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

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Date:   Wed, 7 Jul 2021 17:30:18 +0100
From:   Mark Brown <broonie@...nel.org>
To:     Vijendar Mukunda <vijendar.mukunda@....com>
Cc:     alsa-devel@...a-project.org, Alexander.Deucher@....com,
        Sunil-kumar.Dommati@....com, Liam Girdwood <lgirdwood@...il.com>,
        Jaroslav Kysela <perex@...ex.cz>,
        Takashi Iwai <tiwai@...e.com>,
        open list <linux-kernel@...r.kernel.org>
Subject: Re: [PATCH 07/12] ASoC: amd: add ACP5x pcm dma driver ops

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.

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