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-rw-r--r--drivers/usb/host/Kconfig8
-rw-r--r--drivers/usb/host/ehci-au1xxx.c1
-rw-r--r--drivers/usb/host/ehci-fsl.c7
-rw-r--r--drivers/usb/host/ehci-hub.c16
-rw-r--r--drivers/usb/host/ehci-ixp4xx.c4
-rw-r--r--drivers/usb/host/ehci-orion.c10
-rw-r--r--drivers/usb/host/ehci-pci.c4
-rw-r--r--drivers/usb/host/ehci-ppc-of.c2
-rw-r--r--drivers/usb/host/ehci-ppc-soc.c1
-rw-r--r--drivers/usb/host/ehci-ps3.c1
-rw-r--r--drivers/usb/host/ehci-sched.c67
-rw-r--r--drivers/usb/host/ehci.h24
-rw-r--r--drivers/usb/host/isp1760-hcd.c8
-rw-r--r--drivers/usb/host/isp1760-if.c4
-rw-r--r--drivers/usb/host/ohci-at91.c1
-rw-r--r--drivers/usb/host/ohci-au1xxx.c3
-rw-r--r--drivers/usb/host/ohci-ep93xx.c1
-rw-r--r--drivers/usb/host/ohci-hcd.c15
-rw-r--r--drivers/usb/host/ohci-hub.c53
-rw-r--r--drivers/usb/host/ohci-lh7a404.c3
-rw-r--r--drivers/usb/host/ohci-omap.c1
-rw-r--r--drivers/usb/host/ohci-pci.c1
-rw-r--r--drivers/usb/host/ohci-pnx4008.c1
-rw-r--r--drivers/usb/host/ohci-pnx8550.c1
-rw-r--r--drivers/usb/host/ohci-ppc-of.c1
-rw-r--r--drivers/usb/host/ohci-ppc-soc.c1
-rw-r--r--drivers/usb/host/ohci-ps3.c1
-rw-r--r--drivers/usb/host/ohci-pxa27x.c1
-rw-r--r--drivers/usb/host/ohci-q.c12
-rw-r--r--drivers/usb/host/ohci-s3c2410.c3
-rw-r--r--drivers/usb/host/ohci-sa1111.c3
-rw-r--r--drivers/usb/host/ohci-sh.c1
-rw-r--r--drivers/usb/host/ohci-sm501.c1
-rw-r--r--drivers/usb/host/ohci-ssb.c1
-rw-r--r--drivers/usb/host/u132-hcd.c11
35 files changed, 178 insertions, 95 deletions
diff --git a/drivers/usb/host/Kconfig b/drivers/usb/host/Kconfig
index 1ef6df395e0c..228797e54f9c 100644
--- a/drivers/usb/host/Kconfig
+++ b/drivers/usb/host/Kconfig
@@ -300,8 +300,8 @@ config USB_R8A66597_HCD
300 module will be called r8a66597-hcd. 300 module will be called r8a66597-hcd.
301 301
302config SUPERH_ON_CHIP_R8A66597 302config SUPERH_ON_CHIP_R8A66597
303 boolean "Enable SuperH on-chip USB like the R8A66597" 303 boolean "Enable SuperH on-chip R8A66597 USB"
304 depends on USB_R8A66597_HCD && CPU_SUBTYPE_SH7366 304 depends on USB_R8A66597_HCD && (CPU_SUBTYPE_SH7366 || CPU_SUBTYPE_SH7723)
305 help 305 help
306 Renesas SuperH processor has USB like the R8A66597. 306 This driver enables support for the on-chip R8A66597 in the
307 This driver supported processor is SH7366. 307 SH7366 and SH7723 processors.
diff --git a/drivers/usb/host/ehci-au1xxx.c b/drivers/usb/host/ehci-au1xxx.c
index 8b5f991e949c..08a4335401a9 100644
--- a/drivers/usb/host/ehci-au1xxx.c
+++ b/drivers/usb/host/ehci-au1xxx.c
@@ -223,6 +223,7 @@ static const struct hc_driver ehci_au1xxx_hc_driver = {
223 .bus_suspend = ehci_bus_suspend, 223 .bus_suspend = ehci_bus_suspend,
224 .bus_resume = ehci_bus_resume, 224 .bus_resume = ehci_bus_resume,
225 .relinquish_port = ehci_relinquish_port, 225 .relinquish_port = ehci_relinquish_port,
226 .port_handed_over = ehci_port_handed_over,
226}; 227};
227 228
228/*-------------------------------------------------------------------------*/ 229/*-------------------------------------------------------------------------*/
diff --git a/drivers/usb/host/ehci-fsl.c b/drivers/usb/host/ehci-fsl.c
index 6d9bed6c1f48..7370d6187c64 100644
--- a/drivers/usb/host/ehci-fsl.c
+++ b/drivers/usb/host/ehci-fsl.c
@@ -269,7 +269,7 @@ static int ehci_fsl_setup(struct usb_hcd *hcd)
269 if (retval) 269 if (retval)
270 return retval; 270 return retval;
271 271
272 ehci->is_tdi_rh_tt = 1; 272 hcd->has_tt = 1;
273 273
274 ehci->sbrn = 0x20; 274 ehci->sbrn = 0x20;
275 275
@@ -295,10 +295,6 @@ static const struct hc_driver ehci_fsl_hc_driver = {
295 */ 295 */
296 .reset = ehci_fsl_setup, 296 .reset = ehci_fsl_setup,
297 .start = ehci_run, 297 .start = ehci_run,
298#ifdef CONFIG_PM
299 .suspend = ehci_bus_suspend,
300 .resume = ehci_bus_resume,
301#endif
302 .stop = ehci_stop, 298 .stop = ehci_stop,
303 .shutdown = ehci_shutdown, 299 .shutdown = ehci_shutdown,
304 300
@@ -322,6 +318,7 @@ static const struct hc_driver ehci_fsl_hc_driver = {
322 .bus_suspend = ehci_bus_suspend, 318 .bus_suspend = ehci_bus_suspend,
323 .bus_resume = ehci_bus_resume, 319 .bus_resume = ehci_bus_resume,
324 .relinquish_port = ehci_relinquish_port, 320 .relinquish_port = ehci_relinquish_port,
321 .port_handed_over = ehci_port_handed_over,
325}; 322};
326 323
327static int ehci_fsl_drv_probe(struct platform_device *pdev) 324static int ehci_fsl_drv_probe(struct platform_device *pdev)
diff --git a/drivers/usb/host/ehci-hub.c b/drivers/usb/host/ehci-hub.c
index 382587c4457c..740835bb8575 100644
--- a/drivers/usb/host/ehci-hub.c
+++ b/drivers/usb/host/ehci-hub.c
@@ -609,7 +609,7 @@ static int ehci_hub_control (
609 } 609 }
610 break; 610 break;
611 case USB_PORT_FEAT_C_SUSPEND: 611 case USB_PORT_FEAT_C_SUSPEND:
612 /* we auto-clear this feature */ 612 clear_bit(wIndex, &ehci->port_c_suspend);
613 break; 613 break;
614 case USB_PORT_FEAT_POWER: 614 case USB_PORT_FEAT_POWER:
615 if (HCS_PPC (ehci->hcs_params)) 615 if (HCS_PPC (ehci->hcs_params))
@@ -688,7 +688,7 @@ static int ehci_hub_control (
688 /* resume completed? */ 688 /* resume completed? */
689 else if (time_after_eq(jiffies, 689 else if (time_after_eq(jiffies,
690 ehci->reset_done[wIndex])) { 690 ehci->reset_done[wIndex])) {
691 status |= 1 << USB_PORT_FEAT_C_SUSPEND; 691 set_bit(wIndex, &ehci->port_c_suspend);
692 ehci->reset_done[wIndex] = 0; 692 ehci->reset_done[wIndex] = 0;
693 693
694 /* stop resume signaling */ 694 /* stop resume signaling */
@@ -765,6 +765,8 @@ static int ehci_hub_control (
765 status |= 1 << USB_PORT_FEAT_RESET; 765 status |= 1 << USB_PORT_FEAT_RESET;
766 if (temp & PORT_POWER) 766 if (temp & PORT_POWER)
