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-rw-r--r--drivers/usb/emul/sandbox_hub.c7
-rw-r--r--drivers/usb/gadget/f_thor.c1
-rw-r--r--drivers/usb/host/Kconfig7
-rw-r--r--drivers/usb/host/ehci-generic.c148
-rw-r--r--drivers/usb/host/ehci-hcd.c16
-rw-r--r--drivers/usb/host/ehci.h7
-rw-r--r--drivers/usb/host/ohci-generic.c123
-rw-r--r--drivers/usb/host/usb-uclass.c31
-rw-r--r--drivers/usb/host/xhci-dwc3.c91
-rw-r--r--drivers/usb/host/xhci-mem.c139
-rw-r--r--drivers/usb/host/xhci-pci.c73
-rw-r--r--drivers/usb/host/xhci-ring.c11
-rw-r--r--drivers/usb/host/xhci.c107
-rw-r--r--drivers/usb/host/xhci.h31
14 files changed, 621 insertions, 171 deletions
diff --git a/drivers/usb/emul/sandbox_hub.c b/drivers/usb/emul/sandbox_hub.c
index 9ffda9c..1432858 100644
--- a/drivers/usb/emul/sandbox_hub.c
+++ b/drivers/usb/emul/sandbox_hub.c
@@ -96,7 +96,12 @@ static struct usb_hub_descriptor hub_desc = {
1 << 7),
.bPwrOn2PwrGood = 2,
.bHubContrCurrent = 5,
- .DeviceRemovable = {0, 0xff}, /* all ports removeable */
+ {
+ {
+ /* all ports removeable */
+ .DeviceRemovable = {0, 0xff}
+ }
+ }
#if SANDBOX_NUM_PORTS > 8
#error "This code sets up an incorrect mask"
#endif
diff --git a/drivers/usb/gadget/f_thor.c b/drivers/usb/gadget/f_thor.c
index a60e948..cd4d9e6 100644
--- a/drivers/usb/gadget/f_thor.c
+++ b/drivers/usb/gadget/f_thor.c
@@ -891,6 +891,7 @@ static void thor_func_disable(struct usb_function *f)
}
if (dev->out_ep->driver_data) {
+ free(dev->out_req->buf);
dev->out_req->buf = NULL;
usb_ep_free_request(dev->out_ep, dev->out_req);
usb_ep_disable(dev->out_ep);
diff --git a/drivers/usb/host/Kconfig b/drivers/usb/host/Kconfig
index bc2c1f1..67ad72b 100644
--- a/drivers/usb/host/Kconfig
+++ b/drivers/usb/host/Kconfig
@@ -31,6 +31,13 @@ config USB_XHCI_MVEBU
SoCs, which includes Armada8K, Armada3700 and other Armada
family SoCs.
+config USB_XHCI_PCI
+ bool "Support for PCI-based xHCI USB controller"
+ depends on DM_USB
+ default y if X86
+ help
+ Enables support for the PCI-based xHCI controller.
+
config USB_XHCI_ROCKCHIP
bool "Support for Rockchip on-chip xHCI USB controller"
depends on ARCH_ROCKCHIP
diff --git a/drivers/usb/host/ehci-generic.c b/drivers/usb/host/ehci-generic.c
index fb78462..03f8d32 100644
--- a/drivers/usb/host/ehci-generic.c
+++ b/drivers/usb/host/ehci-generic.c
@@ -6,6 +6,8 @@
#include <common.h>
#include <clk.h>
+#include <dm/ofnode.h>
+#include <generic-phy.h>
#include <reset.h>
#include <asm/io.h>
#include <dm.h>
@@ -18,43 +20,143 @@
*/
struct generic_ehci {
struct ehci_ctrl ctrl;
+ struct clk *clocks;
+ struct reset_ctl *resets;
+ struct phy phy;
+ int clock_count;
+ int reset_count;
};
static int ehci_usb_probe(struct udevice *dev)
{
+ struct generic_ehci *priv = dev_get_priv(dev);
struct ehci_hccr *hccr;
struct ehci_hcor *hcor;
- int i;
-
- for (i = 0; ; i++) {
- struct clk clk;
- int ret;
-
- ret = clk_get_by_index(dev, i, &clk);
- if (ret < 0)
- break;
- if (clk_enable(&clk))
- printf("failed to enable clock %d\n", i);
- clk_free(&clk);
+ int i, err, ret, clock_nb, reset_nb;
+
+ err = 0;
+ priv->clock_count = 0;
+ clock_nb = ofnode_count_phandle_with_args(dev_ofnode(dev), "clocks",
+ "#clock-cells");
+ if (clock_nb > 0) {
+ priv->clocks = devm_kcalloc(dev, clock_nb, sizeof(struct clk),
+ GFP_KERNEL);
+ if (!priv->clocks)
+ return -ENOMEM;
+
+ for (i = 0; i < clock_nb; i++) {
+ err = clk_get_by_index(dev, i, &priv->clocks[i]);
+
+ if (err < 0)
+ break;
+ err = clk_enable(&priv->clocks[i]);
+ if (err) {
+ error("failed to enable clock %d\n", i);
+ clk_free(&priv->clocks[i]);
+ goto clk_err;
+ }
+ priv->clock_count++;
+ }
+ } else {
+ if (clock_nb != -ENOENT) {
+ error("failed to get clock phandle(%d)\n", clock_nb);
+ return clock_nb;
+ }
+ }
+
+ priv->reset_count = 0;
+ reset_nb = ofnode_count_phandle_with_args(dev_ofnode(dev), "resets",
+ "#reset-cells");
+ if (reset_nb > 0) {
+ priv->resets = devm_kcalloc(dev, reset_nb,
+ sizeof(struct reset_ctl),
+ GFP_KERNEL);
+ if (!priv->resets)
+ return -ENOMEM;
+
+ for (i = 0; i < reset_nb; i++) {
+ err = reset_get_by_index(dev, i, &priv->resets[i]);
+ if (err < 0)
+ break;
+
+ if (reset_deassert(&priv->resets[i])) {
+ error("failed to deassert reset %d\n", i);
