From: Jessica Wu <wjessica@xxxxxxxxxxxxxxxx>
Some of the firmware versions support rate tables up to mcs15, add support for
that.
Signed-off-by: Jessica Wu <wjessica@xxxxxxxxxxxxxxxx>
Signed-off-by: Kalle Valo <kvalo@xxxxxxxxxxxxxxxx>
---
drivers/net/wireless/ath/ath6kl/core.h | 3 +
drivers/net/wireless/ath/ath6kl/init.c | 1
drivers/net/wireless/ath/ath6kl/main.c | 11 +++--
drivers/net/wireless/ath/ath6kl/wmi.c | 69 ++++++++++++++++++++++++++++++--
drivers/net/wireless/ath/ath6kl/wmi.h | 2 -
5 files changed, 77 insertions(+), 9 deletions(-)
diff --git a/drivers/net/wireless/ath/ath6kl/core.h b/drivers/net/wireless/ath/ath6kl/core.h
index bd91c4465580..23a776391e44 100644
--- a/drivers/net/wireless/ath/ath6kl/core.h
+++ b/drivers/net/wireless/ath/ath6kl/core.h
@@ -145,6 +145,9 @@ enum ath6kl_fw_capability {
/* use low priority endpoint for all data */
ATH6KL_FW_CAPABILITY_MAP_LP_ENDPOINT,
+ /* ratetable is the 2 stream version (max MCS15) */
+ ATH6KL_FW_CAPABILITY_RATETABLE_MCS15,
+
/* this needs to be last */
ATH6KL_FW_CAPABILITY_MAX,
};
diff --git a/drivers/net/wireless/ath/ath6kl/init.c b/drivers/net/wireless/ath/ath6kl/init.c
index 3eb4508331e3..82d266c1dda9 100644
--- a/drivers/net/wireless/ath/ath6kl/init.c
+++ b/drivers/net/wireless/ath/ath6kl/init.c
@@ -1568,6 +1568,7 @@ static const struct fw_capa_str_map {
{ ATH6KL_FW_CAPABILITY_64BIT_RATES, "64bit-rates" },
{ ATH6KL_FW_CAPABILITY_AP_INACTIVITY_MINS, "ap-inactivity-mins" },
{ ATH6KL_FW_CAPABILITY_MAP_LP_ENDPOINT, "map-lp-endpoint" },
+ { ATH6KL_FW_CAPABILITY_RATETABLE_MCS15, "ratetable-mcs15" },
};
static const char *ath6kl_init_get_fw_capa_name(unsigned int id)
diff --git a/drivers/net/wireless/ath/ath6kl/main.c b/drivers/net/wireless/ath/ath6kl/main.c
index d56554674da4..baa447f50fda 100644
--- a/drivers/net/wireless/ath/ath6kl/main.c
+++ b/drivers/net/wireless/ath/ath6kl/main.c
@@ -702,6 +702,7 @@ static void ath6kl_update_target_stats(struct ath6kl_vif *vif, u8 *ptr, u32 len)
struct ath6kl *ar = vif->ar;
struct target_stats *stats = &vif->target_stats;
struct tkip_ccmp_stats *ccmp_stats;
+ s32 rate;
u8 ac;
if (len < sizeof(*tgt_stats))
@@ -731,8 +732,9 @@ static void ath6kl_update_target_stats(struct ath6kl_vif *vif, u8 *ptr, u32 len)
le32_to_cpu(tgt_stats->stats.tx.mult_retry_cnt);
stats->tx_rts_fail_cnt +=
le32_to_cpu(tgt_stats->stats.tx.rts_fail_cnt);
- stats->tx_ucast_rate =
- ath6kl_wmi_get_rate(a_sle32_to_cpu(tgt_stats->stats.tx.ucast_rate));
+
+ rate = a_sle32_to_cpu(tgt_stats->stats.tx.ucast_rate);
+ stats->tx_ucast_rate = ath6kl_wmi_get_rate(ar->wmi, rate);
stats->rx_pkt += le32_to_cpu(tgt_stats->stats.rx.pkt);
stats->rx_byte += le32_to_cpu(tgt_stats->stats.rx.byte);
@@ -749,8 +751,9 @@ static void ath6kl_update_target_stats(struct ath6kl_vif *vif, u8 *ptr, u32 len)
le32_to_cpu(tgt_stats->stats.rx.key_cache_miss);
stats->rx_decrypt_err += le32_to_cpu(tgt_stats->stats.rx.decrypt_err);
stats->rx_dupl_frame += le32_to_cpu(tgt_stats->stats.rx.dupl_frame);
- stats->rx_ucast_rate =
- ath6kl_wmi_get_rate(a_sle32_to_cpu(tgt_stats->stats.rx.ucast_rate));
+
