Kernel 3.0 preparation

(Portage version: 2.1.9.42/cvs/Linux x86_64)

5 files changed, 31 insertions, 1071 deletions

diff --git a/sys-power/phc-intel/ChangeLog b/sys-power/phc-intel/ChangeLog
index 9b8865a45990..b3c8037f1dbc 100644
--- a/sys-power/phc-intel/ChangeLog
+++ b/sys-power/phc-intel/ChangeLog
@@ -1,6 +1,16 @@
 # ChangeLog for sys-power/phc-intel
 # Copyright 1999-2011 Gentoo Foundation; Distributed under the GPL v2
-# $Header: /var/cvsroot/gentoo-x86/sys-power/phc-intel/ChangeLog,v 1.6 2011/05/20 13:13:40 xmw Exp $
+# $Header: /var/cvsroot/gentoo-x86/sys-power/phc-intel/ChangeLog,v 1.7 2011/06/11 13:51:30 xmw Exp $
+
+*phc-intel-0.3.2.12.1-r3 (11 Jun 2011)
+
+  11 Jun 2011; Michael Weber <xmw@gentoo.org> -phc-intel-0.3.2.12.1-r2.ebuild,
+  +phc-intel-0.3.2.12.1-r3.ebuild, files/phc-intel-0.3.2.12.1-2.6.37.patch,
+  -files/phc-intel-0.3.2.12.1-2.6.38.patch,
+  -files/phc-intel-0.3.2.12.1-2.6.39.patch:
+  Revision bump for upcoming linux 3.0. Remove check for 2.6 kernel version in
+  Makefile. Replace buggy prepare.sh with patch in src_prepare. Replace dprintk
+  with pr_debug
 
   20 May 2011; Michael Weber <xmw@gentoo.org> phc-intel-0.3.2.12.1-r2.ebuild,
   +files/phc-intel-0.3.2.12.1-2.6.39.patch:
diff --git a/sys-power/phc-intel/files/phc-intel-0.3.2.12.1-2.6.37.patch b/sys-power/phc-intel/files/phc-intel-0.3.2.12.1-2.6.37.patch
index f5dd4f49b75f..cbe4d276972f 100644
--- a/sys-power/phc-intel/files/phc-intel-0.3.2.12.1-2.6.37.patch
+++ b/sys-power/phc-intel/files/phc-intel-0.3.2.12.1-2.6.37.patch
@@ -303,12 +303,12 @@
 +		 */
 +		if (new_vid <= original_vid) {
 +			new_control = (original_control & ~INTEL_MSR_VID_MASK) | new_vid;
-+			dprintk("setting control at %i to %x (default is %x)\n",
++			pr_debug("setting control at %i to %x (default is %x)\n",
 +			        freq_index, new_control, original_control);
 +			acpi_data->states[state_index].control = new_control;
 +
 +		} else {
-+			printk("skipping vid at %i, %u is greater than default %u\n",
++			pr_debug("skipping vid at %i, %u is greater than default %u\n",
 +			       freq_index, new_vid, original_vid);
 +		}
 +
@@ -396,7 +396,7 @@
 +							if (new_vid <= original_vid)
 +							{
 +								new_control = (original_control & ~INTEL_MSR_VID_MASK) | new_vid;
-+								dprintk("setting control at %i to %x (default is %x)\n",
++								pr_debug("setting control at %i to %x (default is %x)\n",
 +								        state_index, new_control, original_control);
 +								acpi_data->states[state_index].control = new_control;
 +
diff --git a/sys-power/phc-intel/files/phc-intel-0.3.2.12.1-2.6.38.patch b/sys-power/phc-intel/files/phc-intel-0.3.2.12.1-2.6.38.patch
deleted file mode 100644
index f5dd4f49b75f..000000000000
--- a/sys-power/phc-intel/files/phc-intel-0.3.2.12.1-2.6.38.patch
+++ /dev/null
@@ -1,528 +0,0 @@
---- linux-2.6.37-gentoo/arch/x86/kernel/cpu/cpufreq/acpi-cpufreq.c
-+++ phc-intel-0.3.2-12-1/inc/2.6.37/acpi-cpufreq.c
-@@ -25,6 +25,10 @@
-  * ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
-  */
- 
-+/* This file has been patched with Linux PHC: www.linux-phc.org
-+* Patch version: linux-phc-0.3.2
-+*/
-+
- #include <linux/kernel.h>
- #include <linux/module.h>
- #include <linux/init.h>
-@@ -61,12 +65,17 @@
- };
- 
- #define INTEL_MSR_RANGE		(0xffff)
-+#define INTEL_MSR_VID_MASK	(0x00ff)
-+#define INTEL_MSR_FID_MASK	(0xff00)
-+#define INTEL_MSR_FID_SHIFT	(0x8)
-+#define PHC_VERSION_STRING	"0.3.2:2"
- 
- struct acpi_cpufreq_data {
- 	struct acpi_processor_performance *acpi_data;
- 	struct cpufreq_frequency_table *freq_table;
- 	unsigned int resume;
- 	unsigned int cpu_feature;
-+	acpi_integer *original_controls;
- };
- 
- static DEFINE_PER_CPU(struct acpi_cpufreq_data *, acfreq_data);
-@@ -102,13 +111,14 @@
- static unsigned extract_msr(u32 msr, struct acpi_cpufreq_data *data)
- {
- 	int i;
-+	u32 fid;
- 	struct acpi_processor_performance *perf;
- 
--	msr &= INTEL_MSR_RANGE;
-+	fid = msr & INTEL_MSR_FID_MASK;
- 	perf = data->acpi_data;
- 
- 	for (i = 0; data->freq_table[i].frequency != CPUFREQ_TABLE_END; i++) {
--		if (msr == perf->states[data->freq_table[i].index].status)
-+		if (fid == (perf->states[data->freq_table[i].index].status & INTEL_MSR_FID_MASK))
- 			return data->freq_table[i].frequency;
- 	}
- 	return data->freq_table[0].frequency;
-@@ -701,6 +711,8 @@
- 		per_cpu(acfreq_data, policy->cpu) = NULL;
- 		acpi_processor_unregister_performance(data->acpi_data,
- 						      policy->cpu);
-+		if (data->original_controls)
-+			kfree(data->original_controls);
- 		kfree(data->freq_table);
- 		kfree(data);
- 	}
-@@ -719,8 +731,470 @@
