nvidia-tegra-modules.git/drivers/platform/tegra/rtcpu, branch gpu-paging NVIDIA's kernel modules to support tegra chips (used in Jetson boards) capture-ivc: Fix race condition to update callback 2021-05-21T13:40:27+00:00 Devang Kubavat dkubavat@nvidia.com 2021-04-22T04:20:30+00:00 c8476d100544b6944dcd03f709a08a9e2836ad37 Added synchronization while update, and unregister the callback for each channel-id. In multi-session scenario, it is observed that RCE freed channel id, and for new session allocate same channel-id again by RCE, but capture driver did not unregister the callback and it returns channel context is busy and it ends up with crash. To fix this issue, added semaphore lock for each channel-id with 2 seconds timeout. Bug 200722166 Change-Id: I62faac721511173487392dc40a8b3a529109206a Signed-off-by: Devang Kubavat <dkubavat@nvidia.com> Reviewed-on: https://git-master.nvidia.com/r/c/linux-nvidia/+/2518598 Tested-by: mobile promotions <svcmobile_promotions@nvidia.com> Reviewed-by: mobile promotions <svcmobile_promotions@nvidia.com> 
Added synchronization while update, and unregister the callback for
each channel-id.

In multi-session scenario, it is observed that RCE freed channel id,
and for new session allocate same channel-id again by RCE, but capture
driver did not unregister the callback and it returns channel context
is busy and it ends up with crash.

To fix this issue, added semaphore lock for each channel-id with 2
seconds timeout.

Bug 200722166

Change-Id: I62faac721511173487392dc40a8b3a529109206a
Signed-off-by: Devang Kubavat <dkubavat@nvidia.com>
Reviewed-on: https://git-master.nvidia.com/r/c/linux-nvidia/+/2518598
Tested-by: mobile promotions <svcmobile_promotions@nvidia.com>
Reviewed-by: mobile promotions <svcmobile_promotions@nvidia.com>
camera: Check for pending ivc frames 2021-05-05T16:11:16+00:00 Aniket Bahadarpurkar aniketb@nvidia.com 2021-04-26T10:56:41+00:00 f88bbd4a1e4921a209c55b88dc0e82d61ec61a19 If ivc message handler workqueue is not scheduled, driver will report no reply from camera processor error. This gives impression that rtcpu is in bad state. However, it is possible that some IVC frames are pending read. Hence, before reporting no reply from camera processor we check for pending IVC frames. Bug 3293029 Bug 3291799 Change-Id: I653add5d363a81af816d81e1197868cc289249a2 Signed-off-by: Aniket Bahadarpurkar <aniketb@nvidia.com> Reviewed-on: https://git-master.nvidia.com/r/c/linux-nvidia/+/2520521 (cherry picked from commit d3a7408c12cf1e51288cd1ee56f54668d8fdae1a) Reviewed-on: https://git-master.nvidia.com/r/c/linux-nvidia/+/2524157 Tested-by: mobile promotions <svcmobile_promotions@nvidia.com> Reviewed-by: mobile promotions <svcmobile_promotions@nvidia.com> 
If ivc message handler workqueue is not scheduled, driver
will report no reply from camera processor error. This gives
impression that rtcpu is in bad state. However, it is possible
that some IVC frames are pending read. Hence, before reporting
no reply from camera processor we check for pending IVC frames.

