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clocksource: sh_tmu: Rename struct sh_tmu_priv to sh_tmu_device 

Channel data is private as well, rename priv to device to make the
distrinction between the core device and the channels clearer.

Signed-off-by: Laurent Pinchart <laurent.pinchart+renesas@ideasonboard.com>
This commit is contained in:
Laurent Pinchart 2014-01-27 22:04:17 +01:00
parent de2d12c7e8
commit 0a72aa39cc
1 changed files with 34 additions and 34 deletions
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68
drivers/clocksource/sh_tmu.c
View File

@ -35,10 +35,10 @@
#include <linux/pm_domain.h>
#include <linux/pm_runtime.h>
struct sh_tmu_priv;
struct sh_tmu_device;
struct sh_tmu_channel {
struct sh_tmu_priv *tmu;
struct sh_tmu_device *tmu;
int irq;
@ -50,7 +50,7 @@ struct sh_tmu_channel {
unsigned int enable_count;
};
struct sh_tmu_priv {
struct sh_tmu_device {
struct platform_device *pdev;
void __iomem *mapbase;
@ -436,59 +436,59 @@ static int sh_tmu_register(struct sh_tmu_channel *ch, char *name,
return 0;
}
static int sh_tmu_setup(struct sh_tmu_priv *p, struct platform_device *pdev)
static int sh_tmu_setup(struct sh_tmu_device *tmu, struct platform_device *pdev)
{
struct sh_timer_config *cfg = pdev->dev.platform_data;
struct resource *res;
int ret;
ret = -ENXIO;
memset(p, 0, sizeof(*p));
p->pdev = pdev;
memset(tmu, 0, sizeof(*tmu));
tmu->pdev = pdev;
if (!cfg) {
dev_err(&p->pdev->dev, "missing platform data\n");
dev_err(&tmu->pdev->dev, "missing platform data\n");
goto err0;
}
platform_set_drvdata(pdev, p);
platform_set_drvdata(pdev, tmu);
res = platform_get_resource(p->pdev, IORESOURCE_MEM, 0);
res = platform_get_resource(tmu->pdev, IORESOURCE_MEM, 0);
if (!res) {
dev_err(&p->pdev->dev, "failed to get I/O memory\n");
dev_err(&tmu->pdev->dev, "failed to get I/O memory\n");
goto err0;
}
p->channel.irq = platform_get_irq(p->pdev, 0);
if (p->channel.irq < 0) {
dev_err(&p->pdev->dev, "failed to get irq\n");
tmu->channel.irq = platform_get_irq(tmu->pdev, 0);
if (tmu->channel.irq < 0) {
dev_err(&tmu->pdev->dev, "failed to get irq\n");
goto err0;
}
/* map memory, let mapbase point to our channel */
p->mapbase = ioremap_nocache(res->start, resource_size(res));
if (p->mapbase == NULL) {
dev_err(&p->pdev->dev, "failed to remap I/O memory\n");
tmu->mapbase = ioremap_nocache(res->start, resource_size(res));
if (tmu->mapbase == NULL) {
dev_err(&tmu->pdev->dev, "failed to remap I/O memory\n");
goto err0;
}
/* get hold of clock */
p->clk = clk_get(&p->pdev->dev, "tmu_fck");
if (IS_ERR(p->clk)) {
dev_err(&p->pdev->dev, "cannot get clock\n");
ret = PTR_ERR(p->clk);
tmu->clk = clk_get(&tmu->pdev->dev, "tmu_fck");
if (IS_ERR(tmu->clk)) {
dev_err(&tmu->pdev->dev, "cannot get clock\n");
ret = PTR_ERR(tmu->clk);
goto err1;
}
ret = clk_prepare(p->clk);
ret = clk_prepare(tmu->clk);
if (ret < 0)
goto err2;
p->channel.cs_enabled = false;
p->channel.enable_count = 0;
p->channel.tmu = p;
tmu->channel.cs_enabled = false;
tmu->channel.enable_count = 0;
tmu->channel.tmu = tmu;
ret = sh_tmu_register(&p->channel, (char *)dev_name(&p->pdev->dev),
ret = sh_tmu_register(&tmu->channel, (char *)dev_name(&tmu->pdev->dev),
cfg->clockevent_rating,
cfg->clocksource_rating);
if (ret < 0)
@ -497,18 +497,18 @@ static int sh_tmu_setup(struct sh_tmu_priv *p, struct platform_device *pdev)
return 0;
err3:
clk_unprepare(p->clk);
clk_unprepare(tmu->clk);
err2:
clk_put(p->clk);
clk_put(tmu->clk);
err1:
iounmap(p->mapbase);
iounmap(tmu->mapbase);
err0:
return ret;
}
static int sh_tmu_probe(struct platform_device *pdev)
{
struct sh_tmu_priv *p = platform_get_drvdata(pdev);
struct sh_tmu_device *tmu = platform_get_drvdata(pdev);
struct sh_timer_config *cfg = pdev->dev.platform_data;
int ret;
@ -517,20 +517,20 @@ static int sh_tmu_probe(struct platform_device *pdev)
pm_runtime_enable(&pdev->dev);
}
if (p) {
if (tmu) {
dev_info(&pdev->dev, "kept as earlytimer\n");
goto out;
}
p = kmalloc(sizeof(*p), GFP_KERNEL);
if (p == NULL) {
tmu = kmalloc(sizeof(*tmu), GFP_KERNEL);
if (tmu == NULL) {
dev_err(&pdev->dev, "failed to allocate driver data\n");
return -ENOMEM;
}
ret = sh_tmu_setup(p, pdev);
ret = sh_tmu_setup(tmu, pdev);
if (ret) {
kfree(p);
kfree(tmu);
pm_runtime_idle(&pdev->dev);
return ret;
}