2 * skl.c - Implementation of ASoC Intel SKL HD Audio driver
4 * Copyright (C) 2014-2015 Intel Corp
5 * Author: Jeeja KP <jeeja.kp@intel.com>
7 * Derived mostly from Intel HDA driver with following copyrights:
8 * Copyright (c) 2004 Takashi Iwai <tiwai@suse.de>
9 * PeiSen Hou <pshou@realtek.com.tw>
10 * ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
12 * This program is free software; you can redistribute it and/or modify
13 * it under the terms of the GNU General Public License as published by
14 * the Free Software Foundation; version 2 of the License.
16 * This program is distributed in the hope that it will be useful, but
17 * WITHOUT ANY WARRANTY; without even the implied warranty of
18 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
19 * General Public License for more details.
21 * ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
24 #include <linux/module.h>
25 #include <linux/pci.h>
26 #include <linux/pm_runtime.h>
27 #include <linux/platform_device.h>
28 #include <linux/firmware.h>
29 #include <sound/pcm.h>
30 #include "../common/sst-acpi.h"
31 #include <sound/hda_register.h>
32 #include <sound/hdaudio.h>
33 #include <sound/hda_i915.h>
35 #include "skl-sst-dsp.h"
36 #include "skl-sst-ipc.h"
38 static struct skl_machine_pdata skl_dmic_data
;
41 * initialize the PCI registers
43 static void skl_update_pci_byte(struct pci_dev
*pci
, unsigned int reg
,
44 unsigned char mask
, unsigned char val
)
48 pci_read_config_byte(pci
, reg
, &data
);
51 pci_write_config_byte(pci
, reg
, data
);
54 static void skl_init_pci(struct skl
*skl
)
56 struct hdac_ext_bus
*ebus
= &skl
->ebus
;
59 * Clear bits 0-2 of PCI register TCSEL (at offset 0x44)
60 * TCSEL == Traffic Class Select Register, which sets PCI express QOS
61 * Ensuring these bits are 0 clears playback static on some HD Audio
63 * The PCI register TCSEL is defined in the Intel manuals.
65 dev_dbg(ebus_to_hbus(ebus
)->dev
, "Clearing TCSEL\n");
66 skl_update_pci_byte(skl
->pci
, AZX_PCIREG_TCSEL
, 0x07, 0);
69 static void update_pci_dword(struct pci_dev
*pci
,
70 unsigned int reg
, u32 mask
, u32 val
)
74 pci_read_config_dword(pci
, reg
, &data
);
77 pci_write_config_dword(pci
, reg
, data
);
81 * skl_enable_miscbdcge - enable/dsiable CGCTL.MISCBDCGE bits
83 * @dev: device pointer
84 * @enable: enable/disable flag
86 static void skl_enable_miscbdcge(struct device
*dev
, bool enable
)
88 struct pci_dev
*pci
= to_pci_dev(dev
);
91 val
= enable
? AZX_CGCTL_MISCBDCGE_MASK
: 0;
93 update_pci_dword(pci
, AZX_PCIREG_CGCTL
, AZX_CGCTL_MISCBDCGE_MASK
, val
);
97 * While performing reset, controller may not come back properly causing
98 * issues, so recommendation is to set CGCTL.MISCBDCGE to 0 then do reset
99 * (init chip) and then again set CGCTL.MISCBDCGE to 1
101 static int skl_init_chip(struct hdac_bus
*bus
, bool full_reset
)
105 skl_enable_miscbdcge(bus
->dev
, false);
106 ret
= snd_hdac_bus_init_chip(bus
, full_reset
);
107 skl_enable_miscbdcge(bus
->dev
, true);
112 /* called from IRQ */
113 static void skl_stream_update(struct hdac_bus
*bus
, struct hdac_stream
*hstr
)