767 status |= 1 << USB_PORT_FEAT_POWER; 767 status |= 1 << USB_PORT_FEAT_POWER;
768 if (test_bit(wIndex, &ehci->port_c_suspend))
769 status |= 1 << USB_PORT_FEAT_C_SUSPEND;
768 770
769#ifndef VERBOSE_DEBUG 771#ifndef VERBOSE_DEBUG
770 if (status & ~0xffff) /* only if wPortChange is interesting */ 772 if (status & ~0xffff) /* only if wPortChange is interesting */
@@ -875,3 +877,13 @@ static void ehci_relinquish_port(struct usb_hcd *hcd, int portnum)
875 set_owner(ehci, --portnum, PORT_OWNER); 877 set_owner(ehci, --portnum, PORT_OWNER);
876} 878}
877 879
880static int ehci_port_handed_over(struct usb_hcd *hcd, int portnum)
881{
882 struct ehci_hcd *ehci = hcd_to_ehci(hcd);
883 u32 __iomem *reg;
884
885 if (ehci_is_TDI(ehci))
886 return 0;
887 reg = &ehci->regs->port_status[portnum - 1];
888 return ehci_readl(ehci, reg) & PORT_OWNER;
889}
diff --git a/drivers/usb/host/ehci-ixp4xx.c b/drivers/usb/host/ehci-ixp4xx.c
index 601c8795a854..9d042f220097 100644
--- a/drivers/usb/host/ehci-ixp4xx.c
+++ b/drivers/usb/host/ehci-ixp4xx.c
@@ -26,7 +26,7 @@ static int ixp4xx_ehci_init(struct usb_hcd *hcd)
26 + HC_LENGTH(ehci_readl(ehci, &ehci->caps->hc_capbase)); 26 + HC_LENGTH(ehci_readl(ehci, &ehci->caps->hc_capbase));
27 ehci->hcs_params = ehci_readl(ehci, &ehci->caps->hcs_params); 27 ehci->hcs_params = ehci_readl(ehci, &ehci->caps->hcs_params);
28 28
29 ehci->is_tdi_rh_tt = 1; 29 hcd->has_tt = 1;
30 ehci_reset(ehci); 30 ehci_reset(ehci);
31 31
32 retval = ehci_init(hcd); 32 retval = ehci_init(hcd);
@@ -58,6 +58,8 @@ static const struct hc_driver ixp4xx_ehci_hc_driver = {
58 .bus_suspend = ehci_bus_suspend, 58 .bus_suspend = ehci_bus_suspend,
59 .bus_resume = ehci_bus_resume, 59 .bus_resume = ehci_bus_resume,
60#endif 60#endif
61 .relinquish_port = ehci_relinquish_port,
62 .port_handed_over = ehci_port_handed_over,
61}; 63};
62 64
63static int ixp4xx_ehci_probe(struct platform_device *pdev) 65static int ixp4xx_ehci_probe(struct platform_device *pdev)
diff --git a/drivers/usb/host/ehci-orion.c b/drivers/usb/host/ehci-orion.c
index d187d0313742..ab625f0ba1d9 100644
--- a/drivers/usb/host/ehci-orion.c
+++ b/drivers/usb/host/ehci-orion.c
@@ -115,6 +115,8 @@ static int ehci_orion_setup(struct usb_hcd *hcd)
115 if (retval) 115 if (retval)
116 return retval; 116 return retval;
117 117
118 hcd->has_tt = 1;
119
118 ehci_reset(ehci); 120 ehci_reset(ehci);
119 ehci_port_power(ehci, 0); 121 ehci_port_power(ehci, 0);
120 122
@@ -137,10 +139,6 @@ static const struct hc_driver ehci_orion_hc_driver = {
137 */ 139 */
138 .reset = ehci_orion_setup, 140 .reset = ehci_orion_setup,
139 .start = ehci_run, 141 .start = ehci_run,
140#ifdef CONFIG_PM
141 .suspend = ehci_bus_suspend,
142 .resume = ehci_bus_resume,
143#endif
144 .stop = ehci_stop, 142 .stop = ehci_stop,
145 .shutdown = ehci_shutdown, 143 .shutdown = ehci_shutdown,
146 144
@@ -163,6 +161,8 @@ static const struct hc_driver ehci_orion_hc_driver = {
163 .hub_control = ehci_hub_control, 161 .hub_control = ehci_hub_control,
164 .bus_suspend = ehci_bus_suspend, 162 .bus_suspend = ehci_bus_suspend,
165 .bus_resume = ehci_bus_resume, 163 .bus_resume = ehci_bus_resume,
164 .relinquish_port = ehci_relinquish_port,
165 .port_handed_over = ehci_port_handed_over,
166}; 166};
167 167
168static void __init 168static void __init
@@ -248,7 +248,7 @@ static int __init ehci_orion_drv_probe(struct platform_device *pdev)
248 ehci->regs = hcd->regs + 0x100 + 248 ehci->regs = hcd->regs + 0x100 +
249 HC_LENGTH(ehci_readl(ehci, &ehci->caps->hc_capbase)); 249 HC_LENGTH(ehci_readl(ehci, &ehci->caps->hc_capbase));
250 ehci->hcs_params = ehci_readl(ehci, &ehci->caps->hcs_params); 250 ehci->hcs_params = ehci_readl(ehci, &ehci->caps->hcs_params);
251 ehci->is_tdi_rh_tt = 1; 251 hcd->has_tt = 1;
252 ehci->sbrn = 0x20; 252 ehci->sbrn = 0x20;
253 253
254 /* 254 /*
diff --git a/drivers/usb/host/ehci-pci.c b/drivers/usb/host/ehci-pci.c
index 5bb7f6bb13f3..c46a58f9181d 100644
--- a/drivers/usb/host/ehci-pci.c
+++ b/drivers/usb/host/ehci-pci.c
@@ -129,7 +129,6 @@ static int ehci_pci_setup(struct usb_hcd *hcd)
129 switch (pdev->vendor) { 129 switch (pdev->vendor) {
130 case PCI_VENDOR_ID_TDI: 130 case PCI_VENDOR_ID_TDI:
131 if (pdev->device == PCI_DEVICE_ID_TDI_EHCI) { 131 if (pdev->device == PCI_DEVICE_ID_TDI_EHCI) {
132 ehci->is_tdi_rh_tt = 1;
133 hcd->has_tt = 1; 132 hcd->has_tt = 1;
134 tdi_reset(ehci); 133 tdi_reset(ehci);
135 } 134 }
@@ -379,7 +378,8 @@ static const struct hc_driver ehci_pci_hc_driver = {
379 .hub_control = ehci_hub_control, 378 .hub_control = ehci_hub_control,
380 .bus_suspend = ehci_bus_suspend, 379 .bus_suspend = ehci_bus_suspend,
381 .bus_resume = ehci_bus_resume, 380 .bus_resume = ehci_bus_resume,
382 .relinquish_port = ehci_relinquish_port, 381 .relinquish_port = ehci_relinquish_port,
382 .port_handed_over = ehci_port_handed_over,
383}; 383};
384 384
385/*-------------------------------------------------------------------------*/ 385/*-------------------------------------------------------------------------*/
diff --git a/drivers/usb/host/ehci-ppc-of.c b/drivers/usb/host/ehci-ppc-of.c
index ee305b1f99ff..b018deed2e8f 100644
--- a/drivers/usb/host/ehci-ppc-of.c
+++ b/drivers/usb/host/ehci-ppc-of.c
@@ -76,6 +76,8 @@ static const struct hc_driver ehci_ppc_of_hc_driver = {
76 .bus_suspend = ehci_bus_suspend, 76 .bus_suspend = ehci_bus_suspend,
77 .bus_resume = ehci_bus_resume, 77 .bus_resume = ehci_bus_resume,
78#endif 78#endif
79 .relinquish_port = ehci_relinquish_port,
80 .port_handed_over = ehci_port_handed_over,
79}; 81};
80 82
81 83
diff --git a/drivers/usb/host/ehci-ppc-soc.c b/drivers/usb/host/ehci-ppc-soc.c
