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

From: Mukunda,Vijendar
Date: Thu Jul 08 2021 - 07:26:01 EST


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.