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Merge tag 'hwmon-for-linus-v4.7-rc3' of git://git.kernel.org/pub/scm/linux/kernel/git/groeck/linux-staging

Pull hwmon fixes from Guenter Roeck:

 - fix regression in fam15h_power driver

 - minor variable type fix in lm90 driver

 - document compatible statement for ina2xx driver

* tag 'hwmon-for-linus-v4.7-rc3' of git://git.kernel.org/pub/scm/linux/kernel/git/groeck/linux-staging:
  hwmon: (lm90) use proper type for update_interval
  hwmon: (ina2xx) Document compatible for INA231
  hwmon: (fam15h_power) Disable preemption when reading registers
Linus Torvalds 9 лет назад
Родитель
Сommit
c8f17d6064

+ 1 - 0
Documentation/devicetree/bindings/hwmon/ina2xx.txt

@@ -7,6 +7,7 @@ Required properties:
 	- "ti,ina220" for ina220
 	- "ti,ina226" for ina226
 	- "ti,ina230" for ina230
+	- "ti,ina231" for ina231
 - reg: I2C address
 
 Optional properties:

+ 2 - 6
drivers/hwmon/fam15h_power.c

@@ -172,9 +172,9 @@ static void do_read_registers_on_cu(void *_data)
  */
 static int read_registers(struct fam15h_power_data *data)
 {
-	int this_cpu, ret, cpu;
 	int core, this_core;
 	cpumask_var_t mask;
+	int ret, cpu;
 
 	ret = zalloc_cpumask_var(&mask, GFP_KERNEL);
 	if (!ret)
@@ -183,7 +183,6 @@ static int read_registers(struct fam15h_power_data *data)
 	memset(data->cu_on, 0, sizeof(int) * MAX_CUS);
 
 	get_online_cpus();
-	this_cpu = smp_processor_id();
 
 	/*
 	 * Choose the first online core of each compute unit, and then
@@ -205,12 +204,9 @@ static int read_registers(struct fam15h_power_data *data)
 		cpumask_set_cpu(cpumask_any(topology_sibling_cpumask(cpu)), mask);
 	}
 
-	if (cpumask_test_cpu(this_cpu, mask))
-		do_read_registers_on_cu(data);
+	on_each_cpu_mask(mask, do_read_registers_on_cu, data, true);
 
-	smp_call_function_many(mask, do_read_registers_on_cu, data, true);
 	put_online_cpus();
-
 	free_cpumask_var(mask);
 
 	return 0;

+ 1 - 1
drivers/hwmon/lm90.c

@@ -375,7 +375,7 @@ struct lm90_data {
 	int kind;
 	u32 flags;
 
-	int update_interval;	/* in milliseconds */
+	unsigned int update_interval; /* in milliseconds */
 
 	u8 config_orig;		/* Original configuration register value */
 	u8 convrate_orig;	/* Original conversion rate register value */