Date: Wed, 22 Sep 2010 00:54:51 +0000 (UTC) From: Weongyo Jeong <weongyo@FreeBSD.org> To: src-committers@freebsd.org, svn-src-user@freebsd.org Subject: svn commit: r212986 - user/weongyo/usb/sys/dev/usb Message-ID: <201009220054.o8M0spjC011716@svn.freebsd.org>
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Author: weongyo Date: Wed Sep 22 00:54:50 2010 New Revision: 212986 URL: http://svn.freebsd.org/changeset/base/212986 Log: Removes unnecessary spaces; no functional changes. Modified: user/weongyo/usb/sys/dev/usb/usb_busdma.c Modified: user/weongyo/usb/sys/dev/usb/usb_busdma.c ============================================================================== --- user/weongyo/usb/sys/dev/usb/usb_busdma.c Wed Sep 22 00:25:16 2010 (r212985) +++ user/weongyo/usb/sys/dev/usb/usb_busdma.c Wed Sep 22 00:54:50 2010 (r212986) @@ -85,27 +85,17 @@ usbd_get_page(struct usb_page_cache *pc, #if USB_HAVE_BUSDMA if (pc->pages != NULL) { - /* Case 1 - something has been loaded into DMA */ - if (pc->buffer) { - /* Case 1a - Kernel Virtual Address */ - res->buffer = USB_ADD_BYTES(pc->buffer, offset); } offset += pc->page_offset_buf; - /* compute destination page */ - page = pc->pages; - if (pc->ismultiseg) { - page += (offset / USB_PAGE_SIZE); - offset %= USB_PAGE_SIZE; - res->length = USB_PAGE_SIZE - offset; res->physaddr = page->physaddr + offset; } else { @@ -113,16 +103,13 @@ usbd_get_page(struct usb_page_cache *pc, res->physaddr = page->physaddr + offset; } if (!pc->buffer) { - /* Case 1b - Non Kernel Virtual Address */ - res->buffer = USB_ADD_BYTES(page->buffer, offset); } return; } #endif /* Case 2 - Plain PIO */ - res->buffer = USB_ADD_BYTES(pc->buffer, offset); res->length = 0 - 1; #if USB_HAVE_BUSDMA
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