net/cxgbe: grab available ports after firmware reset

Move code to get the available ports from the firmware after it had
been reset. This ensures that driver uses the latest info on available
ports

net/cxgbe: grab available ports after firmware reset

Move code to get the available ports from the firmware after it had
been reset. This ensures that driver uses the latest info on available
ports after firmware reset.

Signed-off-by: Rahul Lakkireddy <rahul.lakkireddy@chelsio.com>
Signed-off-by: Kumar Sanghvi <kumaras@chelsio.com>

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net/cxgbe: add support to run Chelsio T6 cards

Add code to detect and run T6 devices. Update PCI ID Device table
with Chelsio T6 device ids and update documentation.

Signed-off-by: Rahul Lakkiredd

net/cxgbe: add support to run Chelsio T6 cards

Add code to detect and run T6 devices. Update PCI ID Device table
with Chelsio T6 device ids and update documentation.

Signed-off-by: Rahul Lakkireddy <rahul.lakkireddy@chelsio.com>
Signed-off-by: Kumar Sanghvi <kumaras@chelsio.com>

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ethdev: remove PCI helper from generic ethdev header

This moves the rte_eth_copy_pci_info() into the PCI specific ethdev
header. As a side effect this also removes it from the list of symbols
export

ethdev: remove PCI helper from generic ethdev header

This moves the rte_eth_copy_pci_info() into the PCI specific ethdev
header. As a side effect this also removes it from the list of symbols
exported by the rte_ethdev library.

Signed-off-by: Jan Blunck <jblunck@infradead.org>
Acked-by: Stephen Hemminger <stephen@networkplumber.org>

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ethdev: remove ethdev driver

This removes the now unused struct eth_driver.

Signed-off-by: Jan Blunck <jblunck@infradead.org>
Acked-by: Stephen Hemminger <stephen@networkplumber.org>

net/cxgbe: fix parenthesis on bitwise operation

clang reports the following error:
error: logical not is only applied to the left hand side of this bitwise
operator. [-Werror,-Wlogical-not-parenthes

net/cxgbe: fix parenthesis on bitwise operation

clang reports the following error:
error: logical not is only applied to the left hand side of this bitwise
operator. [-Werror,-Wlogical-not-parentheses]

Fixes: 92c8a63223e5 ("cxgbe: add device configuration and Rx support")

Signed-off-by: Emmanuel Roullit <emmanuel.roullit@gmail.com>
Acked-by: Ferruh Yigit <ferruh.yigit@intel.com>

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ethdev: decouple from PCI device

This makes struct rte_eth_dev independent of struct rte_pci_device by
replacing it with a pointer to the generic struct rte_device.

Signed-off-by: Jan Blunck <jblun

ethdev: decouple from PCI device

This makes struct rte_eth_dev independent of struct rte_pci_device by
replacing it with a pointer to the generic struct rte_device.

Signed-off-by: Jan Blunck <jblunck@infradead.org>
Acked-by: Shreyansh Jain <shreyansh.jain@nxp.com>

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ethdev: initialize more fields on allocation

This moves the non-PCI related initialization of the link state interrupt
callback list and the setting of the default MTU to rte_eth_dev_allocate()
so t

ethdev: initialize more fields on allocation

This moves the non-PCI related initialization of the link state interrupt
callback list and the setting of the default MTU to rte_eth_dev_allocate()
so that drivers only need to set non-default values.

Signed-off-by: Jan Blunck <jblunck@infradead.org>
Reviewed-by: Ferruh Yigit <ferruh.yigit@intel.com>

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ethdev: get rid of device type

Now that hotplug has been moved to eal, there is no reason to keep the
device type in this layer.

Signed-off-by: David Marchand <david.marchand@6wind.com>
Signed-off-

ethdev: get rid of device type

Now that hotplug has been moved to eal, there is no reason to keep the
device type in this layer.

Signed-off-by: David Marchand <david.marchand@6wind.com>
Signed-off-by: Shreyansh Jain <shreyansh.jain@nxp.com>

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cxgbe: fix PCI info copy to ports under same PF

Chelsio NIC ports share a single PF. Move rte_eth_copy_pci_info()
to copy the pci device information to the remaining ports as well.

Also update lice

cxgbe: fix PCI info copy to ports under same PF

Chelsio NIC ports share a single PF. Move rte_eth_copy_pci_info()
to copy the pci device information to the remaining ports as well.

Also update license year to 2016.

