diff options
| author | Rafał Bilski <rafalbilski@interia.pl> | 2007-06-07 22:31:24 +0200 |
|---|---|---|
| committer | Dave Jones <davej@redhat.com> | 2007-06-21 12:57:53 -0400 |
| commit | 689eba77cbd0cfaaa3687cbe23e8b534f8ae0ebb (patch) | |
| tree | e9790923a4a84137e17e288cc427221f58daf162 /arch/i386/kernel/cpu/cpufreq | |
| parent | e8666b2718fdb5bf0ea7c3126f7e292bbbf2946b (diff) | |
[CPUFREQ] Longhaul - Proper register access
In previous commit I used u32 for u16 register.
This code will work only when ACPI block address is set.
For now it is only for VT8235 and VT8237.
Signed-off-by: Rafal Bilski <rafalbilski@interia.pl>
Signed-off-by: Dave Jones <davej@redhat.com>
Diffstat (limited to 'arch/i386/kernel/cpu/cpufreq')
| -rw-r--r-- | arch/i386/kernel/cpu/cpufreq/longhaul.c | 12 |
1 files changed, 6 insertions, 6 deletions
diff --git a/arch/i386/kernel/cpu/cpufreq/longhaul.c b/arch/i386/kernel/cpu/cpufreq/longhaul.c index 2841735e3fe..8eca59d4c8f 100644 --- a/arch/i386/kernel/cpu/cpufreq/longhaul.c +++ b/arch/i386/kernel/cpu/cpufreq/longhaul.c @@ -247,7 +247,7 @@ static void longhaul_setstate(unsigned int table_index) struct cpufreq_freqs freqs; unsigned long flags; unsigned int pic1_mask, pic2_mask; - u32 bm_status = 0; + u16 bm_status = 0; u32 bm_timeout = 1000; unsigned int dir = 0; @@ -281,14 +281,14 @@ static void longhaul_setstate(unsigned int table_index) outb(0xFE,0x21); /* TMR0 only */ /* Wait while PCI bus is busy. */ - if (longhaul_flags & USE_NORTHBRIDGE - || ((pr != NULL) && pr->flags.bm_control)) { - bm_status = inl(acpi_regs_addr); + if (acpi_regs_addr && (longhaul_flags & USE_NORTHBRIDGE + || ((pr != NULL) && pr->flags.bm_control))) { + bm_status = inw(acpi_regs_addr); bm_status &= 1 << 4; while (bm_status && bm_timeout) { - outl(1 << 4, acpi_regs_addr); + outw(1 << 4, acpi_regs_addr); bm_timeout--; - bm_status = inl(acpi_regs_addr); + bm_status = inw(acpi_regs_addr); bm_status &= 1 << 4; } } |