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Commit 32ee8c3e authored by Dave Jones's avatar Dave Jones
Browse files

[CPUFREQ] Lots of whitespace & CodingStyle cleanup.



Signed-off-by: default avatarDave Jones <davej@redhat.com>
parent 8ad5496d
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+0 −1
Original line number Diff line number Diff line
@@ -96,7 +96,6 @@ config X86_POWERNOW_K8_ACPI

config X86_GX_SUSPMOD
	tristate "Cyrix MediaGX/NatSemi Geode Suspend Modulation"
	depends on PCI
	help
	 This add the CPUFreq driver for NatSemi Geode processors which
	 support suspend modulation.
+26 −38
Original line number Diff line number Diff line
@@ -57,7 +57,7 @@ MODULE_PARM_DESC(min_fsb,

#define dprintk(msg...) cpufreq_debug_printk(CPUFREQ_DEBUG_DRIVER, "cpufreq-nforce2", msg)

/*
/**
 * nforce2_calc_fsb - calculate FSB
 * @pll: PLL value
 *
@@ -76,7 +76,7 @@ static int nforce2_calc_fsb(int pll)
	return 0;
}

/*
/**
 * nforce2_calc_pll - calculate PLL value
 * @fsb: FSB
 *
@@ -106,7 +106,7 @@ static int nforce2_calc_pll(unsigned int fsb)
	return NFORCE2_PLL(mul, div);
}

/*
/**
 * nforce2_write_pll - write PLL value to chipset
 * @pll: PLL value
 *
@@ -121,15 +121,13 @@ static void nforce2_write_pll(int pll)
	pci_write_config_dword(nforce2_chipset_dev, NFORCE2_PLLADR, temp);

	/* Now write the value in all 64 registers */
	for (temp = 0; temp <= 0x3f; temp++) {
		pci_write_config_dword(nforce2_chipset_dev, 
                                       NFORCE2_PLLREG, pll);
	}
	for (temp = 0; temp <= 0x3f; temp++)
		pci_write_config_dword(nforce2_chipset_dev, NFORCE2_PLLREG, pll);

	return;
}

/*
/**
 * nforce2_fsb_read - Read FSB
 *
 *   Read FSB from chipset
@@ -140,14 +138,9 @@ static unsigned int nforce2_fsb_read(int bootfsb)
	struct pci_dev *nforce2_sub5;
	u32 fsb, temp = 0;

	
	/* Get chipset boot FSB from subdevice 5 (FSB at boot-time) */
	nforce2_sub5 = pci_get_subsys(PCI_VENDOR_ID_NVIDIA,
                                      0x01EF,
                                      PCI_ANY_ID,
                                      PCI_ANY_ID,
                                      NULL);
	
						0x01EF,PCI_ANY_ID,PCI_ANY_ID,NULL);
	if (!nforce2_sub5)
		return 0;

@@ -155,21 +148,19 @@ static unsigned int nforce2_fsb_read(int bootfsb)
	fsb /= 1000000;

	/* Check if PLL register is already set */
	pci_read_config_byte(nforce2_chipset_dev, 
                             NFORCE2_PLLENABLE, (u8 *)&temp);
	pci_read_config_byte(nforce2_chipset_dev,NFORCE2_PLLENABLE, (u8 *)&temp);

	if(bootfsb || !temp)
		return fsb;
		
	/* Use PLL register FSB value */
	pci_read_config_dword(nforce2_chipset_dev, 
                              NFORCE2_PLLREG, &temp);
	pci_read_config_dword(nforce2_chipset_dev,NFORCE2_PLLREG, &temp);
	fsb = nforce2_calc_fsb(temp);

	return fsb;
}

/*
/**
 * nforce2_set_fsb - set new FSB
 * @fsb: New FSB
 *
@@ -194,8 +185,7 @@ static int nforce2_set_fsb(unsigned int fsb)
	}

	/* First write? Then set actual value */
	pci_read_config_byte(nforce2_chipset_dev, 
                             NFORCE2_PLLENABLE, (u8 *)&temp);
	pci_read_config_byte(nforce2_chipset_dev,NFORCE2_PLLENABLE, (u8 *)&temp);
	if (!temp) {
		pll = nforce2_calc_pll(tfsb);

@@ -406,9 +396,7 @@ static unsigned int nforce2_detect_chipset(void)

	nforce2_chipset_dev = pci_get_subsys(PCI_VENDOR_ID_NVIDIA,
					PCI_DEVICE_ID_NVIDIA_NFORCE2,
                                             PCI_ANY_ID,
                                             PCI_ANY_ID,
                                             NULL);
					PCI_ANY_ID, PCI_ANY_ID, NULL);

	if (nforce2_chipset_dev == NULL)
		return -ENODEV;
+53 −56
Original line number Diff line number Diff line
@@ -86,16 +86,16 @@ static unsigned int elanfreq_get_cpu_frequency(unsigned int cpu)
	clockspeed_reg = inb_p(REG_CSCDR);
	local_irq_enable();

        if ((clockspeed_reg & 0xE0) == 0xE0) { return 0; }
	if ((clockspeed_reg & 0xE0) == 0xE0)
		return 0;

