[PATCH net] net/dim: Update DIM start sample after each DIM iteration

t;net/dim: use struct net_dim_sample as arg to net_dim") Signed-off-by: Tal Gilboa Reviewed-by: Tariq Toukan --- include/linux/net_dim.h | 2 ++ 1 file changed, 2 insertions(+) diff --git a/include/linux/net_dim.h b/include/linux/net_dim.h index c79e859..fd45838 100644 --- a/include/linux

Re: [PATCH net-next v2 1/2] net: stmmac: Rework coalesce timer and fix multi-queue races

On 9/10/2018 10:22 PM, Florian Fainelli wrote: On 09/10/2018 02:14 AM, Jose Abreu wrote: This follows David Miller advice and tries to fix coalesce timer in multi-queue scenarios. We are now using per-queue coalesce values and per-queue TX timer. Coalesce timer default values was changed to

[PATCH net-next V3 2/3] net/dim: Support adaptive TX moderation

wouldn't increase for these scenarios. There might be a slight degradation in bandwidth for single stream with large message sizes, since net.ipv4.tcp_limit_output_bytes is limiting the allowed TX traffic, but with many streams performance is always improved. Signed-off-by: Tal Gilboa <

[PATCH net-next V3 0/3] Introduce adaptive TX interrupt moderation to net DIM

t; field from struct net_dim and applied mlx5e structural suggestions (suggested by SaeedM). v2: Rebase over proper tree. v1: Fix compilation issues due to missed function renaming. Tal Gilboa (3): net/dim: Rename *_get_profile() functions to *_get_rx_moderation() net/dim: Support adaptive TX mo

[PATCH net-next V3 3/3] net/mlx5e: Enable adaptive-TX moderation

/s). Signed-off-by: Tal Gilboa <ta...@mellanox.com> Reviewed-by: Tariq Toukan <tar...@mellanox.com> Acked-by: Saeed Mahameed <sae...@mellanox.com> --- drivers/net/ethernet/mellanox/mlx5/core/en.h | 4 ++ drivers/net/ethernet/mellanox/mlx5/core/en_dim.c | 24 +--

[PATCH net-next V3 1/3] net/dim: Rename *_get_profile() functions to *_get_rx_moderation()

Preparation for introducing adaptive TX to net DIM. Signed-off-by: Tal Gilboa <ta...@mellanox.com> Reviewed-by: Tariq Toukan <tar...@mellanox.com> --- drivers/net/ethernet/broadcom/bcmsysport.c| 6 +++--- drivers/net/ethernet/broadcom/bnxt/bnxt_dim.c | 8

Re: net_dim() may use uninitialized data

On 4/5/2018 4:13 PM, Geert Uytterhoeven wrote: Hi Tal, With gcc-4.1.2: drivers/net/ethernet/broadcom/bcmsysport.c: In function ‘bcm_sysport_poll’: include/linux/net_dim.h:354: warning: ‘curr_stats.ppms’ may be used uninitialized in this function include/linux/net_dim.h:354:

Re: [PATCH v5 05/14] PCI: Add pcie_print_link_status() to log link speed and whether it's limited

On 4/2/2018 11:25 PM, Keller, Jacob E wrote: -Original Message- From: Bjorn Helgaas [mailto:helg...@kernel.org] Sent: Monday, April 02, 2018 12:58 PM To: Keller, Jacob E <jacob.e.kel...@intel.com> Cc: Tal Gilboa <ta...@mellanox.com>; Tariq Toukan <tar...@mellanox.co

Re: [PATCH net-next V2 0/4] Introduce adaptive TX interrupt moderation to net DIM

On 4/2/2018 5:27 PM, David Miller wrote: From: Tal Gilboa <ta...@mellanox.com> Date: Mon, 2 Apr 2018 16:59:30 +0300 Net DIM is a library designed for dynamic interrupt moderation. It was implemented and optimized with receive side interrupts in mind, since these are usually the CPU exp

Re: [PATCH v5 03/14] PCI: Add pcie_bandwidth_capable() to compute max supported link bandwidth

On 4/2/2018 5:05 PM, Bjorn Helgaas wrote: On Mon, Apr 02, 2018 at 10:34:58AM +0300, Tal Gilboa wrote: On 4/2/2018 3:40 AM, Bjorn Helgaas wrote: On Sun, Apr 01, 2018 at 11:38:53PM +0300, Tal Gilboa wrote: On 3/31/2018 12:05 AM, Bjorn Helgaas wrote: From: Tal Gilboa <ta...@mellanox.com>