- 	return 0;
- }
- 
-+/* sysfs interface to change operating points voltages */
-+
-+static unsigned int extract_fid_from_control(unsigned int control)
-+{
-+	return ((control & INTEL_MSR_FID_MASK) >> INTEL_MSR_FID_SHIFT);
-+}
-+
-+static unsigned int extract_vid_from_control(unsigned int control)
-+{
-+	return (control & INTEL_MSR_VID_MASK);
-+}
-+
-+
-+static bool check_cpu_control_capability(struct acpi_cpufreq_data *data) {
-+ /* check if the cpu we are running on is capable of setting new control data
-+  * 
-+  */
-+	if (unlikely(data == NULL || 
-+	             data->acpi_data == NULL || 
-+	             data->freq_table == NULL ||
-+	             data->cpu_feature != SYSTEM_INTEL_MSR_CAPABLE)) {
-+		return false;
-+	} else {
-+		return true;
-+	};
-+}
-+
-+
-+static ssize_t check_origial_table (struct acpi_cpufreq_data *data)
-+{
-+
-+	struct acpi_processor_performance *acpi_data;
-+	struct cpufreq_frequency_table *freq_table;
-+	unsigned int state_index;
-+
-+	acpi_data = data->acpi_data;
-+	freq_table = data->freq_table;
-+
-+	if (data->original_controls == NULL) {
-+		// Backup original control values
-+		data->original_controls = kcalloc(acpi_data->state_count,
-+		                                  sizeof(acpi_integer), GFP_KERNEL);
-+		if (data->original_controls == NULL) {
-+			printk("failed to allocate memory for original control values\n");
-+			return -ENOMEM;
-+		}
-+		for (state_index = 0; state_index < acpi_data->state_count; state_index++) {
-+			data->original_controls[state_index] = acpi_data->states[state_index].control;
-+		}
-+	}
-+	return 0;
-+}
-+
-+static ssize_t show_freq_attr_vids(struct cpufreq_policy *policy, char *buf)
-+ /* display phc's voltage id's
-+  * 
-+  */
-+{
-+	struct acpi_cpufreq_data *data = per_cpu(acfreq_data, policy->cpu);
-+	struct acpi_processor_performance *acpi_data;
-+	struct cpufreq_frequency_table *freq_table;
-+	unsigned int i;
-+	unsigned int vid;
-+	ssize_t count = 0;
-+
-+	if (!check_cpu_control_capability(data)) return -ENODEV; //check if CPU is capable of changing controls
-+
-+	acpi_data = data->acpi_data;
-+	freq_table = data->freq_table;
-+
-+	for (i = 0; freq_table[i].frequency != CPUFREQ_TABLE_END; i++) {
-+		vid = extract_vid_from_control(acpi_data->states[freq_table[i].index].control);
-+		count += sprintf(&buf[count], "%u ", vid);
-+	}
-+	count += sprintf(&buf[count], "\n");
-+
-+	return count;
-+}
-+
-+static ssize_t show_freq_attr_default_vids(struct cpufreq_policy *policy, char *buf)
-+ /* display acpi's default voltage id's
-+  * 
-+  */
-+{
-+	struct acpi_cpufreq_data *data = per_cpu(acfreq_data, policy->cpu);
-+	struct cpufreq_frequency_table *freq_table;
-+	unsigned int i;
-+	unsigned int vid;
-+	ssize_t count = 0;
-+	ssize_t retval;
-+
-+	if (!check_cpu_control_capability(data)) return -ENODEV; //check if CPU is capable of changing controls
-+
-+	retval = check_origial_table(data);
-+        if (0 != retval)
-+		return retval; 
-+
-+	freq_table = data->freq_table;
-+
-+	for (i = 0; freq_table[i].frequency != CPUFREQ_TABLE_END; i++) {
-+		vid = extract_vid_from_control(data->original_controls[freq_table[i].index]);
-+		count += sprintf(&buf[count], "%u ", vid);
-+	}
-+	count += sprintf(&buf[count], "\n");
-+
-+	return count;
-+}
-+
-+static ssize_t show_freq_attr_fids(struct cpufreq_policy *policy, char *buf)
-+ /* display phc's frequeny id's
-+  * 
-+  */
-+{
-+	struct acpi_cpufreq_data *data = per_cpu(acfreq_data, policy->cpu);
-+	struct acpi_processor_performance *acpi_data;
-+	struct cpufreq_frequency_table *freq_table;
-+	unsigned int i;
-+	unsigned int fid;
-+	ssize_t count = 0;
-+
-+	if (!check_cpu_control_capability(data)) return -ENODEV; //check if CPU is capable of changing controls
-+
-+	acpi_data = data->acpi_data;
-+	freq_table = data->freq_table;
-+
-+	for (i = 0; freq_table[i].frequency != CPUFREQ_TABLE_END; i++) {
-+		fid = extract_fid_from_control(acpi_data->states[freq_table[i].index].control);
-+		count += sprintf(&buf[count], "%u ", fid);
-+	}
-+	count += sprintf(&buf[count], "\n");
-+
-+	return count;
-+}
-+
-+static ssize_t show_freq_attr_controls(struct cpufreq_policy *policy, char *buf)
-+ /* display phc's controls for the cpu (frequency id's and related voltage id's)
-+  * 
-+  */
-+{
-+	struct acpi_cpufreq_data *data = per_cpu(acfreq_data, policy->cpu);
-+	struct acpi_processor_performance *acpi_data;
-+	struct cpufreq_frequency_table *freq_table;
-+	unsigned int i;
-+	unsigned int fid;
-+	unsigned int vid;
-+	ssize_t count = 0;
-+
-+	if (!check_cpu_control_capability(data)) return -ENODEV; //check if CPU is capable of changing controls
