From: Srinivas Kandagatla srinivas.kandagatla@linaro.org
This patch adds some common helper functions like translating dsp error to linux error codes and channel mappings etc.
These functions are used in all the following qdsp6 drivers.
Signed-off-by: Srinivas Kandagatla srinivas.kandagatla@linaro.org --- sound/soc/qcom/qdsp6/common.h | 225 ++++++++++++++++++++++++++++++++++++++++++ 1 file changed, 225 insertions(+) create mode 100644 sound/soc/qcom/qdsp6/common.h
diff --git a/sound/soc/qcom/qdsp6/common.h b/sound/soc/qcom/qdsp6/common.h new file mode 100644 index 000000000000..cbd6e009ef4b --- /dev/null +++ b/sound/soc/qcom/qdsp6/common.h @@ -0,0 +1,225 @@ +/* + * Copyright (c) 2015-2017, The Linux Foundation. All rights reserved. + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License version 2 and + * only version 2 as published by the Free Software Foundation. + * + * 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 __Q6DSP_COMMON_H__ +#define __Q6DSP_COMMON_H__ + +/* ERROR CODES */ +/* Success. The operation completed with no errors. */ +#define ADSP_EOK 0x00000000 +/* General failure. */ +#define ADSP_EFAILED 0x00000001 +/* Bad operation parameter. */ +#define ADSP_EBADPARAM 0x00000002 +/* Unsupported routine or operation. */ +#define ADSP_EUNSUPPORTED 0x00000003 +/* Unsupported version. */ +#define ADSP_EVERSION 0x00000004 +/* Unexpected problem encountered. */ +#define ADSP_EUNEXPECTED 0x00000005 +/* Unhandled problem occurred. */ +#define ADSP_EPANIC 0x00000006 +/* Unable to allocate resource. */ +#define ADSP_ENORESOURCE 0x00000007 +/* Invalid handle. */ +#define ADSP_EHANDLE 0x00000008 +/* Operation is already processed. */ +#define ADSP_EALREADY 0x00000009 +/* Operation is not ready to be processed. */ +#define ADSP_ENOTREADY 0x0000000A +/* Operation is pending completion. */ +#define ADSP_EPENDING 0x0000000B +/* Operation could not be accepted or processed. */ +#define ADSP_EBUSY 0x0000000C +/* Operation aborted due to an error. */ +#define ADSP_EABORTED 0x0000000D +/* Operation preempted by a higher priority. */ +#define ADSP_EPREEMPTED 0x0000000E +/* Operation requests intervention to complete. */ +#define ADSP_ECONTINUE 0x0000000F +/* Operation requests immediate intervention to complete. */ +#define ADSP_EIMMEDIATE 0x00000010 +/* Operation is not implemented. */ +#define ADSP_ENOTIMPL 0x00000011 +/* Operation needs more data or resources. */ +#define ADSP_ENEEDMORE 0x00000012 +/* Operation does not have memory. */ +#define ADSP_ENOMEMORY 0x00000014 +/* Item does not exist. */ +#define ADSP_ENOTEXIST 0x00000015 +/* Max count for adsp error code sent to HLOS*/ +#define ADSP_ERR_MAX (ADSP_ENOTEXIST + 1) +/* Operation is finished. */ +#define ADSP_ETERMINATED 0x00011174 + +/* ERROR STRING */ +/* Success. The operation completed with no errors. */ +#define ADSP_EOK_STR "ADSP_EOK" +/* General failure. */ +#define ADSP_EFAILED_STR "ADSP_EFAILED" +/* Bad operation parameter. */ +#define ADSP_EBADPARAM_STR "ADSP_EBADPARAM" +/* Unsupported routine or operation. */ +#define ADSP_EUNSUPPORTED_STR "ADSP_EUNSUPPORTED" +/* Unsupported version. */ +#define ADSP_EVERSION_STR "ADSP_EVERSION" +/* Unexpected problem encountered. */ +#define ADSP_EUNEXPECTED_STR "ADSP_EUNEXPECTED" +/* Unhandled problem occurred. */ +#define ADSP_EPANIC_STR "ADSP_EPANIC" +/* Unable to allocate resource. */ +#define ADSP_ENORESOURCE_STR "ADSP_ENORESOURCE" +/* Invalid handle. */ +#define ADSP_EHANDLE_STR "ADSP_EHANDLE" +/* Operation is already processed. */ +#define ADSP_EALREADY_STR "ADSP_EALREADY" +/* Operation is not ready to be processed. */ +#define ADSP_ENOTREADY_STR "ADSP_ENOTREADY" +/* Operation is pending completion. */ +#define ADSP_EPENDING_STR "ADSP_EPENDING" +/* Operation could not be accepted or processed. */ +#define ADSP_EBUSY_STR "ADSP_EBUSY" +/* Operation aborted due to an error. */ +#define ADSP_EABORTED_STR "ADSP_EABORTED" +/* Operation preempted by a higher priority. */ +#define ADSP_EPREEMPTED_STR "ADSP_EPREEMPTED" +/* Operation