linux-kernel - [PATCH 1/2] ASoC: SOF: amd: add revision check for sending sha dma completion command

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Date:   Fri, 30 Jun 2023 12:35:42 +0530
From:   Mastan Katragadda <Mastan.Katragadda@....com>
To:     <broonie@...nel.org>
CC:     <alsa-devel@...a-project.org>, <Basavaraj.Hiregoudar@....com>,
        <Sunil-kumar.Dommati@....com>, <vijendar.mukunda@....com>,
        <Arungopal.kondaveeti@....com>, <vsujithkumar.reddy@....com>,
        <venkataprasad.potturu@....com>,
        Mastan Katragadda <Mastan.Katragadda@....com>,
        Pierre-Louis Bossart <pierre-louis.bossart@...ux.intel.com>,
        Liam Girdwood <lgirdwood@...il.com>,
        Peter Ujfalusi <peter.ujfalusi@...ux.intel.com>,
        Bard Liao <yung-chuan.liao@...ux.intel.com>,
        Ranjani Sridharan <ranjani.sridharan@...ux.intel.com>,
        Daniel Baluta <daniel.baluta@....com>,
        Kai Vehmanen <kai.vehmanen@...ux.intel.com>,
        Jaroslav Kysela <perex@...ex.cz>,
        Takashi Iwai <tiwai@...e.com>,
        V sujith kumar Reddy <Vsujithkumar.Reddy@....com>,
        Vijendar Mukunda <Vijendar.Mukunda@....com>,
        Ajit Kumar Pandey <AjitKumar.Pandey@....com>,
        Ajye Huang <ajye_huang@...pal.corp-partner.google.com>,
        "moderated list:SOUND - SOUND OPEN FIRMWARE (SOF) DRIVERS" 
        <sound-open-firmware@...a-project.org>,
        "open list" <linux-kernel@...r.kernel.org>
Subject: [PATCH 1/2] ASoC: SOF: amd: add revision check for sending sha dma completion command

ACP driver should send SHA DMA completion command to PSP module for RN
platform only.
Add a revision check for RN platform.

Signed-off-by: Mastan Katragadda <Mastan.Katragadda@....com>
---
 sound/soc/sof/amd/acp.c | 10 +++++++---
 1 file changed, 7 insertions(+), 3 deletions(-)

diff --git a/sound/soc/sof/amd/acp.c b/sound/soc/sof/amd/acp.c
index 2ae76bcd3590..afb505461ea1 100644
--- a/sound/soc/sof/amd/acp.c
+++ b/sound/soc/sof/amd/acp.c
@@ -217,6 +217,7 @@ int configure_and_run_sha_dma(struct acp_dev_data *adata, void *image_addr,
 			      unsigned int image_length)
 {
 	struct snd_sof_dev *sdev = adata->dev;
+	const struct sof_amd_acp_desc *desc = get_chip_info(sdev->pdata);
 	unsigned int tx_count, fw_qualifier, val;
 	int ret;
 
@@ -251,9 +252,12 @@ int configure_and_run_sha_dma(struct acp_dev_data *adata, void *image_addr,
 		return ret;
 	}
 
-	ret = psp_send_cmd(adata, MBOX_ACP_SHA_DMA_COMMAND);
-	if (ret)
-		return ret;
+	/* psp_send_cmd only required for renoir platform (rev - 3) */
+	if (desc->rev == 3) {
+		ret = psp_send_cmd(adata, MBOX_ACP_SHA_DMA_COMMAND);
+		if (ret)
+			return ret;
+	}
 
 	ret = snd_sof_dsp_read_poll_timeout(sdev, ACP_DSP_BAR, ACP_SHA_DSP_FW_QUALIFIER,
 					    fw_qualifier, fw_qualifier & DSP_FW_RUN_ENABLE,
-- 
2.25.1