-+
-+	acpi_data = data->acpi_data;
-+	freq_table = data->freq_table;
-+
-+	for (i = 0; freq_table[i].frequency != CPUFREQ_TABLE_END; i++) {
-+		fid = extract_fid_from_control(acpi_data->states[freq_table[i].index].control);
-+		vid = extract_vid_from_control(acpi_data->states[freq_table[i].index].control);
-+		count += sprintf(&buf[count], "%u:%u ", fid, vid);
-+	}
-+	count += sprintf(&buf[count], "\n");
-+
-+	return count;
-+}
-+
-+static ssize_t show_freq_attr_default_controls(struct cpufreq_policy *policy, char *buf)
-+ /* display acpi's default controls for the cpu (frequency id's and related voltage id's)
-+  * 
-+  */
-+{
-+	struct acpi_cpufreq_data *data = per_cpu(acfreq_data, policy->cpu);
-+	struct cpufreq_frequency_table *freq_table;
-+	unsigned int i;
-+	unsigned int fid;
-+	unsigned int vid;
-+	ssize_t count = 0;
-+	ssize_t retval;
-+
-+	if (!check_cpu_control_capability(data)) return -ENODEV; //check if CPU is capable of changing controls
-+
-+	retval = check_origial_table(data);
-+        if (0 != retval)
-+		return retval; 
-+
-+	freq_table = data->freq_table;
-+
-+	for (i = 0; freq_table[i].frequency != CPUFREQ_TABLE_END; i++) {
-+		fid = extract_fid_from_control(data->original_controls[freq_table[i].index]);
-+		vid = extract_vid_from_control(data->original_controls[freq_table[i].index]);
-+		count += sprintf(&buf[count], "%u:%u ", fid, vid);
-+	}
-+	count += sprintf(&buf[count], "\n");
-+
-+	return count;
-+}
-+
-+
-+static ssize_t store_freq_attr_vids(struct cpufreq_policy *policy, const char *buf, size_t count)
-+ /* store the voltage id's for the related frequency
-+  * We are going to do some sanity checks here to prevent users 
-+  * from setting higher voltages than the default one.
-+  */
-+{
-+	struct acpi_cpufreq_data *data = per_cpu(acfreq_data, policy->cpu);
-+	struct acpi_processor_performance *acpi_data;
-+	struct cpufreq_frequency_table *freq_table;
-+	unsigned int freq_index;
-+	unsigned int state_index;
-+	unsigned int new_vid;
-+	unsigned int original_vid;
-+	unsigned int new_control;
-+	unsigned int original_control;
-+	const char *curr_buf = buf;
-+	char *next_buf;
-+	ssize_t retval;
-+
-+	if (!check_cpu_control_capability(data)) return -ENODEV; //check if CPU is capable of changing controls
-+
-+	retval = check_origial_table(data);
-+        if (0 != retval)
-+		return retval; 
-+
-+	acpi_data = data->acpi_data;
-+	freq_table = data->freq_table;
-+
-+	/* for each value taken from the sysfs interfalce (phc_vids) get entrys and convert them to unsigned long integers*/
-+	for (freq_index = 0; freq_table[freq_index].frequency != CPUFREQ_TABLE_END; freq_index++) {
-+		new_vid = simple_strtoul(curr_buf, &next_buf, 10);
-+		if (next_buf == curr_buf) {
-+			if ((curr_buf - buf == count - 1) && (*curr_buf == '\n')) {   //end of line?
-+				curr_buf++;
-+				break;
-+			}
-+			//if we didn't got end of line but there is nothing more to read something went wrong...
-+			printk("failed to parse vid value at %i (%s)\n", freq_index, curr_buf);
-+			return -EINVAL;
-+		}
-+
-+		state_index = freq_table[freq_index].index;
-+		original_control = data->original_controls[state_index];
-+		original_vid = original_control & INTEL_MSR_VID_MASK;
-+		
-+		/* before we store the values we do some checks to prevent 
-+		 * users to set up values higher than the default one
-+		 */
-+		if (new_vid <= original_vid) {
-+			new_control = (original_control & ~INTEL_MSR_VID_MASK) | new_vid;
-+			dprintk("setting control at %i to %x (default is %x)\n",
-+			        freq_index, new_control, original_control);
-+			acpi_data->states[state_index].control = new_control;
-+
-+		} else {
-+			printk("skipping vid at %i, %u is greater than default %u\n",
-+			       freq_index, new_vid, original_vid);
-+		}
-+
-+		curr_buf = next_buf;
-+		/* jump over value seperators (space or comma).
-+		 * There could be more than one space or comma character
-+		 * to separate two values so we better do it using a loop.
-+		 */
-+		while ((curr_buf - buf < count) && ((*curr_buf == ' ') || (*curr_buf == ','))) {
-+			curr_buf++;
-+		}
-+	}
-+
-+	/* set new voltage for current frequency */
-+	data->resume = 1;
-+	acpi_cpufreq_target(policy, get_cur_freq_on_cpu(policy->cpu), CPUFREQ_RELATION_L);
-+
-+	return curr_buf - buf;
-+}
-+
-+static ssize_t store_freq_attr_controls(struct cpufreq_policy *policy, const char *buf, size_t count)
-+ /* store the controls (frequency id's and related voltage id's)
-+  * We are going to do some sanity checks here to prevent users 
-+  * from setting higher voltages than the default one.