Bug 3293029
Bug 3291799

Change-Id: I653add5d363a81af816d81e1197868cc289249a2
Signed-off-by: Aniket Bahadarpurkar <aniketb@nvidia.com>
Reviewed-on: https://git-master.nvidia.com/r/c/linux-nvidia/+/2520521
(cherry picked from commit d3a7408c12cf1e51288cd1ee56f54668d8fdae1a)
Reviewed-on: https://git-master.nvidia.com/r/c/linux-nvidia/+/2524157
Tested-by: mobile promotions <svcmobile_promotions@nvidia.com>
Reviewed-by: mobile promotions <svcmobile_promotions@nvidia.com>
rtcpu: Unchecked return value 2021-03-30T20:41:15+00:00 Smriti Sharma smritis@nvidia.com 2021-01-26T17:27:16+00:00 0e4c36fdd75f6cf83cbb96a8cbf82a829f096273 Check for error returned by of_property_read_string(). This fix coverity issue : 10075172 Bug 200689436 Change-Id: Ifdaff0d8b43ead1539653cb757a6784312b0e8b3 Signed-off-by: Smriti Sharma <smritis@nvidia.com> Reviewed-on: https://git-master.nvidia.com/r/c/linux-nvidia/+/2475679 Reviewed-by: Dmitry Pervushin <dpervushin@nvidia.com> Reviewed-by: Rahul Jain (SW-TEGRA) <rahuljain@nvidia.com> GVS: Gerrit_Virtual_Submit (cherry picked from commit 9e487f7d6efe682caf9ae1c711422ad74df2c8d2) Reviewed-on: https://git-master.nvidia.com/r/c/linux-nvidia/+/2475671 Reviewed-by: svc-mobile-coverity <svc-mobile-coverity@nvidia.com> Reviewed-by: Phoenix Jung <pjung@nvidia.com> Reviewed-by: mobile promotions <svcmobile_promotions@nvidia.com> Tested-by: mobile promotions <svcmobile_promotions@nvidia.com> 
Check for error returned by of_property_read_string().

This fix coverity issue : 10075172

Bug 200689436

Change-Id: Ifdaff0d8b43ead1539653cb757a6784312b0e8b3
Signed-off-by: Smriti Sharma <smritis@nvidia.com>
Reviewed-on: https://git-master.nvidia.com/r/c/linux-nvidia/+/2475679
Reviewed-by: Dmitry Pervushin <dpervushin@nvidia.com>
Reviewed-by: Rahul Jain (SW-TEGRA) <rahuljain@nvidia.com>
GVS: Gerrit_Virtual_Submit
(cherry picked from commit 9e487f7d6efe682caf9ae1c711422ad74df2c8d2)
Reviewed-on: https://git-master.nvidia.com/r/c/linux-nvidia/+/2475671
Reviewed-by: svc-mobile-coverity <svc-mobile-coverity@nvidia.com>
Reviewed-by: Phoenix Jung <pjung@nvidia.com>
Reviewed-by: mobile promotions <svcmobile_promotions@nvidia.com>
Tested-by: mobile promotions <svcmobile_promotions@nvidia.com>
vi-notify: disable preemption for timestamp adjustment 2021-02-18T18:10:25+00:00 Mika Liljeberg mliljeberg@nvidia.com 2021-02-09T10:15:04+00:00 c430f511cb780a63a5bce4092f59f9588668a923 It has been shown that the kernel warning in get_ts_adjustment() may be triggered under heavy load despite the five retry attempts to calculate the adjustment value for VI timestmaps. Disable kernel preemption while calculating the timestamp adjustment value. Bug 200698271 Change-Id: I697d3dd10ae095b11ce751323db856909157e4c0 Signed-off-by: Mika Liljeberg <mliljeberg@nvidia.com> (cherry picked from commit 69c45588fb3d733bc53887fe81acb5c930721c9e) Reviewed-on: https://git-master.nvidia.com/r/c/linux-nvidia/+/2482517 Tested-by: Martin Chi <mchi@nvidia.com> Tested-by: mobile promotions <svcmobile_promotions@nvidia.com> Reviewed-by: Pekka Pessi <ppessi@nvidia.com> Reviewed-by: Martin Chi <mchi@nvidia.com> Reviewed-by: Semi Malinen <smalinen@nvidia.com> Reviewed-by: Kalle Jokiniemi <kjokiniemi@nvidia.com> Reviewed-by: Bibek Basu <bbasu@nvidia.com> Reviewed-by: svc-mobile-coverity <svc-mobile-coverity@nvidia.com> Reviewed-by: mobile promotions <svcmobile_promotions@nvidia.com> GVS: Gerrit_Virtual_Submit 
It has been shown that the kernel warning in
get_ts_adjustment() may be triggered under heavy
load despite the five retry attempts to calculate
the adjustment value for VI timestmaps.

Disable kernel preemption while calculating the
timestamp adjustment value.

