From patchwork Tue Jun 27 08:15:55 2023 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Neil Armstrong X-Patchwork-Id: 13294151 X-Patchwork-Delegate: kuba@kernel.org Received: from lindbergh.monkeyblade.net (lindbergh.monkeyblade.net [23.128.96.19]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id E9AC71641A for ; Tue, 27 Jun 2023 08:16:13 +0000 (UTC) Received: from mail-wm1-x32b.google.com (mail-wm1-x32b.google.com [IPv6:2a00:1450:4864:20::32b]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id C0AED1FD7 for ; Tue, 27 Jun 2023 01:16:07 -0700 (PDT) Received: by mail-wm1-x32b.google.com with SMTP id 5b1f17b1804b1-3fb4146e8deso13528645e9.0 for ; Tue, 27 Jun 2023 01:16:07 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=linaro.org; s=google; t=1687853766; x=1690445766; h=cc:to:in-reply-to:references:message-id:content-transfer-encoding :mime-version:subject:date:from:from:to:cc:subject:date:message-id :reply-to; bh=bUbLXpYZ9hbHgMFkQBPgvaWFt2LORh/NmdLaZvqf0uc=; b=jFhwV6ZuhNVaBpcMZziyYNirG//4VbUqivdX3Lu4GjPup53xppjsMOSB+rUSMFDn5+ 5dzbs44NqIOHMSgTgrWTyLhD1Eh8SGeqY/w1vp4jUNH84CRe+DntXWVFiZPwhraIe2uD dLOPTQUTEXUMQLe7GlGoPLuwHhYVOi2+hDzu0O+iiNGv0h/7bsH4idE7AO2AJG3YC9BE l9yJ1+LBmgNPUzd2ooKm4EJvgXv1/AeRwL1XBe7JPAwb3nknTrChsvZuoquX7h07ayO5 vVwnhcB7WmNmlnj1VtWaMRYIXAjKgrIALM4myXv2MRCbd54MkAHAfrVi+oYjjd3nyQ/p /WtA== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20221208; t=1687853766; x=1690445766; h=cc:to:in-reply-to:references:message-id:content-transfer-encoding :mime-version:subject:date:from:x-gm-message-state:from:to:cc :subject:date:message-id:reply-to; bh=bUbLXpYZ9hbHgMFkQBPgvaWFt2LORh/NmdLaZvqf0uc=; b=Hg5n2BPVMbGVCXYRBaWqeCs6wx+UQlGCoycLlIgxWGmX1tb7ghzpCEcYUwCMv4c/6K p26c2UJBHat5nJG3FQX28BrlaeWtOAFcjLhmL4Y0Cq3a8+WOtus90v/awu9jlf7kCi5X kGkrCezqCeo2V3sTavu4lHOLbpwdnN5JkZua466LbijuXrqSKgRllIkol+CXI0kuGNR/ KAk8axIPO4YabC8PdTWD2APAYDtjiUPjbtmToc2UJQFDJiDIQqJLgcHh05Y3RgnbgAzA ve/ZWT0oofKZLdWKK/Yq9Bt3P1tzyTDJiTUiHmvQsF91WKzD53HuxKtyf+KRHg1Nykrr NW/Q== X-Gm-Message-State: AC+VfDyGi5hGd+qIz9I5LhNISRLl4MT0UI64VMSs8vowykeamToXSMIY gWmPAUq/61uR/M/vAkfoQCV1xQ== X-Google-Smtp-Source: ACHHUZ7oLNUN9T3n36ev2QIwwRvlSKmUXzwmdjHeWPmlb6Kyxq6bjqhk6njoMIMj1puDA/+xsWNGSg== X-Received: by 2002:a05:600c:2206:b0:3f9:515:ccfb with SMTP id z6-20020a05600c220600b003f90515ccfbmr32960384wml.12.1687853766256; Tue, 27 Jun 2023 01:16:06 -0700 (PDT) Received: from arrakeen.starnux.net ([2a01:e0a:982:cbb0:52eb:f6ff:feb3:451a]) by smtp.gmail.com with ESMTPSA id m21-20020a7bcb95000000b003faabd8fcb8sm3922480wmi.46.2023.06.27.01.16.05 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Tue, 27 Jun 2023 01:16:05 -0700 (PDT) From: Neil Armstrong Date: Tue, 27 Jun 2023 10:15:55 +0200 Subject: [PATCH v2 