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Diffstat (limited to 'sound/soc/intel/skylake/skl.c')
-rw-r--r--sound/soc/intel/skylake/skl.c114
1 files changed, 108 insertions, 6 deletions
diff --git a/sound/soc/intel/skylake/skl.c b/sound/soc/intel/skylake/skl.c
index 468e3a226..92213d6d6 100644
--- a/sound/soc/intel/skylake/skl.c
+++ b/sound/soc/intel/skylake/skl.c
@@ -28,6 +28,9 @@
#include <linux/firmware.h>
#include <sound/pcm.h>
#include "../common/sst-acpi.h"
+#include <sound/hda_register.h>
+#include <sound/hdaudio.h>
+#include <sound/hda_i915.h>
#include "skl.h"
#include "skl-sst-dsp.h"
#include "skl-sst-ipc.h"
@@ -219,6 +222,7 @@ static int skl_suspend(struct device *dev)
struct hdac_ext_bus *ebus = pci_get_drvdata(pci);
struct skl *skl = ebus_to_skl(ebus);
struct hdac_bus *bus = ebus_to_hbus(ebus);
+ int ret = 0;
/*
* Do not suspend if streams which are marked ignore suspend are
@@ -229,10 +233,20 @@ static int skl_suspend(struct device *dev)
enable_irq_wake(bus->irq);
pci_save_state(pci);
pci_disable_device(pci);
- return 0;
} else {
- return _skl_suspend(ebus);
+ ret = _skl_suspend(ebus);
+ if (ret < 0)
+ return ret;
}
+
+ if (IS_ENABLED(CONFIG_SND_SOC_HDAC_HDMI)) {
+ ret = snd_hdac_display_power(bus, false);
+ if (ret < 0)
+ dev_err(bus->dev,
+ "Cannot turn OFF display power on i915\n");
+ }
+
+ return ret;
}
static int skl_resume(struct device *dev)
@@ -243,6 +257,16 @@ static int skl_resume(struct device *dev)
struct hdac_bus *bus = ebus_to_hbus(ebus);
int ret;
+ /* Turned OFF in HDMI codec driver after codec reconfiguration */
+ if (IS_ENABLED(CONFIG_SND_SOC_HDAC_HDMI)) {
+ ret = snd_hdac_display_power(bus, true);
+ if (ret < 0) {
+ dev_err(bus->dev,
+ "Cannot turn on display power on i915\n");
+ return ret;
+ }
+ }
+
/*
* resume only when we are not in suspend active, otherwise need to
* restore the device
@@ -303,17 +327,20 @@ static int skl_free(struct hdac_ext_bus *ebus)
if (bus->irq >= 0)
free_irq(bus->irq, (void *)bus);
- if (bus->remap_addr)
- iounmap(bus->remap_addr);
-
snd_hdac_bus_free_stream_pages(bus);
snd_hdac_stream_free_all(ebus);
snd_hdac_link_free_all(ebus);
+
+ if (bus->remap_addr)
+ iounmap(bus->remap_addr);
+
pci_release_regions(skl->pci);
pci_disable_device(skl->pci);
snd_hdac_ext_bus_exit(ebus);
+ if (IS_ENABLED(CONFIG_SND_SOC_HDAC_HDMI))
+ snd_hdac_i915_exit(&ebus->bus);
return 0;
}
@@ -481,6 +508,27 @@ static int skl_create(struct pci_dev *pci,
return 0;
}
+static int skl_i915_init(struct hdac_bus *bus)
+{
+ int err;
+
+ /*
+ * The HDMI codec is in GPU so we need to ensure that it is powered
+ * up and ready for probe
+ */
+ err = snd_hdac_i915_init(bus);
+ if (err < 0)
+ return err;
+
+ err = snd_hdac_display_power(bus, true);
+ if (err < 0) {
+ dev_err(bus->dev, "Cannot turn on display power on i915\n");