+ reset_free(&priv->resets[i]);
+ goto reset_err;
+ }
+ priv->reset_count++;
+ }
+ } else {
+ if (reset_nb != -ENOENT) {
+ error("failed to get reset phandle(%d)\n", reset_nb);
+ goto clk_err;
+ }
}
- for (i = 0; ; i++) {
- struct reset_ctl reset;
- int ret;
+ err = generic_phy_get_by_index(dev, 0, &priv->phy);
+ if (err) {
+ if (err != -ENOENT) {
+ error("failed to get usb phy\n");
+ goto reset_err;
+ }
+ } else {
- ret = reset_get_by_index(dev, i, &reset);
- if (ret < 0)
- break;
- if (reset_deassert(&reset))
- printf("failed to deassert reset %d\n", i);
- reset_free(&reset);
+ err = generic_phy_init(&priv->phy);
+ if (err) {
+ error("failed to init usb phy\n");
+ goto reset_err;
+ }
}
hccr = map_physmem(devfdt_get_addr(dev), 0x100, MAP_NOCACHE);
hcor = (struct ehci_hcor *)((uintptr_t)hccr +
HC_LENGTH(ehci_readl(&hccr->cr_capbase)));
- return ehci_register(dev, hccr, hcor, NULL, 0, USB_INIT_HOST);
+ err = ehci_register(dev, hccr, hcor, NULL, 0, USB_INIT_HOST);
+ if (err)
+ goto phy_err;
+
+ return 0;
+
+phy_err:
+ if (generic_phy_valid(&priv->phy)) {
+ ret = generic_phy_exit(&priv->phy);
+ if (ret)
+ error("failed to release phy\n");
+ }
+
+reset_err:
+ ret = reset_release_all(priv->resets, priv->reset_count);
+ if (ret)
+ error("failed to assert all resets\n");
+clk_err:
+ ret = clk_release_all(priv->clocks, priv->clock_count);
+ if (ret)
+ error("failed to disable all clocks\n");
+
+ return err;
+}
+
+static int ehci_usb_remove(struct udevice *dev)
+{
+ struct generic_ehci *priv = dev_get_priv(dev);
+ int ret;
+
+ ret = ehci_deregister(dev);
+ if (ret)
+ return ret;
+
+ if (generic_phy_valid(&priv->phy)) {
+ ret = generic_phy_exit(&priv->phy);
+ if (ret)
+ return ret;
+ }
+
+ ret = reset_release_all(priv->resets, priv->reset_count);
+ if (ret)
+ return ret;
+
+ return clk_release_all(priv->clocks, priv->clock_count);
}
static const struct udevice_id ehci_usb_ids[] = {
@@ -67,7 +169,7 @@ U_BOOT_DRIVER(ehci_generic) = {
.id = UCLASS_USB,
.of_match = ehci_usb_ids,
.probe = ehci_usb_probe,
- .remove = ehci_deregister,
+ .remove = ehci_usb_remove,
.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-hcd.c b/drivers/usb/host/ehci-hcd.c
index 13aa70d..3243c1d 100644
--- a/drivers/usb/host/ehci-hcd.c
+++ b/drivers/usb/host/ehci-hcd.c
@@ -52,8 +52,8 @@ static struct descriptor {
0, /* wHubCharacteristics */
10, /* bPwrOn2PwrGood */
0, /* bHubCntrCurrent */
- {}, /* Device removable */
- {} /* at most 7 ports! XXX */
+ { /* Device removable */
+ } /* at most 7 ports! XXX */
},
{
0x12, /* bLength */
@@ -148,9 +148,12 @@ static void ehci_powerup_fixup(struct ehci_ctrl *ctrl, uint32_t *status_reg,
static uint32_t *ehci_get_portsc_register(struct ehci_ctrl *ctrl, int port)
{
- if (port < 0 || port >= CONFIG_SYS_USB_EHCI_MAX_ROOT_PORTS) {
+ int max_ports = HCS_N_PORTS(ehci_readl(&ctrl->hccr->cr_hcsparams));
+
+ if (port < 0 || port >= max_ports) {
/* Printing the message would cause a scan failure! */
- debug("The request port(%u) is not configured\n", port);
+ debug("The request port(%u) exceeds maximum port number\n",
+ port);
return NULL;
}
@@ -205,6 +208,7 @@ static int ehci_shutdown(struct ehci_ctrl *ctrl)
{
int i, ret = 0;
uint32_t cmd, reg;
+ int max_ports = HCS_N_PORTS(ehci_readl(&ctrl->hccr->cr_hcsparams));
if (!ctrl || !ctrl->hcor)
return -EINVAL;
@@ -219,7 +223,7 @@ static int ehci_shutdown(struct ehci_ctrl *ctrl)
100 * 1000);
if (!ret) {
- for (i = 0; i < CONFIG_SYS_USB_EHCI_MAX_ROOT_PORTS; i++) {
+ for (i = 0; i < max_ports; i++) {
reg = ehci_readl(&ctrl->hcor->or_portsc[i]);
reg |= EHCI_PS_SUSP;
ehci_writel(&ctrl->hcor->or_portsc[i], reg);
@@ -937,7 +941,7 @@ unknown:
return -1;
}
-const struct ehci_ops default_ehci_ops = {
+static const struct ehci_ops default_ehci_ops = {
.set_usb_mode = ehci_set_usbmode,
.get_port_speed = ehci_get_port_speed,
.powerup_fixup = ehci_powerup_fixup,
diff --git a/drivers/usb/host/ehci.h b/drivers/usb/host/ehci.h
index 2ab830d..7c39bec 100644
--- a/drivers/usb/host/ehci.h
+++ b/drivers/usb/host/ehci.h
@@ -11,9 +11,8 @@
#include <usb.h>
-#if !defined(CONFIG_SYS_USB_EHCI_MAX_ROOT_PORTS)
-#define CONFIG_SYS_USB_EHCI_MAX_ROOT_PORTS 2
-#endif
+/* Section 2.2.3 - N_PORTS */
+#define MAX_HC_PORTS 15
/*
* Register Space.
