add audio

hc

2023-12-11 1f93a7dfd1f8d5ff7a5c53246c7534fe2332d6f4

 kernel/sound/soc/intel/atom/sst/sst.h
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@@ -1,3 +1,4 @@
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+/* SPDX-License-Identifier: GPL-2.0-only */
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 /*
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  *  sst.h - Intel SST Driver for audio engine
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  *
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@@ -7,15 +8,6 @@
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  *		Dharageswari R <dharageswari.r@intel.com>
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  *		KP Jeeja <jeeja.kp@intel.com>
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  *  ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
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- *
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- *  This program is free software; you can redistribute it and/or modify
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- *  it under the terms of the GNU General Public License as published by
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- *  the Free Software Foundation; version 2 of the License.
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- *
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- *  This program is distributed in the hope that it will be useful, but
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- *  WITHOUT ANY WARRANTY; without even the implied warranty of
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- *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
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- *  General Public License for more details.
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  *
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  * ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
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  *
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@@ -41,6 +33,13 @@
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 #define MRFLD_FW_DDR_BASE_OFFSET 0x0
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 #define MRFLD_FW_FEATURE_BASE_OFFSET 0x4
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 #define MRFLD_FW_BSS_RESET_BIT 0
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+
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+/* SST Shim register map */
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+#define SST_CSR			0x00
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+#define SST_ISRX		0x18
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+#define SST_IMRX		0x28
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+#define SST_IPCX		0x38 /* IPC IA -> SST */
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+#define SST_IPCD		0x40 /* IPC SST -> IA */
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 extern const struct dev_pm_ops intel_sst_pm;
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 enum sst_states {
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@@ -436,34 +435,34 @@
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 };
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 int sst_realloc_stream(struct intel_sst_drv *sst_drv_ctx, int str_id);
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-int sst_pause_stream(struct intel_sst_drv *sst_drv_ctx, int id);
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-int sst_resume_stream(struct intel_sst_drv *sst_drv_ctx, int id);
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-int sst_drop_stream(struct intel_sst_drv *sst_drv_ctx, int id);
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-int sst_free_stream(struct intel_sst_drv *sst_drv_ctx, int id);
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+int sst_pause_stream(struct intel_sst_drv *sst_drv_ctx, int str_id);
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+int sst_resume_stream(struct intel_sst_drv *sst_drv_ctx, int str_id);
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+int sst_drop_stream(struct intel_sst_drv *sst_drv_ctx, int str_id);
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+int sst_free_stream(struct intel_sst_drv *sst_drv_ctx, int str_id);
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 int sst_start_stream(struct intel_sst_drv *sst_drv_ctx, int str_id);
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-int sst_send_byte_stream_mrfld(struct intel_sst_drv *ctx,
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-			struct snd_sst_bytes_v2 *sbytes);
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+int sst_send_byte_stream_mrfld(struct intel_sst_drv *sst_drv_ctx,
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+			struct snd_sst_bytes_v2 *bytes);
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 int sst_set_stream_param(int str_id, struct snd_sst_params *str_param);
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 int sst_set_metadata(int str_id, char *params);
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-int sst_get_stream(struct intel_sst_drv *sst_drv_ctx,
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+int sst_get_stream(struct intel_sst_drv *ctx,
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 		struct snd_sst_params *str_param);
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 int sst_get_stream_allocated(struct intel_sst_drv *ctx,
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 		struct snd_sst_params *str_param,
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 		struct snd_sst_lib_download **lib_dnld);
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 int sst_drain_stream(struct intel_sst_drv *sst_drv_ctx,
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 		int str_id, bool partial_drain);
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-int sst_post_message_mrfld(struct intel_sst_drv *ctx,
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-		struct ipc_post *msg, bool sync);
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-void sst_process_reply_mrfld(struct intel_sst_drv *ctx, struct ipc_post *msg);
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-int sst_start_mrfld(struct intel_sst_drv *ctx);
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-int intel_sst_reset_dsp_mrfld(struct intel_sst_drv *ctx);
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-void intel_sst_clear_intr_mrfld(struct intel_sst_drv *ctx);
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+int sst_post_message_mrfld(struct intel_sst_drv *sst_drv_ctx,
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+		struct ipc_post *ipc_msg, bool sync);
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+void sst_process_reply_mrfld(struct intel_sst_drv *sst_drv_ctx, struct ipc_post *msg);
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+int sst_start_mrfld(struct intel_sst_drv *sst_drv_ctx);
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+int intel_sst_reset_dsp_mrfld(struct intel_sst_drv *sst_drv_ctx);
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+void intel_sst_clear_intr_mrfld(struct intel_sst_drv *sst_drv_ctx);
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-int sst_load_fw(struct intel_sst_drv *ctx);
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+int sst_load_fw(struct intel_sst_drv *sst_drv_ctx);
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 int sst_load_library(struct snd_sst_lib_download *lib, u8 ops);
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 void sst_post_download_mrfld(struct intel_sst_drv *ctx);
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 int sst_get_block_stream(struct intel_sst_drv *sst_drv_ctx);
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-void sst_memcpy_free_resources(struct intel_sst_drv *ctx);
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+void sst_memcpy_free_resources(struct intel_sst_drv *sst_drv_ctx);
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 int sst_wait_interruptible(struct intel_sst_drv *sst_drv_ctx,
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 				struct sst_block *block);
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 		bool large, bool fill_dsp, bool sync, bool response);
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 void sst_process_pending_msg(struct work_struct *work);
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-int sst_assign_pvt_id(struct intel_sst_drv *sst_drv_ctx);
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+int sst_assign_pvt_id(struct intel_sst_drv *drv);
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 int sst_validate_strid(struct intel_sst_drv *sst_drv_ctx, int str_id);
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 struct stream_info *get_stream_info(struct intel_sst_drv *sst_drv_ctx,
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 		int str_id);