From mboxrd@z Thu Jan 1 00:00:00 1970 From: maxime.ripard@free-electrons.com (Maxime Ripard) Date: Fri, 29 Sep 2017 12:20:06 +0200 Subject: [PATCH v3 04/14] drm/sun4i: tcon: Add support for demuxing TCON output on A31 In-Reply-To: <20170929082306.16193-5-wens@csie.org> References: <20170929082306.16193-1-wens@csie.org> <20170929082306.16193-5-wens@csie.org> Message-ID: <20170929102006.2wz7wrkpplxwynoh@flea> To: linux-arm-kernel@lists.infradead.org List-Id: linux-arm-kernel.lists.infradead.org On Fri, Sep 29, 2017 at 08:22:56AM +0000, Chen-Yu Tsai wrote: > On systems with 2 TCONs such as the A31, it is possible to demux the > output of the TCONs to one encoder. > > Add support for this for the A31. > > Signed-off-by: Chen-Yu Tsai > --- > drivers/gpu/drm/sun4i/sun4i_tcon.c | 38 ++++++++++++++++++++++++++++++++++++++ > 1 file changed, 38 insertions(+) > > diff --git a/drivers/gpu/drm/sun4i/sun4i_tcon.c b/drivers/gpu/drm/sun4i/sun4i_tcon.c > index 7bf51abaee97..c949309d4285 100644 > --- a/drivers/gpu/drm/sun4i/sun4i_tcon.c > +++ b/drivers/gpu/drm/sun4i/sun4i_tcon.c > @@ -112,6 +112,21 @@ void sun4i_tcon_enable_vblank(struct sun4i_tcon *tcon, bool enable) > } > EXPORT_SYMBOL(sun4i_tcon_enable_vblank); > > +static struct sun4i_tcon *sun4i_get_first_tcon(struct drm_device *drm) Would that make sense to make it a bit more generic, and pass the id to look for as an argument? -- Maxime Ripard, Free Electrons Embedded Linux and Kernel engineering http://free-electrons.com -------------- next part -------------- A non-text attachment was scrubbed... Name: signature.asc Type: application/pgp-signature Size: 801 bytes Desc: not available URL: