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authorLinus Torvalds <torvalds@linux-foundation.org>2009-01-05 18:44:59 -0800
committerLinus Torvalds <torvalds@linux-foundation.org>2009-01-05 18:44:59 -0800
commit15b0669072127f282896b3bef2e9df4ec5d7264f (patch)
tree8480e09bbc7c26cd5c9ef048b734664cb6fe76be /drivers/net/qlge/qlge_main.c
parentc155b914651753f843445d2f860bc00137df5d52 (diff)
parent3537d54c0c39de5738bba8d19f128478b0b96a71 (diff)
Merge git://git.kernel.org/pub/scm/linux/kernel/git/davem/net-2.6
* git://git.kernel.org/pub/scm/linux/kernel/git/davem/net-2.6: (44 commits) qlge: Fix sparse warnings for tx ring indexes. qlge: Fix sparse warning regarding rx buffer queues. qlge: Fix sparse endian warning in ql_hw_csum_setup(). qlge: Fix sparse endian warning for inbound packet control block flags. qlge: Fix sparse warnings for byte swapping in qlge_ethool.c myri10ge: print MAC and serial number on probe failure pkt_sched: cls_u32: Fix locking in u32_change() iucv: fix cpu hotplug af_iucv: Free iucv path/socket in path_pending callback af_iucv: avoid left over IUCV connections from failing connects af_iucv: New error return codes for connect() net/ehea: bitops work on unsigned longs Revert "net: Fix for initial link state in 2.6.28" tcp: Kill extraneous SPLICE_F_NONBLOCK checks. tcp: don't mask EOF and socket errors on nonblocking splice receive dccp: Integrate the TFRC library with DCCP dccp: Clean up ccid.c after integration of CCID plugins dccp: Lockless integration of CCID congestion-control plugins qeth: get rid of extra argument after printk to dev_* conversion qeth: No large send using EDDP for HiperSockets. ...
Diffstat (limited to 'drivers/net/qlge/qlge_main.c')
-rw-r--r--drivers/net/qlge/qlge_main.c116
1 files changed, 52 insertions, 64 deletions
diff --git a/drivers/net/qlge/qlge_main.c b/drivers/net/qlge/qlge_main.c
index 718a7bd0cd1..f4c016012f1 100644
--- a/drivers/net/qlge/qlge_main.c
+++ b/drivers/net/qlge/qlge_main.c
@@ -257,7 +257,7 @@ int ql_get_mac_addr_reg(struct ql_adapter *qdev, u32 type, u16 index,
{
status =
ql_wait_reg_rdy(qdev,
- MAC_ADDR_IDX, MAC_ADDR_MW, MAC_ADDR_E);
+ MAC_ADDR_IDX, MAC_ADDR_MW, 0);
if (status)
goto exit;
ql_write32(qdev, MAC_ADDR_IDX, (offset++) | /* offset */
@@ -265,13 +265,13 @@ int ql_get_mac_addr_reg(struct ql_adapter *qdev, u32 type, u16 index,
MAC_ADDR_ADR | MAC_ADDR_RS | type); /* type */
status =
ql_wait_reg_rdy(qdev,
- MAC_ADDR_IDX, MAC_ADDR_MR, MAC_ADDR_E);
+ MAC_ADDR_IDX, MAC_ADDR_MR, 0);
if (status)
goto exit;
*value++ = ql_read32(qdev, MAC_ADDR_DATA);
status =
ql_wait_reg_rdy(qdev,
