linux-kernel - [PATCH 1/3] drm/bridge: sii902x: fix missing reference to mclk clock

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Date:   Tue, 2 Jul 2019 17:47:04 +0200
From:   Olivier Moysan <olivier.moysan@...com>
To:     <a.hajda@...sung.com>, <narmstrong@...libre.com>,
        <Laurent.pinchart@...asonboard.com>, <jonas@...boo.se>,
        <jernej.skrabec@...l.net>, <airlied@...ux.ie>, <daniel@...ll.ch>,
        <dri-devel@...ts.freedesktop.org>, <linux-kernel@...r.kernel.org>,
        <benjamin.gaignard@...com>, <alexandre.torgue@...com>,
        <linux-arm-kernel@...ts.infradead.org>,
        <linux-stm32@...md-mailman.stormreply.com>,
        <olivier.moysan@...com>, <jsarha@...com>, <robh+dt@...nel.org>,
        <mark.rutland@....com>, <devicetree@...r.kernel.org>
Subject: [PATCH 1/3] drm/bridge: sii902x: fix missing reference to mclk clock

Add devm_clk_get call to retrieve reference to master clock.

Fixes: ff5781634c41 ("drm/bridge: sii902x: Implement HDMI audio support")

Signed-off-by: Olivier Moysan <olivier.moysan@...com>
---
 drivers/gpu/drm/bridge/sii902x.c | 1 +
 1 file changed, 1 insertion(+)

diff --git a/drivers/gpu/drm/bridge/sii902x.c b/drivers/gpu/drm/bridge/sii902x.c
index dd7aa466b280..36acc256e67e 100644
--- a/drivers/gpu/drm/bridge/sii902x.c
+++ b/drivers/gpu/drm/bridge/sii902x.c
@@ -750,6 +750,7 @@ static int sii902x_audio_codec_init(struct sii902x *sii902x,
 		sii902x->audio.i2s_fifo_sequence[i] |= audio_fifo_id[i] |
 			i2s_lane_id[lanes[i]] |	SII902X_TPI_I2S_FIFO_ENABLE;
 
+	sii902x->audio.mclk = devm_clk_get(dev, "mclk");
 	if (IS_ERR(sii902x->audio.mclk)) {
 		dev_err(dev, "%s: No clock (audio mclk) found: %ld\n",
 			__func__, PTR_ERR(sii902x->audio.mclk));
-- 
2.7.4