lkml.org 
[lkml]   [2022]   [Jan]   [6]   [last100]   RSS Feed
Views: [wrap][no wrap]   [headers]  [forward] 
 
Messages in this thread
/
Date
From
SubjectRe: [PATCH v2] ALSA: intel_hdmi: Check for error num after setting mask
On Thu, 06 Jan 2022 10:44:02 +0100,
Jiasheng Jiang wrote:
>
> To maintain the consistency of the code, it should be better to add the
> sanity check after calling dma_set_mask_and_coherent(), like
> tegra_pcm_dma_allocate() in `sound/soc/tegra/tegra_pcm.c`.
>
> Signed-off-by: Jiasheng Jiang <jiasheng@iscas.ac.cn>
> ---
> Changelog
>
> v1 -> v2
>
> * Change 1. Remove the fixes tag and change the message.
> ---
> sound/x86/intel_hdmi_audio.c | 4 +++-
> 1 file changed, 3 insertions(+), 1 deletion(-)
>
> diff --git a/sound/x86/intel_hdmi_audio.c b/sound/x86/intel_hdmi_audio.c
> index 33b12aa67cf5..6caea517f07f 100644
> --- a/sound/x86/intel_hdmi_audio.c
> +++ b/sound/x86/intel_hdmi_audio.c
> @@ -1770,7 +1770,9 @@ static int hdmi_lpe_audio_probe(struct platform_device *pdev)
> card_ctx->irq = irq;
>
> /* only 32bit addressable */
> - dma_set_mask_and_coherent(&pdev->dev, DMA_BIT_MASK(32));
> + ret = dma_set_mask_and_coherent(&pdev->dev, DMA_BIT_MASK(32));
> + if (ret)
> + goto err;

The build fails with the latest code, unfortunately.
This function simply returns an error, as it was changed to a devres
allocation some time ago.


thanks,

Takashi

\
 
 \ /
  Last update: 2022-01-06 15:58    [W:0.036 / U:0.048 seconds]
©2003-2020 Jasper Spaans|hosted at Digital Ocean and TransIP|Read the blog|Advertise on this site