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From:   Manikanta Pubbisetty <quic_mpubbise@quicinc.com>
To:     <ath11k@lists.infradead.org>
CC:     <linux-wireless@vger.kernel.org>, <devicetree@vger.kernel.org>,
        <robh@kernel.org>, Manikanta Pubbisetty <quic_mpubbise@quicinc.com>
Subject: [PATCH v2 15/19] ath11k: WMI changes to support WCN6750
Date:   Sun, 16 Jan 2022 18:17:11 +0530
Message-ID: <1642337235-8618-16-git-send-email-quic_mpubbise@quicinc.com>
In-Reply-To: <1642337235-8618-1-git-send-email-quic_mpubbise@quicinc.com>
References: <1642337235-8618-1-git-send-email-quic_mpubbise@quicinc.com>
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WCN6750 is a single PDEV non-DBS chip which supports 2G, 5G and 6G bands.
It is a single LMAC device which can be either hooked to 2G/5G/6G bands.
Add WMI changes to support WCN6750.

Tested-on: WCN6750 hw1.0 AHB WLAN.MSL.1.0.1-00573-QCAMSLSWPLZ-1
Tested-on: WCN6855 hw2.0 PCI WLAN.HSP.1.1-01720.1-QCAHSPSWPL_V1_V2_SILICONZ_LITE-1
Tested-on: QCN9074 hw1.0 PCI WLAN.HK.2.5.0.1-01100-QCAHKSWPL_SILICONZ-1
Tested-on: IPQ8074 hw2.0 AHB WLAN.HK.2.4.0.1-00192-QCAHKSWPL_SILICONZ-1

Signed-off-by: Manikanta Pubbisetty <quic_mpubbise@quicinc.com>
---
 drivers/net/wireless/ath/ath11k/wmi.c | 10 +++++++---
 1 file changed, 7 insertions(+), 3 deletions(-)

diff --git a/drivers/net/wireless/ath/ath11k/wmi.c b/drivers/net/wireless/ath/ath11k/wmi.c
index 0cc8957..ca7bb11 100644
--- a/drivers/net/wireless/ath/ath11k/wmi.c
+++ b/drivers/net/wireless/ath/ath11k/wmi.c
@@ -389,6 +389,10 @@ ath11k_pull_mac_phy_cap_svc_ready_ext(struct ath11k_pdev_wmi *wmi_handle,
 	ab->target_pdev_ids[ab->target_pdev_count].pdev_id = mac_phy_caps->pdev_id;
 	ab->target_pdev_count++;
 
+	if (!(mac_phy_caps->supported_bands & WMI_HOST_WLAN_2G_CAP) &&
+	    !(mac_phy_caps->supported_bands & WMI_HOST_WLAN_5G_CAP))
+		return -EINVAL;
+
 	/* Take non-zero tx/rx chainmask. If tx/rx chainmask differs from
 	 * band to band for a single radio, need to see how this should be
 	 * handled.
@@ -396,7 +400,9 @@ ath11k_pull_mac_phy_cap_svc_ready_ext(struct ath11k_pdev_wmi *wmi_handle,
 	if (mac_phy_caps->supported_bands & WMI_HOST_WLAN_2G_CAP) {
 		pdev_cap->tx_chain_mask = mac_phy_caps->tx_chain_mask_2g;
 		pdev_cap->rx_chain_mask = mac_phy_caps->rx_chain_mask_2g;
-	} else if (mac_phy_caps->supported_bands & WMI_HOST_WLAN_5G_CAP) {
+	}
+
+	if (mac_phy_caps->supported_bands & WMI_HOST_WLAN_5G_CAP) {
 		pdev_cap->vht_cap = mac_phy_caps->vht_cap_info_5g;
 		pdev_cap->vht_mcs = mac_phy_caps->vht_supp_mcs_5g;
 		pdev_cap->he_mcs = mac_phy_caps->he_supp_mcs_5g;
@@ -406,8 +412,6 @@ ath11k_pull_mac_phy_cap_svc_ready_ext(struct ath11k_pdev_wmi *wmi_handle,
 			WMI_NSS_RATIO_ENABLE_DISABLE_GET(mac_phy_caps->nss_ratio);
 		pdev_cap->nss_ratio_info =
 			WMI_NSS_RATIO_INFO_GET(mac_phy_caps->nss_ratio);
-	} else {
-		return -EINVAL;
 	}
 
 	/* tx/rx chainmask reported from fw depends on the actual hw chains used,
-- 
2.7.4