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Miller" , Eric Dumazet , Jakub Kicinski , Paolo Abeni , Rob Herring , Krzysztof Kozlowski , Conor Dooley , Balakrishna Godavarthi , Rocky Liao , Bjorn Andersson , Konrad Dybcio Cc: linux-bluetooth@vger.kernel.org, netdev@vger.kernel.org, devicetree@vger.kernel.org, linux-kernel@vger.kernel.org, linux-arm-msm@vger.kernel.org, Bartosz Golaszewski X-Mailer: b4 0.13.0 X-Developer-Signature: v=1; a=openpgp-sha256; l=2211; i=bartosz.golaszewski@linaro.org; h=from:subject:message-id; bh=YUOv7wdZyiorabeRdWnlp2V5SHpY845uYUMmcejkano=; b=owEBbQKS/ZANAwAKARGnLqAUcddyAcsmYgBmi7PZ+RB40ZQyBS0g7HDgQEYZ0qXBtWMNjrW6/ BwvdXImwQ2JAjMEAAEKAB0WIQQWnetsC8PEYBPSx58Rpy6gFHHXcgUCZouz2QAKCRARpy6gFHHX cpQJD/9Ngt5Jfe6naIv44FYy15H41iRbjOXcidq3MvaDfyb/X0LWq95WSyWjOIdCtJwLmxfEcDz LiXuGwQ7SMBm+JTBH0MXVFwPeKfEHoG1EywmXIaEU54tf8A58j+jJj7s6IrBCOpmV7ewzeNzLPm DSAut5BbZqCKq2ptP/FdM8ANKK+ybUrpebilbEt3nfj+tBLTPMOW+4DwmdY7Tpty/2NMjr4O+9I oJHbPKjYWhrwpQlsNkkO0Pc3kVUI0OeIUnawbIpmcyKMBbKu3j6o/QnxjpgbV4iLPPYuoOsDppt u9En7oeNFDIC8tbNFMdcdxUphEyOJIno+RTzXZCdWxaq6nAqFuqHp8wLV5QBfYllE8zuriBdm7W 3dbFaRxL6bsiO79QZ4B1PDFjM4UOwyom8dKg9fsA7Ct7PEK1+KawolMlxnSMirM+ziWoZGqsPn6 8zTEq/r0Y60dhBFp+WepiQnvjVbH3pnY2oQ4gGhFPTpSzrcDLWA6Gpcw3/4/aK0CaseIgBh6JRy DgbWmRuvyzTH67hrv0OQ+ocnqqA3Iz0uk19FRnoKOBGiedOsgdM9tJueY59erz7TS8wiaxyENtD wq/HP2vKSkuTEyMvdmVPVOocURtsmnLEtytQIE5R4+rKEZRxT+33KxzQGjPET9ggzgPoSOU7Mbs qWKNEHqNLKoErtA== X-Developer-Key: i=bartosz.golaszewski@linaro.org; a=openpgp; fpr=169DEB6C0BC3C46013D2C79F11A72EA01471D772 From: Bartosz Golaszewski If the device has a power sequencing handle, use it first. Otherwise fall back to whatever code already exists. Signed-off-by: Bartosz Golaszewski --- drivers/bluetooth/hci_qca.c | 24 +++++++++++++----------- 1 file changed, 13 insertions(+), 11 deletions(-) diff --git a/drivers/bluetooth/hci_qca.c b/drivers/bluetooth/hci_qca.c index 48e1b67577be..9d9553552ee1 100644 --- a/drivers/bluetooth/hci_qca.c +++ b/drivers/bluetooth/hci_qca.c @@ -1718,6 +1718,7 @@ static int qca_regulator_init(struct hci_uart *hu) * off the voltage regulator. */ qcadev = serdev_device_get_drvdata(hu->serdev); + if (!qcadev->bt_power->vregs_on) { serdev_device_close(hu->serdev); ret = qca_regulator_enable(qcadev); @@ -1800,18 +1801,8 @@ static int qca_power_on(struct hci_dev *hdev) case QCA_WCN6750: case QCA_WCN6855: case QCA_WCN7850: - ret = qca_regulator_init(hu); - break; - case QCA_QCA6390: - qcadev = serdev_device_get_drvdata(hu->serdev); - ret = pwrseq_power_on(qcadev->bt_power->pwrseq); - if (ret) - return ret; - - ret = qca_port_reopen(hu); - if (ret) - return ret; + ret = qca_regulator_init(hu); break; default: @@ -2149,6 +2140,7 @@ static void qca_power_shutdown(struct hci_uart *hu) unsigned long flags; enum qca_btsoc_type soc_type = qca_soc_type(hu); bool sw_ctrl_state; + struct qca_power *power; /* From this point we go into power off state. But serial port is * still open, stop queueing the IBS data and flush all the buffered @@ -2166,6 +2158,13 @@ static void qca_power_shutdown(struct hci_uart *hu) return; qcadev = serdev_device_get_drvdata(hu->serdev); + power = qcadev->bt_power; + + if (power->pwrseq) { + pwrseq_power_off(power->pwrseq); + set_bit(QCA_BT_OFF, &qca->flags); + return; + } switch (soc_type) { case QCA_WCN3988: @@ -2227,6 +2226,9 @@ static int qca_regulator_enable(struct qca_serdev *qcadev) struct qca_power *power = qcadev->bt_power; int ret; + if (power->pwrseq) + return pwrseq_power_on(power->pwrseq); + /* Already enabled */ if (power->vregs_on) return 0;