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path: root/drivers/infiniband/hw/amso1100
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Diffstat (limited to 'drivers/infiniband/hw/amso1100')
-rw-r--r--drivers/infiniband/hw/amso1100/Kbuild4
-rw-r--r--drivers/infiniband/hw/amso1100/Kconfig2
-rw-r--r--drivers/infiniband/hw/amso1100/c2.c186
-rw-r--r--drivers/infiniband/hw/amso1100/c2.h34
-rw-r--r--drivers/infiniband/hw/amso1100/c2_ae.c40
-rw-r--r--drivers/infiniband/hw/amso1100/c2_alloc.c30
-rw-r--r--drivers/infiniband/hw/amso1100/c2_cm.c33
-rw-r--r--drivers/infiniband/hw/amso1100/c2_cq.c48
-rw-r--r--drivers/infiniband/hw/amso1100/c2_intr.c18
-rw-r--r--drivers/infiniband/hw/amso1100/c2_mm.c4
-rw-r--r--drivers/infiniband/hw/amso1100/c2_mq.c4
-rw-r--r--drivers/infiniband/hw/amso1100/c2_mq.h4
-rw-r--r--drivers/infiniband/hw/amso1100/c2_pd.c5
-rw-r--r--drivers/infiniband/hw/amso1100/c2_provider.c296
-rw-r--r--drivers/infiniband/hw/amso1100/c2_provider.h3
-rw-r--r--drivers/infiniband/hw/amso1100/c2_qp.c135
-rw-r--r--drivers/infiniband/hw/amso1100/c2_rnic.c111
-rw-r--r--drivers/infiniband/hw/amso1100/c2_vq.c12
-rw-r--r--drivers/infiniband/hw/amso1100/c2_wr.h216
19 files changed, 625 insertions, 560 deletions
diff --git a/drivers/infiniband/hw/amso1100/Kbuild b/drivers/infiniband/hw/amso1100/Kbuild
index 06964c4af84..950dfabcd89 100644
--- a/drivers/infiniband/hw/amso1100/Kbuild
+++ b/drivers/infiniband/hw/amso1100/Kbuild
@@ -1,6 +1,4 @@
-ifdef CONFIG_INFINIBAND_AMSO1100_DEBUG
-EXTRA_CFLAGS += -DDEBUG
-endif
+ccflags-$(CONFIG_INFINIBAND_AMSO1100_DEBUG) := -DDEBUG
obj-$(CONFIG_INFINIBAND_AMSO1100) += iw_c2.o
diff --git a/drivers/infiniband/hw/amso1100/Kconfig b/drivers/infiniband/hw/amso1100/Kconfig
index 809cb14ac6d..e6ce5f209e4 100644
--- a/drivers/infiniband/hw/amso1100/Kconfig
+++ b/drivers/infiniband/hw/amso1100/Kconfig
@@ -1,6 +1,6 @@
config INFINIBAND_AMSO1100
tristate "Ammasso 1100 HCA support"
- depends on PCI && INET && INFINIBAND
+ depends on PCI && INET
---help---
This is a low-level driver for the Ammasso 1100 host
channel adapter (HCA).
diff --git a/drivers/infiniband/hw/amso1100/c2.c b/drivers/infiniband/hw/amso1100/c2.c
index 9e9120f3601..00400c352c1 100644
--- a/drivers/infiniband/hw/amso1100/c2.c
+++ b/drivers/infiniband/hw/amso1100/c2.c
@@ -36,6 +36,7 @@
#include <linux/netdevice.h>
#include <linux/etherdevice.h>
#include <linux/inetdevice.h>
+#include <linux/interrupt.h>
#include <linux/delay.h>
#include <linux/ethtool.h>
#include <linux/mii.h>
@@ -46,6 +47,8 @@
#include <linux/tcp.h>
#include <linux/init.h>
#include <linux/dma-mapping.h>
+#include <linux/slab.h>
+#include <linux/prefetch.h>
#include <asm/io.h>
#include <asm/irq.h>
@@ -72,11 +75,10 @@ static int c2_down(struct net_device *netdev);
static int c2_xmit_frame(struct sk_buff *skb, struct net_device *netdev);
static void c2_tx_interrupt(struct net_device *netdev);
static void c2_rx_interrupt(struct net_device *netdev);
-static irqreturn_t c2_interrupt(int irq, void *dev_id, struct pt_regs *regs);
+static irqreturn_t c2_interrupt(int irq, void *dev_id);
static void c2_tx_timeout(struct net_device *netdev);
static int c2_change_mtu(struct net_device *netdev, int new_mtu);
static void c2_reset(struct c2_port *c2_port);
-static struct net_device_stats *c2_get_stats(struct net_device *netdev);
static struct pci_device_id c2_pci_table[] = {
{ PCI_DEVICE(0x18b8, 0xb001) },
@@ -87,11 +89,7 @@ MODULE_DEVICE_TABLE(pci, c2_pci_table);
static void c2_print_macaddr(struct net_device *netdev)
{
- pr_debug("%s: MAC %02X:%02X:%02X:%02X:%02X:%02X, "
- "IRQ %u\n", netdev->name,
- netdev->dev_addr[0], netdev->dev_addr[1], netdev->dev_addr[2],
- netdev->dev_addr[3], netdev->dev_addr[4], netdev->dev_addr[5],
- netdev->irq);
+ pr_debug("%s: MAC %pM, IRQ %u\n", netdev->name, netdev->dev_addr, netdev->irq);
}
static void c2_set_rxbufsize(struct c2_port *c2_port)
@@ -130,10 +128,10 @@ static int c2_tx_ring_alloc(struct c2_ring *tx_ring, void *vaddr,
tx_desc->status = 0;
/* Set TXP_HTXD_UNINIT */
- __raw_writeq(cpu_to_be64(0x1122334455667788ULL),
+ __raw_writeq((__force u64) cpu_to_be64(0x1122334455667788ULL),
(void __iomem *) txp_desc + C2_TXP_ADDR);
__raw_writew(0, (void __iomem *) txp_desc + C2_TXP_LEN);
- __raw_writew(cpu_to_be16(TXP_HTXD_UNINIT),
+ __raw_writew((__force u16) cpu_to_be16(TXP_HTXD_UNINIT),
(void __iomem *) txp_desc + C2_TXP_FLAGS);
elem->skb = NULL;
@@ -179,13 +177,13 @@ static int c2_rx_ring_alloc(struct c2_ring *rx_ring, void *vaddr,
rx_desc->status = 0;
/* Set RXP_HRXD_UNINIT */
- __raw_writew(cpu_to_be16(RXP_HRXD_OK),
+ __raw_writew((__force u16) cpu_to_be16(RXP_HRXD_OK),
(void __iomem *) rxp_desc + C2_RXP_STATUS);
__raw_writew(0, (void __iomem *) rxp_desc + C2_RXP_COUNT);
__raw_writew(0, (void __iomem *) rxp_desc + C2_RXP_LEN);
- __raw_writeq(cpu_to_be64(0x99aabbccddeeffULL),
+ __raw_writeq((__force u64) cpu_to_be64(0x99aabbccddeeffULL),
(void __iomem *) rxp_desc + C2_RXP_ADDR);
- __raw_writew(cpu_to_be16(RXP_HRXD_UNINIT),
+ __raw_writew((__force u16) cpu_to_be16(RXP_HRXD_UNINIT),
(void __iomem *) rxp_desc + C2_RXP_FLAGS);
elem->skb = NULL;
@@ -239,10 +237,11 @@ static inline int c2_rx_alloc(struct c2_port *c2_port, struct c2_element *elem)
rxp_hdr->flags = RXP_HRXD_READY;
__raw_writew(0, elem->hw_desc + C2_RXP_STATUS);
- __raw_writew(cpu_to_be16((u16) maplen - sizeof(*rxp_hdr)),
+ __raw_writew((__force u16) cpu_to_be16((u16) maplen - sizeof(*rxp_hdr)),
elem->hw_desc + C2_RXP_LEN);
- __raw_writeq(cpu_to_be64(mapaddr), elem->hw_desc + C2_RXP_ADDR);
- __raw_writew(cpu_to_be16(RXP_HRXD_READY), elem->hw_desc + C2_RXP_FLAGS);
+ __raw_writeq((__force u64) cpu_to_be64(mapaddr), elem->hw_desc + C2_RXP_ADDR);
+ __raw_writew((__force u16) cpu_to_be16(RXP_HRXD_READY),
+ elem->hw_desc + C2_RXP_FLAGS);
elem->skb = skb;
elem->mapaddr = mapaddr;
@@ -290,9 +289,9 @@ static void c2_rx_clean(struct c2_port *c2_port)
__raw_writew(0, elem->hw_desc + C2_RXP_STATUS);
__raw_writew(0, elem->hw_desc + C2_RXP_COUNT);
__raw_writew(0, elem->hw_desc + C2_RXP_LEN);
- __raw_writeq(cpu_to_be64(0x99aabbccddeeffULL),
+ __raw_writeq((__force u64) cpu_to_be64(0x99aabbccddeeffULL),
elem->hw_desc + C2_RXP_ADDR);
- __raw_writew(cpu_to_be16(RXP_HRXD_UNINIT),
+ __raw_writew((__force u16) cpu_to_be16(RXP_HRXD_UNINIT),
elem->hw_desc + C2_RXP_FLAGS);
if (elem->skb) {
@@ -346,16 +345,16 @@ static void c2_tx_clean(struct c2_port *c2_port)
elem->hw_desc + C2_TXP_LEN);
__raw_writeq(0,
elem->hw_desc + C2_TXP_ADDR);
- __raw_writew(cpu_to_be16(TXP_HTXD_DONE),
+ __raw_writew((__force u16) cpu_to_be16(TXP_HTXD_DONE),
elem->hw_desc + C2_TXP_FLAGS);
- c2_port->netstats.tx_dropped++;
+ c2_port->netdev->stats.tx_dropped++;
break;
} else {
__raw_writew(0,
elem->hw_desc + C2_TXP_LEN);
- __raw_writeq(cpu_to_be64(0x1122334455667788ULL),
+ __raw_writeq((__force u64) cpu_to_be64(0x1122334455667788ULL),
elem->hw_desc + C2_TXP_ADDR);
- __raw_writew(cpu_to_be16(TXP_HTXD_UNINIT),
+ __raw_writew((__force u16) cpu_to_be16(TXP_HTXD_UNINIT),
elem->hw_desc + C2_TXP_FLAGS);
}
@@ -390,7 +389,7 @@ static void c2_tx_interrupt(struct net_device *netdev)
for (elem = tx_ring->to_clean; elem != tx_ring->to_use;
elem = elem->next) {
txp_htxd.flags =
- be16_to_cpu(readw(elem->hw_desc + C2_TXP_FLAGS));
+ be16_to_cpu((__force __be16) readw(elem->hw_desc + C2_TXP_FLAGS));
if (txp_htxd.flags != TXP_HTXD_DONE)
break;
@@ -398,7 +397,7 @@ static void c2_tx_interrupt(struct net_device *netdev)
if (netif_msg_tx_done(c2_port)) {
/* PCI reads are expensive in fast path */
txp_htxd.len =
- be16_to_cpu(readw(elem->hw_desc + C2_TXP_LEN));
+ be16_to_cpu((__force __be16) readw(elem->hw_desc + C2_TXP_LEN));
pr_debug("%s: tx done slot %3Zu status 0x%x len "
"%5u bytes\n",
netdev->name, elem - tx_ring->start,
@@ -439,7 +438,8 @@ static void c2_rx_error(struct c2_port *c2_port, struct c2_element *elem)
}
/* Setup the skb for reuse since we're dropping this pkt */
- elem->skb->tail = elem->skb->data = elem->skb->head;
+ elem->skb->data = elem->skb->head;
+ skb_reset_tail_pointer(elem->skb);
/* Zero out the rxp hdr in the sk_buff */
memset(elem->skb->data, 0, sizeof(*rxp_hdr));
@@ -447,13 +447,15 @@ static void c2_rx_error(struct c2_port *c2_port, struct c2_element *elem)
/* Write the descriptor to the adapter's rx ring */
__raw_writew(0, elem->hw_desc + C2_RXP_STATUS);
__raw_writew(0, elem->hw_desc + C2_RXP_COUNT);
- __raw_writew(cpu_to_be16((u16) elem->maplen - sizeof(*rxp_hdr)),
+ __raw_writew((__force u16) cpu_to_be16((u16) elem->maplen - sizeof(*rxp_hdr)),
elem->hw_desc + C2_RXP_LEN);
- __raw_writeq(cpu_to_be64(elem->mapaddr), elem->hw_desc + C2_RXP_ADDR);
- __raw_writew(cpu_to_be16(RXP_HRXD_READY), elem->hw_desc + C2_RXP_FLAGS);
+ __raw_writeq((__force u64) cpu_to_be64(elem->mapaddr),
+ elem->hw_desc + C2_RXP_ADDR);
+ __raw_writew((__force u16) cpu_to_be16(RXP_HRXD_READY),
+ elem->hw_desc + C2_RXP_FLAGS);
pr_debug("packet dropped\n");
- c2_port->netstats.rx_dropped++;
+ c2_port->netdev->stats.rx_dropped++;
}
static void c2_rx_interrupt(struct net_device *netdev)
@@ -521,16 +523,14 @@ static void c2_rx_interrupt(struct net_device *netdev)
* "sizeof(struct c2_rxp_hdr)".
*/
skb->data += sizeof(*rxp_hdr);
- skb->tail = skb->data + buflen;
+ skb_set_tail_pointer(skb, buflen);
skb->len = buflen;
- skb->dev = netdev;
skb->protocol = eth_type_trans(skb, netdev);
netif_rx(skb);
- netdev->last_rx = jiffies;
- c2_port->netstats.rx_packets++;
- c2_port->netstats.rx_bytes += buflen;
+ netdev->stats.rx_packets++;
+ netdev->stats.rx_bytes += buflen;
}
/* Save where we left off */
@@ -544,7 +544,7 @@ static void c2_rx_interrupt(struct net_device *netdev)
/*
* Handle netisr0 TX & RX interrupts.
*/
-static irqreturn_t c2_interrupt(int irq, void *dev_id, struct pt_regs *regs)
+static irqreturn_t c2_interrupt(int irq, void *dev_id)
{
unsigned int netisr0, dmaisr;
int handled = 0;
@@ -653,7 +653,7 @@ static int c2_up(struct net_device *netdev)
i++, elem++) {
rxp_hdr = (struct c2_rxp_hdr *) elem->skb->data;
rxp_hdr->flags = 0;
- __raw_writew(cpu_to_be16(RXP_HRXD_READY),
+ __raw_writew((__force u16) cpu_to_be16(RXP_HRXD_READY),
elem->hw_desc + C2_RXP_FLAGS);
}
@@ -672,7 +672,7 @@ static int c2_up(struct net_device *netdev)
* rdma interface.
