2 * skl-message.c - HDA DSP interface for FW registration, Pipe and Module
5 * Copyright (C) 2015 Intel Corp
6 * Author:Rafal Redzimski <rafal.f.redzimski@intel.com>
7 * Jeeja KP <jeeja.kp@intel.com>
8 * ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
10 * This program is free software; you can redistribute it and/or modify
11 * it under the terms of the GNU General Public License as version 2, as
12 * published by the Free Software Foundation.
14 * This program is distributed in the hope that it will be useful, but
15 * WITHOUT ANY WARRANTY; without even the implied warranty of
16 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
17 * General Public License for more details.
20 #include <linux/slab.h>
21 #include <linux/pci.h>
22 #include <sound/core.h>
23 #include <sound/pcm.h>
24 #include "skl-sst-dsp.h"
25 #include "skl-sst-ipc.h"
27 #include "../common/sst-dsp.h"
28 #include "../common/sst-dsp-priv.h"
29 #include "skl-topology.h"
30 #include "skl-tplg-interface.h"
32 static int skl_alloc_dma_buf(struct device
*dev
,
33 struct snd_dma_buffer
*dmab
, size_t size
)
35 struct hdac_ext_bus
*ebus
= dev_get_drvdata(dev
);
36 struct hdac_bus
*bus
= ebus_to_hbus(ebus
);
41 return bus
->io_ops
->dma_alloc_pages(bus
, SNDRV_DMA_TYPE_DEV
, size
, dmab
);
44 static int skl_free_dma_buf(struct device
*dev
, struct snd_dma_buffer
*dmab
)
46 struct hdac_ext_bus
*ebus
= dev_get_drvdata(dev
);
47 struct hdac_bus
*bus
= ebus_to_hbus(ebus
);
52 bus
->io_ops
->dma_free_pages(bus
, dmab
);
57 #define NOTIFICATION_PARAM_ID 3
58 #define NOTIFICATION_MASK 0xf
60 /* disable notfication for underruns/overruns from firmware module */
61 void skl_dsp_enable_notification(struct skl_sst
*ctx
, bool enable
)
63 struct notification_mask mask
;
64 struct skl_ipc_large_config_msg msg
= {0};
66 mask
.notify
= NOTIFICATION_MASK
;
69 msg
.large_param_id
= NOTIFICATION_PARAM_ID
;
70 msg
.param_data_size
= sizeof(mask
);
72 skl_ipc_set_large_config(&ctx
->ipc
, &msg
, (u32
*)&mask
);
75 static int skl_dsp_setup_spib(struct device
*dev
, unsigned int size
,
76 int stream_tag
, int enable
)
78 struct hdac_ext_bus
*ebus
= dev_get_drvdata(dev
);
79 struct hdac_bus
*bus
= ebus_to_hbus(ebus
);
80 struct hdac_stream
*stream
= snd_hdac_get_stream(bus
,
81 SNDRV_PCM_STREAM_PLAYBACK
, stream_tag
);
82 struct hdac_ext_stream
*estream
;
87 estream
= stream_to_hdac_ext_stream(stream
);
88 /* enable/disable SPIB for this hdac stream */
89 snd_hdac_ext_stream_spbcap_enable(ebus
, enable
, stream
->index
);
91 /* set the spib value */
92 snd_hdac_ext_stream_set_spib(ebus
, estream
, size
);
97 static int skl_dsp_prepare(struct device
*dev
, unsigned int format
,
98 unsigned int size
, struct snd_dma_buffer
*dmab
)
100 struct hdac_ext_bus
*ebus
= dev_get_drvdata(dev
);
101 struct hdac_bus
*bus
= ebus_to_hbus(ebus
);
102 struct hdac_ext_stream
*estream
;
103 struct hdac_stream
*stream
;
104 struct snd_pcm_substream substream
;
110 memset(&substream
, 0, sizeof(substream
));
111 substream
.stream
= SNDRV_PCM_STREAM_PLAYBACK
;
113 estream
= snd_hdac_ext_stream_assign(ebus
, &substream
,
114 HDAC_EXT_STREAM_TYPE_HOST
);
118 stream
= hdac_stream(estream
);
120 /* assign decouple host dma channel */
121 ret
= snd_hdac_dsp_prepare(stream
, format
, size
, dmab
);
125 skl_dsp_setup_spib(dev
, size
, stream
->stream_tag
, true);
127 return stream
->stream_tag
;
130 static int skl_dsp_trigger(struct device
*dev
, bool start
, int stream_tag
)
132 struct hdac_ext_bus
*ebus
= dev_get_drvdata(dev
);
133 struct hdac_stream
*stream
;
134 struct hdac_bus
*bus
= ebus_to_hbus(ebus
);
139 stream
