Re: Latest Dell Precision 7550 Intel graphics

Shawn Webb <[email protected]>
Newsgroups gmane.os.freebsd.devel.x11
Message-ID <20200710145023.34fwrs46bvamnn3g@mutt-hbsd> 
On Fri, Jul 10, 2020 at 04:43:30PM +0200, Emmanuel Vadot wrote:
> On Fri, 10 Jul 2020 10:34:19 -0400
> Shawn Webb <[email protected]> wrote:
> 
> > On Fri, Jul 10, 2020 at 06:11:48AM +0200, Emmanuel Vadot wrote:
> > > On Fri, 10 Jul 2020 10:20:01 -0400
> > > Shawn Webb <[email protected]> wrote:
> > > 
> > > > Hey all,
> > > > 
> > > > I'm curious about the state of drm-kmod with regards to the latest
> > > > Dell Precision 7550 series laptops. Looking like I may need to use
> > > > scfb for the time being, but I wanted to make sure.
> > > > 
> > > > Thanks,
> > > > 
> > > > -- 
> > > > Shawn Webb
> > > > Cofounder / Security Engineer
> > > > HardenedBSD
> > > > 
> > > > GPG Key ID:          0xFF2E67A277F8E1FA
> > > > GPG Key Fingerprint: D206 BB45 15E0 9C49 0CF9  3633 C85B 0AF8 AB23 0FB2
> > > > https://git-01.md.hardenedbsd.org/HardenedBSD/pubkeys/src/branch/master/Shawn_Webb/03A4CBEBB82EA5A67D9F3853FF2E67A277F8E1FA.pub.asc
> > > 
> > >  What's the hardware inside ?
> > >  Show pciconf -lv please.
> > 
> > hostb0@pci0:0:0:0:	class=0x060000 rev=0x02 hdr=0x00 vendor=0x8086 device=0x9b44 subvendor=0x1028 subdevice=0x09c3
> >     vendor     = 'Intel Corporation'
> >     device     = '10th Gen Core Processor Host Bridge/DRAM Registers'
> >     class      = bridge
> >     subclass   = HOST-PCI
> > vgapci0@pci0:0:2:0:	class=0x030000 rev=0x05 hdr=0x00 vendor=0x8086 device=0x9bf6 subvendor=0x1028 subdevice=0x09c3
> >     vendor     = 'Intel Corporation'
> >     class      = display
> >     subclass   = VGA
> > none0@pci0:0:4:0:	class=0x118000 rev=0x02 hdr=0x00 vendor=0x8086 device=0x1903 subvendor=0x1028 subdevice=0x09c3
> >     vendor     = 'Intel Corporation'
> >     device     = 'Xeon E3-1200 v5/E3-1500 v5/6th Gen Core Processor Thermal Subsystem'
> >     class      = dasp
> > none1@pci0:0:8:0:	class=0x088000 rev=0x00 hdr=0x00 vendor=0x8086 device=0x1911 subvendor=0x1028 subdevice=0x09c3
> >     vendor     = 'Intel Corporation'
> >     device     = 'Xeon E3-1200 v5/v6 / E3-1500 v5 / 6th/7th/8th Gen Core Processor Gaussian Mixture Model'
> >     class      = base peripheral
> > none2@pci0:0:18:0:	class=0x118000 rev=0x00 hdr=0x00 vendor=0x8086 device=0x06f9 subvendor=0x1028 subdevice=0x09c3
> >     vendor     = 'Intel Corporation'
> >     device     = 'Comet Lake PCH Thermal Controller'
> >     class      = dasp
> > none3@pci0:0:19:0:	class=0x070000 rev=0x00 hdr=0x00 vendor=0x8086 device=0x06fc subvendor=0x1028 subdevice=0x09c3
> >     vendor     = 'Intel Corporation'
> >     class      = simple comms
> >     subclass   = UART
> > xhci0@pci0:0:20:0:	class=0x0c0330 rev=0x00 hdr=0x00 vendor=0x8086 device=0x06ed subvendor=0x1028 subdevice=0x09c3
> >     vendor     = 'Intel Corporation'
> >     device     = 'Comet Lake USB 3.1 xHCI Host Controller'
> >     class      = serial bus
> >     subclass   = USB
> > none4@pci0:0:20:2:	class=0x050000 rev=0x00 hdr=0x00 vendor=0x8086 device=0x06ef subvendor=0x1028 subdevice=0x09c3
> >     vendor     = 'Intel Corporation'
> >     device     = 'Comet Lake PCH Shared SRAM'
> >     class      = memory
> >     subclass   = RAM
