From mboxrd@z Thu Jan 1 00:00:00 1970 Return-path: Received: from smtp.codeaurora.org ([198.145.29.96]) by bombadil.infradead.org with esmtps (Exim 4.90_1 #2 (Red Hat Linux)) id 1gpRTG-0002y1-5K for ath10k@lists.infradead.org; Fri, 01 Feb 2019 05:34:35 +0000 From: Surabhi Vishnoi Subject: [PATCH] ath10k: Add a condtion to fill the LDPC capability correctly Date: Fri, 1 Feb 2019 11:04:22 +0530 Message-Id: <1548999262-25353-1-git-send-email-svishnoi@codeaurora.org> List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , MIME-Version: 1.0 Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Sender: "ath10k" Errors-To: ath10k-bounces+kvalo=adurom.com@lists.infradead.org To: ath10k@lists.infradead.org Cc: linux-wireless@vger.kernel.org, Surabhi Vishnoi The firmware advertises the LDPC support information for HT in HT capability info in the wmi service ready event. To provide granularity, firmware now advertises WMI_HT_CAP_RX_LDPC and WMI_HT_CAP_TX_LDPC separately. To support LDPC, host should also check for WMI_HT_CAP_RX_LDPC and WMI_HT_CAP_TX_LDPC in HT capabilities. Add a condition to existing logic in host to know whether firmware supports LDPC or not. Tested HW: WCN3990 Tested SW: WLAN.HL.2.0 Signed-off-by: Surabhi Vishnoi --- drivers/net/wireless/ath/ath10k/mac.c | 3 ++- drivers/net/wireless/ath/ath10k/wmi.h | 2 ++ 2 files changed, 4 insertions(+), 1 deletion(-) diff --git a/drivers/net/wireless/ath/ath10k/mac.c b/drivers/net/wireless/ath/ath10k/mac.c index e49b367..1645b1e 100644 --- a/drivers/net/wireless/ath/ath10k/mac.c +++ b/drivers/net/wireless/ath/ath10k/mac.c @@ -4549,7 +4549,8 @@ static struct ieee80211_sta_ht_cap ath10k_get_ht_cap(struct ath10k *ar) ht_cap.cap |= stbc; } - if (ar->ht_cap_info & WMI_HT_CAP_LDPC) + if (ar->ht_cap_info & WMI_HT_CAP_LDPC || (ar->ht_cap_info & + WMI_HT_CAP_RX_LDPC && (ar->ht_cap_info & WMI_HT_CAP_TX_LDPC))) ht_cap.cap |= IEEE80211_HT_CAP_LDPC_CODING; if (ar->ht_cap_info & WMI_HT_CAP_L_SIG_TXOP_PROT) diff --git a/drivers/net/wireless/ath/ath10k/wmi.h b/drivers/net/wireless/ath/ath10k/wmi.h index 427ca79..0aca84e 100644 --- a/drivers/net/wireless/ath/ath10k/wmi.h +++ b/drivers/net/wireless/ath/ath10k/wmi.h @@ -2076,6 +2076,8 @@ enum wmi_channel_change_cause { #define WMI_HT_CAP_MPDU_DENSITY 0x0700 /* MPDU Density */ #define WMI_HT_CAP_MPDU_DENSITY_MASK_SHIFT 8 #define WMI_HT_CAP_HT40_SGI 0x0800 +#define WMI_HT_CAP_RX_LDPC 0x1000 /* LDPC RX support */ +#define WMI_HT_CAP_TX_LDPC 0x2000 /* LDPC TX support */ #define WMI_HT_CAP_DEFAULT_ALL (WMI_HT_CAP_ENABLED | \ WMI_HT_CAP_HT20_SGI | \ -- 1.9.1 _______________________________________________ ath10k mailing list ath10k@lists.infradead.org http://lists.infradead.org/mailman/listinfo/ath10k