data-kernel: emac: Fix for rmmod (e1df47a4) · Commits · e / devices / android_kernel_xiaomi_nabu

drivers/emac-dwc-eqos/DWC_ETH_QOS_platform.c

+3 −3

Original line number	Diff line number	Diff line
		@@ -62,7 +62,7 @@ struct emac_emb_smmu_cb_ctx emac_emb_smmu_ctx = {0};
		static struct qmp_pkt pkt;
		static char qmp_buf[MAX_QMP_MSG_SIZE + 1] = {0};
		extern int create_pps_interrupt_info_device_node(dev_t *pps_dev_t,
		struct cdev* pps_cdev, struct class* pps_class,
		struct cdev pps_cdev, struct class pps_class,
		char *pps_dev_node_name);
		extern int remove_pps_interrupt_info_device_node(struct DWC_ETH_QOS_prv_data *pdata);

		@@ -1580,10 +1580,10 @@ static int DWC_ETH_QOS_configure_netdevice(struct platform_device *pdev)

		if (pdata->emac_hw_version_type == EMAC_HW_v2_3_1) {
		create_pps_interrupt_info_device_node(&pdata->avb_class_a_dev_t,
		pdata->avb_class_a_cdev, pdata->avb_class_a_class, AVB_CLASS_A_POLL_DEV_NODE_NAME);
		&pdata->avb_class_a_cdev, &pdata->avb_class_a_class, AVB_CLASS_A_POLL_DEV_NODE_NAME);

		create_pps_interrupt_info_device_node(&pdata->avb_class_b_dev_t,
		pdata->avb_class_b_cdev ,pdata->avb_class_b_class, AVB_CLASS_B_POLL_DEV_NODE_NAME);
		&pdata->avb_class_b_cdev ,&pdata->avb_class_b_class, AVB_CLASS_B_POLL_DEV_NODE_NAME);
		}

		DWC_ETH_QOS_create_debugfs(pdata);

drivers/emac-dwc-eqos/DWC_ETH_QOS_poll_support.c

+17 −13

Original line number	Diff line number	Diff line
		@@ -151,8 +151,8 @@ int pps_release(struct inode inode, struct file file)
		.poll = pps_fops_poll,
		};

		int create_pps_interrupt_info_device_node(dev_t pps_dev_t, struct cdev pps_cdev,
		struct class* pps_class, char *pps_dev_node_name)
		int create_pps_interrupt_info_device_node(dev_t pps_dev_t, struct cdev* pps_cdev,
		struct class** pps_class, char *pps_dev_node_name)
		{
		int ret;
		EMACDBG("create_pps_interrupt_info_device_node enter \n");
		@@ -164,28 +164,28 @@ int create_pps_interrupt_info_device_node(dev_t pps_dev_t, struct cdev pps_cde
		goto alloc_chrdev1_region_fail;
		}

		pps_cdev = cdev_alloc();
		if(!pps_cdev) {
		*pps_cdev = cdev_alloc();
		if(!*pps_cdev) {
		ret = -ENOMEM;
		EMACERR("failed to alloc cdev\n");
		goto fail_alloc_cdev;
		}
		cdev_init(pps_cdev, &pps_fops);
		cdev_init(*pps_cdev, &pps_fops);

		ret = cdev_add(pps_cdev, *pps_dev_t, 1);
		ret = cdev_add(pps_cdev, pps_dev_t, 1);
		if (ret < 0) {
		EMACERR(":cdev_add err=%d\n", -ret);
		goto cdev1_add_fail;
		}

		pps_class = class_create(THIS_MODULE, pps_dev_node_name);
		if(!pps_class) {
		*pps_class = class_create(THIS_MODULE, pps_dev_node_name);
		if(!*pps_class) {
		ret = -ENODEV;
		EMACERR("failed to create class\n");
		goto fail_create_class;
		}

		if (!device_create(pps_class, NULL,
		if (!device_create(*pps_class, NULL,
		*pps_dev_t, NULL, pps_dev_node_name)) {
		ret = -EINVAL;
		EMACERR("failed to create device_create\n");
		@@ -197,9 +197,9 @@ int create_pps_interrupt_info_device_node(dev_t pps_dev_t, struct cdev pps_cde
		return 0;

		fail_create_device:
		class_destroy(pps_class);
		class_destroy(*pps_class);
		fail_create_class:
		cdev_del(pps_cdev);
		cdev_del(*pps_cdev);
		cdev1_add_fail:
		fail_alloc_cdev:
		unregister_chrdev_region(*pps_dev_t, 1);
		@@ -210,15 +210,19 @@ int create_pps_interrupt_info_device_node(dev_t pps_dev_t, struct cdev pps_cde

		int remove_pps_interrupt_info_device_node(struct DWC_ETH_QOS_prv_data *pdata)
		{
		cdev_del(pdata->avb_class_a_cdev);
		device_destroy(pdata->avb_class_a_class, pdata->avb_class_a_dev_t);
		class_destroy(pdata->avb_class_a_class);
		cdev_del(pdata->avb_class_a_cdev);
		unregister_chrdev_region(pdata->avb_class_a_dev_t, 1);
		pdata->avb_class_a_cdev = NULL;
		pdata->avb_class_a_class = NULL;

		cdev_del(pdata->avb_class_b_cdev);
		device_destroy(pdata->avb_class_b_class, pdata->avb_class_b_dev_t);
		class_destroy(pdata->avb_class_b_class);
		cdev_del(pdata->avb_class_b_cdev);
		unregister_chrdev_region(pdata->avb_class_b_dev_t, 1);
		pdata->avb_class_b_cdev = NULL;
		pdata->avb_class_b_class = NULL;
		return 0;
		}