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| author | Alan Stern <stern@rowland.harvard.edu> | 2007-02-19 15:51:51 -0500 |
|---|---|---|
| committer | Greg Kroah-Hartman <gregkh@suse.de> | 2007-02-23 15:03:45 -0800 |
| commit | 28b9325e6ae45ffb5e99fedcafe00f25fcaacf06 (patch) | |
| tree | 91391a8e2d11acc50adc5b7c631b2695bee9e453 /drivers/usb/host/uhci-debug.c | |
| parent | d0374f4f9c35cdfbee0ade72d06732613b4e6628 (diff) | |
| download | olio-linux-3.10-28b9325e6ae45ffb5e99fedcafe00f25fcaacf06.tar.xz olio-linux-3.10-28b9325e6ae45ffb5e99fedcafe00f25fcaacf06.zip | |
UHCI: Add macros for computing DMA values
This patch (as855) adds some convenience macros to uhci-hcd, to help
simplify the code for computing hardware DMA pointers.
Signed-off-by: Alan Stern <stern@rowland.harvard.edu>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
Diffstat (limited to 'drivers/usb/host/uhci-debug.c')
| -rw-r--r-- | drivers/usb/host/uhci-debug.c | 9 |
1 files changed, 4 insertions, 5 deletions
diff --git a/drivers/usb/host/uhci-debug.c b/drivers/usb/host/uhci-debug.c index 5d6c06bc452..a0677133577 100644 --- a/drivers/usb/host/uhci-debug.c +++ b/drivers/usb/host/uhci-debug.c @@ -196,7 +196,7 @@ static int uhci_show_qh(struct uhci_qh *qh, char *buf, int len, int space) struct uhci_td *td = list_entry(urbp->td_list.next, struct uhci_td, list); - if (cpu_to_le32(td->dma_handle) != (element & ~UHCI_PTR_BITS)) + if (element != LINK_TO_TD(td)) out += sprintf(out, "%*s Element != First TD\n", space, ""); i = nurbs = 0; @@ -393,7 +393,7 @@ static int uhci_sprint_schedule(struct uhci_hcd *uhci, char *buf, int len) do { td = list_entry(tmp, struct uhci_td, fl_list); tmp = tmp->next; - if (cpu_to_le32(td->dma_handle) != link) { + if (link != LINK_TO_TD(td)) { if (nframes > 0) out += sprintf(out, " link does " "not match list entry!\n"); @@ -440,7 +440,7 @@ check_link: if (qh->link != UHCI_PTR_TERM) out += sprintf(out, " bandwidth reclamation on!\n"); - if (qh_element(qh) != cpu_to_le32(uhci->term_td->dma_handle)) + if (qh_element(qh) != LINK_TO_TD(uhci->term_td)) out += sprintf(out, " skel_term_qh element is not set to term_td!\n"); continue; @@ -461,8 +461,7 @@ check_link: out += sprintf(out, " Skipped %d QHs\n", cnt); if (i > 1 && i < UHCI_NUM_SKELQH - 1) { - if (qh->link != - (cpu_to_le32(uhci->skelqh[j]->dma_handle) | UHCI_PTR_QH)) + if (qh->link != LINK_TO_QH(uhci->skelqh[j])) out += sprintf(out, " last QH not linked to next skeleton!\n"); } } |