*/
in_dev = in_dev_get(netdev);
- in_dev->cnf.arp_ignore = 1;
+ IN_DEV_CONF_SET(in_dev, ARP_IGNORE, 1);
in_dev_put(in_dev);
return 0;
@@ -787,38 +787,38 @@ static int c2_xmit_frame(struct sk_buff *skb, struct net_device *netdev)
elem->maplen = maplen;
/* Tell HW to xmit */
- __raw_writeq(cpu_to_be64(mapaddr), elem->hw_desc + C2_TXP_ADDR);
- __raw_writew(cpu_to_be16(maplen), elem->hw_desc + C2_TXP_LEN);
- __raw_writew(cpu_to_be16(TXP_HTXD_READY), elem->hw_desc + C2_TXP_FLAGS);
+ __raw_writeq((__force u64) cpu_to_be64(mapaddr),
+ elem->hw_desc + C2_TXP_ADDR);
+ __raw_writew((__force u16) cpu_to_be16(maplen),
+ elem->hw_desc + C2_TXP_LEN);
+ __raw_writew((__force u16) cpu_to_be16(TXP_HTXD_READY),
+ elem->hw_desc + C2_TXP_FLAGS);
- c2_port->netstats.tx_packets++;
- c2_port->netstats.tx_bytes += maplen;
+ netdev->stats.tx_packets++;
+ netdev->stats.tx_bytes += maplen;
/* Loop thru additional data fragments and queue them */
if (skb_shinfo(skb)->nr_frags) {
for (i = 0; i < skb_shinfo(skb)->nr_frags; i++) {
- skb_frag_t *frag = &skb_shinfo(skb)->frags[i];
- maplen = frag->size;
- mapaddr =
- pci_map_page(c2dev->pcidev, frag->page,
- frag->page_offset, maplen,
- PCI_DMA_TODEVICE);
-
+ const skb_frag_t *frag = &skb_shinfo(skb)->frags[i];
+ maplen = skb_frag_size(frag);
+ mapaddr = skb_frag_dma_map(&c2dev->pcidev->dev, frag,
+ 0, maplen, DMA_TO_DEVICE);
elem = elem->next;
elem->skb = NULL;
elem->mapaddr = mapaddr;
elem->maplen = maplen;
/* Tell HW to xmit */
- __raw_writeq(cpu_to_be64(mapaddr),
+ __raw_writeq((__force u64) cpu_to_be64(mapaddr),
elem->hw_desc + C2_TXP_ADDR);
- __raw_writew(cpu_to_be16(maplen),
+ __raw_writew((__force u16) cpu_to_be16(maplen),
elem->hw_desc + C2_TXP_LEN);
- __raw_writew(cpu_to_be16(TXP_HTXD_READY),
+ __raw_writew((__force u16) cpu_to_be16(TXP_HTXD_READY),
elem->hw_desc + C2_TXP_FLAGS);
- c2_port->netstats.tx_packets++;
- c2_port->netstats.tx_bytes += maplen;
+ netdev->stats.tx_packets++;
+ netdev->stats.tx_bytes += maplen;
}
}
@@ -839,13 +839,6 @@ static int c2_xmit_frame(struct sk_buff *skb, struct net_device *netdev)
return NETDEV_TX_OK;
}
-static struct net_device_stats *c2_get_stats(struct net_device *netdev)
-{
- struct c2_port *c2_port = netdev_priv(netdev);
-
- return &c2_port->netstats;
-}
-
static void c2_tx_timeout(struct net_device *netdev)
{
struct c2_port *c2_port = netdev_priv(netdev);
@@ -874,6 +867,16 @@ static int c2_change_mtu(struct net_device *netdev, int new_mtu)
return ret;
}
+static const struct net_device_ops c2_netdev = {
+ .ndo_open = c2_up,
+ .ndo_stop = c2_down,
+ .ndo_start_xmit = c2_xmit_frame,
+ .ndo_tx_timeout = c2_tx_timeout,
+ .ndo_change_mtu = c2_change_mtu,
+ .ndo_set_mac_address = eth_mac_addr,
+ .ndo_validate_addr = eth_validate_addr,
+};
+
/* Initialize network device */
static struct net_device *c2_devinit(struct c2_dev *c2dev,
void __iomem * mmio_addr)
@@ -886,15 +889,9 @@ static struct net_device *c2_devinit(struct c2_dev *c2dev,
return NULL;
}
- SET_MODULE_OWNER(netdev);
SET_NETDEV_DEV(netdev, &c2dev->pcidev->dev);
- netdev->open = c2_up;
- netdev->stop = c2_down;
- netdev->hard_start_xmit = c2_xmit_frame;
- netdev->get_stats = c2_get_stats;
- netdev->tx_timeout = c2_tx_timeout;
- netdev->change_mtu = c2_change_mtu;
+ netdev->netdev_ops = &c2_netdev;
netdev->watchdog_timeo = C2_TX_TIMEOUT;
netdev->irq = c2dev->pcidev->irq;
@@ -923,8 +920,7 @@ static struct net_device *c2_devinit(struct c2_dev *c2dev,
return netdev;
}
-static int __devinit c2_probe(struct pci_dev *pcidev,
- const struct pci_device_id *ent)
+static int c2_probe(struct pci_dev *pcidev, const struct pci_device_id *ent)
{
int ret = 0, i;
unsigned long reg0_start, reg0_flags, reg0_len;
@@ -987,13 +983,13 @@ static int __devinit c2_probe(struct pci_dev *pcidev,
}
if ((sizeof(dma_addr_t) > 4)) {
- ret = pci_set_dma_mask(pcidev, DMA_64BIT_MASK);
+ ret = pci_set_dma_mask(pcidev, DMA_BIT_MASK(64));
if (ret < 0) {
printk(KERN_ERR PFX "64b DMA configuration failed\n");
goto bail2;
}
} else {
- ret = pci_set_dma_mask(pcidev, DMA_32BIT_MASK);
+ ret = pci_set_dma_mask(pcidev, DMA_BIT_MASK(32));
if (ret < 0) {
printk(KERN_ERR PFX "32b DMA configuration failed\n");
goto bail2;
@@ -1006,7 +1002,7 @@ static int __devinit c2_probe(struct pci_dev *pcidev,
/* Remap the adapter PCI registers in BAR4 */
mmio_regs = ioremap_nocache(reg4_start + C2_PCI_REGS_OFFSET,
sizeof(struct c2_adapter_pci_regs));
- if (mmio_regs == 0UL) {
+ if (!mmio_regs) {
printk(KERN_ERR PFX
"Unable to remap adapter PCI registers in BAR4\n");
ret = -EIO;
@@ -1030,10 +1026,10 @@ static int __devinit c2_probe(struct pci_dev *pcidev,
}
/* Validate the adapter version */
- if (be32_to_cpu(readl(mmio_regs + C2_REGS_VERS)) != C2_VERSION) {
+ if (be32_to_cpu((__force __be32) readl(mmio_regs + C2_REGS_VERS)) != C2_VERSION) {
printk(KERN_ERR PFX "Version mismatch "
"[fw=%u, c2=%u], Adapter not claimed\n",
- be32_to_cpu(readl(mmio_regs + C2_REGS_VERS)),
+ be32_to_cpu((__force __be32) readl(mmio_regs + C2_REGS_VERS)),
C2_VERSION);
ret = -EINVAL;
iounmap(mmio_regs);
@@ -1041,12 +1037,12 @@ static int __devinit c2_probe(struct pci_dev *pcidev,
}
/* Validate the adapter IVN */
- if (be32_to_cpu(readl(mmio_regs + C2_REGS_IVN)) != C2_IVN) {
+ if (be32_to_cpu((__force __be32) readl(mmio_regs + C2_REGS_IVN)) != C2_IVN) {
printk(KERN_ERR PFX "Downlevel FIrmware level. You should be using "
"the OpenIB device support kit. "
"[fw=0x%x, c2=0x%x], Adapter not claimed\n",
- be32_to_cpu(readl(mmio_regs + C2_REGS_IVN)),
- C2_IVN);
+ be32_to_cpu((__force __be32) readl(mmio_regs + C2_REGS_IVN)),
+ C2_IVN);
ret = -EINVAL;
iounmap(mmio_regs);
goto bail2;
@@ -1069,11 +1065,11 @@ static int __devinit c2_probe(struct pci_dev *pcidev,
/* Get the last RX index */
c2dev->cur_rx =
- (be32_to_cpu(readl(mmio_regs + C2_REGS_HRX_CUR)) -
+ (be32_to_cpu((__force __be32) readl(mmio_regs + C2_REGS_HRX_CUR)) -
0xffffc000) / sizeof(struct c2_rxp_desc);
/* Request an interrupt line for the driver */
- ret = request_irq(pcidev->irq, c2_interrupt, SA_SHIRQ, DRV_NAME, c2dev);
+ ret = request_irq(pcidev->irq, c2_interrupt, IRQF_SHARED, DRV_NAME, c2dev);
if (ret) {
printk(KERN_ERR PFX "%s: requested IRQ %u is busy\n",
pci_name(pcidev), pcidev->irq);
@@ -1086,12 +1082,13 @@ static int __devinit c2_probe(struct pci_dev *pcidev,
/* Initialize network device */
if ((netdev = c2_devinit(c2dev, mmio_regs)) == NULL) {
+ ret = -ENOMEM;
iounmap(mmio_regs);
goto bail4;
}
/* Save off the actual size prior to unmapping mmio_regs */
- kva_map_size = be32_to_cpu(readl(mmio_regs + C2_REGS_PCI_WINSIZE));
+ kva_map_size = be32_to_cpu((__force __be32) readl(mmio_regs + C2_REGS_PCI_WINSIZE));
/* Unmap the adapter PCI registers in BAR4 */
iounmap(mmio_regs);
@@ -1110,7 +1107,7 @@ static int __devinit c2_probe(struct pci_dev *pcidev,
/* Remap the adapter HRXDQ PA space to kernel VA space */
c2dev->mmio_rxp_ring = ioremap_nocache(reg4_start + C2_RXP_HRXDQ_OFFSET,
C2_RXP_HRXDQ_SIZE);
- if (c2dev->mmio_rxp_ring == 0UL) {
+ if (!c2dev->mmio_rxp_ring) {
printk(KERN_ERR PFX "Unable to remap MMIO HRXDQ region\n");
ret = -EIO;
goto bail6;
@@ -1119,7 +1116,7 @@ static int __devinit c2_probe(struct pci_dev *pcidev,
/* Remap the adapter HTXDQ PA space to kernel VA space */
c2dev->mmio_txp_ring = ioremap_nocache(reg4_start + C2_TXP_HTXDQ_OFFSET,
C2_TXP_HTXDQ_SIZE);
- if (c2dev->mmio_txp_ring == 0UL) {
+ if (!c2dev->mmio_txp_ring) {
printk(KERN_ERR PFX "Unable to remap MMIO HTXDQ region\n");
ret = -EIO;
goto bail7;
@@ -1130,7 +1127,7 @@ static int __devinit c2_probe(struct pci_dev *pcidev,
/* Remap the PCI registers in adapter BAR0 to kernel VA space */
c2dev->regs = ioremap_nocache(reg0_start, reg0_len);
- if (c2dev->regs == 0UL) {
+ if (!c2dev->regs) {
printk(KERN_ERR PFX "Unable to remap BAR0\n");
ret = -EIO;
goto bail8;
@@ -1140,7 +1137,7 @@ static int __devinit c2_probe(struct pci_dev *pcidev,
c2dev->pa = reg4_start + C2_PCI_REGS_OFFSET;
c2dev->kva = ioremap_nocache(reg4_start + C2_PCI_REGS_OFFSET,
kva_map_size);
- if (c2dev->kva == 0UL) {
+ if (!c2dev->kva) {
printk(KERN_ERR PFX "Unable to remap BAR4\n");
ret = -EIO;
goto bail9;
@@ -1155,7 +1152,9 @@ static int __devinit c2_probe(struct pci_dev *pcidev,
goto bail10;
}
- c2_register_device(c2dev);
+ ret = c2_register_device(c2dev);
+ if (ret)
+ goto bail10;
return 0;
@@ -1193,7 +1192,7 @@ static int __devinit c2_probe(struct pci_dev *pcidev,
return ret;
}
-static void __devexit c2_remove(struct pci_dev *pcidev)
+static void c2_remove(struct pci_dev *pcidev)
{
struct c2_dev *c2dev = pci_get_drvdata(pcidev);
struct net_device *netdev = c2dev->netdev;
@@ -1238,18 +1237,7 @@ static struct pci_driver c2_pci_driver = {
.name = DRV_NAME,
.id_table = c2_pci_table,
.probe = c2_probe,
- .remove = __devexit_p(c2_remove),
+ .remove = c2_remove,
};
-static int __init c2_init_module(void)
-{
- return pci_module_init(&c2_pci_driver);
-}
-
-static void __exit c2_exit_module(void)
-{
- pci_unregister_driver(&c2_pci_driver);
-}
-
-module_init(c2_init_module);
-module_exit(c2_exit_module);
+module_pci_driver(c2_pci_driver);
diff --git a/drivers/infiniband/hw/amso1100/c2.h b/drivers/infiniband/hw/amso1100/c2.h
index 1b17dcdd050..d619d735838 100644
--- a/drivers/infiniband/hw/amso1100/c2.h
+++ b/drivers/infiniband/hw/amso1100/c2.h
@@ -40,7 +40,6 @@
#include <linux/pci.h>
#include <linux/dma-mapping.h>
#include <linux/idr.h>
-#include <asm/semaphore.h>
#include "c2_provider.h"
#include "c2_mq.h"
@@ -251,7 +250,7 @@ struct c2_array {
struct sp_chunk {
struct sp_chunk *next;
dma_addr_t dma_addr;
- DECLARE_PCI_UNMAP_ADDR(mapping);
+ DEFINE_DMA_UNMAP_ADDR(mapping);
u16 head;
u16 shared_ptr[0];
};
@@ -266,7 +265,6 @@ struct c2_pd_table {
struct c2_qp_table {
struct idr idr;
spinlock_t lock;
- int last;
};
struct c2_element {
@@ -302,7 +300,7 @@ struct c2_dev {
unsigned long pa; /* PA device memory */
void **qptr_array;
- kmem_cache_t *host_msg_cache;
+ struct kmem_cache *host_msg_cache;
struct list_head cca_link; /* adapter list */
struct list_head eh_wakeup_list; /* event wakeup list */
@@ -346,7 +344,7 @@ struct c2_dev {
// spinlock_t aeq_lock;
// spinlock_t rnic_lock;
- u16 *hint_count;
+ __be16 *hint_count;
dma_addr_t hint_count_dma;
u16 hints_read;
@@ -370,8 +368,6 @@ struct c2_port {
unsigned long mem_size;
u32 rx_buf_size;
-
- struct net_device_stats netstats;
};
/*
@@ -425,10 +421,10 @@ static inline void __raw_writeq(u64 val, void __iomem * addr)
#endif
#define C2_SET_CUR_RX(c2dev, cur_rx) \
- __raw_writel(cpu_to_be32(cur_rx), c2dev->mmio_txp_ring + 4092)
+ __raw_writel((__force u32) cpu_to_be32(cur_rx), c2dev->mmio_txp_ring + 4092)
#define C2_GET_CUR_RX(c2dev) \
- be32_to_cpu(readl(c2dev->mmio_txp_ring + 4092))
+ be32_to_cpu((__force __be32) readl(c2dev->mmio_txp_ring + 4092))
static inline struct c2_dev *to_c2dev(struct ib_device *ibdev)
{
@@ -485,8 +481,8 @@ extern void c2_unregister_device(struct c2_dev *c2dev);
extern int c2_rnic_init(struct c2_dev *c2dev);
extern void c2_rnic_term(struct c2_dev *c2dev);
extern void c2_rnic_interrupt(struct c2_dev *c2dev);
-extern int c2_del_addr(struct c2_dev *c2dev, u32 inaddr, u32 inmask);
-extern int c2_add_addr(struct c2_dev *c2dev, u32 inaddr, u32 inmask);
+extern int c2_del_addr(struct c2_dev *c2dev, __be32 inaddr, __be32 inmask);
+extern int c2_add_addr(struct c2_dev *c2dev, __be32 inaddr, __be32 inmask);
/* QPs */
extern int c2_alloc_qp(struct c2_dev *c2dev, struct c2_pd *pd,
@@ -501,16 +497,16 @@ extern int c2_post_send(struct ib_qp *ibqp, struct ib_send_wr *ib_wr,
struct ib_send_wr **bad_wr);
extern int c2_post_receive(struct ib_qp *ibqp, struct ib_recv_wr *ib_wr,
struct ib_recv_wr **bad_wr);
