1 files changed, 53 insertions, 7 deletions

diff --git a/drivers/net/wwan/t7xx/t7xx_pci.c b/drivers/net/wwan/t7xx/t7xx_pci.c
index e556e5bd49ab..8381b0dc7acb 100644
--- a/drivers/net/wwan/t7xx/t7xx_pci.c
+++ b/drivers/net/wwan/t7xx/t7xx_pci.c
@@ -41,6 +41,7 @@
 #include "t7xx_pcie_mac.h"
 #include "t7xx_reg.h"
 #include "t7xx_state_monitor.h"
+#include "t7xx_port_proxy.h"
 
 #define T7XX_PCI_IREG_BASE		0
 #define T7XX_PCI_EREG_BASE		2
@@ -48,7 +49,7 @@
 #define T7XX_INIT_TIMEOUT		20
 #define PM_SLEEP_DIS_TIMEOUT_MS		20
 #define PM_ACK_TIMEOUT_MS		1500
-#define PM_AUTOSUSPEND_MS		20000
+#define PM_AUTOSUSPEND_MS		5000
 #define PM_RESOURCE_POLL_TIMEOUT_US	10000
 #define PM_RESOURCE_POLL_STEP_US	100
 
@@ -120,13 +121,58 @@ static ssize_t t7xx_mode_show(struct device *dev,
 
 static DEVICE_ATTR_RW(t7xx_mode);
 
-static struct attribute *t7xx_mode_attr[] = {
+static ssize_t t7xx_debug_ports_store(struct device *dev,
+				      struct device_attribute *attr,
+				      const char *buf, size_t count)
+{
+	struct t7xx_pci_dev *t7xx_dev;
+	struct pci_dev *pdev;
+	bool show;
+	int ret;
+
+	pdev = to_pci_dev(dev);
+	t7xx_dev = pci_get_drvdata(pdev);
+	if (!t7xx_dev)
+		return -ENODEV;
+
+	ret = kstrtobool(buf, &show);
+	if (ret < 0)
+		return ret;
+
+	t7xx_proxy_debug_ports_show(t7xx_dev, show);
+	WRITE_ONCE(t7xx_dev->debug_ports_show, show);
+
+	return count;
+};
+
+static ssize_t t7xx_debug_ports_show(struct device *dev,
+				     struct device_attribute *attr,
+				     char *buf)
+{
+	struct t7xx_pci_dev *t7xx_dev;
+	struct pci_dev *pdev;
+	bool show;
+
+	pdev = to_pci_dev(dev);
+	t7xx_dev = pci_get_drvdata(pdev);
+	if (!t7xx_dev)
+		return -ENODEV;
+
+	show = READ_ONCE(t7xx_dev->debug_ports_show);
+
+	return sysfs_emit(buf, "%d\n", show);
+}
+
+static DEVICE_ATTR_RW(t7xx_debug_ports);
+
+static struct attribute *t7xx_attr[] = {
 	&dev_attr_t7xx_mode.attr,
+	&dev_attr_t7xx_debug_ports.attr,
 	NULL
 };
 
-static const struct attribute_group t7xx_mode_attribute_group = {
-	.attrs = t7xx_mode_attr,
+static const struct attribute_group t7xx_attribute_group = {
+	.attrs = t7xx_attr,
 };
 
 void t7xx_mode_update(struct t7xx_pci_dev *t7xx_dev, enum t7xx_mode mode)
@@ -839,7 +885,7 @@ static int t7xx_pci_probe(struct pci_dev *pdev, const struct pci_device_id *id)
 	t7xx_pcie_mac_interrupts_dis(t7xx_dev);
 
 	ret = sysfs_create_group(&t7xx_dev->pdev->dev.kobj,
-				 &t7xx_mode_attribute_group);
+				 &t7xx_attribute_group);
 	if (ret)
 		goto err_md_exit;
 
@@ -855,7 +901,7 @@ static int t7xx_pci_probe(struct pci_dev *pdev, const struct pci_device_id *id)
 
 err_remove_group:
 	sysfs_remove_group(&t7xx_dev->pdev->dev.kobj,
-			   &t7xx_mode_attribute_group);
+			   &t7xx_attribute_group);
 
 err_md_exit:
 	t7xx_md_exit(t7xx_dev);
@@ -870,7 +916,7 @@ static void t7xx_pci_remove(struct pci_dev *pdev)
 	t7xx_dev = pci_get_drvdata(pdev);
 
 	sysfs_remove_group(&t7xx_dev->pdev->dev.kobj,
-			   &t7xx_mode_attribute_group);
+			   &t7xx_attribute_group);
 	t7xx_md_exit(t7xx_dev);
 
 	for (i = 0; i < EXT_INT_NUM; i++) {