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From: Vijendar Mukunda <Vijendar.Mukunda@amd.com>
To: <broonie@kernel.org>
Cc: <alsa-devel@alsa-project.org>, <Sunil-kumar.Dommati@amd.com>,
	<Basavaraj.Hiregoudar@amd.com>, <venkataprasad.potturu@amd.com>,
	<pierre-louis.bossart@linux.intel.com>, <lgirdwood@gmail.com>,
	<yung-chuan.liao@linux.intel.com>,
	<peter.ujfalusi@linux.intel.com>,
	<ranjani.sridharan@linux.intel.com>, <perex@perex.cz>,
	<tiwai@suse.com>, <cristian.ciocaltea@collabora.com>,
	<sound-open-firmware@alsa-project.org>,
	<linux-sound@vger.kernel.org>, <linux-kernel@vger.kernel.org>,
	<kai.vehmanen@linux.intel.com>,
	Vijendar Mukunda <Vijendar.Mukunda@amd.com>,
	Daniel Baluta <daniel.baluta@nxp.com>
Subject: [PATCH 1/2] ASoC: SOF: amd: move iram-dram fence register programming sequence
Date: Mon, 12 Aug 2024 16:35:09 +0530	[thread overview]
Message-ID: <20240812110514.2683056-1-Vijendar.Mukunda@amd.com> (raw)

As per design, ACP iram-dram fence register sequence should be initiated
before triggering SHA dma. This ensures that IRAM size will programmed
correctly before initiaing SHA dma.

Fixes: 094d11768f74 ("ASoC: SOF: amd: Skip IRAM/DRAM size modification for Steam Deck OLED")
Signed-off-by: Vijendar Mukunda <Vijendar.Mukunda@amd.com>
Reviewed-by: Ranjani Sridharan <ranjani.sridharan@linux.intel.com>
Reviewed-by: Pierre-Louis Bossart <pierre-louis.bossart@linux.intel.com>
---
 sound/soc/sof/amd/acp.c | 22 +++++++++++-----------
 1 file changed, 11 insertions(+), 11 deletions(-)

diff --git a/sound/soc/sof/amd/acp.c b/sound/soc/sof/amd/acp.c
index 7b122656efd1..b8d4f986f89d 100644
--- a/sound/soc/sof/amd/acp.c
+++ b/sound/soc/sof/amd/acp.c
@@ -263,6 +263,17 @@ int configure_and_run_sha_dma(struct acp_dev_data *adata, void *image_addr,
 	snd_sof_dsp_write(sdev, ACP_DSP_BAR, ACP_SHA_DMA_STRT_ADDR, start_addr);
 	snd_sof_dsp_write(sdev, ACP_DSP_BAR, ACP_SHA_DMA_DESTINATION_ADDR, dest_addr);
 	snd_sof_dsp_write(sdev, ACP_DSP_BAR, ACP_SHA_MSG_LENGTH, image_length);
+
+	/* psp_send_cmd only required for vangogh platform (rev - 5) */
+	if (desc->rev == 5 && !(adata->quirks && adata->quirks->skip_iram_dram_size_mod)) {
+		/* Modify IRAM and DRAM size */
+		ret = psp_send_cmd(adata, MBOX_ACP_IRAM_DRAM_FENCE_COMMAND | IRAM_DRAM_FENCE_2);
+		if (ret)
+			return ret;
+		ret = psp_send_cmd(adata, MBOX_ACP_IRAM_DRAM_FENCE_COMMAND | MBOX_ISREADY_FLAG);
+		if (ret)
+			return ret;
+	}
 	snd_sof_dsp_write(sdev, ACP_DSP_BAR, ACP_SHA_DMA_CMD, ACP_SHA_RUN);
 
 	ret = snd_sof_dsp_read_poll_timeout(sdev, ACP_DSP_BAR, ACP_SHA_TRANSFER_BYTE_CNT,
@@ -280,17 +291,6 @@ int configure_and_run_sha_dma(struct acp_dev_data *adata, void *image_addr,
 			return ret;
 	}
 
-	/* psp_send_cmd only required for vangogh platform (rev - 5) */
-	if (desc->rev == 5 && !(adata->quirks && adata->quirks->skip_iram_dram_size_mod)) {
-		/* Modify IRAM and DRAM size */
-		ret = psp_send_cmd(adata, MBOX_ACP_IRAM_DRAM_FENCE_COMMAND | IRAM_DRAM_FENCE_2);
-		if (ret)
-			return ret;
-		ret = psp_send_cmd(adata, MBOX_ACP_IRAM_DRAM_FENCE_COMMAND | MBOX_ISREADY_FLAG);
-		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,
 					    ACP_REG_POLL_INTERVAL, ACP_DMA_COMPLETE_TIMEOUT_US);
-- 
2.34.1


             reply	other threads:[~2024-08-12 11:05 UTC|newest]

Thread overview: 5+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2024-08-12 11:05 Vijendar Mukunda [this message]
2024-08-12 11:05 ` [PATCH 2/2] ASoC: SOF: amd: Fix for incorrect acp error register offsets Vijendar Mukunda
2024-08-13  8:15 ` [PATCH 1/2] ASoC: SOF: amd: move iram-dram fence register programming sequence Markus Elfring
2024-08-13  8:31   ` Mukunda,Vijendar
2024-08-13 14:52 ` Mark Brown

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