= snd_hdac_get_stream(bus
,
140 SNDRV_PCM_STREAM_PLAYBACK
, stream_tag
);
144 snd_hdac_dsp_trigger(stream
, start
);
149 static int skl_dsp_cleanup(struct device
*dev
,
150 struct snd_dma_buffer
*dmab
, int stream_tag
)
152 struct hdac_ext_bus
*ebus
= dev_get_drvdata(dev
);
153 struct hdac_stream
*stream
;
154 struct hdac_ext_stream
*estream
;
155 struct hdac_bus
*bus
= ebus_to_hbus(ebus
);
160 stream
= snd_hdac_get_stream(bus
,
161 SNDRV_PCM_STREAM_PLAYBACK
, stream_tag
);
165 estream
= stream_to_hdac_ext_stream(stream
);
166 skl_dsp_setup_spib(dev
, 0, stream_tag
, false);
167 snd_hdac_ext_stream_release(estream
, HDAC_EXT_STREAM_TYPE_HOST
);
169 snd_hdac_dsp_cleanup(stream
, dmab
);
174 static struct skl_dsp_loader_ops
skl_get_loader_ops(void)
176 struct skl_dsp_loader_ops loader_ops
;
178 memset(&loader_ops
, 0, sizeof(struct skl_dsp_loader_ops
));
180 loader_ops
.alloc_dma_buf
= skl_alloc_dma_buf
;
181 loader_ops
.free_dma_buf
= skl_free_dma_buf
;
186 static struct skl_dsp_loader_ops
bxt_get_loader_ops(void)
188 struct skl_dsp_loader_ops loader_ops
;
190 memset(&loader_ops
, 0, sizeof(loader_ops
));
192 loader_ops
.alloc_dma_buf
= skl_alloc_dma_buf
;
193 loader_ops
.free_dma_buf
= skl_free_dma_buf
;
194 loader_ops
.prepare
= skl_dsp_prepare
;
195 loader_ops
.trigger
= skl_dsp_trigger
;
196 loader_ops
.cleanup
= skl_dsp_cleanup
;
201 static const struct skl_dsp_ops dsp_ops
[] = {
204 .loader_ops
= skl_get_loader_ops
,
205 .init
= skl_sst_dsp_init
,
206 .init_fw
= skl_sst_init_fw
,
207 .cleanup
= skl_sst_dsp_cleanup
211 .loader_ops
= skl_get_loader_ops
,
212 .init
= kbl_sst_dsp_init
,
213 .init_fw
= skl_sst_init_fw
,
214 .cleanup
= skl_sst_dsp_cleanup
218 .loader_ops
= bxt_get_loader_ops
,
219 .init
= bxt_sst_dsp_init
,
220 .init_fw
= bxt_sst_init_fw
,
221 .cleanup
= bxt_sst_dsp_cleanup
225 .loader_ops
= bxt_get_loader_ops
,
226 .init
= bxt_sst_dsp_init
,
227 .init_fw
= bxt_sst_init_fw
,
228 .cleanup
= bxt_sst_dsp_cleanup
232 const struct skl_dsp_ops
*skl_get_dsp_ops(int pci_id
)
236 for (i
= 0; i
< ARRAY_SIZE(dsp_ops
); i
++) {
237 if (dsp_ops
[i
].id
== pci_id
)
244 int skl_init_dsp(struct skl
*skl
)
246 void __iomem
*mmio_base
;
247 struct hdac_ext_bus
*ebus
= &skl
->ebus
;
248 struct hdac_bus
*bus
= ebus_to_hbus(ebus
);
249 struct skl_dsp_loader_ops loader_ops
;
251 const struct skl_dsp_ops
*ops
;
254 /* enable ppcap interrupt */
255 snd_hdac_ext_bus_ppcap_enable(&skl
->ebus
, true);
256 snd_hdac_ext_bus_ppcap_int_enable(&skl
->ebus
, true);
258 /* read the BAR of the ADSP MMIO */
259 mmio_base
= pci_ioremap_bar(skl
->pci
, 4);
260 if (mmio_base
== NULL
) {
261 dev_err(bus
->dev
, "ioremap error\n");
265 ops
= skl_get_dsp_ops(skl
->pci
->device
);
269 loader_ops
= ops
->loader_ops();
270 ret
= ops
->init(bus
->dev
, mmio_base
, irq
,
271 skl
->fw_name
, loader_ops
,
277 skl
->skl_sst
->dsp_ops
= ops
;
278 dev_dbg(bus
->dev
, "dsp registration status=%d\n", ret
);
283 int skl_free_dsp(struct skl
*skl
)
285 struct hdac_ext_bus
*ebus
= &skl
->ebus
;
286 struct hdac_bus
*bus
= ebus_to_hbus(ebus
);
287 struct skl_sst
*ctx
= skl
->skl_sst
;
289 /* disable ppcap interrupt */
290 snd_hdac_ext_bus_ppcap_int_enable(&skl
->ebus
, false);
292 ctx
->dsp_ops
->cleanup(bus
->dev
, ctx
);
294 if (ctx
->dsp
->addr
.lpe
)
295 iounmap(ctx
->dsp
->addr
.lpe
);
301 * In the case of "suspend_active" i.e, the Audio IP being active
302 * during system suspend, immediately excecute any pending D0i3 work
303 * before suspending. This is needed for the IP to work in low power
304 * mode during system suspend. In the case of normal suspend, cancel
305 * any pending D0i3 work.