-+  */
-+{
-+	struct acpi_cpufreq_data *data = per_cpu(acfreq_data, policy->cpu);
-+	struct acpi_processor_performance *acpi_data;
-+	struct cpufreq_frequency_table *freq_table;
-+	const char   *curr_buf;
-+	unsigned int  op_count;
-+	unsigned int  state_index;
-+	int           isok;
-+	char         *next_buf;
-+	ssize_t       retval;
-+	unsigned int  new_vid;
-+	unsigned int  original_vid;
-+	unsigned int  new_fid;
-+	unsigned int  old_fid;
-+	unsigned int  original_control;
-+	unsigned int  old_control;
-+	unsigned int  new_control;
-+	int           found;
-+
-+	if (!check_cpu_control_capability(data)) return -ENODEV;
-+
-+	retval = check_origial_table(data);
-+        if (0 != retval)
-+		return retval;
-+
-+	acpi_data = data->acpi_data;
-+	freq_table = data->freq_table;
-+
-+	op_count = 0;
-+	curr_buf = buf;
-+	next_buf = NULL;
-+	isok     = 1;
-+	
-+	while ( (isok) && (curr_buf != NULL) )
-+	{
-+		op_count++;
-+		// Parse fid
-+		new_fid = simple_strtoul(curr_buf, &next_buf, 10);
-+		if ((next_buf != curr_buf) && (next_buf != NULL))
-+		{
-+			// Parse separator between frequency and voltage 
-+			curr_buf = next_buf;
-+			next_buf = NULL;
-+			if (*curr_buf==':')
-+			{
-+				curr_buf++;
-+				// Parse vid
-+				new_vid = simple_strtoul(curr_buf, &next_buf, 10);
-+				if ((next_buf != curr_buf) && (next_buf != NULL))
-+				{
-+					found = 0;
-+					for (state_index = 0; state_index < acpi_data->state_count; state_index++) {
-+						old_control = acpi_data->states[state_index].control;
-+						old_fid = extract_fid_from_control(old_control);
-+						if (new_fid == old_fid)
-+						{
-+							found = 1;
-+							original_control = data->original_controls[state_index];
-+							original_vid = extract_vid_from_control(original_control);
-+							if (new_vid <= original_vid)
-+							{
-+								new_control = (original_control & ~INTEL_MSR_VID_MASK) | new_vid;
-+								dprintk("setting control at %i to %x (default is %x)\n",
-+								        state_index, new_control, original_control);
-+								acpi_data->states[state_index].control = new_control;
-+
-+							} else {
-+								printk("skipping vid at %i, %u is greater than default %u\n",
-+								       state_index, new_vid, original_vid);
-+							}
-+						}
-+					}
-+
-+					if (found == 0)
-+					{
-+						printk("operating point # %u not found (FID = %u)\n", op_count, new_fid);
-+						isok = 0;
-+					}
-+
-+					// Parse seprator before next operating point, if any
-+					curr_buf = next_buf;
-+					next_buf = NULL;
-+					if ((*curr_buf == ',') || (*curr_buf == ' '))
-+						curr_buf++;
-+					else
-+						curr_buf = NULL;
-+				}
-+				else
-+				{
-+					printk("failed to parse VID of operating point # %u (%s)\n", op_count, curr_buf);
-+					isok = 0;
-+				}
-+			}
-+			else
-+			{
-+				printk("failed to parse operating point # %u (%s)\n", op_count, curr_buf);
-+				isok = 0;
-+			}
-+		}
-+		else
-+		{
-+			printk("failed to parse FID of operating point # %u (%s)\n", op_count, curr_buf);
-+			isok = 0;
-+		}
-+	}
-+
-+	if (isok)
-+	{
-+		retval = count;
-+		/* set new voltage at current frequency */
-+		data->resume = 1;
-+		acpi_cpufreq_target(policy, get_cur_freq_on_cpu(policy->cpu), CPUFREQ_RELATION_L);
-+	}
-+	else
-+	{
-+		retval = -EINVAL;
-+	}
-+
-+	return retval;
-+}
-+
-+static ssize_t show_freq_attr_phc_version(struct cpufreq_policy *policy, char *buf)
-+ /* print out the phc version string set at the beginning of that file
-+  */
-+{
-+	ssize_t count = 0;
-+	count += sprintf(&buf[count], "%s\n", PHC_VERSION_STRING);
-+	return count;
-+}
-+
-+
-+
-+static struct freq_attr cpufreq_freq_attr_phc_version =
-+{
-+	/*display phc's version string*/
-+       .attr = { .name = "phc_version", .mode = 0444 },
-+       .show = show_freq_attr_phc_version,
-+       .store = NULL,
-+};
-+
-+static struct freq_attr cpufreq_freq_attr_vids =
-+{
-+	/*display phc's voltage id's for the cpu*/
-+       .attr = { .name = "phc_vids", .mode = 0644 },
-+       .show = show_freq_attr_vids,
-+       .store = store_freq_attr_vids,
-+};
-+
-+static struct freq_attr cpufreq_freq_attr_default_vids =
-+{
-+	/*display acpi's default frequency id's for the cpu*/
-+       .attr = { .name = "phc_default_vids", .mode = 0444 },
-+       .show = show_freq_attr_default_vids,
-+       .store = NULL,
-+};
-+
-+static struct freq_attr cpufreq_freq_attr_fids =
-+{
-+	/*display phc's default frequency id's for the cpu*/
-+       .attr = { .name = "phc_fids", .mode = 0444 },
-+       .show = show_freq_attr_fids,
-+       .store = NULL,
-+};
-+
-+static struct freq_attr cpufreq_freq_attr_controls =
-+{
-+	/*display phc's current voltage/frequency controls for the cpu*/
-+       .attr = { .name = "phc_controls", .mode = 0644 },
-+       .show = show_freq_attr_controls,
-+       .store = store_freq_attr_controls,
-+};
-+
-+static struct freq_attr cpufreq_freq_attr_default_controls =
-+{
-+	/*display acpi's default voltage/frequency controls for the cpu*/
-+       .attr = { .name = "phc_default_controls", .mode = 0444 },
