[PATCH v3 1/1] Bluetooth: Remove unneeded commands for suspend

2021-03-03 Thread Abhishek Pandit-Subedi
er to clear the event filter. Signed-off-by: Abhishek Pandit-Subedi Reviewed-by: Archie Pusaka Reviewed-by: Alain Michaud --- Changes in v3: * Minor change to if statement Changes in v2: * Removed hci_dev_lock from hci_cc_set_event_filter since flags are set/cleared atomically include/net/blue

[PATCH v3 0/1] Bluetooth: Suspend improvements

2021-03-03 Thread Abhishek Pandit-Subedi
tests). Thanks Abhishek Changes in v3: * Minor change to if statement Changes in v2: * Removed hci_dev_lock from hci_cc_set_event_filter since flags are set/cleared atomically Abhishek Pandit-Subedi (1): Bluetooth: Remove unneeded commands for suspend include/net/bluetooth/hci.h | 1 + net

[PATCH v2 0/1] Bluetooth: Suspend improvements

2021-03-02 Thread Abhishek Pandit-Subedi
tests). Thanks Abhishek Changes in v2: * Removed hci_dev_lock from hci_cc_set_event_filter since flags are set/cleared atomically Abhishek Pandit-Subedi (1): Bluetooth: Remove unneeded commands for suspend include/net/bluetooth/hci.h | 1 + net/bluetooth/hci_event.c | 24

[PATCH v2 1/1] Bluetooth: Remove unneeded commands for suspend

2021-03-02 Thread Abhishek Pandit-Subedi
er to clear the event filter. Signed-off-by: Abhishek Pandit-Subedi Reviewed-by: Archie Pusaka Reviewed-by: Alain Michaud --- Changes in v2: * Removed hci_dev_lock from hci_cc_set_event_filter since flags are set/cleared atomically include/net/bluetooth/hci.h | 1 + net/bluetooth/hci_event.c

[PATCH 2/2] Bluetooth: Remove unneeded commands for suspend

2021-03-01 Thread Abhishek Pandit-Subedi
er to clear the event filter. Signed-off-by: Abhishek Pandit-Subedi Reviewed-by: Archie Pusaka Reviewed-by: Alain Michaud --- include/net/bluetooth/hci.h | 1 + net/bluetooth/hci_event.c | 31 ++ net/bluetooth/hci_request.c | 44 +++-- 3

[PATCH 1/2] Bluetooth: Notify suspend on le conn failed

2021-03-01 Thread Abhishek Pandit-Subedi
spend thread when that is the case. Signed-off-by: Abhishek Pandit-Subedi Reviewed-by: Archie Pusaka --- Here is an HCI trace when the issue occurred. < HCI Command: LE Create Connection (0x08|0x000d) plen 25 #18 [hci0] 2021-02-03 21:42:35.130208

[PATCH 0/2] Bluetooth: Suspend improvements

2021-03-01 Thread Abhishek Pandit-Subedi
tests). Thanks Abhishek Abhishek Pandit-Subedi (2): Bluetooth: Notify suspend on le conn failed Bluetooth: Remove unneeded commands for suspend include/net/bluetooth/hci.h | 1 + net/bluetooth/hci_conn.c| 10 + net/bluetooth/hci_event.c | 31 ++ net

Re: [PATCH v3] Bluetooth: btrtl: Enable WBS for the specific Realtek devices

2021-01-21 Thread Abhishek Pandit-Subedi
Thanks Max. Patch v3 looks good to me. Reviewed-by: Abhishek Pandit-Subedi On Thu, Jan 21, 2021 at 5:59 PM wrote: > > From: Max Chou > > By this change, it will enable WBS supported on the specific Realtek BT > devices, such as RTL8822C and RTL8852A. > In the future, it&

Re: [PATCH v2] Bluetooth: btrtl: Enable WBS for the specific Realtek devices

2021-01-21 Thread Abhishek Pandit-Subedi
e. > > Tested-by: Hilda Wu > Reviewed-by: Abhishek Pandit-Subedi > Signed-off-by: Max Chou > > --- > v2: > - edit the null check > --- > drivers/bluetooth/btrtl.c | 28 > 1 file changed, 24 insertions(+), 4 deletions(-) > > d

[PATCH 1/3] Bluetooth: btusb: Refactor gpio reset

2021-01-19 Thread Abhishek Pandit-Subedi
Refactor gpio reset to use a common gpio reset function. Signed-off-by: Abhishek Pandit-Subedi Reviewed-by: Miao-chen Chou --- drivers/bluetooth/btusb.c | 59 +-- 1 file changed, 19 insertions(+), 40 deletions(-) diff --git a/drivers/bluetooth/btusb.c b

[PATCH 0/3] Bluetooth: btusb: Expose hw reset to debugfs

2021-01-19 Thread Abhishek Pandit-Subedi
5, etc) in subsequent changes. Thanks Abhishek Abhishek Pandit-Subedi (3): Bluetooth: btusb: Refactor gpio reset Bluetooth: btusb: Trigger gpio reset quicker Bluetooth: btusb: Expose reset gpio to debugfs drivers/bluetooth/btusb.c | 107 +++--- 1 file c

[PATCH 3/3] Bluetooth: btusb: Expose reset gpio to debugfs

2021-01-19 Thread Abhishek Pandit-Subedi
If btusb has a reset gpio, expose it to userspace so we can toggle the reset gpio directly. This is useful for testing and error recovery. Signed-off-by: Abhishek Pandit-Subedi Reviewed-by: Miao-chen Chou --- drivers/bluetooth/btusb.c | 46 +++ 1 file

[PATCH 2/3] Bluetooth: btusb: Trigger gpio reset quicker

2021-01-19 Thread Abhishek Pandit-Subedi
flight so they recommend resetting on the third failed command). Signed-off-by: Abhishek Pandit-Subedi Reviewed-by: Miao-chen Chou Reviewed-by: Daniel Winkler --- drivers/bluetooth/btusb.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/drivers/bluetooth/btusb.c b/drivers