index 6c76036783a1..529590eb4037 100644
--- a/drivers/usb/host/ehci-ppc-soc.c
+++ b/drivers/usb/host/ehci-ppc-soc.c
@@ -163,6 +163,7 @@ static const struct hc_driver ehci_ppc_soc_hc_driver = {
163 .bus_suspend = ehci_bus_suspend, 163 .bus_suspend = ehci_bus_suspend,
164 .bus_resume = ehci_bus_resume, 164 .bus_resume = ehci_bus_resume,
165 .relinquish_port = ehci_relinquish_port, 165 .relinquish_port = ehci_relinquish_port,
166 .port_handed_over = ehci_port_handed_over,
166}; 167};
167 168
168static int ehci_hcd_ppc_soc_drv_probe(struct platform_device *pdev) 169static int ehci_hcd_ppc_soc_drv_probe(struct platform_device *pdev)
diff --git a/drivers/usb/host/ehci-ps3.c b/drivers/usb/host/ehci-ps3.c
index 69782221bcf3..37e6abeb794c 100644
--- a/drivers/usb/host/ehci-ps3.c
+++ b/drivers/usb/host/ehci-ps3.c
@@ -73,6 +73,7 @@ static const struct hc_driver ps3_ehci_hc_driver = {
73 .bus_resume = ehci_bus_resume, 73 .bus_resume = ehci_bus_resume,
74#endif 74#endif
75 .relinquish_port = ehci_relinquish_port, 75 .relinquish_port = ehci_relinquish_port,
76 .port_handed_over = ehci_port_handed_over,
76}; 77};
77 78
78static int ps3_ehci_probe(struct ps3_system_bus_device *dev) 79static int ps3_ehci_probe(struct ps3_system_bus_device *dev)
diff --git a/drivers/usb/host/ehci-sched.c b/drivers/usb/host/ehci-sched.c
index be575e46eac3..b7853c8bac0f 100644
--- a/drivers/usb/host/ehci-sched.c
+++ b/drivers/usb/host/ehci-sched.c
@@ -1349,18 +1349,27 @@ iso_stream_schedule (
1349 /* when's the last uframe this urb could start? */ 1349 /* when's the last uframe this urb could start? */
1350 max = now + mod; 1350 max = now + mod;
1351 1351
1352 /* typical case: reuse current schedule. stream is still active, 1352 /* Typical case: reuse current schedule, stream is still active.
1353 * and no gaps from host falling behind (irq delays etc) 1353 * Hopefully there are no gaps from the host falling behind
1354 * (irq delays etc), but if there are we'll take the next
1355 * slot in the schedule, implicitly assuming URB_ISO_ASAP.
1354 */ 1356 */
1355 if (likely (!list_empty (&stream->td_list))) { 1357 if (likely (!list_empty (&stream->td_list))) {
1356 start = stream->next_uframe; 1358 start = stream->next_uframe;
1357 if (start < now) 1359 if (start < now)
1358 start += mod; 1360 start += mod;
1359 if (likely ((start + sched->span) < max)) 1361
1360 goto ready; 1362 /* Fell behind (by up to twice the slop amount)? */
1361 /* else fell behind; someday, try to reschedule */ 1363 if (start >= max - 2 * 8 * SCHEDULE_SLOP)
1362 status = -EL2NSYNC; 1364 start += stream->interval * DIV_ROUND_UP(
1363 goto fail; 1365 max - start, stream->interval) - mod;
1366
1367 /* Tried to schedule too far into the future? */
1368 if (unlikely((start + sched->span) >= max)) {
1369 status = -EFBIG;
1370 goto fail;
1371 }
1372 goto ready;
1364 } 1373 }
1365 1374
1366 /* need to schedule; when's the next (u)frame we could start? 1375 /* need to schedule; when's the next (u)frame we could start?
@@ -1613,6 +1622,9 @@ itd_complete (
1613 } else if (likely ((t & EHCI_ISOC_ACTIVE) == 0)) { 1622 } else if (likely ((t & EHCI_ISOC_ACTIVE) == 0)) {
1614 desc->status = 0; 1623 desc->status = 0;
1615 desc->actual_length = EHCI_ITD_LENGTH (t); 1624 desc->actual_length = EHCI_ITD_LENGTH (t);
1625 } else {
1626 /* URB was too late */
1627 desc->status = -EXDEV;
1616 } 1628 }
1617 } 1629 }
1618 1630
@@ -2095,7 +2107,7 @@ done:
2095static void 2107static void
2096scan_periodic (struct ehci_hcd *ehci) 2108scan_periodic (struct ehci_hcd *ehci)
2097{ 2109{
2098 unsigned frame, clock, now_uframe, mod; 2110 unsigned now_uframe, frame, clock, clock_frame, mod;
2099 unsigned modified; 2111 unsigned modified;
2100 2112
2101 mod = ehci->periodic_size << 3; 2113 mod = ehci->periodic_size << 3;
@@ -2111,6 +2123,7 @@ scan_periodic (struct ehci_hcd *ehci)
2111 else 2123 else
2112 clock = now_uframe + mod - 1; 2124 clock = now_uframe + mod - 1;
2113 clock %= mod; 2125 clock %= mod;
2126 clock_frame = clock >> 3;
2114 2127
2115 for (;;) { 2128 for (;;) {
2116 union ehci_shadow q, *q_p; 2129 union ehci_shadow q, *q_p;
@@ -2157,22 +2170,26 @@ restart:
2157 case Q_TYPE_ITD: 2170 case Q_TYPE_ITD:
2158 /* If this ITD is still active, leave it for 2171 /* If this ITD is still active, leave it for
2159 * later processing ... check the next entry. 2172 * later processing ... check the next entry.
2173 * No need to check for activity unless the
2174 * frame is current.
2160 */ 2175 */
2161 rmb (); 2176 if (frame == clock_frame && live) {
2162 for (uf = 0; uf < 8 && live; uf++) { 2177 rmb();
2163 if (0 == (q.itd->hw_transaction [uf] 2178 for (uf = 0; uf < 8; uf++) {
2164 & ITD_ACTIVE(ehci))) 2179 if (q.itd->hw_transaction[uf] &
2165 continue; 2180 ITD_ACTIVE(ehci))
2166 incomplete = true; 2181 break;
2167 q_p = &q.itd->itd_next; 2182 }
2168 hw_p = &q.itd->hw_next; 2183 if (uf < 8) {
2169 type = Q_NEXT_TYPE(ehci, 2184 incomplete = true;
2185 q_p = &q.itd->itd_next;
2186 hw_p = &q.itd->hw_next;
2187 type = Q_NEXT_TYPE(ehci,
2170 q.itd->hw_next); 2188 q.itd->hw_next);
2171 q = *q_p; 2189 q = *q_p;
2172 break; 2190 break;
2191 }
2173 } 2192 }
2174 if (uf < 8 && live)
2175 break;
2176 2193
2177 /* Take finished ITDs out of the schedule 2194 /* Take finished ITDs out of the schedule
2178 * and process them: recycle, maybe report 2195 * and process them: recycle, maybe report
@@ -2189,9 +2206,12 @@ restart:
2189 case Q_TYPE_SITD: 2206 case Q_TYPE_SITD:
2190 /* If this SITD is still active, leave it for 2207 /* If this SITD is still active, leave it for
2191 * later processing ... check the next entry. 2208 * later processing ... check the next entry.