- MAC_ADDR_IDX, MAC_ADDR_MW, MAC_ADDR_E);
+ MAC_ADDR_IDX, MAC_ADDR_MW, 0);
if (status)
goto exit;
ql_write32(qdev, MAC_ADDR_IDX, (offset++) | /* offset */
@@ -279,14 +279,14 @@ int ql_get_mac_addr_reg(struct ql_adapter *qdev, u32 type, u16 index,
MAC_ADDR_ADR | MAC_ADDR_RS | type); /* type */
status =
ql_wait_reg_rdy(qdev,
- MAC_ADDR_IDX, MAC_ADDR_MR, MAC_ADDR_E);
+ MAC_ADDR_IDX, MAC_ADDR_MR, 0);
if (status)
goto exit;
*value++ = ql_read32(qdev, MAC_ADDR_DATA);
if (type == MAC_ADDR_TYPE_CAM_MAC) {
status =
ql_wait_reg_rdy(qdev,
- MAC_ADDR_IDX, MAC_ADDR_MW, MAC_ADDR_E);
+ MAC_ADDR_IDX, MAC_ADDR_MW, 0);
if (status)
goto exit;
ql_write32(qdev, MAC_ADDR_IDX, (offset++) | /* offset */
@@ -294,7 +294,7 @@ int ql_get_mac_addr_reg(struct ql_adapter *qdev, u32 type, u16 index,
MAC_ADDR_ADR | MAC_ADDR_RS | type); /* type */
status =
ql_wait_reg_rdy(qdev, MAC_ADDR_IDX,
- MAC_ADDR_MR, MAC_ADDR_E);
+ MAC_ADDR_MR, 0);
if (status)
goto exit;
*value++ = ql_read32(qdev, MAC_ADDR_DATA);
@@ -344,7 +344,7 @@ static int ql_set_mac_addr_reg(struct ql_adapter *qdev, u8 *addr, u32 type,
status =
ql_wait_reg_rdy(qdev,
- MAC_ADDR_IDX, MAC_ADDR_MW, MAC_ADDR_E);
+ MAC_ADDR_IDX, MAC_ADDR_MW, 0);
if (status)
goto exit;
ql_write32(qdev, MAC_ADDR_IDX, (offset++) | /* offset */
@@ -353,7 +353,7 @@ static int ql_set_mac_addr_reg(struct ql_adapter *qdev, u8 *addr, u32 type,
ql_write32(qdev, MAC_ADDR_DATA, lower);
status =
ql_wait_reg_rdy(qdev,
- MAC_ADDR_IDX, MAC_ADDR_MW, MAC_ADDR_E);
+ MAC_ADDR_IDX, MAC_ADDR_MW, 0);
if (status)
goto exit;
ql_write32(qdev, MAC_ADDR_IDX, (offset++) | /* offset */
@@ -362,7 +362,7 @@ static int ql_set_mac_addr_reg(struct ql_adapter *qdev, u8 *addr, u32 type,
ql_write32(qdev, MAC_ADDR_DATA, upper);
status =
ql_wait_reg_rdy(qdev,
- MAC_ADDR_IDX, MAC_ADDR_MW, MAC_ADDR_E);
+ MAC_ADDR_IDX, MAC_ADDR_MW, 0);
if (status)
goto exit;
ql_write32(qdev, MAC_ADDR_IDX, (offset) | /* offset */
@@ -400,7 +400,7 @@ static int ql_set_mac_addr_reg(struct ql_adapter *qdev, u8 *addr, u32 type,
status =
ql_wait_reg_rdy(qdev,
- MAC_ADDR_IDX, MAC_ADDR_MW, MAC_ADDR_E);
+ MAC_ADDR_IDX, MAC_ADDR_MW, 0);
if (status)
goto exit;
ql_write32(qdev, MAC_ADDR_IDX, offset | /* offset */
@@ -431,13 +431,13 @@ int ql_get_routing_reg(struct ql_adapter *qdev, u32 index, u32 *value)
if (status)
goto exit;
- status = ql_wait_reg_rdy(qdev, RT_IDX, RT_IDX_MW, RT_IDX_E);
+ status = ql_wait_reg_rdy(qdev, RT_IDX, RT_IDX_MW, 0);
if (status)
goto exit;
ql_write32(qdev, RT_IDX,
RT_IDX_TYPE_NICQ | RT_IDX_RS | (index << RT_IDX_IDX_SHIFT));
- status = ql_wait_reg_rdy(qdev, RT_IDX, RT_IDX_MR, RT_IDX_E);
+ status = ql_wait_reg_rdy(qdev, RT_IDX, RT_IDX_MR, 0);
