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dd96daca LG |
1 | // SPDX-License-Identifier: (GPL-2.0 OR BSD-3-Clause) |
2 | // | |
3 | // This file is provided under a dual BSD/GPLv2 license. When using or | |
4 | // redistributing this file, you may do so under either license. | |
5 | // | |
6 | // Copyright(c) 2018 Intel Corporation. All rights reserved. | |
7 | // | |
8 | // Authors: Liam Girdwood <liam.r.girdwood@linux.intel.com> | |
9 | // Ranjani Sridharan <ranjani.sridharan@linux.intel.com> | |
10 | // Rander Wang <rander.wang@intel.com> | |
11 | // Keyon Jie <yang.jie@linux.intel.com> | |
12 | // | |
13 | ||
14 | /* | |
15 | * Hardware interface for generic Intel audio DSP HDA IP | |
16 | */ | |
17 | ||
dd96daca | 18 | #include <sound/hdaudio_ext.h> |
f1fd9d0e KV |
19 | #include <sound/hda_register.h> |
20 | ||
dd96daca | 21 | #include <linux/module.h> |
dd96daca LG |
22 | #include <sound/sof.h> |
23 | #include <sound/sof/xtensa.h> | |
24 | #include "../ops.h" | |
25 | #include "hda.h" | |
26 | #if IS_ENABLED(CONFIG_SND_SOC_SOF_HDA_AUDIO_CODEC) | |
27 | #include "../../codecs/hdac_hda.h" | |
28 | #endif | |
29 | ||
30 | #if IS_ENABLED(CONFIG_SND_SOC_SOF_HDA) | |
31 | #include <sound/soc-acpi-intel-match.h> | |
32 | #endif | |
33 | ||
34 | /* platform specific devices */ | |
35 | #include "shim.h" | |
36 | ||
64ca9d9f BL |
37 | #define IS_CFL(pci) ((pci)->vendor == 0x8086 && (pci)->device == 0xa348) |
38 | #define IS_CNL(pci) ((pci)->vendor == 0x8086 && (pci)->device == 0x9dc8) | |
39 | ||
dd96daca LG |
40 | /* |
41 | * Debug | |
42 | */ | |
43 | ||
44 | struct hda_dsp_msg_code { | |
45 | u32 code; | |
46 | const char *msg; | |
47 | }; | |
48 | ||
49 | static const struct hda_dsp_msg_code hda_dsp_rom_msg[] = { | |
50 | {HDA_DSP_ROM_FW_MANIFEST_LOADED, "status: manifest loaded"}, | |
51 | {HDA_DSP_ROM_FW_FW_LOADED, "status: fw loaded"}, | |
52 | {HDA_DSP_ROM_FW_ENTERED, "status: fw entered"}, | |
53 | {HDA_DSP_ROM_CSE_ERROR, "error: cse error"}, | |
54 | {HDA_DSP_ROM_CSE_WRONG_RESPONSE, "error: cse wrong response"}, | |
55 | {HDA_DSP_ROM_IMR_TO_SMALL, "error: IMR too small"}, | |
56 | {HDA_DSP_ROM_BASE_FW_NOT_FOUND, "error: base fw not found"}, | |
57 | {HDA_DSP_ROM_CSE_VALIDATION_FAILED, "error: signature verification failed"}, | |
58 | {HDA_DSP_ROM_IPC_FATAL_ERROR, "error: ipc fatal error"}, | |
59 | {HDA_DSP_ROM_L2_CACHE_ERROR, "error: L2 cache error"}, | |
60 | {HDA_DSP_ROM_LOAD_OFFSET_TO_SMALL, "error: load offset too small"}, | |
61 | {HDA_DSP_ROM_API_PTR_INVALID, "error: API ptr invalid"}, | |
07f80454 | 62 | {HDA_DSP_ROM_BASEFW_INCOMPAT, "error: base fw incompatible"}, |
dd96daca LG |
63 | {HDA_DSP_ROM_UNHANDLED_INTERRUPT, "error: unhandled interrupt"}, |
64 | {HDA_DSP_ROM_MEMORY_HOLE_ECC, "error: ECC memory hole"}, | |
65 | {HDA_DSP_ROM_KERNEL_EXCEPTION, "error: kernel exception"}, | |
66 | {HDA_DSP_ROM_USER_EXCEPTION, "error: user exception"}, | |
67 | {HDA_DSP_ROM_UNEXPECTED_RESET, "error: unexpected reset"}, | |