307 int skl_suspend_late_dsp(struct skl
*skl
)
309 struct skl_sst
*ctx
= skl
->skl_sst
;
310 struct delayed_work
*dwork
;
315 dwork
= &ctx
->d0i3
.work
;
317 if (dwork
->work
.func
) {
318 if (skl
->supend_active
)
319 flush_delayed_work(dwork
);
321 cancel_delayed_work_sync(dwork
);
327 int skl_suspend_dsp(struct skl
*skl
)
329 struct skl_sst
*ctx
= skl
->skl_sst
;
332 /* if ppcap is not supported return 0 */
333 if (!skl
->ebus
.bus
.ppcap
)
336 ret
= skl_dsp_sleep(ctx
->dsp
);
340 /* disable ppcap interrupt */
341 snd_hdac_ext_bus_ppcap_int_enable(&skl
->ebus
, false);
342 snd_hdac_ext_bus_ppcap_enable(&skl
->ebus
, false);
347 int skl_resume_dsp(struct skl
*skl
)
349 struct skl_sst
*ctx
= skl
->skl_sst
;
352 /* if ppcap is not supported return 0 */
353 if (!skl
->ebus
.bus
.ppcap
)
356 /* enable ppcap interrupt */
357 snd_hdac_ext_bus_ppcap_enable(&skl
->ebus
, true);
358 snd_hdac_ext_bus_ppcap_int_enable(&skl
->ebus
, true);
360 /* check if DSP 1st boot is done */
361 if (skl
->skl_sst
->is_first_boot
== true)
364 ret
= skl_dsp_wake(ctx
->dsp
);
368 skl_dsp_enable_notification(skl
->skl_sst
, false);
372 enum skl_bitdepth
skl_get_bit_depth(int params
)
376 return SKL_DEPTH_8BIT
;
379 return SKL_DEPTH_16BIT
;
382 return SKL_DEPTH_24BIT
;
385 return SKL_DEPTH_32BIT
;
388 return SKL_DEPTH_INVALID
;
394 * Each module in DSP expects a base module configuration, which consists of
395 * PCM format information, which we calculate in driver and resource values
396 * which are read from widget information passed through topology binary
397 * This is send when we create a module with INIT_INSTANCE IPC msg
399 static void skl_set_base_module_format(struct skl_sst
*ctx
,
400 struct skl_module_cfg
*mconfig
,
401 struct skl_base_cfg
*base_cfg
)
403 struct skl_module_fmt
*format
= &mconfig
->in_fmt
[0];
405 base_cfg
->audio_fmt
.number_of_channels
= (u8
)format
->channels
;
407 base_cfg
->audio_fmt
.s_freq
= format
->s_freq
;
408 base_cfg
->audio_fmt
.bit_depth
= format
->bit_depth
;
409 base_cfg
->audio_fmt
.valid_bit_depth
= format
->valid_bit_depth
;
410 base_cfg
->audio_fmt
.ch_cfg
= format
->ch_cfg
;
412 dev_dbg(ctx
->dev
, "bit_depth=%x valid_bd=%x ch_config=%x\n",
413 format
->bit_depth
, format
->valid_bit_depth
,
416 base_cfg
->audio_fmt
.channel_map
= format
->ch_map
;
418 base_cfg
->audio_fmt
.interleaving
= format
->interleaving_style
;
420 base_cfg
->cps
= mconfig
->mcps
;
421 base_cfg
->ibs
= mconfig
->ibs
;
422 base_cfg
->obs
= mconfig
->obs
;
423 base_cfg
->is_pages
= mconfig
->mem_pages
;
427 * Copies copier capabilities into copier module and updates copier module
430 static void skl_copy_copier_caps(struct skl_module_cfg
*mconfig
,
431 struct skl_cpr_cfg
*cpr_mconfig
)
433 if (mconfig
->formats_config
.caps_size
== 0)
436 memcpy(cpr_mconfig
->gtw_cfg
.config_data
,
437 mconfig
->formats_config
.caps
,
438 mconfig
->formats_config
.caps_size
);
440 cpr_mconfig
->gtw_cfg
.config_length
=
441 (mconfig
->formats_config
.caps_size
) / 4;
444 #define SKL_NON_GATEWAY_CPR_NODE_ID 0xFFFFFFFF
446 * Calculate the gatewat settings required for copier module, type of
447 * gateway and index of gateway to use
449 static u32
skl_get_node_id(struct skl_sst
*ctx
,
450 struct skl_module_cfg
*mconfig
)
452 union skl_connector_node_id node_id
= {0};
453 union skl_ssp_dma_node ssp_node
= {0};
454 struct skl_pipe_params
*params
= mconfig
->pipe
->p_params
;
456 switch (mconfig
->dev_type
) {
458 node_id
.node
.dma_type
=
459 (SKL_CONN_SOURCE
== mconfig
->hw_conn_type
) ?
460 SKL_DMA_I2S_LINK_OUTPUT_CLASS
:
461 SKL_DMA_I2S_LINK_INPUT_CLASS
;
462 node_id
.node
.vindex
= params
->host_dma_id
+
463 (mconfig
->vbus_id
<< 3);
467 node_id
.node
.dma_type
=
468 (SKL_CONN_SOURCE
== mconfig
->hw_conn_type
) ?
469 SKL_DMA_I2S_LINK_OUTPUT_CLASS
:
470 SKL_DMA_I2S_LINK_INPUT_CLASS
;
471 ssp_node
.dma_node
.time_slot_index
= mconfig
->time_slot
;
472 ssp_node
.dma_node
.i2s_instance
= mconfig
->vbus_id
;
473 node_id
.node
.vindex
= ssp_node
.val
;
476 case SKL_DEVICE_DMIC
:
477 node_id
.node
.dma_type
= SKL_DMA_DMIC_LINK_INPUT_CLASS
;
478 node_id
.node
.vindex
= mconfig
->vbus_id
+
479 (mconfig
->time_slot
);
482 case SKL_DEVICE_HDALINK
:
483 node_id
.node
.dma_type
=
484 (SKL_CONN_SOURCE
== mconfig
->hw_conn_type
) ?
485 SKL_DMA_HDA_LINK_OUTPUT_CLASS
:
486 SKL_DMA_HDA_LINK_INPUT_CLASS
;
487 node_id
.node
.vindex
= params
->link_dma_id
;
490 case SKL_DEVICE_HDAHOST
:
491 node_id
.node
.dma_type
=
492 (SKL_CONN_SOURCE
== mconfig
->hw_conn_type
) ?