Re: [PATCH] Bluetooth: btrtl: Enable WBS for the specific Realtek devices

2021-01-18 Thread Abhishek Pandit-Subedi
Hi Max, On Mon, Jan 18, 2021 at 3:28 AM wrote: > > From: Max Chou > > By this change, it will enable WBS supported on the specific Realtek BT > devices, such as RTL8822C and RTL8852A. > In the future, it's able to maintain what the Realtek devices support WBS > here. > > Tested-by: Hilda Wu > S

[PATCH v2] Bluetooth: btrtl: Add null check in setup

2021-01-05 Thread Abhishek Pandit-Subedi
l role) Signed-off-by: Abhishek Pandit-Subedi --- Changes in v2: - Added nullcheck with goto done drivers/bluetooth/btrtl.c | 4 1 file changed, 4 insertions(+) diff --git a/drivers/bluetooth/btrtl.c b/drivers/bluetooth/btrtl.c index 1abf6a4d6727..24f03a1f8d57 100644 --- a/drivers/blu

[PATCH] Bluetooth: btrtl: Add null check in setup

2020-12-22 Thread Abhishek Pandit-Subedi
l role) Signed-off-by: Abhishek Pandit-Subedi --- drivers/bluetooth/btrtl.c | 23 +-- 1 file changed, 13 insertions(+), 10 deletions(-) diff --git a/drivers/bluetooth/btrtl.c b/drivers/bluetooth/btrtl.c index 1abf6a4d672734f..978f3c773856b05 100644 --- a/drivers/bluetooth/b

[PATCH] Bluetooth: btrtl: Enable central-peripheral role

2020-12-22 Thread Abhishek Pandit-Subedi
Signed-off-by: Abhishek Pandit-Subedi --- drivers/bluetooth/btrtl.c | 15 +-- 1 file changed, 13 insertions(+), 2 deletions(-) diff --git a/drivers/bluetooth/btrtl.c b/drivers/bluetooth/btrtl.c index 94df4e94999d5c8..1abf6a4d672734f 100644 --- a/drivers/bluetooth/btrtl.c +++ b/drivers

Re: [PATCH v1] Bluetooth: Set missing suspend task bits

2020-12-21 Thread Abhishek Pandit-Subedi
etion handler. Thanks, Abhishek On Mon, Dec 21, 2020 at 6:35 AM Dmitry Osipenko wrote: > > 04.12.2020 06:14, Howard Chung пишет: > > From: Abhishek Pandit-Subedi > > > > When suspending, mark SUSPEND_SCAN_ENABLE and SUSPEND_SCAN_DISABLE tasks > > correctly when either

[PATCH] Bluetooth: Pause service discovery for suspend

2020-12-17 Thread Abhishek Pandit-Subedi
Just like MGMT_OP_START_DISCOVERY, we should reject MGMT_OP_START_SERVICE_DISCOVERY with MGMT_STATUS_BUSY when we are paused for suspend. Signed-off-by: Abhishek Pandit-Subedi --- On ChromeOS, we started getting reports of scanning failing after resuming from suspend. The root cause was that

[PATCH 0/1] Bluetooth: Further improvements for suspend tasks

2020-12-07 Thread Abhishek Pandit-Subedi
ernel/git/bluetooth/bluetooth-next.git/commit/?id=36afe87ac10fd71f98c40ccf9923b83e0d3fab68 This fix was tested after reverting all our local patches, applying the upstream patches and this patch on top. Thanks Abhishek Abhishek Pandit-Subedi (1): Bluetooth: Remove hci_req_le_suspend_config

[PATCH 1/1] Bluetooth: Remove hci_req_le_suspend_config

2020-12-07 Thread Abhishek Pandit-Subedi
in Michaud Signed-off-by: Abhishek Pandit-Subedi --- net/bluetooth/hci_request.c | 25 - 1 file changed, 8 insertions(+), 17 deletions(-) diff --git a/net/bluetooth/hci_request.c b/net/bluetooth/hci_request.c index 71bffd745472043..5aa7bd5030a218c 100644 --- a/net

Re: [PATCH 0/3] Bluetooth: Power down controller when suspending

2020-11-24 Thread Abhishek Pandit-Subedi
Re-send to NXP email addresses for Chin-Ran Lo and Amitkumar Karwar (Marvell wireless IP acquired by NXP) On Tue, Nov 24, 2020 at 11:02 AM Abhishek Pandit-Subedi wrote: > > Hi Marcel, > > > On Mon, Nov 23, 2020 at 3:46 AM Marcel Holtmann wrote: > > > > Hi Abhishek,

Re: [PATCH 0/3] Bluetooth: Power down controller when suspending

2020-11-24 Thread Abhishek Pandit-Subedi
Hi Marcel, On Mon, Nov 23, 2020 at 3:46 AM Marcel Holtmann wrote: > > Hi Abhishek, > > > This patch series adds support for a quirk that will power down the > > Bluetooth controller when suspending and power it back up when resuming. > > > > On Marvell SDIO Bluetooth controllers (SD8897 and SD89

[PATCH 3/3] Bluetooth: btmrvl_sdio: Power down when suspending

2020-11-18 Thread Abhishek Pandit-Subedi
meter, power_down_suspend (which defaults to false). Signed-off-by: Abhishek Pandit-Subedi --- drivers/bluetooth/btmrvl_sdio.c | 10 ++ 1 file changed, 10 insertions(+) diff --git a/drivers/bluetooth/btmrvl_sdio.c b/drivers/bluetooth/btmrvl_sdio.c index 33d58b30c5acfc..e2e4917b4fe589 100644

