linux-kernel - [PATCH v1] FROMGIT: ASoC: rockchip: i2s: Fix error code when fail to read I2S

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Message-Id: <20220701021427.3120549-1-judyhsiao@chromium.org>
Date:   Fri,  1 Jul 2022 02:14:27 +0000
From:   Judy Hsiao <judyhsiao@...omium.org>
To:     Heiko Stuebner <heiko@...ech.de>
Cc:     Liam Girdwood <lgirdwood@...il.com>,
        Rob Herring <robh+dt@...nel.org>,
        Brian Norris <briannorris@...omium.org>,
        Mark Brown <broonie@...nel.org>,
        Jaroslav Kysela <perex@...ex.cz>,
        Chen-Yu Tsai <wenst@...omium.org>, alsa-devel@...a-project.org,
        linux-arm-kernel@...ts.infradead.org,
        linux-rockchip@...ts.infradead.org, linux-kernel@...r.kernel.org,
        Judy Hsiao <judyhsiao@...omium.org>
Subject: [PATCH v1] FROMGIT: ASoC: rockchip: i2s: Fix error code when fail to read I2S_CLR

Add the error code '-EBUSY' when fail to read I2S_CLR
in rockchip_snd_rxctrl() and rockchip_snd_txctrl()

Fixes: 44f362c2cc6d ("ASoC: rockchip: i2s: switch BCLK to GPIO")
Signed-off-by: Judy Hsiao <judyhsiao@...omium.org>
---
 sound/soc/rockchip/rockchip_i2s.c | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/sound/soc/rockchip/rockchip_i2s.c b/sound/soc/rockchip/rockchip_i2s.c
index f783994cc16a..fd36c0bacc43 100644
--- a/sound/soc/rockchip/rockchip_i2s.c
+++ b/sound/soc/rockchip/rockchip_i2s.c
@@ -171,6 +171,7 @@ static int rockchip_snd_txctrl(struct rk_i2s_dev *i2s, int on)
 				retry--;
 				if (!retry) {
 					dev_warn(i2s->dev, "fail to clear\n");
+					ret = -EBUSY;
 					break;
 				}
 			}
@@ -232,6 +233,7 @@ static int rockchip_snd_rxctrl(struct rk_i2s_dev *i2s, int on)
 				retry--;
 				if (!retry) {
 					dev_warn(i2s->dev, "fail to clear\n");
+					ret = -EBUSY;
 					break;
 				}
 			}
-- 
2.37.0.rc0.161.g10f37bed90-goog