@@ -62,7 +61,7 @@ struct ehci_hcor {
uint32_t _reserved_1_[6];
uint32_t or_configflag;
#define FLAG_CF (1 << 0) /* true: we'll support "high speed" */
- uint32_t or_portsc[CONFIG_SYS_USB_EHCI_MAX_ROOT_PORTS];
+ uint32_t or_portsc[MAX_HC_PORTS];
#define PORTSC_PSPD(x) (((x) >> 26) & 0x3)
#define PORTSC_PSPD_FS 0x0
#define PORTSC_PSPD_LS 0x1
diff --git a/drivers/usb/host/ohci-generic.c b/drivers/usb/host/ohci-generic.c
index f85738f..e22ee97 100644
--- a/drivers/usb/host/ohci-generic.c
+++ b/drivers/usb/host/ohci-generic.c
@@ -5,7 +5,11 @@
*/
#include <common.h>
+#include <clk.h>
#include <dm.h>
+#include <dm/ofnode.h>
+#include <generic-phy.h>
+#include <reset.h>
#include "ohci.h"
#if !defined(CONFIG_USB_OHCI_NEW)
@@ -14,18 +18,133 @@
struct generic_ohci {
ohci_t ohci;
+ struct clk *clocks; /* clock list */
+ struct reset_ctl *resets; /* reset list */
+ struct phy phy;
+ int clock_count; /* number of clock in clock list */
+ int reset_count; /* number of reset in reset list */
};
static int ohci_usb_probe(struct udevice *dev)
{
struct ohci_regs *regs = (struct ohci_regs *)devfdt_get_addr(dev);
+ struct generic_ohci *priv = dev_get_priv(dev);
+ int i, err, ret, clock_nb, reset_nb;
- return ohci_register(dev, regs);
+ err = 0;
+ priv->clock_count = 0;
+ clock_nb = dev_count_phandle_with_args(dev, "clocks", "#clock-cells");
+ if (clock_nb > 0) {
+ priv->clocks = devm_kcalloc(dev, clock_nb, sizeof(struct clk),
+ GFP_KERNEL);
+ if (!priv->clocks)
+ return -ENOMEM;
+
+ for (i = 0; i < clock_nb; i++) {
+ err = clk_get_by_index(dev, i, &priv->clocks[i]);
+ if (err < 0)
+ break;
+
+ err = clk_enable(&priv->clocks[i]);
+ if (err) {
+ error("failed to enable clock %d\n", i);
+ clk_free(&priv->clocks[i]);
+ goto clk_err;
+ }
+ priv->clock_count++;
+ }
+ } else if (clock_nb != -ENOENT) {
+ error("failed to get clock phandle(%d)\n", clock_nb);
+ return clock_nb;
+ }
+
+ priv->reset_count = 0;
+ reset_nb = dev_count_phandle_with_args(dev, "resets", "#reset-cells");
+ if (reset_nb > 0) {
+ priv->resets = devm_kcalloc(dev, reset_nb,
+ sizeof(struct reset_ctl),
+ GFP_KERNEL);
+ if (!priv->resets)
+ return -ENOMEM;
+
+ for (i = 0; i < reset_nb; i++) {
+ err = reset_get_by_index(dev, i, &priv->resets[i]);
+ if (err < 0)
+ break;
+
+ err = reset_deassert(&priv->resets[i]);
+ if (err) {
+ error("failed to deassert reset %d\n", i);
+ reset_free(&priv->resets[i]);
+ goto reset_err;
+ }
+ priv->reset_count++;
+ }
+ } else if (reset_nb != -ENOENT) {
+ error("failed to get reset phandle(%d)\n", reset_nb);
+ goto clk_err;
+ }
+
+ err = generic_phy_get_by_index(dev, 0, &priv->phy);
+ if (err) {
+ if (err != -ENOENT) {
+ error("failed to get usb phy\n");
+ goto reset_err;
+ }
+ } else {
+
+ err = generic_phy_init(&priv->phy);
+ if (err) {
+ error("failed to init usb phy\n");
+ goto reset_err;
+ }
+ }
+
+ err = ohci_register(dev, regs);
+ if (err)
+ goto phy_err;
+
+ return 0;
+
+phy_err:
+ if (generic_phy_valid(&priv->phy)) {
+ ret = generic_phy_exit(&priv->phy);
+ if (ret)
+ error("failed to release phy\n");
+ }
+
+reset_err:
+ ret = reset_release_all(priv->resets, priv->reset_count);
+ if (ret)
+ error("failed to assert all resets\n");
+clk_err:
+ ret = clk_release_all(priv->clocks, priv->clock_count);
+ if (ret)
+ error("failed to disable all clocks\n");
+
+ return err;
}
static int ohci_usb_remove(struct udevice *dev)
{
- return ohci_deregister(dev);
+ struct generic_ohci *priv = dev_get_priv(dev);
+ int ret;
+
+ ret = ohci_deregister(dev);
+ if (ret)
+ return ret;
+
+ if (generic_phy_valid(&priv->phy)) {
+ ret = generic_phy_exit(&priv->phy);
+ if (ret)
+ return ret;
+ }
+
+ ret = reset_release_all(priv->resets, priv->reset_count);
+ if (ret)
+ return ret;
+
+ return clk_release_all(priv->clocks, priv->clock_count);
}
static const struct udevice_id ohci_usb_ids[] = {
diff --git a/drivers/usb/host/usb-uclass.c b/drivers/usb/host/usb-uclass.c
index 110ddc9..0b8a501 100644
--- a/drivers/usb/host/usb-uclass.c
+++ b/drivers/usb/host/usb-uclass.c
@@ -139,6 +139,17 @@ int usb_reset_root_port(struct usb_device *udev)
return ops->reset_root_port(bus, udev);
}
+int usb_update_hub_device(struct usb_device *udev)
+{
+ struct udevice *bus = udev->controller_dev;
+ struct dm_usb_ops *ops = usb_get_ops(bus);
+
+ if (!ops->update_hub_device)
+ return -ENOSYS;
+
+ return ops->update_hub_device(bus, udev);
+}
+
int usb_stop(void)
{
struct udevice *bus;
@@ -177,7 +188,6 @@ int usb_stop(void)
#ifdef CONFIG_USB_STORAGE
usb_stor_reset();
#endif
- usb_hub_reset();
uc_priv->companion_device_count = 0;
usb_started = 0;
@@ -230,7 +240,6 @@ int usb_init(void)
int ret;
asynch_allowed = 1;
- usb_hub_reset();
ret = uclass_get(UCLASS_USB, &uc);
if (ret)
@@ -373,8 +382,8 @@ int usb_setup_ehci_gadget(struct ehci_ctrl **ctlrp)
}
/* returns 0 if no match, 1 if match */
-int usb_match_device(const struct usb_device_descriptor *desc,
- const struct usb_device_id *id)
+static int usb_match_device(const struct usb_device_descriptor *desc,
+ const struct usb_device_id *id)
{
if ((id->match_flags & USB_DEVICE_ID_MATCH_VENDOR) &&