493 SKL_DMA_HDA_HOST_OUTPUT_CLASS
:
494 SKL_DMA_HDA_HOST_INPUT_CLASS
;
495 node_id
.node
.vindex
= params
->host_dma_id
;
499 node_id
.val
= 0xFFFFFFFF;
506 static void skl_setup_cpr_gateway_cfg(struct skl_sst
*ctx
,
507 struct skl_module_cfg
*mconfig
,
508 struct skl_cpr_cfg
*cpr_mconfig
)
512 cpr_mconfig
->gtw_cfg
.node_id
= skl_get_node_id(ctx
, mconfig
);
514 if (cpr_mconfig
->gtw_cfg
.node_id
== SKL_NON_GATEWAY_CPR_NODE_ID
) {
515 cpr_mconfig
->cpr_feature_mask
= 0;
519 switch (mconfig
->hw_conn_type
) {
520 case SKL_CONN_SOURCE
:
521 if (mconfig
->dev_type
== SKL_DEVICE_HDAHOST
)
522 dma_io_buf
= mconfig
->ibs
;
524 dma_io_buf
= mconfig
->obs
;
528 if (mconfig
->dev_type
== SKL_DEVICE_HDAHOST
)
529 dma_io_buf
= mconfig
->obs
;
531 dma_io_buf
= mconfig
->ibs
;
535 dev_warn(ctx
->dev
, "wrong connection type: %d\n",
536 mconfig
->hw_conn_type
);
540 cpr_mconfig
->gtw_cfg
.dma_buffer_size
=
541 mconfig
->dma_buffer_size
* dma_io_buf
;
543 cpr_mconfig
->cpr_feature_mask
= 0;
544 cpr_mconfig
->gtw_cfg
.config_length
= 0;
546 skl_copy_copier_caps(mconfig
, cpr_mconfig
);
549 #define DMA_CONTROL_ID 5
551 int skl_dsp_set_dma_control(struct skl_sst
*ctx
, struct skl_module_cfg
*mconfig
)
553 struct skl_dma_control
*dma_ctrl
;
554 struct skl_ipc_large_config_msg msg
= {0};
559 * if blob size zero, then return
561 if (mconfig
->formats_config
.caps_size
== 0)
564 msg
.large_param_id
= DMA_CONTROL_ID
;
565 msg
.param_data_size
= sizeof(struct skl_dma_control
) +
566 mconfig
->formats_config
.caps_size
;
568 dma_ctrl
= kzalloc(msg
.param_data_size
, GFP_KERNEL
);
569 if (dma_ctrl
== NULL
)
572 dma_ctrl
->node_id
= skl_get_node_id(ctx
, mconfig
);
575 dma_ctrl
->config_length
= mconfig
->formats_config
.caps_size
/ 4;
577 memcpy(dma_ctrl
->config_data
, mconfig
->formats_config
.caps
,
578 mconfig
->formats_config
.caps_size
);
580 err
= skl_ipc_set_large_config(&ctx
->ipc
, &msg
, (u32
*)dma_ctrl
);
586 static void skl_setup_out_format(struct skl_sst
*ctx
,
587 struct skl_module_cfg
*mconfig
,
588 struct skl_audio_data_format
*out_fmt
)
590 struct skl_module_fmt
*format
= &mconfig
->out_fmt
[0];
592 out_fmt
->number_of_channels
= (u8
)format
->channels
;
593 out_fmt
->s_freq
= format
->s_freq
;
594 out_fmt
->bit_depth
= format
->bit_depth
;
595 out_fmt
->valid_bit_depth
= format
->valid_bit_depth
;
596 out_fmt
->ch_cfg
= format
->ch_cfg
;
598 out_fmt
->channel_map
= format
->ch_map
;
599 out_fmt
->interleaving
= format
->interleaving_style
;
600 out_fmt
->sample_type
= format
->sample_type
;
602 dev_dbg(ctx
->dev
, "copier out format chan=%d fre=%d bitdepth=%d\n",
603 out_fmt
->number_of_channels
, format
->s_freq
, format
->bit_depth
);
607 * DSP needs SRC module for frequency conversion, SRC takes base module
608 * configuration and the target frequency as extra parameter passed as src
611 static void skl_set_src_format(struct skl_sst
*ctx
,
612 struct skl_module_cfg
*mconfig
,
613 struct skl_src_module_cfg
*src_mconfig
)
615 struct skl_module_fmt
*fmt
= &mconfig
->out_fmt
[0];
617 skl_set_base_module_format(ctx
, mconfig
,
618 (struct skl_base_cfg
*)src_mconfig
);
620 src_mconfig
->src_cfg
= fmt
->s_freq
;
624 * DSP needs updown module to do channel conversion. updown module take base
625 * module configuration and channel configuration
626 * It also take coefficients and now we have defaults applied here
628 static void skl_set_updown_mixer_format(struct skl_sst
*ctx
,
629 struct skl_module_cfg
*mconfig
,
630 struct skl_up_down_mixer_cfg
*mixer_mconfig
)
632 struct skl_module_fmt
*fmt
= &mconfig
->out_fmt
[0];
635 skl_set_base_module_format(ctx
, mconfig
,
636 (struct skl_base_cfg
*)mixer_mconfig
);
637 mixer_mconfig
->out_ch_cfg
= fmt
->ch_cfg
;
639 /* Select F/W default coefficient */
640 mixer_mconfig
->coeff_sel
= 0x0;
642 /* User coeff, don't care since we are selecting F/W defaults */
643 for (i
= 0; i
< UP_DOWN_MIXER_MAX_COEFF
; i
++)
644 mixer_mconfig
->coeff
[i
] = 0xDEADBEEF;
648 * 'copier' is DSP internal module which copies data from Host DMA (HDA host
649 * dma) or link (hda link, SSP, PDM)
650 * Here we calculate the copier module parameters, like PCM format, output
651 * format, gateway settings
