[PATCH v2 3/4] sound/radeon: Move 64-bit MSI quirk from arch to driver

[Stephen Rothwell]

Hi Ben,

On Thu, 02 Oct 2014 10:34:42 +1000 Benjamin Herrenschmidt <benh at kernel.crashing.org> wrote:
>
> diff --git a/sound/pci/hda/hda_intel.c b/sound/pci/hda/hda_intel.c
> index aa302fb..f91ba7f 100644
> --- a/sound/pci/hda/hda_intel.c
> +++ b/sound/pci/hda/hda_intel.c
> @@ -296,7 +296,8 @@ enum {
>  
>  /* quirks for ATI/AMD HDMI */
>  #define AZX_DCAPS_PRESET_ATI_HDMI \
> -	(AZX_DCAPS_NO_TCSEL | AZX_DCAPS_SYNC_WRITE | AZX_DCAPS_POSFIX_LPIB)
> +	(AZX_DCAPS_NO_TCSEL | AZX_DCAPS_SYNC_WRITE | AZX_DCAPS_POSFIX_LPIB|\
> +	 AZX_DCAPS_NO_MSI64)
>  
>  /* quirks for Nvidia */
>  #define AZX_DCAPS_PRESET_NVIDIA \
> @@ -1505,9 +1506,14 @@ static int azx_first_init(struct azx *chip)
>  		return -ENXIO;
>  	}
>  
> -	if (chip->msi)
> +	if (chip->msi) {
> +		if (chip->driver_caps & AZX_DCAPS_NO_MSI64) {
> +			dev_dbg(card->dev, "Disabling 64bit MSI\n");
> +			pci->no_64bit_msi = true;

You get the idea :-)

-- 
Cheers,
Stephen Rothwell                    sfr at canb.auug.org.au
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