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ASoC: SOF: amd: Add acp-psp mailbox interface for iram-dram fence register modification

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Add acp-psp mailbox communication interface for iram-dram size
modification to notify psp.

Signed-off-by: Venkata Prasad Potturu <venkataprasad.potturu@amd.com>
Link: https://msgid.link/r/20231219112416.3334928-5-venkataprasad.potturu@amd.com
Signed-off-by: Mark Brown <broonie@kernel.org>
This commit is contained in:
Venkata Prasad Potturu 2023-12-19 16:54:13 +05:30 committed by Mark Brown
parent ced7151b9b
commit 55d7bbe433
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GPG key ID: 24D68B725D5487D0
2 changed files with 16 additions and 0 deletions
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11
sound/soc/sof/amd/acp.c
View file

@ -278,6 +278,17 @@ 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) {
/* 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);

5
sound/soc/sof/amd/acp.h
View file

@ -74,9 +74,14 @@
#define MP0_C2PMSG_114_REG 0x3810AC8
#define MP0_C2PMSG_73_REG 0x3810A24
#define MBOX_ACP_SHA_DMA_COMMAND 0x70000
#define MBOX_ACP_IRAM_DRAM_FENCE_COMMAND 0x80000
#define MBOX_DELAY_US 1000
#define MBOX_READY_MASK 0x80000000
#define MBOX_STATUS_MASK 0xFFFF
#define MBOX_ISREADY_FLAG 0x40000000
#define IRAM_DRAM_FENCE_0 0X0
#define IRAM_DRAM_FENCE_1 0X01
#define IRAM_DRAM_FENCE_2 0X02
#define BOX_SIZE_512 0x200
#define BOX_SIZE_1024 0x400