Re: [PATCH V2] drm/exynos: enable fimd clocks in probe before accessing fimd registers

[Date Prev][Date Next][Thread Prev][Thread Next][Date Index][Thread Index]

 



On Thu, May 22, 2014 at 12:06:16PM +0530, Rahul Sharma wrote:
> On 22 May 2014 11:51, Sachin Kamat <sachin.kamat@xxxxxxxxxx> wrote:
> > Hi Rahul,
> [snip]
> >>
> >> +       clk_prepare_enable(ctx->bus_clk);
> >
> > Probably a check for its success?
> >
> >> +       clk_prepare_enable(ctx->lcd_clk);
> >
> 
> Generally we don't check this in any of the driver. It will be
> quite unnecessary.

Then those drivers are all buggy. There's a reason why this function
returns an int rather than void. Just because you've never seen it fail
doesn't mean it can't.

Thierry

Attachment: pgppw9ULuW8GU.pgp
Description: PGP signature

_______________________________________________
dri-devel mailing list
dri-devel@xxxxxxxxxxxxxxxxxxxxx
http://lists.freedesktop.org/mailman/listinfo/dri-devel

[Index of Archives]     [Linux DRI Users]     [Linux Intel Graphics]     [Linux USB Devel]     [Video for Linux]     [Linux Audio Users]     [Yosemite News]     [Linux Kernel]     [Linux SCSI]     [XFree86]     [Linux USB Devel]     [Video for Linux]     [Linux Audio Users]     [Linux Kernel]     [Linux SCSI]     [XFree86]
  Powered by Linux