-+       .show = show_freq_attr_default_controls,
-+       .store = NULL,
-+};
-+
-+
- static struct freq_attr *acpi_cpufreq_attr[] = {
- 	&cpufreq_freq_attr_scaling_available_freqs,
-+	&cpufreq_freq_attr_phc_version,
-+	&cpufreq_freq_attr_vids,
-+	&cpufreq_freq_attr_default_vids,
-+	&cpufreq_freq_attr_fids,
-+	&cpufreq_freq_attr_controls,
-+	&cpufreq_freq_attr_default_controls,
- 	NULL,
- };
- 
diff --git a/sys-power/phc-intel/files/phc-intel-0.3.2.12.1-2.6.39.patch b/sys-power/phc-intel/files/phc-intel-0.3.2.12.1-2.6.39.patch
deleted file mode 100644
index f5dd4f49b75f..000000000000
--- a/sys-power/phc-intel/files/phc-intel-0.3.2.12.1-2.6.39.patch
+++ /dev/null
@@ -1,528 +0,0 @@
---- linux-2.6.37-gentoo/arch/x86/kernel/cpu/cpufreq/acpi-cpufreq.c
-+++ phc-intel-0.3.2-12-1/inc/2.6.37/acpi-cpufreq.c
-@@ -25,6 +25,10 @@
-  * ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
-  */
- 
-+/* This file has been patched with Linux PHC: www.linux-phc.org
-+* Patch version: linux-phc-0.3.2
-+*/
-+
- #include <linux/kernel.h>
- #include <linux/module.h>
- #include <linux/init.h>
-@@ -61,12 +65,17 @@
- };
- 
- #define INTEL_MSR_RANGE		(0xffff)
-+#define INTEL_MSR_VID_MASK	(0x00ff)
-+#define INTEL_MSR_FID_MASK	(0xff00)
-+#define INTEL_MSR_FID_SHIFT	(0x8)
-+#define PHC_VERSION_STRING	"0.3.2:2"
- 
- struct acpi_cpufreq_data {
- 	struct acpi_processor_performance *acpi_data;
- 	struct cpufreq_frequency_table *freq_table;
- 	unsigned int resume;
- 	unsigned int cpu_feature;
-+	acpi_integer *original_controls;
- };
- 
- static DEFINE_PER_CPU(struct acpi_cpufreq_data *, acfreq_data);
-@@ -102,13 +111,14 @@
- static unsigned extract_msr(u32 msr, struct acpi_cpufreq_data *data)
- {
- 	int i;
-+	u32 fid;
- 	struct acpi_processor_performance *perf;
- 
--	msr &= INTEL_MSR_RANGE;
-+	fid = msr & INTEL_MSR_FID_MASK;
- 	perf = data->acpi_data;
- 
- 	for (i = 0; data->freq_table[i].frequency != CPUFREQ_TABLE_END; i++) {
--		if (msr == perf->states[data->freq_table[i].index].status)
-+		if (fid == (perf->states[data->freq_table[i].index].status & INTEL_MSR_FID_MASK))
- 			return data->freq_table[i].frequency;
- 	}
- 	return data->freq_table[0].frequency;
-@@ -701,6 +711,8 @@
- 		per_cpu(acfreq_data, policy->cpu) = NULL;
- 		acpi_processor_unregister_performance(data->acpi_data,
- 						      policy->cpu);
-+		if (data->original_controls)
-+			kfree(data->original_controls);
- 		kfree(data->freq_table);
- 		kfree(data);
- 	}
-@@ -719,8 +731,470 @@
- 	return 0;
- }
- 
-+/* sysfs interface to change operating points voltages */
-+
-+static unsigned int extract_fid_from_control(unsigned int control)
-+{
-+	return ((control & INTEL_MSR_FID_MASK) >> INTEL_MSR_FID_SHIFT);
-+}
-+
-+static unsigned int extract_vid_from_control(unsigned int control)
-+{
-+	return (control & INTEL_MSR_VID_MASK);
-+}
-+
-+
-+static bool check_cpu_control_capability(struct acpi_cpufreq_data *data) {
-+ /* check if the cpu we are running on is capable of setting new control data
-+  * 
-+  */
-+	if (unlikely(data == NULL || 
-+	             data->acpi_data == NULL || 
-+	             data->freq_table == NULL ||
-+	             data->cpu_feature != SYSTEM_INTEL_MSR_CAPABLE)) {
-+		return false;
-+	} else {
-+		return true;
-+	};
-+}
-+
-+
-+static ssize_t check_origial_table (struct acpi_cpufreq_data *data)
-+{
-+
-+	struct acpi_processor_performance *acpi_data;
-+	struct cpufreq_frequency_table *freq_table;
-+	unsigned int state_index;
-+
-+	acpi_data = data->acpi_data;
-+	freq_table = data->freq_table;
-+
-+	if (data->original_controls == NULL) {
-+		// Backup original control values
-+		data->original_controls = kcalloc(acpi_data->state_count,
-+		                                  sizeof(acpi_integer), GFP_KERNEL);
-+		if (data->original_controls == NULL) {
-+			printk("failed to allocate memory for original control values\n");
-+			return -ENOMEM;
-+		}
-+		for (state_index = 0; state_index < acpi_data->state_count; state_index++) {
-+			data->original_controls[state_index] = acpi_data->states[state_index].control;
-+		}
-+	}
-+	return 0;
-+}
-+
-+static ssize_t show_freq_attr_vids(struct cpufreq_policy *policy, char *buf)
-+ /* display phc's voltage id's
-+  * 
-+  */
-+{
-+	struct acpi_cpufreq_data *data = per_cpu(acfreq_data, policy->cpu);
-+	struct acpi_processor_performance *acpi_data;
-+	struct cpufreq_frequency_table *freq_table;
-+	unsigned int i;
-+	unsigned int vid;
-+	ssize_t count = 0;
-+
-+	if (!check_cpu_control_capability(data)) return -ENODEV; //check if CPU is capable of changing controls
-+
-+	acpi_data = data->acpi_data;
-+	freq_table = data->freq_table;
-+
-+	for (i = 0; freq_table[i].frequency != CPUFREQ_TABLE_END; i++) {
-+		vid = extract_vid_from_control(acpi_data->states[freq_table[i].index].control);
-+		count += sprintf(&buf[count], "%u ", vid);
-+	}
-+	count += sprintf(&buf[count], "\n");
-+
-+	return count;
-+}
-+
-+static ssize_t show_freq_attr_default_vids(struct cpufreq_policy *policy, char *buf)
-+ /* display acpi's default voltage id's