[PATCH net-next V2 1/4] net/dim: Rename *_get_profile() functions to *_get_rx_moderation()

Preparation for introducing adaptive TX to net DIM. Signed-off-by: Tal Gilboa <ta...@mellanox.com> --- drivers/net/ethernet/broadcom/bcmsysport.c| 6 +++--- drivers/net/ethernet/broadcom/bnxt/bnxt_dim.c | 8 drivers/net/ethernet/broadcom/genet/bcmgenet.c

[PATCH net-next V2 2/4] net/dim: Add "enabled" field to net_dim struct

Preparation for introducing adaptive TX to net DIM. Signed-off-by: Tal Gilboa <ta...@mellanox.com> --- drivers/net/ethernet/mellanox/mlx5/core/en.h | 1 - drivers/net/ethernet/mellanox/mlx5/core/en_ethtool.c | 10 +++--- drivers/net/ethernet/mellanox/mlx5/core/en_main.c

[PATCH net-next V2 3/4] net/dim: Support adaptive TX moderation

enabled. Signed-off-by: Tal Gilboa <ta...@mellanox.com> --- include/linux/net_dim.h | 64 +++-- 1 file changed, 51 insertions(+), 13 deletions(-) diff --git a/include/linux/net_dim.h b/include/linux/net_dim.h index e6623cf..95a7a2f 100644 --- a/i

[PATCH net-next V2 4/4] net/mlx5e: Enable adaptive-TX moderation

%. Performance improvement (ConnectX-5 100GbE, x86) Bandwidth: increased up to 40% (1024B with 10s of streams). Interrupt rate: reduced up to 50% (1024B with 1000s of streams). Signed-off-by: Tal Gilboa <ta...@mellanox.com> --- drivers/net/ethernet/mellanox/mlx5/core/en.h | 4 +++ drivers/net/et

[PATCH net-next V2 0/4] Introduce adaptive TX interrupt moderation to net DIM

driver. Using adaptive TX behavior would reduce interrupt rate for multiple scenarios. Furthermore, it is essential for increasing bandwidth on cases where payload aggregation is required. v2: Rebased over proper tree. v1: Fix compilation issues due to missed function renaming. Tal Gilboa (4): net

Re: [PATCH v5 03/14] PCI: Add pcie_bandwidth_capable() to compute max supported link bandwidth

On 4/2/2018 3:40 AM, Bjorn Helgaas wrote: On Sun, Apr 01, 2018 at 11:38:53PM +0300, Tal Gilboa wrote: On 3/31/2018 12:05 AM, Bjorn Helgaas wrote: From: Tal Gilboa <ta...@mellanox.com> Add pcie_bandwidth_capable() to compute the max link bandwidth supported by a device, based on the ma

Re: [PATCH v5 04/14] PCI: Add pcie_bandwidth_available() to compute bandwidth available to device

On 3/31/2018 12:05 AM, Bjorn Helgaas wrote: From: Tal Gilboa <ta...@mellanox.com> Add pcie_bandwidth_available() to compute the bandwidth available to a device. This may be limited by the device itself or by a slower upstream link leading to the device. The available bandwidth at eac

Re: [PATCH v5 03/14] PCI: Add pcie_bandwidth_capable() to compute max supported link bandwidth

On 3/31/2018 12:05 AM, Bjorn Helgaas wrote: From: Tal Gilboa <ta...@mellanox.com> Add pcie_bandwidth_capable() to compute the max link bandwidth supported by a device, based on the max link speed and width, adjusted by the encoding overhead. The maximum bandwidth of the link is co

Re: [PATCH net-next] net/broadcom: Fixup broken build due to function name change

On 4/1/2018 7:33 PM, Florian Fainelli wrote: Le 03/31/18 à 23:48, Tal Gilboa a écrit : Fixes: 8c6d6895bebb ("net/dim: Rename *_get_profile() functions to *_get_rx_moderation()") Signed-off-by: Tal Gilboa <ta...@mellanox.com> I think David just backed out your entire patch

