From mboxrd@z Thu Jan 1 00:00:00 1970 From: Jani Nikula Subject: Re: [PATCH] drm/i915: (VLV2) Fix the hotplug detection bits Date: Tue, 21 Jan 2014 19:14:14 +0200 Message-ID: <87y5299s0p.fsf@intel.com> References: <1390322330-6486-1-git-send-email-tprevite@gmail.com> Mime-Version: 1.0 Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Return-path: Received: from mga09.intel.com (mga09.intel.com [134.134.136.24]) by gabe.freedesktop.org (Postfix) with ESMTP id B1B1BFAABF for ; Tue, 21 Jan 2014 09:14:40 -0800 (PST) In-Reply-To: <1390322330-6486-1-git-send-email-tprevite@gmail.com> List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Sender: intel-gfx-bounces@lists.freedesktop.org Errors-To: intel-gfx-bounces@lists.freedesktop.org To: Todd Previte , intel-gfx@lists.freedesktop.org List-Id: intel-gfx@lists.freedesktop.org On Tue, 21 Jan 2014, Todd Previte wrote: > These bits are in reverse order in the header from those defined in > the specification. Change the bit positions for ports B and D to > correctly match the spec. Your signed-off-by is missing. The git commit -s option will add it for you. > --- > drivers/gpu/drm/i915/i915_reg.h | 4 ++-- > 1 file changed, 2 insertions(+), 2 deletions(-) > > diff --git a/drivers/gpu/drm/i915/i915_reg.h b/drivers/gpu/drm/i915/i915_reg.h > index 10ecf90..2d77b51 100644 > --- a/drivers/gpu/drm/i915/i915_reg.h > +++ b/drivers/gpu/drm/i915/i915_reg.h > @@ -2083,9 +2083,9 @@ > * Please check the detailed lore in the commit message for for experimental > * evidence. > */ Please read the comment above, and check out commit 0ce99f749b3834edeb500e17d6ad17e86b60ff83 Author: Daniel Vetter Date: Fri Jul 26 11:27:49 2013 +0200 drm/i915: fix gen4 digital port hotplug definitions Since the definitions are used for both pre-PCH and VLV in g4x_dp_detect() we should try to figure out whether the bits are really different between them or not. Or if the VLV specs are confused too. Meanwhile, I'll go pat myself on the back for seeing this patch coming, and asking for Daniel to add that comment... BR, Jani. > -#define PORTD_HOTPLUG_LIVE_STATUS (1 << 29) > +#define PORTD_HOTPLUG_LIVE_STATUS (1 << 27) > #define PORTC_HOTPLUG_LIVE_STATUS (1 << 28) > -#define PORTB_HOTPLUG_LIVE_STATUS (1 << 27) > +#define PORTB_HOTPLUG_LIVE_STATUS (1 << 29) > #define PORTD_HOTPLUG_INT_STATUS (3 << 21) > #define PORTC_HOTPLUG_INT_STATUS (3 << 19) > #define PORTB_HOTPLUG_INT_STATUS (3 << 17) > -- > 1.8.3.2 > > _______________________________________________ > Intel-gfx mailing list > Intel-gfx@lists.freedesktop.org > http://lists.freedesktop.org/mailman/listinfo/intel-gfx -- Jani Nikula, Intel Open Source Technology Center