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path: root/drivers/net/cxgb4vf
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* cxgb4vf: Advertise NETIF_F_TSO_ECN.Casey Leedom2010-11-151-3/+8
| | | | | | | Advertise NETIF_F_TSO_ECN. Signed-off-by: Casey Leedom <leedom@chelsio.com> Signed-off-by: David S. Miller <davem@davemloft.net>
* cxgb4vf: fix up "Section Mismatch" compiler warning.Casey Leedom2010-11-151-2/+2
| | | | | | | | Fix up "Section Mismatch" compiler warning and mark another routine as __devinit. Signed-off-by: Casey Leedom <leedom@chelsio.com> Signed-off-by: David S. Miller <davem@davemloft.net>
* cxgb4vf: add ethtool statistics for GRO.Casey Leedom2010-11-151-0/+6
| | | | | | | Add ethtool statistics for GRO. Signed-off-by: Casey Leedom <leedom@chelsio.com> Signed-off-by: David S. Miller <davem@davemloft.net>
* cxgb4vf: minor comment/symbolic name cleanup.Casey Leedom2010-11-154-13/+14
| | | | | | | Minor cleanup of comments and symbolic constant names for clarity. Signed-off-by: Casey Leedom <leedom@chelsio.com> Signed-off-by: David S. Miller <davem@davemloft.net>
* cxgb4vf: add call to Firmware to reset VF State.Casey Leedom2010-11-123-0/+36
| | | | | | | Add call to Firmware to reset its VF State when we first attach to the VF. Signed-off-by: Casey Leedom <leedom@chelsio.com> Signed-off-by: David S. Miller <davem@davemloft.net>
* cxgb4vf: Fail open if link_start() fails.Casey Leedom2010-11-121-1/+3
| | | | | | | Fail open if link_start() fails. Signed-off-by: Casey Leedom <leedom@chelsio.com> Signed-off-by: David S. Miller <davem@davemloft.net>
* cxgb4vf: flesh out PCI Device ID Table ...Casey Leedom2010-11-121-0/+8
| | | | | | | Add a bunch of T4 Device IDs for the VF Driver. Signed-off-by: Casey Leedom <leedom@chelsio.com> Signed-off-by: David S. Miller <davem@davemloft.net>
* cxgb4vf: fix some errors in Gather List to skb conversionCasey Leedom2010-11-121-47/+74
| | | | | | | | | There were some errors in the way that internal Gather Lists were being translated into skb's. This also makes the VF Driver look more like the PF Driver to facilitate easier comarison. Signed-off-by: Casey Leedom <leedom@chelsio.com> Signed-off-by: David S. Miller <davem@davemloft.net>
* cxgb4vf: fix bug in Generic Receive OffloadCasey Leedom2010-11-121-0/+1
| | | | | | | | Fix botch in Generic Receive Offload (the Packet Gather List Total length field wasn't being initialized). Signed-off-by: Casey Leedom <leedom@chelsio.com> Signed-off-by: David S. Miller <davem@davemloft.net>
* cxgb4vf: don't implement trivial (and incorrect) ndo_select_queue()Casey Leedom2010-11-121-14/+0
| | | | | | | | | Don't implement (struct net_device_ops *)->ndo_select_queue() with simple call to skb_tx_hash(). This leads to non-persistent TX queue selection in the Linux dev_pick_tx() routine for TCP connections. Signed-off-by: Casey Leedom <leedom@chelsio.com> Signed-off-by: David S. Miller <davem@davemloft.net>
* cxgb4vf: remove call to stop TX queues at load time.Divy Le Ray2010-11-011-1/+0
| | | | | | | Stopping TX queues at driver load time is not necessary. Signed-off-by: Casey Leedom <leedom@chelsio.com> Signed-off-by: David S. Miller <davem@davemloft.net>
* cxgb4vf: make single bit signed bitfields unsignedHarvey Harrison2010-10-161-13/+13
