AOSP use userspace firmware loader to load firmwares, which will
return -EAGAIN in case qca/rampatch_00440302.bin is not found.
Since there is no rampatch for dragonboard820c QCA controller
revision, just make it work as is.
CC: Loic Poulain <loic.poulain@xxxxxxxxxx>
CC: Nicolas Dechesne <nicolas.dechesne@xxxxxxxxxx>
CC: Marcel Holtmann <marcel@xxxxxxxxxxxx>
CC: Johan Hedberg <johan.hedberg@xxxxxxxxx>
CC: Stable <stable@xxxxxxxxxxxxxxx>
Signed-off-by: Amit Pundir <amit.pundir@xxxxxxxxxx>
---
drivers/bluetooth/hci_qca.c | 6 ++++++
1 file changed, 6 insertions(+)
diff --git a/drivers/bluetooth/hci_qca.c b/drivers/bluetooth/hci_qca.c
index 05ec530b8a3a..330e9b29e145 100644
--- a/drivers/bluetooth/hci_qca.c
+++ b/drivers/bluetooth/hci_qca.c
@@ -935,6 +935,12 @@ static int qca_setup(struct hci_uart *hu)
} else if (ret == -ENOENT) {
/* No patch/nvm-config found, run with original fw/config */
ret = 0;
+ } else if (ret == -EAGAIN) {
+ /*
+ * Userspace firmware loader will return -EAGAIN in case no
+ * patch/nvm-config is found, so run with original fw/config.
+ */
+ ret = 0;
}
/* Setup bdaddr */
--
2.7.4
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