68 | {HDA_DSP_ROM_NULL_FW_ENTRY, "error: null FW entry point"}, | |
69 | }; | |
70 | ||
71 | static void hda_dsp_get_status_skl(struct snd_sof_dev *sdev) | |
72 | { | |
73 | u32 status; | |
74 | int i; | |
75 | ||
76 | status = snd_sof_dsp_read(sdev, HDA_DSP_BAR, | |
77 | HDA_ADSP_FW_STATUS_SKL); | |
78 | ||
79 | for (i = 0; i < ARRAY_SIZE(hda_dsp_rom_msg); i++) { | |
80 | if (status == hda_dsp_rom_msg[i].code) { | |
81 | dev_err(sdev->dev, "%s - code %8.8x\n", | |
82 | hda_dsp_rom_msg[i].msg, status); | |
83 | return; | |
84 | } | |
85 | } | |
86 | ||
87 | /* not for us, must be generic sof message */ | |
88 | dev_dbg(sdev->dev, "unknown ROM status value %8.8x\n", status); | |
89 | } | |
90 | ||
91 | static void hda_dsp_get_status(struct snd_sof_dev *sdev) | |
92 | { | |
93 | u32 status; | |
94 | int i; | |
95 | ||
96 | status = snd_sof_dsp_read(sdev, HDA_DSP_BAR, | |
97 | HDA_DSP_SRAM_REG_ROM_STATUS); | |
98 | ||
99 | for (i = 0; i < ARRAY_SIZE(hda_dsp_rom_msg); i++) { | |
100 | if (status == hda_dsp_rom_msg[i].code) { | |
101 | dev_err(sdev->dev, "%s - code %8.8x\n", | |
102 | hda_dsp_rom_msg[i].msg, status); | |
103 | return; | |
104 | } | |
105 | } | |
106 | ||
107 | /* not for us, must be generic sof message */ | |
108 | dev_dbg(sdev->dev, "unknown ROM status value %8.8x\n", status); | |
109 | } | |
110 | ||
111 | static void hda_dsp_get_registers(struct snd_sof_dev *sdev, | |
112 | struct sof_ipc_dsp_oops_xtensa *xoops, | |
113 | struct sof_ipc_panic_info *panic_info, | |
114 | u32 *stack, size_t stack_words) | |
115 | { | |
14104eb6 KV |
116 | u32 offset = sdev->dsp_oops_offset; |
117 | ||
dd96daca | 118 | /* first read registers */ |
14104eb6 KV |
119 | sof_mailbox_read(sdev, offset, xoops, sizeof(*xoops)); |
120 | ||
121 | /* note: variable AR register array is not read */ | |
dd96daca LG |
122 | |
123 | /* then get panic info */ | |
14104eb6 KV |
124 | offset += xoops->arch_hdr.totalsize; |
125 | sof_block_read(sdev, sdev->mmio_bar, offset, | |
126 | panic_info, sizeof(*panic_info)); | |
dd96daca LG |
127 | |
128 | /* then get the stack */ | |
14104eb6 KV |
129 | offset += sizeof(*panic_info); |
130 | sof_block_read(sdev, sdev->mmio_bar, offset, stack, | |
dd96daca LG |
131 | stack_words * sizeof(u32)); |
132 | } | |
133 | ||
134 | void hda_dsp_dump_skl(struct snd_sof_dev *sdev, u32 flags) | |
135 | { | |
136 | struct sof_ipc_dsp_oops_xtensa xoops; | |
137 | struct sof_ipc_panic_info panic_info; | |
138 | u32 stack[HDA_DSP_STACK_DUMP_SIZE]; | |
139 | u32 status, panic; | |
140 | ||
141 | /* try APL specific status message types first */ | |
142 | hda_dsp_get_status_skl(sdev); | |
143 | ||
144 | /* now try generic SOF status messages */ | |
145 | status = snd_sof_dsp_read(sdev, HDA_DSP_BAR, | |
146 | HDA_ADSP_ERROR_CODE_SKL); | |
147 | ||
148 | /*TODO: Check: there is no define in spec, but it is used in the code*/ | |
149 | panic = snd_sof_dsp_read(sdev, HDA_DSP_BAR, | |
150 | HDA_ADSP_ERROR_CODE_SKL + 0x4); | |
151 | ||
152 | if (sdev->boot_complete) { | |
