]> git.kernelconcepts.de Git - karo-tx-uboot.git/blobdiff - drivers/usb/host/ohci-hcd.c
usb: create common header virtual root hub descriptors
[karo-tx-uboot.git] / drivers / usb / host / ohci-hcd.c
index d2469789628b4924ae248ca56f5b403feded36fd..dc0a4e31796356d818aa959acf52bf49ee002eae 100644 (file)
  * Modified for the MP2USB by (C) Copyright 2005 Eric Benard
  * ebenard@eukrea.com - based on s3c24x0's driver
  *
- * See file CREDITS for list of people who contributed to this
- * project.
- *
- * This program is free software; you can redistribute it and/or
- * modify it under the terms of the GNU General Public License as
- * published by the Free Software Foundation; either version 2 of
- * the License, or (at your option) any later version.
- *
- * This program is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
- * GNU General Public License for more details.
- *
- * You should have received a copy of the GNU General Public License
- * along with this program; if not, write to the Free Software
- * Foundation, Inc., 59 Temple Place, Suite 330, Boston,
- * MA 02111-1307 USA
- *
+ * SPDX-License-Identifier:    GPL-2.0+
  */
 /*
  * IMPORTANT NOTES
@@ -66,7 +49,6 @@
 
 #if defined(CONFIG_ARM920T) || \
     defined(CONFIG_S3C24X0) || \
-    defined(CONFIG_S3C6400) || \
     defined(CONFIG_440EP) || \
     defined(CONFIG_PCI_OHCI) || \
     defined(CONFIG_MPC5200) || \
@@ -803,7 +785,7 @@ static ed_t *ep_add_ed(struct usb_device *usb_dev, unsigned long pipe,
                        | (usb_pipeisoc(pipe)? 0x8000: 0)
                        | (usb_pipecontrol(pipe)? 0: \
                                           (usb_pipeout(pipe)? 0x800: 0x1000))
-                       | usb_pipeslow(pipe) << 13
+                       | (usb_dev->speed == USB_SPEED_LOW) << 13
                        | usb_maxpacket(usb_dev, pipe) << 16);
 
        if (ed->type == PIPE_INTERRUPT && ed->state == ED_UNLINK) {
@@ -965,10 +947,9 @@ static void td_submit_job(struct usb_device *dev, unsigned long pipe,
 
 static void dl_transfer_length(td_t *td)
 {
-       __u32 tdINFO, tdBE, tdCBP;
+       __u32 tdBE, tdCBP;
        urb_priv_t *lurb_priv = td->ed->purb;
 
-       tdINFO = m32_swap(td->hwINFO);
        tdBE   = m32_swap(td->hwBE);
        tdCBP  = m32_swap(td->hwCBP);
 
@@ -1113,103 +1094,7 @@ static int dl_done_list(ohci_t *ohci)
  * Virtual Root Hub
  *-------------------------------------------------------------------------*/
 
