6.14-stable review patch. If anyone has any objections, please let me know.
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From: Ritu Chaudhary rituc@nvidia.com
[ Upstream commit f1d742c35b659fb0122da0a8ff09ad9309cb29d8 ]
ADX startup() callback uses atomic poll timeout on ADX status register.
This is unnecessary because:
- The startup() callback itself is non-atomic. - The subsequent timeout call in the same function already uses a non-atomic version.
Using atomic version can hog CPU when it is not really needed, so replace it with non-atomic version.
Fixes: a99ab6f395a9e ("ASoC: tegra: Add Tegra210 based ADX driver") Signed-off-by: Ritu Chaudhary rituc@nvidia.com Signed-off-by: Sheetal sheetal@nvidia.com Link: https://patch.msgid.link/20250311062010.33412-1-sheetal@nvidia.com Signed-off-by: Mark Brown broonie@kernel.org Signed-off-by: Sasha Levin sashal@kernel.org --- sound/soc/tegra/tegra210_adx.c | 6 +++--- 1 file changed, 3 insertions(+), 3 deletions(-)
diff --git a/sound/soc/tegra/tegra210_adx.c b/sound/soc/tegra/tegra210_adx.c index 0aa93b948378f..3c10e09976ad0 100644 --- a/sound/soc/tegra/tegra210_adx.c +++ b/sound/soc/tegra/tegra210_adx.c @@ -1,5 +1,5 @@ // SPDX-License-Identifier: GPL-2.0-only -// SPDX-FileCopyrightText: Copyright (c) 2021-2024 NVIDIA CORPORATION & AFFILIATES. +// SPDX-FileCopyrightText: Copyright (c) 2021-2025 NVIDIA CORPORATION & AFFILIATES. // All rights reserved. // // tegra210_adx.c - Tegra210 ADX driver @@ -57,8 +57,8 @@ static int tegra210_adx_startup(struct snd_pcm_substream *substream, int err;
/* Ensure if ADX status is disabled */ - err = regmap_read_poll_timeout_atomic(adx->regmap, TEGRA210_ADX_STATUS, - val, !(val & 0x1), 10, 10000); + err = regmap_read_poll_timeout(adx->regmap, TEGRA210_ADX_STATUS, + val, !(val & 0x1), 10, 10000); if (err < 0) { dev_err(dai->dev, "failed to stop ADX, err = %d\n", err); return err;