From: Jani Nikula <jani.nikula@linux.intel.com>
To: "Surendrakumar Upadhyay\,
TejaskumarX" <tejaskumarx.surendrakumar.upadhyay@intel.com>,
"Vivi\, Rodrigo" <rodrigo.vivi@intel.com>,
"airlied\@linux.ie" <airlied@linux.ie>,
"daniel\@ffwll.ch" <daniel@ffwll.ch>,
"intel-gfx\@lists.freedesktop.org"
<intel-gfx@lists.freedesktop.org>,
"dri-devel\@lists.freedesktop.org"
<dri-devel@lists.freedesktop.org>,
"linux-kernel\@vger.kernel.org" <linux-kernel@vger.kernel.org>,
"Ausmus\, James" <james.ausmus@intel.com>, "Roper\,
Matthew D" <matthew.d.roper@intel.com>, "Souza\,
Jose" <jose.souza@intel.com>,
"ville.syrjala\@linux.intel.com" <ville.syrjala@linux.intel.com>,
"De Marchi\, Lucas" <lucas.demarchi@intel.com>, "Pandey\,
Hariom" <hariom.pandey@intel.com>
Subject: Re: [Intel-gfx] [PATCH 2/2] drm/i915/edp/jsl: Update vswing table for HBR and HBR2
Date: Mon, 28 Sep 2020 20:15:29 +0300 [thread overview]
Message-ID: <871rilq0um.fsf@intel.com> (raw)
In-Reply-To: <SN6PR11MB3421725FE60CC7930FC02AB6DF350@SN6PR11MB3421.namprd11.prod.outlook.com>
On Mon, 28 Sep 2020, "Surendrakumar Upadhyay, TejaskumarX" <tejaskumarx.surendrakumar.upadhyay@intel.com> wrote:
> This is a good example of a potential trap that having
> IS_ELKHARTLAKE() cover both ELK and JSP creates. An unsuspecting coder
> might change the if ladder to have IS_ELKHARTLAKE() first, and the
> subsequent IS_JASPERLAKE() branch would never be taken.
>
> BR,
> Jani.
>
> Tejas : In that case I will put attention note in comment about
> platform checks such that ladder distrubance can be avoided. What you
> suggest?
The solution is to make IS_ELKHARTLAKE() mean ELK and only ELK.
BR,
Jani.
--
Jani Nikula, Intel Open Source Graphics Center
next prev parent reply other threads:[~2020-09-28 17:15 UTC|newest]
Thread overview: 16+ messages / expand[flat|nested] mbox.gz Atom feed top
2020-09-28 8:09 [PATCH 0/2] drm/i915/jsl: Update JasperLake Voltage swing table Tejas Upadhyay
2020-09-28 8:09 ` [PATCH 1/2] drm/i915/jsl: Split EHL/JSL platform info and PCI ids Tejas Upadhyay
2020-09-28 13:37 ` Jani Nikula
[not found] ` <SN6PR11MB3421571FA9A490C67E0E9D82DF350@SN6PR11MB3421.namprd11.prod.outlook.com>
2020-09-28 17:14 ` Jani Nikula
2020-09-28 17:24 ` Matt Roper
2020-09-28 17:32 ` Jani Nikula
2020-09-28 8:09 ` [PATCH 2/2] drm/i915/edp/jsl: Update vswing table for HBR and HBR2 Tejas Upadhyay
2020-09-28 13:43 ` [Intel-gfx] " Jani Nikula
2020-09-28 14:15 ` James Ausmus
2020-09-28 15:02 ` Ville Syrjälä
2020-09-28 17:20 ` Jani Nikula
2020-09-29 12:45 ` Ville Syrjälä
[not found] ` <SN6PR11MB3421725FE60CC7930FC02AB6DF350@SN6PR11MB3421.namprd11.prod.outlook.com>
2020-09-28 17:15 ` Jani Nikula [this message]
2020-09-28 23:07 ` Lucas De Marchi
2020-09-28 23:10 ` Matt Roper
2020-09-29 7:30 ` Jani Nikula
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