2/5] bluetooth: qca: use switch case for soc type behavior Precedence: bulk X-Mailing-List: netdev@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Message-Id: <20230620-topic-sm8550-upstream-bt-v2-2-98b0043d31a4@linaro.org> References: <20230620-topic-sm8550-upstream-bt-v2-0-98b0043d31a4@linaro.org> In-Reply-To: <20230620-topic-sm8550-upstream-bt-v2-0-98b0043d31a4@linaro.org> To: "David S. Miller" , Eric Dumazet , Jakub Kicinski , Paolo Abeni , Rob Herring , Krzysztof Kozlowski , Conor Dooley , Balakrishna Godavarthi , Rocky Liao , Marcel Holtmann , Johan Hedberg , Luiz Augusto von Dentz , Andy Gross , Bjorn Andersson , Konrad Dybcio Cc: netdev@vger.kernel.org, devicetree@vger.kernel.org, linux-kernel@vger.kernel.org, linux-bluetooth@vger.kernel.org, linux-arm-msm@vger.kernel.org, Neil Armstrong X-Mailer: b4 0.12.2 X-Developer-Signature: v=1; a=openpgp-sha256; l=15642; i=neil.armstrong@linaro.org; h=from:subject:message-id; bh=ApLQkypensJ5zfDyFrdxJsiq10gUUrb6Pxgj3YfcEtg=; b=owEBbQKS/ZANAwAKAXfc29rIyEnRAcsmYgBkmprApM/6Zm3Y2GuwwS4pkxo6TF/fDYhVRaMsZ+rw WqZnw1GJAjMEAAEKAB0WIQQ9U8YmyFYF/h30LIt33NvayMhJ0QUCZJqawAAKCRB33NvayMhJ0cEzEA CyM9WufFh6mNEVeyMm6x281vgCJlYK/Hl1sUfWDUrba++Q+Fr67SjiNtXqTA1cAh/YvnbEe714l41s sNYJpLzk21NDcZWZaSaEH7I7gKVe07mPtJ/DCvKpmA2c4igosxAzXOTdPglM6YQJwPjV+9sgIzHvEz 7+IAEI3PTAT5KLAoNI2UINa3gjOqm/sLYR+dYNA8t439wP+7YTBgTcpgDyUqyidapEzYtyQLlF4Q2V x1MOyWrDIDjXvTygyYO6Uf55cWYOCtyONT5vAaxWbzYDrGvJvbQhmBhBfSyzPfCHTn6nHF13/zrXqK ZWZpafSqYPL1fd5uMb08OAHacMGfE8l3O61Q86HAevmaK25p9HWQRpmHqCI3hpt+6djjK42aqTt0AV Yw5Ei7i9OlzGbEGF6bU3HspSE7CtjRnnA5gJf1IX3KoZFGbdiRF4JJuSjaY9CEf3Y1Qw+ATa74WkdB yyqW9gPi+5s33j7mB6dP/1KMY6vvMoIo/eYTVl2kMoft3LZKwgYv3i/Wo4CM5Zx7A8JtDbVIGRVRxn IEqWEjPLf9OwbusksHjZDz7lLmdEKiMsjuHdnKj5eFdQbxjW4ddHEjd1/JjvCMNm+yqn7nh8EA1pfX K4R1pLQ55LFt1aNZey2F+ypvysefJr4XsoNr0m2hXSuwichWyKELyRfnWmGw== X-Developer-Key: i=neil.armstrong@linaro.org; a=openpgp; fpr=89EC3D058446217450F22848169AB7B1A4CFF8AE X-Spam-Status: No, score=-2.1 required=5.0 tests=BAYES_00,DKIM_SIGNED, DKIM_VALID,DKIM_VALID_AU,DKIM_VALID_EF,RCVD_IN_DNSWL_NONE, SPF_HELO_NONE,SPF_PASS,T_SCC_BODY_TEXT_LINE,URIBL_BLOCKED autolearn=unavailable autolearn_force=no version=3.4.6 X-Spam-Checker-Version: SpamAssassin 3.4.6 (2021-04-09) on lindbergh.monkeyblade.net Use switch/case to handle soc type specific behaviour, the permit dropping the qca_is_xxx() inline functions and maked the code clearer and easier to update for new SoCs. Suggested-by: Konrad Dybcio Suggested-by: Luiz Augusto von Dentz Signed-off-by: Neil Armstrong --- drivers/bluetooth/btqca.c | 72 ++++++++++----- drivers/bluetooth/btqca.h | 29 ------ drivers/bluetooth/hci_qca.c | 219 +++++++++++++++++++++++++++++++++----------- 3 files changed, 213 insertions(+), 