Re: [REGRESSION][BISECTED] "xHCI host controller not responding, assume dead" on stable kernel > 6.8.7

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Here you have the output from the dock upstream port:

sudo tbdump -r 2 -a 1 -vv -N2 LANE_ADP_CS_0

0x0036 0x003c013e 0b00000000 00111100 00000001 00111110 .... LANE_ADP_CS_0
  [00:07]       0x3e Next Capability Pointer
  [08:15]        0x1 Capability ID
  [16:19]        0xc Supported Link Speeds
  [20:21]        0x3 Supported Link Widths (SLW)
  [22:23]        0x0 Gen 4 Asymmetric Support (G4AS)
  [26:26]        0x0 CL0s Support
  [27:27]        0x0 CL1 Support
  [28:28]        0x0 CL2 Support
0x0037 0x0828003c 0b00001000 00101000 00000000 00111100 .... LANE_ADP_CS_1
  [00:03]        0xc Target Link Speed → Router shall attempt Gen 3 speed
  [04:05]        0x3 Target Link Width → Establish a Symmetric Link
  [06:07]        0x0 Target Asymmetric Link → Establish Symmetric Link
  [10:10]        0x0 CL0s Enable
  [11:11]        0x0 CL1 Enable
  [12:12]        0x0 CL2 Enable
  [14:14]        0x0 Lane Disable (LD)
  [15:15]        0x0 Lane Bonding (LB)
  [16:19]        0x8 Current Link Speed → Gen 2
  [20:25]        0x2 Negotiated Link Width → Symmetric Link (x2)
  [26:29]        0x2 Adapter State → CL0
  [30:30]        0x0 PM Secondary (PMS)

On Tue, May 21, 2024 at 10:59 AM Mika Westerberg
<mika.westerberg@xxxxxxxxxxxxxxx> wrote:
>
> On Tue, May 21, 2024 at 10:15:28AM +0200, Gia wrote:
> > Here you go:
> >
> > 0x0080 0x003c01c0 0b00000000 00111100 00000001 11000000 .... LANE_ADP_CS_0
> >   [00:07]       0xc0 Next Capability Pointer
> >   [08:15]        0x1 Capability ID
> >   [16:19]        0xc Supported Link Speeds
> >   [20:21]        0x3 Supported Link Widths (SLW)
> >   [22:23]        0x0 Gen 4 Asymmetric Support (G4AS)
> >   [26:26]        0x0 CL0s Support
> >   [27:27]        0x0 CL1 Support
> >   [28:28]        0x0 CL2 Support
> > 0x0081 0x0828003c 0b00001000 00101000 00000000 00111100 .... LANE_ADP_CS_1
> >   [00:03]        0xc Target Link Speed → Router shall attempt Gen 3 speed
> >   [04:05]        0x3 Target Link Width → Establish a Symmetric Link
> >   [06:07]        0x0 Target Asymmetric Link → Establish Symmetric Link
> >   [10:10]        0x0 CL0s Enable
> >   [11:11]        0x0 CL1 Enable
> >   [12:12]        0x0 CL2 Enable
> >   [14:14]        0x0 Lane Disable (LD)
> >   [15:15]        0x0 Lane Bonding (LB)
> >   [16:19]        0x8 Current Link Speed → Gen 2
> >   [20:25]        0x2 Negotiated Link Width → Symmetric Link (x2)
> >   [26:29]        0x2 Adapter State → CL0
> >   [30:30]        0x0 PM Secondary (PMS)
>
> Thanks this looks fine (although the link is still Gen 2). Can you run
> the same from the dock upstream port too?
>
>   # tbdump -r 2 -a 1 -vv -N2 LANE_ADP_CS_0





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