153 | hda_dsp_get_registers(sdev, &xoops, &panic_info, stack, | |
154 | HDA_DSP_STACK_DUMP_SIZE); | |
155 | snd_sof_get_status(sdev, status, panic, &xoops, &panic_info, | |
156 | stack, HDA_DSP_STACK_DUMP_SIZE); | |
157 | } else { | |
158 | dev_err(sdev->dev, "error: status = 0x%8.8x panic = 0x%8.8x\n", | |
159 | status, panic); | |
160 | hda_dsp_get_status_skl(sdev); | |
161 | } | |
162 | } | |
163 | ||
164 | void hda_dsp_dump(struct snd_sof_dev *sdev, u32 flags) | |
165 | { | |
166 | struct sof_ipc_dsp_oops_xtensa xoops; | |
167 | struct sof_ipc_panic_info panic_info; | |
168 | u32 stack[HDA_DSP_STACK_DUMP_SIZE]; | |
169 | u32 status, panic; | |
170 | ||
171 | /* try APL specific status message types first */ | |
172 | hda_dsp_get_status(sdev); | |
173 | ||
174 | /* now try generic SOF status messages */ | |
175 | status = snd_sof_dsp_read(sdev, HDA_DSP_BAR, | |
176 | HDA_DSP_SRAM_REG_FW_STATUS); | |
177 | panic = snd_sof_dsp_read(sdev, HDA_DSP_BAR, HDA_DSP_SRAM_REG_FW_TRACEP); | |
178 | ||
179 | if (sdev->boot_complete) { | |
180 | hda_dsp_get_registers(sdev, &xoops, &panic_info, stack, | |
181 | HDA_DSP_STACK_DUMP_SIZE); | |
182 | snd_sof_get_status(sdev, status, panic, &xoops, &panic_info, | |
183 | stack, HDA_DSP_STACK_DUMP_SIZE); | |
184 | } else { | |
185 | dev_err(sdev->dev, "error: status = 0x%8.8x panic = 0x%8.8x\n", | |
186 | status, panic); | |
187 | hda_dsp_get_status(sdev); | |
188 | } | |
189 | } | |
190 | ||
f1fd9d0e KV |
191 | void hda_ipc_irq_dump(struct snd_sof_dev *sdev) |
192 | { | |
193 | struct hdac_bus *bus = sof_to_bus(sdev); | |
194 | u32 adspis; | |
195 | u32 intsts; | |
196 | u32 intctl; | |
197 | u32 ppsts; | |
198 | u8 rirbsts; | |
199 | ||
200 | /* read key IRQ stats and config registers */ | |
201 | adspis = snd_sof_dsp_read(sdev, HDA_DSP_BAR, HDA_DSP_REG_ADSPIS); | |
202 | intsts = snd_sof_dsp_read(sdev, HDA_DSP_HDA_BAR, SOF_HDA_INTSTS); | |
203 | intctl = snd_sof_dsp_read(sdev, HDA_DSP_HDA_BAR, SOF_HDA_INTCTL); | |
204 | ppsts = snd_sof_dsp_read(sdev, HDA_DSP_PP_BAR, SOF_HDA_REG_PP_PPSTS); | |
205 | rirbsts = snd_hdac_chip_readb(bus, RIRBSTS); | |
206 | ||
207 | dev_err(sdev->dev, | |
208 | "error: hda irq intsts 0x%8.8x intlctl 0x%8.8x rirb %2.2x\n", | |
209 | intsts, intctl, rirbsts); | |
210 | dev_err(sdev->dev, | |
211 | "error: dsp irq ppsts 0x%8.8x adspis 0x%8.8x\n", | |
212 | ppsts, adspis); | |
213 | } | |
214 | ||
f3da49f0 PX |
215 | void hda_ipc_dump(struct snd_sof_dev *sdev) |
216 | { | |
217 | u32 hipcie; | |
218 | u32 hipct; | |
219 | u32 hipcctl; | |
220 | ||
f1fd9d0e KV |
221 | hda_ipc_irq_dump(sdev); |
222 | ||
f3da49f0 PX |
223 | /* read IPC status */ |
224 | hipcie = snd_sof_dsp_read(sdev, HDA_DSP_BAR, HDA_DSP_REG_HIPCIE); | |
225 | hipct = snd_sof_dsp_read(sdev, HDA_DSP_BAR, HDA_DSP_REG_HIPCT); | |
226 | hipcctl = snd_sof_dsp_read(sdev, HDA_DSP_BAR, HDA_DSP_REG_HIPCCTL); | |
227 | ||
228 | /* dump the IPC regs */ | |
229 | /* TODO: parse the raw msg */ | |
230 | dev_err(sdev->dev, | |
231 | "error: host status 0x%8.8x dsp status 0x%8.8x mask 0x%8.8x\n", | |