2209 * No need to check for activity unless the
2210 * frame is current.
2192 */ 2211 */
2193 if ((q.sitd->hw_results & SITD_ACTIVE(ehci)) 2212 if (frame == clock_frame && live &&
2194 && live) { 2213 (q.sitd->hw_results &
2214 SITD_ACTIVE(ehci))) {
2195 incomplete = true; 2215 incomplete = true;
2196 q_p = &q.sitd->sitd_next; 2216 q_p = &q.sitd->sitd_next;
2197 hw_p = &q.sitd->hw_next; 2217 hw_p = &q.sitd->hw_next;
@@ -2260,6 +2280,7 @@ restart:
2260 2280
2261 /* rescan the rest of this frame, then ... */ 2281 /* rescan the rest of this frame, then ... */
2262 clock = now; 2282 clock = now;
2283 clock_frame = clock >> 3;
2263 } else { 2284 } else {
2264 now_uframe++; 2285 now_uframe++;
2265 now_uframe %= mod; 2286 now_uframe %= mod;
diff --git a/drivers/usb/host/ehci.h b/drivers/usb/host/ehci.h
index bf92d209a1a9..90245fd8bac4 100644
--- a/drivers/usb/host/ehci.h
+++ b/drivers/usb/host/ehci.h
@@ -97,6 +97,8 @@ struct ehci_hcd { /* one per controller */
97 dedicated to the companion controller */ 97 dedicated to the companion controller */
98 unsigned long owned_ports; /* which ports are 98 unsigned long owned_ports; /* which ports are
99 owned by the companion during a bus suspend */ 99 owned by the companion during a bus suspend */
100 unsigned long port_c_suspend; /* which ports have
101 the change-suspend feature turned on */
100 102
101 /* per-HC memory pools (could be per-bus, but ...) */ 103 /* per-HC memory pools (could be per-bus, but ...) */
102 struct dma_pool *qh_pool; /* qh per active urb */ 104 struct dma_pool *qh_pool; /* qh per active urb */
@@ -112,7 +114,6 @@ struct ehci_hcd { /* one per controller */
112 u32 command; 114 u32 command;
113 115
114 /* SILICON QUIRKS */ 116 /* SILICON QUIRKS */
115 unsigned is_tdi_rh_tt:1; /* TDI roothub with TT */
116 unsigned no_selective_suspend:1; 117 unsigned no_selective_suspend:1;
117 unsigned has_fsl_port_bug:1; /* FreeScale */ 118 unsigned has_fsl_port_bug:1; /* FreeScale */
118 unsigned big_endian_mmio:1; 119 unsigned big_endian_mmio:1;
@@ -176,6 +177,15 @@ timer_action_done (struct ehci_hcd *ehci, enum ehci_timer_action action)
176static inline void 177static inline void
177timer_action (struct ehci_hcd *ehci, enum ehci_timer_action action) 178timer_action (struct ehci_hcd *ehci, enum ehci_timer_action action)
178{ 179{
180 /* Don't override timeouts which shrink or (later) disable
181 * the async ring; just the I/O watchdog. Note that if a
182 * SHRINK were pending, OFF would never be requested.
183 */
184 if (timer_pending(&ehci->watchdog)
185 && ((BIT(TIMER_ASYNC_SHRINK) | BIT(TIMER_ASYNC_OFF))
186 & ehci->actions))
187 return;
188
179 if (!test_and_set_bit (action, &ehci->actions)) { 189 if (!test_and_set_bit (action, &ehci->actions)) {
180 unsigned long t; 190 unsigned long t;
181 191
@@ -191,15 +201,7 @@ timer_action (struct ehci_hcd *ehci, enum ehci_timer_action action)
191 t = EHCI_SHRINK_JIFFIES; 201 t = EHCI_SHRINK_JIFFIES;
192 break; 202 break;
193 } 203 }
194 t += jiffies; 204 mod_timer(&ehci->watchdog, t + jiffies);
195 // all timings except IAA watchdog can be overridden.
196 // async queue SHRINK often precedes IAA. while it's ready
197 // to go OFF neither can matter, and afterwards the IO
198 // watchdog stops unless there's still periodic traffic.
199 if (time_before_eq(t, ehci->watchdog.expires)
200 && timer_pending (&ehci->watchdog))
201 return;
202 mod_timer (&ehci->watchdog, t);
203 } 205 }
204} 206}
205 207
@@ -678,7 +680,7 @@ struct ehci_fstn {
678 * needed (mostly in root hub code). 680 * needed (mostly in root hub code).
679 */ 681 */
680 682
681#define ehci_is_TDI(e) ((e)->is_tdi_rh_tt) 683#define ehci_is_TDI(e) (ehci_to_hcd(e)->has_tt)
682 684
683/* Returns the speed of a device attached to a port on the root hub. */ 685/* Returns the speed of a device attached to a port on the root hub. */
684static inline unsigned int 686static inline unsigned int
diff --git a/drivers/usb/host/isp1760-hcd.c b/drivers/usb/host/isp1760-hcd.c
index c9cec8738261..65aa5ecf569a 100644
--- a/drivers/usb/host/isp1760-hcd.c
+++ b/drivers/usb/host/isp1760-hcd.c
@@ -2207,14 +2207,14 @@ struct usb_hcd *isp1760_register(u64 res_start, u64 res_len, int irq,
2207 goto err_put; 2207 goto err_put;
2208 } 2208 }
2209 2209
2210 ret = usb_add_hcd(hcd, irq, irqflags);
2211 if (ret)
2212 goto err_unmap;
2213
2214 hcd->irq = irq; 2210 hcd->irq = irq;
2215 hcd->rsrc_start = res_start; 2211 hcd->rsrc_start = res_start;
2216 hcd->rsrc_len = res_len; 2212 hcd->rsrc_len = res_len;
2217 2213
2214 ret = usb_add_hcd(hcd, irq, irqflags);
2215 if (ret)
2216 goto err_unmap;
2217
2218 return hcd; 2218 return hcd;
2219 2219
2220err_unmap: 2220err_unmap:
diff --git a/drivers/usb/host/isp1760-if.c b/drivers/usb/host/isp1760-if.c
index 440bf94f0d4c..c9db3fe98726 100644
--- a/drivers/usb/host/isp1760-if.c
+++ b/drivers/usb/host/isp1760-if.c
@@ -104,8 +104,8 @@ static u32 nxp_pci_io_base;
104static u32 iolength; 104static u32 iolength;
105static u32 pci_mem_phy0; 105static u32 pci_mem_phy0;
106static u32 length; 106static u32 length;
107static u8 *chip_addr; 107static u8 __iomem *chip_addr;
108static u8 *iobase; 108static u8 __iomem *iobase;
109 109
110static int __devinit isp1761_pci_probe(struct pci_dev *dev, 110static int __devinit isp1761_pci_probe(struct pci_dev *dev,
111 const struct pci_device_id *id) 111 const struct pci_device_id *id)
diff --git a/drivers/usb/host/ohci-at91.c b/drivers/usb/host/ohci-at91.c
index c96db1153dcf..e534f9de0f05 100644
--- a/drivers/usb/host/ohci-at91.c
+++ b/drivers/usb/host/ohci-at91.c
@@ -261,6 +261,7 @@ static const struct hc_driver ohci_at91_hc_driver = {
261 */ 261 */
262 .hub_status_data = ohci_hub_status_data, 262 .hub_status_data = ohci_hub_status_data,
263 .hub_control = ohci_hub_control, 263 .hub_control = ohci_hub_control,
264 .hub_irq_enable = ohci_rhsc_enable,
264#ifdef CONFIG_PM 265#ifdef CONFIG_PM
265 .bus_suspend = ohci_bus_suspend, 266 .bus_suspend = ohci_bus_suspend,
266 .bus_resume = ohci_bus_resume, 267 .bus_resume = ohci_bus_resume,
diff --git a/drivers/usb/host/ohci-au1xxx.c b/drivers/usb/host/ohci-au1xxx.c
index 1b9abdba920b..68c17f5ea8ea 100644
--- a/drivers/usb/host/ohci-au1xxx.c
+++ b/drivers/usb/host/ohci-au1xxx.c
@@ -8,7 +8,7 @@
8 * Bus Glue for AMD Alchemy Au1xxx 8 * Bus Glue for AMD Alchemy Au1xxx
9 * 9 *
10 * Written by Christopher Hoover <ch@hpl.hp.com> 10 * Written by Christopher Hoover <ch@hpl.hp.com>
11 * Based on fragments of previous driver by Rusell King et al. 11 * Based on fragments of previous driver by Russell King et al.