[PATCH net-next V1 2/4] net/dim: Add "enabled" field to net_dim struct

Preparation for introducing adaptive TX to net DIM. Signed-off-by: Tal Gilboa <ta...@mellanox.com> --- drivers/net/ethernet/mellanox/mlx5/core/en.h | 1 - drivers/net/ethernet/mellanox/mlx5/core/en_ethtool.c | 10 +++--- drivers/net/ethernet/mellanox/mlx5/core/en_main.c

[PATCH net-next V1 4/4] net/mlx5e: Enable adaptive-TX moderation

%. Performance improvement (ConnectX-5 100GbE, x86) Bandwidth: increased up to 40% (1024B with 10s of streams). Interrupt rate: reduced up to 50% (1024B with 1000s of streams). Signed-off-by: Tal Gilboa <ta...@mellanox.com> --- drivers/net/ethernet/mellanox/mlx5/core/en.h | 4 +++ drivers/net/et

[PATCH net-next V1 1/4] net/dim: Rename *_get_profile() functions to *_get_rx_moderation()

Preparation for introducing adaptive TX to net DIM. Signed-off-by: Tal Gilboa <ta...@mellanox.com> --- drivers/net/ethernet/broadcom/bcmsysport.c| 6 +++--- drivers/net/ethernet/broadcom/bnxt/bnxt_dim.c | 8 drivers/net/ethernet/broadcom/genet/bcmgenet.c

[PATCH net-next V1 0/4] Introduce adaptive TX interrupt moderation to net DIM

] net: bcmgenet: Fix coalescing settings handling" patch. v1: Fix compilation issues due to missed function renaming. Tal Gilboa (4): net/dim: Rename *_get_profile() functions to *_get_rx_moderation() net/dim: Add "enabled" field to net_dim struct net/dim: Support adaptive TX mo

[PATCH net-next V1 3/4] net/dim: Support adaptive TX moderation

enabled. Signed-off-by: Tal Gilboa <ta...@mellanox.com> --- include/linux/net_dim.h | 64 +++-- 1 file changed, 51 insertions(+), 13 deletions(-) diff --git a/include/linux/net_dim.h b/include/linux/net_dim.h index d34fbfe..9449a61 100644 --- a/i

Re: [PATCH net-next 0/4] Introduce adaptive TX interrupt moderation to net DIM

On 4/1/2018 6:19 AM, David Miller wrote: From: David Miller <da...@davemloft.net> Date: Sat, 31 Mar 2018 22:02:55 -0400 (EDT) From: Tal Gilboa <ta...@mellanox.com> Date: Fri, 30 Mar 2018 09:37:29 +0300 Net DIM is a library designed for dynamic interrupt moderation. It was

[PATCH net-next] net/broadcom: Fixup broken build due to function name change

Fixes: 8c6d6895bebb ("net/dim: Rename *_get_profile() functions to *_get_rx_moderation()") Signed-off-by: Tal Gilboa <ta...@mellanox.com> --- drivers/net/ethernet/broadcom/bcmsysport.c | 4 ++-- drivers/net/ethernet/broadcom/genet/bcmgenet.c | 4 ++-- 2 files changed, 4

Re: [PATCH net-next 0/4] Introduce adaptive TX interrupt moderation to net DIM

On 3/30/2018 9:37 AM, Tal Gilboa wrote: Net DIM is a library designed for dynamic interrupt moderation. It was implemented and optimized with receive side interrupts in mind, since these are usually the CPU expensive ones. This patch-set introduces adaptive transmit interrupt moderation to net

[PATCH net-next 2/4] net/dim: Add "enabled" field to net_dim struct

Preparation for introducing adaptive TX to net DIM. Signed-off-by: Tal Gilboa <ta...@mellanox.com> --- drivers/net/ethernet/mellanox/mlx5/core/en.h | 1 - drivers/net/ethernet/mellanox/mlx5/core/en_ethtool.c | 10 +++--- drivers/net/ethernet/mellanox/mlx5/core/en_main.c

[PATCH net-next 3/4] net/dim: Support adaptive TX moderation

enabled. Signed-off-by: Tal Gilboa <ta...@mellanox.com> --- include/linux/net_dim.h | 64 +++-- 1 file changed, 51 insertions(+), 13 deletions(-) diff --git a/include/linux/net_dim.h b/include/linux/net_dim.h index d34fbfe..9449a61 100644 --- a/i

