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goldfish: pipe: ANDROID: Replace writel with gf_write_ptr

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We have a function around a pair of writel to
simplify 64-bit support.

Bug: 72717639
bug: 66884503
Change-Id: Id23d23f6998e7be348646bb4ea9884f165c1149b
Signed-off-by: Roman Kiryanov <rkir@google.com>
This commit is contained in:
Roman Kiryanov 2018-04-30 18:04:11 -07:00 • committed by Greg Kroah-Hartman
parent 31569bb450
commit 834913c4b7
1 changed files with 8 additions and 14 deletions
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22
drivers/platform/goldfish/goldfish_pipe_v2.c
View file

@ -839,22 +839,16 @@ static int goldfish_pipe_device_init_v2(struct platform_device *pdev)
dev->buffers = (struct goldfish_pipe_dev_buffers *)page;
/* Send the buffer addresses to the host */
{
u64 paddr = __pa(&dev->buffers->signalled_pipe_buffers);
gf_write_ptr(&dev->buffers->signalled_pipe_buffers,
dev->base + PIPE_REG_SIGNAL_BUFFER,
dev->base + PIPE_REG_SIGNAL_BUFFER_HIGH);
writel((u32)(unsigned long)(paddr >> 32),
dev->base + PIPE_REG_SIGNAL_BUFFER_HIGH);
writel((u32)(unsigned long)paddr,
dev->base + PIPE_REG_SIGNAL_BUFFER);
writel((u32)MAX_SIGNALLED_PIPES,
dev->base + PIPE_REG_SIGNAL_BUFFER_COUNT);
writel((u32)MAX_SIGNALLED_PIPES,
dev->base + PIPE_REG_SIGNAL_BUFFER_COUNT);
paddr = __pa(&dev->buffers->open_command_params);
writel((u32)(unsigned long)(paddr >> 32),
dev->base + PIPE_REG_OPEN_BUFFER_HIGH);
writel((u32)(unsigned long)paddr,
dev->base + PIPE_REG_OPEN_BUFFER);
}
gf_write_ptr(&dev->buffers->open_command_params,
dev->base + PIPE_REG_OPEN_BUFFER,
dev->base + PIPE_REG_OPEN_BUFFER_HIGH);
return 0;
}