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Fri, 07 Feb 2020 17:34:19 +0800 Received: from MTKCAS06.mediatek.inc (172.21.101.30) by mtkmbs05n1.mediatek.inc (172.21.101.15) with Microsoft SMTP Server (TLS) id 15.0.1395.4; Fri, 7 Feb 2020 17:33:30 +0800 Received: from [172.21.77.4] (172.21.77.4) by MTKCAS06.mediatek.inc (172.21.101.73) with Microsoft SMTP Server id 15.0.1395.4 via Frontend Transport; Fri, 7 Feb 2020 17:31:40 +0800 Message-ID: <1581068057.28261.0.camel@mtksdaap41> From: CK Hu To: Tzung-Bi Shih Date: Fri, 7 Feb 2020 17:34:17 +0800 In-Reply-To: <20200206102509.1.Ieba8d422486264eb7aaa3aa257620a1b0c74c6db@changeid> References: <20200206031752.193298-1-tzungbi@google.com> <20200206102509.1.Ieba8d422486264eb7aaa3aa257620a1b0c74c6db@changeid> X-Mailer: Evolution 3.10.4-0ubuntu2 MIME-Version: 1.0 X-MTK: N X-Mailman-Approved-At: Fri, 07 Feb 2020 14:27:20 +0100 Cc: alsa-devel@alsa-project.org, p.zabel@pengutronix.de, airlied@linux.ie, dri-devel@lists.freedesktop.org, broonie@kernel.org, linux-mediatek@lists.infradead.org, daniel@ffwll.ch, matthias.bgg@gmail.com, dgreid@google.com, linux-arm-kernel@lists.infradead.org, cychiang@google.com Subject: Re: [alsa-devel] [PATCH v2 1/3] drm/mediatek: exit earlier if failed to register audio driver X-BeenThere: alsa-devel@alsa-project.org X-Mailman-Version: 2.1.15 Precedence: list List-Id: "Alsa-devel mailing list for ALSA developers - http://www.alsa-project.org" List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Errors-To: alsa-devel-bounces@alsa-project.org Sender: "Alsa-devel" Hi, Tzung-Bi: On Thu, 2020-02-06 at 11:17 +0800, Tzung-Bi Shih wrote: > Exits earlier if register_audio_driver() returns errors. > Acked-by: CK Hu > Signed-off-by: Tzung-Bi Shih > --- > drivers/gpu/drm/mediatek/mtk_hdmi.c | 11 ++++++++--- > 1 file changed, 8 insertions(+), 3 deletions(-) > > diff --git a/drivers/gpu/drm/mediatek/mtk_hdmi.c b/drivers/gpu/drm/mediatek/mtk_hdmi.c > index c79b1f855d89..23c2b0e8693d 100644 > --- a/drivers/gpu/drm/mediatek/mtk_hdmi.c > +++ b/drivers/gpu/drm/mediatek/mtk_hdmi.c > @@ -1656,7 +1656,7 @@ static const struct hdmi_codec_ops mtk_hdmi_audio_codec_ops = { > .get_eld = mtk_hdmi_audio_get_eld, > }; > > -static void mtk_hdmi_register_audio_driver(struct device *dev) > +static int mtk_hdmi_register_audio_driver(struct device *dev) > { > struct hdmi_codec_pdata codec_data = { > .ops = &mtk_hdmi_audio_codec_ops, > @@ -1669,9 +1669,10 @@ static void mtk_hdmi_register_audio_driver(struct device *dev) > PLATFORM_DEVID_AUTO, &codec_data, > sizeof(codec_data)); > if (IS_ERR(pdev)) > - return; > + return PTR_ERR(pdev); > > DRM_INFO("%s driver bound to HDMI\n", HDMI_CODEC_DRV_NAME); > + return 0; > } > > static int mtk_drm_hdmi_probe(struct platform_device *pdev) > @@ -1705,7 +1706,11 @@ static int mtk_drm_hdmi_probe(struct platform_device *pdev) > return ret; > } > > - mtk_hdmi_register_audio_driver(dev); > + ret = mtk_hdmi_register_audio_driver(dev); > + if (ret) { > + dev_err(dev, "Failed to register audio driver: %d\n", ret); > + return ret; > + } > > hdmi->bridge.funcs = &mtk_hdmi_bridge_funcs; > hdmi->bridge.of_node = pdev->dev.of_node; _______________________________________________ Alsa-devel mailing list Alsa-devel@alsa-project.org https://mailman.alsa-project.org/mailman/listinfo/alsa-devel