~ [ source navigation ] ~ [ diff markup ] ~ [ identifier search ] ~

TOMOYO Linux Cross Reference
Linux/sound/soc/intel/common/sst-dsp.h

Version: ~ [ linux-5.10-rc5 ] ~ [ linux-5.9.10 ] ~ [ linux-5.8.18 ] ~ [ linux-5.7.19 ] ~ [ linux-5.6.19 ] ~ [ linux-5.5.19 ] ~ [ linux-5.4.79 ] ~ [ linux-5.3.18 ] ~ [ linux-5.2.21 ] ~ [ linux-5.1.21 ] ~ [ linux-5.0.21 ] ~ [ linux-4.20.17 ] ~ [ linux-4.19.159 ] ~ [ linux-4.18.20 ] ~ [ linux-4.17.19 ] ~ [ linux-4.16.18 ] ~ [ linux-4.15.18 ] ~ [ linux-4.14.208 ] ~ [ linux-4.13.16 ] ~ [ linux-4.12.14 ] ~ [ linux-4.11.12 ] ~ [ linux-4.10.17 ] ~ [ linux-4.9.245 ] ~ [ linux-4.8.17 ] ~ [ linux-4.7.10 ] ~ [ linux-4.6.7 ] ~ [ linux-4.5.7 ] ~ [ linux-4.4.245 ] ~ [ linux-4.3.6 ] ~ [ linux-4.2.8 ] ~ [ linux-4.1.52 ] ~ [ linux-4.0.9 ] ~ [ linux-3.19.8 ] ~ [ linux-3.18.140 ] ~ [ linux-3.17.8 ] ~ [ linux-3.16.85 ] ~ [ linux-3.15.10 ] ~ [ linux-3.14.79 ] ~ [ linux-3.13.11 ] ~ [ linux-3.12.74 ] ~ [ linux-3.11.10 ] ~ [ linux-3.10.108 ] ~ [ linux-2.6.32.71 ] ~ [ linux-2.6.0 ] ~ [ linux-2.4.37.11 ] ~ [ unix-v6-master ] ~ [ ccs-tools-1.8.5 ] ~ [ policy-sample ] ~
Architecture: ~ [ i386 ] ~ [ alpha ] ~ [ m68k ] ~ [ mips ] ~ [ ppc ] ~ [ sparc ] ~ [ sparc64 ] ~

  1 /* SPDX-License-Identifier: GPL-2.0-only */
  2 /*
  3  * Intel Smart Sound Technology (SST) Core
  4  *
  5  * Copyright (C) 2013, Intel Corporation. All rights reserved.
  6  */
  7 
  8 #ifndef __SOUND_SOC_SST_DSP_H
  9 #define __SOUND_SOC_SST_DSP_H
 10 
 11 #include <linux/kernel.h>
 12 #include <linux/types.h>
 13 #include <linux/interrupt.h>
 14 
 15 struct sst_dsp;
 16 
 17 /*
 18  * SST Device.
 19  *
 20  * This structure is populated by the SST core driver.
 21  */
 22 struct sst_dsp_device {
 23         /* Mandatory fields */
 24         struct sst_ops *ops;
 25         irqreturn_t (*thread)(int irq, void *context);
 26         void *thread_context;
 27 };
 28 
 29 /* SHIM Read / Write */
 30 void sst_dsp_shim_write(struct sst_dsp *sst, u32 offset, u32 value);
 31 u32 sst_dsp_shim_read(struct sst_dsp *sst, u32 offset);
 32 int sst_dsp_shim_update_bits(struct sst_dsp *sst, u32 offset,
 33                                 u32 mask, u32 value);
 34 void sst_dsp_shim_update_bits_forced(struct sst_dsp *sst, u32 offset,
 35                                 u32 mask, u32 value);
 36 
 37 /* SHIM Read / Write Unlocked for callers already holding sst lock */
 38 void sst_dsp_shim_write_unlocked(struct sst_dsp *sst, u32 offset, u32 value);
 39 u32 sst_dsp_shim_read_unlocked(struct sst_dsp *sst, u32 offset);
 40 int sst_dsp_shim_update_bits_unlocked(struct sst_dsp *sst, u32 offset,
 41                                 u32 mask, u32 value);
 42 void sst_dsp_shim_update_bits_forced_unlocked(struct sst_dsp *sst, u32 offset,
 43                                 u32 mask, u32 value);
 44 
 45 /* Internal generic low-level SST IO functions - can be overidden */
 46 void sst_shim32_write(void __iomem *addr, u32 offset, u32 value);
 47 u32 sst_shim32_read(void __iomem *addr, u32 offset);
 48 void sst_shim32_write64(void __iomem *addr, u32 offset, u64 value);
 49 u64 sst_shim32_read64(void __iomem *addr, u32 offset);
 50 
 51 /* Mailbox management */
 52 int sst_dsp_mailbox_init(struct sst_dsp *sst, u32 inbox_offset,
 53         size_t inbox_size, u32 outbox_offset, size_t outbox_size);
 54 void sst_dsp_inbox_write(struct sst_dsp *sst, void *message, size_t bytes);
 55 void sst_dsp_inbox_read(struct sst_dsp *sst, void *message, size_t bytes);
 56 void sst_dsp_outbox_write(struct sst_dsp *sst, void *message, size_t bytes);
 57 void sst_dsp_outbox_read(struct sst_dsp *sst, void *message, size_t bytes);
 58 int sst_dsp_register_poll(struct sst_dsp  *ctx, u32 offset, u32 mask,
 59                  u32 target, u32 time, char *operation);
 60 
 61 #endif
 62 

~ [ source navigation ] ~ [ diff markup ] ~ [ identifier search ] ~

kernel.org | git.kernel.org | LWN.net | Project Home | Wiki (Japanese) | Wiki (English) | SVN repository | Mail admin

Linux® is a registered trademark of Linus Torvalds in the United States and other countries.
TOMOYO® is a registered trademark of NTT DATA CORPORATION.

osdn.jp