansk@redhat.com>
Signed-off-by: Mauro Carvalho Chehab <m.chehab@samsung.com>
Diffstat (limited to 'drivers/edac')
-rw-r--r-- | drivers/edac/sb_edac.c | 14 |
1 files changed, 11 insertions, 3 deletions
diff --git a/drivers/edac/sb_edac.c b/drivers/edac/sb_edac.c index cc4fe466236e..4ec4957b484c 100644 --- a/drivers/edac/sb_edac.c +++ b/drivers/edac/sb_edac.c | |||
@@ -278,6 +278,7 @@ struct sbridge_info { | |||
278 | u32 mcmtr; | 278 | u32 mcmtr; |
279 | u32 rankcfgr; | 279 | u32 rankcfgr; |
280 | u64 (*get_tolm)(struct sbridge_pvt *pvt); | 280 | u64 (*get_tolm)(struct sbridge_pvt *pvt); |
281 | u64 (*get_tohm)(struct sbridge_pvt *pvt); | ||
281 | }; | 282 | }; |
282 | 283 | ||
283 | struct sbridge_channel { | 284 | struct sbridge_channel { |
@@ -470,6 +471,14 @@ static u64 sbridge_get_tolm(struct sbridge_pvt *pvt) | |||
470 | return GET_TOLM(reg); | 471 | return GET_TOLM(reg); |
471 | } | 472 | } |
472 | 473 | ||
474 | static u64 sbridge_get_tohm(struct sbridge_pvt *pvt) | ||
475 | { | ||
476 | u32 reg; | ||
477 | |||
478 | pci_read_config_dword(pvt->pci_sad1, TOHM, ®); | ||
479 | return GET_TOHM(reg); | ||
480 | } | ||
481 | |||
473 | /**************************************************************************** | 482 | /**************************************************************************** |
474 | Memory check routines | 483 | Memory check routines |
475 | ****************************************************************************/ | 484 | ****************************************************************************/ |
@@ -651,9 +660,7 @@ static void get_memory_layout(const struct mem_ctl_info *mci) | |||
651 | edac_dbg(0, "TOLM: %u.%03u GB (0x%016Lx)\n", mb, kb, (u64)pvt->tolm); | 660 | edac_dbg(0, "TOLM: %u.%03u GB (0x%016Lx)\n", mb, kb, (u64)pvt->tolm); |
652 | 661 | ||
653 | /* Address range is already 45:25 */ | 662 | /* Address range is already 45:25 */ |
654 | pci_read_config_dword(pvt->pci_sad1, TOHM, | 663 | pvt->tohm = pvt->info.get_tohm(pvt); |
655 | ®); | ||
656 | pvt->tohm = GET_TOHM(reg); | ||
657 | tmp_mb = (1 + pvt->tohm) >> 20; | 664 | tmp_mb = (1 + pvt->tohm) >> 20; |
658 | 665 | ||
659 | mb = div_u64_rem(tmp_mb, 1000, &kb); | 666 | mb = div_u64_rem(tmp_mb, 1000, &kb); |
@@ -1670,6 +1677,7 @@ static int sbridge_register_mci(struct sbridge_dev *sbridge_dev) | |||
1670 | mci->dev_name = pci_name(sbridge_dev->pdev[0]); | 1677 | mci->dev_name = pci_name(sbridge_dev->pdev[0]); |
1671 | mci->ctl_page_to_phys = NULL; | 1678 | mci->ctl_page_to_phys = NULL; |
1672 | pvt->info.get_tolm = sbridge_get_tolm; | 1679 | pvt->info.get_tolm = sbridge_get_tolm; |
1680 | pvt->info.get_tohm = sbridge_get_tohm; | ||
1673 | 1681 | ||
1674 | /* Set the function pointer to an actual operation function */ | 1682 | /* Set the function pointer to an actual operation function */ |
1675 | mci->edac_check = sbridge_check_error; | 1683 | mci->edac_check = sbridge_check_error; |