652 * copier_module_config is sent as input buffer with INIT_INSTANCE IPC msg
654 static void skl_set_copier_format(struct skl_sst
*ctx
,
655 struct skl_module_cfg
*mconfig
,
656 struct skl_cpr_cfg
*cpr_mconfig
)
658 struct skl_audio_data_format
*out_fmt
= &cpr_mconfig
->out_fmt
;
659 struct skl_base_cfg
*base_cfg
= (struct skl_base_cfg
*)cpr_mconfig
;
661 skl_set_base_module_format(ctx
, mconfig
, base_cfg
);
663 skl_setup_out_format(ctx
, mconfig
, out_fmt
);
664 skl_setup_cpr_gateway_cfg(ctx
, mconfig
, cpr_mconfig
);
668 * Algo module are DSP pre processing modules. Algo module take base module
669 * configuration and params
672 static void skl_set_algo_format(struct skl_sst
*ctx
,
673 struct skl_module_cfg
*mconfig
,
674 struct skl_algo_cfg
*algo_mcfg
)
676 struct skl_base_cfg
*base_cfg
= (struct skl_base_cfg
*)algo_mcfg
;
678 skl_set_base_module_format(ctx
, mconfig
, base_cfg
);
680 if (mconfig
->formats_config
.caps_size
== 0)
683 memcpy(algo_mcfg
->params
,
684 mconfig
->formats_config
.caps
,
685 mconfig
->formats_config
.caps_size
);
690 * Mic select module allows selecting one or many input channels, thus
693 * Mic select module take base module configuration and out-format
696 static void skl_set_base_outfmt_format(struct skl_sst
*ctx
,
697 struct skl_module_cfg
*mconfig
,
698 struct skl_base_outfmt_cfg
*base_outfmt_mcfg
)
700 struct skl_audio_data_format
*out_fmt
= &base_outfmt_mcfg
->out_fmt
;
701 struct skl_base_cfg
*base_cfg
=
702 (struct skl_base_cfg
*)base_outfmt_mcfg
;
704 skl_set_base_module_format(ctx
, mconfig
, base_cfg
);
705 skl_setup_out_format(ctx
, mconfig
, out_fmt
);
708 static u16
skl_get_module_param_size(struct skl_sst
*ctx
,
709 struct skl_module_cfg
*mconfig
)
713 switch (mconfig
->m_type
) {
714 case SKL_MODULE_TYPE_COPIER
:
715 param_size
= sizeof(struct skl_cpr_cfg
);
716 param_size
+= mconfig
->formats_config
.caps_size
;
719 case SKL_MODULE_TYPE_SRCINT
:
720 return sizeof(struct skl_src_module_cfg
);
722 case SKL_MODULE_TYPE_UPDWMIX
:
723 return sizeof(struct skl_up_down_mixer_cfg
);
725 case SKL_MODULE_TYPE_ALGO
:
726 param_size
= sizeof(struct skl_base_cfg
);
727 param_size
+= mconfig
->formats_config
.caps_size
;
730 case SKL_MODULE_TYPE_BASE_OUTFMT
:
731 case SKL_MODULE_TYPE_MIC_SELECT
:
732 case SKL_MODULE_TYPE_KPB
:
733 return sizeof(struct skl_base_outfmt_cfg
);
737 * return only base cfg when no specific module type is
740 return sizeof(struct skl_base_cfg
);
747 * DSP firmware supports various modules like copier, SRC, updown etc.
748 * These modules required various parameters to be calculated and sent for
749 * the module initialization to DSP. By default a generic module needs only
750 * base module format configuration
753 static int skl_set_module_format(struct skl_sst
*ctx
,
754 struct skl_module_cfg
*module_config
,
755 u16
*module_config_size
,
760 param_size
= skl_get_module_param_size(ctx
, module_config
);
762 *param_data
= kzalloc(param_size
, GFP_KERNEL
);
763 if (NULL
== *param_data
)
766 *module_config_size
= param_size
;
768 switch (module_config
->m_type
) {
769 case SKL_MODULE_TYPE_COPIER
:
770 skl_set_copier_format(ctx
, module_config
, *param_data
);
773 case SKL_MODULE_TYPE_SRCINT
:
774 skl_set_src_format(ctx
, module_config
, *param_data
);
777 case SKL_MODULE_TYPE_UPDWMIX
:
778 skl_set_updown_mixer_format(ctx
, module_config
, *param_data
);
781 case SKL_MODULE_TYPE_ALGO
:
782 skl_set_algo_format(ctx
, module_config
, *param_data
);
785 case SKL_MODULE_TYPE_BASE_OUTFMT
:
786 case SKL_MODULE_TYPE_MIC_SELECT
:
787 case SKL_MODULE_TYPE_KPB
:
788 skl_set_base_outfmt_format(ctx
, module_config
, *param_data
);
792 skl_set_base_module_format(ctx
, module_config
, *param_data
);
797 dev_dbg(ctx
->dev
, "Module type=%d config size: %d bytes\n",
798 module_config
->id
.module_id
, param_size
);
799 print_hex_dump_debug("Module params:", DUMP_PREFIX_OFFSET
, 8, 4,
800 *param_data
, param_size
, false);
804 static int skl_get_queue_index(struct skl_module_pin
*mpin
,
805 struct skl_module_inst_id id
, int max
)
809 for (i
= 0; i
< max
; i
++) {
810 if (mpin
[i
].id
.module_id
== id
.module_id
&&
811 mpin
[i
].id
.instance_id
== id
.instance_id
)
819 * Allocates queue for each module.