+ return err;
+ }
+
+ return err;
+}
+
static int skl_first_init(struct hdac_ext_bus *ebus)
{
struct skl *skl = ebus_to_skl(ebus);
@@ -543,6 +591,12 @@ static int skl_first_init(struct hdac_ext_bus *ebus)
/* initialize chip */
skl_init_pci(skl);
+ if (IS_ENABLED(CONFIG_SND_SOC_HDAC_HDMI)) {
+ err = skl_i915_init(bus);
+ if (err < 0)
+ return err;
+ }
+
skl_init_chip(bus, true);
/* codec detection */
@@ -573,11 +627,15 @@ static int skl_probe(struct pci_dev *pci,
if (err < 0)
goto out_free;
+ skl->pci_id = pci->device;
+
skl->nhlt = skl_nhlt_init(bus->dev);
if (skl->nhlt == NULL)
goto out_free;
+ skl_nhlt_update_topology_bin(skl);
+
pci_set_drvdata(skl->pci, ebus);
/* check if dsp is there */
@@ -613,6 +671,14 @@ static int skl_probe(struct pci_dev *pci,
if (err < 0)
goto out_unregister;
+ if (IS_ENABLED(CONFIG_SND_SOC_HDAC_HDMI)) {
+ err = snd_hdac_display_power(bus, false);
+ if (err < 0) {
+ dev_err(bus->dev, "Cannot turn off display power on i915\n");
+ return err;
+ }
+ }
+
/*configure PM */
pm_runtime_put_noidle(bus->dev);
pm_runtime_allow(bus->dev);
@@ -634,6 +700,31 @@ out_free:
return err;
}
+static void skl_shutdown(struct pci_dev *pci)
+{
+ struct hdac_ext_bus *ebus = pci_get_drvdata(pci);
+ struct hdac_bus *bus = ebus_to_hbus(ebus);
+ struct hdac_stream *s;
+ struct hdac_ext_stream *stream;
+ struct skl *skl;
+
+ if (ebus == NULL)
+ return;
+
+ skl = ebus_to_skl(ebus);
+
+ if (skl->init_failed)
+ return;
+
+ snd_hdac_ext_stop_streams(ebus);
+ list_for_each_entry(s, &bus->stream_list, list) {
+ stream = stream_to_hdac_ext_stream(s);
+ snd_hdac_ext_stream_decouple(ebus, stream, false);
+ }
+
+ snd_hdac_bus_stop_chip(bus);
+}
+
static void skl_remove(struct pci_dev *pci)
{
struct hdac_ext_bus *ebus = pci_get_drvdata(pci);
@@ -644,7 +735,10 @@ static void skl_remove(struct pci_dev *pci)
if (pci_dev_run_wake(pci))
pm_runtime_get_noresume(&pci->dev);
- pci_dev_put(pci);
+
+ /* codec removal, invoke bus_device_remove */
+ snd_hdac_ext_bus_device_remove(ebus);
+
skl_platform_unregister(&pci->dev);
skl_free_dsp(skl);
skl_machine_device_unregister(skl);
@@ -662,11 +756,18 @@ static struct sst_acpi_mach sst_skl_devdata[] = {
{}
};
+static struct sst_acpi_mach sst_bxtp_devdata[] = {
+ { "INT343A", "bxt_alc298s_i2s", "/*(DEBLOBBED)*/", NULL, NULL, NULL },
+};
+
/* PCI IDs */
static const struct pci_device_id skl_ids[] = {
/* Sunrise Point-LP */
{ PCI_DEVICE(0x8086, 0x9d70),
.driver_data = (unsigned long)&sst_skl_devdata},
+ /* BXT-P */
+ { PCI_DEVICE(0x8086, 0x5a98),
+ .driver_data = (unsigned long)&sst_bxtp_devdata},
{ 0, }
};
MODULE_DEVICE_TABLE(pci, skl_ids);
@@ -677,6 +778,7 @@ static struct pci_driver skl_driver = {
.id_table = skl_ids,
.probe = skl_probe,
.remove = skl_remove,
+ .shutdown = skl_shutdown,
.driver = {
.pm = &skl_pm,
},