18 void acp_mailbox_write(struct snd_sof_dev *sdev, u32 offset, void *message, size_t bytes)  in acp_mailbox_write()  argument
20 	memcpy_to_scratch(sdev, offset, message, bytes);  in acp_mailbox_write()
24 void acp_mailbox_read(struct snd_sof_dev *sdev, u32 offset, void *message, size_t bytes)  in acp_mailbox_read()  argument
26 	memcpy_from_scratch(sdev, offset, message, bytes);  in acp_mailbox_read()
32 	struct snd_sof_dev *sdev = adata->dev;  in acpbus_trigger_host_to_dsp_swintr()  local
33 	const struct sof_amd_acp_desc *desc = get_chip_info(sdev->pdata);  in acpbus_trigger_host_to_dsp_swintr()
36 	swintr_trigger = snd_sof_dsp_read(sdev, ACP_DSP_BAR, desc->dsp_intr_base +  in acpbus_trigger_host_to_dsp_swintr()
39 	snd_sof_dsp_write(sdev, ACP_DSP_BAR, desc->dsp_intr_base + DSP_SW_INTR_TRIG_OFFSET,  in acpbus_trigger_host_to_dsp_swintr()
43 static void acp_ipc_host_msg_set(struct snd_sof_dev *sdev)  in acp_ipc_host_msg_set()  argument
45 	unsigned int host_msg = sdev->debug_box.offset +  in acp_ipc_host_msg_set()
48 	snd_sof_dsp_write(sdev, ACP_DSP_BAR, ACP_SCRATCH_REG_0 + host_msg, 1);  in acp_ipc_host_msg_set()
51 static void acp_dsp_ipc_host_done(struct snd_sof_dev *sdev)  in acp_dsp_ipc_host_done()  argument
53 	unsigned int dsp_msg = sdev->debug_box.offset +  in acp_dsp_ipc_host_done()
56 	snd_sof_dsp_write(sdev, ACP_DSP_BAR, ACP_SCRATCH_REG_0 + dsp_msg, 0);  in acp_dsp_ipc_host_done()
59 static void acp_dsp_ipc_dsp_done(struct snd_sof_dev *sdev)  in acp_dsp_ipc_dsp_done()  argument
61 	unsigned int dsp_ack = sdev->debug_box.offset +  in acp_dsp_ipc_dsp_done()
64 	snd_sof_dsp_write(sdev, ACP_DSP_BAR, ACP_SCRATCH_REG_0 + dsp_ack, 0);  in acp_dsp_ipc_dsp_done()
67 int acp_sof_ipc_send_msg(struct snd_sof_dev *sdev, struct snd_sof_ipc_msg *msg)  in acp_sof_ipc_send_msg()  argument
69 	struct acp_dev_data *adata = sdev->pdata->hw_pdata;  in acp_sof_ipc_send_msg()
70 	const struct sof_amd_acp_desc *desc = get_chip_info(sdev->pdata);  in acp_sof_ipc_send_msg()
71 	unsigned int offset = sdev->host_box.offset;  in acp_sof_ipc_send_msg()
74 	while (snd_sof_dsp_read(sdev, ACP_DSP_BAR, desc->hw_semaphore_offset)) {  in acp_sof_ipc_send_msg()
78 			dev_err(sdev->dev, "%s: Failed to acquire HW lock\n", __func__);  in acp_sof_ipc_send_msg()
83 	acp_mailbox_write(sdev, offset, msg->msg_data, msg->msg_size);  in acp_sof_ipc_send_msg()
84 	acp_ipc_host_msg_set(sdev);  in acp_sof_ipc_send_msg()
90 	snd_sof_dsp_write(sdev, ACP_DSP_BAR, desc->hw_semaphore_offset, 0x0);  in acp_sof_ipc_send_msg()
96 static void acp_dsp_ipc_get_reply(struct snd_sof_dev *sdev)  in acp_dsp_ipc_get_reply()  argument
98 	struct snd_sof_ipc_msg *msg = sdev->msg;  in acp_dsp_ipc_get_reply()
101 	unsigned int offset = sdev->host_box.offset;  in acp_dsp_ipc_get_reply()
110 		dev_warn(sdev->dev, "unexpected ipc interrupt raised!\n");  in acp_dsp_ipc_get_reply()
128 	acp_mailbox_read(sdev, offset, &reply, sizeof(reply));  in acp_dsp_ipc_get_reply()
136 			dev_err(sdev->dev, "reply expected %zu got %u bytes\n",  in acp_dsp_ipc_get_reply()
142 			acp_mailbox_read(sdev, offset, msg->reply_data, msg->reply_size);  in acp_dsp_ipc_get_reply()
150 	struct snd_sof_dev *sdev = context;  in acp_sof_ipc_irq_thread()  local
151 	unsigned int dsp_msg_write = sdev->debug_box.offset +  in acp_sof_ipc_irq_thread()
153 	unsigned int dsp_ack_write = sdev->debug_box.offset +  in acp_sof_ipc_irq_thread()
158 	if (sdev->first_boot && sdev->fw_state != SOF_FW_BOOT_COMPLETE) {  in acp_sof_ipc_irq_thread()
159 		snd_sof_ipc_msgs_rx(sdev);  in acp_sof_ipc_irq_thread()
160 		acp_dsp_ipc_host_done(sdev);  in acp_sof_ipc_irq_thread()
164 	dsp_msg = snd_sof_dsp_read(sdev, ACP_DSP_BAR, ACP_SCRATCH_REG_0 + dsp_msg_write);  in acp_sof_ipc_irq_thread()
166 		snd_sof_ipc_msgs_rx(sdev);  in acp_sof_ipc_irq_thread()
167 		acp_dsp_ipc_host_done(sdev);  in acp_sof_ipc_irq_thread()
171 	dsp_ack = snd_sof_dsp_read(sdev, ACP_DSP_BAR, ACP_SCRATCH_REG_0 + dsp_ack_write);  in acp_sof_ipc_irq_thread()
173 		spin_lock_irq(&sdev->ipc_lock);  in acp_sof_ipc_irq_thread()
175 		acp_dsp_ipc_get_reply(sdev);  in acp_sof_ipc_irq_thread()
176 		snd_sof_ipc_reply(sdev, 0);  in acp_sof_ipc_irq_thread()
178 		acp_dsp_ipc_dsp_done(sdev);  in acp_sof_ipc_irq_thread()
179 		spin_unlock_irq(&sdev->ipc_lock);  in acp_sof_ipc_irq_thread()
184 		dev_dbg_ratelimited(sdev->dev, "nothing to do in IPC IRQ thread\n");  in acp_sof_ipc_irq_thread()
190 int acp_sof_ipc_msg_data(struct snd_sof_dev *sdev, struct snd_pcm_substream *substream,  in acp_sof_ipc_msg_data()  argument
193 	unsigned int offset = sdev->dsp_box.offset;  in acp_sof_ipc_msg_data()
195 	if (!substream || !sdev->stream_box.size)  in acp_sof_ipc_msg_data()
196 		acp_mailbox_read(sdev, offset, p, sz);  in acp_sof_ipc_msg_data()
202 int acp_sof_ipc_get_mailbox_offset(struct snd_sof_dev *sdev)  in acp_sof_ipc_get_mailbox_offset()  argument
204 	const struct sof_amd_acp_desc *desc = get_chip_info(sdev->pdata);  in acp_sof_ipc_get_mailbox_offset()
210 int acp_sof_ipc_get_window_offset(struct snd_sof_dev *sdev, u32 id)  in acp_sof_ipc_get_window_offset()  argument