nfp: read ME frequency from vNIC ctrl memory

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PCIe island clock frequency is used when converting coalescing
parameters from usecs to NFP timestamps.  Most chips don't run
at 1200MHz, allow FW to provide us with the real frequency.

Signed-off-by: Jakub Kicinski <jakub.kicinski@netronome.com>
Reviewed-by: Dirk van der Merwe <dirk.vandermerwe@netronome.com>
Signed-off-by: David S. Miller <davem@davemloft.net>

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This commit is contained in:

Jakub Kicinski 2018-01-17 18:51:02 -08:00 • committed by David S. Miller

parent 73a0329b05

commit ce991ab666

5 changed files with 19 additions and 13 deletions

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2

drivers/net/ethernet/netronome/nfp/nfp_net_common.c

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11

drivers/net/ethernet/netronome/nfp/nfp_net_ctrl.c

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7

drivers/net/ethernet/netronome/nfp/nfp_net_ctrl.h

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6

drivers/net/ethernet/netronome/nfp/nfp_net_main.c

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6

drivers/net/ethernet/netronome/nfp/nfp_netvf_main.c

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