115 snd_pcm_period_elapsed(hstr
->substream
);
118 static irqreturn_t
skl_interrupt(int irq
, void *dev_id
)
120 struct hdac_ext_bus
*ebus
= dev_id
;
121 struct hdac_bus
*bus
= ebus_to_hbus(ebus
);
124 if (!pm_runtime_active(bus
->dev
))
127 spin_lock(&bus
->reg_lock
);
129 status
= snd_hdac_chip_readl(bus
, INTSTS
);
130 if (status
== 0 || status
== 0xffffffff) {
131 spin_unlock(&bus
->reg_lock
);
136 status
= snd_hdac_chip_readb(bus
, RIRBSTS
);
137 if (status
& RIRB_INT_MASK
) {
138 if (status
& RIRB_INT_RESPONSE
)
139 snd_hdac_bus_update_rirb(bus
);
140 snd_hdac_chip_writeb(bus
, RIRBSTS
, RIRB_INT_MASK
);
143 spin_unlock(&bus
->reg_lock
);
145 return snd_hdac_chip_readl(bus
, INTSTS
) ? IRQ_WAKE_THREAD
: IRQ_HANDLED
;
148 static irqreturn_t
skl_threaded_handler(int irq
, void *dev_id
)
150 struct hdac_ext_bus
*ebus
= dev_id
;
151 struct hdac_bus
*bus
= ebus_to_hbus(ebus
);
154 status
= snd_hdac_chip_readl(bus
, INTSTS
);
156 snd_hdac_bus_handle_stream_irq(bus
, status
, skl_stream_update
);
161 static int skl_acquire_irq(struct hdac_ext_bus
*ebus
, int do_disconnect
)
163 struct skl
*skl
= ebus_to_skl(ebus
);
164 struct hdac_bus
*bus
= ebus_to_hbus(ebus
);
167 ret
= request_threaded_irq(skl
->pci
->irq
, skl_interrupt
,
168 skl_threaded_handler
,
170 KBUILD_MODNAME
, ebus
);
173 "unable to grab IRQ %d, disabling device\n",
178 bus
->irq
= skl
->pci
->irq
;
179 pci_intx(skl
->pci
, 1);
185 static int _skl_suspend(struct hdac_ext_bus
*ebus
)
187 struct skl
*skl
= ebus_to_skl(ebus
);
188 struct hdac_bus
*bus
= ebus_to_hbus(ebus
);
189 struct pci_dev
*pci
= to_pci_dev(bus
->dev
);
192 snd_hdac_ext_bus_link_power_down_all(ebus
);
194 ret
= skl_suspend_dsp(skl
);
198 snd_hdac_bus_stop_chip(bus
);
199 update_pci_dword(pci
, AZX_PCIREG_PGCTL
,
200 AZX_PGCTL_LSRMD_MASK
, AZX_PGCTL_LSRMD_MASK
);
201 skl_enable_miscbdcge(bus
->dev
, false);
202 snd_hdac_bus_enter_link_reset(bus
);
203 skl_enable_miscbdcge(bus
->dev
, true);
204 skl_cleanup_resources(skl
);
209 static int _skl_resume(struct hdac_ext_bus
*ebus
)
211 struct skl
*skl
= ebus_to_skl(ebus
);
212 struct hdac_bus
*bus
= ebus_to_hbus(ebus
);
215 skl_init_chip(bus
, true);
217 return skl_resume_dsp(skl
);
221 #ifdef CONFIG_PM_SLEEP
225 static int skl_suspend(struct device
*dev
)
227 struct pci_dev
*pci
= to_pci_dev(dev
);
228 struct hdac_ext_bus
*ebus
= pci_get_drvdata(pci
);
229 struct skl
*skl
= ebus_to_skl(ebus
);
230 struct hdac_bus
*bus
= ebus_to_hbus(ebus
);
234 * Do not suspend if streams which are marked ignore suspend are
235 * running, we need to save the state for these and continue
237 if (skl
->supend_active
) {
238 /* turn off the links and stop the CORB/RIRB DMA if it is On */
239 snd_hdac_ext_bus_link_power_down_all(ebus
);
241 if (ebus
->cmd_dma_state
)
242 snd_hdac_bus_stop_cmd_io(&ebus
->bus
);
244 enable_irq_wake(bus
->irq
);
246 pci_disable_device(pci
);
248 ret
= _skl_suspend(ebus
);
251 skl
->skl_sst
->fw_loaded
= false;
254 if (IS_ENABLED(CONFIG_SND_SOC_HDAC_HDMI
)) {
255 ret
= snd_hdac_display_power(bus
, false);
258 "Cannot turn OFF display power on i915\n");