232 | hipcie, hipct, hipcctl); | |
233 | } | |
234 | ||
dd96daca LG |
235 | static int hda_init(struct snd_sof_dev *sdev) |
236 | { | |
237 | struct hda_bus *hbus; | |
238 | struct hdac_bus *bus; | |
dd96daca LG |
239 | struct pci_dev *pci = to_pci_dev(sdev->dev); |
240 | int ret; | |
241 | ||
242 | hbus = sof_to_hbus(sdev); | |
243 | bus = sof_to_bus(sdev); | |
244 | ||
245 | /* HDA bus init */ | |
d4ff1b39 | 246 | sof_hda_bus_init(bus, &pci->dev); |
64ca9d9f BL |
247 | |
248 | /* Workaround for a communication error on CFL (bko#199007) and CNL */ | |
249 | if (IS_CFL(pci) || IS_CNL(pci)) | |
250 | bus->polling_mode = 1; | |
251 | ||
dd96daca LG |
252 | bus->use_posbuf = 1; |
253 | bus->bdl_pos_adj = 0; | |
254 | ||
255 | mutex_init(&hbus->prepare_mutex); | |
256 | hbus->pci = pci; | |
257 | hbus->mixer_assigned = -1; | |
258 | hbus->modelname = "sofbus"; | |
259 | ||
260 | /* initialise hdac bus */ | |
261 | bus->addr = pci_resource_start(pci, 0); | |
ad169f9f | 262 | #if IS_ENABLED(CONFIG_PCI) |
dd96daca | 263 | bus->remap_addr = pci_ioremap_bar(pci, 0); |
ad169f9f | 264 | #endif |
dd96daca LG |
265 | if (!bus->remap_addr) { |
266 | dev_err(bus->dev, "error: ioremap error\n"); | |
267 | return -ENXIO; | |
268 | } | |
269 | ||
270 | /* HDA base */ | |
271 | sdev->bar[HDA_DSP_HDA_BAR] = bus->remap_addr; | |
272 | ||
273 | /* get controller capabilities */ | |
274 | ret = hda_dsp_ctrl_get_caps(sdev); | |
275 | if (ret < 0) | |
276 | dev_err(sdev->dev, "error: get caps error\n"); | |
277 | ||
278 | return ret; | |
279 | } | |
280 | ||
281 | #if IS_ENABLED(CONFIG_SND_SOC_SOF_HDA) | |
282 | ||
283 | static const char *fixup_tplg_name(struct snd_sof_dev *sdev, | |
284 | const char *sof_tplg_filename) | |
285 | { | |
286 | const char *tplg_filename = NULL; | |
287 | char *filename; | |
288 | char *split_ext; | |
289 | ||
290 | filename = devm_kstrdup(sdev->dev, sof_tplg_filename, GFP_KERNEL); | |
291 | if (!filename) | |
292 | return NULL; | |
293 | ||
294 | /* this assumes a .tplg extension */ | |
295 | split_ext = strsep(&filename, "."); | |
296 | if (split_ext) { | |
297 | tplg_filename = devm_kasprintf(sdev->dev, GFP_KERNEL, | |
298 | "%s-idisp.tplg", split_ext); | |
299 | if (!tplg_filename) | |
300 | return NULL; | |
301 | } | |
302 | return tplg_filename; | |
303 | } | |
304 | ||
be1b577d ZY |
305 | #endif |
306 | ||
dd96daca LG |
307 | static int hda_init_caps(struct snd_sof_dev *sdev) |
308 | { | |
309 | struct hdac_bus *bus = sof_to_bus(sdev); | |
be1b577d | 310 | #if IS_ENABLED(CONFIG_SND_SOC_SOF_HDA) |
dd96daca LG |
311 | struct hdac_ext_link *hlink; |
312 | struct snd_soc_acpi_mach_params *mach_params; | |
313 | struct snd_soc_acpi_mach *hda_mach; | |
314 | struct snd_sof_pdata *pdata = sdev->pdata; | |
315 | struct snd_soc_acpi_mach *mach; | |
316 | const char *tplg_filename; | |
317 | int codec_num = 0; | |
dd96daca | 318 | int i; |
be1b577d ZY |
319 | #endif |
320 | int ret = 0; | |
dd96daca LG |
321 | |
322 | device_disable_async_suspend(bus->dev); | |