-+  * 
-+  */
-+{
-+	struct acpi_cpufreq_data *data = per_cpu(acfreq_data, policy->cpu);
-+	struct cpufreq_frequency_table *freq_table;
-+	unsigned int i;
-+	unsigned int vid;
-+	ssize_t count = 0;
-+	ssize_t retval;
-+
-+	if (!check_cpu_control_capability(data)) return -ENODEV; //check if CPU is capable of changing controls
-+
-+	retval = check_origial_table(data);
-+        if (0 != retval)
-+		return retval; 
-+
-+	freq_table = data->freq_table;
-+
-+	for (i = 0; freq_table[i].frequency != CPUFREQ_TABLE_END; i++) {
-+		vid = extract_vid_from_control(data->original_controls[freq_table[i].index]);
-+		count += sprintf(&buf[count], "%u ", vid);
-+	}
-+	count += sprintf(&buf[count], "\n");
-+
-+	return count;
-+}
-+
-+static ssize_t show_freq_attr_fids(struct cpufreq_policy *policy, char *buf)
-+ /* display phc's frequeny id's
-+  * 
-+  */
-+{
-+	struct acpi_cpufreq_data *data = per_cpu(acfreq_data, policy->cpu);
-+	struct acpi_processor_performance *acpi_data;
-+	struct cpufreq_frequency_table *freq_table;
-+	unsigned int i;
-+	unsigned int fid;
-+	ssize_t count = 0;
-+
-+	if (!check_cpu_control_capability(data)) return -ENODEV; //check if CPU is capable of changing controls
-+
-+	acpi_data = data->acpi_data;
-+	freq_table = data->freq_table;
-+
-+	for (i = 0; freq_table[i].frequency != CPUFREQ_TABLE_END; i++) {
-+		fid = extract_fid_from_control(acpi_data->states[freq_table[i].index].control);
-+		count += sprintf(&buf[count], "%u ", fid);
-+	}
-+	count += sprintf(&buf[count], "\n");
-+
-+	return count;
-+}
-+
-+static ssize_t show_freq_attr_controls(struct cpufreq_policy *policy, char *buf)
-+ /* display phc's controls for the cpu (frequency id's and related voltage id's)
-+  * 
-+  */
-+{
-+	struct acpi_cpufreq_data *data = per_cpu(acfreq_data, policy->cpu);
-+	struct acpi_processor_performance *acpi_data;
-+	struct cpufreq_frequency_table *freq_table;
-+	unsigned int i;
-+	unsigned int fid;
-+	unsigned int vid;
-+	ssize_t count = 0;
-+
-+	if (!check_cpu_control_capability(data)) return -ENODEV; //check if CPU is capable of changing controls
-+
-+	acpi_data = data->acpi_data;
-+	freq_table = data->freq_table;
-+
-+	for (i = 0; freq_table[i].frequency != CPUFREQ_TABLE_END; i++) {
-+		fid = extract_fid_from_control(acpi_data->states[freq_table[i].index].control);
-+		vid = extract_vid_from_control(acpi_data->states[freq_table[i].index].control);
-+		count += sprintf(&buf[count], "%u:%u ", fid, vid);
-+	}
-+	count += sprintf(&buf[count], "\n");
-+
-+	return count;
-+}
-+
-+static ssize_t show_freq_attr_default_controls(struct cpufreq_policy *policy, char *buf)
-+ /* display acpi's default controls for the cpu (frequency id's and related voltage id's)
-+  * 
-+  */
-+{
-+	struct acpi_cpufreq_data *data = per_cpu(acfreq_data, policy->cpu);
-+	struct cpufreq_frequency_table *freq_table;
-+	unsigned int i;
-+	unsigned int fid;
-+	unsigned int vid;
-+	ssize_t count = 0;
-+	ssize_t retval;
-+
-+	if (!check_cpu_control_capability(data)) return -ENODEV; //check if CPU is capable of changing controls
-+
-+	retval = check_origial_table(data);
-+        if (0 != retval)
-+		return retval; 
-+
-+	freq_table = data->freq_table;
-+
-+	for (i = 0; freq_table[i].frequency != CPUFREQ_TABLE_END; i++) {
-+		fid = extract_fid_from_control(data->original_controls[freq_table[i].index]);
-+		vid = extract_vid_from_control(data->original_controls[freq_table[i].index]);
-+		count += sprintf(&buf[count], "%u:%u ", fid, vid);
-+	}
-+	count += sprintf(&buf[count], "\n");
-+
-+	return count;
-+}
-+
-+
-+static ssize_t store_freq_attr_vids(struct cpufreq_policy *policy, const char *buf, size_t count)
-+ /* store the voltage id's for the related frequency
-+  * We are going to do some sanity checks here to prevent users 
-+  * from setting higher voltages than the default one.
-+  */
-+{
-+	struct acpi_cpufreq_data *data = per_cpu(acfreq_data, policy->cpu);
-+	struct acpi_processor_performance *acpi_data;
-+	struct cpufreq_frequency_table *freq_table;
-+	unsigned int freq_index;
-+	unsigned int state_index;
-+	unsigned int new_vid;
-+	unsigned int original_vid;
-+	unsigned int new_control;
-+	unsigned int original_control;
-+	const char *curr_buf = buf;
-+	char *next_buf;
-+	ssize_t retval;
-+
-+	if (!check_cpu_control_capability(data)) return -ENODEV; //check if CPU is capable of changing controls
-+
-+	retval = check_origial_table(data);
-+        if (0 != retval)
-+		return retval; 
-+
-+	acpi_data = data->acpi_data;
-+	freq_table = data->freq_table;
-+
-+	/* for each value taken from the sysfs interfalce (phc_vids) get entrys and convert them to unsigned long integers*/
-+	for (freq_index = 0; freq_table[freq_index].frequency != CPUFREQ_TABLE_END; freq_index++) {
-+		new_vid = simple_strtoul(curr_buf, &next_buf, 10);
-+		if (next_buf == curr_buf) {
-+			if ((curr_buf - buf == count - 1) && (*curr_buf == '\n')) {   //end of line?
-+				curr_buf++;
-+				break;
-+			}
-+			//if we didn't got end of line but there is nothing more to read something went wrong...