[PATCH 2/3] Bluetooth: Add quirk to power down on suspend

2020-11-18 Thread Abhishek Pandit-Subedi
Some older controllers fail to enter a quiescent state reliably when supporting remote wake. For those cases, add a quirk that will power down the controller when suspending and power it back up when resuming. Signed-off-by: Abhishek Pandit-Subedi Reviewed-by: Miao-chen Chou --- include/net

[PATCH 1/3] Bluetooth: Rename and move clean_up_hci_state

2020-11-18 Thread Abhishek Pandit-Subedi
Rename clean_up_hci_state and move to the core header so that we can power down the controller from within the kernel rather than just via mgmt commands. Signed-off-by: Abhishek Pandit-Subedi Reviewed-by: Daniel Winkler Reviewed-by: Miao-chen Chou --- include/net/bluetooth/hci_core.h | 2

[PATCH 0/3] Bluetooth: Power down controller when suspending

2020-11-18 Thread Abhishek Pandit-Subedi
h_AdapterSRHealth (basic suite) - bluetooth_AdapterSRHealth.sr_reconnect_classic_hid_stress - bluetooth_AdapterSRHealth.sr_reconnect_le_hid_stress Thanks, Abhishek Abhishek Pandit-Subedi (3): Bluetooth: Rename and move clean_up_hci_state Bluetooth: Add quirk to power down on suspend Bluetooth

Re: [PATCH v1] Bluetooth: hci_qca: Handle spurious wakeup from SoC

2020-11-16 Thread Abhishek Pandit-Subedi
Hi Venkata, I think this code would be simplified by using a delayed_work struct instead of a timer. Based on your commit description: On Sun, Nov 15, 2020 at 9:59 AM Venkata Lakshmi Narayana Gubba wrote: > > Added timer to handle spurious wakeup from SoC. > Timer is started when wake indicator

Re: [PATCH 1/1] kobject: Don't emit change events if not in sysfs

2020-10-20 Thread Abhishek Pandit-Subedi
ged. Please consider this patch abandoned. Abhishek On Mon, Oct 19, 2020 at 10:56 PM Greg Kroah-Hartman wrote: > > On Mon, Oct 19, 2020 at 03:32:57PM -0700, Abhishek Pandit-Subedi wrote: > > Add a check to make sure the kobj is created and in sysfs before sending > > a change eve

Re: Update WCN3991 FW file

2020-10-20 Thread Abhishek Pandit-Subedi
It looks like we hadn't merged an earlier update to crnv32.bin in ChromeOS: ad1da95 - QCA : Updated firmware files for WCN3991 (3 weeks ago) After merging that commit, everything is working as expected. -- Tested-by: Abhishek Pandit-Subedi On Mon, Oct 19, 2020 at 2:37 PM Abhishek P

[PATCH 1/1] kobject: Don't emit change events if not in sysfs

2020-10-19 Thread Abhishek Pandit-Subedi
nt on wakeup_sysfs_add/remove) Signed-off-by: Abhishek Pandit-Subedi --- lib/kobject_uevent.c | 5 + 1 file changed, 5 insertions(+) diff --git a/lib/kobject_uevent.c b/lib/kobject_uevent.c index 7998affa45d49a..f08197e907d5ce 100644 --- a/lib/kobject_uevent.c +++ b/lib/kobject_uevent.c @@ -473,6 +4

[PATCH 0/1] kobject: Don't emit change events if not in sysfs

2020-10-19 Thread Abhishek Pandit-Subedi
s/bus/usb/devices/2-3 > Check class of first interface ... > No access to first interface. Exit I've added a patch to fix the former problem here and confirmed via udevadm monitor that no CHANGE requests are seen for devices before they emit the ADD event. Thanks Abhis

Re: Update WCN3991 FW file

2020-10-19 Thread Abhishek Pandit-Subedi
Nack. This resulted in a boot loop on ChromeOS. It looks like only 'crbtfw32.tlv' was changed and not 'crnv32.bin'. Abhishek On Sat, Oct 17, 2020 at 8:33 AM wrote: > > > Hi Team, > > Please include updated firmware bin for WCN3991. > > Snapshot of pull request is as below, let me know if anythi

[PATCH] Bluetooth: hci_h5: Add driver capabilities for RTL8822CS

2020-10-09 Thread Abhishek Pandit-Subedi
822CS capabilities to show it supports wideband speech and has valid le states (allows central peripheral role). Signed-off-by: Abhishek Pandit-Subedi --- drivers/bluetooth/hci_h5.c | 53 +++--- 1 file changed, 44 insertions(+), 9 deletions(-) diff --git a/drivers/blue

Re: [PATCH v1] Bluetooth: hci_qca: Wait for timeout during suspend

2020-10-06 Thread Abhishek Pandit-Subedi
Reviewed-by: Abhishek Pandit-Subedi On Tue, Oct 6, 2020 at 8:20 AM Balakrishna Godavarthi wrote: > > From: Venkata Lakshmi Narayana Gubba > > Currently qca_suspend() is relied on IBS mechanism. During > FW download and memory dump collections, IBS will be disabled. > In t

Re: [PATCH v1] Bluetooth: hci_qca: Enhance retry logic in qca_setup

2020-10-06 Thread Abhishek Pandit-Subedi
Reviewed-by: Abhishek Pandit-Subedi On Mon, Oct 5, 2020 at 11:33 PM Balakrishna Godavarthi wrote: > > Currently driver only retries to download FW if FW downloading > is failed. Sometimes observed command timeout for version request > command, if this happen on some platforms duri

[PATCH] Bluetooth: btqca: Add valid le states quirk

2020-09-30 Thread Abhishek Pandit-Subedi
WCN3991 supports connectable advertisements so we need to add the valid le states quirk so the 'central-peripheral' role is exposed in userspace. Signed-off-by: Abhishek Pandit-Subedi --- Example result showing the central-peripheral role correctly. localhost # bluetoothctl show Con