id->idVendor != le16_to_cpu(desc->idVendor))
@@ -410,9 +419,9 @@ int usb_match_device(const struct usb_device_descriptor *desc,
}
/* returns 0 if no match, 1 if match */
-int usb_match_one_id_intf(const struct usb_device_descriptor *desc,
- const struct usb_interface_descriptor *int_desc,
- const struct usb_device_id *id)
+static int usb_match_one_id_intf(const struct usb_device_descriptor *desc,
+ const struct usb_interface_descriptor *int_desc,
+ const struct usb_device_id *id)
{
/* The interface class, subclass, protocol and number should never be
* checked for a match if the device class is Vendor Specific,
@@ -445,9 +454,9 @@ int usb_match_one_id_intf(const struct usb_device_descriptor *desc,
}
/* returns 0 if no match, 1 if match */
-int usb_match_one_id(struct usb_device_descriptor *desc,
- struct usb_interface_descriptor *int_desc,
- const struct usb_device_id *id)
+static int usb_match_one_id(struct usb_device_descriptor *desc,
+ struct usb_interface_descriptor *int_desc,
+ const struct usb_device_id *id)
{
if (!usb_match_device(desc, id))
return 0;
@@ -680,7 +689,7 @@ int usb_detect_change(void)
return change;
}
-int usb_child_post_bind(struct udevice *dev)
+static int usb_child_post_bind(struct udevice *dev)
{
struct usb_dev_platdata *plat = dev_get_parent_platdata(dev);
int val;
diff --git a/drivers/usb/host/xhci-dwc3.c b/drivers/usb/host/xhci-dwc3.c
index 33961cd..4191a89 100644
--- a/drivers/usb/host/xhci-dwc3.c
+++ b/drivers/usb/host/xhci-dwc3.c
@@ -9,8 +9,21 @@
*/
#include <common.h>
+#include <dm.h>
+#include <fdtdec.h>
+#include <generic-phy.h>
+#include <usb.h>
+
+#include "xhci.h"
#include <asm/io.h>
#include <linux/usb/dwc3.h>
+#include <linux/usb/otg.h>
+
+DECLARE_GLOBAL_DATA_PTR;
+
+struct xhci_dwc3_platdata {
+ struct phy usb_phy;
+};
void dwc3_set_mode(struct dwc3 *dwc3_reg, u32 mode)
{
@@ -19,7 +32,7 @@ void dwc3_set_mode(struct dwc3 *dwc3_reg, u32 mode)
DWC3_GCTL_PRTCAPDIR(mode));
}
-void dwc3_phy_reset(struct dwc3 *dwc3_reg)
+static void dwc3_phy_reset(struct dwc3 *dwc3_reg)
{
/* Assert USB3 PHY reset */
setbits_le32(&dwc3_reg->g_usb3pipectl[0], DWC3_GUSB3PIPECTL_PHYSOFTRST);
@@ -97,3 +110,79 @@ void dwc3_set_fladj(struct dwc3 *dwc3_reg, u32 val)
setbits_le32(&dwc3_reg->g_fladj, GFLADJ_30MHZ_REG_SEL |
GFLADJ_30MHZ(val));
}
+
+#ifdef CONFIG_DM_USB
+static int xhci_dwc3_probe(struct udevice *dev)
+{
+ struct xhci_dwc3_platdata *plat = dev_get_platdata(dev);
+ struct xhci_hcor *hcor;
+ struct xhci_hccr *hccr;
+ struct dwc3 *dwc3_reg;
+ enum usb_dr_mode dr_mode;
+ int ret;
+
+ hccr = (struct xhci_hccr *)((uintptr_t)dev_read_addr(dev));
+ hcor = (struct xhci_hcor *)((uintptr_t)hccr +
+ HC_LENGTH(xhci_readl(&(hccr)->cr_capbase)));
+
+ ret = generic_phy_get_by_index(dev, 0, &plat->usb_phy);
+ if (ret) {
+ if (ret != -ENOENT) {
+ error("Failed to get USB PHY for %s\n", dev->name);
+ return ret;
+ }
+ } else {
+ ret = generic_phy_init(&plat->usb_phy);
+ if (ret) {
+ error("Can't init USB PHY for %s\n", dev->name);
+ return ret;
+ }
+ }
+
+ dwc3_reg = (struct dwc3 *)((char *)(hccr) + DWC3_REG_OFFSET);
+
+ dwc3_core_init(dwc3_reg);
+
+ dr_mode = usb_get_dr_mode(dev_of_offset(dev));
+ if (dr_mode == USB_DR_MODE_UNKNOWN)
+ /* by default set dual role mode to HOST */
+ dr_mode = USB_DR_MODE_HOST;
+
+ dwc3_set_mode(dwc3_reg, dr_mode);
+
+ return xhci_register(dev, hccr, hcor);
+}
+
+static int xhci_dwc3_remove(struct udevice *dev)
+{
+ struct xhci_dwc3_platdata *plat = dev_get_platdata(dev);
+ int ret;
+
+ if (generic_phy_valid(&plat->usb_phy)) {
+ ret = generic_phy_exit(&plat->usb_phy);
+ if (ret) {
+ error("Can't deinit USB PHY for %s\n", dev->name);
+ return ret;
+ }
+ }
+
+ return xhci_deregister(dev);
+}
+
+static const struct udevice_id xhci_dwc3_ids[] = {
+ { .compatible = "snps,dwc3" },
+ { }
+};
+
+U_BOOT_DRIVER(xhci_dwc3) = {
+ .name = "xhci-dwc3",
+ .id = UCLASS_USB,
+ .of_match = xhci_dwc3_ids,
+ .probe = xhci_dwc3_probe,
+ .remove = xhci_dwc3_remove,
+ .ops = &xhci_usb_ops,
+ .priv_auto_alloc_size = sizeof(struct xhci_ctrl),
+ .platdata_auto_alloc_size = sizeof(struct xhci_dwc3_platdata),
+ .flags = DM_FLAG_ALLOC_PRIV_DMA,
+};
+#endif
diff --git a/drivers/usb/host/xhci-mem.c b/drivers/usb/host/xhci-mem.c
index 62db51d..d5eab3a 100644
--- a/drivers/usb/host/xhci-mem.c
+++ b/drivers/usb/host/xhci-mem.c
@@ -96,6 +96,25 @@ static void xhci_ring_free(struct xhci_ring *ring)
}
/**
+ * Free the scratchpad buffer array and scratchpad buffers
+ *
+ * @ctrl host controller data structure
+ * @return none
+ */
+static void xhci_scratchpad_free(struct xhci_ctrl *ctrl)
+{
+ if (!ctrl->scratchpad)
+ return;
+
+ ctrl->dcbaa->dev_context_ptrs[0] = 0;
+
+ free((void *)(uintptr_t)ctrl->scratchpad->sp_array[0]);
+ free(ctrl->scratchpad->sp_array);
+ free(ctrl->scratchpad);
+ ctrl->scratchpad = NULL;
+}
+
+/**
* frees the "xhci_container_ctx" pointer passed
*
* @param ptr pointer to "xhci_container_ctx" to be freed
@@ -155,6 +174,7 @@ void xhci_cleanup(struct xhci_ctrl *ctrl)
{
xhci_ring_free(ctrl->event_ring);
xhci_ring_free(ctrl->cmd_ring);
+ xhci_scratchpad_free(ctrl);
