Re: [PATCH v2 1/3] scsi: ufs: Add "wb_on" sysfs node to control WB on/off

2020-12-08 Thread Bean Huo
On Tue, 2020-12-08 at 15:13 +0800, Can Guo wrote: > > + if (ufshcd_is_clkscaling_supported(hba)) { > > + /* If the platform supports > > UFSHCD_CAP_AUTO_BKOPS_SUSPEND, turn > > + * WB on/off will be done while clock scaling > > up/down. > > + */ > > Double

Re: [PATCH v2 1/3] scsi: ufs: Add "wb_on" sysfs node to control WB on/off

2020-12-07 Thread Can Guo
On 2020-12-06 18:13, Bean Huo wrote: From: Bean Huo Currently UFS WriteBooster driver uses clock scaling up/down to set WB on/off, for the platform which doesn't support UFSHCD_CAP_CLK_SCALING, WB will be always on. Provide a sysfs attribute to enable/disable WB during runtime. Write 1/0 to "

Re: [PATCH v2 1/3] scsi: ufs: Add "wb_on" sysfs node to control WB on/off

2020-12-06 Thread Stanley Chu
On Sun, 2020-12-06 at 11:13 +0100, Bean Huo wrote: > From: Bean Huo > > Currently UFS WriteBooster driver uses clock scaling up/down to set > WB on/off, for the platform which doesn't support UFSHCD_CAP_CLK_SCALING, > WB will be always on. Provide a sysfs attribute to enable/disable WB > during r

RE: [PATCH v2 1/3] scsi: ufs: Add "wb_on" sysfs node to control WB on/off

2020-12-06 Thread Avri Altman
> > From: Bean Huo > > Currently UFS WriteBooster driver uses clock scaling up/down to set > WB on/off, for the platform which doesn't support > UFSHCD_CAP_CLK_SCALING, > WB will be always on. Provide a sysfs attribute to enable/disable WB > during runtime. Write 1/0 to "wb_on" sysfs node to ena