-extern void __devinit c2_init_qp_table(struct c2_dev *c2dev);
-extern void __devexit c2_cleanup_qp_table(struct c2_dev *c2dev);
+extern void c2_init_qp_table(struct c2_dev *c2dev);
+extern void c2_cleanup_qp_table(struct c2_dev *c2dev);
extern void c2_set_qp_state(struct c2_qp *, int);
extern struct c2_qp *c2_find_qpn(struct c2_dev *c2dev, int qpn);
/* PDs */
extern int c2_pd_alloc(struct c2_dev *c2dev, int privileged, struct c2_pd *pd);
extern void c2_pd_free(struct c2_dev *c2dev, struct c2_pd *pd);
-extern int __devinit c2_init_pd_table(struct c2_dev *c2dev);
-extern void __devexit c2_cleanup_pd_table(struct c2_dev *c2dev);
+extern int c2_init_pd_table(struct c2_dev *c2dev);
+extern void c2_cleanup_pd_table(struct c2_dev *c2dev);
/* CQs */
extern int c2_init_cq(struct c2_dev *c2dev, int entries,
@@ -519,7 +515,7 @@ extern void c2_free_cq(struct c2_dev *c2dev, struct c2_cq *cq);
extern void c2_cq_event(struct c2_dev *c2dev, u32 mq_index);
extern void c2_cq_clean(struct c2_dev *c2dev, struct c2_qp *qp, u32 mq_index);
extern int c2_poll_cq(struct ib_cq *ibcq, int num_entries, struct ib_wc *entry);
-extern int c2_arm_cq(struct ib_cq *ibcq, enum ib_cq_notify notify);
+extern int c2_arm_cq(struct ib_cq *ibcq, enum ib_cq_notify_flags flags);
/* CM */
extern int c2_llp_connect(struct iw_cm_id *cm_id,
@@ -545,7 +541,7 @@ extern void c2_ae_event(struct c2_dev *c2dev, u32 mq_index);
extern int c2_init_mqsp_pool(struct c2_dev *c2dev, gfp_t gfp_mask,
struct sp_chunk **root);
extern void c2_free_mqsp_pool(struct c2_dev *c2dev, struct sp_chunk *root);
-extern u16 *c2_alloc_mqsp(struct c2_dev *c2dev, struct sp_chunk *head,
- dma_addr_t *dma_addr, gfp_t gfp_mask);
-extern void c2_free_mqsp(u16 * mqsp);
+extern __be16 *c2_alloc_mqsp(struct c2_dev *c2dev, struct sp_chunk *head,
+ dma_addr_t *dma_addr, gfp_t gfp_mask);
+extern void c2_free_mqsp(__be16* mqsp);
#endif
diff --git a/drivers/infiniband/hw/amso1100/c2_ae.c b/drivers/infiniband/hw/amso1100/c2_ae.c
index 08f46c83a3a..cedda25232b 100644
--- a/drivers/infiniband/hw/amso1100/c2_ae.c
+++ b/drivers/infiniband/hw/amso1100/c2_ae.c
@@ -61,12 +61,11 @@ static int c2_convert_cm_status(u32 c2_status)
default:
printk(KERN_ERR PFX
"%s - Unable to convert CM status: %d\n",
- __FUNCTION__, c2_status);
+ __func__, c2_status);
return -EIO;
}
}
-#ifdef DEBUG
static const char* to_event_str(int event)
{
static const char* event_str[] = {
@@ -142,9 +141,8 @@ static const char *to_qp_state_str(int state)
return "C2_QP_STATE_ERROR";
default:
return "<invalid QP state>";
- };
+ }
}
-#endif
void c2_ae_event(struct c2_dev *c2dev, u32 mq_index)
{
@@ -157,9 +155,11 @@ void c2_ae_event(struct c2_dev *c2dev, u32 mq_index)
enum c2_event_id event_id;
unsigned long flags;
int status;
+ struct sockaddr_in *laddr = (struct sockaddr_in *)&cm_event.local_addr;
+ struct sockaddr_in *raddr = (struct sockaddr_in *)&cm_event.remote_addr;
/*
- * retreive the message
+ * retrieve the message
*/
wr = c2_mq_consume(mq);
if (!wr)
@@ -195,9 +195,9 @@ void c2_ae_event(struct c2_dev *c2dev, u32 mq_index)
pr_debug("%s: event = %s, user_context=%llx, "
"resource_type=%x, "
"resource=%x, qp_state=%s\n",
- __FUNCTION__,
+ __func__,
to_event_str(event_id),
- be64_to_cpu(wr->ae.ae_generic.user_context),
+ (unsigned long long) wr->ae.ae_generic.user_context,
be32_to_cpu(wr->ae.ae_generic.resource_type),
be32_to_cpu(wr->ae.ae_generic.resource),
to_qp_state_str(be32_to_cpu(wr->ae.ae_generic.qp_state)));
@@ -208,10 +208,10 @@ void c2_ae_event(struct c2_dev *c2dev, u32 mq_index)
case CCAE_ACTIVE_CONNECT_RESULTS:
res = &wr->ae.ae_active_connect_results;
cm_event.event = IW_CM_EVENT_CONNECT_REPLY;
- cm_event.local_addr.sin_addr.s_addr = res->laddr;
- cm_event.remote_addr.sin_addr.s_addr = res->raddr;
- cm_event.local_addr.sin_port = res->lport;
- cm_event.remote_addr.sin_port = res->rport;
+ laddr->sin_addr.s_addr = res->laddr;
+ raddr->sin_addr.s_addr = res->raddr;
+ laddr->sin_port = res->lport;
+ raddr->sin_port = res->rport;
if (status == 0) {
cm_event.private_data_len =
be32_to_cpu(res->private_data_length);
@@ -261,7 +261,7 @@ void c2_ae_event(struct c2_dev *c2dev, u32 mq_index)
BUG_ON(1);
pr_debug("%s:%d Unexpected event_id=%d on QP=%p, "
"CM_ID=%p\n",
- __FUNCTION__, __LINE__,
+ __func__, __LINE__,
event_id, qp, cm_id);
break;
}
@@ -278,18 +278,23 @@ void c2_ae_event(struct c2_dev *c2dev, u32 mq_index)
pr_debug("C2_RES_IND_EP event_id=%d\n", event_id);
if (event_id != CCAE_CONNECTION_REQUEST) {
pr_debug("%s: Invalid event_id: %d\n",
- __FUNCTION__, event_id);
+ __func__, event_id);
break;
}
cm_event.event = IW_CM_EVENT_CONNECT_REQUEST;
cm_event.provider_data = (void*)(unsigned long)req->cr_handle;
- cm_event.local_addr.sin_addr.s_addr = req->laddr;
- cm_event.remote_addr.sin_addr.s_addr = req->raddr;
- cm_event.local_addr.sin_port = req->lport;
- cm_event.remote_addr.sin_port = req->rport;
+ laddr->sin_addr.s_addr = req->laddr;
+ raddr->sin_addr.s_addr = req->raddr;
+ laddr->sin_port = req->lport;
+ raddr->sin_port = req->rport;
cm_event.private_data_len =
be32_to_cpu(req->private_data_length);
cm_event.private_data = req->private_data;
+ /*
+ * Until ird/ord negotiation via MPAv2 support is added, send
+ * max supported values
+ */
+ cm_event.ird = cm_event.ord = 128;
if (cm_id->event_handler)
cm_id->event_handler(cm_id, &cm_event);
@@ -308,6 +313,7 @@ void c2_ae_event(struct c2_dev *c2dev, u32 mq_index)
if (cq->ibcq.event_handler)
cq->ibcq.event_handler(&ib_event,
cq->ibcq.cq_context);
+ break;
}
default:
diff --git a/drivers/infiniband/hw/amso1100/c2_alloc.c b/drivers/infiniband/hw/amso1100/c2_alloc.c
index 1d2529992c0..78d247ec696 100644
--- a/drivers/infiniband/hw/amso1100/c2_alloc.c
+++ b/drivers/infiniband/hw/amso1100/c2_alloc.c
@@ -32,7 +32,6 @@
*/
#include <linux/errno.h>
-#include <linux/slab.h>
#include <linux/bitmap.h>
#include "c2.h"
@@ -42,14 +41,15 @@ static int c2_alloc_mqsp_chunk(struct c2_dev *c2dev, gfp_t gfp_mask,
{
int i;
struct sp_chunk *new_head;
+ dma_addr_t dma_addr;
- new_head = (struct sp_chunk *) __get_free_page(gfp_mask);
+ new_head = dma_alloc_coherent(&c2dev->pcidev->dev, PAGE_SIZE,
+ &dma_addr, gfp_mask);
if (new_head == NULL)
return -ENOMEM;
- new_head->dma_addr = dma_map_single(c2dev->ibdev.dma_device, new_head,
- PAGE_SIZE, DMA_FROM_DEVICE);
- pci_unmap_addr_set(new_head, mapping, new_head->dma_addr);
+ new_head->dma_addr = dma_addr;
+ dma_unmap_addr_set(new_head, mapping, new_head->dma_addr);
new_head->next = NULL;
new_head->head = 0;
@@ -80,16 +80,14 @@ void c2_free_mqsp_pool(struct c2_dev *c2dev, struct sp_chunk *root)
while (root) {
next = root->next;
- dma_unmap_single(c2dev->ibdev.dma_device,
- pci_unmap_addr(root, mapping), PAGE_SIZE,
- DMA_FROM_DEVICE);
- __free_page((struct page *) root);
+ dma_free_coherent(&c2dev->pcidev->dev, PAGE_SIZE, root,
+ dma_unmap_addr(root, mapping));
root = next;
}
}
-u16 *c2_alloc_mqsp(struct c2_dev *c2dev, struct sp_chunk *head,
- dma_addr_t *dma_addr, gfp_t gfp_mask)
+__be16 *c2_alloc_mqsp(struct c2_dev *c2dev, struct sp_chunk *head,
+ dma_addr_t *dma_addr, gfp_t gfp_mask)
{
u16 mqsp;
@@ -114,14 +112,14 @@ u16 *c2_alloc_mqsp(struct c2_dev *c2dev, struct sp_chunk *head,
*dma_addr = head->dma_addr +
((unsigned long) &(head->shared_ptr[mqsp]) -
(unsigned long) head);
- pr_debug("%s addr %p dma_addr %llx\n", __FUNCTION__,
- &(head->shared_ptr[mqsp]), (u64)*dma_addr);
- return &(head->shared_ptr[mqsp]);
+ pr_debug("%s addr %p dma_addr %llx\n", __func__,
+ &(head->shared_ptr[mqsp]), (unsigned long long) *dma_addr);
+ return (__force __be16 *) &(head->shared_ptr[mqsp]);
}
return NULL;
}
-void c2_free_mqsp(u16 * mqsp)
+void c2_free_mqsp(__be16 *mqsp)
{
struct sp_chunk *head;
u16 idx;
@@ -130,7 +128,7 @@ void c2_free_mqsp(u16 * mqsp)
head = (struct sp_chunk *) ((unsigned long) mqsp & PAGE_MASK);
/* Link head to new mqsp */
- *mqsp = head->head;
+ *mqsp = (__force __be16) head->head;
/* Compute the shared_ptr index */
idx = ((unsigned long) mqsp & ~PAGE_MASK) >> 1;
diff --git a/drivers/infiniband/hw/amso1100/c2_cm.c b/drivers/infiniband/hw/amso1100/c2_cm.c
index 485254efdd1..23bfa94fbd4 100644
--- a/drivers/infiniband/hw/amso1100/c2_cm.c
+++ b/drivers/infiniband/hw/amso1100/c2_cm.c
@@ -31,6 +31,8 @@
* SOFTWARE.
*
*/
+#include <linux/slab.h>
+
#include "c2.h"
#include "c2_wr.h"
#include "c2_vq.h"
@@ -44,6 +46,10 @@ int c2_llp_connect(struct iw_cm_id *cm_id, struct iw_cm_conn_param *iw_param)
struct c2wr_qp_connect_req *wr; /* variable size needs a malloc. */
struct c2_vq_req *vq_req;
int err;
+ struct sockaddr_in *raddr = (struct sockaddr_in *)&cm_id->remote_addr;
+
+ if (cm_id->remote_addr.ss_family != AF_INET)
+ return -ENOSYS;
ibqp = c2_get_qp(cm_id->device, iw_param->qpn);
if (!ibqp)
@@ -89,8 +95,8 @@ int c2_llp_connect(struct iw_cm_id *cm_id, struct iw_cm_conn_param *iw_param)
wr->rnic_handle = c2dev->adapter_handle;
wr->qp_handle = qp->adapter_handle;
- wr->remote_addr = cm_id->remote_addr.sin_addr.s_addr;
- wr->remote_port = cm_id->remote_addr.sin_port;
+ wr->remote_addr = raddr->sin_addr.s_addr;
+ wr->remote_port = raddr->sin_port;
/*
* Move any private data from the callers's buf into
@@ -133,6 +139,10 @@ int c2_llp_service_create(struct iw_cm_id *cm_id, int backlog)
struct c2wr_ep_listen_create_rep *reply;
struct c2_vq_req *vq_req;
int err;
+ struct sockaddr_in *laddr = (struct sockaddr_in *)&cm_id->local_addr;
+
+ if (cm_id->local_addr.ss_family != AF_INET)
+ return -ENOSYS;
c2dev = to_c2dev(cm_id->device);
if (c2dev == NULL)
@@ -151,8 +161,8 @@ int c2_llp_service_create(struct iw_cm_id *cm_id, int backlog)
c2_wr_set_id(&wr, CCWR_EP_LISTEN_CREATE);
wr.hdr.context = (u64) (unsigned long) vq_req;
wr.rnic_handle = c2dev->adapter_handle;
- wr.local_addr = cm_id->local_addr.sin_addr.s_addr;
- wr.local_port = cm_id->local_addr.sin_port;
+ wr.local_addr = laddr->sin_addr.s_addr;
+ wr.local_port = laddr->sin_port;
wr.backlog = cpu_to_be32(backlog);
wr.user_context = (u64) (unsigned long) cm_id;
@@ -302,7 +312,7 @@ int c2_llp_accept(struct iw_cm_id *cm_id, struct iw_cm_conn_param *iw_param)
vq_req = vq_req_alloc(c2dev);
if (!vq_req) {
err = -ENOMEM;
- goto bail1;
+ goto bail0;
}
vq_req->qp = qp;
vq_req->cm_id = cm_id;
@@ -311,7 +321,7 @@ int c2_llp_accept(struct iw_cm_id *cm_id, struct iw_cm_conn_param *iw_param)
wr = kmalloc(c2dev->req_vq.msg_size, GFP_KERNEL);
if (!wr) {
err = -ENOMEM;
- goto bail2;
+ goto bail1;
}
/* Build the WR */
@@ -331,7 +341,7 @@ int c2_llp_accept(struct iw_cm_id *cm_id, struct iw_cm_conn_param *iw_param)
/* Validate private_data length */
if (iw_param->private_data_len > C2_MAX_PRIVATE_DATA_SIZE) {
err = -EINVAL;
- goto bail2;
+ goto bail1;
}
if (iw_param->private_data) {
@@ -348,19 +358,19 @@ int c2_llp_accept(struct iw_cm_id *cm_id, struct iw_cm_conn_param *iw_param)
err = vq_send_wr(c2dev, (union c2wr *) wr);
if (err) {
vq_req_put(c2dev, vq_req);
- goto bail2;
+ goto bail1;
}
/* Wait for reply from adapter */
err = vq_wait_for_reply(c2dev, vq_req);
if (err)
- goto bail2;
+ goto bail1;
/* Check that reply is present */
reply = (struct c2wr_cr_accept_rep *) (unsigned long) vq_req->reply_msg;
if (!reply) {
err = -ENOMEM;
- goto bail2;
+ goto bail1;
}
err = c2_errno(reply);
@@ -368,9 +378,8 @@ int c2_llp_accept(struct iw_cm_id *cm_id, struct iw_cm_conn_param *iw_param)
if (!err)
c2_set_qp_state(qp, C2_QP_STATE_RTS);
- bail2:
- kfree(wr);
bail1:
+ kfree(wr);
vq_req_free(c2dev, vq_req);
bail0:
if (err) {
diff --git a/drivers/infiniband/hw/amso1100/c2_cq.c b/drivers/infiniband/hw/amso1100/c2_cq.c
index 9d7bcc5ade9..49e0e8533f7 100644
--- a/drivers/infiniband/hw/amso1100/c2_cq.c
+++ b/drivers/infiniband/hw/amso1100/c2_cq.c
@@ -35,6 +35,8 @@
* SOFTWARE.
