Commit d310e405 authored by Eyal Shapira's avatar Eyal Shapira Committed by Johannes Berg
Browse files

iwlwifi: mvm: support VHT in rs 



Enable rs algorithm to use VHT rates and use 80Mhz.
This enables reaching VHT rates which wasn't possible.

Signed-off-by: default avatarEyal Shapira <eyal@wizery.com>
Reviewed-by: default avatarEmmanuel Grumbach <emmanuel.grumbach@intel.com>
Signed-off-by: default avatarJohannes Berg <johannes.berg@intel.com>
parent 4515f30f

drivers/net/wireless/iwlwifi/mvm/fw-api-rs.h

+4 −0
Original line number Diff line number Diff line
@@ -68,6 +68,7 @@ 
/*

 * These serve as indexes into

 * struct iwl_rate_info fw_rate_idx_to_plcp[IWL_RATE_COUNT];

 * TODO: avoid overlap between legacy and HT rates

 */

enum {

	IWL_RATE_1M_INDEX = 0,
@@ -121,6 +122,7 @@ enum { 
	IWL_RATE_2M_PLCP  = 20,

	IWL_RATE_5M_PLCP  = 55,

	IWL_RATE_11M_PLCP = 110,

	IWL_RATE_INVM_PLCP = -1,

};



/*
@@ -177,6 +179,8 @@ enum { 
 * which is the duplicate 20 MHz MCS (bit 5 set, all others zero.)

 */

#define RATE_HT_MCS_RATE_CODE_MSK	0x7

#define RATE_HT_MCS_NSS_POS             3

#define RATE_HT_MCS_NSS_MSK             (3 << RATE_HT_MCS_NSS_POS)



/* Bit 10: (1) Use Green Field preamble */

#define RATE_HT_MCS_GF_POS		10

drivers/net/wireless/iwlwifi/mvm/mvm.h

+3 −0
Original line number Diff line number Diff line
@@ -586,6 +586,9 @@ int iwl_run_init_mvm_ucode(struct iwl_mvm *mvm, bool read_nvm); 
/* Utils */

int iwl_mvm_legacy_rate_to_mac80211_idx(u32 rate_n_flags,

					enum ieee80211_band band);

void iwl_mvm_hwrate_to_tx_rate(u32 rate_n_flags,

			       enum ieee80211_band band,

			       struct ieee80211_tx_rate *r);

u8 iwl_mvm_mac80211_idx_to_hwrate(int rate_idx);

void iwl_mvm_dump_nic_error_log(struct iwl_mvm *mvm);

void iwl_mvm_dump_sram(struct iwl_mvm *mvm);

drivers/net/wireless/iwlwifi/mvm/rs.c

+329 −189

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drivers/net/wireless/iwlwifi/mvm/rs.h

+74 −43

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drivers/net/wireless/iwlwifi/mvm/tx.c

+21 −14

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