[PATCH net-next 4/4] net/mlx5e: Enable adaptive-TX moderation

%. Performance improvement (ConnectX-5 100GbE, x86) Bandwidth: increased up to 40% (1024B with 10s of streams). Interrupt rate: reduced up to 50% (1024B with 1000s of streams). Signed-off-by: Tal Gilboa <ta...@mellanox.com> --- drivers/net/ethernet/mellanox/mlx5/core/en.h | 4 +++ drivers/net/et

[PATCH net-next 0/4] Introduce adaptive TX interrupt moderation to net DIM

driver. Using adaptive TX behavior would reduce interrupt rate for multiple scenarios. Furthermore, it is essential for increasing bandwidth on cases where payload aggregation is required. Tal Gilboa (4): net/dim: Rename *_get_profile() functions to *_get_rx_moderation() net/dim: Add "en

[PATCH net-next 1/4] net/dim: Rename *_get_profile() functions to *_get_rx_moderation()

Preparation for introducing adaptive TX to net DIM. Signed-off-by: Tal Gilboa <ta...@mellanox.com> --- drivers/net/ethernet/broadcom/bcmsysport.c| 2 +- drivers/net/ethernet/broadcom/bnxt/bnxt_dim.c | 8 drivers/net/ethernet/broadcom/genet/bcmgenet.c| 2 +- d

[PATCH net] net/dim: Fix int overflow

clude/linux") Signed-off-by: Tal Gilboa <ta...@mellanox.com> --- include/linux/net_dim.h | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/include/linux/net_dim.h b/include/linux/net_dim.h index bebeaad..29ed8fd 100644 --- a/include/linux/net_dim.h +++ b/include/linux/net

Re: [PATCH net-next v2 2/3] net: systemport: Fix coalescing settings handling

bytes; - u32 coal_usecs; - u32 coal_pkts; struct net_dim dim; }; @@ -755,6 +753,8 @@ struct bcm_sysport_priv { unsigned intrx_c_index; struct bcm_sysport_net_dim dim; + u32 rx_max_coalesced_frames; + u32 rx_coalesce_usecs; /* PHY device */ struct device_node *phy_dn; Reviewed-by: Tal Gilboa <ta...@mellanox.com>

Re: [PATCH net-next v2 3/3] net: bcmgenet: Fix coalescing settings handling

}; @@ -598,6 +596,8 @@ struct bcmgenet_rx_ring { unsigned intend_ptr;/* Rx ring end CB ptr */ unsigned intold_discards; struct bcmgenet_net_dim dim; + u32 rx_max_coalesced_frames; + u32 rx_coalesce_usecs; void (*int_enable)(struct bcmgenet_rx_ring *); void (*int_disable)(struct bcmgenet_rx_ring *); struct bcmgenet_priv *priv; Reviewed-by: Tal Gilboa <ta...@mellanox.com>

Re: [PATCH net-next 2/3] net: systemport: Fix coalescing settings handling

On 3/27/2018 10:47 PM, Florian Fainelli wrote: There were a number of issues with setting the RX coalescing parameters: - we would not be preserving values that would have been configured across close/open calls, instead we would always reset to no timeout and 1 interrupt per packet, this

Re: [PATCH net-next 3/3] net: bcmgenet: Fix coalescing settings handling

On 3/27/2018 10:47 PM, Florian Fainelli wrote: There were a number of issues with setting the RX coalescing parameters: - we would not be preserving values that would have been configured across close/open calls, instead we would always reset to no timeout and 1 interrupt per packet, this

Re: [PATCH net-next 1/3] net: systemport: Remove adaptive TX coalescing

struct bcm_sysport_net_dim dim; /* Net DIM context */ unsigned intswitch_queue; /* switch port queue number */ unsigned intswitch_port;/* switch port queue number */ boolinspect;/* inspect switch port and queue */ Reviewed-by: Tal Gilboa <ta...@mellanox.com>

Re: [PATCH net-next V2] Documentation/networking: Add net DIM documentation

On 3/22/2018 8:51 PM, David Miller wrote: From: Tal Gilboa <ta...@mellanox.com> Date: Wed, 21 Mar 2018 20:33:45 +0200 Net DIM is a generic algorithm, purposed for dynamically optimizing network devices interrupt moderation. This document describes how it works and how to use it. Sign