*
*/
+#include <linux/gfp.h>
+
#include "c2.h"
#include "c2_vq.h"
#include "c2_status.h"
@@ -133,7 +135,7 @@ static inline int c2_poll_one(struct c2_dev *c2dev,
struct c2_qp *qp;
int is_recv = 0;
- ce = (struct c2wr_ce *) c2_mq_consume(&cq->mq);
+ ce = c2_mq_consume(&cq->mq);
if (!ce) {
return -EAGAIN;
}
@@ -146,14 +148,14 @@ static inline int c2_poll_one(struct c2_dev *c2dev,
while ((qp =
(struct c2_qp *) (unsigned long) ce->qp_user_context) == NULL) {
c2_mq_free(&cq->mq);
- ce = (struct c2wr_ce *) c2_mq_consume(&cq->mq);
+ ce = c2_mq_consume(&cq->mq);
if (!ce)
return -EAGAIN;
}
entry->status = c2_cqe_status_to_openib(c2_wr_get_result(ce));
entry->wr_id = ce->hdr.context;
- entry->qp_num = ce->handle;
+ entry->qp = &qp->ibqp;
entry->wc_flags = 0;
entry->slid = 0;
entry->sl = 0;
@@ -217,17 +219,19 @@ int c2_poll_cq(struct ib_cq *ibcq, int num_entries, struct ib_wc *entry)
return npolled;
}
-int c2_arm_cq(struct ib_cq *ibcq, enum ib_cq_notify notify)
+int c2_arm_cq(struct ib_cq *ibcq, enum ib_cq_notify_flags notify_flags)
{
struct c2_mq_shared __iomem *shared;
struct c2_cq *cq;
+ unsigned long flags;
+ int ret = 0;
cq = to_c2cq(ibcq);
shared = cq->mq.peer;
- if (notify == IB_CQ_NEXT_COMP)
+ if ((notify_flags & IB_CQ_SOLICITED_MASK) == IB_CQ_NEXT_COMP)
writeb(C2_CQ_NOTIFICATION_TYPE_NEXT, &shared->notification_type);
- else if (notify == IB_CQ_SOLICITED)
+ else if ((notify_flags & IB_CQ_SOLICITED_MASK) == IB_CQ_SOLICITED)
writeb(C2_CQ_NOTIFICATION_TYPE_NEXT_SE, &shared->notification_type);
else
return -EINVAL;
@@ -241,25 +245,28 @@ int c2_arm_cq(struct ib_cq *ibcq, enum ib_cq_notify notify)
*/
readb(&shared->armed);
- return 0;
+ if (notify_flags & IB_CQ_REPORT_MISSED_EVENTS) {
+ spin_lock_irqsave(&cq->lock, flags);
+ ret = !c2_mq_empty(&cq->mq);
+ spin_unlock_irqrestore(&cq->lock, flags);
+ }
+
+ return ret;
}
static void c2_free_cq_buf(struct c2_dev *c2dev, struct c2_mq *mq)
{
-
- dma_unmap_single(c2dev->ibdev.dma_device, pci_unmap_addr(mq, mapping),
- mq->q_size * mq->msg_size, DMA_FROM_DEVICE);
- free_pages((unsigned long) mq->msg_pool.host,
- get_order(mq->q_size * mq->msg_size));
+ dma_free_coherent(&c2dev->pcidev->dev, mq->q_size * mq->msg_size,
+ mq->msg_pool.host, dma_unmap_addr(mq, mapping));
}
static int c2_alloc_cq_buf(struct c2_dev *c2dev, struct c2_mq *mq, int q_size,
int msg_size)
{
- unsigned long pool_start;
+ u8 *pool_start;
- pool_start = __get_free_pages(GFP_KERNEL,
- get_order(q_size * msg_size));
+ pool_start = dma_alloc_coherent(&c2dev->pcidev->dev, q_size * msg_size,
+ &mq->host_dma, GFP_KERNEL);
if (!pool_start)
return -ENOMEM;
@@ -267,14 +274,11 @@ static int c2_alloc_cq_buf(struct c2_dev *c2dev, struct c2_mq *mq, int q_size,
0, /* index (currently unknown) */
q_size,
msg_size,
- (u8 *) pool_start,
+ pool_start,
NULL, /* peer (currently unknown) */
C2_MQ_HOST_TARGET);
- mq->host_dma = dma_map_single(c2dev->ibdev.dma_device,
- (void *)pool_start,
- q_size * msg_size, DMA_FROM_DEVICE);
- pci_unmap_addr_set(mq, mapping, mq->host_dma);
+ dma_unmap_addr_set(mq, mapping, mq->host_dma);
return 0;
}
@@ -420,8 +424,8 @@ void c2_free_cq(struct c2_dev *c2dev, struct c2_cq *cq)
goto bail1;
reply = (struct c2wr_cq_destroy_rep *) (unsigned long) (vq_req->reply_msg);
-
- vq_repbuf_free(c2dev, reply);
+ if (reply)
+ vq_repbuf_free(c2dev, reply);
bail1:
vq_req_free(c2dev, vq_req);
bail0:
diff --git a/drivers/infiniband/hw/amso1100/c2_intr.c b/drivers/infiniband/hw/amso1100/c2_intr.c
index 0d0bc33ca30..3a17d9b36db 100644
--- a/drivers/infiniband/hw/amso1100/c2_intr.c
+++ b/drivers/infiniband/hw/amso1100/c2_intr.c
@@ -62,8 +62,8 @@ void c2_rnic_interrupt(struct c2_dev *c2dev)
static void handle_mq(struct c2_dev *c2dev, u32 mq_index)
{
if (c2dev->qptr_array[mq_index] == NULL) {
- pr_debug(KERN_INFO "handle_mq: stray activity for mq_index=%d\n",
- mq_index);
+ pr_debug("handle_mq: stray activity for mq_index=%d\n",
+ mq_index);
return;
}
@@ -169,16 +169,26 @@ static void handle_vq(struct c2_dev *c2dev, u32 mq_index)
* We should never get here, as the adapter should
* never send us a reply that we're not expecting.
*/
- vq_repbuf_free(c2dev, host_msg);
+ if (reply_msg != NULL)
+ vq_repbuf_free(c2dev, host_msg);
pr_debug("handle_vq: UNEXPECTEDLY got NULL req\n");
return;
}
- err = c2_errno(reply_msg);
+ if (reply_msg)
+ err = c2_errno(reply_msg);
+ else
+ err = -ENOMEM;
+
if (!err) switch (req->event) {
case IW_CM_EVENT_ESTABLISHED:
c2_set_qp_state(req->qp,
C2_QP_STATE_RTS);
+ /*
+ * Until ird/ord negotiation via MPAv2 support is added, send
+ * max supported values
+ */
+ cm_event.ird = cm_event.ord = 128;
case IW_CM_EVENT_CLOSE:
/*
diff --git a/drivers/infiniband/hw/amso1100/c2_mm.c b/drivers/infiniband/hw/amso1100/c2_mm.c
index 1e4f46493fc..119c4f3d979 100644
--- a/drivers/infiniband/hw/amso1100/c2_mm.c
+++ b/drivers/infiniband/hw/amso1100/c2_mm.c
@@ -30,6 +30,8 @@
* CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
* SOFTWARE.
*/
+#include <linux/slab.h>
+
#include "c2.h"
#include "c2_vq.h"
@@ -45,7 +47,7 @@
* Reply buffer _is_ freed by this function.
*/
static int
-send_pbl_messages(struct c2_dev *c2dev, u32 stag_index,
+send_pbl_messages(struct c2_dev *c2dev, __be32 stag_index,
unsigned long va, u32 pbl_depth,
struct c2_vq_req *vq_req, int pbl_type)
{
diff --git a/drivers/infiniband/hw/amso1100/c2_mq.c b/drivers/infiniband/hw/amso1100/c2_mq.c
index b88a7559210..0cddc49beae 100644
--- a/drivers/infiniband/hw/amso1100/c2_mq.c
+++ b/drivers/infiniband/hw/amso1100/c2_mq.c
@@ -64,7 +64,7 @@ void c2_mq_produce(struct c2_mq *q)
q->priv = (q->priv + 1) % q->q_size;
q->hint_count++;
/* Update peer's offset. */
- __raw_writew(cpu_to_be16(q->priv), &q->peer->shared);
+ __raw_writew((__force u16) cpu_to_be16(q->priv), &q->peer->shared);
}
}
@@ -105,7 +105,7 @@ void c2_mq_free(struct c2_mq *q)
#endif
q->priv = (q->priv + 1) % q->q_size;
/* Update peer's offset. */
- __raw_writew(cpu_to_be16(q->priv), &q->peer->shared);
+ __raw_writew((__force u16) cpu_to_be16(q->priv), &q->peer->shared);
}
}
diff --git a/drivers/infiniband/hw/amso1100/c2_mq.h b/drivers/infiniband/hw/amso1100/c2_mq.h
index 9185bbb2165..fc1b9a7cec4 100644
--- a/drivers/infiniband/hw/amso1100/c2_mq.h
+++ b/drivers/infiniband/hw/amso1100/c2_mq.h
@@ -71,11 +71,11 @@ struct c2_mq {
u8 __iomem *adapter;
} msg_pool;
dma_addr_t host_dma;
- DECLARE_PCI_UNMAP_ADDR(mapping);
+ DEFINE_DMA_UNMAP_ADDR(mapping);
u16 hint_count;
u16 priv;
struct c2_mq_shared __iomem *peer;
- u16 *shared;
+ __be16 *shared;
dma_addr_t shared_dma;
u32 q_size;
u32 msg_size;
diff --git a/drivers/infiniband/hw/amso1100/c2_pd.c b/drivers/infiniband/hw/amso1100/c2_pd.c
index 00c709926c8..f3e81dc357b 100644
--- a/drivers/infiniband/hw/amso1100/c2_pd.c
+++ b/drivers/infiniband/hw/amso1100/c2_pd.c
@@ -34,6 +34,7 @@
*/
#include <linux/init.h>
+#include <linux/slab.h>
#include <linux/errno.h>
#include "c2.h"
@@ -69,7 +70,7 @@ void c2_pd_free(struct c2_dev *c2dev, struct c2_pd *pd)
spin_unlock(&c2dev->pd_table.lock);
}
-int __devinit c2_init_pd_table(struct c2_dev *c2dev)
+int c2_init_pd_table(struct c2_dev *c2dev)
{
c2dev->pd_table.last = 0;
@@ -83,7 +84,7 @@ int __devinit c2_init_pd_table(struct c2_dev *c2dev)
return 0;
}
-void __devexit c2_cleanup_pd_table(struct c2_dev *c2dev)
+void c2_cleanup_pd_table(struct c2_dev *c2dev)
{
kfree(c2dev->pd_table.table);
}
diff --git a/drivers/infiniband/hw/amso1100/c2_provider.c b/drivers/infiniband/hw/amso1100/c2_provider.c
index dd6af551108..8af33cf1fc4 100644
--- a/drivers/infiniband/hw/amso1100/c2_provider.c
+++ b/drivers/infiniband/hw/amso1100/c2_provider.c
@@ -50,12 +50,14 @@
#include <linux/dma-mapping.h>
#include <linux/if_arp.h>
#include <linux/vmalloc.h>
+#include <linux/slab.h>
#include <asm/io.h>
#include <asm/irq.h>
#include <asm/byteorder.h>
#include <rdma/ib_smi.h>
+#include <rdma/ib_umem.h>
#include <rdma/ib_user_verbs.h>
#include "c2.h"
#include "c2_provider.h"
@@ -66,7 +68,7 @@ static int c2_query_device(struct ib_device *ibdev,
{
struct c2_dev *c2dev = to_c2dev(ibdev);
- pr_debug("%s:%u\n", __FUNCTION__, __LINE__);
+ pr_debug("%s:%u\n", __func__, __LINE__);
*props = c2dev->props;
return 0;
@@ -75,7 +77,7 @@ static int c2_query_device(struct ib_device *ibdev,
static int c2_query_port(struct ib_device *ibdev,
u8 port, struct ib_port_attr *props)
{
- pr_debug("%s:%u\n", __FUNCTION__, __LINE__);
+ pr_debug("%s:%u\n", __func__, __LINE__);
props->max_mtu = IB_MTU_4096;
props->lid = 0;
@@ -92,23 +94,15 @@ static int c2_query_port(struct ib_device *ibdev,
props->pkey_tbl_len = 1;
props->qkey_viol_cntr = 0;
props->active_width = 1;
- props->active_speed = 1;
+ props->active_speed = IB_SPEED_SDR;
return 0;
}
-static int c2_modify_port(struct ib_device *ibdev,
- u8 port, int port_modify_mask,
- struct ib_port_modify *props)
-{
- pr_debug("%s:%u\n", __FUNCTION__, __LINE__);
- return 0;
-}
-
static int c2_query_pkey(struct ib_device *ibdev,
u8 port, u16 index, u16 * pkey)
{
- pr_debug("%s:%u\n", __FUNCTION__, __LINE__);
+ pr_debug("%s:%u\n", __func__, __LINE__);
*pkey = 0;
return 0;
}
@@ -118,7 +112,7 @@ static int c2_query_gid(struct ib_device *ibdev, u8 port,
{
struct c2_dev *c2dev = to_c2dev(ibdev);
- pr_debug("%s:%u\n", __FUNCTION__, __LINE__);
+ pr_debug("%s:%u\n", __func__, __LINE__);
memset(&(gid->raw[0]), 0, sizeof(gid->raw));
memcpy(&(gid->raw[0]), c2dev->pseudo_netdev->dev_addr, 6);
@@ -133,7 +127,7 @@ static struct ib_ucontext *c2_alloc_ucontext(struct ib_device *ibdev,
{
struct c2_ucontext *context;
- pr_debug("%s:%u\n", __FUNCTION__, __LINE__);
+ pr_debug("%s:%u\n", __func__, __LINE__);
context = kmalloc(sizeof(*context), GFP_KERNEL);
if (!context)
return ERR_PTR(-ENOMEM);
@@ -143,14 +137,14 @@ static struct ib_ucontext *c2_alloc_ucontext(struct ib_device *ibdev,
static int c2_dealloc_ucontext(struct ib_ucontext *context)
{
- pr_debug("%s:%u\n", __FUNCTION__, __LINE__);
+ pr_debug("%s:%u\n", __func__, __LINE__);
kfree(context);
return 0;
}
static int c2_mmap_uar(struct ib_ucontext *context, struct vm_area_struct *vma)
{
- pr_debug("%s:%u\n", __FUNCTION__, __LINE__);
+ pr_debug("%s:%u\n", __func__, __LINE__);
return -ENOSYS;
}
@@ -161,7 +155,7 @@ static struct ib_pd *c2_alloc_pd(struct ib_device *ibdev,
struct c2_pd *pd;
int err;
- pr_debug("%s:%u\n", __FUNCTION__, __LINE__);
+ pr_debug("%s:%u\n", __func__, __LINE__);
pd = kmalloc(sizeof(*pd), GFP_KERNEL);
if (!pd)
@@ -186,7 +180,7 @@ static struct ib_pd *c2_alloc_pd(struct ib_device *ibdev,
static int c2_dealloc_pd(struct ib_pd *pd)
{
- pr_debug("%s:%u\n", __FUNCTION__, __LINE__);
+ pr_debug("%s:%u\n", __func__, __LINE__);
c2_pd_free(to_c2dev(pd->device), to_c2pd(pd));
kfree(pd);
@@ -195,13 +189,13 @@ static int c2_dealloc_pd(struct ib_pd *pd)
static struct ib_ah *c2_ah_create(struct ib_pd *pd, struct ib_ah_attr *ah_attr)
{
- pr_debug("%s:%u\n", __FUNCTION__, __LINE__);
+ pr_debug("%s:%u\n", __func__, __LINE__);
return ERR_PTR(-ENOSYS);
}
static int c2_ah_destroy(struct ib_ah *ah)
{
- pr_debug("%s:%u\n", __FUNCTION__, __LINE__);
+ pr_debug("%s:%u\n", __func__, __LINE__);
return -ENOSYS;
}
@@ -229,7 +223,7 @@ struct ib_qp *c2_get_qp(struct ib_device *device, int qpn)
qp = c2_find_qpn(c2dev, qpn);
pr_debug("%s Returning QP=%p for QPN=%d, device=%p, refcount=%d\n",
- __FUNCTION__, qp, qpn, device,
+ __func__, qp, qpn, device,
(qp?atomic_read(&qp->refcount):0));
return (qp?&qp->ibqp:NULL);
@@ -242,13 +236,16 @@ static struct ib_qp *c2_create_qp(struct ib_pd *pd,
struct c2_qp *qp;
int err;
- pr_debug("%s:%u\n", __FUNCTION__, __LINE__);
+ pr_debug("%s:%u\n", __func__, __LINE__);
+
+ if (init_attr->create_flags)
+ return ERR_PTR(-EINVAL);