xhci_free_virt_devices(ctrl);
free(ctrl->erst.entries);
free(ctrl->dcbaa);
@@ -320,6 +340,70 @@ struct xhci_ring *xhci_ring_alloc(unsigned int num_segs, bool link_trbs)
}
/**
+ * Set up the scratchpad buffer array and scratchpad buffers
+ *
+ * @ctrl host controller data structure
+ * @return -ENOMEM if buffer allocation fails, 0 on success
+ */
+static int xhci_scratchpad_alloc(struct xhci_ctrl *ctrl)
+{
+ struct xhci_hccr *hccr = ctrl->hccr;
+ struct xhci_hcor *hcor = ctrl->hcor;
+ struct xhci_scratchpad *scratchpad;
+ int num_sp;
+ uint32_t page_size;
+ void *buf;
+ int i;
+
+ num_sp = HCS_MAX_SCRATCHPAD(xhci_readl(&hccr->cr_hcsparams2));
+ if (!num_sp)
+ return 0;
+
+ scratchpad = malloc(sizeof(*scratchpad));
+ if (!scratchpad)
+ goto fail_sp;
+ ctrl->scratchpad = scratchpad;
+
+ scratchpad->sp_array = xhci_malloc(num_sp * sizeof(u64));
+ if (!scratchpad->sp_array)
+ goto fail_sp2;
+ ctrl->dcbaa->dev_context_ptrs[0] =
+ cpu_to_le64((uintptr_t)scratchpad->sp_array);
+
+ page_size = xhci_readl(&hcor->or_pagesize) & 0xffff;
+ for (i = 0; i < 16; i++) {
+ if ((0x1 & page_size) != 0)
+ break;
+ page_size = page_size >> 1;
+ }
+ BUG_ON(i == 16);
+
+ page_size = 1 << (i + 12);
+ buf = memalign(page_size, num_sp * page_size);
+ if (!buf)
+ goto fail_sp3;
+ memset(buf, '\0', num_sp * page_size);
+ xhci_flush_cache((uintptr_t)buf, num_sp * page_size);
+
+ for (i = 0; i < num_sp; i++) {
+ uintptr_t ptr = (uintptr_t)buf + i * page_size;
+ scratchpad->sp_array[i] = cpu_to_le64(ptr);
+ }
+
+ return 0;
+
+fail_sp3:
+ free(scratchpad->sp_array);
+
+fail_sp2:
+ free(scratchpad);
+ ctrl->scratchpad = NULL;
+
+fail_sp:
+ return -ENOMEM;
+}
+
+/**
* Allocates the Container context
*
* @param ctrl Host controller data structure
@@ -499,6 +583,9 @@ int xhci_mem_init(struct xhci_ctrl *ctrl, struct xhci_hccr *hccr,
xhci_writeq(&ctrl->ir_set->erst_base, val_64);
+ /* set up the scratchpad buffer array and scratchpad buffers */
+ xhci_scratchpad_alloc(ctrl);
+
/* initializing the virtual devices to NULL */
for (i = 0; i < MAX_HC_SLOTS; ++i)
ctrl->devs[i] = NULL;
@@ -626,14 +713,21 @@ void xhci_slot_copy(struct xhci_ctrl *ctrl, struct xhci_container_ctx *in_ctx,
* @param udev pointer to the Device Data Structure
* @return returns negative value on failure else 0 on success
*/
-void xhci_setup_addressable_virt_dev(struct xhci_ctrl *ctrl, int slot_id,
- int speed, int hop_portnr)
+void xhci_setup_addressable_virt_dev(struct xhci_ctrl *ctrl,
+ struct usb_device *udev, int hop_portnr)
{
struct xhci_virt_device *virt_dev;
struct xhci_ep_ctx *ep0_ctx;
struct xhci_slot_ctx *slot_ctx;
u32 port_num = 0;
u64 trb_64 = 0;
+ int slot_id = udev->slot_id;
+ int speed = udev->speed;
+ int route = 0;
+#ifdef CONFIG_DM_USB
+ struct usb_device *dev = udev;
+ struct usb_hub_device *hub;
+#endif
virt_dev = ctrl->devs[slot_id];
@@ -644,7 +738,32 @@ void xhci_setup_addressable_virt_dev(struct xhci_ctrl *ctrl, int slot_id,
slot_ctx = xhci_get_slot_ctx(ctrl, virt_dev->in_ctx);
/* Only the control endpoint is valid - one endpoint context */
- slot_ctx->dev_info |= cpu_to_le32(LAST_CTX(1) | 0);
+ slot_ctx->dev_info |= cpu_to_le32(LAST_CTX(1));
+
+#ifdef CONFIG_DM_USB
+ /* Calculate the route string for this device */
+ port_num = dev->portnr;
+ while (!usb_hub_is_root_hub(dev->dev)) {
+ hub = dev_get_uclass_priv(dev->dev);
+ /*
+ * Each hub in the topology is expected to have no more than
+ * 15 ports in order for the route string of a device to be
+ * unique. SuperSpeed hubs are restricted to only having 15
+ * ports, but FS/LS/HS hubs are not. The xHCI specification
+ * says that if the port number the device is greater than 15,
+ * that portion of the route string shall be set to 15.
+ */
+ if (port_num > 15)
+ port_num = 15;
+ route |= port_num << (hub->hub_depth * 4);
+ dev = dev_get_parent_priv(dev->dev);
+ port_num = dev->portnr;
+ dev = dev_get_parent_priv(dev->dev->parent);
+ }
+
+ debug("route string %x\n", route);
+#endif
+ slot_ctx->dev_info |= route;
switch (speed) {
case USB_SPEED_SUPER:
@@ -664,6 +783,20 @@ void xhci_setup_addressable_virt_dev(struct xhci_ctrl *ctrl, int slot_id,
BUG();
}
+#ifdef CONFIG_DM_USB
+ /* Set up TT fields to support FS/LS devices */
+ if (speed == USB_SPEED_LOW || speed == USB_SPEED_FULL) {
+ dev = dev_get_parent_priv(udev->dev);
+ if (dev->speed == USB_SPEED_HIGH) {
+ hub = dev_get_uclass_priv(udev->dev);
+ if (hub->tt.multi)
+ slot_ctx->dev_info |= cpu_to_le32(DEV_MTT);
+ slot_ctx->tt_info |= cpu_to_le32(TT_PORT(udev->portnr));
+ slot_ctx->tt_info |= cpu_to_le32(TT_SLOT(dev->slot_id));
+ }
+ }
+#endif
+
port_num = hop_portnr;
debug("port_num = %d\n", port_num);
diff --git a/drivers/usb/host/xhci-pci.c b/drivers/usb/host/xhci-pci.c
index 63daaa6..e4a0ef4 100644
--- a/drivers/usb/host/xhci-pci.c
+++ b/drivers/usb/host/xhci-pci.c
@@ -8,66 +8,10 @@
#include <common.h>
#include <dm.h>
-#include <errno.h>
#include <pci.h>
#include <usb.h>
-
#include "xhci.h"
-#ifndef CONFIG_DM_USB
-
-/*
- * Create the appropriate control structures to manage a new XHCI host
- * controller.