| | | | | | | | | | | | | | | | | | | | Single bit signed bitfields don't make a lot of sense, noticed by sparse: drivers/net/cxgb4vf/t4vf_common.h:135:31: error: dubious one-bit signed bitfield drivers/net/cxgb4vf/t4vf_common.h:136:36: error: dubious one-bit signed bitfield drivers/net/cxgb4vf/t4vf_common.h:137:36: error: dubious one-bit signed bitfield drivers/net/cxgb4vf/t4vf_common.h:138:36: error: dubious one-bit signed bitfield drivers/net/cxgb4vf/t4vf_common.h:139:36: error: dubious one-bit signed bitfield drivers/net/cxgb4vf/t4vf_common.h:140:31: error: dubious one-bit signed bitfield drivers/net/cxgb4vf/t4vf_common.h:141:31: error: dubious one-bit signed bitfield drivers/net/cxgb4vf/t4vf_common.h:142:35: error: dubious one-bit signed bitfield drivers/net/cxgb4vf/t4vf_common.h:143:35: error: dubious one-bit signed bitfield drivers/net/cxgb4vf/t4vf_common.h:154:27: error: dubious one-bit signed bitfield drivers/net/cxgb4vf/t4vf_common.h:155:26: error: dubious one-bit signed bitfield drivers/net/cxgb4vf/t4vf_common.h:156:27: error: dubious one-bit signed bitfield drivers/net/cxgb4vf/t4vf_common.h:157:26: error: dubious one-bit signed bitfield Signed-off-by: Harvey Harrison <harvey.harrison@gmail.com> Signed-off-by: David S. Miller <davem@davemloft.net>
* cxgb4vf: Use netif_set_real_num_{rx, tx}_queues()Ben Hutchings2010-09-271-1/+4
| | | | | Signed-off-by: Ben Hutchings <bhutchings@solarflare.com> Signed-off-by: David S. Miller <davem@davemloft.net>
* drivers/net: avoid some skb->ip_summed initializationsEric Dumazet2010-09-021-1/+1
| | | | | | | | | | | | | | | | | | | | fresh skbs have ip_summed set to CHECKSUM_NONE (0) We can avoid setting again skb->ip_summed to CHECKSUM_NONE in drivers. Introduce skb_checksum_none_assert() helper so that we keep this assertion documented in driver sources. Change most occurrences of : skb->ip_summed = CHECKSUM_NONE; by : skb_checksum_none_assert(skb); Signed-off-by: Eric Dumazet <eric.dumazet@gmail.com> Signed-off-by: David S. Miller <davem@davemloft.net>
* net: another last_rx roundEric Dumazet2010-09-021-1/+0
| | | | | | | Kill last_rx use in l2tp and two net drivers Signed-off-by: Eric Dumazet <eric.dumazet@gmail.com> Signed-off-by: David S. Miller <davem@davemloft.net>
* cxgb4vf: do not use PCI resources before pci_enable_device()Kulikov Vasiliy2010-08-041-15/+16
| | | | | | | | | | | | | | | | | | | | | | | | | | | IRQ and resource[] may not have correct values until after PCI hotplug setup occurs at pci_enable_device() time. The semantic match that finds this problem is as follows: // <smpl> @@ identifier x; identifier request ~= "pci_request.*|pci_resource.*"; @@ ( * x->irq | * x->resource | * request(x, ...) ) ... *pci_enable_device(x) // </smpl> Signed-off-by: Kulikov Vasiliy <segooon@gmail.com> Signed-off-by: David S. Miller <davem@davemloft.net>
* cxgb4vf: Fix bug where we were only allocating one queue in MSI modeCasey Leedom2010-07-201-4/+2
| | | | | | | | Fix bug in setup_sge_queues() where we were incorrectly only allocating a single "Queue Set" for MSI mode. Signed-off-by: Casey Leedom <leedom@chelsio.com> Signed-off-by: David S. Miller <davem@davemloft.net>
* cxgb4vf: Fix off-by-one error checking for the end of the mailbox delay arrayCasey Leedom2010-07-201-1/+1
| | | | | | | | | Fix off-by-one error in checking for the end of the mailbox response delay array. We ended up walking off the end and, if we were unlucky, we'd end up pulling in a 0 and never terminate the mailbox response delay loop ... Signed-off-by: Casey Leedom <leedom@chelsio.com> Signed-off-by: David S. Miller <davem@davemloft.net>