12 * 12 *
13 * Modified for LH7A404 from ohci-sa1111.c 13 * Modified for LH7A404 from ohci-sa1111.c
14 * by Durgesh Pattamatta <pattamattad@sharpsec.com> 14 * by Durgesh Pattamatta <pattamattad@sharpsec.com>
@@ -288,6 +288,7 @@ static const struct hc_driver ohci_au1xxx_hc_driver = {
288 */ 288 */
289 .hub_status_data = ohci_hub_status_data, 289 .hub_status_data = ohci_hub_status_data,
290 .hub_control = ohci_hub_control, 290 .hub_control = ohci_hub_control,
291 .hub_irq_enable = ohci_rhsc_enable,
291#ifdef CONFIG_PM 292#ifdef CONFIG_PM
292 .bus_suspend = ohci_bus_suspend, 293 .bus_suspend = ohci_bus_suspend,
293 .bus_resume = ohci_bus_resume, 294 .bus_resume = ohci_bus_resume,
diff --git a/drivers/usb/host/ohci-ep93xx.c b/drivers/usb/host/ohci-ep93xx.c
index 06aadfb0ec29..5adaf36e47d0 100644
--- a/drivers/usb/host/ohci-ep93xx.c
+++ b/drivers/usb/host/ohci-ep93xx.c
@@ -135,6 +135,7 @@ static struct hc_driver ohci_ep93xx_hc_driver = {
135 .get_frame_number = ohci_get_frame, 135 .get_frame_number = ohci_get_frame,
136 .hub_status_data = ohci_hub_status_data, 136 .hub_status_data = ohci_hub_status_data,
137 .hub_control = ohci_hub_control, 137 .hub_control = ohci_hub_control,
138 .hub_irq_enable = ohci_rhsc_enable,
138#ifdef CONFIG_PM 139#ifdef CONFIG_PM
139 .bus_suspend = ohci_bus_suspend, 140 .bus_suspend = ohci_bus_suspend,
140 .bus_resume = ohci_bus_resume, 141 .bus_resume = ohci_bus_resume,
diff --git a/drivers/usb/host/ohci-hcd.c b/drivers/usb/host/ohci-hcd.c
index 33f1c1c32edf..a8160d65f32b 100644
--- a/drivers/usb/host/ohci-hcd.c
+++ b/drivers/usb/host/ohci-hcd.c
@@ -1054,7 +1054,7 @@ MODULE_LICENSE ("GPL");
1054 1054
1055#ifdef CONFIG_MFD_SM501 1055#ifdef CONFIG_MFD_SM501
1056#include "ohci-sm501.c" 1056#include "ohci-sm501.c"
1057#define PLATFORM_DRIVER ohci_hcd_sm501_driver 1057#define SM501_OHCI_DRIVER ohci_hcd_sm501_driver
1058#endif 1058#endif
1059 1059
1060#if !defined(PCI_DRIVER) && \ 1060#if !defined(PCI_DRIVER) && \
@@ -1062,6 +1062,7 @@ MODULE_LICENSE ("GPL");
1062 !defined(OF_PLATFORM_DRIVER) && \ 1062 !defined(OF_PLATFORM_DRIVER) && \
1063 !defined(SA1111_DRIVER) && \ 1063 !defined(SA1111_DRIVER) && \
1064 !defined(PS3_SYSTEM_BUS_DRIVER) && \ 1064 !defined(PS3_SYSTEM_BUS_DRIVER) && \
1065 !defined(SM501_OHCI_DRIVER) && \
1065 !defined(SSB_OHCI_DRIVER) 1066 !defined(SSB_OHCI_DRIVER)
1066#error "missing bus glue for ohci-hcd" 1067#error "missing bus glue for ohci-hcd"
1067#endif 1068#endif
@@ -1121,9 +1122,18 @@ static int __init ohci_hcd_mod_init(void)
1121 goto error_ssb; 1122 goto error_ssb;
1122#endif 1123#endif
1123 1124
1125#ifdef SM501_OHCI_DRIVER
1126 retval = platform_driver_register(&SM501_OHCI_DRIVER);
1127 if (retval < 0)
1128 goto error_sm501;
1129#endif
1130
1124 return retval; 1131 return retval;
1125 1132
1126 /* Error path */ 1133 /* Error path */
1134#ifdef SM501_OHCI_DRIVER
1135 error_sm501:
1136#endif
1127#ifdef SSB_OHCI_DRIVER 1137#ifdef SSB_OHCI_DRIVER
1128 error_ssb: 1138 error_ssb:
1129#endif 1139#endif
@@ -1159,6 +1169,9 @@ module_init(ohci_hcd_mod_init);
1159 1169
1160static void __exit ohci_hcd_mod_exit(void) 1170static void __exit ohci_hcd_mod_exit(void)
1161{ 1171{
1172#ifdef SM501_OHCI_DRIVER
1173 platform_driver_unregister(&SM501_OHCI_DRIVER);
1174#endif
1162#ifdef SSB_OHCI_DRIVER 1175#ifdef SSB_OHCI_DRIVER
1163 ssb_driver_unregister(&SSB_OHCI_DRIVER); 1176 ssb_driver_unregister(&SSB_OHCI_DRIVER);
1164#endif 1177#endif
diff --git a/drivers/usb/host/ohci-hub.c b/drivers/usb/host/ohci-hub.c
index 79a78029f896..b56739221d11 100644
--- a/drivers/usb/host/ohci-hub.c
+++ b/drivers/usb/host/ohci-hub.c
@@ -36,6 +36,18 @@
36 36
37/*-------------------------------------------------------------------------*/ 37/*-------------------------------------------------------------------------*/
38 38
39/* hcd->hub_irq_enable() */
40static void ohci_rhsc_enable (struct usb_hcd *hcd)
41{
42 struct ohci_hcd *ohci = hcd_to_ohci (hcd);
43
44 spin_lock_irq(&ohci->lock);
45 if (!ohci->autostop)
46 del_timer(&hcd->rh_timer); /* Prevent next poll */
47 ohci_writel(ohci, OHCI_INTR_RHSC, &ohci->regs->intrenable);
48 spin_unlock_irq(&ohci->lock);
49}
50
39#define OHCI_SCHED_ENABLES \ 51#define OHCI_SCHED_ENABLES \
40 (OHCI_CTRL_CLE|OHCI_CTRL_BLE|OHCI_CTRL_PLE|OHCI_CTRL_IE) 52 (OHCI_CTRL_CLE|OHCI_CTRL_BLE|OHCI_CTRL_PLE|OHCI_CTRL_IE)
41 53
@@ -362,28 +374,18 @@ static int ohci_root_hub_state_changes(struct ohci_hcd *ohci, int changed,
362 int any_connected) 374 int any_connected)
363{ 375{
364 int poll_rh = 1; 376 int poll_rh = 1;
365 int rhsc;
366 377
367 rhsc = ohci_readl(ohci, &ohci->regs->intrenable) & OHCI_INTR_RHSC;
368 switch (ohci->hc_control & OHCI_CTRL_HCFS) { 378 switch (ohci->hc_control & OHCI_CTRL_HCFS) {
369 379
370 case OHCI_USB_OPER: 380 case OHCI_USB_OPER:
371 /* If no status changes are pending, enable status-change 381 /* keep on polling until we know a device is connected
372 * interrupts. 382 * and RHSC is enabled */
373 */
374 if (!rhsc && !changed) {
375 rhsc = OHCI_INTR_RHSC;
376 ohci_writel(ohci, rhsc, &ohci->regs->intrenable);
377 }
378
379 /* Keep on polling until we know a device is connected
380 * and RHSC is enabled, or until we autostop.
