From 2a29b200c6f17827ee712e719ad29366f79205ee Mon Sep 17 00:00:00 2001 From: Jeeja KP Date: Wed, 7 Oct 2015 11:31:58 +0100 Subject: [PATCH] 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 Signed-off-by: Subhransu S. Prusty Signed-off-by: Vinod Koul Signed-off-by: Mark Brown --- sound/soc/intel/skylake/skl.c | 24 +++++++++++++++++------- 1 file changed, 17 insertions(+), 7 deletions(-) diff --git a/sound/soc/intel/skylake/skl.c b/sound/soc/intel/skylake/skl.c index 348d094e81d6..2f1890e703c6 100644 --- a/sound/soc/intel/skylake/skl.c +++ b/sound/soc/intel/skylake/skl.c @@ -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); -- 2.30.2