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Subject[PATCH 18/21] platform: goldfish: pipe: Rename PIPE_REG to PIPE_V2_REG
From
From: Roman Kiryanov <rkir@google.com>

PIPE_V1_REG will be introduced later for v1 support.

Signed-off-by: Roman Kiryanov <rkir@google.com>
---
drivers/platform/goldfish/goldfish_pipe.c | 4 ++--
drivers/platform/goldfish/goldfish_pipe_qemu.h | 18 +++++++++---------
drivers/platform/goldfish/goldfish_pipe_v2.c | 16 ++++++++--------
3 files changed, 19 insertions(+), 19 deletions(-)

diff --git a/drivers/platform/goldfish/goldfish_pipe.c b/drivers/platform/goldfish/goldfish_pipe.c
index 8a65cdfd6555..d963b7485ce5 100644
--- a/drivers/platform/goldfish/goldfish_pipe.c
+++ b/drivers/platform/goldfish/goldfish_pipe.c
@@ -102,8 +102,8 @@ static int goldfish_pipe_probe(struct platform_device *pdev)
* reading device version back: this allows the host implementation to
* detect the old driver (if there was no version write before read).
*/
- writel((u32)PIPE_DRIVER_VERSION, base + PIPE_REG_VERSION);
- version = readl(base + PIPE_REG_VERSION);
+ writel((u32)PIPE_DRIVER_VERSION, base + PIPE_V2_REG_VERSION);
+ version = readl(base + PIPE_V2_REG_VERSION);

if (WARN_ON(version < PIPE_CURRENT_DEVICE_VERSION))
return -EINVAL;
diff --git a/drivers/platform/goldfish/goldfish_pipe_qemu.h b/drivers/platform/goldfish/goldfish_pipe_qemu.h
index 0ffc51dba54c..599b69f0baa1 100644
--- a/drivers/platform/goldfish/goldfish_pipe_qemu.h
+++ b/drivers/platform/goldfish/goldfish_pipe_qemu.h
@@ -62,19 +62,19 @@ enum PipeFlagsBits {
BIT_WAKE_ON_READ = 2, /* want to be woken on reads */
};

-enum PipeRegs {
- PIPE_REG_CMD = 0,
+enum PipeV2Regs {
+ PIPE_V2_REG_CMD = 0,

- PIPE_REG_SIGNAL_BUFFER_HIGH = 4,
- PIPE_REG_SIGNAL_BUFFER = 8,
- PIPE_REG_SIGNAL_BUFFER_COUNT = 12,
+ PIPE_V2_REG_SIGNAL_BUFFER_HIGH = 4,
+ PIPE_V2_REG_SIGNAL_BUFFER = 8,
+ PIPE_V2_REG_SIGNAL_BUFFER_COUNT = 12,

- PIPE_REG_OPEN_BUFFER_HIGH = 20,
- PIPE_REG_OPEN_BUFFER = 24,
+ PIPE_V2_REG_OPEN_BUFFER_HIGH = 20,
+ PIPE_V2_REG_OPEN_BUFFER = 24,

- PIPE_REG_VERSION = 36,
+ PIPE_V2_REG_VERSION = 36,

- PIPE_REG_GET_SIGNALLED = 48,
+ PIPE_V2_REG_GET_SIGNALLED = 48,
};

enum PipeCmdCode {
diff --git a/drivers/platform/goldfish/goldfish_pipe_v2.c b/drivers/platform/goldfish/goldfish_pipe_v2.c
index 2332aa4bfcea..862ef3a56388 100644
--- a/drivers/platform/goldfish/goldfish_pipe_v2.c
+++ b/drivers/platform/goldfish/goldfish_pipe_v2.c
@@ -259,7 +259,7 @@ static int goldfish_pipe_cmd_locked(struct goldfish_pipe *pipe,
pipe->command_buffer->cmd = cmd;
/* failure by default */
pipe->command_buffer->status = PIPE_ERROR_INVAL;
- writel(pipe->id, pipe->dev->base + PIPE_REG_CMD);
+ writel(pipe->id, pipe->dev->base + PIPE_V2_REG_CMD);
return pipe->command_buffer->status;
}

@@ -276,7 +276,7 @@ static int goldfish_pipe_cmd(struct goldfish_pipe *pipe, enum PipeCmdCode cmd)

/*
* This function converts an error code returned by the emulator through
- * the PIPE_REG_STATUS i/o register into a valid negative errno value.
+ * the PIPE_V2_REG_STATUS i/o register into a valid negative errno value.
*/
static int goldfish_pipe_error_convert(int status)
{
@@ -673,7 +673,7 @@ static irqreturn_t goldfish_pipe_interrupt(int irq, void *dev_id)
/* Request the signalled pipes from the device */
spin_lock_irqsave(&dev->lock, flags);

- count = readl(dev->base + PIPE_REG_GET_SIGNALLED);
+ count = readl(dev->base + PIPE_V2_REG_GET_SIGNALLED);
if (count == 0) {
spin_unlock_irqrestore(&dev->lock, flags);
return IRQ_NONE;
@@ -1181,15 +1181,15 @@ int goldfish_pipe_device_v2_init(struct platform_device *pdev,

/* Send the buffer addresses to the host */
write_pa_addr(&dev->buffers->signalled_pipe_buffers,
- dev->base + PIPE_REG_SIGNAL_BUFFER,
- dev->base + PIPE_REG_SIGNAL_BUFFER_HIGH);
+ dev->base + PIPE_V2_REG_SIGNAL_BUFFER,
+ dev->base + PIPE_V2_REG_SIGNAL_BUFFER_HIGH);

writel(MAX_SIGNALLED_PIPES,
- dev->base + PIPE_REG_SIGNAL_BUFFER_COUNT);
+ dev->base + PIPE_V2_REG_SIGNAL_BUFFER_COUNT);

write_pa_addr(&dev->buffers->open_command_params,
- dev->base + PIPE_REG_OPEN_BUFFER,
- dev->base + PIPE_REG_OPEN_BUFFER_HIGH);
+ dev->base + PIPE_V2_REG_OPEN_BUFFER,
+ dev->base + PIPE_V2_REG_OPEN_BUFFER_HIGH);

platform_set_drvdata(pdev, dev);
return 0;
--
2.19.0.397.gdd90340f6a-goog
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