switch (init_attr->qp_type) {
case IB_QPT_RC:
qp = kzalloc(sizeof(*qp), GFP_KERNEL);
if (!qp) {
- pr_debug("%s: Unable to allocate QP\n", __FUNCTION__);
+ pr_debug("%s: Unable to allocate QP\n", __func__);
return ERR_PTR(-ENOMEM);
}
spin_lock_init(&qp->lock);
@@ -265,10 +262,9 @@ static struct ib_qp *c2_create_qp(struct ib_pd *pd,
break;
default:
- pr_debug("%s: Invalid QP type: %d\n", __FUNCTION__,
+ pr_debug("%s: Invalid QP type: %d\n", __func__,
init_attr->qp_type);
return ERR_PTR(-EINVAL);
- break;
}
if (err) {
@@ -284,13 +280,13 @@ static int c2_destroy_qp(struct ib_qp *ib_qp)
struct c2_qp *qp = to_c2qp(ib_qp);
pr_debug("%s:%u qp=%p,qp->state=%d\n",
- __FUNCTION__, __LINE__,ib_qp,qp->state);
+ __func__, __LINE__, ib_qp, qp->state);
c2_free_qp(to_c2dev(ib_qp->device), qp);
kfree(qp);
return 0;
}
-static struct ib_cq *c2_create_cq(struct ib_device *ibdev, int entries,
+static struct ib_cq *c2_create_cq(struct ib_device *ibdev, int entries, int vector,
struct ib_ucontext *context,
struct ib_udata *udata)
{
@@ -299,13 +295,13 @@ static struct ib_cq *c2_create_cq(struct ib_device *ibdev, int entries,
cq = kmalloc(sizeof(*cq), GFP_KERNEL);
if (!cq) {
- pr_debug("%s: Unable to allocate CQ\n", __FUNCTION__);
+ pr_debug("%s: Unable to allocate CQ\n", __func__);
return ERR_PTR(-ENOMEM);
}
err = c2_init_cq(to_c2dev(ibdev), entries, NULL, cq);
if (err) {
- pr_debug("%s: error initializing CQ\n", __FUNCTION__);
+ pr_debug("%s: error initializing CQ\n", __func__);
kfree(cq);
return ERR_PTR(err);
}
@@ -317,7 +313,7 @@ static int c2_destroy_cq(struct ib_cq *ib_cq)
{
struct c2_cq *cq = to_c2cq(ib_cq);
- pr_debug("%s:%u\n", __FUNCTION__, __LINE__);
+ pr_debug("%s:%u\n", __func__, __LINE__);
c2_free_cq(to_c2dev(ib_cq->device), cq);
kfree(cq);
@@ -390,14 +386,19 @@ static struct ib_mr *c2_reg_phys_mr(struct ib_pd *ib_pd,
}
mr = kmalloc(sizeof(*mr), GFP_KERNEL);
- if (!mr)
+ if (!mr) {
+ vfree(page_list);
return ERR_PTR(-ENOMEM);
+ }
mr->pd = to_c2pd(ib_pd);
+ mr->umem = NULL;
pr_debug("%s - page shift %d, pbl_depth %d, total_len %u, "
"*iova_start %llx, first pa %llx, last pa %llx\n",
- __FUNCTION__, page_shift, pbl_depth, total_len,
- *iova_start, page_list[0], page_list[pbl_depth-1]);
+ __func__, page_shift, pbl_depth, total_len,
+ (unsigned long long) *iova_start,
+ (unsigned long long) page_list[0],
+ (unsigned long long) page_list[pbl_depth-1]);
err = c2_nsmr_register_phys_kern(to_c2dev(ib_pd->device), page_list,
(1 << page_shift), pbl_depth,
total_len, 0, iova_start,
@@ -416,7 +417,7 @@ static struct ib_mr *c2_get_dma_mr(struct ib_pd *pd, int acc)
struct ib_phys_buf bl;
u64 kva = 0;
- pr_debug("%s:%u\n", __FUNCTION__, __LINE__);
+ pr_debug("%s:%u\n", __func__, __LINE__);
/* AMSO1100 limit */
bl.size = 0xffffffff;
@@ -424,29 +425,34 @@ static struct ib_mr *c2_get_dma_mr(struct ib_pd *pd, int acc)
return c2_reg_phys_mr(pd, &bl, 1, acc, &kva);
}
-static struct ib_mr *c2_reg_user_mr(struct ib_pd *pd, struct ib_umem *region,
- int acc, struct ib_udata *udata)
+static struct ib_mr *c2_reg_user_mr(struct ib_pd *pd, u64 start, u64 length,
+ u64 virt, int acc, struct ib_udata *udata)
{
u64 *pages;
u64 kva = 0;
int shift, n, len;
- int i, j, k;
+ int i, k, entry;
int err = 0;
- struct ib_umem_chunk *chunk;
+ struct scatterlist *sg;
struct c2_pd *c2pd = to_c2pd(pd);
struct c2_mr *c2mr;
- pr_debug("%s:%u\n", __FUNCTION__, __LINE__);
- shift = ffs(region->page_size) - 1;
+ pr_debug("%s:%u\n", __func__, __LINE__);
c2mr = kmalloc(sizeof(*c2mr), GFP_KERNEL);
if (!c2mr)
return ERR_PTR(-ENOMEM);
c2mr->pd = c2pd;
- n = 0;
- list_for_each_entry(chunk, &region->chunk_list, list)
- n += chunk->nents;
+ c2mr->umem = ib_umem_get(pd->uobject->context, start, length, acc, 0);
+ if (IS_ERR(c2mr->umem)) {
+ err = PTR_ERR(c2mr->umem);
+ kfree(c2mr);
+ return ERR_PTR(err);
+ }
+
+ shift = ffs(c2mr->umem->page_size) - 1;
+ n = c2mr->umem->nmap;
pages = kmalloc(n * sizeof(u64), GFP_KERNEL);
if (!pages) {
@@ -455,35 +461,32 @@ static struct ib_mr *c2_reg_user_mr(struct ib_pd *pd, struct ib_umem *region,
}
i = 0;
- list_for_each_entry(chunk, &region->chunk_list, list) {
- for (j = 0; j < chunk->nmap; ++j) {
- len = sg_dma_len(&chunk->page_list[j]) >> shift;
- for (k = 0; k < len; ++k) {
- pages[i++] =
- sg_dma_address(&chunk->page_list[j]) +
- (region->page_size * k);
- }
+ for_each_sg(c2mr->umem->sg_head.sgl, sg, c2mr->umem->nmap, entry) {
+ len = sg_dma_len(sg) >> shift;
+ for (k = 0; k < len; ++k) {
+ pages[i++] =
+ sg_dma_address(sg) +
+ (c2mr->umem->page_size * k);
}
}
- kva = (u64)region->virt_base;
+ kva = virt;
err = c2_nsmr_register_phys_kern(to_c2dev(pd->device),
pages,
- region->page_size,
+ c2mr->umem->page_size,
i,
- region->length,
- region->offset,
+ length,
+ c2mr->umem->offset,
&kva,
c2_convert_access(acc),
c2mr);
kfree(pages);
- if (err) {
- kfree(c2mr);
- return ERR_PTR(err);
- }
+ if (err)
+ goto err;
return &c2mr->ibmr;
err:
+ ib_umem_release(c2mr->umem);
kfree(c2mr);
return ERR_PTR(err);
}
@@ -493,56 +496,63 @@ static int c2_dereg_mr(struct ib_mr *ib_mr)
struct c2_mr *mr = to_c2mr(ib_mr);
int err;
- pr_debug("%s:%u\n", __FUNCTION__, __LINE__);
+ pr_debug("%s:%u\n", __func__, __LINE__);
err = c2_stag_dealloc(to_c2dev(ib_mr->device), ib_mr->lkey);
if (err)
pr_debug("c2_stag_dealloc failed: %d\n", err);
- else
+ else {
+ if (mr->umem)
+ ib_umem_release(mr->umem);
kfree(mr);
+ }
return err;
}
-static ssize_t show_rev(struct class_device *cdev, char *buf)
+static ssize_t show_rev(struct device *dev, struct device_attribute *attr,
+ char *buf)
{
- struct c2_dev *dev = container_of(cdev, struct c2_dev, ibdev.class_dev);
- pr_debug("%s:%u\n", __FUNCTION__, __LINE__);
- return sprintf(buf, "%x\n", dev->props.hw_ver);
+ struct c2_dev *c2dev = container_of(dev, struct c2_dev, ibdev.dev);
+ pr_debug("%s:%u\n", __func__, __LINE__);
+ return sprintf(buf, "%x\n", c2dev->props.hw_ver);
}
-static ssize_t show_fw_ver(struct class_device *cdev, char *buf)
+static ssize_t show_fw_ver(struct device *dev, struct device_attribute *attr,
+ char *buf)
{
- struct c2_dev *dev = container_of(cdev, struct c2_dev, ibdev.class_dev);
- pr_debug("%s:%u\n", __FUNCTION__, __LINE__);
+ struct c2_dev *c2dev = container_of(dev, struct c2_dev, ibdev.dev);
+ pr_debug("%s:%u\n", __func__, __LINE__);
return sprintf(buf, "%x.%x.%x\n",
- (int) (dev->props.fw_ver >> 32),
- (int) (dev->props.fw_ver >> 16) & 0xffff,
- (int) (dev->props.fw_ver & 0xffff));
+ (int) (c2dev->props.fw_ver >> 32),
+ (int) (c2dev->props.fw_ver >> 16) & 0xffff,
+ (int) (c2dev->props.fw_ver & 0xffff));
}
-static ssize_t show_hca(struct class_device *cdev, char *buf)
+static ssize_t show_hca(struct device *dev, struct device_attribute *attr,
+ char *buf)
{
- pr_debug("%s:%u\n", __FUNCTION__, __LINE__);
+ pr_debug("%s:%u\n", __func__, __LINE__);
return sprintf(buf, "AMSO1100\n");
}
-static ssize_t show_board(struct class_device *cdev, char *buf)
+static ssize_t show_board(struct device *dev, struct device_attribute *attr,
+ char *buf)
{
- pr_debug("%s:%u\n", __FUNCTION__, __LINE__);
+ pr_debug("%s:%u\n", __func__, __LINE__);
return sprintf(buf, "%.*s\n", 32, "AMSO1100 Board ID");
}
-static CLASS_DEVICE_ATTR(hw_rev, S_IRUGO, show_rev, NULL);
-static CLASS_DEVICE_ATTR(fw_ver, S_IRUGO, show_fw_ver, NULL);
-static CLASS_DEVICE_ATTR(hca_type, S_IRUGO, show_hca, NULL);
-static CLASS_DEVICE_ATTR(board_id, S_IRUGO, show_board, NULL);
+static DEVICE_ATTR(hw_rev, S_IRUGO, show_rev, NULL);
+static DEVICE_ATTR(fw_ver, S_IRUGO, show_fw_ver, NULL);
+static DEVICE_ATTR(hca_type, S_IRUGO, show_hca, NULL);
+static DEVICE_ATTR(board_id, S_IRUGO, show_board, NULL);
-static struct class_device_attribute *c2_class_attributes[] = {
- &class_device_attr_hw_rev,
- &class_device_attr_fw_ver,
- &class_device_attr_hca_type,
- &class_device_attr_board_id
+static struct device_attribute *c2_dev_attributes[] = {
+ &dev_attr_hw_rev,
+ &dev_attr_fw_ver,
+ &dev_attr_hca_type,
+ &dev_attr_board_id
};
static int c2_modify_qp(struct ib_qp *ibqp, struct ib_qp_attr *attr,
@@ -559,13 +569,13 @@ static int c2_modify_qp(struct ib_qp *ibqp, struct ib_qp_attr *attr,
static int c2_multicast_attach(struct ib_qp *ibqp, union ib_gid *gid, u16 lid)
{
- pr_debug("%s:%u\n", __FUNCTION__, __LINE__);
+ pr_debug("%s:%u\n", __func__, __LINE__);
return -ENOSYS;
}
static int c2_multicast_detach(struct ib_qp *ibqp, union ib_gid *gid, u16 lid)
{
- pr_debug("%s:%u\n", __FUNCTION__, __LINE__);
+ pr_debug("%s:%u\n", __func__, __LINE__);
return -ENOSYS;
}
@@ -576,13 +586,13 @@ static int c2_process_mad(struct ib_device *ibdev,
struct ib_grh *in_grh,
struct ib_mad *in_mad, struct ib_mad *out_mad)
{
- pr_debug("%s:%u\n", __FUNCTION__, __LINE__);
+ pr_debug("%s:%u\n", __func__, __LINE__);
return -ENOSYS;
}
static int c2_connect(struct iw_cm_id *cm_id, struct iw_cm_conn_param *iw_param)
{
- pr_debug("%s:%u\n", __FUNCTION__, __LINE__);
+ pr_debug("%s:%u\n", __func__, __LINE__);
/* Request a connection */
return c2_llp_connect(cm_id, iw_param);
@@ -590,7 +600,7 @@ static int c2_connect(struct iw_cm_id *cm_id, struct iw_cm_conn_param *iw_param)
static int c2_accept(struct iw_cm_id *cm_id, struct iw_cm_conn_param *iw_param)
{
- pr_debug("%s:%u\n", __FUNCTION__, __LINE__);
+ pr_debug("%s:%u\n", __func__, __LINE__);
/* Accept the new connection */
return c2_llp_accept(cm_id, iw_param);
@@ -600,7 +610,7 @@ static int c2_reject(struct iw_cm_id *cm_id, const void *pdata, u8 pdata_len)
{
int err;
- pr_debug("%s:%u\n", __FUNCTION__, __LINE__);
+ pr_debug("%s:%u\n", __func__, __LINE__);
err = c2_llp_reject(cm_id, pdata, pdata_len);
return err;
@@ -610,10 +620,10 @@ static int c2_service_create(struct iw_cm_id *cm_id, int backlog)
{
int err;
- pr_debug("%s:%u\n", __FUNCTION__, __LINE__);
+ pr_debug("%s:%u\n", __func__, __LINE__);
err = c2_llp_service_create(cm_id, backlog);
pr_debug("%s:%u err=%d\n",
- __FUNCTION__, __LINE__,
+ __func__, __LINE__,
err);
return err;
}
@@ -621,7 +631,7 @@ static int c2_service_create(struct iw_cm_id *cm_id, int backlog)
static int c2_service_destroy(struct iw_cm_id *cm_id)
{
int err;
- pr_debug("%s:%u\n", __FUNCTION__, __LINE__);
+ pr_debug("%s:%u\n", __func__, __LINE__);
err = c2_llp_service_destroy(cm_id);
@@ -631,7 +641,7 @@ static int c2_service_destroy(struct iw_cm_id *cm_id)
static int c2_pseudo_up(struct net_device *netdev)
{
struct in_device *ind;
- struct c2_dev *c2dev = netdev->priv;
+ struct c2_dev *c2dev = netdev->ml_priv;
ind = in_dev_get(netdev);
if (!ind)
@@ -656,7 +666,7 @@ static int c2_pseudo_up(struct net_device *netdev)
static int c2_pseudo_down(struct net_device *netdev)
{
struct in_device *ind;
- struct c2_dev *c2dev = netdev->priv;
+ struct c2_dev *c2dev = netdev->ml_priv;
ind = in_dev_get(netdev);
if (!ind)
@@ -686,27 +696,27 @@ static int c2_pseudo_xmit_frame(struct sk_buff *skb, struct net_device *netdev)
static int c2_pseudo_change_mtu(struct net_device *netdev, int new_mtu)
{
- int ret = 0;
-
if (new_mtu < ETH_ZLEN || new_mtu > ETH_JUMBO_MTU)
return -EINVAL;
netdev->mtu = new_mtu;
/* TODO: Tell rnic about new rmda interface mtu */
- return ret;
+ return 0;
}
+static const struct net_device_ops c2_pseudo_netdev_ops = {
+ .ndo_open = c2_pseudo_up,
+ .ndo_stop = c2_pseudo_down,
+ .ndo_start_xmit = c2_pseudo_xmit_frame,
+ .ndo_change_mtu = c2_pseudo_change_mtu,
+ .ndo_validate_addr = eth_validate_addr,
+};
+
static void setup(struct net_device *netdev)
{
- SET_MODULE_OWNER(netdev);
- netdev->open = c2_pseudo_up;
- netdev->stop = c2_pseudo_down;
- netdev->hard_start_xmit = c2_pseudo_xmit_frame;
- netdev->get_stats = NULL;
- netdev->tx_timeout = NULL;
- netdev->set_mac_address = NULL;