Bug 200698271

Change-Id: I697d3dd10ae095b11ce751323db856909157e4c0
Signed-off-by: Mika Liljeberg <mliljeberg@nvidia.com>
(cherry picked from commit 69c45588fb3d733bc53887fe81acb5c930721c9e)
Reviewed-on: https://git-master.nvidia.com/r/c/linux-nvidia/+/2482517
Tested-by: Martin Chi <mchi@nvidia.com>
Tested-by: mobile promotions <svcmobile_promotions@nvidia.com>
Reviewed-by: Pekka Pessi <ppessi@nvidia.com>
Reviewed-by: Martin Chi <mchi@nvidia.com>
Reviewed-by: Semi Malinen <smalinen@nvidia.com>
Reviewed-by: Kalle Jokiniemi <kjokiniemi@nvidia.com>
Reviewed-by: Bibek Basu <bbasu@nvidia.com>
Reviewed-by: svc-mobile-coverity <svc-mobile-coverity@nvidia.com>
Reviewed-by: mobile promotions <svcmobile_promotions@nvidia.com>
GVS: Gerrit_Virtual_Submit
tegra: capture-ivc: WAR: add check for msg_id 2020-05-26T15:40:30+00:00 Devang Kubavat dkubavat@nvidia.com 2020-05-21T04:55:20+00:00 f950ff09e2028ab2cfe47b04acb50f0446815228 Skip the callback if channel-id is 65, and msg-id is greater than CAPTURE_CHANNEL_ISP_RELEASE_RESP. Channel id 65 is used for csi and it is specific to v4l2. Bug 200617837 Bug 2854501 Change-Id: Id439ef507d4dd2fd5932dec718642dffeb56a5a1 Signed-off-by: Devang Kubavat <dkubavat@nvidia.com> Reviewed-on: https://git-master.nvidia.com/r/c/linux-nvidia/+/2348139 Reviewed-by: automaticguardword <automaticguardword@nvidia.com> Reviewed-by: Automatic_Commit_Validation_User Reviewed-by: Prayas Mohanty <pmohanty@nvidia.com> Reviewed-by: Sudhir Vyas <svyas@nvidia.com> Reviewed-by: mobile promotions <svcmobile_promotions@nvidia.com> GVS: Gerrit_Virtual_Submit Tested-by: mobile promotions <svcmobile_promotions@nvidia.com> 
Skip the callback if channel-id is 65, and msg-id is greater
than CAPTURE_CHANNEL_ISP_RELEASE_RESP. Channel id 65 is used
for csi and it is specific to v4l2.

Bug 200617837
Bug 2854501

Change-Id: Id439ef507d4dd2fd5932dec718642dffeb56a5a1
Signed-off-by: Devang Kubavat <dkubavat@nvidia.com>
Reviewed-on: https://git-master.nvidia.com/r/c/linux-nvidia/+/2348139
Reviewed-by: automaticguardword <automaticguardword@nvidia.com>
Reviewed-by: Automatic_Commit_Validation_User
Reviewed-by: Prayas Mohanty <pmohanty@nvidia.com>
Reviewed-by: Sudhir Vyas <svyas@nvidia.com>
Reviewed-by: mobile promotions <svcmobile_promotions@nvidia.com>
GVS: Gerrit_Virtual_Submit
Tested-by: mobile promotions <svcmobile_promotions@nvidia.com>
tegra: rtcpu: assert resets in reverse order 2019-06-22T09:36:09+00:00 Pekka Pessi ppessi@nvidia.com 2019-04-04T13:47:21+00:00 437d66f49e1b631bd6588b4ef7ff320606959efb Assert resets within a reset group in reverse order they are deasserted. Bug 200477166 Change-Id: If352f172fc1be083cbae8ca9d21dee359f5fe5df Signed-off-by: Pekka Pessi <ppessi@nvidia.com> Reviewed-on: https://git-master.nvidia.com/r/2114674 (cherry picked from commit 595e2f32d53b3b36d1cb646aa0f270a1104675b7) Reviewed-on: https://git-master.nvidia.com/r/2138039 GVS: Gerrit_Virtual_Submit Tested-by: Leon Yu <leoyu@nvidia.com> Reviewed-by: Bibek Basu <bbasu@nvidia.com> Reviewed-by: mobile promotions <svcmobile_promotions@nvidia.com> Tested-by: mobile promotions <svcmobile_promotions@nvidia.com> 
Assert resets within a reset group in reverse order they are
deasserted.

