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[v5,09/17] ASoC: Intel: avs: Add ROM requests

Message ID 20220311153544.136854-10-cezary.rojewski@intel.com
State Accepted
Commit 25f414fcdb875e4203ff43f42898367c32df4827
Headers show
Series ASoC: Intel: AVS - Audio DSP for cAVS | expand

Commit Message

Cezary Rojewski March 11, 2022, 3:35 p.m. UTC 
ROM requests are messages initiated by Host to alter firmware early boot
process. They specify whether the next boot should be a fresh start or if
IMR can be used to speed things up.

Signed-off-by: Amadeusz Sławiński <amadeuszx.slawinski@linux.intel.com>
Signed-off-by: Cezary Rojewski <cezary.rojewski@intel.com>
---
 sound/soc/intel/avs/messages.c | 18 ++++++++++++++++++
 sound/soc/intel/avs/messages.h | 14 ++++++++++++++
 2 files changed, 32 insertions(+)
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Patch

diff --git a/sound/soc/intel/avs/messages.c b/sound/soc/intel/avs/messages.c
index f51f18d67cfb..0d71ab297e91 100644
--- a/sound/soc/intel/avs/messages.c
+++ b/sound/soc/intel/avs/messages.c
@@ -12,6 +12,24 @@ 
 
 #define AVS_CL_TIMEOUT_MS	5000
 
+int avs_ipc_set_boot_config(struct avs_dev *adev, u32 dma_id, u32 purge)
+{
+	union avs_global_msg msg = AVS_GLOBAL_REQUEST(ROM_CONTROL);
+	struct avs_ipc_msg request = {{0}};
+	int ret;
+
+	msg.boot_cfg.rom_ctrl_msg_type = AVS_ROM_SET_BOOT_CONFIG;
+	msg.boot_cfg.dma_id = dma_id;
+	msg.boot_cfg.purge_request = purge;
+	request.header = msg.val;
+
+	ret = avs_dsp_send_rom_msg(adev, &request);
+	if (ret)
+		avs_ipc_err(adev, &request, "set boot config", ret);
+
+	return ret;
+}
+
 int avs_ipc_load_modules(struct avs_dev *adev, u16 *mod_ids, u32 num_mod_ids)
 {
 	union avs_global_msg msg = AVS_GLOBAL_REQUEST(LOAD_MULTIPLE_MODULES);
diff --git a/sound/soc/intel/avs/messages.h b/sound/soc/intel/avs/messages.h
index 7ace78ed5980..c9de7f5a8f69 100644
--- a/sound/soc/intel/avs/messages.h
+++ b/sound/soc/intel/avs/messages.h
@@ -24,6 +24,7 @@  enum avs_msg_direction {
 };
 
 enum avs_global_msg_type {
+	AVS_GLB_ROM_CONTROL = 1,
 	AVS_GLB_LOAD_MULTIPLE_MODULES = 15,
 	AVS_GLB_UNLOAD_MULTIPLE_MODULES = 16,
 	AVS_GLB_CREATE_PIPELINE = 17,
@@ -45,6 +46,12 @@  union avs_global_msg {
 				u32 msg_direction:1;
 				u32 msg_target:1;
 			};
+			/* set boot config */
+			struct {
+				u32 rom_ctrl_msg_type:9;
+				u32 dma_id:5;
+				u32 purge_request:1;
+			} boot_cfg;
 			/* module loading */
 			struct {
 				u32 mod_cnt:8;
@@ -255,6 +262,13 @@  struct avs_notify_mod_data {
 	u32 data[];
 } __packed;
 
+/* ROM messages */
+enum avs_rom_control_msg_type {
+	AVS_ROM_SET_BOOT_CONFIG = 0,
+};
+
+int avs_ipc_set_boot_config(struct avs_dev *adev, u32 dma_id, u32 purge);
+
 /* Code loading messages */
 int avs_ipc_load_modules(struct avs_dev *adev, u16 *mod_ids, u32 num_mod_ids);
 int avs_ipc_unload_modules(struct avs_dev *adev, u16 *mod_ids, u32 num_mod_ids);