323 | ||
324 | /* check if dsp is there */ | |
325 | if (bus->ppcap) | |
326 | dev_dbg(sdev->dev, "PP capability, will probe DSP later.\n"); | |
327 | ||
be1b577d ZY |
328 | ret = hda_dsp_ctrl_init_chip(sdev, true); |
329 | if (ret < 0) { | |
330 | dev_err(bus->dev, "error: init chip failed with ret: %d\n", | |
331 | ret); | |
332 | return ret; | |
333 | } | |
334 | ||
335 | #if IS_ENABLED(CONFIG_SND_SOC_SOF_HDA) | |
dd96daca LG |
336 | if (bus->mlcap) |
337 | snd_hdac_ext_bus_get_ml_capabilities(bus); | |
338 | ||
339 | /* init i915 and HDMI codecs */ | |
340 | ret = hda_codec_i915_init(sdev); | |
341 | if (ret < 0) { | |
342 | dev_err(sdev->dev, "error: no HDMI audio devices found\n"); | |
343 | return ret; | |
344 | } | |
345 | ||
dd96daca LG |
346 | /* codec detection */ |
347 | if (!bus->codec_mask) { | |
348 | dev_info(bus->dev, "no hda codecs found!\n"); | |
349 | } else { | |
350 | dev_info(bus->dev, "hda codecs found, mask %lx\n", | |
351 | bus->codec_mask); | |
352 | ||
353 | for (i = 0; i < HDA_MAX_CODECS; i++) { | |
354 | if (bus->codec_mask & (1 << i)) | |
355 | codec_num++; | |
356 | } | |
357 | ||
358 | /* | |
359 | * If no machine driver is found, then: | |
360 | * | |
361 | * hda machine driver is used if : | |
362 | * 1. there is one HDMI codec and one external HDAudio codec | |
363 | * 2. only HDMI codec | |
364 | */ | |
365 | if (!pdata->machine && codec_num <= 2 && | |
366 | HDA_IDISP_CODEC(bus->codec_mask)) { | |
367 | hda_mach = snd_soc_acpi_intel_hda_machines; | |
368 | pdata->machine = hda_mach; | |
369 | ||
370 | /* topology: use the info from hda_machines */ | |
371 | pdata->tplg_filename = | |
372 | hda_mach->sof_tplg_filename; | |
373 | ||
374 | /* firmware: pick the first in machine list */ | |
375 | mach = pdata->desc->machines; | |
376 | pdata->fw_filename = mach->sof_fw_filename; | |
377 | ||
378 | dev_info(bus->dev, "using HDA machine driver %s now\n", | |
379 | hda_mach->drv_name); | |
380 | ||
381 | /* fixup topology file for HDMI only platforms */ | |
382 | if (codec_num == 1) { | |
383 | /* use local variable for readability */ | |
384 | tplg_filename = pdata->tplg_filename; | |
385 | tplg_filename = fixup_tplg_name(sdev, tplg_filename); | |
be1b577d ZY |
386 | if (!tplg_filename) { |
387 | hda_codec_i915_exit(sdev); | |
388 | return ret; | |
389 | } | |
dd96daca LG |
390 | pdata->tplg_filename = tplg_filename; |
391 | } | |
392 | } | |
393 | } | |
394 | ||
395 | /* used by hda machine driver to create dai links */ | |
396 | if (pdata->machine) { | |
397 | mach_params = (struct snd_soc_acpi_mach_params *) | |
398 | &pdata->machine->mach_params; | |
399 | mach_params->codec_mask = bus->codec_mask; | |
400 | mach_params->platform = dev_name(sdev->dev); | |
401 | } | |
402 | ||
403 | /* create codec instances */ | |
404 | hda_codec_probe_bus(sdev); | |
405 | ||
406 | hda_codec_i915_put(sdev); | |
407 | ||
408 | /* | |
409 | * we are done probing so decrement link counts | |
410 | */ | |
411 | list_for_each_entry(hlink, &bus->hlink_list, list) | |