- netdev->change_mtu = c2_pseudo_change_mtu;
+ netdev->netdev_ops = &c2_pseudo_netdev_ops;
+
netdev->watchdog_timeo = 0;
netdev->type = ARPHRD_ETHER;
netdev->mtu = 1500;
@@ -714,7 +724,6 @@ static void setup(struct net_device *netdev)
netdev->addr_len = ETH_ALEN;
netdev->tx_queue_len = 0;
netdev->flags |= IFF_NOARP;
- return;
}
static struct net_device *c2_pseudo_netdev_init(struct c2_dev *c2dev)
@@ -725,24 +734,21 @@ static struct net_device *c2_pseudo_netdev_init(struct c2_dev *c2dev)
/* change ethxxx to iwxxx */
strcpy(name, "iw");
strcat(name, &c2dev->netdev->name[3]);
- netdev = alloc_netdev(sizeof(*netdev), name, setup);
+ netdev = alloc_netdev(0, name, setup);
if (!netdev) {
printk(KERN_ERR PFX "%s - etherdev alloc failed",
- __FUNCTION__);
+ __func__);
return NULL;
}
- netdev->priv = c2dev;
+ netdev->ml_priv = c2dev;
SET_NETDEV_DEV(netdev, &c2dev->pcidev->dev);
memcpy_fromio(netdev->dev_addr, c2dev->kva + C2_REGS_RDMA_ENADDR, 6);
/* Print out the MAC address */
- pr_debug("%s: MAC %02X:%02X:%02X:%02X:%02X:%02X\n",
- netdev->name,
- netdev->dev_addr[0], netdev->dev_addr[1], netdev->dev_addr[2],
- netdev->dev_addr[3], netdev->dev_addr[4], netdev->dev_addr[5]);
+ pr_debug("%s: MAC %pM\n", netdev->name, netdev->dev_addr);
#if 0
/* Disable network packets */
@@ -753,22 +759,19 @@ static struct net_device *c2_pseudo_netdev_init(struct c2_dev *c2dev)
int c2_register_device(struct c2_dev *dev)
{
- int ret;
+ int ret = -ENOMEM;
int i;
/* Register pseudo network device */
dev->pseudo_netdev = c2_pseudo_netdev_init(dev);
- if (dev->pseudo_netdev) {
- ret = register_netdev(dev->pseudo_netdev);
- if (ret) {
- printk(KERN_ERR PFX
- "Unable to register netdev, ret = %d\n", ret);
- free_netdev(dev->pseudo_netdev);
- return ret;
- }
- }
+ if (!dev->pseudo_netdev)
+ goto out;
+
+ ret = register_netdev(dev->pseudo_netdev);
+ if (ret)
+ goto out_free_netdev;
- pr_debug("%s:%u\n", __FUNCTION__, __LINE__);
+ pr_debug("%s:%u\n", __func__, __LINE__);
strlcpy(dev->ibdev.name, "amso%d", IB_DEVICE_NAME_MAX);
dev->ibdev.owner = THIS_MODULE;
dev->ibdev.uverbs_cmd_mask =
@@ -794,11 +797,10 @@ int c2_register_device(struct c2_dev *dev)
memset(&dev->ibdev.node_guid, 0, sizeof(dev->ibdev.node_guid));
memcpy(&dev->ibdev.node_guid, dev->pseudo_netdev->dev_addr, 6);
dev->ibdev.phys_port_cnt = 1;
+ dev->ibdev.num_comp_vectors = 1;
dev->ibdev.dma_device = &dev->pcidev->dev;
- dev->ibdev.class_dev.dev = &dev->pcidev->dev;
dev->ibdev.query_device = c2_query_device;
dev->ibdev.query_port = c2_query_port;
- dev->ibdev.modify_port = c2_modify_port;
dev->ibdev.query_pkey = c2_query_pkey;
dev->ibdev.query_gid = c2_query_gid;
dev->ibdev.alloc_ucontext = c2_alloc_ucontext;
@@ -833,6 +835,10 @@ int c2_register_device(struct c2_dev *dev)
dev->ibdev.post_recv = c2_post_receive;
dev->ibdev.iwcm = kmalloc(sizeof(*dev->ibdev.iwcm), GFP_KERNEL);
+ if (dev->ibdev.iwcm == NULL) {
+ ret = -ENOMEM;
+ goto out_unregister_netdev;
+ }
dev->ibdev.iwcm->add_ref = c2_add_ref;
dev->ibdev.iwcm->rem_ref = c2_rem_ref;
dev->ibdev.iwcm->get_qp = c2_get_qp;
@@ -842,28 +848,34 @@ int c2_register_device(struct c2_dev *dev)
dev->ibdev.iwcm->create_listen = c2_service_create;
dev->ibdev.iwcm->destroy_listen = c2_service_destroy;
- ret = ib_register_device(&dev->ibdev);
+ ret = ib_register_device(&dev->ibdev, NULL);
if (ret)
- return ret;
-
- for (i = 0; i < ARRAY_SIZE(c2_class_attributes); ++i) {
- ret = class_device_create_file(&dev->ibdev.class_dev,
- c2_class_attributes[i]);
- if (ret) {
- unregister_netdev(dev->pseudo_netdev);
- free_netdev(dev->pseudo_netdev);
- ib_unregister_device(&dev->ibdev);
- return ret;
- }
+ goto out_free_iwcm;
+
+ for (i = 0; i < ARRAY_SIZE(c2_dev_attributes); ++i) {
+ ret = device_create_file(&dev->ibdev.dev,
+ c2_dev_attributes[i]);
+ if (ret)
+ goto out_unregister_ibdev;
}
+ goto out;
- pr_debug("%s:%u\n", __FUNCTION__, __LINE__);
- return 0;
+out_unregister_ibdev:
+ ib_unregister_device(&dev->ibdev);
+out_free_iwcm:
+ kfree(dev->ibdev.iwcm);
+out_unregister_netdev:
+ unregister_netdev(dev->pseudo_netdev);
+out_free_netdev:
+ free_netdev(dev->pseudo_netdev);
+out:
+ pr_debug("%s:%u ret=%d\n", __func__, __LINE__, ret);
+ return ret;
}
void c2_unregister_device(struct c2_dev *dev)
{
- pr_debug("%s:%u\n", __FUNCTION__, __LINE__);
+ pr_debug("%s:%u\n", __func__, __LINE__);
unregister_netdev(dev->pseudo_netdev);
free_netdev(dev->pseudo_netdev);
ib_unregister_device(&dev->ibdev);
diff --git a/drivers/infiniband/hw/amso1100/c2_provider.h b/drivers/infiniband/hw/amso1100/c2_provider.h
index fc906223220..bf189987711 100644
--- a/drivers/infiniband/hw/amso1100/c2_provider.h
+++ b/drivers/infiniband/hw/amso1100/c2_provider.h
@@ -50,7 +50,7 @@
struct c2_buf_list {
void *buf;
- DECLARE_PCI_UNMAP_ADDR(mapping)
+ DEFINE_DMA_UNMAP_ADDR(mapping);
};
@@ -73,6 +73,7 @@ struct c2_pd {
struct c2_mr {
struct ib_mr ibmr;
struct c2_pd *pd;
+ struct ib_umem *umem;
};
struct c2_av;
diff --git a/drivers/infiniband/hw/amso1100/c2_qp.c b/drivers/infiniband/hw/amso1100/c2_qp.c
index 12261132b07..86708dee58b 100644
--- a/drivers/infiniband/hw/amso1100/c2_qp.c
+++ b/drivers/infiniband/hw/amso1100/c2_qp.c
@@ -35,6 +35,9 @@
*
*/
+#include <linux/delay.h>
+#include <linux/gfp.h>
+
#include "c2.h"
#include "c2_vq.h"
#include "c2_status.h"
@@ -119,7 +122,7 @@ void c2_set_qp_state(struct c2_qp *qp, int c2_state)
int new_state = to_ib_state(c2_state);
pr_debug("%s: qp[%p] state modify %s --> %s\n",
- __FUNCTION__,
+ __func__,
qp,
to_ib_state_str(qp->state),
to_ib_state_str(new_state));
@@ -139,7 +142,7 @@ int c2_qp_modify(struct c2_dev *c2dev, struct c2_qp *qp,
int err;
pr_debug("%s:%d qp=%p, %s --> %s\n",
- __FUNCTION__, __LINE__,
+ __func__, __LINE__,
qp,
to_ib_state_str(qp->state),
to_ib_state_str(attr->qp_state));
@@ -159,8 +162,10 @@ int c2_qp_modify(struct c2_dev *c2dev, struct c2_qp *qp,
if (attr_mask & IB_QP_STATE) {
/* Ensure the state is valid */
- if (attr->qp_state < 0 || attr->qp_state > IB_QPS_ERR)
- return -EINVAL;
+ if (attr->qp_state < 0 || attr->qp_state > IB_QPS_ERR) {
+ err = -EINVAL;
+ goto bail0;
+ }
wr.next_qp_state = cpu_to_be32(to_c2_state(attr->qp_state));
@@ -182,9 +187,10 @@ int c2_qp_modify(struct c2_dev *c2dev, struct c2_qp *qp,
if (attr->cur_qp_state != IB_QPS_RTR &&
attr->cur_qp_state != IB_QPS_RTS &&
attr->cur_qp_state != IB_QPS_SQD &&
- attr->cur_qp_state != IB_QPS_SQE)
- return -EINVAL;
- else
+ attr->cur_qp_state != IB_QPS_SQE) {
+ err = -EINVAL;
+ goto bail0;
+ } else
wr.next_qp_state =
cpu_to_be32(to_c2_state(attr->cur_qp_state));
@@ -219,7 +225,7 @@ int c2_qp_modify(struct c2_dev *c2dev, struct c2_qp *qp,
qp->state = next_state;
#ifdef DEBUG
else
- pr_debug("%s: c2_errno=%d\n", __FUNCTION__, err);
+ pr_debug("%s: c2_errno=%d\n", __func__, err);
#endif
/*
* If we're going to error and generating the event here, then
@@ -238,7 +244,7 @@ int c2_qp_modify(struct c2_dev *c2dev, struct c2_qp *qp,
vq_req_free(c2dev, vq_req);
pr_debug("%s:%d qp=%p, cur_state=%s\n",
- __FUNCTION__, __LINE__,
+ __func__, __LINE__,
qp,
to_ib_state_str(qp->state));
return err;
@@ -376,14 +382,16 @@ static int c2_alloc_qpn(struct c2_dev *c2dev, struct c2_qp *qp)
{
int ret;
- do {
- spin_lock_irq(&c2dev->qp_table.lock);
- ret = idr_get_new_above(&c2dev->qp_table.idr, qp,
- c2dev->qp_table.last++, &qp->qpn);
- spin_unlock_irq(&c2dev->qp_table.lock);
- } while ((ret == -EAGAIN) &&
- idr_pre_get(&c2dev->qp_table.idr, GFP_KERNEL));
- return ret;
+ idr_preload(GFP_KERNEL);
+ spin_lock_irq(&c2dev->qp_table.lock);
+
+ ret = idr_alloc_cyclic(&c2dev->qp_table.idr, qp, 0, 0, GFP_NOWAIT);
+ if (ret >= 0)
+ qp->qpn = ret;
+
+ spin_unlock_irq(&c2dev->qp_table.lock);
+ idr_preload_end();
+ return ret < 0 ? ret : 0;
}
static void c2_free_qpn(struct c2_dev *c2dev, int qpn)
@@ -501,6 +509,7 @@ int c2_alloc_qp(struct c2_dev *c2dev,
qp->send_sgl_depth = qp_attrs->cap.max_send_sge;
qp->rdma_write_sgl_depth = qp_attrs->cap.max_send_sge;
qp->recv_sgl_depth = qp_attrs->cap.max_recv_sge;
+ init_waitqueue_head(&qp->wait);
/* Initialize the SQ MQ */
q_size = be32_to_cpu(reply->sq_depth);
@@ -562,6 +571,32 @@ int c2_alloc_qp(struct c2_dev *c2dev,
return err;
}
+static inline void c2_lock_cqs(struct c2_cq *send_cq, struct c2_cq *recv_cq)
+{
+ if (send_cq == recv_cq)
+ spin_lock_irq(&send_cq->lock);
+ else if (send_cq > recv_cq) {
+ spin_lock_irq(&send_cq->lock);
+ spin_lock_nested(&recv_cq->lock, SINGLE_DEPTH_NESTING);
+ } else {
+ spin_lock_irq(&recv_cq->lock);
+ spin_lock_nested(&send_cq->lock, SINGLE_DEPTH_NESTING);
+ }
+}
+
+static inline void c2_unlock_cqs(struct c2_cq *send_cq, struct c2_cq *recv_cq)
+{
+ if (send_cq == recv_cq)
+ spin_unlock_irq(&send_cq->lock);
+ else if (send_cq > recv_cq) {
+ spin_unlock(&recv_cq->lock);
+ spin_unlock_irq(&send_cq->lock);
+ } else {
+ spin_unlock(&send_cq->lock);
+ spin_unlock_irq(&recv_cq->lock);
+ }
+}
+
void c2_free_qp(struct c2_dev *c2dev, struct c2_qp *qp)
{
struct c2_cq *send_cq;
@@ -574,18 +609,12 @@ void c2_free_qp(struct c2_dev *c2dev, struct c2_qp *qp)
* Lock CQs here, so that CQ polling code can do QP lookup
* without taking a lock.
*/
- spin_lock_irq(&send_cq->lock);
- if (send_cq != recv_cq)
- spin_lock(&recv_cq->lock);
-
+ c2_lock_cqs(send_cq, recv_cq);
c2_free_qpn(c2dev, qp->qpn);
-
- if (send_cq != recv_cq)
- spin_unlock(&recv_cq->lock);
- spin_unlock_irq(&send_cq->lock);
+ c2_unlock_cqs(send_cq, recv_cq);
/*
- * Destory qp in the rnic...
+ * Destroy qp in the rnic...
*/
destroy_qp(c2dev, qp);
@@ -705,10 +734,8 @@ static inline void c2_activity(struct c2_dev *c2dev, u32 mq_index, u16 shared)
* cannot get on the bus and the card and system hang in a
* deadlock -- thus the need for this code. [TOT]
*/
- while (readl(c2dev->regs + PCI_BAR0_ADAPTER_HINT) & 0x80000000) {
- set_current_state(TASK_UNINTERRUPTIBLE);
- schedule_timeout(0);
- }
+ while (readl(c2dev->regs + PCI_BAR0_ADAPTER_HINT) & 0x80000000)
+ udelay(10);
__raw_writel(C2_HINT_MAKE(mq_index, shared),
c2dev->regs + PCI_BAR0_ADAPTER_HINT);
@@ -766,6 +793,7 @@ int c2_post_send(struct ib_qp *ibqp, struct ib_send_wr *ib_wr,
struct c2_dev *c2dev = to_c2dev(ibqp->device);
struct c2_qp *qp = to_c2qp(ibqp);
union c2wr wr;
+ unsigned long lock_flags;
int err = 0;
u32 flags;
@@ -773,8 +801,10 @@ int c2_post_send(struct ib_qp *ibqp, struct ib_send_wr *ib_wr,
u8 actual_sge_count;
u32 msg_size;
- if (qp->state > IB_QPS_RTS)
- return -EINVAL;
+ if (qp->state > IB_QPS_RTS) {
+ err = -EINVAL;
+ goto out;
+ }
while (ib_wr) {
@@ -786,16 +816,24 @@ int c2_post_send(struct ib_qp *ibqp, struct ib_send_wr *ib_wr,
switch (ib_wr->opcode) {
case IB_WR_SEND:
- if (ib_wr->send_flags & IB_SEND_SOLICITED) {
- c2_wr_set_id(&wr, C2_WR_TYPE_SEND_SE);
- msg_size = sizeof(struct c2wr_send_req);
+ case IB_WR_SEND_WITH_INV:
+ if (ib_wr->opcode == IB_WR_SEND) {
+ if (ib_wr->send_flags & IB_SEND_SOLICITED)
+ c2_wr_set_id(&wr, C2_WR_TYPE_SEND_SE);
+ else
+ c2_wr_set_id(&wr, C2_WR_TYPE_SEND);
+ wr.sqwr.send.remote_stag = 0;
} else {
- c2_wr_set_id(&wr, C2_WR_TYPE_SEND);
- msg_size = sizeof(struct c2wr_send_req);
+ if (ib_wr->send_flags & IB_SEND_SOLICITED)
+ c2_wr_set_id(&wr, C2_WR_TYPE_SEND_SE_INV);
+ else
+ c2_wr_set_id(&wr, C2_WR_TYPE_SEND_INV);
+ wr.sqwr.send.remote_stag =
+ cpu_to_be32(ib_wr->ex.invalidate_rkey);
}
- wr.sqwr.send.remote_stag = 0;
- msg_size += sizeof(struct c2_data_addr) * ib_wr->num_sge;
+ msg_size = sizeof(struct c2wr_send_req) +
+ sizeof(struct c2_data_addr) * ib_wr->num_sge;
if (ib_wr->num_sge > qp->send_sgl_depth) {
err = -EINVAL;
break;
@@ -881,8 +919,10 @@ int c2_post_send(struct ib_qp *ibqp, struct ib_send_wr *ib_wr,
/*
* Post the puppy!
