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Date:   Sat, 13 Oct 2018 18:20:35 +0200
Message-ID: <s5ho9bxn7ho.wl-tiwai@suse.de>
From:   Takashi Iwai <tiwai@suse.de>
To:     Christoph Hellwig <hch@lst.de>
Cc:     linux-pm@vger.kernel.org, linux-tegra@vger.kernel.org,
        dri-devel@lists.freedesktop.org, linux-media@vger.kernel.org,
        linux-spi@vger.kernel.org, linux-fbdev@vger.kernel.org,
        alsa-devel@alsa-project.org, linux-kernel@vger.kernel.org
Subject: Re: [alsa-devel] [PATCH 5/8] sound: intel/sst: don't pass GFP_DMA32 to dma_alloc_coherent
In-Reply-To: <20181013151707.32210-6-hch@lst.de>
References: <20181013151707.32210-1-hch@lst.de>
        <20181013151707.32210-6-hch@lst.de>
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On Sat, 13 Oct 2018 17:17:04 +0200,
Christoph Hellwig wrote:
> 
> The DMA API does its own zone decisions based on the coherent_dma_mask.
> 
> Signed-off-by: Christoph Hellwig <hch@lst.de>

Reviewed-by: Takashi Iwai <tiwai@suse.de>


thanks,

Takashi

> ---
>  sound/soc/intel/common/sst-firmware.c | 2 +-
>  1 file changed, 1 insertion(+), 1 deletion(-)
> 
> diff --git a/sound/soc/intel/common/sst-firmware.c b/sound/soc/intel/common/sst-firmware.c
> index 11041aedea31..1e067504b604 100644
> --- a/sound/soc/intel/common/sst-firmware.c
> +++ b/sound/soc/intel/common/sst-firmware.c
> @@ -355,7 +355,7 @@ struct sst_fw *sst_fw_new(struct sst_dsp *dsp,
>  
>  	/* allocate DMA buffer to store FW data */
>  	sst_fw->dma_buf = dma_alloc_coherent(dsp->dma_dev, sst_fw->size,
> -				&sst_fw->dmable_fw_paddr, GFP_DMA | GFP_KERNEL);
> +				&sst_fw->dmable_fw_paddr, GFP_KERNEL);
>  	if (!sst_fw->dma_buf) {
>  		dev_err(dsp->dev, "error: DMA alloc failed\n");
>  		kfree(sst_fw);
> -- 
> 2.19.1
> 
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