diff options
author | Tony Lindgren <tony@atomide.com> | 2015-11-12 20:58:21 +0300 |
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committer | Tony Lindgren <tony@atomide.com> | 2015-11-12 20:58:21 +0300 |
commit | ff6d03b9d9cad592320ce21e9b22befe56ebe6b6 (patch) | |
tree | da02d83177a107f92c446dbf7a93bdc1bac96cdf /drivers/net/vmxnet3/vmxnet3_ethtool.c | |
parent | 7ef71b70e18a82bb363905f72672317d0e1e8810 (diff) | |
parent | 469689a45f78505d864210b3a5d75404eb7f24ee (diff) | |
download | linux-ff6d03b9d9cad592320ce21e9b22befe56ebe6b6.tar.xz |
Merge branch 'x15-audio-fixes' into omap-for-v4.4/fixes
Diffstat (limited to 'drivers/net/vmxnet3/vmxnet3_ethtool.c')
-rw-r--r-- | drivers/net/vmxnet3/vmxnet3_ethtool.c | 122 |
1 files changed, 90 insertions, 32 deletions
diff --git a/drivers/net/vmxnet3/vmxnet3_ethtool.c b/drivers/net/vmxnet3/vmxnet3_ethtool.c index c1d0e7a9da04..9ba11d737753 100644 --- a/drivers/net/vmxnet3/vmxnet3_ethtool.c +++ b/drivers/net/vmxnet3/vmxnet3_ethtool.c @@ -183,16 +183,22 @@ vmxnet3_get_sset_count(struct net_device *netdev, int sset) } -/* Should be multiple of 4 */ -#define NUM_TX_REGS 8 -#define NUM_RX_REGS 12 - +/* This is a version 2 of the vmxnet3 ethtool_regs which goes hand in hand with + * the version 2 of the vmxnet3 support for ethtool(8) --register-dump. + * Therefore, if any registers are added, removed or modified, then a version + * bump and a corresponding change in the vmxnet3 support for ethtool(8) + * --register-dump would be required. + */ static int vmxnet3_get_regs_len(struct net_device *netdev) { struct vmxnet3_adapter *adapter = netdev_priv(netdev); - return (adapter->num_tx_queues * NUM_TX_REGS * sizeof(u32) + - adapter->num_rx_queues * NUM_RX_REGS * sizeof(u32)); + + return ((9 /* BAR1 registers */ + + (1 + adapter->intr.num_intrs) + + (1 + adapter->num_tx_queues * 17 /* Tx queue registers */) + + (1 + adapter->num_rx_queues * 23 /* Rx queue registers */)) * + sizeof(u32)); } @@ -208,10 +214,6 @@ vmxnet3_get_drvinfo(struct net_device *netdev, struct ethtool_drvinfo *drvinfo) strlcpy(drvinfo->bus_info, pci_name(adapter->pdev), sizeof(drvinfo->bus_info)); - drvinfo->n_stats = vmxnet3_get_sset_count(netdev, ETH_SS_STATS); - drvinfo->testinfo_len = 0; - drvinfo->eedump_len = 0; - drvinfo->regdump_len = vmxnet3_get_regs_len(netdev); } @@ -342,6 +344,12 @@ vmxnet3_get_ethtool_stats(struct net_device *netdev, } +/* This is a version 2 of the vmxnet3 ethtool_regs which goes hand in hand with + * the version 2 of the vmxnet3 support for ethtool(8) --register-dump. + * Therefore, if any registers are added, removed or modified, then a version + * bump and a corresponding change in the vmxnet3 support for ethtool(8) + * --register-dump would be required. + */ static void vmxnet3_get_regs(struct net_device *netdev, struct ethtool_regs *regs, void *p) { @@ -351,40 +359,90 @@ vmxnet3_get_regs(struct net_device *netdev, struct ethtool_regs *regs, void *p) memset(p, 0, vmxnet3_get_regs_len(netdev)); - regs->version = 1; + regs->version = 2; /* Update vmxnet3_get_regs_len if we want to dump more registers */ - /* make each ring use multiple of 16 bytes */ - for (i = 0; i < adapter->num_tx_queues; i++) { - buf[j++] = adapter->tx_queue[i].tx_ring.next2fill; - buf[j++] = adapter->tx_queue[i].tx_ring.next2comp; - buf[j++] = adapter->tx_queue[i].tx_ring.gen; - buf[j++] = 