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-rw-r--r--drivers/bluetooth/hci_qca.c19
1 files changed, 18 insertions, 1 deletions
diff --git a/drivers/bluetooth/hci_qca.c b/drivers/bluetooth/hci_qca.c
index 9f1392fc7105..f036c8f98ea3 100644
--- a/drivers/bluetooth/hci_qca.c
+++ b/drivers/bluetooth/hci_qca.c
@@ -40,6 +40,7 @@
#include <linux/platform_device.h>
#include <linux/regulator/consumer.h>
#include <linux/serdev.h>
+#include <asm/unaligned.h>
#include <net/bluetooth/bluetooth.h>
#include <net/bluetooth/hci_core.h>
@@ -63,6 +64,9 @@
/* susclk rate */
#define SUSCLK_RATE_32KHZ 32768
+/* Controller debug log header */
+#define QCA_DEBUG_HANDLE 0x2EDC
+
/* HCI_IBS transmit side sleep protocol states */
enum tx_ibs_states {
HCI_IBS_TX_ASLEEP,
@@ -849,6 +853,19 @@ static int qca_ibs_wake_ack(struct hci_dev *hdev, struct sk_buff *skb)
return 0;
}
+static int qca_recv_acl_data(struct hci_dev *hdev, struct sk_buff *skb)
+{
+ /* We receive debug logs from chip as an ACL packets.
+ * Instead of sending the data to ACL to decode the
+ * received data, we are pushing them to the above layers
+ * as a diagnostic packet.
+ */
+ if (get_unaligned_le16(skb->data) == QCA_DEBUG_HANDLE)
+ return hci_recv_diag(hdev, skb);
+
+ return hci_recv_frame(hdev, skb);
+}
+
#define QCA_IBS_SLEEP_IND_EVENT \
.type = HCI_IBS_SLEEP_IND, \
.hlen = 0, \
@@ -871,7 +888,7 @@ static int qca_ibs_wake_ack(struct hci_dev *hdev, struct sk_buff *skb)
.maxlen = HCI_MAX_IBS_SIZE
static const struct h4_recv_pkt qca_recv_pkts[] = {
- { H4_RECV_ACL, .recv = hci_recv_frame },
+ { H4_RECV_ACL, .recv = qca_recv_acl_data },
{ H4_RECV_SCO, .recv = hci_recv_frame },
{ H4_RECV_EVENT, .recv = hci_recv_frame },
{ QCA_IBS_WAKE_IND_EVENT, .recv = qca_ibs_wake_ind },