usb: replace ehci_*_remove() with usb_deregister()

The remove callbacks of EHCI drivers are often just a wrapper of
ehci_deregister.

Signed-off-by: Masahiro Yamada <yamada.masahiro@socionext.com>
Acked-by: Stephen Warren <swarren@nvidia.com>

diff --git a/drivers/usb/host/ehci-atmel.c b/drivers/usb/host/ehci-atmel.c
index d65bbe9..2b138c5 100644 (file)
--- a/drivers/usb/host/ehci-atmel.c
+++ b/drivers/usb/host/ehci-atmel.c
@@ -128,17 +128,6 @@ static int ehci_atmel_probe(struct udevice *dev)
        return ehci_register(dev, hccr, hcor, NULL, 0, USB_INIT_HOST);
 }
 
-static int ehci_atmel_remove(struct udevice *dev)
-{
-       int ret;
-
-       ret = ehci_deregister(dev);
-       if (ret)
-               return ret;
-
-       return 0;
-}
-
 static const struct udevice_id ehci_usb_ids[] = {
        { .compatible = "atmel,at91sam9g45-ehci", },
        { }
@@ -149,7 +138,7 @@ U_BOOT_DRIVER(ehci_atmel) = {
        .id             = UCLASS_USB,
        .of_match       = ehci_usb_ids,
        .probe          = ehci_atmel_probe,
-       .remove         = ehci_atmel_remove,
+       .remove         = ehci_deregister,
        .ops            = &ehci_usb_ops,
        .platdata_auto_alloc_size = sizeof(struct usb_platdata),
        .priv_auto_alloc_size = sizeof(struct ehci_atmel_priv),

diff --git a/drivers/usb/host/ehci-fsl.c b/drivers/usb/host/ehci-fsl.c
index f5e3ae7..9c32921 100644 (file)
--- a/drivers/usb/host/ehci-fsl.c
+++ b/drivers/usb/host/ehci-fsl.c
@@ -118,17 +118,6 @@ static int ehci_fsl_probe(struct udevice *dev)
        return ehci_register(dev, hccr, hcor, &fsl_ehci_ops, 0, USB_INIT_HOST);
 }
 
-static int ehci_fsl_remove(struct udevice *dev)
-{
-       int ret;
-
-       ret = ehci_deregister(dev);
-       if (ret)
-               return ret;
-
-       return 0;
-}
-
 static const struct udevice_id ehci_usb_ids[] = {
        { .compatible = "fsl-usb2-mph", },
        { .compatible = "fsl-usb2-dr", },
@@ -141,7 +130,7 @@ U_BOOT_DRIVER(ehci_fsl) = {
        .of_match = ehci_usb_ids,
        .ofdata_to_platdata = ehci_fsl_ofdata_to_platdata,
        .probe = ehci_fsl_probe,
-       .remove = ehci_fsl_remove,
+       .remove = ehci_deregister,
        .ops    = &ehci_usb_ops,
        .platdata_auto_alloc_size = sizeof(struct usb_platdata),
        .priv_auto_alloc_size = sizeof(struct ehci_fsl_priv),

diff --git a/drivers/usb/host/ehci-generic.c b/drivers/usb/host/ehci-generic.c
index e0377ca..6291ed2 100644 (file)
--- a/drivers/usb/host/ehci-generic.c
+++ b/drivers/usb/host/ehci-generic.c
@@ -44,11 +44,6 @@ static int ehci_usb_probe(struct udevice *dev)
        return ehci_register(dev, hccr, hcor, NULL, 0, USB_INIT_HOST);
 }
 
-static int ehci_usb_remove(struct udevice *dev)
-{
-       return ehci_deregister(dev);
-}
-
 static const struct udevice_id ehci_usb_ids[] = {
        { .compatible = "generic-ehci" },
        { }
@@ -59,7 +54,7 @@ U_BOOT_DRIVER(ehci_generic) = {
        .id     = UCLASS_USB,
        .of_match = ehci_usb_ids,
        .probe = ehci_usb_probe,
-       .remove = ehci_usb_remove,
+       .remove = ehci_deregister,
        .ops    = &ehci_usb_ops,
        .priv_auto_alloc_size = sizeof(struct generic_ehci),
        .flags  = DM_FLAG_ALLOC_PRIV_DMA,

diff --git a/drivers/usb/host/ehci-marvell.c b/drivers/usb/host/ehci-marvell.c
index 5b0f46a..253fcb3 100644 (file)
--- a/drivers/usb/host/ehci-marvell.c
+++ b/drivers/usb/host/ehci-marvell.c
@@ -94,17 +94,6 @@ static int ehci_mvebu_probe(struct udevice *dev)
        return ehci_register(dev, hccr, hcor, NULL, 0, USB_INIT_HOST);
 }
 
-static int ehci_mvebu_remove(struct udevice *dev)
-{
-       int ret;
-
-       ret = ehci_deregister(dev);
-       if (ret)
-               return ret;
-
-       return 0;
-}
-
 static const struct udevice_id ehci_usb_ids[] = {
        { .compatible = "marvell,orion-ehci", },
        { }
@@ -115,7 +104,7 @@ U_BOOT_DRIVER(ehci_mvebu) = {
        .id     = UCLASS_USB,
        .of_match = ehci_usb_ids,
        .probe = ehci_mvebu_probe,
-       .remove = ehci_mvebu_remove,
+       .remove = ehci_deregister,
        .ops    = &ehci_usb_ops,
        .platdata_auto_alloc_size = sizeof(struct usb_platdata),
        .priv_auto_alloc_size = sizeof(struct ehci_mvebu_priv),

diff --git a/drivers/usb/host/ehci-mx6.c b/drivers/usb/host/ehci-mx6.c
index 602fec5..48889c1 100644 (file)
--- a/drivers/usb/host/ehci-mx6.c
+++ b/drivers/usb/host/ehci-mx6.c
@@ -451,17 +451,6 @@ static int ehci_usb_probe(struct udevice *dev)
        return ehci_register(dev, hccr, hcor, &mx6_ehci_ops, 0, priv->init_type);
 }
 