Re: [PATCH net-next 0/2] net: broadcom: Adaptive interrupt coalescing

On 3/27/2018 1:29 AM, Florian Fainelli wrote: On 03/26/2018 03:04 PM, Florian Fainelli wrote: On 03/26/2018 02:16 PM, Tal Gilboa wrote: On 3/23/2018 4:19 AM, Florian Fainelli wrote: Hi all, This patch series adds adaptive interrupt coalescing for the Gigabit Ethernet drivers SYSTEMPORT

Re: [PATCH net-next 1/2] net: systemport: Implement adaptive interrupt coalescing

On 3/27/2018 12:36 AM, Florian Fainelli wrote: On 03/26/2018 02:22 PM, Tal Gilboa wrote: On 3/23/2018 4:19 AM, Florian Fainelli wrote: Implement support for adaptive RX and TX interrupt coalescing using net_dim. We have each of our TX ring and our single RX ring implement a bcm_sysport_net_dim

Re: [PATCH net-next 2/2] net: bcmgenet: Add support for adaptive RX coalescing

On 3/23/2018 4:19 AM, Florian Fainelli wrote: Unlike the moder modern SYSTEMPORT hardware, we do not have a configurable TDMA timeout, which limits us to implement adaptive RX interrupt coalescing only. We have each of our RX rings implement a bcmgenet_net_dim structure which holds an interrupt

Re: [PATCH net-next 1/2] net: systemport: Implement adaptive interrupt coalescing

On 3/23/2018 4:19 AM, Florian Fainelli wrote: Implement support for adaptive RX and TX interrupt coalescing using net_dim. We have each of our TX ring and our single RX ring implement a bcm_sysport_net_dim structure which holds an interrupt counter, number of packets, bytes, and a container for

Re: [PATCH net-next 0/2] net: broadcom: Adaptive interrupt coalescing

On 3/23/2018 4:19 AM, Florian Fainelli wrote: Hi all, This patch series adds adaptive interrupt coalescing for the Gigabit Ethernet drivers SYSTEMPORT and GENET. This really helps lower the interrupt count and system load, as measured by vmstat for a Gigabit TCP RX session: I don't see an

Re: [PATCH net-next] Documentation/networking: Add net DIM documentation

On 3/21/2018 8:33 PM, Randy Dunlap wrote: On 03/21/2018 11:20 AM, Marcelo Ricardo Leitner wrote: On Wed, Mar 21, 2018 at 11:30:29AM +0200, Tal Gilboa wrote: ... +Dynamic Interrupt Moderation (DIM) (in networking) refers to changing the interrupt +moderation configuration of a channel in order

[PATCH net-next V2] Documentation/networking: Add net DIM documentation

Net DIM is a generic algorithm, purposed for dynamically optimizing network devices interrupt moderation. This document describes how it works and how to use it. Signed-off-by: Tal Gilboa <ta...@mellanox.com> --- Documentation/networking/net_dim.txt | 174

[PATCH net-next V1] Documentation/networking: Add net DIM documentation

Net DIM is a generic algorithm, purposed for dynamically optimizing network devices interrupt moderation. This document describes how it works and how to use it. Signed-off-by: Tal Gilboa <ta...@mellanox.com> --- Documentation/networking/net_dim.txt | 174

[PATCH net-next] Documentation/networking: Add net DIM documentation

Net DIM is a generic algorithm, purposed for dynamically optimizing network devices interrupt moderation. This document describes how it works and how to use it. Signed-off-by: Tal Gilboa <ta...@mellanox.com> --- Documentation/networking/net_dim.txt | 174

Re: [PATCH net-next 0/7] tcp: implement rb-tree based retransmit queue

On 2/6/2018 5:52 PM, Eric Dumazet wrote: On Tue, 2018-02-06 at 15:22 +, David Laight wrote: From: Eric Dumazet Sent: 06 February 2018 14:20 ... Please give exact details. Sending 64, 128, 256 or 512 bytes at a time on TCP_STREAM makes little sense. We are not optimizing stack for

Re: [PATCH net-next 0/7] tcp: implement rb-tree based retransmit queue

On 1/24/2018 5:09 PM, Eric Dumazet wrote: On Wed, 2018-01-24 at 16:42 +0200, Tal Gilboa wrote: Hi Eric, My choice of words in my comment was misplaced, and I apologies. It completely missed the point. I understand, of course, the importance of optimizing real-life scenarios. We are currently

