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[129.46.96.20]) by smtp.gmail.com with ESMTPSA id 5a478bee46e88-314bc419c52sm7823000eec.10.2026.07.25.01.54.55 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Sat, 25 Jul 2026 01:54:55 -0700 (PDT) From: Zijun Hu Date: Sat, 25 Jul 2026 01:54:42 -0700 Subject: [PATCH 04/11] Bluetooth: btusb: Make btusb_recv_{event,acl}() take struct hci_dev * Precedence: bulk X-Mailing-List: linux-bluetooth@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: 7bit Message-Id: <20260725-generic_fix-v1-4-305aec261a19@oss.qualcomm.com> References: <20260725-generic_fix-v1-0-305aec261a19@oss.qualcomm.com> In-Reply-To: <20260725-generic_fix-v1-0-305aec261a19@oss.qualcomm.com> To: Marcel Holtmann , Luiz Augusto von Dentz , Abhishek Pandit-Subedi , Chethan Tumkur Narayan , Manish Mandlik Cc: Zijun Hu , Luiz Augusto von Dentz , linux-bluetooth@vger.kernel.org, linux-kernel@vger.kernel.org, Zijun Hu X-Mailer: b4 0.15.2 X-Proofpoint-Spam-Details-Enc: AW1haW4tMjYwNzI1MDA4MyBTYWx0ZWRfX2+1iuLDSU49D cU+oJbjf0kqujNBnWmhAvRkLfI4iFSnTd2yjeJYLDHrli6qqbHPgOq37p08jYGyJd6PohOKkERr DLkhppdIgphgXcG2uBGbZKH1hJkRfS6likWMtSuAmB3sm2W+VIEqHqSq7nTestbXC71ISARZssK tyKyYwmcHsU0SBvmsgCXXCPhtNujOHPqPnnZy7ELmevBffYT4tJVno0bTXSyS6ahwRc5RHbro4F JSZIaPNX/DK8iHi3pOdzyJdnBcvPC4Vm4XX0Bfp144k+yv++KVMH+QTi4uBDbtQ7a+t9BWrlAyp vulBOOV9Wx+mVlT/2zdHJwhYtqM19U31cAcM+xdGkfYBJ2SyulsXrzqe0k/fKCEf6pDKsl7eJ86 WMc9wj0kzHJECWZ44n7CiGOoNkkWpkf3OMUxqmpj2qIPISVByyZrLR767fsrtpyPJJv/ipm5jKm 0bGVDUfFnwFGfZz2Yhg== X-Proofpoint-GUID: eAU7h8PwHkfK7Os1h1hOBrI9igID8pKy X-Authority-Analysis: v=2.4 cv=S77pBosP c=1 sm=1 tr=0 ts=6a6479e1 cx=c_pps a=UNFcQwm+pnOIJct1K4W+Mw==:117 a=ouPCqIW2jiPt+lZRy3xVPw==:17 a=IkcTkHD0fZMA:10 a=RAioF0-LDSMA:10 a=s4-Qcg_JpJYA:10 a=VkNPw1HP01LnGYTKEx00:22 a=u7WPNUs3qKkmUXheDGA7:22 a=_K5XuSEh1TEqbUxoQ0s3:22 a=VwQbUJbxAAAA:8 a=EUspDBNiAAAA:8 a=BxL98BHv038Cxk8TUOEA:9 a=QEXdDO2ut3YA:10 a=uKXjsCUrEbL0IQVhDsJ9:22 X-Proofpoint-ORIG-GUID: eAU7h8PwHkfK7Os1h1hOBrI9igID8pKy X-Proofpoint-Spam-Info: AW1haW4tMjYwNzI1MDA4MyBTYWx0ZWRfX3h/UEDdzhUzS KM8xsJtknNzWckQWhrYA/waCfI7vlqiR+3YNtZ+UDknsuDM+Jfm/a5x4I9h5wc3lxXoKcDuv+1t vt9x74KhHYc5iU2dYsNMRI78ce5xg44= X-Proofpoint-Virus-Version: vendor=baseguard engine=ICAP:2.0.293,Aquarius:18.0.1143,Hydra:6.1.134,FMLib:17.12.100.49 definitions=2026-07-25_02,2026-07-24_02,2025-10-01_01 X-Proofpoint-Spam-Details: rule=outbound_notspam policy=outbound score=0 bulkscore=0 suspectscore=0 phishscore=0 clxscore=1015 impostorscore=0 priorityscore=1501 lowpriorityscore=0 malwarescore=0 adultscore=0 spamscore=0 classifier=typeunknown authscore=0 authtc= authcc= route=outbound adjust=0 reason=mlx scancount=1 engine=8.22.0-2606150000 definitions=main-2607250083 Both helpers currently take struct btusb_data *, which is private to btusb.c, as parameter type as below: