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ASoC: Intel: Skylake: Add DSP support and enable it 

If processing pipe capability is supported, add DSP support.
Adds initialization/free/suspend/resume DSP functionality.

Signed-off-by: Jeeja KP <jeeja.kp@intel.com>
Signed-off-by: Subhransu S. Prusty <subhransu.s.prusty@intel.com>
Signed-off-by: Vinod Koul <vinod.koul@intel.com>
Signed-off-by: Mark Brown <broonie@kernel.org>
hifive-unleashed-5.1
Jeeja KP 2015-10-07 11:31:58 +01:00 committed by Mark Brown
parent b663a8c5c9
commit 2a29b200c6
1 changed files with 17 additions and 7 deletions
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24
sound/soc/intel/skylake/skl.c
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@ -166,11 +166,16 @@ static int skl_runtime_suspend(struct device *dev)
struct pci_dev *pci = to_pci_dev(dev);
struct hdac_ext_bus *ebus = pci_get_drvdata(pci);
struct hdac_bus *bus = ebus_to_hbus(ebus);
struct skl *skl = ebus_to_skl(ebus);
int ret;
dev_dbg(bus->dev, "in %s\n", __func__);
/* enable controller wake up event */
snd_hdac_chip_updatew(bus, WAKEEN, 0, STATESTS_INT_MASK);
ret = skl_suspend_dsp(skl);
if (ret < 0)
return ret;
snd_hdac_bus_stop_chip(bus);
snd_hdac_bus_enter_link_reset(bus);
@ -183,7 +188,7 @@ static int skl_runtime_resume(struct device *dev)
struct pci_dev *pci = to_pci_dev(dev);
struct hdac_ext_bus *ebus = pci_get_drvdata(pci);
struct hdac_bus *bus = ebus_to_hbus(ebus);
struct skl *hda = ebus_to_skl(ebus);
struct skl *skl = ebus_to_skl(ebus);
int status;
dev_dbg(bus->dev, "in %s\n", __func__);
@ -191,12 +196,12 @@ static int skl_runtime_resume(struct device *dev)
/* Read STATESTS before controller reset */
status = snd_hdac_chip_readw(bus, STATESTS);
skl_init_pci(hda);
skl_init_pci(skl);
snd_hdac_bus_init_chip(bus, true);
/* disable controller Wake Up event */
snd_hdac_chip_updatew(bus, WAKEEN, STATESTS_INT_MASK, 0);
return 0;
return skl_resume_dsp(skl);
}
#endif /* CONFIG_PM */
@ -457,17 +462,19 @@ static int skl_probe(struct pci_dev *pci,
/* check if dsp is there */
if (ebus->ppcap) {
/* TODO register with dsp IPC */
dev_dbg(bus->dev, "Register dsp\n");
err = skl_init_dsp(skl);
if (err < 0) {
dev_dbg(bus->dev, "error failed to register dsp\n");
goto out_free;
}
}
if (ebus->mlcap)
snd_hdac_ext_bus_get_ml_capabilities(ebus);
/* create device for soc dmic */
err = skl_dmic_device_register(skl);
if (err < 0)
goto out_free;
goto out_dsp_free;
/* register platform dai and controls */
err = skl_platform_register(bus->dev);
@ -491,6 +498,8 @@ out_unregister:
skl_platform_unregister(bus->dev);
out_dmic_free:
skl_dmic_device_unregister(skl);
out_dsp_free:
skl_free_dsp(skl);
out_free:
skl->init_failed = 1;
skl_free(ebus);
@ -507,6 +516,7 @@ static void skl_remove(struct pci_dev *pci)
pm_runtime_get_noresume(&pci->dev);
pci_dev_put(pci);
skl_platform_unregister(&pci->dev);
skl_free_dsp(skl);
skl_dmic_device_unregister(skl);
skl_free(ebus);
dev_set_drvdata(&pci->dev, NULL);