*/
+ spin_lock_irqsave(&qp->lock, lock_flags);
err = qp_wr_post(&qp->sq_mq, &wr, qp, msg_size);
if (err) {
+ spin_unlock_irqrestore(&qp->lock, lock_flags);
break;
}
@@ -890,10 +930,12 @@ int c2_post_send(struct ib_qp *ibqp, struct ib_send_wr *ib_wr,
* Enqueue mq index to activity FIFO.
*/
c2_activity(c2dev, qp->sq_mq.index, qp->sq_mq.hint_count);
+ spin_unlock_irqrestore(&qp->lock, lock_flags);
ib_wr = ib_wr->next;
}
+out:
if (err)
*bad_wr = ib_wr;
return err;
@@ -905,10 +947,13 @@ int c2_post_receive(struct ib_qp *ibqp, struct ib_recv_wr *ib_wr,
struct c2_dev *c2dev = to_c2dev(ibqp->device);
struct c2_qp *qp = to_c2qp(ibqp);
union c2wr wr;
+ unsigned long lock_flags;
int err = 0;
- if (qp->state > IB_QPS_RTS)
- return -EINVAL;
+ if (qp->state > IB_QPS_RTS) {
+ err = -EINVAL;
+ goto out;
+ }
/*
* Try and post each work request
@@ -945,8 +990,10 @@ int c2_post_receive(struct ib_qp *ibqp, struct ib_recv_wr *ib_wr,
break;
}
+ spin_lock_irqsave(&qp->lock, lock_flags);
err = qp_wr_post(&qp->rq_mq, &wr, qp, qp->rq_mq.msg_size);
if (err) {
+ spin_unlock_irqrestore(&qp->lock, lock_flags);
break;
}
@@ -954,22 +1001,24 @@ int c2_post_receive(struct ib_qp *ibqp, struct ib_recv_wr *ib_wr,
* Enqueue mq index to activity FIFO
*/
c2_activity(c2dev, qp->rq_mq.index, qp->rq_mq.hint_count);
+ spin_unlock_irqrestore(&qp->lock, lock_flags);
ib_wr = ib_wr->next;
}
+out:
if (err)
*bad_wr = ib_wr;
return err;
}
-void __devinit c2_init_qp_table(struct c2_dev *c2dev)
+void c2_init_qp_table(struct c2_dev *c2dev)
{
spin_lock_init(&c2dev->qp_table.lock);
idr_init(&c2dev->qp_table.idr);
}
-void __devexit c2_cleanup_qp_table(struct c2_dev *c2dev)
+void c2_cleanup_qp_table(struct c2_dev *c2dev)
{
idr_destroy(&c2dev->qp_table.idr);
}
diff --git a/drivers/infiniband/hw/amso1100/c2_rnic.c b/drivers/infiniband/hw/amso1100/c2_rnic.c
index f49a32b7a8f..d2a6d961344 100644
--- a/drivers/infiniband/hw/amso1100/c2_rnic.c
+++ b/drivers/infiniband/hw/amso1100/c2_rnic.c
@@ -51,6 +51,7 @@
#include <linux/mm.h>
#include <linux/inet.h>
#include <linux/vmalloc.h>
+#include <linux/slab.h>
#include <linux/route.h>
@@ -150,15 +151,15 @@ static int c2_rnic_query(struct c2_dev *c2dev, struct ib_device_attr *props)
(struct c2wr_rnic_query_rep *) (unsigned long) (vq_req->reply_msg);
if (!reply)
err = -ENOMEM;
-
- err = c2_errno(reply);
+ else
+ err = c2_errno(reply);
if (err)
goto bail2;
props->fw_ver =
((u64)be32_to_cpu(reply->fw_ver_major) << 32) |
- ((be32_to_cpu(reply->fw_ver_minor) && 0xFFFF) << 16) |
- (be32_to_cpu(reply->fw_ver_patch) && 0xFFFF);
+ ((be32_to_cpu(reply->fw_ver_minor) & 0xFFFF) << 16) |
+ (be32_to_cpu(reply->fw_ver_patch) & 0xFFFF);
memcpy(&props->sys_image_guid, c2dev->netdev->dev_addr, 6);
props->max_mr_size = 0xFFFFFFFF;
props->page_size_cap = ~(C2_MIN_PAGESIZE-1);
@@ -208,7 +209,7 @@ static int c2_rnic_query(struct c2_dev *c2dev, struct ib_device_attr *props)
/*
* Add an IP address to the RNIC interface
*/
-int c2_add_addr(struct c2_dev *c2dev, u32 inaddr, u32 inmask)
+int c2_add_addr(struct c2_dev *c2dev, __be32 inaddr, __be32 inmask)
{
struct c2_vq_req *vq_req;
struct c2wr_rnic_setconfig_req *wr;
@@ -270,7 +271,7 @@ int c2_add_addr(struct c2_dev *c2dev, u32 inaddr, u32 inmask)
/*
* Delete an IP address from the RNIC interface
*/
-int c2_del_addr(struct c2_dev *c2dev, u32 inaddr, u32 inmask)
+int c2_del_addr(struct c2_dev *c2dev, __be32 inaddr, __be32 inmask)
{
struct c2_vq_req *vq_req;
struct c2wr_rnic_setconfig_req *wr;
@@ -438,7 +439,7 @@ static int c2_rnic_close(struct c2_dev *c2dev)
/*
* Called by c2_probe to initialize the RNIC. This principally
- * involves initalizing the various limits and resouce pools that
+ * involves initializing the various limits and resource pools that
* comprise the RNIC instance.
*/
int c2_rnic_init(struct c2_dev *c2dev)
@@ -454,17 +455,16 @@ int c2_rnic_init(struct c2_dev *c2dev)
(IB_DEVICE_RESIZE_MAX_WR |
IB_DEVICE_CURR_QP_STATE_MOD |
IB_DEVICE_SYS_IMAGE_GUID |
- IB_DEVICE_ZERO_STAG |
- IB_DEVICE_SEND_W_INV | IB_DEVICE_MEM_WINDOW);
+ IB_DEVICE_LOCAL_DMA_LKEY |
+ IB_DEVICE_MEM_WINDOW);
/* Allocate the qptr_array */
- c2dev->qptr_array = vmalloc(C2_MAX_CQS * sizeof(void *));
+ c2dev->qptr_array = vzalloc(C2_MAX_CQS * sizeof(void *));
if (!c2dev->qptr_array) {
return -ENOMEM;
}
- /* Inialize the qptr_array */
- memset(c2dev->qptr_array, 0, C2_MAX_CQS * sizeof(void *));
+ /* Initialize the qptr_array */
c2dev->qptr_array[0] = (void *) &c2dev->req_vq;
c2dev->qptr_array[1] = (void *) &c2dev->rep_vq;
c2dev->qptr_array[2] = (void *) &c2dev->aeq;
@@ -506,58 +506,54 @@ int c2_rnic_init(struct c2_dev *c2dev)
mmio_regs = c2dev->kva;
/* Initialize the Verbs Request Queue */
c2_mq_req_init(&c2dev->req_vq, 0,
- be32_to_cpu(readl(mmio_regs + C2_REGS_Q0_QSIZE)),
- be32_to_cpu(readl(mmio_regs + C2_REGS_Q0_MSGSIZE)),
+ be32_to_cpu((__force __be32) readl(mmio_regs + C2_REGS_Q0_QSIZE)),
+ be32_to_cpu((__force __be32) readl(mmio_regs + C2_REGS_Q0_MSGSIZE)),
mmio_regs +
- be32_to_cpu(readl(mmio_regs + C2_REGS_Q0_POOLSTART)),
+ be32_to_cpu((__force __be32) readl(mmio_regs + C2_REGS_Q0_POOLSTART)),
mmio_regs +
- be32_to_cpu(readl(mmio_regs + C2_REGS_Q0_SHARED)),
+ be32_to_cpu((__force __be32) readl(mmio_regs + C2_REGS_Q0_SHARED)),
C2_MQ_ADAPTER_TARGET);
/* Initialize the Verbs Reply Queue */
- qsize = be32_to_cpu(readl(mmio_regs + C2_REGS_Q1_QSIZE));
- msgsize = be32_to_cpu(readl(mmio_regs + C2_REGS_Q1_MSGSIZE));
- q1_pages = kmalloc(qsize * msgsize, GFP_KERNEL);
+ qsize = be32_to_cpu((__force __be32) readl(mmio_regs + C2_REGS_Q1_QSIZE));
+ msgsize = be32_to_cpu((__force __be32) readl(mmio_regs + C2_REGS_Q1_MSGSIZE));
+ q1_pages = dma_alloc_coherent(&c2dev->pcidev->dev, qsize * msgsize,
+ &c2dev->rep_vq.host_dma, GFP_KERNEL);
if (!q1_pages) {
err = -ENOMEM;
goto bail1;
}
- c2dev->rep_vq.host_dma = dma_map_single(c2dev->ibdev.dma_device,
- (void *)q1_pages, qsize * msgsize,
- DMA_FROM_DEVICE);
- pci_unmap_addr_set(&c2dev->rep_vq, mapping, c2dev->rep_vq.host_dma);
- pr_debug("%s rep_vq va %p dma %llx\n", __FUNCTION__, q1_pages,
- (u64)c2dev->rep_vq.host_dma);
+ dma_unmap_addr_set(&c2dev->rep_vq, mapping, c2dev->rep_vq.host_dma);
+ pr_debug("%s rep_vq va %p dma %llx\n", __func__, q1_pages,
+ (unsigned long long) c2dev->rep_vq.host_dma);
c2_mq_rep_init(&c2dev->rep_vq,
1,
qsize,
msgsize,
q1_pages,
mmio_regs +
- be32_to_cpu(readl(mmio_regs + C2_REGS_Q1_SHARED)),
+ be32_to_cpu((__force __be32) readl(mmio_regs + C2_REGS_Q1_SHARED)),
C2_MQ_HOST_TARGET);
/* Initialize the Asynchronus Event Queue */
- qsize = be32_to_cpu(readl(mmio_regs + C2_REGS_Q2_QSIZE));
- msgsize = be32_to_cpu(readl(mmio_regs + C2_REGS_Q2_MSGSIZE));
- q2_pages = kmalloc(qsize * msgsize, GFP_KERNEL);
+ qsize = be32_to_cpu((__force __be32) readl(mmio_regs + C2_REGS_Q2_QSIZE));
+ msgsize = be32_to_cpu((__force __be32) readl(mmio_regs + C2_REGS_Q2_MSGSIZE));
+ q2_pages = dma_alloc_coherent(&c2dev->pcidev->dev, qsize * msgsize,
+ &c2dev->aeq.host_dma, GFP_KERNEL);
if (!q2_pages) {
err = -ENOMEM;
goto bail2;
}
- c2dev->aeq.host_dma = dma_map_single(c2dev->ibdev.dma_device,
- (void *)q2_pages, qsize * msgsize,
- DMA_FROM_DEVICE);
- pci_unmap_addr_set(&c2dev->aeq, mapping, c2dev->aeq.host_dma);
- pr_debug("%s aeq va %p dma %llx\n", __FUNCTION__, q1_pages,
- (u64)c2dev->rep_vq.host_dma);
+ dma_unmap_addr_set(&c2dev->aeq, mapping, c2dev->aeq.host_dma);
+ pr_debug("%s aeq va %p dma %llx\n", __func__, q2_pages,
+ (unsigned long long) c2dev->aeq.host_dma);
c2_mq_rep_init(&c2dev->aeq,
2,
qsize,
msgsize,
q2_pages,
mmio_regs +
- be32_to_cpu(readl(mmio_regs + C2_REGS_Q2_SHARED)),
+ be32_to_cpu((__force __be32) readl(mmio_regs + C2_REGS_Q2_SHARED)),
C2_MQ_HOST_TARGET);
/* Initialize the verbs request allocator */
@@ -580,7 +576,8 @@ int c2_rnic_init(struct c2_dev *c2dev)
goto bail4;
/* Initialize cached the adapter limits */
- if (c2_rnic_query(c2dev, &c2dev->props))
+ err = c2_rnic_query(c2dev, &c2dev->props);
+ if (err)
goto bail5;
/* Initialize the PD pool */
@@ -597,17 +594,13 @@ int c2_rnic_init(struct c2_dev *c2dev)
bail4:
vq_term(c2dev);
bail3:
- dma_unmap_single(c2dev->ibdev.dma_device,
- pci_unmap_addr(&c2dev->aeq, mapping),
- c2dev->aeq.q_size * c2dev->aeq.msg_size,
- DMA_FROM_DEVICE);
- kfree(q2_pages);
+ dma_free_coherent(&c2dev->pcidev->dev,
+ c2dev->aeq.q_size * c2dev->aeq.msg_size,
+ q2_pages, dma_unmap_addr(&c2dev->aeq, mapping));
bail2:
- dma_unmap_single(c2dev->ibdev.dma_device,
- pci_unmap_addr(&c2dev->rep_vq, mapping),
- c2dev->rep_vq.q_size * c2dev->rep_vq.msg_size,
- DMA_FROM_DEVICE);
- kfree(q1_pages);
+ dma_free_coherent(&c2dev->pcidev->dev,
+ c2dev->rep_vq.q_size * c2dev->rep_vq.msg_size,
+ q1_pages, dma_unmap_addr(&c2dev->rep_vq, mapping));
bail1:
c2_free_mqsp_pool(c2dev, c2dev->kern_mqsp_pool);
bail0:
@@ -640,19 +633,17 @@ void c2_rnic_term(struct c2_dev *c2dev)
/* Free the verbs request allocator */
vq_term(c2dev);
- /* Unmap and free the asynchronus event queue */
- dma_unmap_single(c2dev->ibdev.dma_device,
- pci_unmap_addr(&c2dev->aeq, mapping),
- c2dev->aeq.q_size * c2dev->aeq.msg_size,
- DMA_FROM_DEVICE);
- kfree(c2dev->aeq.msg_pool.host);
-
- /* Unmap and free the verbs reply queue */
- dma_unmap_single(c2dev->ibdev.dma_device,
- pci_unmap_addr(&c2dev->rep_vq, mapping),
- c2dev->rep_vq.q_size * c2dev->rep_vq.msg_size,
- DMA_FROM_DEVICE);
- kfree(c2dev->rep_vq.msg_pool.host);
+ /* Free the asynchronus event queue */
+ dma_free_coherent(&c2dev->pcidev->dev,
+ c2dev->aeq.q_size * c2dev->aeq.msg_size,
+ c2dev->aeq.msg_pool.host,
+ dma_unmap_addr(&c2dev->aeq, mapping));
+
+ /* Free the verbs reply queue */
+ dma_free_coherent(&c2dev->pcidev->dev,
+ c2dev->rep_vq.q_size * c2dev->rep_vq.msg_size,
+ c2dev->rep_vq.msg_pool.host,
+ dma_unmap_addr(&c2dev->rep_vq, mapping));
/* Free the MQ shared pointer pool */
c2_free_mqsp_pool(c2dev, c2dev->kern_mqsp_pool);
diff --git a/drivers/infiniband/hw/amso1100/c2_vq.c b/drivers/infiniband/hw/amso1100/c2_vq.c
index 40caeb5f41b..2ec716fb2ed 100644
--- a/drivers/infiniband/hw/amso1100/c2_vq.c
+++ b/drivers/infiniband/hw/amso1100/c2_vq.c
@@ -85,7 +85,7 @@ int vq_init(struct c2_dev *c2dev)
(char) ('0' + c2dev->devnum));
c2dev->host_msg_cache =
kmem_cache_create(c2dev->vq_cache_name, c2dev->rep_vq.msg_size, 0,
- SLAB_HWCACHE_ALIGN, NULL, NULL);
+ SLAB_HWCACHE_ALIGN, NULL);
if (c2dev->host_msg_cache == NULL) {
return -ENOMEM;
}
@@ -107,7 +107,7 @@ struct c2_vq_req *vq_req_alloc(struct c2_dev *c2dev)
r = kmalloc(sizeof(struct c2_vq_req), GFP_KERNEL);
if (r) {
init_waitqueue_head(&r->wait_object);
- r->reply_msg = (u64) NULL;
+ r->reply_msg = 0;
r->event = 0;
r->cm_id = NULL;
r->qp = NULL;
@@ -123,7 +123,7 @@ struct c2_vq_req *vq_req_alloc(struct c2_dev *c2dev)
*/
void vq_req_free(struct c2_dev *c2dev, struct c2_vq_req *r)
{
- r->reply_msg = (u64) NULL;
+ r->reply_msg = 0;
if (atomic_dec_and_test(&r->refcnt)) {
kfree(r);
}
@@ -151,7 +151,7 @@ void vq_req_get(struct c2_dev *c2dev, struct c2_vq_req *r)
void vq_req_put(struct c2_dev *c2dev, struct c2_vq_req *r)
{
if (atomic_dec_and_test(&r->refcnt)) {
- if (r->reply_msg != (u64) NULL)
+ if (r->reply_msg != 0)
vq_repbuf_free(c2dev,
(void *) (unsigned long) r->reply_msg);
kfree(r);
@@ -164,7 +164,7 @@ void vq_req_put(struct c2_dev *c2dev, struct c2_vq_req *r)
*/
void *vq_repbuf_alloc(struct c2_dev *c2dev)
{
- return kmem_cache_alloc(c2dev->host_msg_cache, SLAB_ATOMIC);
+ return kmem_cache_alloc(c2dev->host_msg_cache, GFP_ATOMIC);
}
/*
@@ -197,7 +197,7 @@ int vq_send_wr(struct c2_dev *c2dev, union c2wr *wr)
*/
while (msg == NULL) {
pr_debug("%s:%d no available msg in VQ, waiting...\n",
- __FUNCTION__, __LINE__);
+ __func__, __LINE__);
init_waitqueue_entry(&__wait, current);
add_wait_queue(&c2dev->req_vq_wo, &__wait);
spin_unlock(&c2dev->vqlock);
diff --git a/drivers/infiniband/hw/amso1100/c2_wr.h b/drivers/infiniband/hw/amso1100/c2_wr.h
index 3ec6c43bb0e..8d4b4ca463c 100644
--- a/drivers/infiniband/hw/amso1100/c2_wr.h
+++ b/drivers/infiniband/hw/amso1100/c2_wr.h
@@ -131,7 +131,7 @@ enum c2wr_ids {
* All the preceding IDs are fixed, and must not change.