if (status)
goto exit;
*value = ql_read32(qdev, RT_DATA);
@@ -874,7 +874,6 @@ static void ql_update_lbq(struct ql_adapter *qdev, struct rx_ring *rx_ring)
{
int clean_idx = rx_ring->lbq_clean_idx;
struct bq_desc *lbq_desc;
- struct bq_element *bq;
u64 map;
int i;
@@ -884,7 +883,6 @@ static void ql_update_lbq(struct ql_adapter *qdev, struct rx_ring *rx_ring)
"lbq: try cleaning clean_idx = %d.\n",
clean_idx);
lbq_desc = &rx_ring->lbq[clean_idx];
- bq = lbq_desc->bq;
if (lbq_desc->p.lbq_page == NULL) {
QPRINTK(qdev, RX_STATUS, DEBUG,
"lbq: getting new page for index %d.\n",
@@ -906,10 +904,7 @@ static void ql_update_lbq(struct ql_adapter *qdev, struct rx_ring *rx_ring)
}
pci_unmap_addr_set(lbq_desc, mapaddr, map);
pci_unmap_len_set(lbq_desc, maplen, PAGE_SIZE);
- bq->addr_lo = /*lbq_desc->addr_lo = */
- cpu_to_le32(map);
- bq->addr_hi = /*lbq_desc->addr_hi = */
- cpu_to_le32(map >> 32);
+ *lbq_desc->addr = cpu_to_le64(map);
}
clean_idx++;
if (clean_idx == rx_ring->lbq_len)
@@ -934,7 +929,6 @@ static void ql_update_sbq(struct ql_adapter *qdev, struct rx_ring *rx_ring)
{
int clean_idx = rx_ring->sbq_clean_idx;
struct bq_desc *sbq_desc;
- struct bq_element *bq;
u64 map;
int i;
@@ -944,7 +938,6 @@ static void ql_update_sbq(struct ql_adapter *qdev, struct rx_ring *rx_ring)
QPRINTK(qdev, RX_STATUS, DEBUG,
"sbq: try cleaning clean_idx = %d.\n",
clean_idx);
- bq = sbq_desc->bq;
if (sbq_desc->p.skb == NULL) {
QPRINTK(qdev, RX_STATUS, DEBUG,
"sbq: getting new skb for index %d.\n",
@@ -963,11 +956,15 @@ static void ql_update_sbq(struct ql_adapter *qdev, struct rx_ring *rx_ring)
sbq_desc->p.skb->data,
rx_ring->sbq_buf_size /
2, PCI_DMA_FROMDEVICE);
+ if (pci_dma_mapping_error(qdev->pdev, map)) {
+ QPRINTK(qdev, IFUP, ERR, "PCI mapping failed.\n");
+ rx_ring->sbq_clean_idx = clean_idx;
+ return;
+ }
pci_unmap_addr_set(sbq_desc, mapaddr, map);
pci_unmap_len_set(sbq_desc, maplen,
rx_ring->sbq_buf_size / 2);
- bq->addr_lo = cpu_to_le32(map);
- bq->addr_hi = cpu_to_le32(map >> 32);
+ *sbq_desc->addr = cpu_to_le64(map);
}
clean_idx++;
@@ -1303,6 +1300,11 @@ static struct sk_buff *ql_build_rx_skb(struct ql_adapter *qdev,
"No skb available, drop the packet.\n");
return NULL;
}
+ pci_unmap_page(qdev->pdev,
+ pci_unmap_addr(lbq_desc,
+ mapaddr),
+ pci_unmap_len(lbq_desc, maplen),
+ PCI_DMA_FROMDEVICE);
skb_reserve(skb, NET_IP_ALIGN);
QPRINTK(qdev, RX_STATUS, DEBUG,
"%d bytes of headers and data in large. Chain page to new skb and pull tail.\n", length);
@@ -1330,7 +1332,7 @@ static struct sk_buff *ql_build_rx_skb(struct ql_adapter *qdev,
* eventually be in trouble.