- */
-int xhci_hcd_init(int index, struct xhci_hccr **ret_hccr,
- struct xhci_hcor **ret_hcor)
-{
- struct xhci_hccr *hccr;
- struct xhci_hcor *hcor;
- pci_dev_t pdev;
- uint32_t cmd;
- int len;
-
- pdev = pci_find_class(PCI_CLASS_SERIAL_USB_XHCI, index);
- if (pdev < 0) {
- printf("XHCI host controller not found\n");
- return -1;
- }
-
- hccr = (struct xhci_hccr *)pci_map_bar(pdev,
- PCI_BASE_ADDRESS_0, PCI_REGION_MEM);
- len = HC_LENGTH(xhci_readl(&hccr->cr_capbase));
- hcor = (struct xhci_hcor *)((uint32_t)hccr + len);
-
- debug("XHCI-PCI init hccr 0x%x and hcor 0x%x hc_length %d\n",
- (uint32_t)hccr, (uint32_t)hcor, len);
-
- *ret_hccr = hccr;
- *ret_hcor = hcor;
-
- /* enable busmaster */
- pci_read_config_dword(pdev, PCI_COMMAND, &cmd);
- cmd |= PCI_COMMAND_MASTER;
- pci_write_config_dword(pdev, PCI_COMMAND, cmd);
-
- return 0;
-}
-
-/*
- * Destroy the appropriate control structures corresponding * to the XHCI host
- * controller
- */
-void xhci_hcd_stop(int index)
-{
-}
-
-#else
-
-struct xhci_pci_priv {
- struct xhci_ctrl ctrl; /* Needs to come first in this struct! */
-};
-
static void xhci_pci_init(struct udevice *dev, struct xhci_hccr **ret_hccr,
struct xhci_hcor **ret_hcor)
{
@@ -103,17 +47,6 @@ static int xhci_pci_probe(struct udevice *dev)
return xhci_register(dev, hccr, hcor);
}
-static int xhci_pci_remove(struct udevice *dev)
-{
- int ret;
-
- ret = xhci_deregister(dev);
- if (ret)
- return ret;
-
- return 0;
-}
-
static const struct udevice_id xhci_pci_ids[] = {
{ .compatible = "xhci-pci" },
{ }
@@ -123,11 +56,11 @@ U_BOOT_DRIVER(xhci_pci) = {
.name = "xhci_pci",
.id = UCLASS_USB,
.probe = xhci_pci_probe,
- .remove = xhci_pci_remove,
+ .remove = xhci_deregister,
.of_match = xhci_pci_ids,
.ops = &xhci_usb_ops,
.platdata_auto_alloc_size = sizeof(struct usb_platdata),
- .priv_auto_alloc_size = sizeof(struct xhci_pci_priv),
+ .priv_auto_alloc_size = sizeof(struct xhci_ctrl),
.flags = DM_FLAG_ALLOC_PRIV_DMA,
};
@@ -137,5 +70,3 @@ static struct pci_device_id xhci_pci_supported[] = {
};
U_BOOT_PCI_DEVICE(xhci_pci, xhci_pci_supported);
-
-#endif /* CONFIG_DM_USB */
diff --git a/drivers/usb/host/xhci-ring.c b/drivers/usb/host/xhci-ring.c
index 2675a8f..579e670 100644
--- a/drivers/usb/host/xhci-ring.c
+++ b/drivers/usb/host/xhci-ring.c
@@ -280,8 +280,15 @@ void xhci_queue_command(struct xhci_ctrl *ctrl, u8 *ptr, u32 slot_id,
fields[0] = lower_32_bits(val_64);
fields[1] = upper_32_bits(val_64);
fields[2] = 0;
- fields[3] = TRB_TYPE(cmd) | EP_ID_FOR_TRB(ep_index) |
- SLOT_ID_FOR_TRB(slot_id) | ctrl->cmd_ring->cycle_state;
+ fields[3] = TRB_TYPE(cmd) | SLOT_ID_FOR_TRB(slot_id) |
+ ctrl->cmd_ring->cycle_state;
+
+ /*
+ * Only 'reset endpoint', 'stop endpoint' and 'set TR dequeue pointer'
+ * commands need endpoint id encoded.
+ */
+ if (cmd >= TRB_RESET_EP && cmd <= TRB_SET_DEQ)
+ fields[3] |= EP_ID_FOR_TRB(ep_index);
queue_trb(ctrl, ctrl->cmd_ring, false, fields);
diff --git a/drivers/usb/host/xhci.c b/drivers/usb/host/xhci.c
index 3201177..9b82ee5 100644
--- a/drivers/usb/host/xhci.c
+++ b/drivers/usb/host/xhci.c
@@ -50,8 +50,8 @@ static struct descriptor {
cpu_to_le16(0x8), /* wHubCharacteristics */
10, /* bPwrOn2PwrGood */
0, /* bHubCntrCurrent */
- {}, /* Device removable */
- {} /* at most 7 ports! XXX */
+ { /* Device removable */
+ } /* at most 7 ports! XXX */
},
{
0x12, /* bLength */
@@ -192,7 +192,7 @@ static int xhci_start(struct xhci_hcor *hcor)
* @param hcor pointer to host controller operation registers
* @return -EBUSY if XHCI Controller is not halted else status of handshake
*/
-int xhci_reset(struct xhci_hcor *hcor)
+static int xhci_reset(struct xhci_hcor *hcor)
{
u32 cmd;
u32 state;
@@ -332,8 +332,8 @@ static int xhci_set_configuration(struct usb_device *udev)
ifdesc = &udev->config.if_desc[0];
ctrl_ctx = xhci_get_input_control_ctx(in_ctx);
- /* Zero the input context control */
- ctrl_ctx->add_flags = 0;
+ /* Initialize the input context control */
+ ctrl_ctx->add_flags = cpu_to_le32(SLOT_FLAG);
ctrl_ctx->drop_flags = 0;
/* EP_FLAG gives values 1 & 4 for EP1OUT and EP2IN */
@@ -415,8 +415,7 @@ static int xhci_address_device(struct usb_device *udev, int root_portnr)
* so setting up the slot context.