Re: [PATCH] Bluetooth: btusb: Avoid unnecessary reset upon system resume

2020-09-24 Thread Abhishek Pandit-Subedi
+ Alex Lu (who contributed the original change) Hi Kai-Heng, On Thu, Sep 24, 2020 at 12:10 AM Kai-Heng Feng wrote: > > [+Cc linux-usb] > > Hi Abhishek, > > > On Sep 24, 2020, at 04:41, Abhishek Pandit-Subedi > > wrote: > > > > Hi Kai-Heng, >

Re: [PATCH] Bluetooth: btusb: Avoid unnecessary reset upon system resume

2020-09-23 Thread Abhishek Pandit-Subedi
Hi Kai-Heng, Which Realtek controller is this on? Specifically for RTL8822CE, we tested without reset_resume being set and that was causing the controller being reset without bluez ever learning about it (resulting in devices being unusable without toggling the BT power). If the firmware doesn't

[RESEND PATCH] Bluetooth: Only mark socket zapped after unlocking

2020-09-11 Thread Abhishek Pandit-Subedi
lock: 0xff804410aac0, .magic: , .owner: /-1, .owner_cpu: 0 [ 3465.430332] Causing a watchdog bite! Signed-off-by: Abhishek Pandit-Subedi Reported-by: Balakrishna Godavarthi Reviewed-by: Manish Mandlik --- We had some more data available (outside of dmesg and oops) that led us to suspect a

[RESEND PATCH] bluetooth: Set ext scan response only when it exists

2020-09-11 Thread Abhishek Pandit-Subedi
Data length: 0x0d Name (short): Chromebook > HCI Event: Command Complete (0x0e) plen 4 LE Set Extended Scan Response Data (0x08|0x0038) ncmd 1 Status: Invalid HCI Command Parameters (0x12) Signed-off-by: Abhishek Pandit-Subedi Reviewed-by: Daniel Winkler --- net

[PATCH v2 1/3] Bluetooth: Add mgmt suspend and resume events

2020-09-11 Thread Abhishek Pandit-Subedi
Add the controller suspend and resume events, which will signal when Bluetooth has completed preparing for suspend and when it's ready for resume. Signed-off-by: Abhishek Pandit-Subedi Reviewed-by: Miao-chen Chou Reviewed-by: Sonny Sasaka --- Changes in v2: - Added suspend/resume even

[PATCH v2 2/3] Bluetooth: Add suspend reason for device disconnect

2020-09-11 Thread Abhishek Pandit-Subedi
Update device disconnect event with reason 0x5 to indicate that device disconnected because the controller is suspending. Signed-off-by: Abhishek Pandit-Subedi Reviewed-by: Miao-chen Chou Reviewed-by: Sonny Sasaka --- Changes in v2: None include/net/bluetooth/mgmt.h | 1 + net/bluetooth

[PATCH v2 3/3] Bluetooth: Emit controller suspend and resume events

2020-09-11 Thread Abhishek Pandit-Subedi
spend state: Page scanning and/or passive scanning (2) @ MGMT Event: Controller Resumed (0x002e) plen 8 Wake reason: Remote wake due to peer device connection (2) LE Address: CD:F3:CD:13:C5:9A (OUI CD-F3-CD) Signed-off-by: Abhishek Pandit-Subedi Reviewed-by: Miao-chen

[PATCH v2 0/3] Bluetooth: Emit events for suspend/resume

2020-09-11 Thread Abhishek Pandit-Subedi
. Patch for btmon changes: https://patchwork.kernel.org/patch/11743863/ Please take a look. Abhishek Changes in v2: - Added suspend/resume events to list of mgmt events Abhishek Pandit-Subedi (3): Bluetooth: Add mgmt suspend and resume events Bluetooth: Add suspend reason for device disconnect

[RESEND PATCH 2/3] Bluetooth: Add suspend reason for device disconnect

2020-09-11 Thread Abhishek Pandit-Subedi
Update device disconnect event with reason 0x5 to indicate that device disconnected because the controller is suspending. Signed-off-by: Abhishek Pandit-Subedi Reviewed-by: Miao-chen Chou Reviewed-by: Sonny Sasaka --- include/net/bluetooth/mgmt.h | 1 + net/bluetooth/mgmt.c | 4

[RESEND PATCH 3/3] Bluetooth: Emit controller suspend and resume events

2020-09-11 Thread Abhishek Pandit-Subedi
spend state: Page scanning and/or passive scanning (2) @ MGMT Event: Controller Resumed (0x002e) plen 8 Wake reason: Remote wake due to peer device connection (2) LE Address: CD:F3:CD:13:C5:9A (OUI CD-F3-CD) Signed-off-by: Abhishek Pandit-Subedi Reviewed-by: Miao-chen

[RESEND PATCH 0/3] Bluetooth: Emit events for suspend/resume

2020-09-11 Thread Abhishek Pandit-Subedi
. Patch for btmon changes: https://patchwork.kernel.org/patch/11743863/ Please take a look. Abhishek Abhishek Pandit-Subedi (3): Bluetooth: Add mgmt suspend and resume events Bluetooth: Add suspend reason for device disconnect Bluetooth: Emit controller suspend and resume events include/net

[RESEND PATCH 1/3] Bluetooth: Add mgmt suspend and resume events

2020-09-11 Thread Abhishek Pandit-Subedi
Add the controller suspend and resume events, which will signal when Bluetooth has completed preparing for suspend and when it's ready for resume. Signed-off-by: Abhishek Pandit-Subedi Reviewed-by: Miao-chen Chou Reviewed-by: Sonny Sasaka --- include/net/bluetooth/hci_core.h

[PATCH] Bluetooth: Re-order clearing suspend tasks

2020-09-09 Thread Abhishek Pandit-Subedi
Unregister_pm_notifier is a blocking call so suspend tasks should be cleared beforehand. Otherwise, the notifier will wait for completion before returning (and we encounter a 2s timeout on resume). Fixes: 0e9952804ec9c8 (Bluetooth: Clear suspend tasks on unregister) Signed-off-by: Abhishek Pandit

