2020-06-02 00:36:43

by Rajkumar Manoharan

Subject: [PATCH] ath11k: build HE 6 GHz capability

Build 6 GHz band capability from HT and VHT capabilities reported
by firmware.

Signed-off-by: Rajkumar Manoharan <[email protected]>
---
drivers/net/wireless/ath/ath11k/core.h | 1 +
drivers/net/wireless/ath/ath11k/mac.c | 34 ++++++++++++++++++++++++++++++++++
2 files changed, 35 insertions(+)

diff --git a/drivers/net/wireless/ath/ath11k/core.h b/drivers/net/wireless/ath/ath11k/core.h
index e04f0e711779..f68e97c5695c 100644
--- a/drivers/net/wireless/ath/ath11k/core.h
+++ b/drivers/net/wireless/ath/ath11k/core.h
@@ -548,6 +548,7 @@ struct ath11k_band_cap {
u32 he_mcs;
u32 he_cap_phy_info[PSOC_HOST_MAX_PHY_SIZE];
struct ath11k_ppe_threshold he_ppet;
+ u16 he_6ghz_capa;
};

struct ath11k_pdev_cap {
diff --git a/drivers/net/wireless/ath/ath11k/mac.c b/drivers/net/wireless/ath/ath11k/mac.c
index 2836a0f197ab..3604e2e08d67 100644
--- a/drivers/net/wireless/ath/ath11k/mac.c
+++ b/drivers/net/wireless/ath/ath11k/mac.c
@@ -3532,6 +3532,35 @@ ath11k_mac_filter_he_cap_mesh(struct ieee80211_he_cap_elem *he_cap_elem)
he_cap_elem->phy_cap_info[9] &= ~m;
}

+static __le16 ath11k_mac_setup_he_6ghz_cap(struct ath11k_pdev_cap *pcap,
+ struct ath11k_band_cap *bcap)
+{
+ u8 val;
+
+ bcap->he_6ghz_capa = IEEE80211_HT_MPDU_DENSITY_NONE;
+ if (bcap->ht_cap_info & WMI_HT_CAP_DYNAMIC_SMPS)
+ bcap->he_6ghz_capa |=
+ FIELD_PREP(IEEE80211_HE_6GHZ_CAP_SM_PS,
+ WLAN_HT_CAP_SM_PS_DYNAMIC);
+ else
+ bcap->he_6ghz_capa |=
+ FIELD_PREP(IEEE80211_HE_6GHZ_CAP_SM_PS,
+ WLAN_HT_CAP_SM_PS_DISABLED);
+ val = FIELD_GET(IEEE80211_VHT_CAP_MAX_A_MPDU_LENGTH_EXPONENT_MASK,
+ pcap->vht_cap);
+ bcap->he_6ghz_capa |=
+ FIELD_PREP(IEEE80211_HE_6GHZ_CAP_MAX_AMPDU_LEN_EXP, val);
+ val = FIELD_GET(IEEE80211_VHT_CAP_MAX_MPDU_MASK, pcap->vht_cap);
+ bcap->he_6ghz_capa |=
+ FIELD_PREP(IEEE80211_HE_6GHZ_CAP_MAX_MPDU_LEN, val);
+ if (pcap->vht_cap & IEEE80211_VHT_CAP_RX_ANTENNA_PATTERN)
+ bcap->he_6ghz_capa |= IEEE80211_HE_6GHZ_CAP_RX_ANTPAT_CONS;
+ if (pcap->vht_cap & IEEE80211_VHT_CAP_TX_ANTENNA_PATTERN)
+ bcap->he_6ghz_capa |= IEEE80211_HE_6GHZ_CAP_TX_ANTPAT_CONS;
+
+ return cpu_to_le16(bcap->he_6ghz_capa);
+}
+
static int ath11k_mac_copy_he_cap(struct ath11k *ar,
struct ath11k_pdev_cap *cap,
struct ieee80211_sband_iftype_data *data,
@@ -3614,6 +3643,11 @@ static int ath11k_mac_copy_he_cap(struct ath11k *ar,
IEEE80211_HE_PHY_CAP6_PPE_THRESHOLD_PRESENT)
ath11k_gen_ppe_thresh(&band_cap->he_ppet,
he_cap->ppe_thres);
+
+ if (band == NL80211_BAND_6GHZ) {
+ data[idx].he_6ghz_capa.capa =
+ ath11k_mac_setup_he_6ghz_cap(cap, band_cap);
+ }
idx++;
}

--
2.7.4

2020-06-11 05:07:49

by Kalle Valo

Subject: Re: [PATCH] ath11k: build HE 6 GHz capability

Rajkumar Manoharan <[email protected]> wrote:

> Build 6 GHz band capability from HT and VHT capabilities reported
> by firmware.
>
> Signed-off-by: Rajkumar Manoharan <[email protected]>
> Signed-off-by: Kalle Valo <[email protected]>

Patch applied to ath-next branch of ath.git, thanks.

f28b7b78aad3 ath11k: build HE 6 GHz capability

--
https://patchwork.kernel.org/patch/11582795/

https://wireless.wiki.kernel.org/en/developers/documentation/submittingpatches