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Fri, 17 Sep 2021 08:31:04 -0700 (PDT) Date: Fri, 17 Sep 2021 11:31:02 -0400 From: Sean Paul To: Fernando Ramos Cc: dri-devel@lists.freedesktop.org, linux-kernel@vger.kernel.org, sean@poorly.run, linux-doc@vger.kernel.org, amd-gfx@lists.freedesktop.org, intel-gfx@lists.freedesktop.org, linux-arm-msm@vger.kernel.org, freedreno@lists.freedesktop.org, nouveau@lists.freedesktop.org, linux-renesas-soc@vger.kernel.org, linux-tegra@vger.kernel.org Subject: Re: [PATCH 02/15] dmr/i915: cleanup: drm_modeset_lock_all_ctx() --> DRM_MODESET_LOCK_ALL_BEGIN() Message-ID: <20210917153102.GC2515@art_vandelay> References: <20210916211552.33490-1-greenfoo@u92.eu> <20210916211552.33490-3-greenfoo@u92.eu> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20210916211552.33490-3-greenfoo@u92.eu> User-Agent: Mutt/1.9.4 (2018-02-28) Precedence: bulk List-ID: X-Mailing-List: linux-doc@vger.kernel.org On Thu, Sep 16, 2021 at 11:15:39PM +0200, Fernando Ramos wrote: > As requested in Documentation/gpu/todo.rst, replace the boilerplate code > surrounding drm_modeset_lock_all_ctx() with DRM_MODESET_LOCK_ALL_BEGIN() > and DRM_MODESET_LOCK_ALL_END() > With the subject fixed (s/dmr/drm), Reviewed-by: Sean Paul > Signed-off-by: Fernando Ramos > --- > drivers/gpu/drm/i915/display/intel_display.c | 17 ++++------------- > 1 file changed, 4 insertions(+), 13 deletions(-) > > diff --git a/drivers/gpu/drm/i915/display/intel_display.c b/drivers/gpu/drm/i915/display/intel_display.c > index 134a6acbd8fb..997a16e85c85 100644 > --- a/drivers/gpu/drm/i915/display/intel_display.c > +++ b/drivers/gpu/drm/i915/display/intel_display.c > @@ -13476,22 +13476,13 @@ void intel_display_resume(struct drm_device *dev) > if (state) > state->acquire_ctx = &ctx; > > - drm_modeset_acquire_init(&ctx, 0); > - > - while (1) { > - ret = drm_modeset_lock_all_ctx(dev, &ctx); > - if (ret != -EDEADLK) > - break; > - > - drm_modeset_backoff(&ctx); > - } > + DRM_MODESET_LOCK_ALL_BEGIN(dev, ctx, 0, ret); > > - if (!ret) > - ret = __intel_display_resume(dev, state, &ctx); > + ret = __intel_display_resume(dev, state, &ctx); > > intel_enable_ipc(dev_priv); > - drm_modeset_drop_locks(&ctx); > - drm_modeset_acquire_fini(&ctx); > + > + DRM_MODESET_LOCK_ALL_END(dev, ctx, ret); > > if (ret) > drm_err(&dev_priv->drm, > -- > 2.33.0 > -- Sean Paul, Software Engineer, Google / Chromium OS