github-mirror/linux
1
0
Fork 0
mirror of https://github.com/torvalds/linux.git synced 2026-07-28 10:09:10 +02:00
Code Issues Actions Packages Projects Releases Wiki Activity Graph

ASoC: SOF: amd: set ipc flags to zero

Browse Source 
As per design, set IPC conf structure flags to zero during acp init
sequence.

Link: https://github.com/thesofproject/linux/pull/5642
Signed-off-by: Vijendar Mukunda <Vijendar.Mukunda@amd.com>
Tested-by: Umang Jain <uajain@igalia.com>
Link: https://patch.msgid.link/20260609160938.3717513-2-Vijendar.Mukunda@amd.com
Signed-off-by: Mark Brown <broonie@kernel.org>
This commit is contained in:
Vijendar Mukunda 2026-06-09 21:38:45 +05:30 committed by Mark Brown
parent 6042c91df6
commit 25b17c0604
No known key found for this signature in database
GPG Key ID: 24D68B725D5487D0
1 changed files with 28 additions and 0 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

28
sound/soc/sof/amd/acp.c
View File

@ -377,6 +377,33 @@ void memcpy_to_scratch(struct snd_sof_dev *sdev, u32 offset, unsigned int *src,
snd_sof_dsp_write(sdev, ACP_DSP_BAR, reg_offset + i, src[j]);
}
static int acp_init_scratch_mem_ipc_flags(struct snd_sof_dev *sdev)
{
u32 dsp_msg_write, dsp_ack_write, host_msg_write, host_ack_write;
dsp_msg_write = sdev->debug_box.offset +
offsetof(struct scratch_ipc_conf, sof_dsp_msg_write);
dsp_ack_write = sdev->debug_box.offset +
offsetof(struct scratch_ipc_conf, sof_dsp_ack_write);
host_msg_write = sdev->debug_box.offset +
offsetof(struct scratch_ipc_conf, sof_host_msg_write);
host_ack_write = sdev->debug_box.offset +
offsetof(struct scratch_ipc_conf, sof_host_ack_write);
/* Initialize host message write flag */
snd_sof_dsp_write(sdev, ACP_DSP_BAR, ACP_SCRATCH_REG_0 + host_msg_write, 0);
/* Initialize host ack write flag */
snd_sof_dsp_write(sdev, ACP_DSP_BAR, ACP_SCRATCH_REG_0 + host_ack_write, 0);
/* Initialize DSP message write flag */
snd_sof_dsp_write(sdev, ACP_DSP_BAR, ACP_SCRATCH_REG_0 + dsp_msg_write, 0);
/* Initialize DSP ack write flag */
snd_sof_dsp_write(sdev, ACP_DSP_BAR, ACP_SCRATCH_REG_0 + dsp_ack_write, 0);
return 0;
}
static int acp_memory_init(struct snd_sof_dev *sdev)
{
struct acp_dev_data *adata = sdev->pdata->hw_pdata;
@ -384,6 +411,7 @@ static int acp_memory_init(struct snd_sof_dev *sdev)
snd_sof_dsp_update_bits(sdev, ACP_DSP_BAR, desc->dsp_intr_base + DSP_SW_INTR_CNTL_OFFSET,
ACP_DSP_INTR_EN_MASK, ACP_DSP_INTR_EN_MASK);
acp_init_scratch_mem_ipc_flags(sdev);
init_dma_descriptor(adata);
return 0;