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| author | Linus Torvalds <torvalds@woody.osdl.org> | 2006-12-17 19:08:11 -0800 |
|---|---|---|
| committer | Linus Torvalds <torvalds@woody.osdl.org> | 2006-12-17 19:08:11 -0800 |
| commit | e25db641c0e6dd49c5db24dbe154048d4a466727 (patch) | |
| tree | 1e0cd6a728a405aa5b2e73e8d6d55dcb684416ea /arch | |
| parent | 7686fcf7304eebd2228ec47045cb28ee3c58b1f1 (diff) | |
| parent | 928ee513c2fc39799cb13302bc02344a849fa37c (diff) | |
| download | linux-3.10-e25db641c0e6dd49c5db24dbe154048d4a466727.tar.gz linux-3.10-e25db641c0e6dd49c5db24dbe154048d4a466727.tar.bz2 linux-3.10-e25db641c0e6dd49c5db24dbe154048d4a466727.zip | |
Merge master.kernel.org:/pub/scm/linux/kernel/git/davej/cpufreq
* master.kernel.org:/pub/scm/linux/kernel/git/davej/cpufreq:
[CPUFREQ] longhaul compile fix.
[CPUFREQ] Advise not to use longhaul on VIA C7.
[CPUFREQ] set policy->curfreq on initialization
[CPUFREQ] Trivial cleanup for acpi read/write port in acpi-cpufreq.c
[CPUFREQ] fixes typo in cpufreq.c
Diffstat (limited to 'arch')
| -rw-r--r-- | arch/i386/kernel/cpu/cpufreq/acpi-cpufreq.c | 33 | ||||
| -rw-r--r-- | arch/i386/kernel/cpu/cpufreq/longhaul.c | 4 |
2 files changed, 11 insertions, 26 deletions
diff --git a/arch/i386/kernel/cpu/cpufreq/acpi-cpufreq.c b/arch/i386/kernel/cpu/cpufreq/acpi-cpufreq.c index 18f4715c655..b735458c6e3 100644 --- a/arch/i386/kernel/cpu/cpufreq/acpi-cpufreq.c +++ b/arch/i386/kernel/cpu/cpufreq/acpi-cpufreq.c @@ -126,27 +126,6 @@ static unsigned extract_freq(u32 val, struct acpi_cpufreq_data *data) } } -static void wrport(u16 port, u8 bit_width, u32 value) -{ - if (bit_width <= 8) - outb(value, port); - else if (bit_width <= 16) - outw(value, port); - else if (bit_width <= 32) - outl(value, port); -} - -static void rdport(u16 port, u8 bit_width, u32 * ret) -{ - *ret = 0; - if (bit_width <= 8) - *ret = inb(port); - else if (bit_width <= 16) - *ret = inw(port); - else if (bit_width <= 32) - *ret = inl(port); -} - struct msr_addr { u32 reg; }; @@ -177,7 +156,9 @@ static void do_drv_read(struct drv_cmd *cmd) rdmsr(cmd->addr.msr.reg, cmd->val, h); break; case SYSTEM_IO_CAPABLE: - rdport(cmd->addr.io.port, cmd->addr.io.bit_width, &cmd->val); + acpi_os_read_port((acpi_io_address)cmd->addr.io.port, + &cmd->val, + (u32)cmd->addr.io.bit_width); break; default: break; @@ -193,7 +174,9 @@ static void do_drv_write(struct drv_cmd *cmd) wrmsr(cmd->addr.msr.reg, cmd->val, h); break; case SYSTEM_IO_CAPABLE: - wrport(cmd->addr.io.port, cmd->addr.io.bit_width, cmd->val); + acpi_os_write_port((acpi_io_address)cmd->addr.io.port, + cmd->val, + (u32)cmd->addr.io.bit_width); break; default: break; @@ -699,14 +682,14 @@ static int acpi_cpufreq_cpu_init(struct cpufreq_policy *policy) if (result) goto err_freqfree; - switch (data->cpu_feature) { + switch (perf->control_register.space_id) { case ACPI_ADR_SPACE_SYSTEM_IO: /* Current speed is unknown and not detectable by IO port */ policy->cur = acpi_cpufreq_guess_freq(data, policy->cpu); break; case ACPI_ADR_SPACE_FIXED_HARDWARE: acpi_cpufreq_driver.get = get_cur_freq_on_cpu; - get_cur_freq_on_cpu(cpu); + policy->cur = get_cur_freq_on_cpu(cpu); break; default: break; diff --git a/arch/i386/kernel/cpu/cpufreq/longhaul.c b/arch/i386/kernel/cpu/cpufreq/longhaul.c index c548daad347..6d9c97a690f 100644 --- a/arch/i386/kernel/cpu/cpufreq/longhaul.c +++ b/arch/i386/kernel/cpu/cpufreq/longhaul.c @@ -787,8 +787,10 @@ static int __init longhaul_init(void) switch (c->x86_model) { case 6 ... 9: return cpufreq_register_driver(&longhaul_driver); + case 10: + printk(KERN_ERR PFX "Use acpi-cpufreq driver for VIA C7\n"); default: - printk (KERN_INFO PFX "Unknown VIA CPU. Contact davej@codemonkey.org.uk\n"); + ;; } return -ENODEV; |