[PATCH] Bluetooth: Re-order clearing suspend tasks

2020-09-09 Thread Abhishek Pandit-Subedi
Unregister_pm_notifier is a blocking call so suspend tasks should be cleared beforehand. Otherwise, the notifier will wait for completion before returning (and we encounter a 2s timeout on resume). Fixes: 0e9952804ec9c8 (Bluetooth: Clear suspend tasks on unregister) Signed-off-by: Abhishek Pandit

Re: [PATCH] Bluetooth: Clear suspend tasks on unregister

2020-08-31 Thread Abhishek Pandit-Subedi
y add 2s to the resume time otherwise. > > > > Fixes: 4e8c36c3b0d73d (Bluetooth: Fix suspend notifier race) > > Signed-off-by: Abhishek Pandit-Subedi > > --- > > This was discovered with RT8822CE using the btusb driver. This chipset > > will reset on resume dur

[PATCH v2] Bluetooth: Clear suspend tasks on unregister

2020-08-31 Thread Abhishek Pandit-Subedi
While unregistering, make sure to clear the suspend tasks before cancelling the work. If the unregister is called during resume from suspend, this will unnecessarily add 2s to the resume time otherwise. Fixes: 4e8c36c3b0d73d (Bluetooth: Fix suspend notifier race) Signed-off-by: Abhishek Pandit

Re: [PATCH] Bluetooth: Clear suspend tasks on unregister

2020-08-26 Thread Abhishek Pandit-Subedi
Please disregard this earlier email without the Fixes tag. On Wed, Aug 26, 2020 at 3:26 PM Abhishek Pandit-Subedi wrote: > > While unregistering, make sure to clear the suspend tasks before > cancelling the work. If the unregister is called during resume from > suspend, this will u

[PATCH] Bluetooth: Clear suspend tasks on unregister

2020-08-26 Thread Abhishek Pandit-Subedi
While unregistering, make sure to clear the suspend tasks before cancelling the work. If the unregister is called during resume from suspend, this will unnecessarily add 2s to the resume time otherwise. Fixes: 4e8c36c3b0d73d (Bluetooth: Fix suspend notifier race) Signed-off-by: Abhishek Pandit

[PATCH] Bluetooth: Clear suspend tasks on unregister

2020-08-26 Thread Abhishek Pandit-Subedi
While unregistering, make sure to clear the suspend tasks before cancelling the work. If the unregister is called during resume from suspend, this will unnecessarily add 2s to the resume time otherwise. Signed-off-by: Abhishek Pandit-Subedi --- This was discovered with RT8822CE using the btusb

Re: [PATCH 0/3] Bluetooth: Emit events for suspend/resume

2020-08-18 Thread Abhishek Pandit-Subedi
. finding spurious wakes due to BT in suspend stress tests, asserting that wakeup from peers occurred as expected in tests) Abhishek On Tue, Aug 4, 2020 at 10:11 AM Abhishek Pandit-Subedi wrote: > > Hi, > > Gentle reminder that this is waiting for feedback. Related userspace > chan

[PATCH] Bluetooth: Only mark socket zapped after unlocking

2020-08-15 Thread Abhishek Pandit-Subedi
lock: 0xff804410aac0, .magic: , .owner: /-1, .owner_cpu: 0 [ 3465.430332] Causing a watchdog bite! Signed-off-by: Abhishek Pandit-Subedi Reported-by: Balakrishna Godavarthi Reviewed-by: Manish Mandlik --- We had some more data available (outside of dmesg and oops) that led us to suspect a

[PATCH] bluetooth: Set ext scan response only when it exists

2020-08-14 Thread Abhishek Pandit-Subedi
Data length: 0x0d Name (short): Chromebook > HCI Event: Command Complete (0x0e) plen 4 LE Set Extended Scan Response Data (0x08|0x0038) ncmd 1 Status: Invalid HCI Command Parameters (0x12) Signed-off-by: Abhishek Pandit-Subedi Reviewed-by: Daniel Winkler --- net

Re: [PATCH 0/3] Bluetooth: Emit events for suspend/resume

2020-08-04 Thread Abhishek Pandit-Subedi
Hi, Gentle reminder that this is waiting for feedback. Related userspace changes are here to see how we plan on using it: https://patchwork.kernel.org/project/bluetooth/list/?series=325777 Thanks Abhishek On Tue, Jul 28, 2020 at 6:42 PM Abhishek Pandit-Subedi wrote: > > > Hi Marcel,

[PATCH] Revert "Bluetooth: btusb: Disable runtime suspend on Realtek devices"

2020-07-29 Thread Abhishek Pandit-Subedi
to enable autosuspend on working systems so it should be reverted. Disabling autosuspend should be done via module param or udev in userspace instead. Signed-off-by: Abhishek Pandit-Subedi --- We have a few Chromebooks using the RTL 8822CE part over USB and they are running without problems with

[PATCH 3/3] Bluetooth: Emit controller suspend and resume events

2020-07-28 Thread Abhishek Pandit-Subedi
spend state: Page scanning and/or passive scanning (2) @ MGMT Event: Controller Resumed (0x002e) plen 8 Wake reason: Remote wake due to peer device connection (2) LE Address: CD:F3:CD:13:C5:9A (OUI CD-F3-CD) Signed-off-by: Abhishek Pandit-Subedi Reviewed-by: Miao-chen

[PATCH 1/3] Bluetooth: Add mgmt suspend and resume events

2020-07-28 Thread Abhishek Pandit-Subedi
Add the controller suspend and resume events, which will signal when Bluetooth has completed preparing for suspend and when it's ready for resume. Signed-off-by: Abhishek Pandit-Subedi Reviewed-by: Miao-chen Chou Reviewed-by: Sonny Sasaka --- include/net/bluetooth/hci_core.h