* cxgb4vf: fix SGE resource resource deallocation bugCasey Leedom2010-07-151-1/+1
| | | | | | | | Fix SGE resource resource deallocation bug. Forgot to increment the RXQ and TXQ cursors in the loop ... Signed-off-by: Casey Leedom <leedom@chelsio.com> Signed-off-by: David S. Miller <davem@davemloft.net>
* cxgb4vf: fix TX Queue restartCasey Leedom2010-07-122-28/+16
| | | | | | | | | Fix up TX Queue Host Flow Control to cause an Egress Queue Status Update to be generated when we run out of TX Queue Descriptors. This will, in turn, allow us to restart a stopped TX Queue. Signed-off-by: Casey Leedom <leedom@chelsio.com> Signed-off-by: David S. Miller <davem@davemloft.net>
* cxgb4vf: Implement "Unhandled Interrupts" statisticCasey Leedom2010-07-082-3/+8
| | | | | | | | | Implement "Unhandled Interrupts" statistic so we can detect when the hardware tells us that it things we have work to do but we don't find anything ... Signed-off-by: Casey Leedom <leedom@chelsio.com> Signed-off-by: David S. Miller <davem@davemloft.net>
* cxgb4vf: remove obsolete DECLARE_PCI_UNMAP_ADDR usageFUJITA Tomonori2010-07-081-9/+5
| | | | | | | | | We could use DEFINE_DMA_UNMAP_ADDR instead but using CONFIG_NEED_DMA_MAP_STATE is a simpler way to see if a platform does real DMA unmapping. Signed-off-by: FUJITA Tomonori <fujita.tomonori@lab.ntt.co.jp> Signed-off-by: David S. Miller <davem@davemloft.net>
* cxgb4vf: Use correct shift factor for extracting the SGE DMA Ingress Padding ↵Casey Leedom2010-06-301-1/+1
| | | | | | | | | | | | Boundary Use correct shift factor for extracting the SGE DMA Ingress Padding Boundary. Was accidentally using the register field's shift which was close enough (4 instead of the propper value of 5) that it actually sort of worked for various packet sizes ... Signed-off-by: Casey Leedom <leedom@chelsio.com> Signed-off-by: David S. Miller <davem@davemloft.net>
* cxgb4vf: Remove obsolete comment about the lack of a TX Timer CallbackCasey Leedom2010-06-301-12/+1
| | | | | | | | Remove obsolete comment about the lack of a TX Timer Callback -- which we now _do_ have ... Signed-off-by: Casey Leedom <leedom@chelsio.com> Signed-off-by: David S. Miller <davem@davemloft.net>
* cxgb4vf: Add new Makefile for T4 PCI-E SR-IOV Virtual Function driver cxgb4vfCasey Leedom2010-06-281-0/+7
| | | | | | | Add new Makefile for T4 PCI-E SR-IOV Virtual Function driver "cxgb4vf". Signed-off-by: Casey Leedom Signed-off-by: David S. Miller <davem@davemloft.net>
* cxgb4vf: Add main T4 PCI-E SR-IOV Virtual Function driver for cxgb4vfCasey Leedom2010-06-282-0/+3446
| | | | | | | Add main T4 PCI-E SR-IOV Virtual Function driver for "cxgb4vf". Signed-off-by: Casey Leedom Signed-off-by: David S. Miller <davem@davemloft.net>
* cxgb4vf: Add T4 Virtual Function Scatter-Gather Engine DMA codeCasey Leedom2010-06-281-0/+2460
| | | | | | | Add T4 Virtual Function Scatter-Gather Engine DMA code. Signed-off-by: Casey Leedom Signed-off-by: David S. Miller <davem@davemloft.net>
* cxgb4vf: Add core T4 PCI-E SR-IOV Virtual Function hardware definitions and ↵Casey Leedom2010-06-283-0/+1727
device communication code Add core T4 PCI-E SR-IOV Virtual Function hardware definitions and device communication code. Signed-off-by: Casey Leedom Signed-off-by: David S. Miller <davem@davemloft.net>