* You can add new IDs, but must not remove or reorder
* any IDs. If you do, YOU will ruin any hope of
- * compatability between versions.
+ * compatibility between versions.
*/
CCWR_LAST,
@@ -180,8 +180,8 @@ enum c2_wr_type {
};
struct c2_netaddr {
- u32 ip_addr;
- u32 netmask;
+ __be32 ip_addr;
+ __be32 netmask;
u32 mtu;
};
@@ -199,9 +199,9 @@ struct c2_route {
* A Scatter Gather Entry.
*/
struct c2_data_addr {
- u32 stag;
- u32 length;
- u64 to;
+ __be32 stag;
+ __be32 length;
+ __be64 to;
};
/*
@@ -242,7 +242,7 @@ enum c2_acf {
/*
* to fix bug 1815 we define the max size allowable of the
* terminate message (per the IETF spec).Refer to the IETF
- * protocal specification, section 12.1.6, page 64)
+ * protocol specification, section 12.1.6, page 64)
* The message is prefixed by 20 types of DDP info.
*
* Then the message has 6 bytes for the terminate control
@@ -274,7 +274,7 @@ struct c2wr_hdr {
* from the host to adapter by libccil, but we copy it anyway
* to make the memcpy to the adapter better aligned.
*/
- u32 wqe_count;
+ __be32 wqe_count;
/* Put these fields next so that later 32- and 64-bit
* quantities are naturally aligned.
@@ -316,8 +316,8 @@ enum c2_rnic_flags {
struct c2wr_rnic_open_req {
struct c2wr_hdr hdr;
u64 user_context;
- u16 flags; /* See enum c2_rnic_flags */
- u16 port_num;
+ __be16 flags; /* See enum c2_rnic_flags */
+ __be16 port_num;
} __attribute__((packed));
struct c2wr_rnic_open_rep {
@@ -341,30 +341,30 @@ struct c2wr_rnic_query_req {
struct c2wr_rnic_query_rep {
struct c2wr_hdr hdr;
u64 user_context;
- u32 vendor_id;
- u32 part_number;
- u32 hw_version;
- u32 fw_ver_major;
- u32 fw_ver_minor;
- u32 fw_ver_patch;
+ __be32 vendor_id;
+ __be32 part_number;
+ __be32 hw_version;
+ __be32 fw_ver_major;
+ __be32 fw_ver_minor;
+ __be32 fw_ver_patch;
char fw_ver_build_str[WR_BUILD_STR_LEN];
- u32 max_qps;
- u32 max_qp_depth;
+ __be32 max_qps;
+ __be32 max_qp_depth;
u32 max_srq_depth;
u32 max_send_sgl_depth;
u32 max_rdma_sgl_depth;
- u32 max_cqs;
- u32 max_cq_depth;
+ __be32 max_cqs;
+ __be32 max_cq_depth;
u32 max_cq_event_handlers;
- u32 max_mrs;
+ __be32 max_mrs;
u32 max_pbl_depth;
- u32 max_pds;
- u32 max_global_ird;
+ __be32 max_pds;
+ __be32 max_global_ird;
u32 max_global_ord;
- u32 max_qp_ird;
- u32 max_qp_ord;
+ __be32 max_qp_ird;
+ __be32 max_qp_ord;
u32 flags;
- u32 max_mws;
+ __be32 max_mws;
u32 pbe_range_low;
u32 pbe_range_high;
u32 max_srqs;
@@ -405,7 +405,7 @@ union c2wr_rnic_getconfig {
struct c2wr_rnic_setconfig_req {
struct c2wr_hdr hdr;
u32 rnic_handle;
- u32 option; /* See c2_setconfig_cmd_t */
+ __be32 option; /* See c2_setconfig_cmd_t */
/* variable data and pad. See c2_netaddr and c2_route */
u8 data[0];
} __attribute__((packed)) ;
@@ -441,18 +441,18 @@ union c2wr_rnic_close {
*/
struct c2wr_cq_create_req {
struct c2wr_hdr hdr;
- u64 shared_ht;
+ __be64 shared_ht;
u64 user_context;
- u64 msg_pool;
+ __be64 msg_pool;
u32 rnic_handle;
- u32 msg_size;
- u32 depth;
+ __be32 msg_size;
+ __be32 depth;
} __attribute__((packed)) ;
struct c2wr_cq_create_rep {
struct c2wr_hdr hdr;
- u32 mq_index;
- u32 adapter_shared;
+ __be32 mq_index;
+ __be32 adapter_shared;
u32 cq_handle;
} __attribute__((packed)) ;
@@ -585,40 +585,40 @@ enum c2wr_qp_flags {
struct c2wr_qp_create_req {
struct c2wr_hdr hdr;
- u64 shared_sq_ht;
- u64 shared_rq_ht;
+ __be64 shared_sq_ht;
+ __be64 shared_rq_ht;
u64 user_context;
u32 rnic_handle;
u32 sq_cq_handle;
u32 rq_cq_handle;
- u32 sq_depth;
- u32 rq_depth;
+ __be32 sq_depth;
+ __be32 rq_depth;
u32 srq_handle;
u32 srq_limit;
- u32 flags; /* see enum c2wr_qp_flags */
- u32 send_sgl_depth;
- u32 recv_sgl_depth;
- u32 rdma_write_sgl_depth;
- u32 ord;
- u32 ird;
+ __be32 flags; /* see enum c2wr_qp_flags */
+ __be32 send_sgl_depth;
+ __be32 recv_sgl_depth;
+ __be32 rdma_write_sgl_depth;
+ __be32 ord;
+ __be32 ird;
u32 pd_id;
} __attribute__((packed)) ;
struct c2wr_qp_create_rep {
struct c2wr_hdr hdr;
- u32 sq_depth;
- u32 rq_depth;
+ __be32 sq_depth;
+ __be32 rq_depth;
u32 send_sgl_depth;
u32 recv_sgl_depth;
u32 rdma_write_sgl_depth;
u32 ord;
u32 ird;
- u32 sq_msg_size;
- u32 sq_mq_index;
- u32 sq_mq_start;
- u32 rq_msg_size;
- u32 rq_mq_index;
- u32 rq_mq_start;
+ __be32 sq_msg_size;
+ __be32 sq_mq_index;
+ __be32 sq_mq_start;
+ __be32 rq_msg_size;
+ __be32 rq_mq_index;
+ __be32 rq_mq_start;
u32 qp_handle;
} __attribute__((packed)) ;
@@ -667,11 +667,11 @@ struct c2wr_qp_modify_req {
u32 stream_msg_length;
u32 rnic_handle;
u32 qp_handle;
- u32 next_qp_state;
- u32 ord;
- u32 ird;
- u32 sq_depth;
- u32 rq_depth;
+ __be32 next_qp_state;
+ __be32 ord;
+ __be32 ird;
+ __be32 sq_depth;
+ __be32 rq_depth;
u32 llp_ep_handle;
} __attribute__((packed)) ;
@@ -721,10 +721,10 @@ struct c2wr_qp_connect_req {
struct c2wr_hdr hdr;
u32 rnic_handle;
u32 qp_handle;
- u32 remote_addr;
- u16 remote_port;
+ __be32 remote_addr;
+ __be16 remote_port;
u16 pad;
- u32 private_data_length;
+ __be32 private_data_length;
u8 private_data[0]; /* Private data in-line. */
} __attribute__((packed)) ;
@@ -759,25 +759,25 @@ union c2wr_nsmr_stag_alloc {
struct c2wr_nsmr_register_req {
struct c2wr_hdr hdr;
- u64 va;
+ __be64 va;
u32 rnic_handle;
- u16 flags;
+ __be16 flags;
u8 stag_key;
u8 pad;
u32 pd_id;
- u32 pbl_depth;
- u32 pbe_size;
- u32 fbo;
- u32 length;
- u32 addrs_length;
+ __be32 pbl_depth;
+ __be32 pbe_size;
+ __be32 fbo;
+ __be32 length;
+ __be32 addrs_length;
/* array of paddrs (must be aligned on a 64bit boundary) */
- u64 paddrs[0];
+ __be64 paddrs[0];
} __attribute__((packed)) ;
struct c2wr_nsmr_register_rep {
struct c2wr_hdr hdr;
u32 pbl_depth;
- u32 stag_index;
+ __be32 stag_index;
} __attribute__((packed)) ;
union c2wr_nsmr_register {
@@ -788,11 +788,11 @@ union c2wr_nsmr_register {
struct c2wr_nsmr_pbl_req {
struct c2wr_hdr hdr;
u32 rnic_handle;
- u32 flags;
- u32 stag_index;
- u32 addrs_length;
+ __be32 flags;
+ __be32 stag_index;
+ __be32 addrs_length;
/* array of paddrs (must be aligned on a 64bit boundary) */
- u64 paddrs[0];
+ __be64 paddrs[0];
} __attribute__((packed)) ;
struct c2wr_nsmr_pbl_rep {
@@ -847,7 +847,7 @@ union c2wr_mw_query {
struct c2wr_stag_dealloc_req {
struct c2wr_hdr hdr;
u32 rnic_handle;
- u32 stag_index;
+ __be32 stag_index;
} __attribute__((packed)) ;
struct c2wr_stag_dealloc_rep {
@@ -949,7 +949,7 @@ struct c2wr_ce {
u64 qp_user_context; /* c2_user_qp_t * */
u32 qp_state; /* Current QP State */
u32 handle; /* QPID or EP Handle */
- u32 bytes_rcvd; /* valid for RECV WCs */
+ __be32 bytes_rcvd; /* valid for RECV WCs */
u32 stag;
} __attribute__((packed)) ;
@@ -984,8 +984,8 @@ struct c2_rq_hdr {
*/
struct c2wr_send_req {
struct c2_sq_hdr sq_hdr;
- u32 sge_len;
- u32 remote_stag;
+ __be32 sge_len;
+ __be32 remote_stag;
u8 data[0]; /* SGE array */
} __attribute__((packed));
@@ -996,9 +996,9 @@ union c2wr_send {
struct c2wr_rdma_write_req {
struct c2_sq_hdr sq_hdr;
- u64 remote_to;
- u32 remote_stag;
- u32 sge_len;
+ __be64 remote_to;
+ __be32 remote_stag;
+ __be32 sge_len;
u8 data[0]; /* SGE array */
} __attribute__((packed));
@@ -1009,11 +1009,11 @@ union c2wr_rdma_write {
struct c2wr_rdma_read_req {
struct c2_sq_hdr sq_hdr;
- u64 local_to;
- u64 remote_to;
- u32 local_stag;
- u32 remote_stag;
- u32 length;
+ __be64 local_to;
+ __be64 remote_to;
+ __be32 local_stag;
+ __be32 remote_stag;
+ __be32 length;
} __attribute__((packed));
union c2wr_rdma_read {
@@ -1113,9 +1113,9 @@ union c2wr_recv {
struct c2wr_ae_hdr {
struct c2wr_hdr hdr;
u64 user_context; /* user context for this res. */
- u32 resource_type; /* see enum c2_resource_indicator */
- u32 resource; /* handle for resource */
- u32 qp_state; /* current QP State */
+ __be32 resource_type; /* see enum c2_resource_indicator */
+ __be32 resource; /* handle for resource */
+ __be32 qp_state; /* current QP State */
} __attribute__((packed));
/*
@@ -1124,11 +1124,11 @@ struct c2wr_ae_hdr {
*/
struct c2wr_ae_active_connect_results {
struct c2wr_ae_hdr ae_hdr;
- u32 laddr;
- u32 raddr;
- u16 lport;
- u16 rport;
- u32 private_data_length;
+ __be32 laddr;
+ __be32 raddr;
+ __be16 lport;
+ __be16 rport;
+ __be32 private_data_length;
u8 private_data[0]; /* data is in-line in the msg. */
} __attribute__((packed));
@@ -1142,11 +1142,11 @@ struct c2wr_ae_active_connect_results {
struct c2wr_ae_connection_request {
struct c2wr_ae_hdr ae_hdr;
u32 cr_handle; /* connreq handle (sock ptr) */
- u32 laddr;
- u32 raddr;
- u16 lport;
- u16 rport;
- u32 private_data_length;
+ __be32 laddr;
+ __be32 raddr;
+ __be16 lport;
+ __be16 rport;
+ __be32 private_data_length;
u8 private_data[0]; /* data is in-line in the msg. */
} __attribute__((packed));
@@ -1158,12 +1158,12 @@ union c2wr_ae {
struct c2wr_init_req {
struct c2wr_hdr hdr;
- u64 hint_count;
- u64 q0_host_shared;
- u64 q1_host_shared;
- u64 q1_host_msg_pool;
- u64 q2_host_shared;
- u64 q2_host_msg_pool;
+ __be64 hint_count;
+ __be64 q0_host_shared;
+ __be64 q1_host_shared;
+ __be64 q1_host_msg_pool;
+ __be64 q2_host_shared;
+ __be64 q2_host_msg_pool;
} __attribute__((packed));
struct c2wr_init_rep {
@@ -1276,10 +1276,10 @@ struct c2wr_ep_listen_create_req {
struct c2wr_hdr hdr;
u64 user_context; /* returned in AEs. */
u32 rnic_handle;
- u32 local_addr; /* local addr, or 0 */
- u16 local_port; /* 0 means "pick one" */
+ __be32 local_addr; /* local addr, or 0 */
+ __be16 local_port; /* 0 means "pick one" */
u16 pad;
- u32 backlog; /* tradional tcp listen bl */
+ __be32 backlog; /* tradional tcp listen bl */
} __attribute__((packed));
struct c2wr_ep_listen_create_rep {
@@ -1340,7 +1340,7 @@ struct c2wr_cr_accept_req {
u32 rnic_handle;
u32 qp_handle; /* QP to bind to this LLP conn */
u32 ep_handle; /* LLP handle to accept */
- u32 private_data_length;
+ __be32 private_data_length;
u8 private_data[0]; /* data in-line in msg. */
} __attribute__((packed));
@@ -1508,7 +1508,7 @@ static __inline__ void c2_wr_set_sge_count(void *wr, u8 sge_count)
{
((struct c2wr_hdr *) wr)->sge_count = sge_count;
}
-static __inline__ u32 c2_wr_get_wqe_count(void *wr)
+static __inline__ __be32 c2_wr_get_wqe_count(void *wr)
{
return ((struct c2wr_hdr *) wr)->wqe_count;
}
generated by cgit v1.2.3-70-g09d2 (git 2.46.0) at 2025-12-07 23:57:06 +0000