liquidio: optimize reads from Octeon PCI console

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Reads from Octeon PCI console are inefficient because before each read
operation, a dynamic mapping to Octeon DRAM is set up.  This patch replaces
the repeated setup of a dynamic mapping with a one-time setup of a static
mapping.

Signed-off-by: Felix Manlunas <felix.manlunas@cavium.com>
Signed-off-by: Raghu Vatsavayi <raghu.vatsavayi@cavium.com>
Signed-off-by: Derek Chickles <derek.chickles@cavium.com>
Signed-off-by: Satanand Burla <satananda.burla@cavium.com>
Signed-off-by: David S. Miller <davem@davemloft.net>

...

This commit is contained in:

Felix Manlunas 2016-12-29 17:04:47 -08:00 • committed by David S. Miller

parent 3a543ef479

commit 15d3afcc05

4 changed files with 39 additions and 8 deletions

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10

drivers/net/ethernet/cavium/liquidio/octeon_config.h

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10

drivers/net/ethernet/cavium/liquidio/octeon_console.c

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6

drivers/net/ethernet/cavium/liquidio/octeon_device.h

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21

drivers/net/ethernet/cavium/liquidio/octeon_mem_ops.c

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