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41 lines
1.1 KiB
Diff
41 lines
1.1 KiB
Diff
From 702f662e21b9246348987a119e2a3ca16a31acb7 Mon Sep 17 00:00:00 2001
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From: Shengjiu Wang <shengjiu.wang@nxp.com>
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Date: Fri, 22 Nov 2019 15:36:31 +0800
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Subject: [PATCH] LF-106: ASoC: fsl_sai: request BUS_FREQ_AUDIO
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request BUS_FREQ_AUDIO
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Signed-off-by: Shengjiu Wang <shengjiu.wang@nxp.com>
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---
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sound/soc/fsl/fsl_sai.c | 5 +++++
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1 file changed, 5 insertions(+)
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--- a/sound/soc/fsl/fsl_sai.c
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+++ b/sound/soc/fsl/fsl_sai.c
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@@ -23,6 +23,7 @@
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#include <linux/mfd/syscon.h>
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#include <linux/mfd/syscon/imx6q-iomuxc-gpr.h>
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#include <linux/pm_runtime.h>
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+#include <linux/busfreq-imx.h>
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#include "fsl_dsd.h"
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#include "fsl_sai.h"
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@@ -1570,6 +1571,8 @@ static int fsl_sai_runtime_suspend(struc
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regcache_cache_only(sai->regmap, true);
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+ release_bus_freq(BUS_FREQ_AUDIO);
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+
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if (sai->mclk_streams & BIT(SNDRV_PCM_STREAM_CAPTURE))
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clk_disable_unprepare(sai->mclk_clk[sai->mclk_id[0]]);
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@@ -1611,6 +1614,8 @@ static int fsl_sai_runtime_resume(struct
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goto disable_tx_clk;
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}
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+ request_bus_freq(BUS_FREQ_AUDIO);
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+
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if (sai->soc->flags & SAI_FLAG_PMQOS)
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pm_qos_add_request(&sai->pm_qos_req,
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PM_QOS_CPU_DMA_LATENCY, 0);
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