-static int ehci_usb_remove(struct udevice *dev)
-{
-       int ret;
-
-       ret = ehci_deregister(dev);
-       if (ret)
-               return ret;
-
-       return 0;
-}
-
 static const struct udevice_id mx6_usb_ids[] = {
        { .compatible = "fsl,imx27-usb" },
        { }
@@ -472,7 +461,7 @@ U_BOOT_DRIVER(usb_mx6) = {
        .id     = UCLASS_USB,
        .of_match = mx6_usb_ids,
        .probe  = ehci_usb_probe,
-       .remove = ehci_usb_remove,
+       .remove = ehci_deregister,
        .ops    = &ehci_usb_ops,
        .platdata_auto_alloc_size = sizeof(struct usb_platdata),
        .priv_auto_alloc_size = sizeof(struct ehci_mx6_priv_data),

diff --git a/drivers/usb/host/ehci-pci.c b/drivers/usb/host/ehci-pci.c
index f21a1fa..6fc2479 100644 (file)
--- a/drivers/usb/host/ehci-pci.c
+++ b/drivers/usb/host/ehci-pci.c
@@ -126,17 +126,6 @@ static int ehci_pci_probe(struct udevice *dev)
        return ehci_register(dev, hccr, hcor, NULL, 0, USB_INIT_HOST);
 }
 
-static int ehci_pci_remove(struct udevice *dev)
-{
-       int ret;
-
-       ret = ehci_deregister(dev);
-       if (ret)
-               return ret;
-
-       return 0;
-}
-
 static const struct udevice_id ehci_pci_ids[] = {
        { .compatible = "ehci-pci" },
        { }
@@ -146,7 +135,7 @@ U_BOOT_DRIVER(ehci_pci) = {
        .name   = "ehci_pci",
        .id     = UCLASS_USB,
        .probe = ehci_pci_probe,
-       .remove = ehci_pci_remove,
+       .remove = ehci_deregister,
        .of_match = ehci_pci_ids,
        .ops    = &ehci_usb_ops,
        .platdata_auto_alloc_size = sizeof(struct usb_platdata),

diff --git a/drivers/usb/host/ehci-tegra.c b/drivers/usb/host/ehci-tegra.c
index 31d54ab..d3acaae 100644 (file)
--- a/drivers/usb/host/ehci-tegra.c
+++ b/drivers/usb/host/ehci-tegra.c
@@ -846,17 +846,6 @@ static int ehci_usb_probe(struct udevice *dev)
                             plat->init_type);
 }
 
-static int ehci_usb_remove(struct udevice *dev)
-{
-       int ret;
-
-       ret = ehci_deregister(dev);
-       if (ret)
-               return ret;
-
-       return 0;
-}
-
 static const struct udevice_id ehci_usb_ids[] = {
        { .compatible = "nvidia,tegra20-ehci", .data = USB_CTLR_T20 },
        { .compatible = "nvidia,tegra30-ehci", .data = USB_CTLR_T30 },
@@ -871,7 +860,7 @@ U_BOOT_DRIVER(usb_ehci) = {
        .of_match = ehci_usb_ids,
        .ofdata_to_platdata = ehci_usb_ofdata_to_platdata,
        .probe = ehci_usb_probe,
-       .remove = ehci_usb_remove,
+       .remove = ehci_deregister,
        .ops    = &ehci_usb_ops,
        .platdata_auto_alloc_size = sizeof(struct usb_platdata),
        .priv_auto_alloc_size = sizeof(struct fdt_usb),

diff --git a/drivers/usb/host/ehci-zynq.c b/drivers/usb/host/ehci-zynq.c
index 76642cd..1e3b800 100644 (file)
--- a/drivers/usb/host/ehci-zynq.c
+++ b/drivers/usb/host/ehci-zynq.c
@@ -73,17 +73,6 @@ static int ehci_zynq_probe(struct udevice *dev)
        return ehci_register(dev, hccr, hcor, NULL, 0, plat->init_type);
 }
 
-static int ehci_zynq_remove(struct udevice *dev)
-{
-       int ret;
-
-       ret = ehci_deregister(dev);
-       if (ret)
-               return ret;
-
-       return 0;
-}
-
 static const struct udevice_id ehci_zynq_ids[] = {
        { .compatible = "xlnx,zynq-usb-2.20a" },
        { }
@@ -95,7 +84,7 @@ U_BOOT_DRIVER(ehci_zynq) = {
        .of_match = ehci_zynq_ids,
        .ofdata_to_platdata = ehci_zynq_ofdata_to_platdata,
        .probe = ehci_zynq_probe,
-       .remove = ehci_zynq_remove,
+       .remove = ehci_deregister,
        .ops    = &ehci_usb_ops,
        .platdata_auto_alloc_size = sizeof(struct usb_platdata),
        .priv_auto_alloc_size = sizeof(struct zynq_ehci_priv),