*/
debug("Setting up addressable devices %p\n", ctrl->dcbaa);
- xhci_setup_addressable_virt_dev(ctrl, udev->slot_id, udev->speed,
- root_portnr);
+ xhci_setup_addressable_virt_dev(ctrl, udev, root_portnr);
ctrl_ctx = xhci_get_input_control_ctx(virt_dev->in_ctx);
ctrl_ctx->add_flags = cpu_to_le32(SLOT_FLAG | EP0_FLAG);
@@ -481,7 +480,7 @@ static int xhci_address_device(struct usb_device *udev, int root_portnr)
* @param udev pointer to the Device Data Structure
* @return Returns 0 on succes else return error code on failure
*/
-int _xhci_alloc_device(struct usb_device *udev)
+static int _xhci_alloc_device(struct usb_device *udev)
{
struct xhci_ctrl *ctrl = xhci_get_ctrl(udev);
union xhci_trb *event;
@@ -668,12 +667,14 @@ static int xhci_submit_root(struct usb_device *udev, unsigned long pipe,
uint32_t reg;
volatile uint32_t *status_reg;
struct xhci_ctrl *ctrl = xhci_get_ctrl(udev);
+ struct xhci_hccr *hccr = ctrl->hccr;
struct xhci_hcor *hcor = ctrl->hcor;
+ int max_ports = HCS_MAX_PORTS(xhci_readl(&hccr->cr_hcsparams1));
if ((req->requesttype & USB_RT_PORT) &&
- le16_to_cpu(req->index) > CONFIG_SYS_USB_XHCI_MAX_ROOT_PORTS) {
- printf("The request port(%d) is not configured\n",
- le16_to_cpu(req->index) - 1);
+ le16_to_cpu(req->index) > max_ports) {
+ printf("The request port(%d) exceeds maximum port number\n",
+ le16_to_cpu(req->index) - 1);
return -EINVAL;
}
@@ -727,6 +728,7 @@ static int xhci_submit_root(struct usb_device *udev, unsigned long pipe,
case USB_REQ_GET_DESCRIPTOR | ((USB_DIR_IN | USB_RT_HUB) << 8):
switch (le16_to_cpu(req->value) >> 8) {
case USB_DT_HUB:
+ case USB_DT_SS_HUB:
debug("USB_DT_HUB config\n");
srcptr = &descriptor.hub;
srclen = 0x8;
@@ -1113,26 +1115,6 @@ int usb_lowlevel_stop(int index)
#endif /* CONFIG_DM_USB */
#ifdef CONFIG_DM_USB
-/*
-static struct usb_device *get_usb_device(struct udevice *dev)
-{
- struct usb_device *udev;
-
- if (device_get_uclass_id(dev) == UCLASS_USB)
- udev = dev_get_uclass_priv(dev);
- else
- udev = dev_get_parent_priv(dev);
-
- return udev;
-}
-*/
-static bool is_root_hub(struct udevice *dev)
-{
- if (device_get_uclass_id(dev->parent) != UCLASS_USB_HUB)
- return true;
-
- return false;
-}
static int xhci_submit_control_msg(struct udevice *dev, struct usb_device *udev,
unsigned long pipe, void *buffer, int length,
@@ -1147,10 +1129,10 @@ static int xhci_submit_control_msg(struct udevice *dev, struct usb_device *udev,
hub = udev->dev;
if (device_get_uclass_id(hub) == UCLASS_USB_HUB) {
/* Figure out our port number on the root hub */
- if (is_root_hub(hub)) {
+ if (usb_hub_is_root_hub(hub)) {
root_portnr = udev->portnr;
} else {
- while (!is_root_hub(hub->parent))
+ while (!usb_hub_is_root_hub(hub->parent))
hub = hub->parent;
uhop = dev_get_parent_priv(hub);
root_portnr = uhop->portnr;
@@ -1188,6 +1170,64 @@ static int xhci_alloc_device(struct udevice *dev, struct usb_device *udev)
return _xhci_alloc_device(udev);
}
+static int xhci_update_hub_device(struct udevice *dev, struct usb_device *udev)
+{
+ struct xhci_ctrl *ctrl = dev_get_priv(dev);
+ struct usb_hub_device *hub = dev_get_uclass_priv(udev->dev);
+ struct xhci_virt_device *virt_dev;
+ struct xhci_input_control_ctx *ctrl_ctx;
+ struct xhci_container_ctx *out_ctx;
+ struct xhci_container_ctx *in_ctx;
+ struct xhci_slot_ctx *slot_ctx;
+ int slot_id = udev->slot_id;
+ unsigned think_time;
+
+ debug("%s: dev='%s', udev=%p\n", __func__, dev->name, udev);
+
+ /* Ignore root hubs */
+ if (usb_hub_is_root_hub(udev->dev))
+ return 0;
+
+ virt_dev = ctrl->devs[slot_id];
+ BUG_ON(!virt_dev);
+
+ out_ctx = virt_dev->out_ctx;
+ in_ctx = virt_dev->in_ctx;
+
+ ctrl_ctx = xhci_get_input_control_ctx(in_ctx);
+ /* Initialize the input context control */
+ ctrl_ctx->add_flags |= cpu_to_le32(SLOT_FLAG);
+ ctrl_ctx->drop_flags = 0;
+
+ xhci_inval_cache((uintptr_t)out_ctx->bytes, out_ctx->size);
+
+ /* slot context */
+ xhci_slot_copy(ctrl, in_ctx, out_ctx);
+ slot_ctx = xhci_get_slot_ctx(ctrl, in_ctx);
+
+ /* Update hub related fields */
+ slot_ctx->dev_info |= cpu_to_le32(DEV_HUB);
+ if (hub->tt.multi && udev->speed == USB_SPEED_HIGH)
+ slot_ctx->dev_info |= cpu_to_le32(DEV_MTT);
+ slot_ctx->dev_info2 |= cpu_to_le32(XHCI_MAX_PORTS(udev->maxchild));
+ /*
+ * Set TT think time - convert from ns to FS bit times.
+ * Note 8 FS bit times == (8 bits / 12000000 bps) ~= 666ns
+ *
+ * 0 = 8 FS bit times, 1 = 16 FS bit times,
+ * 2 = 24 FS bit times, 3 = 32 FS bit times.
