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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>
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e8666b2718
commit
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1 changed files with 6 additions and 6 deletions
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@ -247,7 +247,7 @@ static void longhaul_setstate(unsigned int table_index)
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struct cpufreq_freqs freqs;
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unsigned long flags;
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unsigned int pic1_mask, pic2_mask;
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u32 bm_status = 0;
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u16 bm_status = 0;
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u32 bm_timeout = 1000;
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unsigned int dir = 0;
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@ -281,14 +281,14 @@ static void longhaul_setstate(unsigned int table_index)
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outb(0xFE,0x21); /* TMR0 only */
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/* Wait while PCI bus is busy. */
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if (longhaul_flags & USE_NORTHBRIDGE
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|| ((pr != NULL) && pr->flags.bm_control)) {
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bm_status = inl(acpi_regs_addr);
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if (acpi_regs_addr && (longhaul_flags & USE_NORTHBRIDGE
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|| ((pr != NULL) && pr->flags.bm_control))) {
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bm_status = inw(acpi_regs_addr);
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bm_status &= 1 << 4;
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while (bm_status && bm_timeout) {
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outl(1 << 4, acpi_regs_addr);
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outw(1 << 4, acpi_regs_addr);
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bm_timeout--;
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bm_status = inl(acpi_regs_addr);
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bm_status = inw(acpi_regs_addr);
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bm_status &= 1 << 4;
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}
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}
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