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[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>
This commit is contained in:
Rafał Bilski 2007-06-07 22:31:24 +02:00 committed by Dave Jones
parent e8666b2718
commit 689eba77cb
1 changed files with 6 additions and 6 deletions
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12
arch/i386/kernel/cpu/cpufreq/longhaul.c
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@ -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;
}
}