[PATCH 0/3] Bluetooth: Emit events for suspend/resume

2020-07-28 Thread Abhishek Pandit-Subedi
. Please take a look. Abhishek Abhishek Pandit-Subedi (3): Bluetooth: Add mgmt suspend and resume events Bluetooth: Add suspend reason for device disconnect Bluetooth: Emit controller suspend and resume events include/net/bluetooth/hci_core.h | 6 +++ include/net/bluetooth/mgmt.h | 16

[PATCH 2/3] Bluetooth: Add suspend reason for device disconnect

2020-07-28 Thread Abhishek Pandit-Subedi
Update device disconnect event with reason 0x5 to indicate that device disconnected because the controller is suspending. Signed-off-by: Abhishek Pandit-Subedi Reviewed-by: Miao-chen Chou Reviewed-by: Sonny Sasaka --- include/net/bluetooth/mgmt.h | 1 + net/bluetooth/mgmt.c | 4

[PATCH v3] Bluetooth: Fix suspend notifier race

2020-07-28 Thread Abhishek Pandit-Subedi
t;) Signed-off-by: Abhishek Pandit-Subedi Reviewed-by: Miao-chen Chou --- Hi Marcel, This fixes a race between hci_unregister_dev and the suspend notifier. The suspend notifier handler seemed to be scheduling commands even after it was cleaned up and this was resulting in a panic in cmd_timeou

Re: [PATCH v2] Bluetooth: Fix suspend notifier race

2020-07-28 Thread Abhishek Pandit-Subedi
I sent this a bit too quick without a Fixes tag. Please disregard. v3 coming up. On Tue, Jul 28, 2020 at 9:53 AM Abhishek Pandit-Subedi wrote: > > Unregister from suspend notifications and cancel suspend preparations > before running hci_dev_do_close. Otherwise, the suspend notifier m

[PATCH v2] Bluetooth: Fix suspend notifier race

2020-07-28 Thread Abhishek Pandit-Subedi
[ 832.751147] kthread+0x138/0x140 [ 832.754377] ? pr_cont_work+0x58/0x58 [ 832.758037] ? kthread_blkcg+0x2e/0x2e [ 832.761787] ret_from_fork+0x22/0x40 [ 832.846191] ---[ end trace fa93f466da517212 ]--- Signed-off-by: Abhishek Pandit-Subedi Reviewed-by: Miao-chen Chou --- Hi Marcel, This

[PATCH] Bluetooth: Fix suspend notifier race

2020-07-27 Thread Abhishek Pandit-Subedi
Unregister from suspend notifications and cancel suspend preparations before running hci_dev_do_close. Otherwise, the suspend notifier may race with unregister and cause cmd_timeout even after hdev has been freed. Signed-off-by: Abhishek Pandit-Subedi Reviewed-by: Miao-chen Chou --- Hi Marcel

Re: [power] 47b918cf9a: kmsg.power_supply_ADP1:Error_in_uevent_for_wakeup_sysfs_add

2020-07-14 Thread Abhishek Pandit-Subedi
; > Greeting, > > FYI, we noticed the following commit (built with gcc-9): > > commit: 47b918cf9a1d2b6e36706fd2be2b91e65f490146 ("[PATCH v2 1/1] power: Emit > changed uevent on wakeup_sysfs_add/remove") > url: > https://github.com/0day-ci/linux/commits/Abhis

[PATCH v5 1/1] power: Emit changed uevent on wakeup_sysfs_add/remove

2020-07-07 Thread Abhishek Pandit-Subedi
nable to emit a changed event when adding or removing attributes on the device. Signed-off-by: Abhishek Pandit-Subedi --- Changes in v5: - Ignore return from kobject_uevent when adding to sysfs Changes in v4: - Fix warning where returning from void and tested on device Changes in v3: - Simpl

[PATCH v5 0/1] power: Emit change uevent when updating sysfs

2020-07-07 Thread Abhishek Pandit-Subedi
-3:1.1 (usb) Thanks Abhishek Changes in v5: - Ignore return from kobject_uevent when adding to sysfs Changes in v4: - Fix warning where returning from void and tested on device Changes in v3: - Simplified error handling Changes in v2: - Add newline at end of bt_dev_err Abhishek Pandit-Subedi (1):

Re: [PATCH v4 1/1] power: Emit changed uevent on wakeup_sysfs_add/remove

2020-07-07 Thread Abhishek Pandit-Subedi
Sounds good to me. Patch v5 incoming after compile-test. Thanks Abhishek On Tue, Jul 7, 2020 at 10:16 AM Rafael J. Wysocki wrote: > > On Tue, Jul 7, 2020 at 6:48 PM Abhishek Pandit-Subedi > wrote: > > > > Hi Rafael, > > > > (resent in plain text) > > >

Re: [PATCH v4 1/1] power: Emit changed uevent on wakeup_sysfs_add/remove

2020-07-07 Thread Abhishek Pandit-Subedi
Hi Rafael, (resent in plain text) On Tue, Jul 7, 2020 at 9:28 AM Rafael J. Wysocki wrote: > > On Tue, Jul 7, 2020 at 6:24 PM Abhishek Pandit-Subedi > wrote: > > > > Udev rules that depend on the power/wakeup attribute don't get triggered > > correctly if dev

Re: [PATCH v4 1/1] power: Emit changed uevent on wakeup_sysfs_add/remove

2020-07-07 Thread Abhishek Pandit-Subedi
Built and tested on Chromebook w/ 5.4 kernel. Sorry about the churn -- will start building with warnings = errors before I send patches upstream. Thanks Abhishek On Tue, Jul 7, 2020 at 9:24 AM Abhishek Pandit-Subedi wrote: > > Udev rules that depend on the power/wakeup attribute don