*/
int size, offset, i = 0;
- struct bq_element *bq, bq_array[8];
+ __le64 *bq, bq_array[8];
sbq_desc = ql_get_curr_sbuf(rx_ring);
pci_unmap_single(qdev->pdev,
pci_unmap_addr(sbq_desc, mapaddr),
@@ -1356,16 +1358,10 @@ static struct sk_buff *ql_build_rx_skb(struct ql_adapter *qdev,
} else {
QPRINTK(qdev, RX_STATUS, DEBUG,
"Headers in small, %d bytes of data in chain of large.\n", length);
- bq = (struct bq_element *)sbq_desc->p.skb->data;
+ bq = (__le64 *)sbq_desc->p.skb->data;
}
while (length > 0) {
lbq_desc = ql_get_curr_lbuf(rx_ring);
- if ((bq->addr_lo & ~BQ_MASK) != lbq_desc->bq->addr_lo) {
- QPRINTK(qdev, RX_STATUS, ERR,
- "Panic!!! bad large buffer address, expected 0x%.08x, got 0x%.08x.\n",
- lbq_desc->bq->addr_lo, bq->addr_lo);
- return NULL;
- }
pci_unmap_page(qdev->pdev,
pci_unmap_addr(lbq_desc,
mapaddr),
@@ -1549,7 +1545,7 @@ static void ql_process_chip_ae_intr(struct ql_adapter *qdev,
static int ql_clean_outbound_rx_ring(struct rx_ring *rx_ring)
{
struct ql_adapter *qdev = rx_ring->qdev;
- u32 prod = ql_read_sh_reg(rx_ring->prod_idx_sh_reg);
+ u32 prod = le32_to_cpu(*rx_ring->prod_idx_sh_reg);
struct ob_mac_iocb_rsp *net_rsp = NULL;
int count = 0;
@@ -1575,7 +1571,7 @@ static int ql_clean_outbound_rx_ring(struct rx_ring *rx_ring)
}
count++;
ql_update_cq(rx_ring);
- prod = ql_read_sh_reg(rx_ring->prod_idx_sh_reg);
+ prod = le32_to_cpu(*rx_ring->prod_idx_sh_reg);
}
ql_write_cq_idx(rx_ring);
if (netif_queue_stopped(qdev->ndev) && net_rsp != NULL) {
@@ -1595,7 +1591,7 @@ static int ql_clean_outbound_rx_ring(struct rx_ring *rx_ring)
static int ql_clean_inbound_rx_ring(struct rx_ring *rx_ring, int budget)
{
struct ql_adapter *qdev = rx_ring->qdev;
- u32 prod = ql_read_sh_reg(rx_ring->prod_idx_sh_reg);
+ u32 prod = le32_to_cpu(*rx_ring->prod_idx_sh_reg);
struct ql_net_rsp_iocb *net_rsp;
int count = 0;
@@ -1628,7 +1624,7 @@ static int ql_clean_inbound_rx_ring(struct rx_ring *rx_ring, int budget)
}
count++;
ql_update_cq(rx_ring);
- prod = ql_read_sh_reg(rx_ring->prod_idx_sh_reg);
+ prod = le32_to_cpu(*rx_ring->prod_idx_sh_reg);
if (count == budget)
break;
}
@@ -1791,7 +1787,7 @@ static irqreturn_t qlge_isr(int irq, void *dev_id)
* Check the default queue and wake handler if active.
