iwlwifi: pcie: map only used part of RX buffers

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We don't need to map *everything* of the RX buffers, we won't use
that much, map only the part we're going to use. This save some
IOMMU space (if applicable and it can deal with that) and also
prepares a bit for mapping partial pages for 2K buffers later.

Signed-off-by: Johannes Berg <johannes.berg@intel.com>
Signed-off-by: Luca Coelho <luciano.coelho@intel.com>

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Johannes Berg 2019-10-02 11:33:46 +02:00 • committed by Luca Coelho

parent c042f0c77f

commit 80084e3591

4 changed files with 29 additions and 8 deletions

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18

drivers/net/wireless/intel/iwlwifi/iwl-trans.h

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2

drivers/net/wireless/intel/iwlwifi/pcie/internal.h

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13

drivers/net/wireless/intel/iwlwifi/pcie/rx.c

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4

drivers/net/wireless/intel/iwlwifi/pcie/trans.c

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