Fixes: eeefe73f0af1 ("drivers: copy PCI device info to ethdev data")

Signed-off-by: Rahul Lakkireddy <rahul.lakkireddy@chelsio.com>
Signed-off-by: Kumar Sanghvi <kumaras@chelsio.com>

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cxgbe: fix setting wrong MTU

max_rx_pkt_len already includes ETHER_HDR_LEN and ETHER_CRC_LEN for the
mtu. But, the firmware also adds ETHER_HDR_LEN and ETHER_CRC_LEN to the
mtu specified. Fix by sub

cxgbe: fix setting wrong MTU

max_rx_pkt_len already includes ETHER_HDR_LEN and ETHER_CRC_LEN for the
mtu. But, the firmware also adds ETHER_HDR_LEN and ETHER_CRC_LEN to the
mtu specified. Fix by subtracting these values from the mtu before
passing it to firmware.

Fixes: 4b2eff452d2e ("cxgbe: enable jumbo frames")

Signed-off-by: Rahul Lakkireddy <rahul.lakkireddy@chelsio.com>
Signed-off-by: Kumar Sanghvi <kumaras@chelsio.com>

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cxgbe: fix allocated size for RSS table

The size of each entry in the port's rss table is actually 2 bytes
and not 1 byte. A segfault occurs when accessing part of port 0's rss
table because it gets

cxgbe: fix allocated size for RSS table

The size of each entry in the port's rss table is actually 2 bytes
and not 1 byte. A segfault occurs when accessing part of port 0's rss
table because it gets overwritten by subsequent port 1's part of the
rss table. Fix by setting the size of each entry appropriately.

Fixes: 92c8a63223e5 ("cxgbe: add device configuration and Rx support")

Signed-off-by: Rahul Lakkireddy <rahul.lakkireddy@chelsio.com>
Signed-off-by: Kumar Sanghvi <kumaras@chelsio.com>

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remove extra parentheses in return statement

fix the error reported by checkpatch:
"ERROR: return is not a function, parentheses are not required"

remove parentheses in return like:
"return (lo

remove extra parentheses in return statement

fix the error reported by checkpatch:
"ERROR: return is not a function, parentheses are not required"

remove parentheses in return like:
"return (logical expressions)"

remove parentheses in return a function like:
"return (rte_mempool_lookup(...))"

Fixes: 6307b909b8e0 ("lib: remove extra parenthesis after return")

Signed-off-by: Huawei Xie <huawei.xie@intel.com>

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cxgbe: enable jumbo frames

Increase max_rx_pktlen to accommodate jumbo frame size. Perform sanity
checks and enable jumbo mode in rx queue setup. Set link mtu based on
max_rx_pktlen.

Signed-off-by:

cxgbe: enable jumbo frames

Increase max_rx_pktlen to accommodate jumbo frame size. Perform sanity
checks and enable jumbo mode in rx queue setup. Set link mtu based on
max_rx_pktlen.

Signed-off-by: Rahul Lakkireddy <rahul.lakkireddy@chelsio.com>
Signed-off-by: Kumar Sanghvi <kumaras@chelsio.com>

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cxgbe: optimize forwarding performance for 40G

Update sge initialization with respect to free-list manager configuration
and ingress arbiter. Also update refill logic to refill mbufs only after
a ce

cxgbe: optimize forwarding performance for 40G

Update sge initialization with respect to free-list manager configuration
and ingress arbiter. Also update refill logic to refill mbufs only after
a certain threshold for rx. Optimize tx packet prefetch.

Approx. 3 MPPS improvement seen in forwarding performance after the
optimization.

Signed-off-by: Rahul Lakkireddy <rahul.lakkireddy@chelsio.com>
Signed-off-by: Kumar Sanghvi <kumaras@chelsio.com>

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cxgbe: enable build on FreeBSD

Fix "MACRO redefined" and "function redefined" compilation errors in FreeBSD
by adding CXGBE prefix to them. Also remove reference to a linux header
linux/if_ether.h

cxgbe: enable build on FreeBSD

Fix "MACRO redefined" and "function redefined" compilation errors in FreeBSD
by adding CXGBE prefix to them. Also remove reference to a linux header
linux/if_ether.h and use DPDK macros directly. Finally, enable CXGBE PMD
for FreeBSD.

