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USB: whci-hcd: fix type and format warnings in sg code

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Fix type and format warning in the new sg code.  Remove the very chatty
debug messages that were left in by mistake and use min_t() as required
(no one seems to agree on a type for buffer sizes).

Reported-by: Randy Dunlap <randy.dunlap@oracle.com>
Signed-off-by: David Vrabel <david.vrabel@csr.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
This commit is contained in:
David Vrabel 2009-10-14 13:23:55 +00:00 committed by Greg Kroah-Hartman
parent 8e08b9766b
commit f0ad073f04
1 changed files with 2 additions and 24 deletions
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26
drivers/usb/host/whci/qset.c
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@ -422,8 +422,6 @@ static int qset_add_urb_sg(struct whc *whc, struct whc_qset *qset, struct urb *u
size_t pl_len;
int p = 0;
dev_dbg(&whc->umc->dev, "adding urb w/ sg of length %d\n", urb->transfer_buffer_length);
remaining = urb->transfer_buffer_length;
for_each_sg(urb->sg->sg, sg, urb->num_sgs, i) {
@ -437,10 +435,7 @@ static int qset_add_urb_sg(struct whc *whc, struct whc_qset *qset, struct urb *u
}
dma_addr = sg_dma_address(sg);
dma_remaining = min(sg_dma_len(sg), remaining);
dev_dbg(&whc->umc->dev, "adding sg[%d] %08x %d\n", i, (unsigned)dma_addr,
dma_remaining);
dma_remaining = min_t(size_t, sg_dma_len(sg), remaining);
while (dma_remaining) {
size_t dma_len;
@ -463,7 +458,6 @@ static int qset_add_urb_sg(struct whc *whc, struct whc_qset *qset, struct urb *u
|| std->len + WHCI_PAGE_SIZE > QTD_MAX_XFER_SIZE) {
if (prev_end % qset->max_packet != 0)
return -EINVAL;
dev_dbg(&whc->umc->dev, "need new std\n");
std = qset_new_std(whc, qset, urb, mem_flags);
if (std == NULL) {
return -ENOMEM;
@ -485,8 +479,6 @@ static int qset_add_urb_sg(struct whc *whc, struct whc_qset *qset, struct urb *u
dma_len = ep - dma_addr;
}
dev_dbg(&whc->umc->dev, "adding %d\n", dma_len);
std->len += dma_len;
std->ntds_remaining = -1; /* filled in later */
@ -495,9 +487,6 @@ static int qset_add_urb_sg(struct whc *whc, struct whc_qset *qset, struct urb *u
num_pointers = DIV_ROUND_UP(ep - sp, WHCI_PAGE_SIZE);
std->num_pointers += num_pointers;
dev_dbg(&whc->umc->dev, "need %d more (%d total) page pointers\n",
num_pointers, std->num_pointers);
pl_len = std->num_pointers * sizeof(struct whc_page_list_entry);
std->pl_virt = krealloc(std->pl_virt, pl_len, mem_flags);
@ -506,7 +495,6 @@ static int qset_add_urb_sg(struct whc *whc, struct whc_qset *qset, struct urb *u
}
for (;p < std->num_pointers; p++, entry++) {
dev_dbg(&whc->umc->dev, "e[%d] %08x\n", p, dma_addr);
std->pl_virt[p].buf_ptr = cpu_to_le64(dma_addr);
dma_addr = (dma_addr + WHCI_PAGE_SIZE) & ~(WHCI_PAGE_SIZE-1);
}
@ -517,8 +505,6 @@ static int qset_add_urb_sg(struct whc *whc, struct whc_qset *qset, struct urb *u
}
}
dev_dbg(&whc->umc->dev, "used %d tds\n", ntds);
/* Now the number of stds is know, go back and fill in
std->ntds_remaining. */
list_for_each_entry(std, &qset->stds, list_node) {
@ -565,14 +551,11 @@ static int qset_add_urb_sg_linearize(struct whc *whc, struct whc_qset *qset,
break;
}
sg_remaining = min(remaining, sg->length);
sg_remaining = min_t(size_t, remaining, sg->length);
orig = sg_virt(sg);
dev_dbg(&whc->umc->dev, "adding sg[%d] %d\n", i, sg_remaining);
while (sg_remaining) {
if (!std || std->len == max_std_len) {
dev_dbg(&whc->umc->dev, "need new std\n");
std = qset_new_std(whc, qset, urb, mem_flags);
if (std == NULL)
return -ENOMEM;
@ -587,9 +570,6 @@ static int qset_add_urb_sg_linearize(struct whc *whc, struct whc_qset *qset,
len = min(sg_remaining, max_std_len - std->len);
dev_dbg(&whc->umc->dev, "added %d from sg[%d] @ offset %d\n",
len, i, orig - sg_virt(sg));
if (is_out)
memcpy(bounce, orig, len);
@ -650,8 +630,6 @@ int qset_add_urb(struct whc *whc, struct whc_qset *qset, struct urb *urb,
if (urb->sg) {
ret = qset_add_urb_sg(whc, qset, urb, mem_flags);
if (ret == -EINVAL) {
dev_dbg(&whc->umc->dev, "linearizing %d octet urb\n",
urb->transfer_buffer_length);
qset_free_stds(qset, urb);
ret = qset_add_urb_sg_linearize(whc, qset, urb, mem_flags);
}