381 */
382 if (!ohci->autostop) { 383 if (!ohci->autostop) {
383 if (any_connected || 384 if (any_connected ||
384 !device_may_wakeup(&ohci_to_hcd(ohci) 385 !device_may_wakeup(&ohci_to_hcd(ohci)
385 ->self.root_hub->dev)) { 386 ->self.root_hub->dev)) {
386 if (rhsc) 387 if (ohci_readl(ohci, &ohci->regs->intrenable) &
388 OHCI_INTR_RHSC)
387 poll_rh = 0; 389 poll_rh = 0;
388 } else { 390 } else {
389 ohci->autostop = 1; 391 ohci->autostop = 1;
@@ -396,13 +398,12 @@ static int ohci_root_hub_state_changes(struct ohci_hcd *ohci, int changed,
396 ohci->autostop = 0; 398 ohci->autostop = 0;
397 ohci->next_statechange = jiffies + 399 ohci->next_statechange = jiffies +
398 STATECHANGE_DELAY; 400 STATECHANGE_DELAY;
399 } else if (rhsc && time_after_eq(jiffies, 401 } else if (time_after_eq(jiffies,
400 ohci->next_statechange) 402 ohci->next_statechange)
401 && !ohci->ed_rm_list 403 && !ohci->ed_rm_list
402 && !(ohci->hc_control & 404 && !(ohci->hc_control &
403 OHCI_SCHED_ENABLES)) { 405 OHCI_SCHED_ENABLES)) {
404 ohci_rh_suspend(ohci, 1); 406 ohci_rh_suspend(ohci, 1);
405 poll_rh = 0;
406 } 407 }
407 } 408 }
408 break; 409 break;
@@ -416,12 +417,6 @@ static int ohci_root_hub_state_changes(struct ohci_hcd *ohci, int changed,
416 else 417 else
417 usb_hcd_resume_root_hub(ohci_to_hcd(ohci)); 418 usb_hcd_resume_root_hub(ohci_to_hcd(ohci));
418 } else { 419 } else {
419 if (!rhsc && (ohci->autostop ||
420 ohci_to_hcd(ohci)->self.root_hub->
421 do_remote_wakeup))
422 ohci_writel(ohci, OHCI_INTR_RHSC,
423 &ohci->regs->intrenable);
424
425 /* everything is idle, no need for polling */ 420 /* everything is idle, no need for polling */
426 poll_rh = 0; 421 poll_rh = 0;
427 } 422 }
@@ -443,16 +438,12 @@ static inline int ohci_rh_resume(struct ohci_hcd *ohci)
443static int ohci_root_hub_state_changes(struct ohci_hcd *ohci, int changed, 438static int ohci_root_hub_state_changes(struct ohci_hcd *ohci, int changed,
444 int any_connected) 439 int any_connected)
445{ 440{
446 /* If RHSC is enabled, don't poll */ 441 int poll_rh = 1;
447 if (ohci_readl(ohci, &ohci->regs->intrenable) & OHCI_INTR_RHSC)
448 return 0;
449 442
450 /* If no status changes are pending, enable status-change interrupts */ 443 /* keep on polling until RHSC is enabled */
451 if (!changed) { 444 if (ohci_readl(ohci, &ohci->regs->intrenable) & OHCI_INTR_RHSC)
452 ohci_writel(ohci, OHCI_INTR_RHSC, &ohci->regs->intrenable); 445 poll_rh = 0;
453 return 0; 446 return poll_rh;
454 }
455 return 1;
456} 447}
457 448
458#endif /* CONFIG_PM */ 449#endif /* CONFIG_PM */
diff --git a/drivers/usb/host/ohci-lh7a404.c b/drivers/usb/host/ohci-lh7a404.c
index 96d14fa1d833..1ef5d482c145 100644
--- a/drivers/usb/host/ohci-lh7a404.c
+++ b/drivers/usb/host/ohci-lh7a404.c
@@ -8,7 +8,7 @@
8 * Bus Glue for Sharp LH7A404 8 * Bus Glue for Sharp LH7A404
9 * 9 *
10 * Written by Christopher Hoover <ch@hpl.hp.com> 10 * Written by Christopher Hoover <ch@hpl.hp.com>
11 * Based on fragments of previous driver by Rusell King et al. 11 * Based on fragments of previous driver by Russell King et al.
12 * 12 *
13 * Modified for LH7A404 from ohci-sa1111.c 13 * Modified for LH7A404 from ohci-sa1111.c
14 * by Durgesh Pattamatta <pattamattad@sharpsec.com> 14 * by Durgesh Pattamatta <pattamattad@sharpsec.com>
@@ -193,6 +193,7 @@ static const struct hc_driver ohci_lh7a404_hc_driver = {
193 */ 193 */
194 .hub_status_data = ohci_hub_status_data, 194 .hub_status_data = ohci_hub_status_data,
195 .hub_control = ohci_hub_control, 195 .hub_control = ohci_hub_control,
196 .hub_irq_enable = ohci_rhsc_enable,
196#ifdef CONFIG_PM 197#ifdef CONFIG_PM
197 .bus_suspend = ohci_bus_suspend, 198 .bus_suspend = ohci_bus_suspend,
198 .bus_resume = ohci_bus_resume, 199 .bus_resume = ohci_bus_resume,
diff --git a/drivers/usb/host/ohci-omap.c b/drivers/usb/host/ohci-omap.c
index 6859fb5f1d6f..3a7c24c03671 100644
--- a/drivers/usb/host/ohci-omap.c
+++ b/drivers/usb/host/ohci-omap.c
@@ -466,6 +466,7 @@ static const struct hc_driver ohci_omap_hc_driver = {
466 */ 466 */
467 .hub_status_data = ohci_hub_status_data, 467 .hub_status_data = ohci_hub_status_data,
468 .hub_control = ohci_hub_control, 468 .hub_control = ohci_hub_control,
469 .hub_irq_enable = ohci_rhsc_enable,
469#ifdef CONFIG_PM 470#ifdef CONFIG_PM
470 .bus_suspend = ohci_bus_suspend, 471 .bus_suspend = ohci_bus_suspend,
471 .bus_resume = ohci_bus_resume, 472 .bus_resume = ohci_bus_resume,
diff --git a/drivers/usb/host/ohci-pci.c b/drivers/usb/host/ohci-pci.c
index 3bf175d95a23..4696cc912e16 100644
--- a/drivers/usb/host/ohci-pci.c
+++ b/drivers/usb/host/ohci-pci.c
@@ -327,6 +327,7 @@ static const struct hc_driver ohci_pci_hc_driver = {
327 */ 327 */
328 .hub_status_data = ohci_hub_status_data, 328 .hub_status_data = ohci_hub_status_data,
329 .hub_control = ohci_hub_control, 329 .hub_control = ohci_hub_control,
330 .hub_irq_enable = ohci_rhsc_enable,
330#ifdef CONFIG_PM 331#ifdef CONFIG_PM
331 .bus_suspend = ohci_bus_suspend, 332 .bus_suspend = ohci_bus_suspend,
332 .bus_resume = ohci_bus_resume, 333 .bus_resume = ohci_bus_resume,