820 * if dynamic, the pin_index is allocated 0 to max_pin.
821 * In static, the pin_index is fixed based on module_id and instance id
823 static int skl_alloc_queue(struct skl_module_pin
*mpin
,
824 struct skl_module_cfg
*tgt_cfg
, int max
)
827 struct skl_module_inst_id id
= tgt_cfg
->id
;
829 * if pin in dynamic, find first free pin
830 * otherwise find match module and instance id pin as topology will
831 * ensure a unique pin is assigned to this so no need to
834 for (i
= 0; i
< max
; i
++) {
835 if (mpin
[i
].is_dynamic
) {
836 if (!mpin
[i
].in_use
&&
837 mpin
[i
].pin_state
== SKL_PIN_UNBIND
) {
839 mpin
[i
].in_use
= true;
840 mpin
[i
].id
.module_id
= id
.module_id
;
841 mpin
[i
].id
.instance_id
= id
.instance_id
;
842 mpin
[i
].id
.pvt_id
= id
.pvt_id
;
843 mpin
[i
].tgt_mcfg
= tgt_cfg
;
847 if (mpin
[i
].id
.module_id
== id
.module_id
&&
848 mpin
[i
].id
.instance_id
== id
.instance_id
&&
849 mpin
[i
].pin_state
== SKL_PIN_UNBIND
) {
851 mpin
[i
].tgt_mcfg
= tgt_cfg
;
860 static void skl_free_queue(struct skl_module_pin
*mpin
, int q_index
)
862 if (mpin
[q_index
].is_dynamic
) {
863 mpin
[q_index
].in_use
= false;
864 mpin
[q_index
].id
.module_id
= 0;
865 mpin
[q_index
].id
.instance_id
= 0;
866 mpin
[q_index
].id
.pvt_id
= 0;
868 mpin
[q_index
].pin_state
= SKL_PIN_UNBIND
;
869 mpin
[q_index
].tgt_mcfg
= NULL
;
872 /* Module state will be set to unint, if all the out pin state is UNBIND */
874 static void skl_clear_module_state(struct skl_module_pin
*mpin
, int max
,
875 struct skl_module_cfg
*mcfg
)
880 for (i
= 0; i
< max
; i
++) {
881 if (mpin
[i
].pin_state
== SKL_PIN_UNBIND
)
888 mcfg
->m_state
= SKL_MODULE_INIT_DONE
;
893 * A module needs to be instanataited in DSP. A mdoule is present in a
894 * collection of module referred as a PIPE.
895 * We first calculate the module format, based on module type and then
896 * invoke the DSP by sending IPC INIT_INSTANCE using ipc helper
898 int skl_init_module(struct skl_sst
*ctx
,
899 struct skl_module_cfg
*mconfig
)
901 u16 module_config_size
= 0;
902 void *param_data
= NULL
;
904 struct skl_ipc_init_instance_msg msg
;
906 dev_dbg(ctx
->dev
, "%s: module_id = %d instance=%d\n", __func__
,
907 mconfig
->id
.module_id
, mconfig
->id
.pvt_id
);
909 if (mconfig
->pipe
->state
!= SKL_PIPE_CREATED
) {
910 dev_err(ctx
->dev
, "Pipe not created state= %d pipe_id= %d\n",
911 mconfig
->pipe
->state
, mconfig
->pipe
->ppl_id
);
915 ret
= skl_set_module_format(ctx
, mconfig
,
916 &module_config_size
, ¶m_data
);
918 dev_err(ctx
->dev
, "Failed to set module format ret=%d\n", ret
);
922 msg
.module_id
= mconfig
->id
.module_id
;
923 msg
.instance_id
= mconfig
->id
.pvt_id
;
924 msg
.ppl_instance_id
= mconfig
->pipe
->ppl_id
;
925 msg
.param_data_size
= module_config_size
;
926 msg
.core_id
= mconfig
->core_id
;
927 msg
.domain
= mconfig
->domain
;
929 ret
= skl_ipc_init_instance(&ctx
->ipc
, &msg
, param_data
);
931 dev_err(ctx
->dev
, "Failed to init instance ret=%d\n", ret
);
935 mconfig
->m_state
= SKL_MODULE_INIT_DONE
;
940 static void skl_dump_bind_info(struct skl_sst
*ctx
, struct skl_module_cfg
941 *src_module
, struct skl_module_cfg
*dst_module
)
943 dev_dbg(ctx
->dev
, "%s: src module_id = %d src_instance=%d\n",
944 __func__
, src_module
->id
.module_id
, src_module
->id
.pvt_id
);
945 dev_dbg(ctx
->dev
, "%s: dst_module=%d dst_instacne=%d\n", __func__
,
946 dst_module
->id
.module_id
, dst_module
->id
.pvt_id
);
948 dev_dbg(ctx
->dev
, "src_module state = %d dst module state = %d\n",
949 src_module
->m_state
, dst_module
->m_state
);
953 * On module freeup, we need to unbind the module with modules
954 * it is already bind.
