Message ID | 20210111142309.193441-13-maxime@cerno.tech (mailing list archive) |
---|---|
State | New, archived |
Headers | show
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Mon, 11 Jan 2021 09:23:28 -0500 (EST) From: Maxime Ripard <maxime@cerno.tech> To: Eric Anholt <eric@anholt.net>, Maarten Lankhorst <maarten.lankhorst@linux.intel.com>, Thomas Zimmermann <tzimmermann@suse.de>, Maxime Ripard <maxime@cerno.tech>, Daniel Vetter <daniel.vetter@intel.com>, David Airlie <airlied@linux.ie> Subject: [PATCH v2 12/15] drm/vc4: hdmi: Don't register the CEC adapter if there's no interrupts Date: Mon, 11 Jan 2021 15:23:06 +0100 Message-Id: <20210111142309.193441-13-maxime@cerno.tech> X-Mailer: git-send-email 2.29.2 In-Reply-To: <20210111142309.193441-1-maxime@cerno.tech> References: <20210111142309.193441-1-maxime@cerno.tech> MIME-Version: 1.0 X-Mailman-Approved-At: Tue, 12 Jan 2021 07:57:10 +0000 X-BeenThere: dri-devel@lists.freedesktop.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: Direct Rendering Infrastructure - Development <dri-devel.lists.freedesktop.org> List-Unsubscribe: <https://lists.freedesktop.org/mailman/options/dri-devel>, <mailto:dri-devel-request@lists.freedesktop.org?subject=unsubscribe> List-Archive: <https://lists.freedesktop.org/archives/dri-devel> List-Post: <mailto:dri-devel@lists.freedesktop.org> List-Help: <mailto:dri-devel-request@lists.freedesktop.org?subject=help> List-Subscribe: <https://lists.freedesktop.org/mailman/listinfo/dri-devel>, <mailto:dri-devel-request@lists.freedesktop.org?subject=subscribe> Cc: Dave Stevenson <dave.stevenson@raspberrypi.com>, linux-kernel@vger.kernel.org, dri-devel@lists.freedesktop.org, bcm-kernel-feedback-list@broadcom.com, linux-rpi-kernel@lists.infradead.org, Hans Verkuil <hverkuil-cisco@xs4all.nl>, Mauro Carvalho Chehab <mchehab@kernel.org>, linux-arm-kernel@lists.infradead.org, linux-media@vger.kernel.org Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Errors-To: dri-devel-bounces@lists.freedesktop.org Sender: "dri-devel" <dri-devel-bounces@lists.freedesktop.org> |
Series |
drm/vc4: hdmi: Add CEC support for the BCM2711
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expand
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diff --git a/drivers/gpu/drm/vc4/vc4_hdmi.c b/drivers/gpu/drm/vc4/vc4_hdmi.c index 5a606b6f2917..eee9751009c2 100644 --- a/drivers/gpu/drm/vc4/vc4_hdmi.c +++ b/drivers/gpu/drm/vc4/vc4_hdmi.c @@ -1667,9 +1667,15 @@ static int vc4_hdmi_cec_init(struct vc4_hdmi *vc4_hdmi) { struct cec_connector_info conn_info; struct platform_device *pdev = vc4_hdmi->pdev; + struct device *dev = &pdev->dev; u32 value; int ret; + if (!of_find_property(dev->of_node, "interrupts", NULL)) { + dev_warn(dev, "'interrupts' DT property is missing, no CEC\n"); + return 0; + } + vc4_hdmi->cec_adap = cec_allocate_adapter(&vc4_hdmi_cec_adap_ops, vc4_hdmi, "vc4", CEC_CAP_DEFAULTS |