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d4xx-ipu : rebase Intel IPU GMSL2 on v1.0.1.30 #274

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d4xx-ipu : rebase Intel IPU GMSL2 on v1.0.1.30 #274

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@Pirouf Pirouf commented Jun 10, 2025 •
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  • Add multiple IPU6 multi-stream bug-fixes
  • Support AFE-R360 (MTL) and ARL Serdes aggregated-link on MIPI CSI2 Port4 (suffix e and k) and Port5 (suffix f and l)
  • Extend Frequency-link to GMSL2 2500Mbps max spec.

incremental to #275

@Pirouf Pirouf marked this pull request as draft June 10, 2025 13:31
@Nir-Az Nir-Az requested a review from ymodlin June 10, 2025 13:38
@ymodlin ymodlin requested a review from Copilot June 11, 2025 05:05
Copilot AI reviewed Jun 11, 2025
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@ymodlin
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ymodlin commented Jun 11, 2025

Please brake this PR into smaller chunks.
I want to start with Support Linux v4l2 from 5.15 to 6.11

My mail is: [email protected] let's collaborate in order to integrate this PR

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Pirouf commented Jun 11, 2025

Please brake this PR into smaller chunks. I want to start with Support Linux v4l2 from 5.15 to 6.11

My mail is: [email protected] let's collaborate in order to integrate this PR

Thanks for your feedback.
Sure, works for me. Let me know how you would like to tackle it.

Dmitry Perchanov and others added 16 commits June 13, 2025 08:42
@Pirouf
d4xx: match 1.0.1.20 RealSense ipu6 upto linux 6.5
904d59b 
RealSense PRQ d4xx version is 1.0.1.20.
 - support for sensor vc.
 - support for sensor state.
 - sensor own v4l2 controls.
 - max9295/6 serdes drivers and control for multiple pipe.
 - aggregation support

Signed-off-by: Dmitry Perchanov <[email protected]>
Signed-off-by: florent pirou <[email protected]>
@Pirouf
d4xx: update kernel 6.5 support
82abd76 
* d4xx: kernel6 realsenseai#3 dmipx/ipu6-drivers@15ddce4
* d4xx: kernel6 realsenseai#2 dmipx/ipu6-drivers@e113eca
* d4xx: kernel6 dmipx/ipu6-drivers@7726252

Signed-off-by: Dmitry Perchanov <[email protected]>
Signed-off-by: florent pirou <[email protected]>
@Pirouf
d4xx : update ipu6 kernel 6.6.15 release for Ubuntu (realsenseai#216)
98f6d3b 
Referenced-by: intel/ipu6-drivers#216

Signed-off-by: zouxiaoh <[email protected]>
Signed-off-by: florent pirou <[email protected]>
@Pirouf
d4xx: turn .[gs]_frame_interval into pad operations
d1219a9 
ref-by: https://patches.linaro.org/project/linux-media/patch/[email protected]/

The subdev .[gs]_frame_interval are video operations, but they operate
on pads (and even on streams). Not only is this confusing, it causes

Signed-off-by: florent pirou <[email protected]>
@Pirouf
d4xx: force uapi isys headers include
bbd5d89 
* dkms : enforce kernelbackward compatibility from 5.15 to 6.6

Signed-off-by: florent pirou <[email protected]>
@Pirouf
d4xx : debug 6.x kernel oops on per-vc callbacks
7cda1b4 
* isys-video: fix 6.x kernel oops on per-vc callbacks

Signed-off-by: florent pirou <[email protected]>
@Pirouf
d4xx: add V4L2_CID_LINK_FREQ support MTL DPHY
44d2ae1 
* enable `v4l2-ctl --set-ctrl v4l2_cid_link_freq=` runtime override
* add D4XX_LINK_FREQ_750MHZ to MTL CSI D-PHY

Signed-off-by: florent pirou <[email protected]>
@Pirouf
d4xx : ignore DS5_CAMERA_CID_HWMC_RW empty data ioctl
73f70d5 
Signed-off-by: Florent Pirou <[email protected]>

Signed-off-by: florent pirou <[email protected]>
@Pirouf
d4xx: fix aggredated mode max9296 device removal
9236800 
* d4xx :  kernel NULL pointer dereference

```
  [ 1950.081452] #PF: supervisor write access in kernel mode
  [ 1950.086655] #PF: error_code(0x0002) - not-present page
  [ 1950.216966] Call Trace:
  [ 1950.219401]  <TASK>
  [ 1950.221504]  ? show_regs+0x6d/0x80
  [ 1950.224902]  ? __die+0x24/0x80
  [ 1950.227952]  ? page_fault_oops+0x99/0x1b0
  [ 1950.231948]  ? do_user_addr_fault+0x31d/0x6b0
  [ 1950.236283]  ? exc_page_fault+0x83/0x1b0
  [ 1950.240190]  ? asm_exc_page_fault+0x27/0x30
  [ 1950.244358]  ? mutex_lock+0x1d/0x50
  [ 1950.247827]  ? mutex_lock+0x12/0x50
  [ 1950.251301]  max9296_reset_control+0x26/0xf0 [max9296]
  [ 1950.256425]  ds5_remove+0xba/0x2e0 [d4xx]
  [ 1950.260423]  i2c_device_remove+0x25/0xc0
  [ 1950.264338]  device_remove+0x40/0x80
  [ 1950.267899]  device_release_driver_internal+0x20b/0x270
  [ 1950.273096]  driver_detach+0x4a/0xa0
  [ 1950.276655]  bus_remove_driver+0x83/0x110
  [ 1950.280641]  driver_unregister+0x2f/0x60
  [ 1950.284542]  i2c_del_driver+0x46/0x90
  [ 1950.288191]  ds5_i2c_driver_exit+0x10/0x18 [d4xx]
```

Signed-off-by: florent pirou <[email protected]>
@Pirouf
d4xx: add csi2 4 and 5 ports mapping, shift aggregated suffixes
ede1952 
Signed-off-by: florent pirou <[email protected]>
@Pirouf
d4xx : fix query sensor info failed on port e
baadf9a 
Signed-off-by: florent pirou <[email protected]>
@Pirouf
d4xx : apply v4l2-ctl csi2 link_freq override to mux only
4bf4ba3 
Signed-off-by: florent pirou <[email protected]>
@Pirouf
d4xx: avoid G_FMT error on missing Y210
48f624a 
Signed-off-by: florent pirou <[email protected]>
@Pirouf
d4xx: avoid v4l2 subdev unregistery page fault
c2c6e76 
Signed-off-by: florent pirou <[email protected]>
@Pirouf
d4xx: crankup V4L2_CID_LINK_FREQ setpoints up 2500Mbps
767cf8d 
Signed-off-by: florent pirou <[email protected]>
@Pirouf
d4xx : serdes setup fallback on invalid serializer source
d810e2f 
Signed-off-by: florent pirou <[email protected]>
@Pirouf Pirouf force-pushed the 1.0.1.21/d4xx-ipu6 branch from 55f17e6 to d810e2f Compare June 13, 2025 15:49
@Pirouf Pirouf changed the base branch from master to dev June 13, 2025 15:52
@Pirouf Pirouf changed the title d4xx-ipu6 : rebase IPU6 GMSL2 on v1.0.1.21 d4xx-ipu : rebase Intel IPU GMSL2 on v1.0.1.28 Sep 24, 2025
@Pirouf Pirouf changed the title d4xx-ipu : rebase Intel IPU GMSL2 on v1.0.1.28 d4xx-ipu : rebase Intel IPU GMSL2 on v1.0.1.30 Sep 25, 2025
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