0; + buf[j++] = VMXNET3_READ_BAR1_REG(adapter, VMXNET3_REG_VRRS); + buf[j++] = VMXNET3_READ_BAR1_REG(adapter, VMXNET3_REG_UVRS); + buf[j++] = VMXNET3_READ_BAR1_REG(adapter, VMXNET3_REG_DSAL); + buf[j++] = VMXNET3_READ_BAR1_REG(adapter, VMXNET3_REG_DSAH); + buf[j++] = VMXNET3_READ_BAR1_REG(adapter, VMXNET3_REG_CMD); + buf[j++] = VMXNET3_READ_BAR1_REG(adapter, VMXNET3_REG_MACL); + buf[j++] = VMXNET3_READ_BAR1_REG(adapter, VMXNET3_REG_MACH); + buf[j++] = VMXNET3_READ_BAR1_REG(adapter, VMXNET3_REG_ICR); + buf[j++] = VMXNET3_READ_BAR1_REG(adapter, VMXNET3_REG_ECR); + + buf[j++] = adapter->intr.num_intrs; + for (i = 0; i < adapter->intr.num_intrs; i++) { + buf[j++] = VMXNET3_READ_BAR0_REG(adapter, VMXNET3_REG_IMR + + i * VMXNET3_REG_ALIGN); + } - buf[j++] = adapter->tx_queue[i].comp_ring.next2proc; - buf[j++] = adapter->tx_queue[i].comp_ring.gen; - buf[j++] = adapter->tx_queue[i].stopped; - buf[j++] = 0; + buf[j++] = adapter->num_tx_queues; + for (i = 0; i < adapter->num_tx_queues; i++) { + struct vmxnet3_tx_queue *tq = &adapter->tx_queue[i]; + + buf[j++] = VMXNET3_READ_BAR0_REG(adapter, VMXNET3_REG_TXPROD + + i * VMXNET3_REG_ALIGN); + + buf[j++] = VMXNET3_GET_ADDR_LO(tq->tx_ring.basePA); + buf[j++] = VMXNET3_GET_ADDR_HI(tq->tx_ring.basePA); + buf[j++] = tq->tx_ring.size; + buf[j++] = tq->tx_ring.next2fill; + buf[j++] = tq->tx_ring.next2comp; + buf[j++] = tq->tx_ring.gen; + + buf[j++] = VMXNET3_GET_ADDR_LO(tq->data_ring.basePA); + buf[j++] = VMXNET3_GET_ADDR_HI(tq->data_ring.basePA); + buf[j++] = tq->data_ring.size; + /* transmit data ring buffer size */ + buf[j++] = VMXNET3_HDR_COPY_SIZE; + + buf[j++] = VMXNET3_GET_ADDR_LO(tq->comp_ring.basePA); + buf[j++] = VMXNET3_GET_ADDR_HI(tq->comp_ring.basePA); + buf[j++] = tq->comp_ring.size; + buf[j++] = tq->comp_ring.next2proc; + buf[j++] = tq->comp_ring.gen; + + buf[j++] = tq->stopped; } + buf[j++] = adapter->num_rx_queues; for (i = 0; i < adapter->num_rx_queues; i++) { - buf[j++] = adapter->rx_queue[i].rx_ring[0].next2fill; - buf[j++] = adapter->rx_queue[i].rx_ring[0].next2comp; - buf[j++] = adapter->rx_queue[i].rx_ring[0].gen; + struct vmxnet3_rx_queue *rq = &adapter->rx_queue[i]; + + buf[j++] = VMXNET3_READ_BAR0_REG(adapter, VMXNET3_REG_RXPROD + + i * VMXNET3_REG_ALIGN); + buf[j++] = VMXNET3_READ_BAR0_REG(adapter, VMXNET3_REG_RXPROD2 + + i * VMXNET3_REG_ALIGN); + + buf[j++] = VMXNET3_GET_ADDR_LO(rq->rx_ring[0].basePA); + buf[j++] = VMXNET3_GET_ADDR_HI(rq->rx_ring[0].basePA); + buf[j++] = rq->rx_ring[0].size; + buf[j++] = rq->rx_ring[0].next2fill; + buf[j++] = rq->rx_ring[0].next2comp; + buf[j++] = rq->rx_ring[0].gen; + + buf[j++] = VMXNET3_GET_ADDR_LO(rq->rx_ring[1].basePA); + buf[j++] = VMXNET3_GET_ADDR_HI(rq->rx_ring[1].basePA); + buf[j++] = rq->rx_ring[1].size; + buf[j++] = rq->rx_ring[1].next2fill; + buf[j++] = rq->rx_ring[1].next2comp; + buf[j++] = rq->rx_ring[1].gen; + + /* receive data ring */ buf[j++] = 0; - - buf[j++] = adapter->rx_queue[i].rx_ring[1].next2fill; - buf[j++] = adapter->rx_queue[i].rx_ring[1].next2comp; - buf[j++] = adapter->rx_queue[i].rx_ring[1].gen; buf[j++] = 0; - - buf[j++] = adapter->rx_queue[i].comp_ring.next2proc; - buf[j++] = adapter->rx_queue[i].comp_ring.gen; buf[j++] = 0; buf[j++] = 0; - } + buf[j++] = VMXNET3_GET_ADDR_LO(rq->comp_ring.basePA); + buf[j++] = VMXNET3_GET_ADDR_HI(rq->comp_ring.basePA); + buf[j++] = rq->comp_ring.size; + buf[j++] = rq->comp_ring.next2proc; + buf[j++] = rq->comp_ring.gen; + } } |