-/* Device descriptor */
-static __u8 root_hub_dev_des[] =
-{
-       0x12,       /*  __u8  bLength; */
-       0x01,       /*  __u8  bDescriptorType; Device */
-       0x10,       /*  __u16 bcdUSB; v1.1 */
-       0x01,
-       0x09,       /*  __u8  bDeviceClass; HUB_CLASSCODE */
-       0x00,       /*  __u8  bDeviceSubClass; */
-       0x00,       /*  __u8  bDeviceProtocol; */
-       0x08,       /*  __u8  bMaxPacketSize0; 8 Bytes */
-       0x00,       /*  __u16 idVendor; */
-       0x00,
-       0x00,       /*  __u16 idProduct; */
-       0x00,
-       0x00,       /*  __u16 bcdDevice; */
-       0x00,
-       0x00,       /*  __u8  iManufacturer; */
-       0x01,       /*  __u8  iProduct; */
-       0x00,       /*  __u8  iSerialNumber; */
-       0x01        /*  __u8  bNumConfigurations; */
-};
-
-/* Configuration descriptor */
-static __u8 root_hub_config_des[] =
-{
-       0x09,       /*  __u8  bLength; */
-       0x02,       /*  __u8  bDescriptorType; Configuration */
-       0x19,       /*  __u16 wTotalLength; */
-       0x00,
-       0x01,       /*  __u8  bNumInterfaces; */
-       0x01,       /*  __u8  bConfigurationValue; */
-       0x00,       /*  __u8  iConfiguration; */
-       0x40,       /*  __u8  bmAttributes;
-        Bit 7: Bus-powered, 6: Self-powered, 5 Remote-wakwup, 4..0: resvd */
-       0x00,       /*  __u8  MaxPower; */
-
-       /* interface */
-       0x09,       /*  __u8  if_bLength; */
-       0x04,       /*  __u8  if_bDescriptorType; Interface */
-       0x00,       /*  __u8  if_bInterfaceNumber; */
-       0x00,       /*  __u8  if_bAlternateSetting; */
-       0x01,       /*  __u8  if_bNumEndpoints; */
-       0x09,       /*  __u8  if_bInterfaceClass; HUB_CLASSCODE */
-       0x00,       /*  __u8  if_bInterfaceSubClass; */
-       0x00,       /*  __u8  if_bInterfaceProtocol; */
-       0x00,       /*  __u8  if_iInterface; */
-
-       /* endpoint */
-       0x07,       /*  __u8  ep_bLength; */
-       0x05,       /*  __u8  ep_bDescriptorType; Endpoint */
-       0x81,       /*  __u8  ep_bEndpointAddress; IN Endpoint 1 */
-       0x03,       /*  __u8  ep_bmAttributes; Interrupt */
-       0x02,       /*  __u16 ep_wMaxPacketSize; ((MAX_ROOT_PORTS + 1) / 8 */
-       0x00,
-       0xff        /*  __u8  ep_bInterval; 255 ms */
-};
-
-static unsigned char root_hub_str_index0[] =
-{
-       0x04,                   /*  __u8  bLength; */
-       0x03,                   /*  __u8  bDescriptorType; String-descriptor */
-       0x09,                   /*  __u8  lang ID */
-       0x04,                   /*  __u8  lang ID */
-};
-
-static unsigned char root_hub_str_index1[] =
-{
-       28,                     /*  __u8  bLength; */
-       0x03,                   /*  __u8  bDescriptorType; String-descriptor */
-       'O',                    /*  __u8  Unicode */
-       0,                              /*  __u8  Unicode */
-       'H',                    /*  __u8  Unicode */
-       0,                              /*  __u8  Unicode */
-       'C',                    /*  __u8  Unicode */
-       0,                              /*  __u8  Unicode */
-       'I',                    /*  __u8  Unicode */
-       0,                              /*  __u8  Unicode */
-       ' ',                    /*  __u8  Unicode */
-       0,                              /*  __u8  Unicode */
-       'R',                    /*  __u8  Unicode */
-       0,                              /*  __u8  Unicode */
-       'o',                    /*  __u8  Unicode */
-       0,                              /*  __u8  Unicode */
-       'o',                    /*  __u8  Unicode */
-       0,                              /*  __u8  Unicode */
-       't',                    /*  __u8  Unicode */
-       0,                              /*  __u8  Unicode */
-       ' ',                    /*  __u8  Unicode */
-       0,                              /*  __u8  Unicode */
-       'H',                    /*  __u8  Unicode */
-       0,                              /*  __u8  Unicode */
-       'u',                    /*  __u8  Unicode */
-       0,                              /*  __u8  Unicode */
-       'b',                    /*  __u8  Unicode */
-       0,                              /*  __u8  Unicode */
-};
+#include <usbroothubdes.h>
 
 /* Hub class-specific descriptor is constructed dynamically */
 
@@ -1262,18 +1147,17 @@ static int ohci_submit_rh_msg(struct usb_device *dev, unsigned long pipe,
        int leni = transfer_len;
        int len = 0;
        int stat = 0;
-       __u32 datab[4];
-       __u8 *data_buf = (__u8 *)datab;
        __u16 bmRType_bReq;
        __u16 wValue;
        __u16 wIndex;
        __u16 wLength;
+       ALLOC_ALIGN_BUFFER(__u8, databuf, 16, sizeof(u32));
 
 #ifdef DEBUG
 pkt_print(NULL, dev, pipe, buffer, transfer_len,
          cmd, "SUB(rh)", usb_pipein(pipe));
 #else
-       wait_ms(1);
+       mdelay(1);
 #endif
        if (usb_pipeint(pipe)) {
                info("Root-Hub submit IRQ: NOT implemented");
@@ -1298,20 +1182,20 @@ pkt_print(NULL, dev, pipe, buffer, transfer_len,
        */
 
