diff options
| author | Len Brown <len.brown@intel.com> | 2011-03-18 18:06:08 -0400 |
|---|---|---|
| committer | Len Brown <len.brown@intel.com> | 2011-03-18 18:06:08 -0400 |
| commit | 05534c9ffc9d5d950b14de8ba49a7609dc59b0b8 (patch) | |
| tree | 65a01a1e0bc0e28c64fb5105cc763949f5412b4b /arch/x86/kernel/early-quirks.c | |
| parent | dd87cc53c42f3260b7eb7f60822de0fa9e58af59 (diff) | |
| parent | 589c7a39ae2f2b74fd13ae344ca1dcca61da6bca (diff) | |
Merge branch 'acpica' into release
Diffstat (limited to 'arch/x86/kernel/early-quirks.c')
| -rw-r--r-- | arch/x86/kernel/early-quirks.c | 16 |
1 files changed, 7 insertions, 9 deletions
diff --git a/arch/x86/kernel/early-quirks.c b/arch/x86/kernel/early-quirks.c index 76b8cd953dee..9efbdcc56425 100644 --- a/arch/x86/kernel/early-quirks.c +++ b/arch/x86/kernel/early-quirks.c @@ -143,15 +143,10 @@ static void __init ati_bugs(int num, int slot, int func) static u32 __init ati_sbx00_rev(int num, int slot, int func) { - u32 old, d; + u32 d; - d = read_pci_config(num, slot, func, 0x70); - old = d; - d &= ~(1<<8); - write_pci_config(num, slot, func, 0x70, d); d = read_pci_config(num, slot, func, 0x8); d &= 0xff; - write_pci_config(num, slot, func, 0x70, old); return d; } @@ -160,13 +155,16 @@ static void __init ati_bugs_contd(int num, int slot, int func) { u32 d, rev; - if (acpi_use_timer_override) - return; - rev = ati_sbx00_rev(num, slot, func); + if (rev >= 0x40) + acpi_fix_pin2_polarity = 1; + if (rev > 0x13) return; + if (acpi_use_timer_override) + return; + /* check for IRQ0 interrupt swap */ d = read_pci_config(num, slot, func, 0x64); if (!(d & (1<<14))) |