diff options
| author | Sai Teja Aluvala <quic_saluvala@quicinc.com> | 2022-01-07 09:20:53 +0300 |
|---|---|---|
| committer | Marcel Holtmann <marcel@holtmann.org> | 2022-01-07 10:32:55 +0300 |
| commit | 4fac8a7ac80b18068fce4feb2376e41c48d67c31 (patch) | |
| tree | 27b80dba2bc03878fec9a4a67def3a9e3c74f574 /drivers/bluetooth/btqca.c | |
| parent | 1cd563ebd0dc062127a85e84f934f4c697bb43ef (diff) | |
| download | linux-4fac8a7ac80b18068fce4feb2376e41c48d67c31.tar.xz | |
Bluetooth: btqca: sequential validation
Added Sequential validation support & patch command config
Signed-off-by: Sai Teja Aluvala <quic_saluvala@quicinc.com>
Signed-off-by: Marcel Holtmann <marcel@holtmann.org>
Diffstat (limited to 'drivers/bluetooth/btqca.c')
| -rw-r--r-- | drivers/bluetooth/btqca.c | 47 |
1 files changed, 47 insertions, 0 deletions
diff --git a/drivers/bluetooth/btqca.c b/drivers/bluetooth/btqca.c index f7bf311d7910..c9064d34d830 100644 --- a/drivers/bluetooth/btqca.c +++ b/drivers/bluetooth/btqca.c @@ -142,6 +142,50 @@ out: return err; } +static int qca_send_patch_config_cmd(struct hci_dev *hdev) +{ + const u8 cmd[] = { EDL_PATCH_CONFIG_CMD, 0x01, 0, 0, 0 }; + struct sk_buff *skb; + struct edl_event_hdr *edl; + int err; + + bt_dev_dbg(hdev, "QCA Patch config"); + + skb = __hci_cmd_sync_ev(hdev, EDL_PATCH_CMD_OPCODE, sizeof(cmd), + cmd, HCI_EV_VENDOR, HCI_INIT_TIMEOUT); + if (IS_ERR(skb)) { + err = PTR_ERR(skb); + bt_dev_err(hdev, "Sending QCA Patch config failed (%d)", err); + return err; + } + + if (skb->len != 2) { + bt_dev_err(hdev, "QCA Patch config cmd size mismatch len %d", skb->len); + err = -EILSEQ; + goto out; + } + + edl = (struct edl_event_hdr *)(skb->data); + if (!edl) { + bt_dev_err(hdev, "QCA Patch config with no header"); + err = -EILSEQ; + goto out; + } + + if (edl->cresp != EDL_PATCH_CONFIG_RES_EVT || edl->rtype != EDL_PATCH_CONFIG_CMD) { + bt_dev_err(hdev, "QCA Wrong packet received %d %d", edl->cresp, + edl->rtype); + err = -EIO; + goto out; + } + + err = 0; + +out: + kfree_skb(skb); + return err; +} + static int qca_send_reset(struct hci_dev *hdev) { struct sk_buff *skb; @@ -552,6 +596,9 @@ int qca_uart_setup(struct hci_dev *hdev, uint8_t baudrate, */ rom_ver = ((soc_ver & 0x00000f00) >> 0x04) | (soc_ver & 0x0000000f); + if (soc_type == QCA_WCN6750) + qca_send_patch_config_cmd(hdev); + /* Download rampatch file */ config.type = TLV_TYPE_PATCH; if (qca_is_wcn399x(soc_type)) { |