+ rate = a_sle32_to_cpu(tgt_stats->stats.rx.ucast_rate);
+ stats->rx_ucast_rate = ath6kl_wmi_get_rate(ar->wmi, rate);
ccmp_stats = &tgt_stats->stats.tkip_ccmp_stats;
diff --git a/drivers/net/wireless/ath/ath6kl/wmi.c b/drivers/net/wireless/ath/ath6kl/wmi.c
index 6ecc0a419c1a..94df345d08c2 100644
--- a/drivers/net/wireless/ath/ath6kl/wmi.c
+++ b/drivers/net/wireless/ath/ath6kl/wmi.c
@@ -59,6 +59,55 @@ static const s32 wmi_rate_tbl[][2] = {
{0, 0}
};
+static const s32 wmi_rate_tbl_mcs15[][2] = {
+ /* {W/O SGI, with SGI} */
+ {1000, 1000},
+ {2000, 2000},
+ {5500, 5500},
+ {11000, 11000},
+ {6000, 6000},
+ {9000, 9000},
+ {12000, 12000},
+ {18000, 18000},
+ {24000, 24000},
+ {36000, 36000},
+ {48000, 48000},
+ {54000, 54000},
+ {6500, 7200}, /* HT 20, MCS 0 */
+ {13000, 14400},
+ {19500, 21700},
+ {26000, 28900},
+ {39000, 43300},
+ {52000, 57800},
+ {58500, 65000},
+ {65000, 72200},
+ {13000, 14400}, /* HT 20, MCS 8 */
+ {26000, 28900},
+ {39000, 43300},
+ {52000, 57800},
+ {78000, 86700},
+ {104000, 115600},
+ {117000, 130000},
+ {130000, 144400}, /* HT 20, MCS 15 */
+ {13500, 15000}, /*HT 40, MCS 0 */
+ {27000, 30000},
+ {40500, 45000},
+ {54000, 60000},
+ {81000, 90000},
+ {108000, 120000},
+ {121500, 135000},
+ {135000, 150000},
+ {27000, 30000}, /*HT 40, MCS 8 */
+ {54000, 60000},
+ {81000, 90000},
+ {108000, 120000},
+ {162000, 180000},
+ {216000, 240000},
+ {243000, 270000},
+ {270000, 300000}, /*HT 40, MCS 15 */
+ {0, 0}
+};
+
/* 802.1d to AC mapping. Refer pg 57 of WMM-test-plan-v1.2 */
static const u8 up_to_ac[] = {
WMM_AC_BE,
@@ -3280,9 +3329,11 @@ int ath6kl_wmi_set_regdomain_cmd(struct wmi *wmi, const char *alpha2)
NO_SYNC_WMIFLAG);
}
-s32 ath6kl_wmi_get_rate(s8 rate_index)
+s32 ath6kl_wmi_get_rate(struct wmi *wmi, s8 rate_index)
{
+ struct ath6kl *ar = wmi->parent_dev;
u8 sgi = 0;
+ s32 ret;
if (rate_index == RATE_AUTO)
return 0;
@@ -3293,10 +3344,20 @@ s32 ath6kl_wmi_get_rate(s8 rate_index)
sgi = 1;
}
- if (WARN_ON(rate_index > RATE_MCS_7_40))
- rate_index = RATE_MCS_7_40;
+ if (test_bit(ATH6KL_FW_CAPABILITY_RATETABLE_MCS15,
+ ar->fw_capabilities)) {
+ if (WARN_ON(rate_index >= ARRAY_SIZE(wmi_rate_tbl_mcs15)))
+ return 0;
+
+ ret = wmi_rate_tbl_mcs15[(u32) rate_index][sgi];
+ } else {
+ if (WARN_ON(rate_index >= ARRAY_SIZE(wmi_rate_tbl)))
+ return 0;
- return wmi_rate_tbl[(u32) rate_index][sgi];
+ ret = wmi_rate_tbl[(u32) rate_index][sgi];
+ }
+
+ return ret;
}
static int ath6kl_wmi_get_pmkid_list_event_rx(struct wmi *wmi, u8 *datap,
diff --git a/drivers/net/wireless/ath/ath6kl/wmi.h b/drivers/net/wireless/ath/ath6kl/wmi.h
index 7809afbb3e93..8d4d88531404 100644
--- a/drivers/net/wireless/ath/ath6kl/wmi.h
+++ b/drivers/net/wireless/ath/ath6kl/wmi.h
@@ -2632,7 +2632,7 @@ int ath6kl_wmi_set_htcap_cmd(struct wmi *wmi, u8 if_idx,
struct ath6kl_htcap *htcap);
int ath6kl_wmi_test_cmd(struct wmi *wmi, void *buf, size_t len);
-s32 ath6kl_wmi_get_rate(s8 rate_index);
+s32 ath6kl_wmi_get_rate(struct wmi *wmi, s8 rate_index);
int ath6kl_wmi_set_ip_cmd(struct wmi *wmi, u8 if_idx,
__be32 ips0, __be32 ips1);
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