[PATCH v4 0/1] power: Emit change uevent when updating sysfs

2020-07-07 Thread Abhishek Pandit-Subedi
-3:1.1 (usb) Thanks Abhishek Changes in v4: - Fix warning where returning from void and tested on device Changes in v3: - Simplified error handling Changes in v2: - Add newline at end of bt_dev_err Abhishek Pandit-Subedi (1): power: Emit changed uevent on wakeup_sysfs_add/remove drivers/b

[PATCH v4 1/1] power: Emit changed uevent on wakeup_sysfs_add/remove

2020-07-07 Thread Abhishek Pandit-Subedi
nable to emit a changed event when adding or removing attributes on the device. Signed-off-by: Abhishek Pandit-Subedi --- Changes in v4: - Fix warning where returning from void and tested on device Changes in v3: - Simplified error handling Changes in v2: - Add newline at end of bt_dev_err dr

Re: [PATCH v3 1/1] power: Emit changed uevent on wakeup_sysfs_add/remove

2020-07-07 Thread Abhishek Pandit-Subedi
Abhishek On Tue, Jul 7, 2020 at 9:00 AM Greg Kroah-Hartman wrote: > > On Tue, Jul 07, 2020 at 08:49:05AM -0700, Abhishek Pandit-Subedi wrote: > > Udev rules that depend on the power/wakeup attribute don't get triggered > > correctly if device_set_wakeup_capable is called a

[PATCH v3 1/1] power: Emit changed uevent on wakeup_sysfs_add/remove

2020-07-07 Thread Abhishek Pandit-Subedi
nable to emit a changed event when adding or removing attributes on the device. Signed-off-by: Abhishek Pandit-Subedi --- Changes in v3: - Simplified error handling Changes in v2: - Add newline at end of bt_dev_err drivers/base/power/sysfs.c | 9 - 1 file changed, 8 insertions(+), 1 del

[PATCH v3 0/1] power: Emit change uevent when updating sysfs

2020-07-07 Thread Abhishek Pandit-Subedi
nd of bt_dev_err Abhishek Pandit-Subedi (1): power: Emit changed uevent on wakeup_sysfs_add/remove drivers/base/power/sysfs.c | 9 - 1 file changed, 8 insertions(+), 1 deletion(-) -- 2.27.0.212.ge8ba1cc988-goog

Re: [PATCH v2 1/1] power: Emit changed uevent on wakeup_sysfs_add/remove

2020-07-07 Thread Abhishek Pandit-Subedi
Hi Greg, On Tue, Jul 7, 2020 at 7:29 AM Greg Kroah-Hartman wrote: > > On Mon, Jul 06, 2020 at 02:07:17PM -0700, Abhishek Pandit-Subedi wrote: > > Udev rules that depend on the power/wakeup attribute don't get triggered > > correctly if device_set_wakeup_capable is cal

[PATCH v2 0/1] power: Emit change uevent when updating sysfs

2020-07-06 Thread Abhishek Pandit-Subedi
luetooth) KERNEL[36.417447] add /devices/pci:00/:00:15.0/usb1/1-3/1-3:1.0/bluetooth/hci0/rfkill2 (rfkill) KERNEL[36.417481] add /devices/pci:00/:00:15.0/usb1/1-3/1-3:1.1 (usb) Thanks Abhishek Changes in v2: - Add newline at end of bt_dev_err Abhishek Pandit-Subedi (1): pow

[PATCH v2 1/1] power: Emit changed uevent on wakeup_sysfs_add/remove

2020-07-06 Thread Abhishek Pandit-Subedi
nable to emit a changed event when adding or removing attributes on the device. Signed-off-by: Abhishek Pandit-Subedi --- Changes in v2: - Add newline at end of bt_dev_err drivers/base/power/sysfs.c | 21 - 1 file changed, 20 insertions(+), 1 deletion(-) diff --git a/drivers

[PATCH] Bluetooth: btusb: Comment on unbalanced pm reference

2020-06-25 Thread Abhishek Pandit-Subedi
Add a comment clarifying that a PM reference in btusb_qca_cmd_timeout is not unbalanced because it results in a device reset. Signed-off-by: Abhishek Pandit-Subedi --- drivers/bluetooth/btusb.c | 1 + 1 file changed, 1 insertion(+) diff --git a/drivers/bluetooth/btusb.c b/drivers/bluetooth

Re: [PATCH v2] Bluetooth: btusb: Reset port on cmd timeout

2020-06-25 Thread Abhishek Pandit-Subedi
Thanks for the heads up Oliver -- I will send a patch with a comment on this. On Thu, Jun 25, 2020 at 3:22 AM Oliver Neukum wrote: > > Am Mittwoch, den 24.06.2020, 11:11 -0700 schrieb Abhishek Pandit- > Subedi: > > QCA_ROME sometimes gets into a state where it is unresponsive

[PATCH 1/1] power: Emit changed uevent on wakeup_sysfs_add/remove

2020-06-24 Thread Abhishek Pandit-Subedi
nable to emit a changed event when adding or removing attributes on the device. Signed-off-by: Abhishek Pandit-Subedi --- drivers/base/power/sysfs.c | 20 +++- 1 file changed, 19 insertions(+), 1 deletion(-) diff --git a/drivers/base/power/sysfs.c b/drivers/base/power/sysfs.c

[PATCH 0/1] power: Emit change uevent when updating sysfs

2020-06-24 Thread Abhishek Pandit-Subedi
luetooth) KERNEL[36.417447] add /devices/pci:00/:00:15.0/usb1/1-3/1-3:1.0/bluetooth/hci0/rfkill2 (rfkill) KERNEL[36.417481] add /devices/pci:00/:00:15.0/usb1/1-3/1-3:1.1 (usb) Thanks Abhishek Abhishek Pandit-Subedi (1): power: Emit changed uevent on wakeup_sysfs_add/remov

[PATCH] Bluetooth: Don't restart scanning if paused

2020-06-24 Thread Abhishek Pandit-Subedi
When restarting LE scanning, check if it's currently paused before enabling passive scanning. Signed-off-by: Abhishek Pandit-Subedi --- When running suspend stress tests on Chromebooks, we discovered instances where the Chromebook didn't enter the deepest idle states (i.e. S0ix).

