[v2,1/5] Bluetooth: hci_core: Remove usage of hci_req_sync

Commit Message

Luiz Augusto von Dentz July 2, 2024, 7:11 p.m. UTC

From: Luiz Augusto von Dentz <[e-mail]>

hci_request functions are considered deprecated so this replaces the
usage of hci_req_sync with hci_inquiry_sync.

Signed-off-by: Luiz Augusto von Dentz <[e-mail]>
---
 include/net/bluetooth/hci_sync.h |  2 ++
 net/bluetooth/hci_core.c         | 29 ++++-------------------------
 net/bluetooth/hci_sync.c         | 10 +++++-----
 3 files changed, 11 insertions(+), 30 deletions(-)

Comments

[e-mail] July 2, 2024, 7:59 p.m. UTC | #1

This is automated email and please do not reply to this email!

Dear submitter,

Thank you for submitting the patches to the linux bluetooth mailing list.
This is a CI test results with your patch series:
PW Link:https://patchwork.kernel.org/project/bluetooth/list/?series=867689

---Test result---

Test Summary:
CheckPatch                    FAIL      5.53 seconds
GitLint                       PASS      0.99 seconds
SubjectPrefix                 PASS      0.38 seconds
BuildKernel                   PASS      30.22 seconds
CheckAllWarning               PASS      33.19 seconds
CheckSparse                   WARNING   58.46 seconds
CheckSmatch                   WARNING   105.44 seconds
BuildKernel32                 PASS      29.48 seconds
TestRunnerSetup               PASS      536.15 seconds
TestRunner_l2cap-tester       PASS      20.33 seconds
TestRunner_iso-tester         PASS      39.70 seconds
TestRunner_bnep-tester        PASS      4.87 seconds
TestRunner_mgmt-tester        PASS      110.65 seconds
TestRunner_rfcomm-tester      PASS      17.25 seconds
TestRunner_sco-tester         PASS      15.07 seconds
TestRunner_ioctl-tester       PASS      8.06 seconds
TestRunner_mesh-tester        PASS      5.97 seconds
TestRunner_smp-tester         PASS      7.14 seconds
TestRunner_userchan-tester    PASS      5.06 seconds
IncrementalBuild              PASS      108.20 seconds

Details
##############################
Test: CheckPatch - FAIL
Desc: Run checkpatch.pl script
Output:
[v2,5/5] Bluetooth: Remove hci_request.{c,h}
WARNING: added, moved or deleted file(s), does MAINTAINERS need updating?
#192: 
deleted file mode 100644

total: 0 errors, 1 warnings, 0 checks, 61 lines checked

NOTE: For some of the reported defects, checkpatch may be able to
      mechanically convert to the typical style using --fix or --fix-inplace.

/github/workspace/src/src/13720181.patch has style problems, please review.

NOTE: Ignored message types: UNKNOWN_COMMIT_ID

NOTE: If any of the errors are false positives, please report
      them to the maintainer, see CHECKPATCH in MAINTAINERS.


##############################
Test: CheckSparse - WARNING
Desc: Run sparse tool with linux kernel
Output:
net/bluetooth/hci_event.c: note: in included file (through include/net/bluetooth/hci_core.h):
##############################
Test: CheckSmatch - WARNING
Desc: Run smatch tool with source
Output:
net/bluetooth/hci_event.c: note: in included file (through include/net/bluetooth/hci_core.h):


---
Regards,
Linux Bluetooth

[e-mail] July 8, 2024, 9:20 p.m. UTC | #2

Hello:

This series was applied to bluetooth/bluetooth-next.git (master)
by Luiz Augusto von Dentz <[e-mail]>:

On Tue,  2 Jul 2024 15:11:53 -0400 you wrote:
> From: Luiz Augusto von Dentz <[e-mail]>
> 
> hci_request functions are considered deprecated so this replaces the
> usage of hci_req_sync with hci_inquiry_sync.
> 
> Signed-off-by: Luiz Augusto von Dentz <[e-mail]>
> 
> [...]

Here is the summary with links:
  - [v2,1/5] Bluetooth: hci_core: Remove usage of hci_req_sync
    https://git.kernel.org/bluetooth/bluetooth-next/c/ca90ffabe5a0
  - [v2,2/5] Bluetooth: hci_core: Don't use hci_prepare_cmd
    https://git.kernel.org/bluetooth/bluetooth-next/c/cac754c132f9
  - [v2,3/5] Bluetooth: hci_sync: Move handling of interleave_scan
    https://git.kernel.org/bluetooth/bluetooth-next/c/a7ba3b143b9b
  - [v2,4/5] Bluetooth: hci_sync: Remove remaining dependencies of hci_request
    https://git.kernel.org/bluetooth/bluetooth-next/c/25f60b6ca512
  - [v2,5/5] Bluetooth: Remove hci_request.{c,h}
    https://git.kernel.org/bluetooth/bluetooth-next/c/46de0fe98f5e

You are awesome, thank you!

