[PATCH v3 03/14] i2c-octeon: Cleanup resource allocation code

From: Jan Glauber
Date: Mon Mar 07 2016 - 10:11:43 EST


From: David Daney <david.daney@xxxxxxxxxx>

Use resource start and size directly.

Signed-off-by: David Daney <david.daney@xxxxxxxxxx>
Signed-off-by: Jan Glauber <jglauber@xxxxxxxxxx>
---
drivers/i2c/busses/i2c-octeon.c | 11 ++++-------
1 file changed, 4 insertions(+), 7 deletions(-)

diff --git a/drivers/i2c/busses/i2c-octeon.c b/drivers/i2c/busses/i2c-octeon.c
index 03dd3d9..519e328 100644
--- a/drivers/i2c/busses/i2c-octeon.c
+++ b/drivers/i2c/busses/i2c-octeon.c
@@ -68,9 +68,7 @@ struct octeon_i2c {
int irq;
u32 twsi_freq;
int sys_freq;
- resource_size_t twsi_phys;
void __iomem *twsi_base;
- resource_size_t regsize;
struct device *dev;
};

@@ -508,8 +506,6 @@ static int octeon_i2c_probe(struct platform_device *pdev)
result = -ENXIO;
goto out;
}
- i2c->twsi_phys = res_mem->start;
- i2c->regsize = resource_size(res_mem);

/*
* "clock-rate" is a legacy binding, the official binding is
@@ -526,12 +522,13 @@ static int octeon_i2c_probe(struct platform_device *pdev)

i2c->sys_freq = octeon_get_io_clock_rate();

- if (!devm_request_mem_region(&pdev->dev, i2c->twsi_phys, i2c->regsize,
- res_mem->name)) {
+ if (!devm_request_mem_region(&pdev->dev, res_mem->start,
+ resource_size(res_mem), res_mem->name)) {
dev_err(i2c->dev, "request_mem_region failed\n");
goto out;
}
- i2c->twsi_base = devm_ioremap(&pdev->dev, i2c->twsi_phys, i2c->regsize);
+ i2c->twsi_base = devm_ioremap(&pdev->dev, res_mem->start,
+ resource_size(res_mem));

init_waitqueue_head(&i2c->queue);

--
1.9.1