107 deletions(-) diff --git a/drivers/bluetooth/btqca.c b/drivers/bluetooth/btqca.c index e7e58a956d15..13820cebe5ba 100644 --- a/drivers/bluetooth/btqca.c +++ b/drivers/bluetooth/btqca.c @@ -601,23 +601,30 @@ int qca_uart_setup(struct hci_dev *hdev, uint8_t baudrate, /* Download rampatch file */ config.type = TLV_TYPE_PATCH; - if (qca_is_wcn399x(soc_type)) { + switch (soc_type) { + case QCA_WCN3990: + case QCA_WCN3991: + case QCA_WCN3998: snprintf(config.fwname, sizeof(config.fwname), "qca/crbtfw%02x.tlv", rom_ver); - } else if (soc_type == QCA_QCA6390) { + break; + case QCA_QCA6390: snprintf(config.fwname, sizeof(config.fwname), "qca/htbtfw%02x.tlv", rom_ver); - } else if (soc_type == QCA_WCN6750) { + break; + case QCA_WCN6750: /* Choose mbn file by default.If mbn file is not found * then choose tlv file */ config.type = ELF_TYPE_PATCH; snprintf(config.fwname, sizeof(config.fwname), "qca/msbtfw%02x.mbn", rom_ver); - } else if (soc_type == QCA_WCN6855) { + break; + case QCA_WCN6855: snprintf(config.fwname, sizeof(config.fwname), "qca/hpbtfw%02x.tlv", rom_ver); - } else { + break; + default: snprintf(config.fwname, sizeof(config.fwname), "qca/rampatch_%08x.bin", soc_ver); } @@ -633,30 +640,40 @@ int qca_uart_setup(struct hci_dev *hdev, uint8_t baudrate, /* Download NVM configuration */ config.type = TLV_TYPE_NVM; - if (firmware_name) + if (firmware_name) { snprintf(config.fwname, sizeof(config.fwname), "qca/%s", firmware_name); - else if (qca_is_wcn399x(soc_type)) { - if (le32_to_cpu(ver.soc_id) == QCA_WCN3991_SOC_ID) { + } else { + switch (soc_type) { + case QCA_WCN3990: + case QCA_WCN3991: + case QCA_WCN3998: + if (le32_to_cpu(ver.soc_id) == QCA_WCN3991_SOC_ID) { + snprintf(config.fwname, sizeof(config.fwname), + "qca/crnv%02xu.bin", rom_ver); + } else { + snprintf(config.fwname, sizeof(config.fwname), + "qca/crnv%02x.bin", rom_ver); + } + break; + case QCA_QCA6390: snprintf(config.fwname, sizeof(config.fwname), - "qca/crnv%02xu.bin", rom_ver); - } else { + "qca/htnv%02x.bin", rom_ver); + break; + case QCA_WCN6750: + snprintf(config.fwname, sizeof(config.fwname), + "qca/msnv%02x.bin", rom_ver); + break; + case QCA_WCN6855: snprintf(config.fwname, sizeof(config.fwname), - "qca/crnv%02x.bin", rom_ver); + "qca/hpnv%02x.bin", rom_ver); + break; + + default: + snprintf(config.fwname, sizeof(config.fwname), + "qca/nvm_%08x.bin", soc_ver); } } - else if (soc_type == QCA_QCA6390) - snprintf(config.fwname, sizeof(config.fwname), - "qca/htnv%02x.bin", rom_ver); - else if (soc_type == QCA_WCN6750) - snprintf(config.fwname, sizeof(config.fwname), - "qca/msnv%02x.bin", rom_ver); - else if (soc_type == QCA_WCN6855) - snprintf(config.fwname, sizeof(config.fwname), - "qca/hpnv%02x.bin", rom_ver); - else - snprintf(config.fwname, sizeof(config.fwname), - "qca/nvm_%08x.bin", soc_ver); err = qca_download_firmware(hdev, &config, soc_type, rom_ver); if (err < 0) { @@ -664,10 +681,17 @@ int qca_uart_setup(struct hci_dev *hdev, uint8_t baudrate, return err; } - if (soc_type >= QCA_WCN3991) { + switch (soc_type) { + case QCA_WCN3991: + case QCA_QCA6390: + case QCA_WCN6750: + case QCA_WCN6855: err = qca_disable_soc_logging(hdev); if (err < 0) return err; + break; + default: + break; } /* WCN399x and WCN6750 supports the Microsoft vendor extension with 0xFD70 as the diff --git a/drivers/bluetooth/btqca.h b/drivers/bluetooth/btqca.h index b884095bcd9d..e7d50a821bb7 100644 --- a/drivers/bluetooth/btqca.h +++ b/drivers/bluetooth/btqca.h @@ -160,20 +160,6 @@ int qca_read_soc_version(struct hci_dev *hdev, struct qca_btsoc_version *ver, enum qca_btsoc_type); int qca_set_bdaddr(struct hci_dev *hdev, const bdaddr_t *bdaddr); int qca_send_pre_shutdown_cmd(struct hci_dev *hdev); -static inline bool qca_is_wcn399x(enum qca_btsoc_type soc_type) -{ - return soc_type == QCA_WCN3990 || soc_type == QCA_WCN3991 || - soc_type == QCA_WCN3998; -} -static inline bool qca_is_wcn6750(enum qca_btsoc_type soc_type) -{ - return soc_type == QCA_WCN6750; -} -static inline bool qca_is_wcn6855(enum qca_btsoc_type soc_type) -{ - return soc_type == QCA_WCN6855; -} - #else static inline int qca_set_bdaddr_rome(struct hci_dev *hdev, const bdaddr_t *bdaddr) @@ -201,21 +187,6 @@ static inline int qca_set_bdaddr(struct hci_dev *hdev, const bdaddr_t *bdaddr) return -EOPNOTSUPP; } -static inline bool qca_is_wcn399x(enum qca_btsoc_type soc_type) -{ - return false; -} - -static inline bool qca_is_wcn6750(enum qca_btsoc_type soc_type) -{ - return false; -} - -static inline bool qca_is_wcn6855(enum qca_btsoc_type soc_type) -{ - return false; -} - static inline int qca_send_pre_shutdown_cmd(struct hci_dev *hdev) { return -EOPNOTSUPP; diff --git a/drivers/bluetooth/hci_qca.c b/drivers/bluetooth/hci_qca.c index 1b064504b388..25f1eeb605b6 100644 --- a/drivers/bluetooth/hci_qca.c +++ b/drivers/bluetooth/hci_qca.c @@ -605,9 +605,17 @@ static int qca_open(struct hci_uart *hu) if (hu->serdev) { qcadev = serdev_device_get_drvdata(hu->serdev); - if (qca_is_wcn399x(qcadev->btsoc_type) || - qca_is_wcn6750(qcadev->btsoc_type)) + switch (qcadev->btsoc_type) { + case QCA_WCN3990: + case QCA_WCN3991: + case QCA_WCN3998: + case QCA_WCN6750: hu->init_speed = qcadev->init_speed; + break; + + default: + break; + } if (qcadev->oper_speed) hu->oper_speed = qcadev->oper_speed; @@ -1316,12 +1324,18 @@ static int qca_set_baudrate(struct hci_dev *hdev, uint8_t baudrate) msecs_to_jiffies(CMD_TRANS_TIMEOUT_MS)); /* Give the controller time to process the