summaryrefslogtreecommitdiff
path: root/drivers/platform/goldfish
diff options
context:
space:
mode:
authorRoman Kiryanov <rkir@google.com>2018-08-27 11:23:13 -0700
committerGreg Kroah-Hartman <gregkh@linuxfoundation.org>2018-09-14 15:31:31 +0200
commit52bcc7d942f09c03d558fe43843b13a60ac1a351 (patch)
tree1617f0f08403b4135a6339f8326b386e665e4281 /drivers/platform/goldfish
parent562a74de9757d1ab92a2061ed48e8592827064e1 (diff)
platform: goldfish: pipe: Fix alignment to match parenthesis
checkpatch: Alignment should match open parenthesis. Signed-off-by: Roman Kiryanov <rkir@google.com> Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Diffstat (limited to 'drivers/platform/goldfish')
-rw-r--r--drivers/platform/goldfish/goldfish_pipe.c83
1 files changed, 48 insertions, 35 deletions
diff --git a/drivers/platform/goldfish/goldfish_pipe.c b/drivers/platform/goldfish/goldfish_pipe.c
index 324129879b09..02783bc59dd7 100644
--- a/drivers/platform/goldfish/goldfish_pipe.c
+++ b/drivers/platform/goldfish/goldfish_pipe.c
@@ -252,10 +252,12 @@ 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 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)
{
int ret;
int requested_pages = ((last_page - first_page) >> PAGE_SHIFT) + 1;
@@ -267,8 +269,8 @@ static int pin_user_pages(unsigned long first_page, unsigned long last_page,
*iter_last_page_size = last_page_size;
}
- ret = get_user_pages_fast(
- first_page, requested_pages, !is_write, pages);
+ ret = get_user_pages_fast(first_page, requested_pages, !is_write,
+ pages);
if (ret <= 0)
return -EFAULT;
if (ret < requested_pages)
@@ -278,7 +280,7 @@ static int pin_user_pages(unsigned long first_page, unsigned long last_page,
}
static void release_user_pages(struct page **pages, int pages_count,
- int is_write, s32 consumed_size)
+ int is_write, s32 consumed_size)
{
int i;
@@ -290,12 +292,15 @@ static void release_user_pages(struct page **pages, int pages_count,
}
/* Populate the call parameters, merging adjacent pages together */
-static void populate_rw_params(
- struct page **pages, int pages_count,
- unsigned long address, unsigned long address_end,
- unsigned long first_page, unsigned long last_page,
- unsigned int iter_last_page_size, int is_write,
- struct goldfish_pipe_command *command)
+static void populate_rw_params(struct page **pages,
+ int pages_count,
+ unsigned long address,
+ unsigned long address_end,
+ unsigned long first_page,
+ unsigned long last_page,
+ unsigned int iter_last_page_size,
+ int is_write,
+ struct goldfish_pipe_command *command)
{
/*
* Process the first page separately - it's the only page that
@@ -327,16 +332,20 @@ static void populate_rw_params(
}
static int transfer_max_buffers(struct goldfish_pipe *pipe,
- unsigned long address, unsigned long address_end, int is_write,
- unsigned long last_page, unsigned int last_page_size,
- s32 *consumed_size, int *status)
+ unsigned long address,
+ unsigned long address_end,
+ int is_write,
+ unsigned long last_page,
+ unsigned int last_page_size,
+ s32 *consumed_size,
+ int *status)
{
static struct page *pages[MAX_BUFFERS_PER_COMMAND];
unsigned long first_page = address & PAGE_MASK;
unsigned int iter_last_page_size;
int pages_count = pin_user_pages(first_page, last_page,
- last_page_size, is_write,
- pages, &iter_last_page_size);
+ last_page_size, is_write,
+ pages, &iter_last_page_size);
if (pages_count < 0)