-+			printk("failed to parse vid value at %i (%s)\n", freq_index, curr_buf);
-+			return -EINVAL;
-+		}
-+
-+		state_index = freq_table[freq_index].index;
-+		original_control = data->original_controls[state_index];
-+		original_vid = original_control & INTEL_MSR_VID_MASK;
-+		
-+		/* before we store the values we do some checks to prevent 
-+		 * users to set up values higher than the default one
-+		 */
-+		if (new_vid <= original_vid) {
-+			new_control = (original_control & ~INTEL_MSR_VID_MASK) | new_vid;
-+			dprintk("setting control at %i to %x (default is %x)\n",
-+			        freq_index, new_control, original_control);
-+			acpi_data->states[state_index].control = new_control;
-+
-+		} else {
-+			printk("skipping vid at %i, %u is greater than default %u\n",
-+			       freq_index, new_vid, original_vid);
-+		}
-+
-+		curr_buf = next_buf;
-+		/* jump over value seperators (space or comma).
-+		 * There could be more than one space or comma character
-+		 * to separate two values so we better do it using a loop.
-+		 */
-+		while ((curr_buf - buf < count) && ((*curr_buf == ' ') || (*curr_buf == ','))) {
-+			curr_buf++;
-+		}
-+	}
-+
-+	/* set new voltage for current frequency */
-+	data->resume = 1;
-+	acpi_cpufreq_target(policy, get_cur_freq_on_cpu(policy->cpu), CPUFREQ_RELATION_L);
-+
-+	return curr_buf - buf;
-+}
-+
-+static ssize_t store_freq_attr_controls(struct cpufreq_policy *policy, const char *buf, size_t count)
-+ /* store the controls (frequency id's and related voltage id's)
-+  * We are going to do some sanity checks here to prevent users 
-+  * from setting higher voltages than the default one.
-+  */
-+{
-+	struct acpi_cpufreq_data *data = per_cpu(acfreq_data, policy->cpu);
-+	struct acpi_processor_performance *acpi_data;
-+	struct cpufreq_frequency_table *freq_table;
-+	const char   *curr_buf;
-+	unsigned int  op_count;
-+	unsigned int  state_index;
-+	int           isok;
-+	char         *next_buf;
-+	ssize_t       retval;
-+	unsigned int  new_vid;
-+	unsigned int  original_vid;
-+	unsigned int  new_fid;
-+	unsigned int  old_fid;
-+	unsigned int  original_control;
-+	unsigned int  old_control;
-+	unsigned int  new_control;
-+	int           found;
-+
-+	if (!check_cpu_control_capability(data)) return -ENODEV;
-+
-+	retval = check_origial_table(data);
-+        if (0 != retval)
-+		return retval;
-+
-+	acpi_data = data->acpi_data;
-+	freq_table = data->freq_table;
-+
-+	op_count = 0;
-+	curr_buf = buf;
-+	next_buf = NULL;
-+	isok     = 1;
-+	
-+	while ( (isok) && (curr_buf != NULL) )
-+	{
-+		op_count++;
-+		// Parse fid
-+		new_fid = simple_strtoul(curr_buf, &next_buf, 10);
-+		if ((next_buf != curr_buf) && (next_buf != NULL))
-+		{
-+			// Parse separator between frequency and voltage 
-+			curr_buf = next_buf;
-+			next_buf = NULL;
-+			if (*curr_buf==':')
-+			{
-+				curr_buf++;
-+				// Parse vid
-+				new_vid = simple_strtoul(curr_buf, &next_buf, 10);
-+				if ((next_buf != curr_buf) && (next_buf != NULL))
-+				{
-+					found = 0;
-+					for (state_index = 0; state_index < acpi_data->state_count; state_index++) {
-+						old_control = acpi_data->states[state_index].control;
-+						old_fid = extract_fid_from_control(old_control);
-+						if (new_fid == old_fid)
-+						{
-+							found = 1;
-+							original_control = data->original_controls[state_index];
-+							original_vid = extract_vid_from_control(original_control);
-+							if (new_vid <= original_vid)
-+							{
-+								new_control = (original_control & ~INTEL_MSR_VID_MASK) | new_vid;
-+								dprintk("setting control at %i to %x (default is %x)\n",
-+								        state_index, new_control, original_control);
-+								acpi_data->states[state_index].control = new_control;
-+
-+							} else {
-+								printk("skipping vid at %i, %u is greater than default %u\n",
-+								       state_index, new_vid, original_vid);
-+							}
-+						}
-+					}
-+
-+					if (found == 0)
-+					{
-+						printk("operating point # %u not found (FID = %u)\n", op_count, new_fid);
-+						isok = 0;
-+					}
-+
-+					// Parse seprator before next operating point, if any
-+					curr_buf = next_buf;
-+					next_buf = NULL;
-+					if ((*curr_buf == ',') || (*curr_buf == ' '))
-+						curr_buf++;
-+					else
-+						curr_buf = NULL;
-+				}
-+				else
-+				{
-+					printk("failed to parse VID of operating point # %u (%s)\n", op_count, curr_buf);
-+					isok = 0;
-+				}
-+			}
-+			else
-+			{
-+				printk("failed to parse operating point # %u (%s)\n", op_count, curr_buf);
-+				isok = 0;
-+			}
-+		}
-+		else
-+		{
-+			printk("failed to parse FID of operating point # %u (%s)\n", op_count, curr_buf);
-+			isok = 0;