+ *
+ * This field shall be 0 if the device is not a high-spped hub.
+ */
+ think_time = hub->tt.think_time;
+ if (think_time != 0)
+ think_time = (think_time / 666) - 1;
+ if (udev->speed == USB_SPEED_HIGH)
+ slot_ctx->tt_info |= cpu_to_le32(TT_THINK_TIME(think_time));
+
+ return xhci_configure_endpoints(udev, false);
+}
+
int xhci_register(struct udevice *dev, struct xhci_hccr *hccr,
struct xhci_hcor *hcor)
{
@@ -1240,6 +1280,7 @@ struct dm_usb_ops xhci_usb_ops = {
.bulk = xhci_submit_bulk_msg,
.interrupt = xhci_submit_int_msg,
.alloc_device = xhci_alloc_device,
+ .update_hub_device = xhci_update_hub_device,
};
#endif
diff --git a/drivers/usb/host/xhci.h b/drivers/usb/host/xhci.h
index 2afa386..a497d9d 100644
--- a/drivers/usb/host/xhci.h
+++ b/drivers/usb/host/xhci.h
@@ -30,7 +30,7 @@
/* Max number of USB devices for any host controller - limit in section 6.1 */
#define MAX_HC_SLOTS 256
/* Section 5.3.3 - MaxPorts */
-#define MAX_HC_PORTS 127
+#define MAX_HC_PORTS 255
/* Up to 16 ms to halt an HC */
#define XHCI_MAX_HALT_USEC (16*1000)
@@ -102,8 +102,8 @@ struct xhci_hccr {
#define HCS_MAX_INTRS(p) (((p) >> 8) & 0x7ff)
/* bits 24:31, Max Ports - max value is 0x7F = 127 ports */
#define HCS_MAX_PORTS_SHIFT 24
-#define HCS_MAX_PORTS_MASK (0x7f << HCS_MAX_PORTS_SHIFT)
-#define HCS_MAX_PORTS(p) (((p) >> 24) & 0x7f)
+#define HCS_MAX_PORTS_MASK (0xff << HCS_MAX_PORTS_SHIFT)
+#define HCS_MAX_PORTS(p) (((p) >> 24) & 0xff)
/* HCSPARAMS2 - hcs_params2 - bitmasks */
/* bits 0:3, frames or uframes that SW needs to queue transactions
@@ -111,9 +111,10 @@ struct xhci_hccr {
#define HCS_IST(p) (((p) >> 0) & 0xf)
/* bits 4:7, max number of Event Ring segments */
#define HCS_ERST_MAX(p) (((p) >> 4) & 0xf)
+/* bits 21:25 Hi 5 bits of Scratchpad buffers SW must allocate for the HW */
/* bit 26 Scratchpad restore - for save/restore HW state - not used yet */
-/* bits 27:31 number of Scratchpad buffers SW must allocate for the HW */
-#define HCS_MAX_SCRATCHPAD(p) (((p) >> 27) & 0x1f)
+/* bits 27:31 Lo 5 bits of Scratchpad buffers SW must allocate for the HW */
+#define HCS_MAX_SCRATCHPAD(p) ((((p) >> 16) & 0x3e0) | (((p) >> 27) & 0x1f))
/* HCSPARAMS3 - hcs_params3 - bitmasks */
/* bits 0:7, Max U1 to U0 latency for the roothub ports */
@@ -171,9 +172,7 @@ struct xhci_hcor {
volatile uint64_t or_dcbaap;
volatile uint32_t or_config;
volatile uint32_t reserved_2[241];
- struct xhci_hcor_port_regs portregs[CONFIG_SYS_USB_XHCI_MAX_ROOT_PORTS];
-
- uint32_t reserved_4[CONFIG_SYS_USB_XHCI_MAX_ROOT_PORTS * 254];
+ struct xhci_hcor_port_regs portregs[MAX_HC_PORTS];
};
/* USBCMD - USB command - command bitmasks */
@@ -482,10 +481,9 @@ struct xhci_protocol_caps {
* @type: Type of context. Used to calculated offsets to contained contexts.
* @size: Size of the context data
* @bytes: The raw context data given to HW
- * @dma: dma address of the bytes
*
* Represents either a Device or Input context. Holds a pointer to the raw
- * memory used for the context (bytes) and dma address of it (dma).
+ * memory used for the context (bytes).
*/
struct xhci_container_ctx {
unsigned type;
@@ -550,12 +548,12 @@ struct xhci_slot_ctx {
* The Slot ID of the hub that isolates the high speed signaling from
* this low or full-speed device. '0' if attached to root hub port.
*/
-#define TT_SLOT (0xff)
+#define TT_SLOT(p) (((p) & 0xff) << 0)
/*
* The number of the downstream facing port of the high-speed hub
* '0' if the device is not low or full speed.
*/
-#define TT_PORT (0xff << 8)
+#define TT_PORT(p) (((p) & 0xff) << 8)
#define TT_THINK_TIME(p) (((p) & 0x3) << 16)
/* dev_state bitmasks */
@@ -1038,6 +1036,10 @@ struct xhci_erst {
unsigned int erst_size;
};
+struct xhci_scratchpad {
+ u64 *sp_array;
+};
+
/*
* Each segment table entry is 4*32bits long. 1K seems like an ok size:
* (1K bytes * 8bytes/bit) / (4*32 bits) = 64 segment entries in the table,
@@ -1225,6 +1227,7 @@ struct xhci_ctrl {
struct xhci_intr_reg *ir_set;
struct xhci_erst erst;
struct xhci_erst_entry entry[ERST_NUM_SEGS];
+ struct xhci_scratchpad *scratchpad;
struct xhci_virt_device *devs[MAX_HC_SLOTS];
int rootdev;
};
@@ -1244,8 +1247,8 @@ void xhci_endpoint_copy(struct xhci_ctrl *ctrl,
void xhci_slot_copy(struct xhci_ctrl *ctrl,
struct xhci_container_ctx *in_ctx,
struct xhci_container_ctx *out_ctx);
-void xhci_setup_addressable_virt_dev(struct xhci_ctrl *ctrl, int slot_id,
- int speed, int hop_portnr);
+void xhci_setup_addressable_virt_dev(struct xhci_ctrl *ctrl,
+ struct usb_device *udev, int hop_portnr);
void xhci_queue_command(struct xhci_ctrl *ctrl, u8 *ptr,
u32 slot_id, u32 ep_index, trb_type cmd);
void xhci_acknowledge_event(struct xhci_ctrl *ctrl);