412 | snd_hdac_ext_bus_link_put(bus, hlink); | |
be1b577d | 413 | #endif |
dd96daca LG |
414 | return 0; |
415 | } | |
416 | ||
dd96daca LG |
417 | static const struct sof_intel_dsp_desc |
418 | *get_chip_info(struct snd_sof_pdata *pdata) | |
419 | { | |
420 | const struct sof_dev_desc *desc = pdata->desc; | |
421 | const struct sof_intel_dsp_desc *chip_info; | |
422 | ||
423 | chip_info = desc->chip_info; | |
424 | ||
425 | return chip_info; | |
426 | } | |
427 | ||
428 | int hda_dsp_probe(struct snd_sof_dev *sdev) | |
429 | { | |
430 | struct pci_dev *pci = to_pci_dev(sdev->dev); | |
431 | struct sof_intel_hda_dev *hdev; | |
432 | struct hdac_bus *bus; | |
dd96daca | 433 | const struct sof_intel_dsp_desc *chip; |
be1b577d | 434 | int ret = 0; |
dd96daca LG |
435 | |
436 | /* | |
437 | * detect DSP by checking class/subclass/prog-id information | |
438 | * class=04 subclass 03 prog-if 00: no DSP, legacy driver is required | |
439 | * class=04 subclass 01 prog-if 00: DSP is present | |
440 | * (and may be required e.g. for DMIC or SSP support) | |
441 | * class=04 subclass 03 prog-if 80: either of DSP or legacy mode works | |
442 | */ | |
443 | if (pci->class == 0x040300) { | |
444 | dev_err(sdev->dev, "error: the DSP is not enabled on this platform, aborting probe\n"); | |
445 | return -ENODEV; | |
446 | } else if (pci->class != 0x040100 && pci->class != 0x040380) { | |
447 | dev_err(sdev->dev, "error: unknown PCI class/subclass/prog-if 0x%06x found, aborting probe\n", pci->class); | |
448 | return -ENODEV; | |
449 | } | |
450 | dev_info(sdev->dev, "DSP detected with PCI class/subclass/prog-if 0x%06x\n", pci->class); | |
451 | ||
452 | chip = get_chip_info(sdev->pdata); | |
453 | if (!chip) { | |
454 | dev_err(sdev->dev, "error: no such device supported, chip id:%x\n", | |
455 | pci->device); | |
456 | ret = -EIO; | |
457 | goto err; | |
458 | } | |
459 | ||
460 | hdev = devm_kzalloc(sdev->dev, sizeof(*hdev), GFP_KERNEL); | |
461 | if (!hdev) | |
462 | return -ENOMEM; | |
463 | sdev->pdata->hw_pdata = hdev; | |
464 | hdev->desc = chip; | |
465 | ||
466 | hdev->dmic_dev = platform_device_register_data(sdev->dev, "dmic-codec", | |
467 | PLATFORM_DEVID_NONE, | |
468 | NULL, 0); | |
469 | if (IS_ERR(hdev->dmic_dev)) { | |
470 | dev_err(sdev->dev, "error: failed to create DMIC device\n"); | |
471 | return PTR_ERR(hdev->dmic_dev); | |
472 | } | |
473 | ||
474 | /* | |
475 | * use position update IPC if either it is forced | |
476 | * or we don't have other choice | |
477 | */ | |
478 | #if IS_ENABLED(CONFIG_SND_SOC_SOF_DEBUG_FORCE_IPC_POSITION) | |
479 | hdev->no_ipc_position = 0; | |
480 | #else | |
481 | hdev->no_ipc_position = sof_ops(sdev)->pcm_pointer ? 1 : 0; | |
482 | #endif | |
483 | ||
484 | /* set up HDA base */ | |
485 | bus = sof_to_bus(sdev); | |
486 | ret = hda_init(sdev); | |
487 | if (ret < 0) | |
488 | goto hdac_bus_unmap; | |
489 | ||
490 | /* DSP base */ | |
ad169f9f | 491 | #if IS_ENABLED(CONFIG_PCI) |
