From mboxrd@z Thu Jan 1 00:00:00 1970 From: Daniel Vetter Subject: Re: [PATCH 22/41] drm/i915: add SFUSE_STRAP registers for digital port detection Date: Thu, 29 Mar 2012 22:35:09 +0200 Message-ID: <20120329203509.GC32324@phenom.ffwll.local> References: <1333035177-19607-1-git-send-email-eugeni.dodonov@intel.com> <1333035177-19607-23-git-send-email-eugeni.dodonov@intel.com> Mime-Version: 1.0 Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Return-path: Received: from mail-wi0-f171.google.com (mail-wi0-f171.google.com [209.85.212.171]) by gabe.freedesktop.org (Postfix) with ESMTP id 5F9CA9E752 for ; Thu, 29 Mar 2012 13:34:25 -0700 (PDT) Received: by wibhj13 with SMTP id hj13so336198wib.12 for ; Thu, 29 Mar 2012 13:34:24 -0700 (PDT) Content-Disposition: inline In-Reply-To: <1333035177-19607-23-git-send-email-eugeni.dodonov@intel.com> List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Sender: intel-gfx-bounces+gcfxdi-intel-gfx=m.gmane.org@lists.freedesktop.org Errors-To: intel-gfx-bounces+gcfxdi-intel-gfx=m.gmane.org@lists.freedesktop.org To: Eugeni Dodonov Cc: intel-gfx@lists.freedesktop.org List-Id: intel-gfx@lists.freedesktop.org On Thu, Mar 29, 2012 at 12:32:38PM -0300, Eugeni Dodonov wrote: > DDIA is detected via the DDI_BUF_CTL registers bit 0, but for DDIB, DDIC > and DDID we need to consult SFUSE_STRAP values. > > Signed-off-by: Eugeni Dodonov > --- > drivers/gpu/drm/i915/i915_reg.h | 7 +++++++ > 1 file changed, 7 insertions(+) > > diff --git a/drivers/gpu/drm/i915/i915_reg.h b/drivers/gpu/drm/i915/i915_reg.h > index d9df228..f300f5f 100644 > --- a/drivers/gpu/drm/i915/i915_reg.h > +++ b/drivers/gpu/drm/i915/i915_reg.h > @@ -4037,4 +4037,11 @@ > #define PIPE_WM_LINETIME_TIME(x) ((x)) > #define PIPE_WM_LINETIME_IPS_LINETIME_MASK (0x1ff<<16) > #define PIPE_WM_LINETIME_IPS_LINETIME(x) ((x)<<16) > + > +/* SFUSE_STRAP */ > +#define SFUSE_STRAP 0xc2014 > +#define SFUSE_STRAP_DDIB_DETECTED (1<<2) > +#define SFUSE_STRAP_DDIC_DETECTED (1<<1) > +#define SFUSE_STRAP_DDID_DETECTED (1<<0) I've noticed that we have another sfuse here indicating whether the vga port is present. Do we not need this? -Daniel > + > #endif /* _I915_REG_H_ */ > -- > 1.7.9.5 > > _______________________________________________ > Intel-gfx mailing list > Intel-gfx@lists.freedesktop.org > http://lists.freedesktop.org/mailman/listinfo/intel-gfx -- Daniel Vetter Mail: daniel@ffwll.ch Mobile: +41 (0)79 365 57 48