diff --git a/drivers/usb/host/ohci-pnx4008.c b/drivers/usb/host/ohci-pnx4008.c
index 664f07ee8732..28b458f20cc3 100644
--- a/drivers/usb/host/ohci-pnx4008.c
+++ b/drivers/usb/host/ohci-pnx4008.c
@@ -280,6 +280,7 @@ static const struct hc_driver ohci_pnx4008_hc_driver = {
280 */ 280 */
281 .hub_status_data = ohci_hub_status_data, 281 .hub_status_data = ohci_hub_status_data,
282 .hub_control = ohci_hub_control, 282 .hub_control = ohci_hub_control,
283 .hub_irq_enable = ohci_rhsc_enable,
283#ifdef CONFIG_PM 284#ifdef CONFIG_PM
284 .bus_suspend = ohci_bus_suspend, 285 .bus_suspend = ohci_bus_suspend,
285 .bus_resume = ohci_bus_resume, 286 .bus_resume = ohci_bus_resume,
diff --git a/drivers/usb/host/ohci-pnx8550.c b/drivers/usb/host/ohci-pnx8550.c
index 28467e288a93..605d59cba28e 100644
--- a/drivers/usb/host/ohci-pnx8550.c
+++ b/drivers/usb/host/ohci-pnx8550.c
@@ -201,6 +201,7 @@ static const struct hc_driver ohci_pnx8550_hc_driver = {
201 */ 201 */
202 .hub_status_data = ohci_hub_status_data, 202 .hub_status_data = ohci_hub_status_data,
203 .hub_control = ohci_hub_control, 203 .hub_control = ohci_hub_control,
204 .hub_irq_enable = ohci_rhsc_enable,
204#ifdef CONFIG_PM 205#ifdef CONFIG_PM
205 .bus_suspend = ohci_bus_suspend, 206 .bus_suspend = ohci_bus_suspend,
206 .bus_resume = ohci_bus_resume, 207 .bus_resume = ohci_bus_resume,
diff --git a/drivers/usb/host/ohci-ppc-of.c b/drivers/usb/host/ohci-ppc-of.c
index 50e55db13636..a67252791223 100644
--- a/drivers/usb/host/ohci-ppc-of.c
+++ b/drivers/usb/host/ohci-ppc-of.c
@@ -72,6 +72,7 @@ static const struct hc_driver ohci_ppc_of_hc_driver = {
72 */ 72 */
73 .hub_status_data = ohci_hub_status_data, 73 .hub_status_data = ohci_hub_status_data,
74 .hub_control = ohci_hub_control, 74 .hub_control = ohci_hub_control,
75 .hub_irq_enable = ohci_rhsc_enable,
75#ifdef CONFIG_PM 76#ifdef CONFIG_PM
76 .bus_suspend = ohci_bus_suspend, 77 .bus_suspend = ohci_bus_suspend,
77 .bus_resume = ohci_bus_resume, 78 .bus_resume = ohci_bus_resume,
diff --git a/drivers/usb/host/ohci-ppc-soc.c b/drivers/usb/host/ohci-ppc-soc.c
index cd3398b675b2..523c30125577 100644
--- a/drivers/usb/host/ohci-ppc-soc.c
+++ b/drivers/usb/host/ohci-ppc-soc.c
@@ -172,6 +172,7 @@ static const struct hc_driver ohci_ppc_soc_hc_driver = {
172 */ 172 */
173 .hub_status_data = ohci_hub_status_data, 173 .hub_status_data = ohci_hub_status_data,
174 .hub_control = ohci_hub_control, 174 .hub_control = ohci_hub_control,
175 .hub_irq_enable = ohci_rhsc_enable,
175#ifdef CONFIG_PM 176#ifdef CONFIG_PM
176 .bus_suspend = ohci_bus_suspend, 177 .bus_suspend = ohci_bus_suspend,
177 .bus_resume = ohci_bus_resume, 178 .bus_resume = ohci_bus_resume,
diff --git a/drivers/usb/host/ohci-ps3.c b/drivers/usb/host/ohci-ps3.c
index bfdeb0d22d05..c1935ae537f8 100644
--- a/drivers/usb/host/ohci-ps3.c
+++ b/drivers/usb/host/ohci-ps3.c
@@ -68,6 +68,7 @@ static const struct hc_driver ps3_ohci_hc_driver = {
68 .get_frame_number = ohci_get_frame, 68 .get_frame_number = ohci_get_frame,
69 .hub_status_data = ohci_hub_status_data, 69 .hub_status_data = ohci_hub_status_data,
70 .hub_control = ohci_hub_control, 70 .hub_control = ohci_hub_control,
71 .hub_irq_enable = ohci_rhsc_enable,
71 .start_port_reset = ohci_start_port_reset, 72 .start_port_reset = ohci_start_port_reset,
72#if defined(CONFIG_PM) 73#if defined(CONFIG_PM)
73 .bus_suspend = ohci_bus_suspend, 74 .bus_suspend = ohci_bus_suspend,
diff --git a/drivers/usb/host/ohci-pxa27x.c b/drivers/usb/host/ohci-pxa27x.c
index 70b0d4b459e7..d4ee27d92be8 100644
--- a/drivers/usb/host/ohci-pxa27x.c
+++ b/drivers/usb/host/ohci-pxa27x.c
@@ -298,6 +298,7 @@ static const struct hc_driver ohci_pxa27x_hc_driver = {
298 */ 298 */
299 .hub_status_data = ohci_hub_status_data, 299 .hub_status_data = ohci_hub_status_data,
300 .hub_control = ohci_hub_control, 300 .hub_control = ohci_hub_control,
301 .hub_irq_enable = ohci_rhsc_enable,
301#ifdef CONFIG_PM 302#ifdef CONFIG_PM
302 .bus_suspend = ohci_bus_suspend, 303 .bus_suspend = ohci_bus_suspend,
303 .bus_resume = ohci_bus_resume, 304 .bus_resume = ohci_bus_resume,
diff --git a/drivers/usb/host/ohci-q.c b/drivers/usb/host/ohci-q.c
index 9c9f3b59186f..9b547407c934 100644
--- a/drivers/usb/host/ohci-q.c
+++ b/drivers/usb/host/ohci-q.c
@@ -952,6 +952,7 @@ rescan_this:
952 struct urb *urb; 952 struct urb *urb;
953 urb_priv_t *urb_priv; 953 urb_priv_t *urb_priv;
954 __hc32 savebits; 954 __hc32 savebits;
955 u32 tdINFO;
955 956
956 td = list_entry (entry, struct td, td_list); 957 td = list_entry (entry, struct td, td_list);
957 urb = td->urb; 958 urb = td->urb;
@@ -966,6 +967,17 @@ rescan_this:
966 savebits = *prev & ~cpu_to_hc32 (ohci, TD_MASK); 967 savebits = *prev & ~cpu_to_hc32 (ohci, TD_MASK);
967 *prev = td->hwNextTD | savebits; 968 *prev = td->hwNextTD | savebits;
968 969
970 /* If this was unlinked, the TD may not have been
971 * retired ... so manually save the data toggle.
972 * The controller ignores the value we save for
973 * control and ISO endpoints.