264 static int skl_resume(struct device
*dev
)
266 struct pci_dev
*pci
= to_pci_dev(dev
);
267 struct hdac_ext_bus
*ebus
= pci_get_drvdata(pci
);
268 struct skl
*skl
= ebus_to_skl(ebus
);
269 struct hdac_bus
*bus
= ebus_to_hbus(ebus
);
270 struct hdac_ext_link
*hlink
= NULL
;
273 /* Turned OFF in HDMI codec driver after codec reconfiguration */
274 if (IS_ENABLED(CONFIG_SND_SOC_HDAC_HDMI
)) {
275 ret
= snd_hdac_display_power(bus
, true);
278 "Cannot turn on display power on i915\n");
284 * resume only when we are not in suspend active, otherwise need to
287 if (skl
->supend_active
) {
288 pci_restore_state(pci
);
289 ret
= pci_enable_device(pci
);
290 snd_hdac_ext_bus_link_power_up_all(ebus
);
291 disable_irq_wake(bus
->irq
);
293 * turn On the links which are On before active suspend
294 * and start the CORB/RIRB DMA if On before
297 list_for_each_entry(hlink
, &ebus
->hlink_list
, list
) {
298 if (hlink
->ref_count
)
299 snd_hdac_ext_bus_link_power_up(hlink
);
302 if (ebus
->cmd_dma_state
)
303 snd_hdac_bus_init_cmd_io(&ebus
->bus
);
305 ret
= _skl_resume(ebus
);
307 /* turn off the links which are off before suspend */
308 list_for_each_entry(hlink
, &ebus
->hlink_list
, list
) {
309 if (!hlink
->ref_count
)
310 snd_hdac_ext_bus_link_power_down(hlink
);
313 if (!ebus
->cmd_dma_state
)
314 snd_hdac_bus_stop_cmd_io(&ebus
->bus
);
319 #endif /* CONFIG_PM_SLEEP */
322 static int skl_runtime_suspend(struct device
*dev
)
324 struct pci_dev
*pci
= to_pci_dev(dev
);
325 struct hdac_ext_bus
*ebus
= pci_get_drvdata(pci
);
326 struct hdac_bus
*bus
= ebus_to_hbus(ebus
);
328 dev_dbg(bus
->dev
, "in %s\n", __func__
);
330 return _skl_suspend(ebus
);
333 static int skl_runtime_resume(struct device
*dev
)
335 struct pci_dev
*pci
= to_pci_dev(dev
);
336 struct hdac_ext_bus
*ebus
= pci_get_drvdata(pci
);
337 struct hdac_bus
*bus
= ebus_to_hbus(ebus
);
339 dev_dbg(bus
->dev
, "in %s\n", __func__
);
341 return _skl_resume(ebus
);
343 #endif /* CONFIG_PM */
345 static const struct dev_pm_ops skl_pm
= {
346 SET_SYSTEM_SLEEP_PM_OPS(skl_suspend
, skl_resume
)
347 SET_RUNTIME_PM_OPS(skl_runtime_suspend
, skl_runtime_resume
, NULL
)
353 static int skl_free(struct hdac_ext_bus
*ebus
)
355 struct skl
*skl
= ebus_to_skl(ebus
);
356 struct hdac_bus
*bus
= ebus_to_hbus(ebus
);
358 skl
->init_failed
= 1; /* to be sure */
360 snd_hdac_ext_stop_streams(ebus
);
363 free_irq(bus
->irq
, (void *)bus
);
364 snd_hdac_bus_free_stream_pages(bus
);
365 snd_hdac_stream_free_all(ebus
);
366 snd_hdac_link_free_all(ebus
);
369 iounmap(bus
->remap_addr
);
371 pci_release_regions(skl
->pci
);
372 pci_disable_device(skl
->pci
);
374 snd_hdac_ext_bus_exit(ebus
);
376 if (IS_ENABLED(CONFIG_SND_SOC_HDAC_HDMI
))
377 snd_hdac_i915_exit(&ebus
->bus
);
381 static int skl_machine_device_register(struct skl
*skl
, void *driver_data
)
383 struct hdac_bus
*bus
= ebus_to_hbus(&skl
->ebus
);
384 struct platform_device
*pdev
;
385 struct sst_acpi_mach
*mach
= driver_data
;
388 mach
= sst_acpi_find_machine(mach
);
390 dev_err(bus
->dev
, "No matching machine driver found\n");
393 skl
->fw_name
= mach
->fw_filename