        case RH_GET_STATUS:
-               *(__u16 *) data_buf = cpu_to_le16(1);
+               *(u16 *)databuf = cpu_to_le16(1);
                OK(2);
        case RH_GET_STATUS | RH_INTERFACE:
-               *(__u16 *) data_buf = cpu_to_le16(0);
+               *(u16 *)databuf = cpu_to_le16(0);
                OK(2);
        case RH_GET_STATUS | RH_ENDPOINT:
-               *(__u16 *) data_buf = cpu_to_le16(0);
+               *(u16 *)databuf = cpu_to_le16(0);
                OK(2);
        case RH_GET_STATUS | RH_CLASS:
-               *(__u32 *) data_buf = cpu_to_le32(
+               *(u32 *)databuf = cpu_to_le32(
                                RD_RH_STAT & ~(RH_HS_CRWE | RH_HS_DRWE));
                OK(4);
        case RH_GET_STATUS | RH_OTHER | RH_CLASS:
-               *(__u32 *) data_buf = cpu_to_le32(RD_RH_PORTSTAT);
+               *(u32 *)databuf = cpu_to_le32(RD_RH_PORTSTAT);
                OK(4);
 
        case RH_CLEAR_FEATURE | RH_ENDPOINT:
@@ -1354,7 +1238,7 @@ pkt_print(NULL, dev, pipe, buffer, transfer_len,
                        OK(0);
                case (RH_PORT_POWER):
                        WR_RH_PORTSTAT(RH_PS_PPS);
-                       wait_ms(100);
+                       mdelay(100);
                        OK(0);
                case (RH_PORT_ENABLE): /* BUG IN HUP CODE *********/
                        if (RD_RH_PORTSTAT & RH_PS_CCS)
@@ -1375,14 +1259,14 @@ pkt_print(NULL, dev, pipe, buffer, transfer_len,
                                        min_t(unsigned int,
                                        sizeof(root_hub_dev_des),
                                        wLength));
-                       data_buf = root_hub_dev_des; OK(len);
+                       databuf = root_hub_dev_des; OK(len);
                case (0x02): /* configuration descriptor */
                        len = min_t(unsigned int,
                                        leni,
                                        min_t(unsigned int,
                                        sizeof(root_hub_config_des),
                                        wLength));
-                       data_buf = root_hub_config_des; OK(len);
+                       databuf = root_hub_config_des; OK(len);
                case (0x03): /* string descriptors */
                        if (wValue == 0x0300) {
                                len = min_t(unsigned int,
@@ -1390,7 +1274,7 @@ pkt_print(NULL, dev, pipe, buffer, transfer_len,
                                                min_t(unsigned int,
                                                sizeof(root_hub_str_index0),
                                                wLength));
-                               data_buf = root_hub_str_index0;
+                               databuf = root_hub_str_index0;
                                OK(len);
                        }
                        if (wValue == 0x0301) {
@@ -1399,7 +1283,7 @@ pkt_print(NULL, dev, pipe, buffer, transfer_len,
                                                min_t(unsigned int,
                                                sizeof(root_hub_str_index1),
                                                wLength));
-                               data_buf = root_hub_str_index1;
+                               databuf = root_hub_str_index1;
                                OK(len);
                }
                default:
@@ -1411,41 +1295,45 @@ pkt_print(NULL, dev, pipe, buffer, transfer_len,
        {
                __u32 temp = roothub_a(&gohci);
 
-               data_buf [0] = 9;               /* min length; */
-               data_buf [1] = 0x29;
-               data_buf [2] = temp & RH_A_NDP;
+               databuf[0] = 9;         /* min length; */
+               databuf[1] = 0x29;
+               databuf[2] = temp & RH_A_NDP;
 #ifdef CONFIG_AT91C_PQFP_UHPBUG
-               data_buf [2] = (data_buf [2] == 2) ? 1:0;
+               databuf[2] = (databuf[2] == 2) ? 1 : 0;
 #endif
-               data_buf [3] = 0;
+               databuf[3] = 0;
                if (temp & RH_A_PSM)    /* per-port power switching? */
-                       data_buf [3] |= 0x1;
+                       databuf[3] |= 0x1;
                if (temp & RH_A_NOCP)   /* no overcurrent reporting? */
-                       data_buf [3] |= 0x10;
+                       databuf[3] |= 0x10;
                else if (temp & RH_A_OCPM)/* per-port overcurrent reporting? */
-                       data_buf [3] |= 0x8;
+                       databuf[3] |= 0x8;
 
