Re: [PATCH v7 2/9] usb: phy: omap-usb2: use the new generic PHY framework

2013-06-18 Thread Felipe Balbi
Hi,

On Thu, Jun 13, 2013 at 02:13:52PM +0530, Kishon Vijay Abraham I wrote:
 @@ -159,6 +191,12 @@ static int omap_usb2_probe(struct platform_device *pdev)
   otg-start_srp  = omap_usb_start_srp;
   otg-phy= phy-phy;
  
 + pm_runtime_enable(phy-dev);

enabling pm_runtime here has the potential to cause a real big problem.
How have you tested this patch ?

-- 
balbi


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Re: [PATCH v7 2/9] usb: phy: omap-usb2: use the new generic PHY framework

2013-06-18 Thread Kishon Vijay Abraham I

Hi,

On Tuesday 18 June 2013 03:10 PM, Felipe Balbi wrote:

Hi,

On Thu, Jun 13, 2013 at 02:13:52PM +0530, Kishon Vijay Abraham I wrote:

@@ -159,6 +191,12 @@ static int omap_usb2_probe(struct platform_device *pdev)
otg-start_srp   = omap_usb_start_srp;
otg-phy = phy-phy;

+   pm_runtime_enable(phy-dev);


enabling pm_runtime here has the potential to cause a real big problem.
How have you tested this patch ?


performed boot and enumeration testing. What issue do you expect here?

Thanks
Kishon
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Re: [PATCH v7 2/9] usb: phy: omap-usb2: use the new generic PHY framework

2013-06-18 Thread Felipe Balbi
Hi,

On Tue, Jun 18, 2013 at 03:19:03PM +0530, Kishon Vijay Abraham I wrote:
 Hi,
 
 On Tuesday 18 June 2013 03:10 PM, Felipe Balbi wrote:
 Hi,
 
 On Thu, Jun 13, 2013 at 02:13:52PM +0530, Kishon Vijay Abraham I wrote:
 @@ -159,6 +191,12 @@ static int omap_usb2_probe(struct platform_device 
 *pdev)
 otg-start_srp  = omap_usb_start_srp;
 otg-phy= phy-phy;
 
 +   pm_runtime_enable(phy-dev);
 
 enabling pm_runtime here has the potential to cause a real big problem.
 How have you tested this patch ?
 
 performed boot and enumeration testing. What issue do you expect here?

hint: look at drvdata usage around the driver. Where is it initialized ?
Where is it used ?

-- 
balbi


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Re: [PATCH v7 2/9] usb: phy: omap-usb2: use the new generic PHY framework

2013-06-18 Thread Kishon Vijay Abraham I

Hi,

On Tuesday 18 June 2013 03:20 PM, Felipe Balbi wrote:

Hi,

On Tue, Jun 18, 2013 at 03:19:03PM +0530, Kishon Vijay Abraham I wrote:

Hi,

On Tuesday 18 June 2013 03:10 PM, Felipe Balbi wrote:

Hi,

On Thu, Jun 13, 2013 at 02:13:52PM +0530, Kishon Vijay Abraham I wrote:

@@ -159,6 +191,12 @@ static int omap_usb2_probe(struct platform_device *pdev)
otg-start_srp   = omap_usb_start_srp;
otg-phy = phy-phy;

+   pm_runtime_enable(phy-dev);


enabling pm_runtime here has the potential to cause a real big problem.
How have you tested this patch ?


performed boot and enumeration testing. What issue do you expect here?


hint: look at drvdata usage around the driver. Where is it initialized ?
Where is it used ?


hmm.. since runtime_get calls weren't made very early, I think I dint 
see any issues. Thanks for pointing this.


Thanks
Kishon
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