int btusb_recv_event(struct btusb_data *data, struct sk_buff *skb) int btusb_recv_acl(struct btusb_data *data, struct sk_buff *skb) To allow vendor USB-transport-specific source files to share them as well, change the type to struct hci_dev *. Signed-off-by: Zijun Hu --- Previous version: https://lore.kernel.org/all/20260713-btusb_prep_qcc2072-v2-4-bbcb651285f2@oss.qualcomm.com Changes since previous version: - Improve commit title and message. --- drivers/bluetooth/btusb.c | 16 ++++++++++------ 1 file changed, 10 insertions(+), 6 deletions(-) diff --git a/drivers/bluetooth/btusb.c b/drivers/bluetooth/btusb.c index 4d59b28ab30f..2ea1d6bbea39 100644 --- a/drivers/bluetooth/btusb.c +++ b/drivers/bluetooth/btusb.c @@ -1247,24 +1247,26 @@ static inline void btusb_free_frags(struct btusb_data *data) data->acl_skb = NULL; dev_kfree_skb_irq(data->sco_skb); data->sco_skb = NULL; spin_unlock_irqrestore(&data->rxlock, flags); } -static int btusb_recv_event(struct btusb_data *data, struct sk_buff *skb) +static int btusb_recv_event(struct hci_dev *hdev, struct sk_buff *skb) { + struct btusb_data *data = hci_get_drvdata(hdev); + if (data->intr_interval) { /* Trigger dequeue immediately if an event is received */ schedule_delayed_work(&data->rx_work, 0); } - return data->recv_event(data->hdev, skb); + return data->recv_event(hdev, skb); } static int btusb_recv_intr(struct btusb_data *data, void *buffer, int count) { struct sk_buff *skb; unsigned long flags; int err = 0; @@ -1314,34 +1316,36 @@ static int btusb_recv_intr(struct btusb_data *data, void *buffer, int count) if (count && count < HCI_EVENT_HDR_SIZE) { bt_dev_warn(data->hdev, "Unexpected continuation: %d bytes", count); count = 0; } /* Complete frame */ - btusb_recv_event(data, skb); + btusb_recv_event(data->hdev, skb); skb = NULL; } } data->evt_skb = skb; spin_unlock_irqrestore(&data->rxlock, flags); return err; } -static int btusb_recv_acl(struct btusb_data *data, struct sk_buff *skb) +static int btusb_recv_acl(struct hci_dev *hdev, struct sk_buff *skb) { + struct btusb_data *data = hci_get_drvdata(hdev); + /* Only queue ACL packet if intr_interval is set as it means * force_poll_sync has been enabled. */ if (!data->intr_interval) - return data->recv_acl(data->hdev, skb); + return data->recv_acl(hdev, skb); skb_queue_tail(&data->acl_q, skb); schedule_delayed_work(&data->rx_work, data->intr_interval); return 0; } static int btusb_recv_bulk(struct btusb_data *data, void *buffer, int count) @@ -1386,17 +1390,17 @@ static int btusb_recv_bulk(struct btusb_data *data, void *buffer, int count) err = -EILSEQ; break; } } if (!hci_skb_expect(skb)) { /* Complete frame */ - btusb_recv_acl(data, skb); + btusb_recv_acl(data->hdev, skb); skb = NULL; } } data->acl_skb = skb; spin_unlock_irqrestore(&data->rxlock, flags); return err; -- 2.34.1