return pages_count;
@@ -346,8 +355,8 @@ static int transfer_max_buffers(struct goldfish_pipe *pipe,
return -ERESTARTSYS;
populate_rw_params(pages, pages_count, address, address_end,
- first_page, last_page, iter_last_page_size, is_write,
- pipe->command_buffer);
+ first_page, last_page, iter_last_page_size, is_write,
+ pipe->command_buffer);
/* Transfer the data */
*status = goldfish_pipe_cmd_locked(pipe,
@@ -374,7 +383,7 @@ static int wait_for_host_signal(struct goldfish_pipe *pipe, int is_write)
while (test_bit(wake_bit, &pipe->flags)) {
if (wait_event_interruptible(pipe->wake_queue,
- !test_bit(wake_bit, &pipe->flags)))
+ !test_bit(wake_bit, &pipe->flags)))
return -ERESTARTSYS;
if (test_bit(BIT_CLOSED_ON_HOST, &pipe->flags))
@@ -385,7 +394,9 @@ static int wait_for_host_signal(struct goldfish_pipe *pipe, int is_write)
}
static ssize_t goldfish_pipe_read_write(struct file *filp,
- char __user *buffer, size_t bufflen, int is_write)
+ char __user *buffer,
+ size_t bufflen,
+ int is_write)
{
struct goldfish_pipe *pipe = filp->private_data;
int count = 0, ret = -EINVAL;
@@ -400,7 +411,7 @@ static ssize_t goldfish_pipe_read_write(struct file *filp,
return 0;
/* Check the buffer range for access */
if (unlikely(!access_ok(is_write ? VERIFY_WRITE : VERIFY_READ,
- buffer, bufflen)))
+ buffer, bufflen)))
return -EFAULT;
address = (unsigned long)buffer;
@@ -413,8 +424,8 @@ static ssize_t goldfish_pipe_read_write(struct file *filp,
int status;
ret = transfer_max_buffers(pipe, address, address_end, is_write,
- last_page, last_page_size, &consumed_size,
- &status);
+ last_page, last_page_size,
+ &consumed_size, &status);
if (ret < 0)
break;
@@ -467,19 +478,21 @@ static ssize_t goldfish_pipe_read_write(struct file *filp,
}
static ssize_t goldfish_pipe_read(struct file *filp, char __user *buffer,
- size_t bufflen, loff_t *ppos)
+ size_t bufflen, loff_t *ppos)
{
return goldfish_pipe_read_write(filp, buffer, bufflen,
- /* is_write */ 0);
+ /* is_write */ 0);
}
static ssize_t goldfish_pipe_write(struct file *filp,
- const char __user *buffer, size_t bufflen,
- loff_t *ppos)
+ const char __user *buffer, size_t bufflen,
+ loff_t *ppos)
{
- return goldfish_pipe_read_write(filp,
- /* cast away the const */(char __user *)buffer, bufflen,
- /* is_write */ 1);
+ /* cast away the const */
+ char __user *no_const_buffer = (char __user *)buffer;
+
+ return goldfish_pipe_read_write(filp, no_const_buffer, bufflen,
+ /* is_write */ 1);
}
static __poll_t goldfish_pipe_poll(struct file *filp, poll_table *wait)
@@ -507,7 +520,7 @@ static __poll_t goldfish_pipe_poll(struct file *filp, poll_table *wait)
}
static void signalled_pipes_add_locked(struct goldfish_pipe_dev *dev,
- u32 id, u32 flags)
+ u32 id, u32 flags)
{
struct goldfish_pipe *pipe;
@@ -529,7 +542,7 @@ static void signalled_pipes_add_locked(struct goldfish_pipe_dev *dev,
}
static void signalled_pipes_remove_locked(struct goldfish_pipe_dev *dev,
- struct goldfish_pipe *pipe)
+ struct goldfish_pipe *pipe)
{
if (pipe->prev_signalled)
pipe->prev_signalled->next_signalled = pipe->next_signalled;
@@ -805,7 +818,7 @@ static int goldfish_pipe_device_init(struct platform_device *pdev)
dev->first_signalled_pipe = NULL;
dev->pipes_capacity = INITIAL_PIPES_CAPACITY;
dev->pipes = kcalloc(dev->pipes_capacity, sizeof(*dev->pipes),
- GFP_KERNEL);
+ GFP_KERNEL);
if (!dev->pipes)
return -ENOMEM;