Patch

diff --git a/include/net/bluetooth/hci_sync.h b/include/net/bluetooth/hci_sync.h
index 20168732f20e..620e6014beb2 100644
--- a/include/net/bluetooth/hci_sync.h
+++ b/include/net/bluetooth/hci_sync.h
@@ -131,6 +131,8 @@  int hci_update_discoverable(struct hci_dev *hdev);
 
 int hci_update_connectable_sync(struct hci_dev *hdev);
 
+int hci_inquiry_sync(struct hci_dev *hdev, u8 length, u8 num_rsp);
+
 int hci_start_discovery_sync(struct hci_dev *hdev);
 int hci_stop_discovery_sync(struct hci_dev *hdev);
 
diff --git a/net/bluetooth/hci_core.c b/net/bluetooth/hci_core.c
index db9b9bb7d74d..cce755a84ea7 100644
--- a/net/bluetooth/hci_core.c
+++ b/net/bluetooth/hci_core.c
@@ -312,33 +312,12 @@  static int inquiry_cache_dump(struct hci_dev *hdev, int num, __u8 *buf)
 	return copied;
 }
 
-static int hci_inq_req(struct hci_request *req, unsigned long opt)
-{
-	struct hci_inquiry_req *ir = (struct hci_inquiry_req *) opt;
-	struct hci_dev *hdev = req->hdev;
-	struct hci_cp_inquiry cp;
-
-	BT_DBG("%s", hdev->name);
-
-	if (test_bit(HCI_INQUIRY, &hdev->flags))
-		return 0;
-
-	/* Start Inquiry */
-	memcpy(&cp.lap, &ir->lap, 3);
-	cp.length  = ir->length;
-	cp.num_rsp = ir->num_rsp;
-	hci_req_add(req, HCI_OP_INQUIRY, sizeof(cp), &cp);
-
-	return 0;
-}
-
 int hci_inquiry(void __user *arg)
 {
 	__u8 __user *ptr = arg;
 	struct hci_inquiry_req ir;
 	struct hci_dev *hdev;
 	int err = 0, do_inquiry = 0, max_rsp;
-	long timeo;
 	__u8 *buf;
 
 	if (copy_from_user(&ir, ptr, sizeof(ir)))
@@ -377,11 +356,11 @@  int hci_inquiry(void __user *arg)
 	}
 	hci_dev_unlock(hdev);
 
-	timeo = ir.length * msecs_to_jiffies(2000);
-
 	if (do_inquiry) {
-		err = hci_req_sync(hdev, hci_inq_req, (unsigned long) &ir,
-				   timeo, NULL);
+		hci_req_sync_lock(hdev);
+		err = hci_inquiry_sync(hdev, ir.length, ir.num_rsp);
+		hci_req_sync_unlock(hdev);
+
 		if (err < 0)
 			goto done;
 
diff --git a/net/bluetooth/hci_sync.c b/net/bluetooth/hci_sync.c
index 76b283b8e90d..46b394842a27 100644
--- a/net/bluetooth/hci_sync.c
+++ b/net/bluetooth/hci_sync.c
@@ -347,10 +347,9 @@  static int scan_disable_sync(struct hci_dev *hdev, void *data)
 	return hci_scan_disable_sync(hdev);
 }
 
-static int hci_inquiry_sync(struct hci_dev *hdev, u8 length);
 static int interleaved_inquiry_sync(struct hci_dev *hdev, void *data)
 {
-	return hci_inquiry_sync(hdev, DISCOV_INTERLEAVED_INQUIRY_LEN);
+	return hci_inquiry_sync(hdev, DISCOV_INTERLEAVED_INQUIRY_LEN, 0);
 }
 
 static void le_scan_disable(struct work_struct *work)
@@ -5662,7 +5661,7 @@  int hci_update_connectable_sync(struct hci_dev *hdev)
 	return hci_update_passive_scan_sync(hdev);
 }
 
-static int hci_inquiry_sync(struct hci_dev *hdev, u8 length)
+int hci_inquiry_sync(struct hci_dev *hdev, u8 length, u8 num_rsp)
 {
 	const u8 giac[3] = { 0x33, 0x8b, 0x9e };
 	const u8 liac[3] = { 0x00, 0x8b, 0x9e };
@@ -5685,6 +5684,7 @@  static int hci_inquiry_sync(struct hci_dev *hdev, u8 length)
 		memcpy(&cp.lap, giac, sizeof(cp.lap));
 
 	cp.length = length;
+	cp.num_rsp = num_rsp;
 
 	return __hci_cmd_sync_status(hdev, HCI_OP_INQUIRY,
 				     sizeof(cp), &cp, HCI_CMD_TIMEOUT);
@@ -5771,7 +5771,7 @@  static int hci_start_interleaved_discovery_sync(struct hci_dev *hdev)
 	if (err)
 		return err;
 
-	return hci_inquiry_sync(hdev, DISCOV_BREDR_INQUIRY_LEN);
+	return hci_inquiry_sync(hdev, DISCOV_BREDR_INQUIRY_LEN, 0);
 }
 
 int hci_start_discovery_sync(struct hci_dev *hdev)
@@ -5783,7 +5783,7 @@  int hci_start_discovery_sync(struct hci_dev *hdev)
 
 	switch (hdev->discovery.type) {
 	case DISCOV_TYPE_BREDR:
-		return hci_inquiry_sync(hdev, DISCOV_BREDR_INQUIRY_LEN);
+		return hci_inquiry_sync(hdev, DISCOV_BREDR_INQUIRY_LEN, 0);
 	case DISCOV_TYPE_INTERLEAVED:
 		/* When running simultaneous discovery, the LE scanning time
 		 * should occupy the whole discovery time sine BR/EDR inquiry