Bug 200477166

Change-Id: If352f172fc1be083cbae8ca9d21dee359f5fe5df
Signed-off-by: Pekka Pessi <ppessi@nvidia.com>
Reviewed-on: https://git-master.nvidia.com/r/2114674
(cherry picked from commit 595e2f32d53b3b36d1cb646aa0f270a1104675b7)
Reviewed-on: https://git-master.nvidia.com/r/2138039
GVS: Gerrit_Virtual_Submit
Tested-by: Leon Yu <leoyu@nvidia.com>
Reviewed-by: Bibek Basu <bbasu@nvidia.com>
Reviewed-by: mobile promotions <svcmobile_promotions@nvidia.com>
Tested-by: mobile promotions <svcmobile_promotions@nvidia.com>
tegra: rtcpu: Reduce log level 2019-05-15T20:16:00+00:00 Abhinav Karthik Neelam nkarthik@nvidia.com 2019-04-10T10:47:37+00:00 d395a7f7898dd5b4c938e9963e9d0a8f9f0da736 Make warn log to info to supress call stack dumps due to nodes intentionally disabled (eg. isp) on certain SKUs. Bug 2541153 Change-Id: If163a1f2188373995304dbc4ead1dc83bf25966d Reviewed-on: https://git-master.nvidia.com/r/2094469 (cherry picked from commit d846a8e55b410e0f19d0ed65c25de09491bb8b1a) Reviewed-on: https://git-master.nvidia.com/r/2117567 Reviewed-by: svc-mobile-coverity <svc-mobile-coverity@nvidia.com> GVS: Gerrit_Virtual_Submit Tested-by: Neelam Abhinav Karthik <nkarthik@nvidia.com> Reviewed-by: Nitin Pai <npai@nvidia.com> Reviewed-by: mobile promotions <svcmobile_promotions@nvidia.com> Tested-by: mobile promotions <svcmobile_promotions@nvidia.com> 
Make warn log to info to supress call
stack dumps due to nodes intentionally
disabled (eg. isp) on certain SKUs.

Bug 2541153

Change-Id: If163a1f2188373995304dbc4ead1dc83bf25966d
Reviewed-on: https://git-master.nvidia.com/r/2094469
(cherry picked from commit d846a8e55b410e0f19d0ed65c25de09491bb8b1a)
Reviewed-on: https://git-master.nvidia.com/r/2117567
Reviewed-by: svc-mobile-coverity <svc-mobile-coverity@nvidia.com>
GVS: Gerrit_Virtual_Submit
Tested-by: Neelam Abhinav Karthik <nkarthik@nvidia.com>
Reviewed-by: Nitin Pai <npai@nvidia.com>
Reviewed-by: mobile promotions <svcmobile_promotions@nvidia.com>
Tested-by: mobile promotions <svcmobile_promotions@nvidia.com>
tegra: camera: rtcpu: add nvcsi trace support 2019-02-01T07:27:01+00:00 Vincent Chung vincentc@nvidia.com 2018-09-18T01:37:44+00:00 89c28ed8b7cd24ad9470bce81a6f91d2820b8969 Add support for NVCSI global and correctable/uncorrectable interrupt status traces, originating from RCE. Bug 2315922 Change-Id: I2008f09300bf2d653ca7a6fd42925dd2f9069021 Signed-off-by: Vincent Chung <vincentc@nvidia.com> Reviewed-on: https://git-master.nvidia.com/r/1829199 (cherry picked from commit 5e0ff02048ac4bc937d67fb9fdb4ff9c084931f5) Reviewed-on: https://git-master.nvidia.com/r/2003156 Reviewed-by: svc-mobile-coverity <svc-mobile-coverity@nvidia.com> GVS: Gerrit_Virtual_Submit Reviewed-by: Ian Kaszubski <ikaszubski@nvidia.com> Reviewed-by: Ruicheng Dai <rdai@nvidia.com> Reviewed-by: Pekka Pessi <ppessi@nvidia.com> Reviewed-by: Frank Chen <frankc@nvidia.com> Reviewed-by: mobile promotions <svcmobile_promotions@nvidia.com> Tested-by: mobile promotions <svcmobile_promotions@nvidia.com> 
Add support for NVCSI global and correctable/uncorrectable interrupt
status traces, originating from RCE.