[PATCH] Bluetooth: btusb: BTUSB_WAKEUP_DISABLE prevents wake

2020-06-24 Thread Abhishek Pandit-Subedi
When the BTUSB_WAKEUP_DISABLE flag is set, always return true for prevent wake. This tells the suspend notifier not to prepare the controller for reconnections during suspend. Signed-off-by: Abhishek Pandit-Subedi --- Realtek chipsets currently lose their firmware when suspending (except in

[PATCH v2] Bluetooth: btusb: Reset port on cmd timeout

2020-06-24 Thread Abhishek Pandit-Subedi
QCA_ROME sometimes gets into a state where it is unresponsive to commands. Since it doesn't have support for a reset gpio, reset the usb port when this occurs instead. Signed-off-by: Abhishek Pandit-Subedi --- On Chromebooks with this chipset, we encountered cmd_timeout after running su

[PATCH] Bluetooth: btusb: Reset port on cmd timeout

2020-06-24 Thread Abhishek Pandit-Subedi
QCA_ROME doesn't have support for the reset gpio but sometimes gets into a state where it is unresponsive to commands. When this happens, reset the port to attempt to revive the chip. Signed-off-by: Abhishek Pandit-Subedi --- On Chromebooks with this chipset, we encountered cmd_timeout

[PATCH] Bluetooth: Add hci_dev_lock to get/set device flags

2020-06-19 Thread Abhishek Pandit-Subedi
Adding hci_dev_lock since hci_conn_params_(lookup|add) require this lock. Suggested-by: Miao-chen Chou Signed-off-by: Abhishek Pandit-Subedi --- net/bluetooth/mgmt.c | 8 1 file changed, 8 insertions(+) diff --git a/net/bluetooth/mgmt.c b/net/bluetooth/mgmt.c index 2a732cab1dc99d

[PATCH 2/4] Bluetooth: Replace wakeable list with flag

2020-06-16 Thread Abhishek Pandit-Subedi
Since the classic device list now supports flags, convert the wakeable list into a flag on the existing device list. Signed-off-by: Abhishek Pandit-Subedi Reviewed-by: Alain Michaud --- include/net/bluetooth/hci_core.h | 11 ++- net/bluetooth/hci_core.c | 1 - net/bluetooth

[PATCH 1/4] Bluetooth: Add bdaddr_list_with_flags for classic whitelist

2020-06-16 Thread Abhishek Pandit-Subedi
In order to more easily add device flags to classic devices, create a new type of bdaddr_list that supports setting flags. Signed-off-by: Abhishek Pandit-Subedi Reviewed-by: Alain Michaud --- include/net/bluetooth/hci_core.h | 18 -- net/bluetooth/hci_core.c | 58

[PATCH 4/4] Bluetooth: Add get/set device flags mgmt op

2020-06-16 Thread Abhishek Pandit-Subedi
c5 13 cd f3 cd 02 01 00 00 00 01 00 00 00 ... @ MGMT Event: Unknown (0x002a) plen 15 {0x0001} [hci0] 18:06:14.98 90 c5 13 cd f3 cd 02 01 00 00 00 01 00 00 00 ... Signed-off-by: Abhishek Pandit-Subedi Reviewed-by: Alain Michaud --- include/net

[PATCH 0/4] Bluetooth: Implement get/set device flags and device flags changed

2020-06-16 Thread Abhishek Pandit-Subedi
patches once they're cleaned up). I verified that Add Device generates the Device Flags changed on all mgmt interfaces and Set Device Flags skips the one that requested it. This was tested on a Chromebook running kernel 5.4. Abhishek Abhishek Pandit-Subedi (4): Bluetooth

[PATCH 3/4] Bluetooth: Replace wakeable in hci_conn_params

2020-06-16 Thread Abhishek Pandit-Subedi
Replace the wakeable boolean with flags in hci_conn_params and all users of this boolean. This will be used by the get/set device flags mgmt op. Signed-off-by: Abhishek Pandit-Subedi Reviewed-by: Alain Michaud --- include/net/bluetooth/hci_core.h | 2 +- net/bluetooth/hci_request.c | 3

[PATCH v2] ARM: dts: rockchip: Add marvell BT irq config

2020-06-12 Thread Abhishek Pandit-Subedi
Veyron Jaq and Mighty both use the Marvel 8897 WiFi+BT chip. Add wakeup and pinctrl block to devicetree so the btmrvl driver can correctly configure the wakeup interrupt. Signed-off-by: Abhishek Pandit-Subedi Reviewed-by: Reviewed-by: Douglas Anderson --- The Veyron Mighty Chromebook (rk3288

[PATCH] ARM: dts: rockchip: Add marvell BT irq config

2020-06-10 Thread Abhishek Pandit-Subedi
Veyron Jaq and Mighty both use the Marvel 8897 WiFi+BT chip. Add wakeup and pinctrl block to devicetree so the btmrvl driver can correctly configure the wakeup interrupt. Signed-off-by: Abhishek Pandit-Subedi Reviewed-by: Reviewed-by: Douglas Anderson --- The Veyron Mighty Chromebook (rk3288

[PATCH 3/3] Bluetooth: btmrvl_sdio: Refactor irq wakeup

2020-06-10 Thread Abhishek Pandit-Subedi
Use device_init_wakeup to allow the Bluetooth dev to wake the system from suspend. Currently, the device can wake the system but no power/wakeup entry is created in sysfs to allow userspace to disable wakeup. Signed-off-by: Abhishek Pandit-Subedi Reviewed-by: Douglas Anderson --- drivers

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