diff options
| author | Rafał Miłecki <zajec5@gmail.com> | 2011-04-27 20:21:34 +0400 |
|---|---|---|
| committer | John W. Linville <linville@tuxdriver.com> | 2011-04-28 22:53:22 +0400 |
| commit | af335a6cbc3dfcba64ad31561c0da563d1c43a2d (patch) | |
| tree | 034220351ca40fbae0a87ac9a501f79aa0869efe /drivers/ssb/driver_pcicore.c | |
| parent | 5890a3ca34aae94dd736557ad8cb898ac2802aa0 (diff) | |
| download | linux-af335a6cbc3dfcba64ad31561c0da563d1c43a2d.tar.xz | |
ssb: pci: early fix for SPROM core index
Signed-off-by: Rafał Miłecki <zajec5@gmail.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
Diffstat (limited to 'drivers/ssb/driver_pcicore.c')
| -rw-r--r-- | drivers/ssb/driver_pcicore.c | 12 |
1 files changed, 12 insertions, 0 deletions
diff --git a/drivers/ssb/driver_pcicore.c b/drivers/ssb/driver_pcicore.c index 32a9b61f008d..8fde1220bc89 100644 --- a/drivers/ssb/driver_pcicore.c +++ b/drivers/ssb/driver_pcicore.c @@ -414,6 +414,16 @@ static int pcicore_is_in_hostmode(struct ssb_pcicore *pc) * Workarounds. **************************************************/ +static void ssb_pcicore_fix_sprom_core_index(struct ssb_pcicore *pc) +{ + u16 tmp = pcicore_read16(pc, SSB_PCICORE_SPROM(0)); + if (((tmp & 0xF000) >> 12) != pc->dev->core_index) { + tmp &= ~0xF000; + tmp |= (pc->dev->core_index << 12); + pcicore_write16(pc, SSB_PCICORE_SPROM(0), tmp); + } +} + static u8 ssb_pcicore_polarity_workaround(struct ssb_pcicore *pc) { return (ssb_pcie_read(pc, 0x204) & 0x10) ? 0xC0 : 0x80; @@ -521,6 +531,8 @@ void ssb_pcicore_init(struct ssb_pcicore *pc) if (!ssb_device_is_enabled(dev)) ssb_device_enable(dev, 0); + ssb_pcicore_fix_sprom_core_index(pc); + #ifdef CONFIG_SSB_PCICORE_HOSTMODE pc->hostmode = pcicore_is_in_hostmode(pc); if (pc->hostmode) |