Bug 2315922

Change-Id: I2008f09300bf2d653ca7a6fd42925dd2f9069021
Signed-off-by: Vincent Chung <vincentc@nvidia.com>
Reviewed-on: https://git-master.nvidia.com/r/1829199
(cherry picked from commit 5e0ff02048ac4bc937d67fb9fdb4ff9c084931f5)
Reviewed-on: https://git-master.nvidia.com/r/2003156
Reviewed-by: svc-mobile-coverity <svc-mobile-coverity@nvidia.com>
GVS: Gerrit_Virtual_Submit
Reviewed-by: Ian Kaszubski <ikaszubski@nvidia.com>
Reviewed-by: Ruicheng Dai <rdai@nvidia.com>
Reviewed-by: Pekka Pessi <ppessi@nvidia.com>
Reviewed-by: Frank Chen <frankc@nvidia.com>
Reviewed-by: mobile promotions <svcmobile_promotions@nvidia.com>
Tested-by: mobile promotions <svcmobile_promotions@nvidia.com>
tegra: camera: rtcpu: add parents to clk group 2018-10-08T15:59:44+00:00 Pekka Pessi ppessi@nvidia.com 2018-09-27T11:03:10+00:00 826b8718d74b13b26b6830483056700558a83946 Add parent clocks allowing RTCPU to use very slow clocks from clk-m instead of more power hungly nafll clocks during the idle time. Bug 200421756 Change-Id: Iaf742a342cb09f4df398033daa774ecc49262620 Signed-off-by: Pekka Pessi <ppessi@nvidia.com> Reviewed-on: https://git-master.nvidia.com/r/1849575 (cherry picked from commit 43043ae0355b501884a102b2b84022b558efb1a8) Reviewed-on: https://git-master.nvidia.com/r/1920748 Reviewed-by: Rajkumar Kasirajan <rkasirajan@nvidia.com> Tested-by: Rajkumar Kasirajan <rkasirajan@nvidia.com> GVS: Gerrit_Virtual_Submit Reviewed-by: Bibek Basu <bbasu@nvidia.com> Reviewed-by: mobile promotions <svcmobile_promotions@nvidia.com> Tested-by: mobile promotions <svcmobile_promotions@nvidia.com> 
Add parent clocks allowing RTCPU to use very slow clocks from clk-m
instead of more power hungly nafll clocks during the idle time.

Bug 200421756

Change-Id: Iaf742a342cb09f4df398033daa774ecc49262620
Signed-off-by: Pekka Pessi <ppessi@nvidia.com>
Reviewed-on: https://git-master.nvidia.com/r/1849575
(cherry picked from commit 43043ae0355b501884a102b2b84022b558efb1a8)
Reviewed-on: https://git-master.nvidia.com/r/1920748
Reviewed-by: Rajkumar Kasirajan <rkasirajan@nvidia.com>
Tested-by: Rajkumar Kasirajan <rkasirajan@nvidia.com>
GVS: Gerrit_Virtual_Submit
Reviewed-by: Bibek Basu <bbasu@nvidia.com>
Reviewed-by: mobile promotions <svcmobile_promotions@nvidia.com>
Tested-by: mobile promotions <svcmobile_promotions@nvidia.com>
tegra: capture-ivc: change cb debug print level 2018-09-28T13:40:40+00:00 Vincent Chung vincentc@nvidia.com 2018-09-26T18:36:50+00:00 efba89af730c7d61706f839e14ef87f03ca89468 Change the log level of the print message to debug when an IVC callback function is not set. Levels >= INFO are disallowed in kernel code. Change-Id: I1a1039dbd76911fa863ecfb8bf2ec3c450aecb97 Signed-off-by: Vincent Chung <vincentc@nvidia.com> Reviewed-on: https://git-master.nvidia.com/r/1848083 Reviewed-by: Automatic_Commit_Validation_User GVS: Gerrit_Virtual_Submit Reviewed-by: Pekka Pessi <ppessi@nvidia.com> 
Change the log level of the print message to debug when an IVC
callback function is not set. Levels >= INFO are disallowed in
kernel code.

Change-Id: I1a1039dbd76911fa863ecfb8bf2ec3c450aecb97
Signed-off-by: Vincent Chung <vincentc@nvidia.com>
Reviewed-on: https://git-master.nvidia.com/r/1848083
Reviewed-by: Automatic_Commit_Validation_User
GVS: Gerrit_Virtual_Submit
Reviewed-by: Pekka Pessi <ppessi@nvidia.com>