dd96daca | 492 | sdev->bar[HDA_DSP_BAR] = pci_ioremap_bar(pci, HDA_DSP_BAR); |
ad169f9f | 493 | #endif |
dd96daca LG |
494 | if (!sdev->bar[HDA_DSP_BAR]) { |
495 | dev_err(sdev->dev, "error: ioremap error\n"); | |
496 | ret = -ENXIO; | |
497 | goto hdac_bus_unmap; | |
498 | } | |
499 | ||
500 | sdev->mmio_bar = HDA_DSP_BAR; | |
501 | sdev->mailbox_bar = HDA_DSP_BAR; | |
502 | ||
503 | /* allow 64bit DMA address if supported by H/W */ | |
504 | if (!dma_set_mask(&pci->dev, DMA_BIT_MASK(64))) { | |
505 | dev_dbg(sdev->dev, "DMA mask is 64 bit\n"); | |
506 | dma_set_coherent_mask(&pci->dev, DMA_BIT_MASK(64)); | |
507 | } else { | |
508 | dev_dbg(sdev->dev, "DMA mask is 32 bit\n"); | |
509 | dma_set_mask(&pci->dev, DMA_BIT_MASK(32)); | |
510 | dma_set_coherent_mask(&pci->dev, DMA_BIT_MASK(32)); | |
511 | } | |
512 | ||
513 | /* init streams */ | |
514 | ret = hda_dsp_stream_init(sdev); | |
515 | if (ret < 0) { | |
516 | dev_err(sdev->dev, "error: failed to init streams\n"); | |
517 | /* | |
518 | * not all errors are due to memory issues, but trying | |
519 | * to free everything does not harm | |
520 | */ | |
521 | goto free_streams; | |
522 | } | |
523 | ||
524 | /* | |
525 | * register our IRQ | |
526 | * let's try to enable msi firstly | |
527 | * if it fails, use legacy interrupt mode | |
528 | * TODO: support interrupt mode selection with kernel parameter | |
529 | * support msi multiple vectors | |
530 | */ | |
531 | ret = pci_alloc_irq_vectors(pci, 1, 1, PCI_IRQ_MSI); | |
532 | if (ret < 0) { | |
533 | dev_info(sdev->dev, "use legacy interrupt mode\n"); | |
534 | /* | |
535 | * in IO-APIC mode, hda->irq and ipc_irq are using the same | |
536 | * irq number of pci->irq | |
537 | */ | |
538 | hdev->irq = pci->irq; | |
539 | sdev->ipc_irq = pci->irq; | |
540 | sdev->msi_enabled = 0; | |
541 | } else { | |
542 | dev_info(sdev->dev, "use msi interrupt mode\n"); | |
543 | hdev->irq = pci_irq_vector(pci, 0); | |
544 | /* ipc irq number is the same of hda irq */ | |
545 | sdev->ipc_irq = hdev->irq; | |
546 | sdev->msi_enabled = 1; | |
547 | } | |
548 | ||
549 | dev_dbg(sdev->dev, "using HDA IRQ %d\n", hdev->irq); | |
550 | ret = request_threaded_irq(hdev->irq, hda_dsp_stream_interrupt, | |
551 | hda_dsp_stream_threaded_handler, | |
552 | IRQF_SHARED, "AudioHDA", bus); | |
553 | if (ret < 0) { | |
554 | dev_err(sdev->dev, "error: failed to register HDA IRQ %d\n", | |
555 | hdev->irq); | |
556 | goto free_irq_vector; | |
557 | } | |
558 | ||
559 | dev_dbg(sdev->dev, "using IPC IRQ %d\n", sdev->ipc_irq); | |
560 | ret = request_threaded_irq(sdev->ipc_irq, hda_dsp_ipc_irq_handler, | |
561 | sof_ops(sdev)->irq_thread, IRQF_SHARED, | |
562 | "AudioDSP", sdev); | |
563 | if (ret < 0) { | |
564 | dev_err(sdev->dev, "error: failed to register IPC IRQ %d\n", | |
565 | sdev->ipc_irq); | |
566 | goto free_hda_irq; | |
567 | } | |
568 | ||
569 | pci_set_master(pci); | |
570 | synchronize_irq(pci->irq); | |
571 | ||
572 | /* | |
573 | * clear TCSEL to clear playback on some HD Audio | |