requests intervention to complete. */ +#define ADSP_ECONTINUE_STR "ADSP_ECONTINUE" +/* Operation requests immediate intervention to complete. */ +#define ADSP_EIMMEDIATE_STR "ADSP_EIMMEDIATE" +/* Operation is not implemented. */ +#define ADSP_ENOTIMPL_STR "ADSP_ENOTIMPL" +/* Operation needs more data or resources. */ +#define ADSP_ENEEDMORE_STR "ADSP_ENEEDMORE" +/* Operation does not have memory. */ +#define ADSP_ENOMEMORY_STR "ADSP_ENOMEMORY" +/* Item does not exist. */ +#define ADSP_ENOTEXIST_STR "ADSP_ENOTEXIST" +/* Unexpected error code. */ +#define ADSP_ERR_MAX_STR "ADSP_ERR_MAX" + +#define PCM_FORMAT_MAX_NUM_CHANNEL 8 +#define PCM_CHANNEL_NULL 0 + +#define PCM_CHANNEL_FL 1 /* Front left channel. */ +#define PCM_CHANNEL_FR 2 /* Front right channel. */ +#define PCM_CHANNEL_FC 3 /* Front center channel. */ +#define PCM_CHANNEL_LS 4 /* Left surround channel. */ +#define PCM_CHANNEL_RS 5 /* Right surround channel. */ +#define PCM_CHANNEL_LFE 6 /* Low frequency effect channel. */ +#define PCM_CHANNEL_CS 7 /* Center surround channel; Rear center ch */ +#define PCM_CHANNEL_LB 8 /* Left back channel; Rear left channel. */ +#define PCM_CHANNEL_RB 9 /* Right back channel; Rear right channel. */ +#define PCM_CHANNELS 10 /* Top surround channel. */ + +static inline int q6dsp_map_channels(u8 *ch_map, int ch) +{ + memset(ch_map, 0, PCM_FORMAT_MAX_NUM_CHANNEL); + + if (ch == 1) { + ch_map[0] = PCM_CHANNEL_FC; + } else if (ch == 2) { + ch_map[0] = PCM_CHANNEL_FL; + ch_map[1] = PCM_CHANNEL_FR; + } else if (ch == 3) { + ch_map[0] = PCM_CHANNEL_FL; + ch_map[1] = PCM_CHANNEL_FR; + ch_map[2] = PCM_CHANNEL_FC; + } else if (ch == 4) { + ch_map[0] = PCM_CHANNEL_FL; + ch_map[1] = PCM_CHANNEL_FR; + ch_map[2] = PCM_CHANNEL_LS; + ch_map[3] = PCM_CHANNEL_RS; + } else if (ch == 5) { + ch_map[0] = PCM_CHANNEL_FL; + ch_map[1] = PCM_CHANNEL_FR; + ch_map[2] = PCM_CHANNEL_FC; + ch_map[3] = PCM_CHANNEL_LS; + ch_map[4] = PCM_CHANNEL_RS; + } else if (ch == 6) { + ch_map[0] = PCM_CHANNEL_FL; + ch_map[1] = PCM_CHANNEL_FR; + ch_map[2] = PCM_CHANNEL_LFE; + ch_map[3] = PCM_CHANNEL_FC; + ch_map[4] = PCM_CHANNEL_LS; + ch_map[5] = PCM_CHANNEL_RS; + } else if (ch == 8) { + ch_map[0] = PCM_CHANNEL_FL; + ch_map[1] = PCM_CHANNEL_FR; + ch_map[2] = PCM_CHANNEL_LFE; + ch_map[3] = PCM_CHANNEL_FC; + ch_map[4] = PCM_CHANNEL_LS; + ch_map[5] = PCM_CHANNEL_RS; + ch_map[6] = PCM_CHANNEL_LB; + ch_map[7] = PCM_CHANNEL_RB; + } else { + return -EINVAL; + } + + return 0; +} + +enum { + LEGACY_PCM_MODE = 0, + LOW_LATENCY_PCM_MODE, + ULTRA_LOW_LATENCY_PCM_MODE, + ULL_POST_PROCESSING_PCM_MODE, +}; + +struct adsp_err_code { + int lnx_err_code; + char *adsp_err_str; +}; + +static struct adsp_err_code adsp_err_code_info[ADSP_ERR_MAX+1] = { + { 0, ADSP_EOK_STR}, + { -ENOTRECOVERABLE, ADSP_EFAILED_STR}, + { -EINVAL, ADSP_EBADPARAM_STR}, + { -ENOSYS, ADSP_EUNSUPPORTED_STR}, + { -ENOPROTOOPT, ADSP_EVERSION_STR}, + { -ENOTRECOVERABLE, ADSP_EUNEXPECTED_STR}, + { -ENOTRECOVERABLE, ADSP_EPANIC_STR}, + { -ENOSPC, ADSP_ENORESOURCE_STR}, + { -EBADR, ADSP_EHANDLE_STR}, + { -EALREADY, ADSP_EALREADY_STR}, + { -EPERM, ADSP_ENOTREADY_STR}, + { -EINPROGRESS, ADSP_EPENDING_STR}, + { -EBUSY, ADSP_EBUSY_STR}, + { -ECANCELED, ADSP_EABORTED_STR}, + { -EAGAIN, ADSP_EPREEMPTED_STR}, + { -EAGAIN, ADSP_ECONTINUE_STR}, + { -EAGAIN, ADSP_EIMMEDIATE_STR}, + { -EAGAIN, ADSP_ENOTIMPL_STR}, + { -ENODATA, ADSP_ENEEDMORE_STR}, + { -EADV, ADSP_ERR_MAX_STR}, + { -ENOMEM, ADSP_ENOMEMORY_STR}, + { -ENODEV, ADSP_ENOTEXIST_STR}, + { -EADV, ADSP_ERR_MAX_STR}, +}; + +static inline int adsp_err_get_lnx_err_code(u32 adsp_error) +{ + if (adsp_error > ADSP_ERR_MAX) + return adsp_err_code_info[ADSP_ERR_MAX].lnx_err_code; + else + return adsp_err_code_info[adsp_error].lnx_err_code; +} + +static inline char *adsp_err_get_err_str(u32 adsp_error) +{ + if (adsp_error > ADSP_ERR_MAX) + return adsp_err_code_info[ADSP_ERR_MAX].adsp_err_str; + else + return adsp_err_code_info[adsp_error].adsp_err_str; +} + +#endif /* __Q6DSP_COMMON_H__ */