-               /* corresponds to data_buf[4-7] */
-               datab [1] = 0;
-               data_buf [5] = (temp & RH_A_POTPGT) >> 24;
+               databuf[4] = 0;
+               databuf[5] = (temp & RH_A_POTPGT) >> 24;
+               databuf[6] = 0;
                temp = roothub_b(&gohci);
-               data_buf [7] = temp & RH_B_DR;
-               if (data_buf [2] < 7) {
-                       data_buf [8] = 0xff;
+               databuf[7] = temp & RH_B_DR;
+               if (databuf[2] < 7) {
+                       databuf[8] = 0xff;
                } else {
-                       data_buf [0] += 2;
-                       data_buf [8] = (temp & RH_B_DR) >> 8;
-                       data_buf [10] = data_buf [9] = 0xff;
+                       databuf[0] += 2;
+                       databuf[8] = (temp & RH_B_DR) >> 8;
+                       databuf[10] = databuf[9] = 0xff;
                }
 
                len = min_t(unsigned int, leni,
-                           min_t(unsigned int, data_buf [0], wLength));
+                           min_t(unsigned int, databuf[0], wLength));
                OK(len);
        }
 
-       case RH_GET_CONFIGURATION:      *(__u8 *) data_buf = 0x01; OK(1);
+       case RH_GET_CONFIGURATION:
+               databuf[0] = 0x01;
+               OK(1);
 
-       case RH_SET_CONFIGURATION:      WR_RH_STAT(0x10000); OK(0);
+       case RH_SET_CONFIGURATION:
+               WR_RH_STAT(0x10000);
+               OK(0);
 
        default:
                dbg("unsupported root hub command");
@@ -1455,12 +1343,12 @@ pkt_print(NULL, dev, pipe, buffer, transfer_len,
 #ifdef DEBUG
        ohci_dump_roothub(&gohci, 1);
 #else
-       wait_ms(1);
+       mdelay(1);
 #endif
 
        len = min_t(int, len, leni);
-       if (data != data_buf)
-           memcpy(data, data_buf, len);
+       if (data != databuf)
+               memcpy(data, databuf, len);
        dev->act_len = len;
        dev->status = stat;
 
@@ -1468,7 +1356,7 @@ pkt_print(NULL, dev, pipe, buffer, transfer_len,
        pkt_print(NULL, dev, pipe, buffer,
                  transfer_len, cmd, "RET(rh)", 0/*usb_pipein(pipe)*/);
 #else
-       wait_ms(1);
+       mdelay(1);
 #endif
 
        return stat;
@@ -1506,7 +1394,7 @@ int submit_common_msg(struct usb_device *dev, unsigned long pipe, void *buffer,
        pkt_print(urb, dev, pipe, buffer, transfer_len,
                  setup, "SUB", usb_pipein(pipe));
 #else
-       wait_ms(1);
+       mdelay(1);
 #endif
        if (!maxsize) {
                err("submit_common_message: pipesize for pipe %lx is zero",
@@ -1520,16 +1408,11 @@ int submit_common_msg(struct usb_device *dev, unsigned long pipe, void *buffer,
        }
 
 #if 0
-       wait_ms(10);
+       mdelay(10);
        /* ohci_dump_status(&gohci); */
 #endif
 
-       /* allow more time for a BULK device to react - some are slow */
-#define BULK_TO         5000   /* timeout in milliseconds */
-       if (usb_pipebulk(pipe))
-               timeout = BULK_TO;
-       else
-               timeout = 1000;
+       timeout = USB_TIMEOUT_MS(pipe);
 
        /* wait for it to complete */
        for (;;) {
@@ -1555,7 +1438,7 @@ int submit_common_msg(struct usb_device *dev, unsigned long pipe, void *buffer,
                }
 
                if (--timeout) {
-                       wait_ms(1);
+                       mdelay(1);
                        if (!urb->finished)
                                dbg("*");
 
@@ -1569,13 +1452,13 @@ int submit_common_msg(struct usb_device *dev, unsigned long pipe, void *buffer,
        }
 
        dev->status = stat;
-       dev->act_len = transfer_len;
+       dev->act_len = urb->actual_length;
 
 #ifdef DEBUG
        pkt_print(urb, dev, pipe, buffer, transfer_len,
                  setup, "RET(ctlr)", usb_pipein(pipe));
 #else
-       wait_ms(1);
+       mdelay(1);
 #endif
 
