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[188.141.3.169]) by smtp.gmail.com with ESMTPSA id l4-20020a05600012c400b0021e4829d359sm17245474wrx.39.2022.07.27.09.16.56 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Wed, 27 Jul 2022 09:16:56 -0700 (PDT) From: Bryan O'Donoghue To: kvalo@kernel.org, loic.poulain@linaro.org Cc: davem@davemloft.net, edumazet@google.com, kuba@kernel.org, pabeni@redhat.com, wcn36xx@lists.infradead.org, linux-wireless@vger.kernel.org, netdev@vger.kernel.org, linux-arm-msm@vger.kernel.org, bryan.odonoghue@linaro.org Subject: [PATCH v3 0/4] wcn36xx: Add in debugfs export of firmware feature bits Date: Wed, 27 Jul 2022 17:16:51 +0100 Message-Id: <20220727161655.2286867-1-bryan.odonoghue@linaro.org> X-Mailer: git-send-email 2.36.1 MIME-Version: 1.0 Content-Transfer-Encoding: 8bit Precedence: bulk List-ID: X-Mailing-List: linux-wireless@vger.kernel.org V3: - Adds RB from Loic for 3/4 patches - Loic - Leaves RB from Loic out of patch 4/4 which has been updated since - bod - Uses kzalloc/kfree for memory allocation - Kalle - Co-locates memory check adjacent to memory allocation - Kalle - Uses scnprintf instead of sprintf - bod V2: - Drops "FW Cap = " prefix from each feature item - Loic V1: This series tidies up the code to get/set/clear discovered firmware feature bits and adds a new debugfs entry to read the feature bits as strings. cat /sys/kernel/debug/ieee80211/phy0/wcn36xx/firmware_feat_caps wcn3680b: FW Cap = MCC FW Cap = P2P FW Cap = DOT11AC FW Cap = SLM_SESSIONIZATION FW Cap = DOT11AC_OPMODE FW Cap = SAP32STA FW Cap = TDLS FW Cap = P2P_GO_NOA_DECOUPLE_INIT_SCAN FW Cap = WLANACTIVE_OFFLOAD FW Cap = BEACON_OFFLOAD FW Cap = SCAN_OFFLOAD FW Cap = BCN_MISS_OFFLOAD FW Cap = STA_POWERSAVE FW Cap = STA_ADVANCED_PWRSAVE FW Cap = BCN_FILTER FW Cap = RTT FW Cap = RATECTRL FW Cap = WOW FW Cap = WLAN_ROAM_SCAN_OFFLOAD FW Cap = SPECULATIVE_PS_POLL FW Cap = IBSS_HEARTBEAT_OFFLOAD FW Cap = WLAN_SCAN_OFFLOAD FW Cap = WLAN_PERIODIC_TX_PTRN FW Cap = ADVANCE_TDLS FW Cap = BATCH_SCAN FW Cap = FW_IN_TX_PATH FW Cap = EXTENDED_NSOFFLOAD_SLOT FW Cap = CH_SWITCH_V1 FW Cap = HT40_OBSS_SCAN FW Cap = UPDATE_CHANNEL_LIST FW Cap = WLAN_MCADDR_FLT FW Cap = WLAN_CH144 FW Cap = TDLS_SCAN_COEXISTENCE FW Cap = LINK_LAYER_STATS_MEAS FW Cap = MU_MIMO FW Cap = EXTENDED_SCAN FW Cap = DYNAMIC_WMM_PS FW Cap = MAC_SPOOFED_SCAN FW Cap = FW_STATS FW Cap = WPS_PRBRSP_TMPL FW Cap = BCN_IE_FLT_DELTA wcn3620: FW Cap = MCC FW Cap = P2P FW Cap = SLM_SESSIONIZATION FW Cap = DOT11AC_OPMODE FW Cap = SAP32STA FW Cap = TDLS FW Cap = P2P_GO_NOA_DECOUPLE_INIT_SCAN FW Cap = WLANACTIVE_OFFLOAD FW Cap = BEACON_OFFLOAD FW Cap = SCAN_OFFLOAD FW Cap = BCN_MISS_OFFLOAD FW Cap = STA_POWERSAVE FW Cap = STA_ADVANCED_PWRSAVE FW Cap = BCN_FILTER FW Cap = RTT FW Cap = RATECTRL FW Cap = WOW FW Cap = WLAN_ROAM_SCAN_OFFLOAD FW Cap = SPECULATIVE_PS_POLL FW Cap = IBSS_HEARTBEAT_OFFLOAD FW Cap = WLAN_SCAN_OFFLOAD FW Cap = WLAN_PERIODIC_TX_PTRN FW Cap = ADVANCE_TDLS FW Cap = BATCH_SCAN FW Cap = FW_IN_TX_PATH FW Cap = EXTENDED_NSOFFLOAD_SLOT FW Cap = CH_SWITCH_V1 FW Cap = HT40_OBSS_SCAN FW Cap = UPDATE_CHANNEL_LIST FW Cap = WLAN_MCADDR_FLT FW Cap = WLAN_CH144 FW Cap = TDLS_SCAN_COEXISTENCE FW Cap = LINK_LAYER_STATS_MEAS FW Cap = EXTENDED_SCAN FW Cap = DYNAMIC_WMM_PS FW Cap = MAC_SPOOFED_SCAN FW Cap = FW_STATS FW Cap = WPS_PRBRSP_TMPL FW Cap = BCN_IE_FLT_DELTA This is a handy way of debugging WiFi on different platforms without necessarily having to recompile to see the debug printout on firmware boot. Bryan O'Donoghue (4): wcn36xx: Rename clunky firmware feature bit enum wcn36xx: Move firmware feature bit storage to dedicated firmware.c file wcn36xx: Move capability bitmap to string translation function to firmware.c wcn36xx: Add debugfs entry to read firmware feature strings drivers/net/wireless/ath/wcn36xx/Makefile | 3 +- drivers/net/wireless/ath/wcn36xx/debug.c | 40 +++++++ drivers/net/wireless/ath/wcn36xx/debug.h | 1 + drivers/net/wireless/ath/wcn36xx/firmware.c | 125 ++++++++++++++++++++ drivers/net/wireless/ath/wcn36xx/firmware.h | 84 +++++++++++++ drivers/net/wireless/ath/wcn36xx/hal.h | 68 ----------- drivers/net/wireless/ath/wcn36xx/main.c | 86 ++------------ drivers/net/wireless/ath/wcn36xx/smd.c | 57 ++------- drivers/net/wireless/ath/wcn36xx/smd.h | 3 - 9 files changed, 267 insertions(+), 200 deletions(-) create mode 100644 drivers/net/wireless/ath/wcn36xx/firmware.c create mode 100644 drivers/net/wireless/ath/wcn36xx/firmware.h -- 2.36.1