Signed-off-by: Rahul Lakkireddy <rahul.lakkireddy@chelsio.com>
Signed-off-by: Kumar Sanghvi <kumaras@chelsio.com>
Acked-by: Bruce Richardson <bruce.richardson@intel.com>

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cxgbe: fix build with icc

When compiling the cxgbe driver with icc, multiple errors about using
enums as integers appear across a number of files, including in the base
code and in the DPDK-specific

cxgbe: fix build with icc

When compiling the cxgbe driver with icc, multiple errors about using
enums as integers appear across a number of files, including in the base
code and in the DPDK-specific driver code.

.../drivers/net/cxgbe/cxgbe_main.c(386): error #188: enumerated type mixed
with another type
t4_get_port_type_description(pi->port_type));
^
For the errors in the base driver code we use the CFLAGS_BASE_DRIVER
approach used by other drivers to disable warnings.

For errors in the DPDK-specific code, typecasts are used to fix the
errors in the code itself.

Signed-off-by: Bruce Richardson <bruce.richardson@intel.com>

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cxgbe: add port statistics

Adds stats_get() and stats_reset() eth_dev_ops for cxgbe poll mode driver.

Signed-off-by: Rahul Lakkireddy <rahul.lakkireddy@chelsio.com>
Signed-off-by: Kumar Sanghvi <ku

cxgbe: add port statistics

Adds stats_get() and stats_reset() eth_dev_ops for cxgbe poll mode driver.

Signed-off-by: Rahul Lakkireddy <rahul.lakkireddy@chelsio.com>
Signed-off-by: Kumar Sanghvi <kumaras@chelsio.com>

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cxgbe: add device related operations

Adds dev_start(), dev_stop(), and dev_close() eth_dev_ops for cxgbe poll
mode driver.

Signed-off-by: Rahul Lakkireddy <rahul.lakkireddy@chelsio.com>
Signed-off-

cxgbe: add device related operations

Adds dev_start(), dev_stop(), and dev_close() eth_dev_ops for cxgbe poll
mode driver.

Signed-off-by: Rahul Lakkireddy <rahul.lakkireddy@chelsio.com>
Signed-off-by: Kumar Sanghvi <kumaras@chelsio.com>

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cxgbe: add Tx support

Adds TX support for the cxgbe poll mode driver. This patch:

1. Adds tx queue related eth_dev_ops.
2. Adds tx_pkt_burst for transmitting packets.

Signed-off-by: Rahul Lakkire

cxgbe: add Tx support

Adds TX support for the cxgbe poll mode driver. This patch:

1. Adds tx queue related eth_dev_ops.
2. Adds tx_pkt_burst for transmitting packets.

Signed-off-by: Rahul Lakkireddy <rahul.lakkireddy@chelsio.com>
Signed-off-by: Kumar Sanghvi <kumaras@chelsio.com>

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cxgbe: add device configuration and Rx support

Adds RX support for the cxgbe poll mode driver. This patch:

1. Adds rx queue related eth_dev_ops.
2. Adds RSS support.
3. Adds dev_configure() and de

cxgbe: add device configuration and Rx support

Adds RX support for the cxgbe poll mode driver. This patch:

1. Adds rx queue related eth_dev_ops.
2. Adds RSS support.
3. Adds dev_configure() and dev_infos_get() eth_dev_ops.
4. Adds rx_pkt_burst for receiving packets.

Signed-off-by: Rahul Lakkireddy <rahul.lakkireddy@chelsio.com>
Signed-off-by: Kumar Sanghvi <kumaras@chelsio.com>

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cxgbe: add pmd skeleton

Adds cxgbe poll mode driver for DPDK under drivers/net/cxgbe directory.
This patch:

1. Adds the Makefile to compile cxgbe pmd.
2. Registers and initializes the cxgbe pmd dri

cxgbe: add pmd skeleton

Adds cxgbe poll mode driver for DPDK under drivers/net/cxgbe directory.
This patch:

1. Adds the Makefile to compile cxgbe pmd.
2. Registers and initializes the cxgbe pmd driver.

Enable cxgbe PMD for compilation and linking with changes to:
1. config/common_linuxapp to add macros for cxgbe pmd.
2. drivers/net/Makefile to add cxgbe pmd to the compile list.
3. mk/rte.app.mk to add cxgbe pmd to link.

Update MAINTAINERS file to claim responsibility for the cxgbe PMD.

Signed-off-by: Rahul Lakkireddy <rahul.lakkireddy@chelsio.com>
Signed-off-by: Kumar Sanghvi <kumaras@chelsio.com>
[Thomas: add disabled config for bsdapp]

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