574 | * codecs. PCI TCSEL is defined in the Intel manuals. | |
575 | */ | |
576 | snd_sof_pci_update_bits(sdev, PCI_TCSEL, 0x07, 0); | |
577 | ||
578 | /* init HDA capabilities */ | |
579 | ret = hda_init_caps(sdev); | |
580 | if (ret < 0) | |
581 | goto free_ipc_irq; | |
582 | ||
1f5253b0 ZY |
583 | /* enable ppcap interrupt */ |
584 | hda_dsp_ctrl_ppcap_enable(sdev, true); | |
585 | hda_dsp_ctrl_ppcap_int_enable(sdev, true); | |
dd96daca LG |
586 | |
587 | /* initialize waitq for code loading */ | |
588 | init_waitqueue_head(&sdev->waitq); | |
589 | ||
590 | /* set default mailbox offset for FW ready message */ | |
591 | sdev->dsp_box.offset = HDA_DSP_MBOX_UPLINK_OFFSET; | |
592 | ||
593 | return 0; | |
594 | ||
595 | free_ipc_irq: | |
596 | free_irq(sdev->ipc_irq, sdev); | |
597 | free_hda_irq: | |
598 | free_irq(hdev->irq, bus); | |
599 | free_irq_vector: | |
600 | if (sdev->msi_enabled) | |
601 | pci_free_irq_vectors(pci); | |
602 | free_streams: | |
603 | hda_dsp_stream_free(sdev); | |
604 | /* dsp_unmap: not currently used */ | |
605 | iounmap(sdev->bar[HDA_DSP_BAR]); | |
606 | hdac_bus_unmap: | |
607 | iounmap(bus->remap_addr); | |
608 | err: | |
609 | return ret; | |
610 | } | |
611 | ||
612 | int hda_dsp_remove(struct snd_sof_dev *sdev) | |
613 | { | |
614 | struct sof_intel_hda_dev *hda = sdev->pdata->hw_pdata; | |
615 | struct hdac_bus *bus = sof_to_bus(sdev); | |
616 | struct pci_dev *pci = to_pci_dev(sdev->dev); | |
617 | const struct sof_intel_dsp_desc *chip = hda->desc; | |
618 | ||
619 | #if IS_ENABLED(CONFIG_SND_SOC_SOF_HDA) | |
620 | /* codec removal, invoke bus_device_remove */ | |
621 | snd_hdac_ext_bus_device_remove(bus); | |
622 | #endif | |
623 | ||
624 | if (!IS_ERR_OR_NULL(hda->dmic_dev)) | |
625 | platform_device_unregister(hda->dmic_dev); | |
626 | ||
627 | /* disable DSP IRQ */ | |
628 | snd_sof_dsp_update_bits(sdev, HDA_DSP_PP_BAR, SOF_HDA_REG_PP_PPCTL, | |
629 | SOF_HDA_PPCTL_PIE, 0); | |
630 | ||
631 | /* disable CIE and GIE interrupts */ | |
632 | snd_sof_dsp_update_bits(sdev, HDA_DSP_HDA_BAR, SOF_HDA_INTCTL, | |
633 | SOF_HDA_INT_CTRL_EN | SOF_HDA_INT_GLOBAL_EN, 0); | |
634 | ||
635 | /* disable cores */ | |
636 | if (chip) | |
637 | hda_dsp_core_reset_power_down(sdev, chip->cores_mask); | |
638 | ||
639 | /* disable DSP */ | |
640 | snd_sof_dsp_update_bits(sdev, HDA_DSP_PP_BAR, SOF_HDA_REG_PP_PPCTL, | |
641 | SOF_HDA_PPCTL_GPROCEN, 0); | |
642 | ||
643 | free_irq(sdev->ipc_irq, sdev); | |
644 | free_irq(hda->irq, bus); | |
645 | if (sdev->msi_enabled) | |
646 | pci_free_irq_vectors(pci); | |
647 | ||
648 | hda_dsp_stream_free(sdev); | |
649 | #if IS_ENABLED(CONFIG_SND_SOC_SOF_HDA) | |
650 | snd_hdac_link_free_all(bus); | |
651 | #endif | |
652 | ||
653 | iounmap(sdev->bar[HDA_DSP_BAR]); | |
654 | iounmap(bus->remap_addr); | |
655 | ||
656 | #if IS_ENABLED(CONFIG_SND_SOC_SOF_HDA) | |
657 | snd_hdac_ext_bus_exit(bus); | |
658 | #endif | |
659 | hda_codec_i915_exit(sdev); | |
660 | ||
661 | return 0; | |
662 | } | |
663 | ||
664 | MODULE_LICENSE("Dual BSD/GPL"); |