955 * Find the pin allocated and unbind then using bind_unbind IPC
957 int skl_unbind_modules(struct skl_sst
*ctx
,
958 struct skl_module_cfg
*src_mcfg
,
959 struct skl_module_cfg
*dst_mcfg
)
962 struct skl_ipc_bind_unbind_msg msg
;
963 struct skl_module_inst_id src_id
= src_mcfg
->id
;
964 struct skl_module_inst_id dst_id
= dst_mcfg
->id
;
965 int in_max
= dst_mcfg
->max_in_queue
;
966 int out_max
= src_mcfg
->max_out_queue
;
967 int src_index
, dst_index
, src_pin_state
, dst_pin_state
;
969 skl_dump_bind_info(ctx
, src_mcfg
, dst_mcfg
);
971 /* get src queue index */
972 src_index
= skl_get_queue_index(src_mcfg
->m_out_pin
, dst_id
, out_max
);
976 msg
.src_queue
= src_index
;
978 /* get dst queue index */
979 dst_index
= skl_get_queue_index(dst_mcfg
->m_in_pin
, src_id
, in_max
);
983 msg
.dst_queue
= dst_index
;
985 src_pin_state
= src_mcfg
->m_out_pin
[src_index
].pin_state
;
986 dst_pin_state
= dst_mcfg
->m_in_pin
[dst_index
].pin_state
;
988 if (src_pin_state
!= SKL_PIN_BIND_DONE
||
989 dst_pin_state
!= SKL_PIN_BIND_DONE
)
992 msg
.module_id
= src_mcfg
->id
.module_id
;
993 msg
.instance_id
= src_mcfg
->id
.pvt_id
;
994 msg
.dst_module_id
= dst_mcfg
->id
.module_id
;
995 msg
.dst_instance_id
= dst_mcfg
->id
.pvt_id
;
998 ret
= skl_ipc_bind_unbind(&ctx
->ipc
, &msg
);
1000 /* free queue only if unbind is success */
1001 skl_free_queue(src_mcfg
->m_out_pin
, src_index
);
1002 skl_free_queue(dst_mcfg
->m_in_pin
, dst_index
);
1005 * check only if src module bind state, bind is
1006 * always from src -> sink
1008 skl_clear_module_state(src_mcfg
->m_out_pin
, out_max
, src_mcfg
);
1015 * Once a module is instantiated it need to be 'bind' with other modules in
1016 * the pipeline. For binding we need to find the module pins which are bind
1018 * This function finds the pins and then sends bund_unbind IPC message to
1019 * DSP using IPC helper
1021 int skl_bind_modules(struct skl_sst
*ctx
,
1022 struct skl_module_cfg
*src_mcfg
,
1023 struct skl_module_cfg
*dst_mcfg
)
1026 struct skl_ipc_bind_unbind_msg msg
;
1027 int in_max
= dst_mcfg
->max_in_queue
;
1028 int out_max
= src_mcfg
->max_out_queue
;
1029 int src_index
, dst_index
;
1031 skl_dump_bind_info(ctx
, src_mcfg
, dst_mcfg
);
1033 if (src_mcfg
->m_state
< SKL_MODULE_INIT_DONE
||
1034 dst_mcfg
->m_state
< SKL_MODULE_INIT_DONE
)
1037 src_index
= skl_alloc_queue(src_mcfg
->m_out_pin
, dst_mcfg
, out_max
);
1041 msg
.src_queue
= src_index
;
1042 dst_index
= skl_alloc_queue(dst_mcfg
->m_in_pin
, src_mcfg
, in_max
);
1043 if (dst_index
< 0) {
1044 skl_free_queue(src_mcfg
->m_out_pin
, src_index
);
1048 msg
.dst_queue
= dst_index
;
1050 dev_dbg(ctx
->dev
, "src queue = %d dst queue =%d\n",
1051 msg
.src_queue
, msg
.dst_queue
);
1053 msg
.module_id
= src_mcfg
->id
.module_id
;
1054 msg
.instance_id
= src_mcfg
->id
.pvt_id
;
1055 msg
.dst_module_id
= dst_mcfg
->id
.module_id
;
1056 msg
.dst_instance_id
= dst_mcfg
->id
.pvt_id
;
1059 ret
= skl_ipc_bind_unbind(&ctx
->ipc
, &msg
);
1062 src_mcfg
->m_state
= SKL_MODULE_BIND_DONE
;
1063 src_mcfg
->m_out_pin
[src_index
].pin_state
= SKL_PIN_BIND_DONE
;
1064 dst_mcfg
->m_in_pin
[dst_index
].pin_state
= SKL_PIN_BIND_DONE
;
1066 /* error case , if IPC fails, clear the queue index */
1067 skl_free_queue(src_mcfg
->m_out_pin
, src_index
);
1068 skl_free_queue(dst_mcfg
->m_in_pin
, dst_index
);
1074 static int skl_set_pipe_state(struct skl_sst
*ctx
, struct skl_pipe
*pipe
,
1075 enum skl_ipc_pipeline_state state
)
1077 dev_dbg(ctx
->dev
, "%s: pipe_satate = %d\n", __func__
, state
);
1079 return skl_ipc_set_pipeline_state(&ctx
->ipc
, pipe
->ppl_id
, state
);
1083 * A pipeline is a collection of modules. Before a module in instantiated a
1084 * pipeline needs to be created for it.
