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a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:date:message-id:mime-version:subject:from:to:cc; bh=GWyXBGwmHFcGXlg8sYWmi9ISwiX/TjDTxXNJrsxIlo0=; b=fgppN5OxVPl1Tka9j+9eTy/TmRYB/l/1djhwF72eoFyiJSyEj2D5WZwD1m7BIOW4kO sC60dgkhbVG17OkCG7aMYXtJa60k4+Q3U194tRUJBM0agFPxqxz+eNzuJkSliEFqLgQM iENwzUjPCeYHoX9UHSYwDvo6RYeF7wM8EW5moZg3qk4pToMnyUnXzl1GkSIXkFchbWYJ 6TkKUhO1NksmykGBUBh7bihZ4qLW25jOvXqFR0BIn+U0GGqAd7Mzeks/GvRESbGTVkTU xepQo3wjN9+jbezs/dpfa2AogItnzBgQFBSiQsMcCuKEDZNQJLZnvAtzGlV0demWjkjG 9l4Q== X-Gm-Message-State: APjAAAVtuyUVfcEO4zHBhVvycXAt5oZSFiAUJRPKU8jJXxhpZ17hKPld dauNnjoRvHlWx5MGiKSAX3O2uKNsSQ8= X-Google-Smtp-Source: APXvYqwhM4JMovHg2xzCJqqYJ3hsrqpakcRk8IC6SFMlsdE9qbu+1Sj05yHDBXOw9hQhCX71VwS62n5KfcM= X-Received: by 2002:ac8:748a:: with SMTP id v10mr16346695qtq.386.1565779530315; Wed, 14 Aug 2019 03:45:30 -0700 (PDT) Date: Wed, 14 Aug 2019 12:44:58 +0200 Message-Id: <20190814104520.6001-1-darekm@google.com> Mime-Version: 1.0 X-Mailer: git-send-email 2.23.0.rc1.153.gdeed80330f-goog Subject: [PATCH v7 0/9] drm: cec: convert DRM drivers to the new notifier API From: Dariusz Marcinkiewicz To: dri-devel@lists.freedesktop.org, linux-media@vger.kernel.org, hverkuil-cisco@xs4all.nl X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20190814_034532_200396_DA12FD51 X-CRM114-Status: GOOD ( 11.51 ) X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: Kate Stewart , Neil Armstrong , Daniel Vetter , Imre Deak , Chris Wilson , Hans Verkuil , Andrzej Hajda , Dhinakaran Pandiyan , Sam Ravnborg , =?UTF-8?q?Ville=20Syrj=C3=A4l=C3=A4?= , linux-samsung-soc@vger.kernel.org, David Francis , amd-gfx@lists.freedesktop.org, Leo Li , "Jerry \(Fangzhi\) Zuo" , linux-arm-kernel@lists.infradead.org, nouveau@lists.freedesktop.org, Harry Wentland , Shashank Sharma , Lyude Paul , Jonas Karlman , Jani Nikula , intel-gfx@lists.freedesktop.org, Maarten Lankhorst , Ramalingam C , Russell King , Sean Paul , Rodrigo Vivi , linux-tegra@vger.kernel.org, Thomas Gleixner , Allison Randal , Thomas Lim , Jernej Skrabec , Greg Kroah-Hartman , Douglas Anderson , linux-kernel@vger.kernel.org, Manasi Navare , Alex Deucher , Colin Ian King , Dariusz Marcinkiewicz , Enrico Weigelt , Laurent Pinchart Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+infradead-linux-arm-kernel=archiver.kernel.org@lists.infradead.org This series updates DRM drivers to use new CEC notifier API. Changes since v6: Made CEC notifiers' registration and de-registration symmetric in tda998x and dw-hdmi drivers. Also, accidentally dropped one patch in v6 (change to drm_dp_cec), brought it back now. Changes since v5: Fixed a warning about a missing comment for a new member of drm_dp_aux_cec struct. Sending to a wider audience, including maintainers of respective drivers. Changes since v4: Addressing review comments. Changes since v3: Updated adapter flags in dw-hdmi-cec. Changes since v2: Include all DRM patches from "cec: improve notifier support, add connector info connector info" series. Changes since v1: Those patches delay creation of notifiers until respective connectors are constructed. It seems that those patches, for a couple of drivers, by adding the delay, introduce a race between notifiers' creation and the IRQs handling threads - at least I don't see anything obvious in there that would explicitly forbid such races to occur. v2 adds a write barrier to make sure IRQ threads see the notifier once it is created (replacing the WRITE_ONCE I put in v1). The best thing to do here, I believe, would be not to have any synchronization and make sure that an IRQ only gets enabled after the notifier is created. Dariusz Marcinkiewicz (9): drm_dp_cec: add connector info support. drm/i915/intel_hdmi: use cec_notifier_conn_(un)register dw-hdmi-cec: use cec_notifier_cec_adap_(un)register tda9950: use cec_notifier_cec_adap_(un)register drm: tda998x: use cec_notifier_conn_(un)register drm: sti: use cec_notifier_conn_(un)register drm: tegra: use cec_notifier_conn_(un)register drm: dw-hdmi: use cec_notifier_conn_(un)register drm: exynos: exynos_hdmi: use cec_notifier_conn_(un)register .../display/amdgpu_dm/amdgpu_dm_mst_types.c | 2 +- drivers/gpu/drm/bridge/synopsys/dw-hdmi-cec.c | 13 +++--- drivers/gpu/drm/bridge/synopsys/dw-hdmi.c | 46 +++++++++++++------ drivers/gpu/drm/drm_dp_cec.c | 25 ++++++---- drivers/gpu/drm/exynos/exynos_hdmi.c | 31 +++++++------ drivers/gpu/drm/i2c/tda9950.c | 12 ++--- drivers/gpu/drm/i2c/tda998x_drv.c | 36 ++++++++++----- drivers/gpu/drm/i915/display/intel_dp.c | 4 +- drivers/gpu/drm/i915/display/intel_hdmi.c | 13 ++++-- drivers/gpu/drm/nouveau/nouveau_connector.c | 3 +- drivers/gpu/drm/sti/sti_hdmi.c | 19 +++++--- drivers/gpu/drm/tegra/output.c | 28 ++++++++--- include/drm/drm_dp_helper.h | 17 ++++--- 13 files changed, 155 insertions(+), 94 deletions(-) -- 2.23.0.rc1.153.gdeed80330f-goog _______________________________________________ linux-arm-kernel mailing list linux-arm-kernel@lists.infradead.org http://lists.infradead.org/mailman/listinfo/linux-arm-kernel