	/* Are we in CPU clock multiplied mode (66/99 MHz)? */
	if ((clockspeed_reg & 0xE0) == 0xC0) {
                if ((clockspeed_reg & 0x01) == 0) {
		if ((clockspeed_reg & 0x01) == 0)
			return 66000;
		} else {
		else
			return 99000;
	}
        }

	/* 33 MHz is not 32 MHz... */
	if ((clockspeed_reg & 0xE0)==0xA0)
@@ -117,8 +117,8 @@ static unsigned int elanfreq_get_cpu_frequency(unsigned int cpu)
 *	There is no return value.
 */

static void elanfreq_set_cpu_state (unsigned int state) {

static void elanfreq_set_cpu_state (unsigned int state)
{
	struct cpufreq_freqs    freqs;

	freqs.old = elanfreq_get_cpu_frequency(0);
@@ -127,7 +127,8 @@ static void elanfreq_set_cpu_state (unsigned int state) {

	cpufreq_notify_transition(&freqs, CPUFREQ_PRECHANGE);

	printk(KERN_INFO "elanfreq: attempting to set frequency to %i kHz\n",elan_multiplier[state].clock);
	printk(KERN_INFO "elanfreq: attempting to set frequency to %i kHz\n",
			elan_multiplier[state].clock);


	/*
@@ -227,7 +228,6 @@ static int elanfreq_cpu_init(struct cpufreq_policy *policy)
		return (result);

	cpufreq_frequency_table_get_attr(elanfreq_table, policy->cpu);

	return 0;
}

@@ -285,12 +285,10 @@ static int __init elanfreq_init(void)

	/* Test if we have the right hardware */
	if ((c->x86_vendor != X86_VENDOR_AMD) ||
		(c->x86 != 4) || (c->x86_model!=10))
	{
		(c->x86 != 4) || (c->x86_model!=10)) {
		printk(KERN_INFO "elanfreq: error: no Elan processor found!\n");
                return -ENODEV;
	}
	
	return cpufreq_register_driver(&elanfreq_driver);
}

@@ -309,4 +307,3 @@ MODULE_DESCRIPTION("cpufreq driver for AMD's Elan CPUs");

module_init(elanfreq_init);
module_exit(elanfreq_exit);
+89 −91
Original line number Diff line number Diff line
@@ -190,10 +190,9 @@ static __init struct pci_dev *gx_detect_chipset(void)

	/* detect which companion chip is used */
	while ((gx_pci = pci_get_device(PCI_ANY_ID, PCI_ANY_ID, gx_pci)) != NULL) {
		if ((pci_match_id(gx_chipset_tbl, gx_pci)) != NULL) {
		if ((pci_match_id(gx_chipset_tbl, gx_pci)) != NULL)
			return gx_pci;
	}
	}

	dprintk("error: no supported chipset found!\n");
	return NULL;
@@ -258,7 +257,6 @@ static void gx_set_cpuspeed(unsigned int khz)
	unsigned long flags;
	struct cpufreq_freqs freqs;


	freqs.cpu = 0;
	freqs.old = gx_get_cpuspeed(0);

+6 −9
Original line number Diff line number Diff line
@@ -83,12 +83,11 @@ static u32 find_millivolts_from_vid(struct powernow_k8_data *data, u32 vid)
 */
static u32 convert_fid_to_vco_fid(u32 fid)
{
	if (fid < HI_FID_TABLE_BOTTOM) {
	if (fid < HI_FID_TABLE_BOTTOM)
		return 8 + (2 * fid);
	} else {
	else
		return fid;
}
}

/*
 * Return 1 if the pending bit is set. Unless we just instructed the processor
@@ -782,9 +781,7 @@ static int powernow_k8_cpu_init_acpi(struct powernow_k8_data *data)
		/* verify only 1 entry from the lo frequency table */
		if (fid < HI_FID_TABLE_BOTTOM) {
			if (cntlofreq) {
				/* if both entries are the same, ignore this
				 * one... 
				 */
				/* if both entries are the same, ignore this one ... */
				if ((powernow_table[i].frequency != powernow_table[cntlofreq].frequency) ||
				    (powernow_table[i].index != powernow_table[cntlofreq].index)) {
					printk(KERN_ERR PFX "Too many lo freq table entries\n");
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