diff options
Diffstat (limited to 'drivers/soundwire/intel_init.c')
| -rw-r--r-- | drivers/soundwire/intel_init.c | 38 |
1 files changed, 26 insertions, 12 deletions
diff --git a/drivers/soundwire/intel_init.c b/drivers/soundwire/intel_init.c index 534c8795e7e8..4ffdabaf9693 100644 --- a/drivers/soundwire/intel_init.c +++ b/drivers/soundwire/intel_init.c @@ -16,6 +16,7 @@ #include <linux/pm_runtime.h> #include <linux/soundwire/sdw_intel.h> #include "cadence_master.h" +#include "bus.h" #include "intel.h" #include "intel_auxdevice.h" @@ -76,6 +77,7 @@ static struct sdw_intel_link_dev *intel_link_dev_register(struct sdw_intel_res * link->shim = res->mmio_base + SDW_SHIM2_GENERIC_BASE(link_id); link->shim_vs = res->mmio_base + SDW_SHIM2_VS_BASE(link_id); link->shim_lock = res->eml_lock; + link->mic_privacy = res->mic_privacy; } link->ops = res->ops; @@ -148,7 +150,7 @@ irqreturn_t sdw_intel_thread(int irq, void *dev_id) return IRQ_HANDLED; } -EXPORT_SYMBOL_NS(sdw_intel_thread, SOUNDWIRE_INTEL_INIT); +EXPORT_SYMBOL_NS(sdw_intel_thread, "SOUNDWIRE_INTEL_INIT"); static struct sdw_intel_ctx *sdw_intel_probe_controller(struct sdw_intel_res *res) @@ -251,17 +253,16 @@ static struct sdw_intel_ctx num_slaves++; } - ctx->ids = kcalloc(num_slaves, sizeof(*ctx->ids), GFP_KERNEL); - if (!ctx->ids) + ctx->peripherals = kmalloc(struct_size(ctx->peripherals, array, num_slaves), + GFP_KERNEL); + if (!ctx->peripherals) goto err; - - ctx->num_slaves = num_slaves; + ctx->peripherals->num_peripherals = num_slaves; i = 0; list_for_each_entry(link, &ctx->link_list, list) { bus = &link->cdns->bus; list_for_each_entry(slave, &bus->slaves, node) { - ctx->ids[i].id = slave->id; - ctx->ids[i].link_id = bus->link_id; + ctx->peripherals->array[i] = slave; i++; } } @@ -334,7 +335,7 @@ struct sdw_intel_ctx { return sdw_intel_probe_controller(res); } -EXPORT_SYMBOL_NS(sdw_intel_probe, SOUNDWIRE_INTEL_INIT); +EXPORT_SYMBOL_NS(sdw_intel_probe, "SOUNDWIRE_INTEL_INIT"); /** * sdw_intel_startup() - SoundWire Intel startup @@ -347,7 +348,7 @@ int sdw_intel_startup(struct sdw_intel_ctx *ctx) { return sdw_intel_startup_controller(ctx); } -EXPORT_SYMBOL_NS(sdw_intel_startup, SOUNDWIRE_INTEL_INIT); +EXPORT_SYMBOL_NS(sdw_intel_startup, "SOUNDWIRE_INTEL_INIT"); /** * sdw_intel_exit() - SoundWire Intel exit * @ctx: SoundWire context allocated in the probe @@ -356,12 +357,25 @@ EXPORT_SYMBOL_NS(sdw_intel_startup, SOUNDWIRE_INTEL_INIT); */ void sdw_intel_exit(struct sdw_intel_ctx *ctx) { + struct sdw_intel_link_res *link; + + /* we first resume links and devices and wait synchronously before the cleanup */ + list_for_each_entry(link, &ctx->link_list, list) { + struct sdw_bus *bus = &link->cdns->bus; + int ret; + + ret = device_for_each_child(bus->dev, NULL, intel_resume_child_device); + if (ret < 0) + dev_err(bus->dev, "%s: intel_resume_child_device failed: %d\n", + __func__, ret); + } + sdw_intel_cleanup(ctx); - kfree(ctx->ids); + kfree(ctx->peripherals); kfree(ctx->ldev); kfree(ctx); } -EXPORT_SYMBOL_NS(sdw_intel_exit, SOUNDWIRE_INTEL_INIT); +EXPORT_SYMBOL_NS(sdw_intel_exit, "SOUNDWIRE_INTEL_INIT"); void sdw_intel_process_wakeen_event(struct sdw_intel_ctx *ctx) { @@ -384,7 +398,7 @@ void sdw_intel_process_wakeen_event(struct sdw_intel_ctx *ctx) intel_link_process_wakeen_event(&ldev->auxdev); } } -EXPORT_SYMBOL_NS(sdw_intel_process_wakeen_event, SOUNDWIRE_INTEL_INIT); +EXPORT_SYMBOL_NS(sdw_intel_process_wakeen_event, "SOUNDWIRE_INTEL_INIT"); MODULE_LICENSE("Dual BSD/GPL"); MODULE_DESCRIPTION("Intel Soundwire Init Library"); |