        /* free TDs in urb_priv */
@@ -1602,7 +1485,7 @@ int submit_control_msg(struct usb_device *dev, unsigned long pipe, void *buffer,
        pkt_print(NULL, dev, pipe, buffer, transfer_len,
                  setup, "SUB", usb_pipein(pipe));
 #else
-       wait_ms(1);
+       mdelay(1);
 #endif
        if (!maxsize) {
                err("submit_control_message: pipesize for pipe %lx is zero",
@@ -1672,7 +1555,7 @@ static int hc_reset(ohci_t *ohci)
                ohci_writel(OHCI_OCR, &ohci->regs->cmdstatus);
                info("USB HC TakeOver from SMM");
                while (ohci_readl(&ohci->regs->control) & OHCI_CTRL_IR) {
-                       wait_ms(10);
+                       mdelay(10);
                        if (--smm_timeout == 0) {
                                err("USB HC TakeOver failed!");
                                return -1;
@@ -1755,7 +1638,6 @@ static int hc_start(ohci_t *ohci)
        ohci_writel(RH_HS_LPSC, &ohci->regs->roothub.status);
 #endif /* OHCI_USE_NPS */
 
-#define mdelay(n) ({unsigned long msec = (n); while (msec--) udelay(1000); })
        /* POTPGT delay is bits 24-31, in 2 ms units. */
        mdelay((roothub_a(ohci) >> 23) & 0x1fe);
 
@@ -1767,12 +1649,6 @@ static int hc_start(ohci_t *ohci)
 
 /*-------------------------------------------------------------------------*/
 
-/* Poll USB interrupt. */
-void usb_event_poll(void)
-{
-       hc_interrupt();
-}
-
 /* an interrupt happens */
 
 static int hc_interrupt(void)
@@ -1815,7 +1691,7 @@ static int hc_interrupt(void)
 #ifdef DEBUG
                ohci_dump(ohci, 1);
 #else
-               wait_ms(1);
+               mdelay(1);
 #endif
                /* FIXME: be optimistic, hope that bug won't repeat often. */
                /* Make some non-interrupt context restart the controller. */
@@ -1826,7 +1702,7 @@ static int hc_interrupt(void)
        }
 
        if (ints & OHCI_INTR_WDH) {
-               wait_ms(1);
+               mdelay(1);
                ohci_writel(OHCI_INTR_WDH, &regs->intrdisable);
                (void)ohci_readl(&regs->intrdisable); /* flush */
                stat = dl_done_list(&gohci);
@@ -1843,7 +1719,7 @@ static int hc_interrupt(void)
        /* FIXME:  this assumes SOF (1/ms) interrupts don't get lost... */
        if (ints & OHCI_INTR_SF) {
                unsigned int frame = m16_swap(ohci->hcca->frame_no) & 1;
-               wait_ms(1);
+               mdelay(1);
                ohci_writel(OHCI_INTR_SF, &regs->intrdisable);
                if (ohci->ed_rm_list[frame] != NULL)
                        ohci_writel(OHCI_INTR_SF, &regs->intrenable);
@@ -1875,7 +1751,7 @@ static void hc_release_ohci(ohci_t *ohci)
  */
 static char ohci_inited = 0;
 
-int usb_lowlevel_init(void)
+int usb_lowlevel_init(int index, enum usb_init_type init, void **controller)
 {
 #ifdef CONFIG_PCI_OHCI
        pci_dev_t pdev;
@@ -1889,7 +1765,7 @@ int usb_lowlevel_init(void)
 
 #ifdef CONFIG_SYS_USB_OHCI_BOARD_INIT
        /*  board dependant init */
-       if (usb_board_init())
+       if (board_usb_init(index, USB_INIT_HOST))
                return -1;
 #endif
        memset(&gohci, 0, sizeof(ohci_t));
@@ -1946,7 +1822,7 @@ int usb_lowlevel_init(void)
                err ("can't reset usb-%s", gohci.slot_name);
 #ifdef CONFIG_SYS_USB_OHCI_BOARD_INIT
                /* board dependant cleanup */
-               usb_board_init_fail();
+               board_usb_cleanup(index, USB_INIT_HOST);
 #endif
 
 #ifdef CONFIG_SYS_USB_OHCI_CPU_INIT
@@ -1975,13 +1851,13 @@ int usb_lowlevel_init(void)
 #ifdef DEBUG
        ohci_dump(&gohci, 1);
 #else
-       wait_ms(1);
+       mdelay(1);
 #endif
        ohci_inited = 1;
        return 0;
 }
 
-int usb_lowlevel_stop(void)
+int usb_lowlevel_stop(int index)
 {
        /* this gets called really early - before the controller has */
        /* even been initialized! */