Add acp-psp mailbox communication interface for iram-dram size modification to notify psp. Signed-off-by: Venkata Prasad Potturu <venkataprasad.potturu@xxxxxxx> --- sound/soc/sof/amd/acp.c | 11 +++++++++++ sound/soc/sof/amd/acp.h | 5 +++++ 2 files changed, 16 insertions(+) diff --git a/sound/soc/sof/amd/acp.c b/sound/soc/sof/amd/acp.c index 7860724c4d2d..32a741fcb84f 100644 --- a/sound/soc/sof/amd/acp.c +++ b/sound/soc/sof/amd/acp.c @@ -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); diff --git a/sound/soc/sof/amd/acp.h b/sound/soc/sof/amd/acp.h index c536cfde0e44..c645aee216fd 100644 --- a/sound/soc/sof/amd/acp.h +++ b/sound/soc/sof/amd/acp.h @@ -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 -- 2.25.1