*/
rx_ring = &qdev->rx_ring[0];
- if (ql_read_sh_reg(rx_ring->prod_idx_sh_reg) != rx_ring->cnsmr_idx) {
+ if (le32_to_cpu(*rx_ring->prod_idx_sh_reg) != rx_ring->cnsmr_idx) {
QPRINTK(qdev, INTR, INFO, "Waking handler for rx_ring[0].\n");
ql_disable_completion_interrupt(qdev, intr_context->intr);
queue_delayed_work_on(smp_processor_id(), qdev->q_workqueue,
@@ -1805,7 +1801,7 @@ static irqreturn_t qlge_isr(int irq, void *dev_id)
*/
for (i = 1; i < qdev->rx_ring_count; i++) {
rx_ring = &qdev->rx_ring[i];
- if (ql_read_sh_reg(rx_ring->prod_idx_sh_reg) !=
+ if (le32_to_cpu(*rx_ring->prod_idx_sh_reg) !=
rx_ring->cnsmr_idx) {
QPRINTK(qdev, INTR, INFO,
"Waking handler for rx_ring[%d].\n", i);
@@ -1874,7 +1870,7 @@ static void ql_hw_csum_setup(struct sk_buff *skb,
{
int len;
struct iphdr *iph = ip_hdr(skb);
- u16 *check;
+ __sum16 *check;
mac_iocb_ptr->opcode = OPCODE_OB_MAC_TSO_IOCB;
mac_iocb_ptr->frame_len = cpu_to_le32((u32) skb->len);
mac_iocb_ptr->net_trans_offset =
@@ -2083,8 +2079,6 @@ static void ql_free_lbq_buffers(struct ql_adapter *qdev, struct rx_ring *rx_ring
put_page(lbq_desc->p.lbq_page);
lbq_desc->p.lbq_page = NULL;
}
- lbq_desc->bq->addr_lo = 0;
- lbq_desc->bq->addr_hi = 0;
}
}
@@ -2097,12 +2091,12 @@ static int ql_alloc_lbq_buffers(struct ql_adapter *qdev,
int i;
struct bq_desc *lbq_desc;
u64 map;
- struct bq_element *bq = rx_ring->lbq_base;
+ __le64 *bq = rx_ring->lbq_base;
for (i = 0; i < rx_ring->lbq_len; i++) {
lbq_desc = &rx_ring->lbq[i];
memset(lbq_desc, 0, sizeof(lbq_desc));
- lbq_desc->bq = bq;
+ lbq_desc->addr = bq;
lbq_desc->index = i;
lbq_desc->p.lbq_page = alloc_page(GFP_ATOMIC);
if (unlikely(!lbq_desc->p.lbq_page)) {
@@ -2119,8 +2113,7 @@ static int ql_alloc_lbq_buffers(struct ql_adapter *qdev,
}
pci_unmap_addr_set(lbq_desc, mapaddr, map);
pci_unmap_len_set(lbq_desc, maplen, PAGE_SIZE);
- bq->addr_lo = cpu_to_le32(map);
- bq->addr_hi = cpu_to_le32(map >> 32);
+ *lbq_desc->addr = cpu_to_le64(map);
}
bq++;
}
@@ -2149,13 +2142,6 @@ static void ql_free_sbq_buffers(struct ql_adapter *qdev, struct rx_ring *rx_ring
dev_kfree_skb(sbq_desc->p.skb);
sbq_desc->p.skb = NULL;
}
- if (sbq_desc->bq == NULL) {
- QPRINTK(qdev, IFUP, ERR, "sbq_desc->bq %d is NULL.\n",
- i);
- return;
- }
- sbq_desc->bq->addr_lo = 0;
- sbq_desc->bq->addr_hi = 0;
}
}
@@ -2167,13 +2153,13 @@ static int ql_alloc_sbq_buffers(struct ql_adapter *qdev,
struct bq_desc *sbq_desc;
struct sk_buff *skb;
u64 map;
- struct bq_element *bq = rx_ring->sbq_base;
+ __le64 *bq = rx_ring->sbq_base;
for (i = 0; i < rx_ring->sbq_len; i++) {
sbq_desc = &rx_ring->sbq[i];
memset(sbq_desc, 0, sizeof(sbq_desc));
sbq_desc->index = i;
- sbq_desc->bq = bq;
+ sbq_desc->addr = bq;
skb = netdev_alloc_skb(qdev->ndev, rx_ring->sbq_buf_size);
if (unlikely(!skb)) {
/* Better luck next round */
@@ -2199,10 +2185,7 @@ static int ql_alloc_sbq_buffers(struct ql_adapter *qdev,
}
pci_unmap_addr_set(sbq_desc, mapaddr, map);
