From: "Ville Syrjälä" <ville.syrjala@linux.intel.com>
To: Matt Roper <matthew.d.roper@intel.com>
Cc: intel-gfx@lists.freedesktop.org
Subject: Re: [PATCH] drm/i915: Propagate invalid setcrtc cloning errors back to userspace
Date: Mon, 17 Nov 2014 20:47:06 +0200 [thread overview]
Message-ID: <20141117184706.GK10649@intel.com> (raw)
In-Reply-To: <1416247168-28702-1-git-send-email-matthew.d.roper@intel.com>
On Mon, Nov 17, 2014 at 09:59:28AM -0800, Matt Roper wrote:
> When invalid cloning configurations were detected during modeset, we
> never copied the error code into the return value variable, leading us
> to return 0 (success) to userspace.
>
> Testcase: igt/kms_setmode
> Signed-off-by: Matt Roper <matthew.d.roper@intel.com>
> ---
> drivers/gpu/drm/i915/intel_display.c | 1 +
> 1 file changed, 1 insertion(+)
>
> diff --git a/drivers/gpu/drm/i915/intel_display.c b/drivers/gpu/drm/i915/intel_display.c
> index dda97b3..cf57b74 100644
> --- a/drivers/gpu/drm/i915/intel_display.c
> +++ b/drivers/gpu/drm/i915/intel_display.c
> @@ -11477,6 +11477,7 @@ static int intel_crtc_set_config(struct drm_mode_set *set)
> &prepare_pipes,
> &disable_pipes);
> if (IS_ERR(pipe_config)) {
> + ret = PTR_ERR(pipe_config);
> goto fail;
> } else if (pipe_config) {
> if (to_intel_crtc(set->crtc)->new_config->has_audio !=
Reviewed-by: Ville Syrjälä <ville.syrjala@linux.intel.com>
Hmm. Unless I'm mistaken the problem appeared in
commit 50f5275698df4490046cc5b4ed2018abb642a803
Author: Jesse Barnes <jbarnes@virtuousgeek.org>
Date: Fri Nov 7 13:11:00 2014 -0800
drm/i915: use compute_config in set_config v4
> --
> 1.8.5.1
>
> _______________________________________________
> Intel-gfx mailing list
> Intel-gfx@lists.freedesktop.org
> http://lists.freedesktop.org/mailman/listinfo/intel-gfx
--
Ville Syrjälä
Intel OTC
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next prev parent reply other threads:[~2014-11-17 18:47 UTC|newest]
Thread overview: 7+ messages / expand[flat|nested] mbox.gz Atom feed top
2014-11-17 17:59 [PATCH] drm/i915: Propagate invalid setcrtc cloning errors back to userspace Matt Roper
2014-11-17 18:47 ` Ville Syrjälä [this message]
2014-11-17 19:06 ` Daniel Vetter
2014-11-17 19:17 ` Matt Roper
2014-11-17 20:10 ` Jesse Barnes
2014-11-17 20:22 ` Daniel Vetter
2014-11-18 1:19 ` [PATCH] drm/i915: Propagate invalid setcrtc cloning shuang.he
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