diff options
Diffstat (limited to 'drivers/platform')
| -rw-r--r-- | drivers/platform/goldfish/goldfish_pipe.c | 35 | ||||
| -rw-r--r-- | drivers/platform/x86/asus-wmi.c | 7 | ||||
| -rw-r--r-- | drivers/platform/x86/intel_menlow.c | 9 |
3 files changed, 21 insertions, 30 deletions
diff --git a/drivers/platform/goldfish/goldfish_pipe.c b/drivers/platform/goldfish/goldfish_pipe.c index cef0133aa47a..1ab207ec9c94 100644 --- a/drivers/platform/goldfish/goldfish_pipe.c +++ b/drivers/platform/goldfish/goldfish_pipe.c @@ -257,12 +257,12 @@ static int goldfish_pipe_error_convert(int status) } } -static int pin_user_pages(unsigned long first_page, - unsigned long last_page, - unsigned int last_page_size, - int is_write, - struct page *pages[MAX_BUFFERS_PER_COMMAND], - unsigned int *iter_last_page_size) +static int goldfish_pin_pages(unsigned long first_page, + unsigned long last_page, + unsigned int last_page_size, + int is_write, + struct page *pages[MAX_BUFFERS_PER_COMMAND], + unsigned int *iter_last_page_size) { int ret; int requested_pages = ((last_page - first_page) >> PAGE_SHIFT) + 1; @@ -274,7 +274,7 @@ static int pin_user_pages(unsigned long first_page, *iter_last_page_size = last_page_size; } - ret = get_user_pages_fast(first_page, requested_pages, + ret = pin_user_pages_fast(first_page, requested_pages, !is_write ? FOLL_WRITE : 0, pages); if (ret <= 0) @@ -285,18 +285,6 @@ static int pin_user_pages(unsigned long first_page, return ret; } -static void release_user_pages(struct page **pages, int pages_count, - int is_write, s32 consumed_size) -{ - int i; - - for (i = 0; i < pages_count; i++) { - if (!is_write && consumed_size > 0) - set_page_dirty(pages[i]); - put_page(pages[i]); - } -} - /* Populate the call parameters, merging adjacent pages together */ static void populate_rw_params(struct page **pages, int pages_count, @@ -354,9 +342,9 @@ static int transfer_max_buffers(struct goldfish_pipe *pipe, if (mutex_lock_interruptible(&pipe->lock)) return -ERESTARTSYS; - pages_count = pin_user_pages(first_page, last_page, - last_page_size, is_write, - pipe->pages, &iter_last_page_size); + pages_count = goldfish_pin_pages(first_page, last_page, + last_page_size, is_write, + pipe->pages, &iter_last_page_size); if (pages_count < 0) { mutex_unlock(&pipe->lock); return pages_count; @@ -372,7 +360,8 @@ static int transfer_max_buffers(struct goldfish_pipe *pipe, *consumed_size = pipe->command_buffer->rw_params.consumed_size; - release_user_pages(pipe->pages, pages_count, is_write, *consumed_size); + unpin_user_pages_dirty_lock(pipe->pages, pages_count, + !is_write && *consumed_size > 0); mutex_unlock(&pipe->lock); return 0; diff --git a/drivers/platform/x86/asus-wmi.c b/drivers/platform/x86/asus-wmi.c index 43bb15e05529..612ef5526226 100644 --- a/drivers/platform/x86/asus-wmi.c +++ b/drivers/platform/x86/asus-wmi.c @@ -33,9 +33,9 @@ #include <linux/seq_file.h> #include <linux/platform_data/x86/asus-wmi.h> #include <linux/platform_device.h> -#include <linux/thermal.h> #include <linux/acpi.h> #include <linux/dmi.h> +#include <linux/units.h> #include <acpi/battery.h> #include <acpi/video.h> @@ -1514,9 +1514,8 @@ static ssize_t asus_hwmon_temp1(struct device *dev, if (err < 0) return err; - value = DECI_KELVIN_TO_CELSIUS((value & 0xFFFF)) * 1000; - - return sprintf(buf, "%d\n", value); + return sprintf(buf, "%ld\n", + deci_kelvin_to_millicelsius(value & 0xFFFF)); } /* Fan1 */ diff --git a/drivers/platform/x86/intel_menlow.c b/drivers/platform/x86/intel_menlow.c index b102f6dd5693..101d7e791a13 100644 --- a/drivers/platform/x86/intel_menlow.c +++ b/drivers/platform/x86/intel_menlow.c @@ -22,6 +22,7 @@ #include <linux/slab.h> #include <linux/thermal.h> #include <linux/types.h> +#include <linux/units.h> MODULE_AUTHOR("Thomas Sujith"); MODULE_AUTHOR("Zhang Rui"); @@ -302,8 +303,10 @@ static ssize_t aux_show(struct device *dev, struct device_attribute *dev_attr, int result; result = sensor_get_auxtrip(attr->handle, idx, &value); + if (result) + return result; - return result ? result : sprintf(buf, "%lu", DECI_KELVIN_TO_CELSIUS(value)); + return sprintf(buf, "%lu", deci_kelvin_to_celsius(value)); } static ssize_t aux0_show(struct device *dev, @@ -332,8 +335,8 @@ static ssize_t aux_store(struct device *dev, struct device_attribute *dev_attr, if (value < 0) return -EINVAL; - result = sensor_set_auxtrip(attr->handle, idx, - CELSIUS_TO_DECI_KELVIN(value)); + result = sensor_set_auxtrip(attr->handle, idx, + celsius_to_deci_kelvin(value)); return result ? result : count; } |
