diff options
Diffstat (limited to 'target/linux/bcm53xx/patches-4.4/081-0002-USB-bcma-separate-code-initializing-USB-2.0-core.patch')
-rw-r--r-- | target/linux/bcm53xx/patches-4.4/081-0002-USB-bcma-separate-code-initializing-USB-2.0-core.patch | 116 |
1 files changed, 0 insertions, 116 deletions
diff --git a/target/linux/bcm53xx/patches-4.4/081-0002-USB-bcma-separate-code-initializing-USB-2.0-core.patch b/target/linux/bcm53xx/patches-4.4/081-0002-USB-bcma-separate-code-initializing-USB-2.0-core.patch deleted file mode 100644 index 36ce273e3d..0000000000 --- a/target/linux/bcm53xx/patches-4.4/081-0002-USB-bcma-separate-code-initializing-USB-2.0-core.patch +++ /dev/null @@ -1,116 +0,0 @@ -From adbff3a4f93d8501e8ae11906268e21b086d57ed Mon Sep 17 00:00:00 2001 -From: =?UTF-8?q?Rafa=C5=82=20Mi=C5=82ecki?= <zajec5@gmail.com> -Date: Sat, 5 Dec 2015 13:15:07 +0100 -Subject: [PATCH] USB: bcma: separate code initializing USB 2.0 core -MIME-Version: 1.0 -Content-Type: text/plain; charset=UTF-8 -Content-Transfer-Encoding: 8bit - -This splits one big probing function into two smaller ones. The main one -is now responsible for the generic stuff: allocating memory & enabling -power using GPIO. The new one contains code that is specific to the USB -2.0 bcma core. -This will allow adding support for the USB 3.0 bcma core (handling XHCI) -in the future. - -Signed-off-by: Rafał Miłecki <zajec5@gmail.com> -Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org> ---- - drivers/usb/host/bcma-hcd.c | 59 ++++++++++++++++++++++++++++++--------------- - 1 file changed, 39 insertions(+), 20 deletions(-) - ---- a/drivers/usb/host/bcma-hcd.c -+++ b/drivers/usb/host/bcma-hcd.c -@@ -35,6 +35,7 @@ MODULE_DESCRIPTION("Common USB driver fo - MODULE_LICENSE("GPL"); - - struct bcma_hcd_device { -+ struct bcma_device *core; - struct platform_device *ehci_dev; - struct platform_device *ohci_dev; - struct gpio_desc *gpio_desc; -@@ -288,31 +289,16 @@ err_alloc: - return ERR_PTR(ret); - } - --static int bcma_hcd_probe(struct bcma_device *dev) -+static int bcma_hcd_usb20_init(struct bcma_hcd_device *usb_dev) - { -- int err; -+ struct bcma_device *dev = usb_dev->core; -+ struct bcma_chipinfo *chipinfo = &dev->bus->chipinfo; - u32 ohci_addr; -- struct bcma_hcd_device *usb_dev; -- struct bcma_chipinfo *chipinfo; -- -- chipinfo = &dev->bus->chipinfo; -- -- /* TODO: Probably need checks here; is the core connected? */ -+ int err; - - if (dma_set_mask_and_coherent(dev->dma_dev, DMA_BIT_MASK(32))) - return -EOPNOTSUPP; - -- usb_dev = devm_kzalloc(&dev->dev, sizeof(struct bcma_hcd_device), -- GFP_KERNEL); -- if (!usb_dev) -- return -ENOMEM; -- -- if (dev->dev.of_node) -- usb_dev->gpio_desc = devm_get_gpiod_from_child(&dev->dev, "vcc", -- &dev->dev.of_node->fwnode); -- if (!IS_ERR_OR_NULL(usb_dev->gpio_desc)) -- gpiod_direction_output(usb_dev->gpio_desc, 1); -- - switch (dev->id.id) { - case BCMA_CORE_NS_USB20: - bcma_hcd_init_chip_arm(dev); -@@ -345,7 +331,6 @@ static int bcma_hcd_probe(struct bcma_de - goto err_unregister_ohci_dev; - } - -- bcma_set_drvdata(dev, usb_dev); - return 0; - - err_unregister_ohci_dev: -@@ -353,6 +338,40 @@ err_unregister_ohci_dev: - return err; - } - -+static int bcma_hcd_probe(struct bcma_device *core) -+{ -+ int err; -+ struct bcma_hcd_device *usb_dev; -+ -+ /* TODO: Probably need checks here; is the core connected? */ -+ -+ usb_dev = devm_kzalloc(&core->dev, sizeof(struct bcma_hcd_device), -+ GFP_KERNEL); -+ if (!usb_dev) -+ return -ENOMEM; -+ usb_dev->core = core; -+ -+ if (core->dev.of_node) -+ usb_dev->gpio_desc = devm_get_gpiod_from_child(&core->dev, "vcc", -+ &core->dev.of_node->fwnode); -+ if (!IS_ERR_OR_NULL(usb_dev->gpio_desc)) -+ gpiod_direction_output(usb_dev->gpio_desc, 1); -+ -+ switch (core->id.id) { -+ case BCMA_CORE_USB20_HOST: -+ case BCMA_CORE_NS_USB20: -+ err = bcma_hcd_usb20_init(usb_dev); -+ if (err) -+ return err; -+ break; -+ default: -+ return -ENODEV; -+ } -+ -+ bcma_set_drvdata(core, usb_dev); -+ return 0; -+} -+ - static void bcma_hcd_remove(struct bcma_device *dev) - { - struct bcma_hcd_device *usb_dev = bcma_get_drvdata(dev); |