1085 * This function creates pipeline, by sending create pipeline IPC messages
1088 int skl_create_pipeline(struct skl_sst
*ctx
, struct skl_pipe
*pipe
)
1092 dev_dbg(ctx
->dev
, "%s: pipe_id = %d\n", __func__
, pipe
->ppl_id
);
1094 ret
= skl_ipc_create_pipeline(&ctx
->ipc
, pipe
->memory_pages
,
1095 pipe
->pipe_priority
, pipe
->ppl_id
,
1098 dev_err(ctx
->dev
, "Failed to create pipeline\n");
1102 pipe
->state
= SKL_PIPE_CREATED
;
1108 * A pipeline needs to be deleted on cleanup. If a pipeline is running, then
1109 * pause the pipeline first and then delete it
1110 * The pipe delete is done by sending delete pipeline IPC. DSP will stop the
1111 * DMA engines and releases resources
1113 int skl_delete_pipe(struct skl_sst
*ctx
, struct skl_pipe
*pipe
)
1117 dev_dbg(ctx
->dev
, "%s: pipe = %d\n", __func__
, pipe
->ppl_id
);
1119 /* If pipe is started, do stop the pipe in FW. */
1120 if (pipe
->state
>= SKL_PIPE_STARTED
) {
1121 ret
= skl_set_pipe_state(ctx
, pipe
, PPL_PAUSED
);
1123 dev_err(ctx
->dev
, "Failed to stop pipeline\n");
1127 pipe
->state
= SKL_PIPE_PAUSED
;
1130 /* If pipe was not created in FW, do not try to delete it */
1131 if (pipe
->state
< SKL_PIPE_CREATED
)
1134 ret
= skl_ipc_delete_pipeline(&ctx
->ipc
, pipe
->ppl_id
);
1136 dev_err(ctx
->dev
, "Failed to delete pipeline\n");
1140 pipe
->state
= SKL_PIPE_INVALID
;
1146 * A pipeline is also a scheduling entity in DSP which can be run, stopped
1147 * For processing data the pipe need to be run by sending IPC set pipe state
1150 int skl_run_pipe(struct skl_sst
*ctx
, struct skl_pipe
*pipe
)
1154 dev_dbg(ctx
->dev
, "%s: pipe = %d\n", __func__
, pipe
->ppl_id
);
1156 /* If pipe was not created in FW, do not try to pause or delete */
1157 if (pipe
->state
< SKL_PIPE_CREATED
)
1160 /* Pipe has to be paused before it is started */
1161 ret
= skl_set_pipe_state(ctx
, pipe
, PPL_PAUSED
);
1163 dev_err(ctx
->dev
, "Failed to pause pipe\n");
1167 pipe
->state
= SKL_PIPE_PAUSED
;
1169 ret
= skl_set_pipe_state(ctx
, pipe
, PPL_RUNNING
);
1171 dev_err(ctx
->dev
, "Failed to start pipe\n");
1175 pipe
->state
= SKL_PIPE_STARTED
;
1181 * Stop the pipeline by sending set pipe state IPC
1182 * DSP doesnt implement stop so we always send pause message
1184 int skl_stop_pipe(struct skl_sst
*ctx
, struct skl_pipe
*pipe
)
1188 dev_dbg(ctx
->dev
, "In %s pipe=%d\n", __func__
, pipe
->ppl_id
);
1190 /* If pipe was not created in FW, do not try to pause or delete */
1191 if (pipe
->state
< SKL_PIPE_PAUSED
)
1194 ret
= skl_set_pipe_state(ctx
, pipe
, PPL_PAUSED
);
1196 dev_dbg(ctx
->dev
, "Failed to stop pipe\n");
1200 pipe
->state
= SKL_PIPE_PAUSED
;
1206 * Reset the pipeline by sending set pipe state IPC this will reset the DMA
1209 int skl_reset_pipe(struct skl_sst
*ctx
, struct skl_pipe
*pipe
)
1213 /* If pipe was not created in FW, do not try to pause or delete */
1214 if (pipe
->state
< SKL_PIPE_PAUSED
)
1217 ret
= skl_set_pipe_state(ctx
, pipe
, PPL_RESET
);
1219 dev_dbg(ctx
->dev
, "Failed to reset pipe ret=%d\n", ret
);
1223 pipe
->state
= SKL_PIPE_RESET
;
1228 /* Algo parameter set helper function */
1229 int skl_set_module_params(struct skl_sst
*ctx
, u32
*params
, int size
,
1230 u32 param_id
, struct skl_module_cfg
*mcfg
)
1232 struct skl_ipc_large_config_msg msg
;
1234 msg
.module_id
= mcfg
->id
.module_id
;
1235 msg
.instance_id
= mcfg
->id
.pvt_id
;
1236 msg
.param_data_size
= size
;
1237 msg
.large_param_id
= param_id
;
1239 return skl_ipc_set_large_config(&ctx
->ipc
, &msg
, params
);
1242 int skl_get_module_params(struct skl_sst
*ctx
, u32
*params
, int size
,
1243 u32 param_id
, struct skl_module_cfg
*mcfg
)
1245 struct skl_ipc_large_config_msg msg
;
1247 msg
.module_id
= mcfg
->id
.module_id
;
1248 msg
.instance_id
= mcfg
->id
.pvt_id
;
1249 msg
.param_data_size
= size
;
1250 msg
.large_param_id
= param_id
;
1252 return skl_ipc_get_large_config(&ctx
->ipc
, &msg
, params
);