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Diffstat (limited to 'sound/soc/sof/intel/hda-ipc.c')
-rw-r--r--sound/soc/sof/intel/hda-ipc.c150
1 files changed, 4 insertions, 146 deletions
diff --git a/sound/soc/sof/intel/hda-ipc.c b/sound/soc/sof/intel/hda-ipc.c
index 2ecba91f5219..6aae6f18b3dc 100644
--- a/sound/soc/sof/intel/hda-ipc.c
+++ b/sound/soc/sof/intel/hda-ipc.c
@@ -266,156 +266,14 @@ out:
return ret;
}
-/* IPC Firmware ready */
-
-static void ipc_get_windows(struct snd_sof_dev *sdev)
+int hda_dsp_ipc_get_mailbox_offset(struct snd_sof_dev *sdev)
{
- struct sof_ipc_window_elem *elem;
- u32 outbox_offset = 0;
- u32 stream_offset = 0;
- u32 inbox_offset = 0;
- u32 outbox_size = 0;
- u32 stream_size = 0;
- u32 inbox_size = 0;
- int i;
-
- if (!sdev->info_window) {
- dev_err(sdev->dev, "error: have no window info\n");
- return;
- }
-
- for (i = 0; i < sdev->info_window->num_windows; i++) {
- elem = &sdev->info_window->window[i];
-
- switch (elem->type) {
- case SOF_IPC_REGION_UPBOX:
- inbox_offset =
- elem->offset + SRAM_WINDOW_OFFSET(elem->id);
- inbox_size = elem->size;
- snd_sof_debugfs_io_item(sdev,
- sdev->bar[HDA_DSP_BAR] +
- inbox_offset,
- elem->size, "inbox",
- SOF_DEBUGFS_ACCESS_D0_ONLY);
- break;
- case SOF_IPC_REGION_DOWNBOX:
- outbox_offset =
- elem->offset + SRAM_WINDOW_OFFSET(elem->id);
- outbox_size = elem->size;
- snd_sof_debugfs_io_item(sdev,
- sdev->bar[HDA_DSP_BAR] +
- outbox_offset,
- elem->size, "outbox",
- SOF_DEBUGFS_ACCESS_D0_ONLY);
- break;
- case SOF_IPC_REGION_TRACE:
- snd_sof_debugfs_io_item(sdev,
- sdev->bar[HDA_DSP_BAR] +
- elem->offset +
- SRAM_WINDOW_OFFSET
- (elem->id),
- elem->size, "etrace",
- SOF_DEBUGFS_ACCESS_D0_ONLY);
- break;
- case SOF_IPC_REGION_DEBUG:
- snd_sof_debugfs_io_item(sdev,
- sdev->bar[HDA_DSP_BAR] +
- elem->offset +
- SRAM_WINDOW_OFFSET
- (elem->id),
- elem->size, "debug",
- SOF_DEBUGFS_ACCESS_D0_ONLY);
- break;
- case SOF_IPC_REGION_STREAM:
- stream_offset =
- elem->offset + SRAM_WINDOW_OFFSET(elem->id);
- stream_size = elem->size;
- snd_sof_debugfs_io_item(sdev,
- sdev->bar[HDA_DSP_BAR] +
- elem->offset +
- SRAM_WINDOW_OFFSET
- (elem->id),
- elem->size, "stream",
- SOF_DEBUGFS_ACCESS_D0_ONLY);
- break;
- case SOF_IPC_REGION_REGS:
- snd_sof_debugfs_io_item(sdev,
- sdev->bar[HDA_DSP_BAR] +
- elem->offset +
- SRAM_WINDOW_OFFSET
- (elem->id),
- elem->size, "regs",
- SOF_DEBUGFS_ACCESS_D0_ONLY);
- break;
- case SOF_IPC_REGION_EXCEPTION:
- sdev->dsp_oops_offset = elem->offset +
- SRAM_WINDOW_OFFSET(elem->id);
- snd_sof_debugfs_io_item(sdev,
- sdev->bar[HDA_DSP_BAR] +
- elem->offset +
- SRAM_WINDOW_OFFSET
- (elem->id),
- elem->size, "exception",
- SOF_DEBUGFS_ACCESS_D0_ONLY);
- break;
- default:
- dev_err(sdev->dev, "error: get illegal window info\n");
- return;
- }
- }
-
- if (outbox_size == 0 || inbox_size == 0) {
- dev_err(sdev->dev, "error: get illegal mailbox window\n");
- return;
- }
-
- snd_sof_dsp_mailbox_init(sdev, inbox_offset, inbox_size,
- outbox_offset, outbox_size);
- sdev->stream_box.offset = stream_offset;
- sdev->stream_box.size = stream_size;
-
- dev_dbg(sdev->dev, " mailbox upstream 0x%x - size 0x%x\n",
- inbox_offset, inbox_size);
- dev_dbg(sdev->dev, " mailbox downstream 0x%x - size 0x%x\n",
- outbox_offset, outbox_size);
- dev_dbg(sdev->dev, " stream region 0x%x - size 0x%x\n",
- stream_offset, stream_size);
+ return HDA_DSP_MBOX_UPLINK_OFFSET;
}
-/* check for ABI compatibility and create memory windows on first boot */
-int hda_dsp_ipc_fw_ready(struct snd_sof_dev *sdev, u32 msg_id)
+int hda_dsp_ipc_get_window_offset(struct snd_sof_dev *sdev, u32 id)
{
- struct sof_ipc_fw_ready *fw_ready = &sdev->fw_ready;
- u32 offset;
- int ret;
-
- /* mailbox must be on 4k boundary */
- offset = HDA_DSP_MBOX_UPLINK_OFFSET;
-
- dev_dbg(sdev->dev, "ipc: DSP is ready 0x%8.8x offset 0x%x\n",
- msg_id, offset);
-
- /* no need to re-check version/ABI for subsequent boots */
- if (!sdev->first_boot)
- return 0;
-
- /* copy data from the DSP FW ready offset */
- sof_block_read(sdev, sdev->mmio_bar, offset, fw_ready,
- sizeof(*fw_ready));
-
- /* make sure ABI version is compatible */
- ret = snd_sof_ipc_valid(sdev);
- if (ret < 0)
- return ret;
-
- /* now check for extended data */
- snd_sof_fw_parse_ext_data(sdev, sdev->mmio_bar,
- HDA_DSP_MBOX_UPLINK_OFFSET +
- sizeof(struct sof_ipc_fw_ready));
-
- ipc_get_windows(sdev);
-
- return 0;
+ return SRAM_WINDOW_OFFSET(id);
}
void hda_ipc_msg_data(struct snd_sof_dev *sdev,