-+		}
-+	}
-+
-+	if (isok)
-+	{
-+		retval = count;
-+		/* set new voltage at current frequency */
-+		data->resume = 1;
-+		acpi_cpufreq_target(policy, get_cur_freq_on_cpu(policy->cpu), CPUFREQ_RELATION_L);
-+	}
-+	else
-+	{
-+		retval = -EINVAL;
-+	}
-+
-+	return retval;
-+}
-+
-+static ssize_t show_freq_attr_phc_version(struct cpufreq_policy *policy, char *buf)
-+ /* print out the phc version string set at the beginning of that file
-+  */
-+{
-+	ssize_t count = 0;
-+	count += sprintf(&buf[count], "%s\n", PHC_VERSION_STRING);
-+	return count;
-+}
-+
-+
-+
-+static struct freq_attr cpufreq_freq_attr_phc_version =
-+{
-+	/*display phc's version string*/
-+       .attr = { .name = "phc_version", .mode = 0444 },
-+       .show = show_freq_attr_phc_version,
-+       .store = NULL,
-+};
-+
-+static struct freq_attr cpufreq_freq_attr_vids =
-+{
-+	/*display phc's voltage id's for the cpu*/
-+       .attr = { .name = "phc_vids", .mode = 0644 },
-+       .show = show_freq_attr_vids,
-+       .store = store_freq_attr_vids,
-+};
-+
-+static struct freq_attr cpufreq_freq_attr_default_vids =
-+{
-+	/*display acpi's default frequency id's for the cpu*/
-+       .attr = { .name = "phc_default_vids", .mode = 0444 },
-+       .show = show_freq_attr_default_vids,
-+       .store = NULL,
-+};
-+
-+static struct freq_attr cpufreq_freq_attr_fids =
-+{
-+	/*display phc's default frequency id's for the cpu*/
-+       .attr = { .name = "phc_fids", .mode = 0444 },
-+       .show = show_freq_attr_fids,
-+       .store = NULL,
-+};
-+
-+static struct freq_attr cpufreq_freq_attr_controls =
-+{
-+	/*display phc's current voltage/frequency controls for the cpu*/
-+       .attr = { .name = "phc_controls", .mode = 0644 },
-+       .show = show_freq_attr_controls,
-+       .store = store_freq_attr_controls,
-+};
-+
-+static struct freq_attr cpufreq_freq_attr_default_controls =
-+{
-+	/*display acpi's default voltage/frequency controls for the cpu*/
-+       .attr = { .name = "phc_default_controls", .mode = 0444 },
-+       .show = show_freq_attr_default_controls,
-+       .store = NULL,
-+};
-+
-+
- static struct freq_attr *acpi_cpufreq_attr[] = {
- 	&cpufreq_freq_attr_scaling_available_freqs,
-+	&cpufreq_freq_attr_phc_version,
-+	&cpufreq_freq_attr_vids,
-+	&cpufreq_freq_attr_default_vids,
-+	&cpufreq_freq_attr_fids,
-+	&cpufreq_freq_attr_controls,
-+	&cpufreq_freq_attr_default_controls,
- 	NULL,
- };
- 
diff --git a/sys-power/phc-intel/phc-intel-0.3.2.12.1-r2.ebuild b/sys-power/phc-intel/phc-intel-0.3.2.12.1-r3.ebuild
index 9ae90643745e..8f710459d0f8 100644
--- a/sys-power/phc-intel/phc-intel-0.3.2.12.1-r2.ebuild
+++ b/sys-power/phc-intel/phc-intel-0.3.2.12.1-r3.ebuild
@@ -1,6 +1,6 @@
 # Copyright 1999-2011 Gentoo Foundation
 # Distributed under the terms of the GNU General Public License v2
-# $Header: /var/cvsroot/gentoo-x86/sys-power/phc-intel/phc-intel-0.3.2.12.1-r2.ebuild,v 1.4 2011/05/20 13:13:40 xmw Exp $
+# $Header: /var/cvsroot/gentoo-x86/sys-power/phc-intel/phc-intel-0.3.2.12.1-r3.ebuild,v 1.1 2011/06/11 13:51:30 xmw Exp $
 
 EAPI=2
 
@@ -18,7 +18,7 @@ IUSE=""
 S=${WORKDIR}/${PN}-$(replace_version_separator 3 '-' $(replace_version_separator 4 '-'))
 
 CONFIG_CHECK="~!X86_ACPI_CPUFREQ"
-ERROR_X86_ACPI_CPUFREQ="CONFIG_X86_ACPI_CPUFREQ has to be configured to Module or Not set to enable the replacement of acpi-cpufreq with phc-intel."
+ERROR_X86_ACPI_CPUFREQ="CONFIG_X86_ACPI_CPUFREQ has to be configured to Module to enable the replacement of acpi-cpufreq with phc-intel."
 
 MODULE_NAMES="phc-intel(misc:)"
 BUILD_PARAMS="KERNELSRC=\"${KERNEL_DIR}\" -j1"
@@ -34,15 +34,21 @@ pkg_setup() {
 }
 
 src_prepare() {
-	local my_k="${KV_MAJOR}.${KV_MINOR}.${KV_PATCH}"
-	if kernel_is eq 2 6 35 || kernel_is eq 2 6 36 || kernel_is eq 2 6 37 || \
-		kernel_is eq 2 6 38 || kernel_is eq 2 6 39 ; then
-		cp "${KERNEL_DIR}"/arch/x86/kernel/cpu/cpufreq/mperf.h . || die
-		mkdir inc/${my_k} || die
-		cp "${FILESDIR}"/${P}-${my_k}.patch \
-			inc/${my_k}/linux-phc-$(get_version_component_range 1-3).patch \
-			|| die
-		cp "${KERNEL_DIR}"/arch/x86/kernel/cpu/cpufreq/acpi-cpufreq.c inc/${my_k} || die
+	sed -e '/^all:/s:prepare::' \
+		-e '/error Only support for 2.6 series kernels/d' \
+		-i Makefile || die
+
+	local my_sub=arch/x86/kernel/cpu
+	if kernel_is gt 2 6 39 ; then
+		my_sub=drivers
+	fi
+	cp -v "${KERNEL_DIR}"/${my_sub}/cpufreq/acpi-cpufreq.c phc-intel.c || die
+	cp -v "${KERNEL_DIR}"/${my_sub}/cpufreq/mperf.h . || die
+
+	if kernel_is eq 2 6 35 || kernel_is eq 2 6 36 ; then
+		patch phc-intel.c "${FILESDIR}"/${P}-${KV_MAJOR}.${KV_MINOR}.${KV_PATCH}.patch
+	else
+		patch phc-intel.c "${FILESDIR}"/${P}-2.6.37.patch
 	fi
 }