Messages in this thread Patch in this message | | | Subject | [PATCH] isicom: correct firmware loading | From | Jiri Slaby <> | Date | Mon, 18 Sep 2006 23:02:08 +0200 (CEST) |
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isicom: correct firmware loading
Loading of firmware didn't fail when something went wrong (returned 0). Pointer to frame was incremented only by sizeof(frame) excluding it's data contents -- bad idea. Tell the card we're ready just after checking is complete, not before.
Signed-off-by: Jiri Slaby <jirislaby@gmail.com>
--- commit 7fa7a3e6bcd181bb25adacfc71dc8a386e347e9d tree 00758e71b46c5de09d98c79cf00f187012b9ba35 parent ca8b00296c6ff25faf9db7fe4b11d1460b64c7d7 author Jiri Slaby <xslaby@anemoi.localdomain> Mon, 18 Sep 2006 22:57:06 +0200 committer Jiri Slaby <xslaby@anemoi.localdomain> Mon, 18 Sep 2006 22:57:06 +0200
drivers/char/isicom.c | 35 +++++++++++++++++++---------------- 1 files changed, 19 insertions(+), 16 deletions(-)
diff --git a/drivers/char/isicom.c b/drivers/char/isicom.c index 6cca4b2..ea2bbf8 100644 --- a/drivers/char/isicom.c +++ b/drivers/char/isicom.c @@ -1756,9 +1756,12 @@ static int __devinit load_firmware(struc if (retval) goto end; + retval = -EIO; + for (frame = (struct stframe *)fw->data; frame < (struct stframe *)(fw->data + fw->size); - frame++) { + frame = (struct stframe *)((u8 *)(frame + 1) + + frame->count)) { if (WaitTillCardIsFree(base)) goto errrelfw; @@ -1797,23 +1800,12 @@ static int __devinit load_firmware(struc } } - retval = -EIO; - - if (WaitTillCardIsFree(base)) - goto errrelfw; - - outw(0xf2, base); - outw(0x800, base); - outw(0x0, base); - outw(0x0, base); - InterruptTheCard(base); - outw(0x0, base + 0x4); /* for ISI4608 cards */ - /* XXX: should we test it by reading it back and comparing with original like * in load firmware package? */ - for (frame = (struct stframe*)fw->data; - frame < (struct stframe*)(fw->data + fw->size); - frame++) { + for (frame = (struct stframe *)fw->data; + frame < (struct stframe *)(fw->data + fw->size); + frame = (struct stframe *)((u8 *)(frame + 1) + + frame->count)) { if (WaitTillCardIsFree(base)) goto errrelfw; @@ -1863,6 +1855,17 @@ static int __devinit load_firmware(struc } } + /* xfer ctrl */ + if (WaitTillCardIsFree(base)) + goto errrelfw; + + outw(0xf2, base); + outw(0x800, base); + outw(0x0, base); + outw(0x0, base); + InterruptTheCard(base); + outw(0x0, base + 0x4); /* for ISI4608 cards */ + board->status |= FIRMWARE_LOADED; retval = 0; - To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
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