;
395 pdev
= platform_device_alloc(mach
->drv_name
, -1);
397 dev_err(bus
->dev
, "platform device alloc failed\n");
401 ret
= platform_device_add(pdev
);
403 dev_err(bus
->dev
, "failed to add machine device\n");
404 platform_device_put(pdev
);
409 dev_set_drvdata(&pdev
->dev
, mach
->pdata
);
416 static void skl_machine_device_unregister(struct skl
*skl
)
419 platform_device_unregister(skl
->i2s_dev
);
422 static int skl_dmic_device_register(struct skl
*skl
)
424 struct hdac_bus
*bus
= ebus_to_hbus(&skl
->ebus
);
425 struct platform_device
*pdev
;
428 /* SKL has one dmic port, so allocate dmic device for this */
429 pdev
= platform_device_alloc("dmic-codec", -1);
431 dev_err(bus
->dev
, "failed to allocate dmic device\n");
435 ret
= platform_device_add(pdev
);
437 dev_err(bus
->dev
, "failed to add dmic device: %d\n", ret
);
438 platform_device_put(pdev
);
441 skl
->dmic_dev
= pdev
;
446 static void skl_dmic_device_unregister(struct skl
*skl
)
449 platform_device_unregister(skl
->dmic_dev
);
453 * Probe the given codec address
455 static int probe_codec(struct hdac_ext_bus
*ebus
, int addr
)
457 struct hdac_bus
*bus
= ebus_to_hbus(ebus
);
458 unsigned int cmd
= (addr
<< 28) | (AC_NODE_ROOT
<< 20) |
459 (AC_VERB_PARAMETERS
<< 8) | AC_PAR_VENDOR_ID
;
462 mutex_lock(&bus
->cmd_mutex
);
463 snd_hdac_bus_send_cmd(bus
, cmd
);
464 snd_hdac_bus_get_response(bus
, addr
, &res
);
465 mutex_unlock(&bus
->cmd_mutex
);
468 dev_dbg(bus
->dev
, "codec #%d probed OK\n", addr
);
470 return snd_hdac_ext_bus_device_init(ebus
, addr
);
473 /* Codec initialization */
474 static int skl_codec_create(struct hdac_ext_bus
*ebus
)
476 struct hdac_bus
*bus
= ebus_to_hbus(ebus
);
479 max_slots
= HDA_MAX_CODECS
;
481 /* First try to probe all given codec slots */
482 for (c
= 0; c
< max_slots
; c
++) {
483 if ((bus
->codec_mask
& (1 << c
))) {
484 if (probe_codec(ebus
, c
) < 0) {
486 * Some BIOSen give you wrong codec addresses
490 "Codec #%d probe error; disabling it...\n", c
);
491 bus
->codec_mask
&= ~(1 << c
);
493 * More badly, accessing to a non-existing
494 * codec often screws up the controller bus,
495 * and disturbs the further communications.
496 * Thus if an error occurs during probing,
497 * better to reset the controller bus to get
498 * back to the sanity state.
500 snd_hdac_bus_stop_chip(bus
);
501 skl_init_chip(bus
, true);
509 static const struct hdac_bus_ops bus_core_ops
= {
510 .command
= snd_hdac_bus_send_cmd
,
511 .get_response
= snd_hdac_bus_get_response
,
517 static int skl_create(struct pci_dev
*pci
,
518 const struct hdac_io_ops
*io_ops
,
522 struct hdac_ext_bus
*ebus
;
528 err
= pci_enable_device(pci
);
532 skl
= devm_kzalloc(&pci
->dev
, sizeof(*skl
), GFP_KERNEL
);
534 pci_disable_device(pci
);
538 snd_hdac_ext_bus_init(ebus
, &pci
->dev
, &bus_core_ops
, io_ops
);
539 ebus
->bus
.use_posbuf
= 1;
542 ebus
->bus
.bdl_pos_adj
= 0;
549 static int skl_i915_init(struct hdac_bus
*bus
)
554 * The HDMI codec is in GPU so we need to ensure that it is powered
555 * up and ready for probe
557 err
= snd_hdac_i915_init(bus
);
561 err
