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authorBalakrishna Godavarthi <bgodavar@codeaurora.org>2018-08-03 14:16:31 +0200
committerMarcel Holtmann <marcel@holtmann.org>2018-08-03 14:44:07 +0200
commit4219d4686875fdd83df3da00fda5ff0551e0a2d7 (patch)
tree05225d9ab5c9ca751200c8b42507f60c6638a254 /drivers/bluetooth
parentBluetooth: hci_qca: Enable 3.2 Mbps operating speed. (diff)
downloadlinux-4219d4686875fdd83df3da00fda5ff0551e0a2d7.tar.xz
linux-4219d4686875fdd83df3da00fda5ff0551e0a2d7.zip
Bluetooth: btqca: Add wcn3990 firmware download support.
This patch enables the RAM and NV patch download for wcn3990. Signed-off-by: Balakrishna Godavarthi <bgodavar@codeaurora.org> Reviewed-by: Matthias Kaehlcke <mka@chromium.org> Signed-off-by: Marcel Holtmann <marcel@holtmann.org>
Diffstat (limited to 'drivers/bluetooth')
-rw-r--r--drivers/bluetooth/btqca.c25
1 files 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);