974 */
975 tdINFO = hc32_to_cpup(ohci, &td->hwINFO);
976 if ((tdINFO & TD_T) == TD_T_DATA0)
977 ed->hwHeadP &= ~cpu_to_hc32(ohci, ED_C);
978 else if ((tdINFO & TD_T) == TD_T_DATA1)
979 ed->hwHeadP |= cpu_to_hc32(ohci, ED_C);
980
969 /* HC may have partly processed this TD */ 981 /* HC may have partly processed this TD */
970 td_done (ohci, urb, td); 982 td_done (ohci, urb, td);
971 urb_priv->td_cnt++; 983 urb_priv->td_cnt++;
diff --git a/drivers/usb/host/ohci-s3c2410.c b/drivers/usb/host/ohci-s3c2410.c
index a73d2ff322e2..3c7a740cfe0c 100644
--- a/drivers/usb/host/ohci-s3c2410.c
+++ b/drivers/usb/host/ohci-s3c2410.c
@@ -8,7 +8,7 @@
8 * USB Bus Glue for Samsung S3C2410 8 * USB Bus Glue for Samsung S3C2410
9 * 9 *
10 * Written by Christopher Hoover <ch@hpl.hp.com> 10 * Written by Christopher Hoover <ch@hpl.hp.com>
11 * Based on fragments of previous driver by Rusell King et al. 11 * Based on fragments of previous driver by Russell King et al.
12 * 12 *
13 * Modified for S3C2410 from ohci-sa1111.c, ohci-omap.c and ohci-lh7a40.c 13 * Modified for S3C2410 from ohci-sa1111.c, ohci-omap.c and ohci-lh7a40.c
14 * by Ben Dooks, <ben@simtec.co.uk> 14 * by Ben Dooks, <ben@simtec.co.uk>
@@ -466,6 +466,7 @@ static const struct hc_driver ohci_s3c2410_hc_driver = {
466 */ 466 */
467 .hub_status_data = ohci_s3c2410_hub_status_data, 467 .hub_status_data = ohci_s3c2410_hub_status_data,
468 .hub_control = ohci_s3c2410_hub_control, 468 .hub_control = ohci_s3c2410_hub_control,
469 .hub_irq_enable = ohci_rhsc_enable,
469#ifdef CONFIG_PM 470#ifdef CONFIG_PM
470 .bus_suspend = ohci_bus_suspend, 471 .bus_suspend = ohci_bus_suspend,
471 .bus_resume = ohci_bus_resume, 472 .bus_resume = ohci_bus_resume,
diff --git a/drivers/usb/host/ohci-sa1111.c b/drivers/usb/host/ohci-sa1111.c
index 99438c65981b..2e9dceb9bb99 100644
--- a/drivers/usb/host/ohci-sa1111.c
+++ b/drivers/usb/host/ohci-sa1111.c
@@ -8,7 +8,7 @@
8 * SA1111 Bus Glue 8 * SA1111 Bus Glue
9 * 9 *
10 * Written by Christopher Hoover <ch@hpl.hp.com> 10 * Written by Christopher Hoover <ch@hpl.hp.com>
11 * Based on fragments of previous driver by Rusell King et al. 11 * Based on fragments of previous driver by Russell King et al.
12 * 12 *
13 * This file is licenced under the GPL. 13 * This file is licenced under the GPL.
14 */ 14 */
@@ -231,6 +231,7 @@ static const struct hc_driver ohci_sa1111_hc_driver = {
231 */ 231 */
232 .hub_status_data = ohci_hub_status_data, 232 .hub_status_data = ohci_hub_status_data,
233 .hub_control = ohci_hub_control, 233 .hub_control = ohci_hub_control,
234 .hub_irq_enable = ohci_rhsc_enable,
234#ifdef CONFIG_PM 235#ifdef CONFIG_PM
235 .bus_suspend = ohci_bus_suspend, 236 .bus_suspend = ohci_bus_suspend,
236 .bus_resume = ohci_bus_resume, 237 .bus_resume = ohci_bus_resume,
diff --git a/drivers/usb/host/ohci-sh.c b/drivers/usb/host/ohci-sh.c
index 60f03cc7ec4f..e7ee607278fe 100644
--- a/drivers/usb/host/ohci-sh.c
+++ b/drivers/usb/host/ohci-sh.c
@@ -68,6 +68,7 @@ static const struct hc_driver ohci_sh_hc_driver = {
68 */ 68 */
69 .hub_status_data = ohci_hub_status_data, 69 .hub_status_data = ohci_hub_status_data,
70 .hub_control = ohci_hub_control, 70 .hub_control = ohci_hub_control,
71 .hub_irq_enable = ohci_rhsc_enable,
71#ifdef CONFIG_PM 72#ifdef CONFIG_PM
72 .bus_suspend = ohci_bus_suspend, 73 .bus_suspend = ohci_bus_suspend,
73 .bus_resume = ohci_bus_resume, 74 .bus_resume = ohci_bus_resume,
diff --git a/drivers/usb/host/ohci-sm501.c b/drivers/usb/host/ohci-sm501.c
index e899a77dfb83..e610698c6b60 100644
--- a/drivers/usb/host/ohci-sm501.c
+++ b/drivers/usb/host/ohci-sm501.c
@@ -75,6 +75,7 @@ static const struct hc_driver ohci_sm501_hc_driver = {
75 */ 75 */
76 .hub_status_data = ohci_hub_status_data, 76 .hub_status_data = ohci_hub_status_data,
77 .hub_control = ohci_hub_control, 77 .hub_control = ohci_hub_control,
78 .hub_irq_enable = ohci_rhsc_enable,
78#ifdef CONFIG_PM 79#ifdef CONFIG_PM
79 .bus_suspend = ohci_bus_suspend, 80 .bus_suspend = ohci_bus_suspend,
80 .bus_resume = ohci_bus_resume, 81 .bus_resume = ohci_bus_resume,
diff --git a/drivers/usb/host/ohci-ssb.c b/drivers/usb/host/ohci-ssb.c
index c4265caec780..7275186db315 100644
--- a/drivers/usb/host/ohci-ssb.c
+++ b/drivers/usb/host/ohci-ssb.c
@@ -81,6 +81,7 @@ static const struct hc_driver ssb_ohci_hc_driver = {
81 81
82 .hub_status_data = ohci_hub_status_data, 82 .hub_status_data = ohci_hub_status_data,
83 .hub_control = ohci_hub_control, 83 .hub_control = ohci_hub_control,
84 .hub_irq_enable = ohci_rhsc_enable,
84#ifdef CONFIG_PM 85#ifdef CONFIG_PM
85 .bus_suspend = ohci_bus_suspend, 86 .bus_suspend = ohci_bus_suspend,
86 .bus_resume = ohci_bus_resume, 87 .bus_resume = ohci_bus_resume,
diff --git a/drivers/usb/host/u132-hcd.c b/drivers/usb/host/u132-hcd.c
index f29307405bb3..9b6323f768b2 100644
--- a/drivers/usb/host/u132-hcd.c
+++ b/drivers/usb/host/u132-hcd.c
@@ -2934,6 +2934,16 @@ static int u132_start_port_reset(struct usb_hcd *hcd, unsigned port_num)
2934 return 0; 2934 return 0;
2935} 2935}
2936 2936
2937static void u132_hub_irq_enable(struct usb_hcd *hcd)
2938{
2939 struct u132 *u132 = hcd_to_u132(hcd);
2940 if (u132->going > 1) {
2941 dev_err(&u132->platform_dev->dev, "device has been removed %d\n"
2942 , u132->going);
2943 } else if (u132->going > 0)
2944 dev_err(&u132->platform_dev->dev, "device is being removed\n");
2945}
2946
2937 2947
2938#ifdef CONFIG_PM 2948#ifdef CONFIG_PM
2939static int u132_bus_suspend(struct usb_hcd *hcd) 2949static int u132_bus_suspend(struct usb_hcd *hcd)
@@ -2985,6 +2995,7 @@ static struct hc_driver u132_hc_driver = {
2985 .bus_suspend = u132_bus_suspend, 2995 .bus_suspend = u132_bus_suspend,
2986 .bus_resume = u132_bus_resume, 2996 .bus_resume = u132_bus_resume,
2987 .start_port_reset = u132_start_port_reset, 2997 .start_port_reset = u132_start_port_reset,
2998 .hub_irq_enable = u132_hub_irq_enable,
2988}; 2999};
2989 3000
2990/* 3001/*