= snd_hdac_display_power(bus
, true);
563 dev_err(bus
->dev
, "Cannot turn on display power on i915\n");
570 static int skl_first_init(struct hdac_ext_bus
*ebus
)
572 struct skl
*skl
= ebus_to_skl(ebus
);
573 struct hdac_bus
*bus
= ebus_to_hbus(ebus
);
574 struct pci_dev
*pci
= skl
->pci
;
577 int cp_streams
, pb_streams
, start_idx
;
579 err
= pci_request_regions(pci
, "Skylake HD audio");
583 bus
->addr
= pci_resource_start(pci
, 0);
584 bus
->remap_addr
= pci_ioremap_bar(pci
, 0);
585 if (bus
->remap_addr
== NULL
) {
586 dev_err(bus
->dev
, "ioremap error\n");
590 snd_hdac_ext_bus_parse_capabilities(ebus
);
592 if (skl_acquire_irq(ebus
, 0) < 0)
596 synchronize_irq(bus
->irq
);
598 gcap
= snd_hdac_chip_readw(bus
, GCAP
);
599 dev_dbg(bus
->dev
, "chipset global capabilities = 0x%x\n", gcap
);
601 /* allow 64bit DMA address if supported by H/W */
602 if (!dma_set_mask(bus
->dev
, DMA_BIT_MASK(64))) {
603 dma_set_coherent_mask(bus
->dev
, DMA_BIT_MASK(64));
605 dma_set_mask(bus
->dev
, DMA_BIT_MASK(32));
606 dma_set_coherent_mask(bus
->dev
, DMA_BIT_MASK(32));
609 /* read number of streams from GCAP register */
610 cp_streams
= (gcap
>> 8) & 0x0f;
611 pb_streams
= (gcap
>> 12) & 0x0f;
613 if (!pb_streams
&& !cp_streams
)
616 ebus
->num_streams
= cp_streams
+ pb_streams
;
618 /* initialize streams */
619 snd_hdac_ext_stream_init_all
620 (ebus
, 0, cp_streams
, SNDRV_PCM_STREAM_CAPTURE
);
621 start_idx
= cp_streams
;
622 snd_hdac_ext_stream_init_all
623 (ebus
, start_idx
, pb_streams
, SNDRV_PCM_STREAM_PLAYBACK
);
625 err
= snd_hdac_bus_alloc_stream_pages(bus
);
629 /* initialize chip */
632 if (IS_ENABLED(CONFIG_SND_SOC_HDAC_HDMI
)) {
633 err
= skl_i915_init(bus
);
638 skl_init_chip(bus
, true);
640 /* codec detection */
641 if (!bus
->codec_mask
) {
642 dev_info(bus
->dev
, "no hda codecs found!\n");
648 static int skl_probe(struct pci_dev
*pci
,
649 const struct pci_device_id
*pci_id
)
652 struct hdac_ext_bus
*ebus
= NULL
;
653 struct hdac_bus
*bus
= NULL
;
654 struct hdac_ext_link
*hlink
= NULL
;
657 /* we use ext core ops, so provide NULL for ops here */
658 err
= skl_create(pci
, NULL
, &skl
);
663 bus
= ebus_to_hbus(ebus
);
665 err
= skl_first_init(ebus
);
669 skl
->pci_id
= pci
->device
;
671 device_disable_async_suspend(bus
->dev
);
673 skl
->nhlt
= skl_nhlt_init(bus
->dev
);
675 if (skl
->nhlt
== NULL
) {
680 skl_nhlt_update_topology_bin(skl
);
682 pci_set_drvdata(skl
->pci
, ebus
);
684 skl_dmic_data
.dmic_num
= skl_get_dmic_geo(skl
);
686 /* check if dsp is there */
688 err
= skl_machine_device_register(skl
,
689 (void *)pci_id
->driver_data
);
693 err
= skl_init_dsp(skl
);
695 dev_dbg(bus
->dev
, "error failed to register dsp\n");
698 skl
->skl_sst
->enable_miscbdcge
= skl_enable_miscbdcge
;
702 snd_hdac_ext_bus_get_ml_capabilities(ebus
);
704 /* create device for soc dmic */
705 err
= skl_dmic_device_register(skl
);
709 /* register platform dai and controls */
710 err
= skl_platform_register(bus
->dev
);
714 /* create codec instances */
715 err
= skl_codec_create(ebus
);
719 if (IS_ENABLED(CONFIG_SND_SOC_HDAC_HDMI
)) {
720 err
