#include <linux/pm_runtime.h>
#include <linux/regmap.h>
#include <linux/slab.h>
+#include <linux/pm_wakeirq.h>
#include <linux/slimbus.h>
#include <linux/soundwire/sdw.h>
#include <linux/soundwire/sdw_registers.h>
u8 rd_cmd_id;
int irq;
unsigned int version;
+ int wake_irq;
int num_din_ports;
int num_dout_ports;
int cols_index;
return 0;
}
+static irqreturn_t qcom_swrm_wake_irq_handler(int irq, void *dev_id)
+{
+ struct qcom_swrm_ctrl *swrm = dev_id;
+ int ret;
+
+ ret = pm_runtime_get_sync(swrm->dev);
+ if (ret < 0 && ret != -EACCES) {
+ dev_err_ratelimited(swrm->dev,
+ "pm_runtime_get_sync failed in %s, ret %d\n",
+ __func__, ret);
+ pm_runtime_put_noidle(swrm->dev);
+ }
+
+ if (swrm->wake_irq > 0) {
+ if (!irqd_irq_disabled(irq_get_irq_data(swrm->wake_irq)))
+ disable_irq_nosync(swrm->wake_irq);
+ }
+
+ pm_runtime_mark_last_busy(swrm->dev);
+ pm_runtime_put_autosuspend(swrm->dev);
+
+ return IRQ_HANDLED;
+}
+
static irqreturn_t qcom_swrm_irq_handler(int irq, void *dev_id)
{
struct qcom_swrm_ctrl *swrm = dev_id;
goto err_clk;
}
+ ctrl->wake_irq = of_irq_get(dev->of_node, 1);
+ if (ctrl->wake_irq > 0) {
+ ret = devm_request_threaded_irq(dev, ctrl->wake_irq, NULL,
+ qcom_swrm_wake_irq_handler,
+ IRQF_TRIGGER_HIGH | IRQF_ONESHOT,
+ "swr_wake_irq", ctrl);
+ if (ret) {
+ dev_err(dev, "Failed to request soundwire wake irq\n");
+ goto err_init;
+ }
+ }
+
ret = sdw_bus_master_add(&ctrl->bus, dev, dev->fwnode);
if (ret) {
dev_err(dev, "Failed to register Soundwire controller (%d)\n",
struct qcom_swrm_ctrl *ctrl = dev_get_drvdata(dev);
int ret;
+ if (ctrl->wake_irq > 0) {
+ if (!irqd_irq_disabled(irq_get_irq_data(ctrl->wake_irq)))
+ disable_irq_nosync(ctrl->wake_irq);
+ }
+
clk_prepare_enable(ctrl->hclk);
if (ctrl->clock_stop_not_supported) {
usleep_range(300, 305);
+ if (ctrl->wake_irq > 0) {
+ if (irqd_irq_disabled(irq_get_irq_data(ctrl->wake_irq)))
+ enable_irq(ctrl->wake_irq);
+ }
+
return 0;
}