From mboxrd@z Thu Jan 1 00:00:00 1970 From: Balakrishna Godavarthi Subject: [PATCH v12 6/7] Bluetooth: btqca: Add wcn3990 firmware download support. Date: Thu, 2 Aug 2018 18:55:17 +0530 Message-ID: <20180802132518.8680-7-bgodavar@codeaurora.org> References: <20180802132518.8680-1-bgodavar@codeaurora.org> Return-path: In-Reply-To: <20180802132518.8680-1-bgodavar@codeaurora.org> Sender: linux-kernel-owner@vger.kernel.org To: marcel@holtmann.org, johan.hedberg@gmail.com, mka@chromium.org Cc: linux-kernel@vger.kernel.org, devicetree@vger.kernel.org, linux-bluetooth@vger.kernel.org, thierry.escande@linaro.org, rtatiya@codeaurora.org, hemantg@codeaurora.org, linux-arm-msm@vger.kernel.org, Balakrishna Godavarthi List-Id: linux-arm-msm@vger.kernel.org This patch enables the RAM and NV patch download for wcn3990. Signed-off-by: Balakrishna Godavarthi Reviewed-by: Matthias Kaehlcke --- drivers/bluetooth/btqca.c | 25 +++++++++++++++++++++---- 1 file changed, 21 insertions(+), 4 deletions(-) diff --git a/drivers/bluetooth/btqca.c b/drivers/bluetooth/btqca.c index 479179c54dcf..488f5e7521dd 100644 --- a/drivers/bluetooth/btqca.c +++ b/drivers/bluetooth/btqca.c @@ -336,6 +336,7 @@ int qca_uart_setup(struct hci_dev *hdev, uint8_t baudrate, { struct rome_config config; int err; + u8 rom_ver; bt_dev_dbg(hdev, "QCA setup on UART"); @@ -343,8 +344,19 @@ int qca_uart_setup(struct hci_dev *hdev, uint8_t baudrate, /* Download rampatch file */ config.type = TLV_TYPE_PATCH; - snprintf(config.fwname, sizeof(config.fwname), "qca/rampatch_%08x.bin", - soc_ver); + if (soc_type == QCA_WCN3990) { + /* Firmware files to download are based on ROM version. + * ROM version is derived from last two bytes of soc_ver. + */ + rom_ver = ((soc_ver & 0x00000f00) >> 0x04) | + (soc_ver & 0x0000000f); + snprintf(config.fwname, sizeof(config.fwname), + "qca/crbtfw%02x.tlv", rom_ver); + } else { + snprintf(config.fwname, sizeof(config.fwname), + "qca/rampatch_%08x.bin", soc_ver); + } + err = qca_download_firmware(hdev, &config); if (err < 0) { bt_dev_err(hdev, "QCA Failed to download patch (%d)", err); @@ -353,8 +365,13 @@ int qca_uart_setup(struct hci_dev *hdev, uint8_t baudrate, /* Download NVM configuration */ config.type = TLV_TYPE_NVM; - snprintf(config.fwname, sizeof(config.fwname), "qca/nvm_%08x.bin", - soc_ver); + if (soc_type == QCA_WCN3990) + snprintf(config.fwname, sizeof(config.fwname), + "qca/crnv%02x.bin", rom_ver); + else + snprintf(config.fwname, sizeof(config.fwname), + "qca/nvm_%08x.bin", soc_ver); + err = qca_download_firmware(hdev, &config); if (err < 0) { bt_dev_err(hdev, "QCA Failed to download NVM (%d)", err); -- The Qualcomm Innovation Center, Inc. is a member of the Code Aurora Forum, a Linux Foundation Collaborative Project