request */ - if (qca_is_wcn399x(qca_soc_type(hu)) || - qca_is_wcn6750(qca_soc_type(hu)) || - qca_is_wcn6855(qca_soc_type(hu))) + switch (qca_soc_type(hu)) { + case QCA_WCN3990: + case QCA_WCN3991: + case QCA_WCN3998: + case QCA_WCN6750: + case QCA_WCN6855: usleep_range(1000, 10000); - else + break; + + default: msleep(300); + } return 0; } @@ -1394,13 +1408,18 @@ static unsigned int qca_get_speed(struct hci_uart *hu, static int qca_check_speeds(struct hci_uart *hu) { - if (qca_is_wcn399x(qca_soc_type(hu)) || - qca_is_wcn6750(qca_soc_type(hu)) || - qca_is_wcn6855(qca_soc_type(hu))) { + switch (qca_soc_type(hu)) { + case QCA_WCN3990: + case QCA_WCN3991: + case QCA_WCN3998: + case QCA_WCN6750: + case QCA_WCN6855: if (!qca_get_speed(hu, QCA_INIT_SPEED) && !qca_get_speed(hu, QCA_OPER_SPEED)) return -EINVAL; - } else { + break; + + default: if (!qca_get_speed(hu, QCA_INIT_SPEED) || !qca_get_speed(hu, QCA_OPER_SPEED)) return -EINVAL; @@ -1429,14 +1448,27 @@ static int qca_set_speed(struct hci_uart *hu, enum qca_speed_type speed_type) /* Disable flow control for wcn3990 to deassert RTS while * changing the baudrate of chip and host. */ - if (qca_is_wcn399x(soc_type) || - qca_is_wcn6750(soc_type) || - qca_is_wcn6855(soc_type)) + switch (soc_type) { + case QCA_WCN3990: + case QCA_WCN3991: + case QCA_WCN3998: + case QCA_WCN6750: + case QCA_WCN6855: hci_uart_set_flow_control(hu, true); + break; - if (soc_type == QCA_WCN3990) { + default: + break; + } + + switch (soc_type) { + case QCA_WCN3990: reinit_completion(&qca->drop_ev_comp); set_bit(QCA_DROP_VENDOR_EVENT, &qca->flags); + break; + + default: + break; } qca_baudrate = qca_get_baudrate_value(speed); @@ -1448,12 +1480,21 @@ static int qca_set_speed(struct hci_uart *hu, enum qca_speed_type speed_type) host_set_baudrate(hu, speed); error: - if (qca_is_wcn399x(soc_type) || - qca_is_wcn6750(soc_type) || - qca_is_wcn6855(soc_type)) + switch (soc_type) { + case QCA_WCN3990: + case QCA_WCN3991: + case QCA_WCN3998: + case QCA_WCN6750: + case QCA_WCN6855: hci_uart_set_flow_control(hu, false); + break; - if (soc_type == QCA_WCN3990) { + default: + break; + } + + switch (soc_type) { + case QCA_WCN3990: /* Wait for the controller to send the vendor event * for the baudrate change command. */ @@ -1465,6 +1506,10 @@ static int qca_set_speed(struct hci_uart *hu, enum qca_speed_type speed_type) } clear_bit(QCA_DROP_VENDOR_EVENT, &qca->flags); + break; + + default: + break; } } @@ -1626,12 +1671,19 @@ static int qca_regulator_init(struct hci_uart *hu) } } - if (qca_is_wcn399x(soc_type)) { + switch (soc_type) { + case QCA_WCN3990: + case QCA_WCN3991: + case QCA_WCN3998: /* Forcefully enable wcn399x to enter in to boot mode. */ host_set_baudrate(hu, 2400); ret = qca_send_power_pulse(hu, false); if (ret) return ret; + break; + + default: + break; } /* For wcn6750 need to enable gpio bt_en */ @@ -1648,10 +1700,17 @@ static int qca_regulator_init(struct hci_uart *hu) qca_set_speed(hu, QCA_INIT_SPEED); - if (qca_is_wcn399x(soc_type)) { + switch (soc_type) { + case QCA_WCN3990: + case QCA_WCN3991: + case QCA_WCN3998: ret = qca_send_power_pulse(hu, true); if (ret) return ret; + break; + + default: + break; } /* Now the device is in ready state to communicate with host. @@ -1685,11 +1744,16 @@ static int qca_power_on(struct hci_dev *hdev) if (!hu->serdev) return 0; - if (qca_is_wcn399x(soc_type) || - qca_is_wcn6750(soc_type) || - qca_is_wcn6855(soc_type)) { + switch (soc_type) { + case QCA_WCN3990: + case QCA_WCN3991: + case QCA_WCN3998: + case QCA_WCN6750: + case QCA_WCN6855: ret = qca_regulator_init(hu); - } else { + break; + + default: qcadev = serdev_device_get_drvdata(hu->serdev); if (qcadev->bt_en) { gpiod_set_value_cansleep(qcadev->bt_en, 1); @@ -1712,6 +1776,7 @@ static int qca_setup(struct hci_uart *hu) const char *firmware_name = qca_get_firmware_name(hu); int ret; struct qca_btsoc_version ver; + const char *soc_name; ret = qca_check_speeds(hu); if (ret) @@ -1726,10 +1791,25 @@ static int qca_setup(struct hci_uart *hu) */ set_bit(HCI_QUIRK_SIMULTANEOUS_DISCOVERY, &hdev->quirks); - bt_dev_info(hdev, "setting up %s", - qca_is_wcn399x(soc_type) ? "wcn399x" : - (soc_type == QCA_WCN6750) ? "wcn6750" : - (soc_type == QCA_WCN6855) ? "wcn6855" : "ROME/QCA6390"); + switch (soc_type) { + case QCA_WCN3990: + case QCA_WCN3991: + case QCA_WCN3998: + soc_name = "wcn399x"; + break; + + case QCA_WCN6750: + soc_name = "wcn6750"; + break; + + case QCA_WCN6855: + soc_name = "wcn6855"; + break; + + default: + soc_name = "ROME/QCA6390"; + } + bt_dev_info(hdev, "setting up %s", soc_name); qca->memdump_state = QCA_MEMDUMP_IDLE; @@ -1740,16 +1820,21 @@ static int qca_setup(struct hci_uart *hu) clear_bit(QCA_SSR_TRIGGERED, &qca->flags); - if (qca_is_wcn399x(soc_type) || - qca_is_wcn6750(soc_type) || - qca_is_wcn6855(soc_type)) { + switch (soc_type) { + case QCA_WCN3990: + case QCA_WCN3991: + case QCA_WCN3998: + case QCA_WCN6750: + case QCA_WCN6855: set_bit(HCI_QUIRK_USE_BDADDR_PROPERTY, &hdev->quirks); hci_set_aosp_capable(hdev); ret = qca_read_soc_version(hdev, &ver, soc_type); if (ret) goto out; - } else { + break; + + default: qca_set_speed(hu, QCA_INIT_SPEED); } @@ -1763,9 +1848,15 @@ static int qca_setup(struct hci_uart *hu) qca_baudrate = qca_get_baudrate_value(speed); } - if (!