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author | David S. Miller <davem@davemloft.net> | 2010-03-15 23:23:54 (GMT) |
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committer | David S. Miller <davem@davemloft.net> | 2010-03-15 23:23:54 (GMT) |
commit | 4961e02f1999e1c3468c09b2669c94d7c3ae82a8 (patch) | |
tree | 44c15abb09d7ba5e17a9aba95ee246648b1c1a8a /drivers/staging/dream/include/mach/msm_adsp.h | |
parent | d14a0ebda7d3daede1a99c01527affb9ceaa4c22 (diff) | |
parent | a3d3203e4bb40f253b1541e310dc0f9305be7c84 (diff) | |
download | linux-fsl-qoriq-4961e02f1999e1c3468c09b2669c94d7c3ae82a8.tar.xz |
Merge branch 'master' of /home/davem/src/GIT/linux-2.6/
Diffstat (limited to 'drivers/staging/dream/include/mach/msm_adsp.h')
-rw-r--r-- | drivers/staging/dream/include/mach/msm_adsp.h | 112 |
1 files changed, 112 insertions, 0 deletions
diff --git a/drivers/staging/dream/include/mach/msm_adsp.h b/drivers/staging/dream/include/mach/msm_adsp.h new file mode 100644 index 0000000..a081683 --- /dev/null +++ b/drivers/staging/dream/include/mach/msm_adsp.h @@ -0,0 +1,112 @@ +/* include/asm-arm/arch-msm/msm_adsp.h + * + * Copyright (C) 2008 Google, Inc. + * + * This software is licensed under the terms of the GNU General Public + * License version 2, as published by the Free Software Foundation, and + * may be copied, distributed, and modified under those terms. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + */ + +#ifndef __ASM__ARCH_MSM_ADSP_H +#define __ASM__ARCH_MSM_ADSP_H + +struct msm_adsp_module; + +struct msm_adsp_ops { + /* event is called from interrupt context when a message + * arrives from the DSP. Use the provided function pointer + * to copy the message into a local buffer. Do NOT call + * it multiple times. + */ + void (*event)(void *driver_data, unsigned id, size_t len, + void (*getevent)(void *ptr, size_t len)); +}; + +/* Get, Put, Enable, and Disable are synchronous and must only + * be called from thread context. Enable and Disable will block + * up to one second in the event of a fatal DSP error but are + * much faster otherwise. + */ +int msm_adsp_get(const char *name, struct msm_adsp_module **module, + struct msm_adsp_ops *ops, void *driver_data); +void msm_adsp_put(struct msm_adsp_module *module); +int msm_adsp_enable(struct msm_adsp_module *module); +int msm_adsp_disable(struct msm_adsp_module *module); +int adsp_set_clkrate(struct msm_adsp_module *module, unsigned long clk_rate); + +/* Write is safe to call from interrupt context. + */ +int msm_adsp_write(struct msm_adsp_module *module, + unsigned queue_id, + void *data, size_t len); + +#if CONFIG_MSM_AMSS_VERSION >= 6350 +/* Command Queue Indexes */ +#define QDSP_lpmCommandQueue 0 +#define QDSP_mpuAfeQueue 1 +#define QDSP_mpuGraphicsCmdQueue 2 +#define QDSP_mpuModmathCmdQueue 3 +#define QDSP_mpuVDecCmdQueue 4 +#define QDSP_mpuVDecPktQueue 5 +#define QDSP_mpuVEncCmdQueue 6 +#define QDSP_rxMpuDecCmdQueue 7 +#define QDSP_rxMpuDecPktQueue 8 +#define QDSP_txMpuEncQueue 9 +#define QDSP_uPAudPPCmd1Queue 10 +#define QDSP_uPAudPPCmd2Queue 11 +#define QDSP_uPAudPPCmd3Queue 12 +#define QDSP_uPAudPlay0BitStreamCtrlQueue 13 +#define QDSP_uPAudPlay1BitStreamCtrlQueue 14 +#define QDSP_uPAudPlay2BitStreamCtrlQueue 15 +#define QDSP_uPAudPlay3BitStreamCtrlQueue 16 +#define QDSP_uPAudPlay4BitStreamCtrlQueue 17 +#define QDSP_uPAudPreProcCmdQueue 18 +#define QDSP_uPAudRecBitStreamQueue 19 +#define QDSP_uPAudRecCmdQueue 20 +#define QDSP_uPDiagQueue 21 +#define QDSP_uPJpegActionCmdQueue 22 +#define QDSP_uPJpegCfgCmdQueue 23 +#define QDSP_uPVocProcQueue 24 +#define QDSP_vfeCommandQueue 25 +#define QDSP_vfeCommandScaleQueue 26 +#define QDSP_vfeCommandTableQueue 27 +#define QDSP_MAX_NUM_QUEUES 28 +#else +/* Command Queue Indexes */ +#define QDSP_lpmCommandQueue 0 +#define QDSP_mpuAfeQueue 1 +#define QDSP_mpuGraphicsCmdQueue 2 +#define QDSP_mpuModmathCmdQueue 3 +#define QDSP_mpuVDecCmdQueue 4 +#define QDSP_mpuVDecPktQueue 5 +#define QDSP_mpuVEncCmdQueue 6 +#define QDSP_rxMpuDecCmdQueue 7 +#define QDSP_rxMpuDecPktQueue 8 +#define QDSP_txMpuEncQueue 9 +#define QDSP_uPAudPPCmd1Queue 10 +#define QDSP_uPAudPPCmd2Queue 11 +#define QDSP_uPAudPPCmd3Queue 12 +#define QDSP_uPAudPlay0BitStreamCtrlQueue 13 +#define QDSP_uPAudPlay1BitStreamCtrlQueue 14 +#define QDSP_uPAudPlay2BitStreamCtrlQueue 15 +#define QDSP_uPAudPlay3BitStreamCtrlQueue 16 +#define QDSP_uPAudPlay4BitStreamCtrlQueue 17 +#define QDSP_uPAudPreProcCmdQueue 18 +#define QDSP_uPAudRecBitStreamQueue 19 +#define QDSP_uPAudRecCmdQueue 20 +#define QDSP_uPJpegActionCmdQueue 21 +#define QDSP_uPJpegCfgCmdQueue 22 +#define QDSP_uPVocProcQueue 23 +#define QDSP_vfeCommandQueue 24 +#define QDSP_vfeCommandScaleQueue 25 +#define QDSP_vfeCommandTableQueue 26 +#define QDSP_QUEUE_MAX 26 +#endif + +#endif |