[PATCH/RESEND #3 3/7] arm: omap: smartreflex: use dev_get_drvdata()

From: Felipe Balbi
Date: Tue Nov 15 2011 - 03:47:46 EST


When we need to fetch struct omap_sr on PM
handlers, there's no need to access platform_data.

Instead, we can use dev_get_drvdata(dev) like
other drivers do.

Signed-off-by: Felipe Balbi <balbi@xxxxxx>
---
arch/arm/mach-omap2/smartreflex.c | 51 ++++++------------------------------
1 files changed, 9 insertions(+), 42 deletions(-)

diff --git a/arch/arm/mach-omap2/smartreflex.c b/arch/arm/mach-omap2/smartreflex.c
index 443591b..bb3bfc0 100644
--- a/arch/arm/mach-omap2/smartreflex.c
+++ b/arch/arm/mach-omap2/smartreflex.c
@@ -1002,22 +1002,9 @@ err_free_devinfo:

static int __devexit omap_sr_remove(struct platform_device *pdev)
{
- struct omap_sr_data *pdata = pdev->dev.platform_data;
- struct omap_sr *sr_info;
+ struct omap_sr *sr_info = platform_get_drvdata(pdev);
struct resource *mem;

- if (!pdata) {
- dev_err(&pdev->dev, "%s: platform data missing\n", __func__);
- return -EINVAL;
- }
-
- sr_info = _sr_lookup(pdata->voltdm);
- if (IS_ERR(sr_info)) {
- dev_warn(&pdev->dev, "%s: omap_sr struct not found\n",
- __func__);
- return -EINVAL;
- }
-
if (sr_info->autocomp_active)
sr_stop_vddautocomp(sr_info);
if (sr_info->dbg_dir)
@@ -1034,20 +1021,10 @@ static int __devexit omap_sr_remove(struct platform_device *pdev)

static int omap_sr_suspend(struct device *dev)
{
- struct omap_sr_data *pdata;
- struct omap_sr *sr_info;
+ struct omap_sr *sr_info = dev_get_drvdata(dev);

- pdata = dev_get_platdata(dev);
- if (!pdata) {
- dev_err(dev, "%s: platform data missing\n", __func__);
- return -EINVAL;
- }
-
- sr_info = _sr_lookup(pdata->voltdm);
- if (IS_ERR(sr_info)) {
- dev_warn(dev, "%s: omap_sr struct not found\n", __func__);
- return -EINVAL;
- }
+ if (!sr_info)
+ return 0;

if (!sr_info->autocomp_active)
return 0;
@@ -1055,7 +1032,7 @@ static int omap_sr_suspend(struct device *dev)
if (sr_info->is_suspended)
return 0;

- omap_sr_disable_reset_volt(pdata->voltdm);
+ omap_sr_disable_reset_volt(sr_info->voltdm);
sr_info->is_suspended = true;
/* Flag the same info to the other CPUs */
smp_wmb();
@@ -1065,20 +1042,10 @@ static int omap_sr_suspend(struct device *dev)

static int omap_sr_resume(struct device *dev)
{
- struct omap_sr_data *pdata;
- struct omap_sr *sr_info;
+ struct omap_sr *sr_info = dev_get_drvdata(dev);

- pdata = dev_get_platdata(dev);
- if (!pdata) {
- dev_err(dev, "%s: platform data missing\n", __func__);
- return -EINVAL;
- }
-
- sr_info = _sr_lookup(pdata->voltdm);
- if (IS_ERR(sr_info)) {
- dev_warn(dev, "%s: omap_sr struct not found\n", __func__);
- return -EINVAL;
- }
+ if (!sr_info)
+ return 0;

if (!sr_info->autocomp_active)
return 0;
@@ -1089,7 +1056,7 @@ static int omap_sr_resume(struct device *dev)
sr_info->is_suspended = false;
/* Flag the same info to the other CPUs */
smp_wmb();
- omap_sr_enable(pdata->voltdm);
+ omap_sr_enable(sr_info->voltdm);

return 0;
}
--
1.7.8.rc0

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