= snd_hdac_display_power(bus
, false);
722 dev_err(bus
->dev
, "Cannot turn off display power on i915\n");
728 * we are done probling so decrement link counts
730 list_for_each_entry(hlink
, &ebus
->hlink_list
, list
)
731 snd_hdac_ext_bus_link_put(ebus
, hlink
);
734 pm_runtime_put_noidle(bus
->dev
);
735 pm_runtime_allow(bus
->dev
);
740 skl_platform_unregister(bus
->dev
);
742 skl_dmic_device_unregister(skl
);
746 skl_machine_device_unregister(skl
);
748 skl_nhlt_free(skl
->nhlt
);
750 skl
->init_failed
= 1;
756 static void skl_shutdown(struct pci_dev
*pci
)
758 struct hdac_ext_bus
*ebus
= pci_get_drvdata(pci
);
759 struct hdac_bus
*bus
= ebus_to_hbus(ebus
);
760 struct hdac_stream
*s
;
761 struct hdac_ext_stream
*stream
;
767 skl
= ebus_to_skl(ebus
);
769 if (skl
->init_failed
)
772 snd_hdac_ext_stop_streams(ebus
);
773 list_for_each_entry(s
, &bus
->stream_list
, list
) {
774 stream
= stream_to_hdac_ext_stream(s
);
775 snd_hdac_ext_stream_decouple(ebus
, stream
, false);
778 snd_hdac_bus_stop_chip(bus
);
781 static void skl_remove(struct pci_dev
*pci
)
783 struct hdac_ext_bus
*ebus
= pci_get_drvdata(pci
);
784 struct skl
*skl
= ebus_to_skl(ebus
);
786 release_firmware(skl
->tplg
);
788 pm_runtime_get_noresume(&pci
->dev
);
790 /* codec removal, invoke bus_device_remove */
791 snd_hdac_ext_bus_device_remove(ebus
);
793 skl_platform_unregister(&pci
->dev
);
795 skl_machine_device_unregister(skl
);
796 skl_dmic_device_unregister(skl
);
797 skl_nhlt_free(skl
->nhlt
);
799 dev_set_drvdata(&pci
->dev
, NULL
);
802 static struct sst_acpi_mach sst_skl_devdata
[] = {
803 { "INT343A", "skl_alc286s_i2s", "intel/dsp_fw_release.bin", NULL
, NULL
, NULL
},
804 { "INT343B", "skl_n88l25_s4567", "intel/dsp_fw_release.bin",
805 NULL
, NULL
, &skl_dmic_data
},
806 { "MX98357A", "skl_n88l25_m98357a", "intel/dsp_fw_release.bin",
807 NULL
, NULL
, &skl_dmic_data
},
811 static struct sst_acpi_mach sst_bxtp_devdata
[] = {
812 { "INT343A", "bxt_alc298s_i2s", "intel/dsp_fw_bxtn.bin", NULL
, NULL
, NULL
},
813 { "DLGS7219", "bxt_da7219_max98357a_i2s", "intel/dsp_fw_bxtn.bin", NULL
, NULL
, NULL
},
816 static struct sst_acpi_mach sst_kbl_devdata
[] = {
817 { "INT343A", "kbl_alc286s_i2s", "intel/dsp_fw_kbl.bin", NULL
, NULL
, NULL
},
818 { "INT343B", "kbl_n88l25_s4567", "intel/dsp_fw_kbl.bin", NULL
, NULL
, &skl_dmic_data
},
819 { "MX98357A", "kbl_n88l25_m98357a", "intel/dsp_fw_kbl.bin", NULL
, NULL
, &skl_dmic_data
},
824 static const struct pci_device_id skl_ids
[] = {
825 /* Sunrise Point-LP */
826 { PCI_DEVICE(0x8086, 0x9d70),
827 .driver_data
= (unsigned long)&sst_skl_devdata
},
829 { PCI_DEVICE(0x8086, 0x5a98),
830 .driver_data
= (unsigned long)&sst_bxtp_devdata
},
832 { PCI_DEVICE(0x8086, 0x9D71),
833 .driver_data
= (unsigned long)&sst_kbl_devdata
},
836 MODULE_DEVICE_TABLE(pci
, skl_ids
);
838 /* pci_driver definition */
839 static struct pci_driver skl_driver
= {
840 .name
= KBUILD_MODNAME
,
843 .remove
= skl_remove
,
844 .shutdown
= skl_shutdown
,
849 module_pci_driver(skl_driver
);
851 MODULE_LICENSE("GPL v2");
852 MODULE_DESCRIPTION("Intel Skylake ASoC HDA driver");