Re: [PATCH 2/2] drm/bridge: parade-ps8640: Add support for AUX channel

From: Stephen Boyd
Date: Thu Sep 09 2021 - 15:07:34 EST


Quoting Philip Chen (2021-09-09 11:15:27)
> On Wed, Sep 8, 2021 at 3:27 PM Stephen Boyd <swboyd@xxxxxxxxxxxx> wrote:
> >
> > Quoting Philip Chen (2021-09-08 11:18:06)
> >
> > > +
> > > + data = (len - 1) & AUX_LENGTH_MASK;
> > > + regmap_write(map, PAGE0_AUX_LENGTH, data);
> > > +
> > > + if (request == DP_AUX_NATIVE_WRITE || request == DP_AUX_I2C_WRITE) {
> > > + ret = regmap_noinc_write(map, PAGE0_AUX_WDATA, buf, len);
> > > + if (ret < 0) {
> > > + DRM_ERROR("failed to write PAGE0_AUX_WDATA");
> >
> > Needs a newline.
> Adding an empty line here doesn't look like a common Linux style?
> Could you point me to any similar instances in the Linux codebase?

Sorry. I meant on the DRM_ERROR message itself. Add a newline.