(qca_is_wcn399x(soc_type) || - qca_is_wcn6750(soc_type) || - qca_is_wcn6855(soc_type))) { + switch (soc_type) { + case QCA_WCN3990: + case QCA_WCN3991: + case QCA_WCN3998: + case QCA_WCN6750: + case QCA_WCN6855: + break; + + default: /* Get QCA version information */ ret = qca_read_soc_version(hdev, &ver, soc_type); if (ret) @@ -1930,11 +2021,17 @@ static void qca_power_shutdown(struct hci_uart *hu) qcadev = serdev_device_get_drvdata(hu->serdev); - if (qca_is_wcn399x(soc_type)) { + switch (soc_type) { + case QCA_WCN3990: + case QCA_WCN3991: + case QCA_WCN3998: host_set_baudrate(hu, 2400); qca_send_power_pulse(hu, false); qca_regulator_disable(qcadev); - } else if (soc_type == QCA_WCN6750 || soc_type == QCA_WCN6855) { + break; + + case QCA_WCN6750: + case QCA_WCN6855: gpiod_set_value_cansleep(qcadev->bt_en, 0); msleep(100); qca_regulator_disable(qcadev); @@ -1942,7 +2039,9 @@ static void qca_power_shutdown(struct hci_uart *hu) sw_ctrl_state = gpiod_get_value_cansleep(qcadev->sw_ctrl); bt_dev_dbg(hu->hdev, "SW_CTRL is %d", sw_ctrl_state); } - } else if (qcadev->bt_en) { + break; + + default: gpiod_set_value_cansleep(qcadev->bt_en, 0); } @@ -2067,11 +2166,17 @@ static int qca_serdev_probe(struct serdev_device *serdev) if (!qcadev->oper_speed) BT_DBG("UART will pick default operating speed"); - if (data && - (qca_is_wcn399x(data->soc_type) || - qca_is_wcn6750(data->soc_type) || - qca_is_wcn6855(data->soc_type))) { + if (data) qcadev->btsoc_type = data->soc_type; + else + qcadev->btsoc_type = QCA_ROME; + + switch (qcadev->btsoc_type) { + case QCA_WCN3990: + case QCA_WCN3991: + case QCA_WCN3998: + case QCA_WCN6750: + case QCA_WCN6855: qcadev->bt_power = devm_kzalloc(&serdev->dev, sizeof(struct qca_power), GFP_KERNEL); @@ -2115,12 +2220,9 @@ static int qca_serdev_probe(struct serdev_device *serdev) BT_ERR("wcn3990 serdev registration failed"); return err; } - } else { - if (data) - qcadev->btsoc_type = data->soc_type; - else - qcadev->btsoc_type = QCA_ROME; + break; + default: qcadev->bt_en = devm_gpiod_get_optional(&serdev->dev, "enable", GPIOD_OUT_LOW); if (IS_ERR_OR_NULL(qcadev->bt_en)) { @@ -2176,13 +2278,22 @@ static void qca_serdev_remove(struct serdev_device *serdev) struct qca_serdev *qcadev = serdev_device_get_drvdata(serdev); struct qca_power *power = qcadev->bt_power; - if ((qca_is_wcn399x(qcadev->btsoc_type) || - qca_is_wcn6750(qcadev->btsoc_type) || - qca_is_wcn6855(qcadev->btsoc_type)) && - power->vregs_on) - qca_power_shutdown(&qcadev->serdev_hu); - else if (qcadev->susclk) - clk_disable_unprepare(qcadev->susclk); + switch (qcadev->btsoc_type) { + case QCA_WCN3990: + case QCA_WCN3991: + case QCA_WCN3998: + case QCA_WCN6750: + case QCA_WCN6855: + if (power->vregs_on) { + qca_power_shutdown(&qcadev->serdev_hu); + break; + } + fallthrough; + + default: + if (qcadev->susclk) + clk_disable_unprepare(qcadev->susclk); + } hci_uart_unregister_device(&qcadev->serdev_hu); }