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64 lines
1.9 KiB
64 lines
1.9 KiB
--- a/drivers/usb/host/ohci.h
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+++ b/drivers/usb/host/ohci.h
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@@ -122,7 +122,7 @@ struct td {
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/* PSW is only for ISO. Only 1 PSW entry is used, but on
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* big-endian PPC hardware that's the second entry.
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*/
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-#define MAXPSW 2
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+#define MAXPSW 8
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__hc16 hwPSW [MAXPSW];
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/* rest are purely for the driver's use */
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--- a/drivers/usb/host/ohci-hcd.c
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+++ b/drivers/usb/host/ohci-hcd.c
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@@ -441,6 +441,7 @@ static int ohci_init (struct ohci_hcd *o
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{
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int ret;
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struct usb_hcd *hcd = ohci_to_hcd(ohci);
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+ u32 hcca_area;
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/* Accept arbitrarily long scatter-gather lists */
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hcd->self.sg_tablesize = ~0;
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@@ -501,11 +502,13 @@ static int ohci_init (struct ohci_hcd *o
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(unsigned long) ohci);
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set_timer_slack(&ohci->io_watchdog, msecs_to_jiffies(20));
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- ohci->hcca = dma_alloc_coherent (hcd->self.controller,
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- sizeof(*ohci->hcca), &ohci->hcca_dma, GFP_KERNEL);
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+ hcca_area = ohci_readl(ohci, &ohci->regs->hcca);
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+ ohci->hcca = ioremap_nocache(hcca_area, sizeof *ohci->hcca);
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if (!ohci->hcca)
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return -ENOMEM;
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+ ohci->hcca_dma = hcca_area;
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+
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if ((ret = ohci_mem_init (ohci)) < 0)
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ohci_stop (hcd);
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else {
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@@ -523,6 +526,7 @@ static int ohci_init (struct ohci_hcd *o
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*/
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static int ohci_run (struct ohci_hcd *ohci)
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{
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+ int i = 0;
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u32 mask, val;
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int first = ohci->fminterval == 0;
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struct usb_hcd *hcd = ohci_to_hcd(ohci);
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@@ -573,6 +577,8 @@ static int ohci_run (struct ohci_hcd *oh
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msleep(val);
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memset (ohci->hcca, 0, sizeof (struct ohci_hcca));
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+ for (i = 0; i < NUM_INTS; i++)
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+ ohci->hcca->int_table[i] = 0;
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/* 2msec timelimit here means no irqs/preempt */
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spin_lock_irq (&ohci->lock);
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@@ -984,9 +990,6 @@ static void ohci_stop (struct usb_hcd *h
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remove_debug_files (ohci);
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ohci_mem_cleanup (ohci);
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if (ohci->hcca) {
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- dma_free_coherent (hcd->self.controller,
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- sizeof *ohci->hcca,
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- ohci->hcca, ohci->hcca_dma);
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ohci->hcca = NULL;
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ohci->hcca_dma = 0;
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}
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