[PATCH 07/12] ASoC: amd: add ACP5x pcm dma driver ops

Mukunda,Vijendar vijendar.mukunda at amd.com
Thu Jul 8 13:43:34 CEST 2021


On 7/7/21 10:00 PM, Mark Brown wrote:
> On Wed, Jul 07, 2021 at 11:26:18AM +0530, Vijendar Mukunda wrote:
> 
>> +	/* Group Enable */
>> +	acp_writel(ACP_SRAM_PTE_OFFSET | BIT(31), rtd->acp5x_base +
>> +		   ACPAXI2AXI_ATU_BASE_ADDR_GRP_1);
>> +	acp_writel(PAGE_SIZE_4K_ENABLE, rtd->acp5x_base +
>> +		   ACPAXI2AXI_ATU_PAGE_SIZE_GRP_1);
> 
> This isn't connected to the kernel page size is it?  If so we might've
> configured to 16K or 64K, or possibly even some other options - I know
> those two are out there in the wild.
> 
No this is not connected to kernel page size. This is internal to ACP IP.


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