pci_unmap_len_set(sbq_desc, maplen, rx_ring->sbq_buf_size / 2);
- bq->addr_lo = /*sbq_desc->addr_lo = */
- cpu_to_le32(map);
- bq->addr_hi = /*sbq_desc->addr_hi = */
- cpu_to_le32(map >> 32);
+ *sbq_desc->addr = cpu_to_le64(map);
bq++;
}
return 0;
@@ -2481,7 +2464,8 @@ static int ql_start_rx_ring(struct ql_adapter *qdev, struct rx_ring *rx_ring)
memset((void *)cqicb, 0, sizeof(struct cqicb));
cqicb->msix_vect = rx_ring->irq;
- cqicb->len = cpu_to_le16(rx_ring->cq_len | LEN_V | LEN_CPP_CONT);
+ bq_len = (rx_ring->cq_len == 65536) ? 0 : (u16) rx_ring->cq_len;
+ cqicb->len = cpu_to_le16(bq_len | LEN_V | LEN_CPP_CONT);
cqicb->addr_lo = cpu_to_le32(rx_ring->cq_base_dma);
cqicb->addr_hi = cpu_to_le32((u64) rx_ring->cq_base_dma >> 32);
@@ -2503,8 +2487,11 @@ static int ql_start_rx_ring(struct ql_adapter *qdev, struct rx_ring *rx_ring)
cpu_to_le32(rx_ring->lbq_base_indirect_dma);
cqicb->lbq_addr_hi =
cpu_to_le32((u64) rx_ring->lbq_base_indirect_dma >> 32);
- cqicb->lbq_buf_size = cpu_to_le32(rx_ring->lbq_buf_size);
- bq_len = (u16) rx_ring->lbq_len;
+ bq_len = (rx_ring->lbq_buf_size == 65536) ? 0 :
+ (u16) rx_ring->lbq_buf_size;
+ cqicb->lbq_buf_size = cpu_to_le16(bq_len);
+ bq_len = (rx_ring->lbq_len == 65536) ? 0 :
+ (u16) rx_ring->lbq_len;
cqicb->lbq_len = cpu_to_le16(bq_len);
rx_ring->lbq_prod_idx = rx_ring->lbq_len - 16;
rx_ring->lbq_curr_idx = 0;
@@ -2520,7 +2507,8 @@ static int ql_start_rx_ring(struct ql_adapter *qdev, struct rx_ring *rx_ring)
cpu_to_le32((u64) rx_ring->sbq_base_indirect_dma >> 32);
cqicb->sbq_buf_size =
cpu_to_le16(((rx_ring->sbq_buf_size / 2) + 8) & 0xfffffff8);
- bq_len = (u16) rx_ring->sbq_len;
+ bq_len = (rx_ring->sbq_len == 65536) ? 0 :
+ (u16) rx_ring->sbq_len;
cqicb->sbq_len = cpu_to_le16(bq_len);
rx_ring->sbq_prod_idx = rx_ring->sbq_len - 16;
rx_ring->sbq_curr_idx = 0;
@@ -3341,11 +3329,11 @@ static int ql_configure_rings(struct ql_adapter *qdev)
rx_ring->cq_len * sizeof(struct ql_net_rsp_iocb);
rx_ring->lbq_len = NUM_LARGE_BUFFERS;
rx_ring->lbq_size =
- rx_ring->lbq_len * sizeof(struct bq_element);
+ rx_ring->lbq_len * sizeof(__le64);
rx_ring->lbq_buf_size = LARGE_BUFFER_SIZE;
rx_ring->sbq_len = NUM_SMALL_BUFFERS;
rx_ring->sbq_size =
- rx_ring->sbq_len * sizeof(struct bq_element);
+ rx_ring->sbq_len * sizeof(__le64);
rx_ring->sbq_buf_size = SMALL_BUFFER_SIZE * 2;
rx_ring->type = DEFAULT_Q;
} else if (i < qdev->rss_ring_first_cq_id) {
@@ -3372,11 +3360,11 @@ static int ql_configure_rings(struct ql_adapter *qdev)
rx_ring->cq_len * sizeof(struct ql_net_rsp_iocb);
rx_ring->lbq_len = NUM_LARGE_BUFFERS;
rx_ring->lbq_size =
- rx_ring->lbq_len * sizeof(struct bq_element);
+ rx_ring->lbq_len * sizeof(__le64);
rx_ring->lbq_buf_size = LARGE_BUFFER_SIZE;
rx_ring->sbq_len = NUM_SMALL_BUFFERS;
rx_ring->sbq_size =
- rx_ring->sbq_len * sizeof(struct bq_element);
+ rx_ring->sbq_len * sizeof(__le64);
rx_ring->sbq_buf_size = SMALL_BUFFER_SIZE * 2;
rx_ring->type = RX_Q;
}