Re: [PATCH net-next 0/7] tcp: implement rb-tree based retransmit queue

suggestion below. We will contact you if and when we have a real concern. Thanks. On 1/22/2018 1:47 AM, Eric Dumazet wrote: On Sun, Jan 21, 2018 at 12:52 PM, Tal Gilboa <ta...@mellanox.com> wrote: Hi Eric, We have noticed a degradation on both of our drivers (mlx4 and mlx5) when runni

Re: [PATCH net-next 0/7] tcp: implement rb-tree based retransmit queue

Hi Eric, We have noticed a degradation on both of our drivers (mlx4 and mlx5) when running TCP. Exact scenario is single stream TCP with 1KB packets. The degradation is a steady 50% drop. We tracked the offending commit to be: 75c119a ("tcp: implement rb-tree based retransmit queue") Since

[PATCH net-next] net/dim: Fix fixpoint divide exception in net_dim_stats_compare

gra...@de.ibm.com> Signed-off-by: Talat Batheesh <tal...@mellanox.com> Signed-off-by: Tal Gilboa <ta...@mellanox.com> --- include/linux/net_dim.h | 7 +++ 1 file changed, 7 insertions(+) diff --git a/include/linux/net_dim.h b/include/linux/net_dim.h index 1c7e450..bebeaad 100644

Re: [PATCH net-next v4 00/10] net: create dynamic software irq moderation library

nction that can be called to actually set coalesce settings for the driver Credit to Rob Rice and Lee Reed for doing some of the initial proof of concept and testing for this patch and Tal Gilboa and Or Gerlitz for their comments, etc on this set. v4: Fix build breakage for VF representers n

Re: [PATCH net-next v4 00/10] net: create dynamic software irq moderation library

ttings for the driver Credit to Rob Rice and Lee Reed for doing some of the initial proof of concept and testing for this patch and Tal Gilboa and Or Gerlitz for their comments, etc on this set. v4: Fix build breakage for VF representers noticed by kbuild test robot. Thanks for being so courteous, kbuil

Re: [PATCH net-next v3 06/10] net/mlx5e: Change Mellanox references in DIM code

tively, in code that handles dynamic interrupt moderation. Also change all references from 'am' to 'dim' when used as local variables and add generic profile references. Signed-off-by: Andy Gospodarek <go...@broadcom.com> Acked-by: Tal Gilboa <ta...@mellanox.com> Acked-by: S

Re: [PATCH net-next v3 00/10] net: create dynamic software irq moderation library

On 1/9/2018 8:13 AM, Andy Gospodarek wrote: From: Andy Gospodarek This converts the dynamic interrupt moderation library from the mlx5e driver into a library so it can be used by any driver. The penultimate patch in this set adds support for thiw new dynamic interrupt

Re: [PATCH net-next v2 06/10] net/mlx5e: Change Mellanox references in DIM code

n used as local variables. Signed-off-by: Andy Gospodarek <go...@broadcom.com> Acked-by: Tal Gilboa <ta...@mellanox.com> Acked-by: Saeed Mahameed <sae...@mellanox.com> --- drivers/net/ethernet/mellanox/mlx5/core/en.h | 12 +- drivers/net/ethernet/mellanox/mlx5/core/en_di

Re: [net-next 00/10] net: create dynamic software irq moderation library

t to track items needed by this library - create function that can be called to actually set coalesce settings for the driver Credit to Rob Rice and Lee Reed for doing some of the initial proof of concept and testing for this patch and Tal Gilboa and Or Gerlitz for their comments, etc on

Re: [net-next 08/10] net/dim: use struct net_dim_sample as arg to net_dim

Thanks for doing this, would make future changes easier. On 1/4/2018 10:21 PM, Andy Gospodarek wrote: From: Andy Gospodarek Simplify the arguments net_dim() by formatting them into a struct net_dim_sample before calling the function.

Re: [net-next 06/10] net/mlx5e: change Mellanox references in DIM code

On 1/4/2018 10:21 PM, Andy Gospodarek wrote: From: Andy Gospodarek Change all mlx5_am* and MLX_AM* references to net_dim and NET_DIM, MLX_AM->MLX5_AM cq_period_mode = enable ? - MLX5_CQ_PERIOD_MODE_START_FROM_CQE : -