> > none5@pci0:0:20:3:	class=0x028000 rev=0x00 hdr=0x00 vendor=0x8086 device=0x06f0 subvendor=0x8086 subdevice=0x4070
> >     vendor     = 'Intel Corporation'
> >     device     = 'Wi-Fi 6 AX201'
> >     class      = network
> > none6@pci0:0:21:0:	class=0x0c8000 rev=0x00 hdr=0x00 vendor=0x8086 device=0x06e8 subvendor=0x1028 subdevice=0x09c3
> >     vendor     = 'Intel Corporation'
> >     device     = 'Comet Lake PCH Serial IO I2C Controller'
> >     class      = serial bus
> > none7@pci0:0:21:1:	class=0x0c8000 rev=0x00 hdr=0x00 vendor=0x8086 device=0x06e9 subvendor=0x1028 subdevice=0x09c3
> >     vendor     = 'Intel Corporation'
> >     device     = 'Comet Lake PCH Serial IO I2C Controller'
> >     class      = serial bus
> > none8@pci0:0:22:0:	class=0x078000 rev=0x00 hdr=0x00 vendor=0x8086 device=0x06e0 subvendor=0x1028 subdevice=0x09c3
> >     vendor     = 'Intel Corporation'
> >     device     = 'Comet Lake HECI Controller'
> >     class      = simple comms
> > pcib1@pci0:0:27:0:	class=0x060400 rev=0xf0 hdr=0x01 vendor=0x8086 device=0x06ac subvendor=0x1028 subdevice=0x09c3
> >     vendor     = 'Intel Corporation'
> >     device     = 'Comet Lake PCI Express Root Port'
> >     class      = bridge
> >     subclass   = PCI-PCI
> > pcib2@pci0:0:28:0:	class=0x060400 rev=0xf0 hdr=0x01 vendor=0x8086 device=0x06b8 subvendor=0x1028 subdevice=0x09c3
> >     vendor     = 'Intel Corporation'
> >     class      = bridge
> >     subclass   = PCI-PCI
> > pcib8@pci0:0:28:5:	class=0x060400 rev=0xf0 hdr=0x01 vendor=0x8086 device=0x06bd subvendor=0x1028 subdevice=0x09c3
> >     vendor     = 'Intel Corporation'
> >     class      = bridge
> >     subclass   = PCI-PCI
> > isab0@pci0:0:31:0:	class=0x060100 rev=0x00 hdr=0x00 vendor=0x8086 device=0x068e subvendor=0x1028 subdevice=0x09c3
> >     vendor     = 'Intel Corporation'
> >     class      = bridge
> >     subclass   = PCI-ISA
> > hdac0@pci0:0:31:3:	class=0x040380 rev=0x00 hdr=0x00 vendor=0x8086 device=0x06c8 subvendor=0x1028 subdevice=0x09c3
> >     vendor     = 'Intel Corporation'
> >     device     = 'Comet Lake PCH cAVS'
> >     class      = multimedia
> >     subclass   = HDA
> > none9@pci0:0:31:4:	class=0x0c0500 rev=0x00 hdr=0x00 vendor=0x8086 device=0x06a3 subvendor=0x1028 subdevice=0x09c3
> >     vendor     = 'Intel Corporation'
> >     device     = 'Comet Lake PCH SMBus Controller'
> >     class      = serial bus
> >     subclass   = SMBus
> > none10@pci0:0:31:5:	class=0x0c8000 rev=0x00 hdr=0x00 vendor=0x8086 device=0x06a4 subvendor=0x1028 subdevice=0x09c3
> >     vendor     = 'Intel Corporation'
> >     device     = 'Comet Lake PCH SPI Controller'
> >     class      = serial bus
> > em0@pci0:0:31:6:	class=0x020000 rev=0x00 hdr=0x00 vendor=0x8086 device=0x0d4c subvendor=0x1028 subdevice=0x09c3
> >     vendor     = 'Intel Corporation'
> >     device     = 'Ethernet Connection (11) I219-LM'
> >     class      = network
> >     subclass   = ethernet
> > nvme0@pci0:1:0:0:	class=0x010802 rev=0x00 hdr=0x00 vendor=0x1179 device=0x011a subvendor=0x1179 subdevice=0x0001
> >     vendor     = 'Toshiba Corporation'
> >     class      = mass storage
> >     subclass   = NVM
> > pcib3@pci0:2:0:0:	class=0x060400 rev=0x06 hdr=0x01 vendor=0x8086 device=0x15ea subvendor=0x1028 subdevice=0x09c3
> >     vendor     = 'Intel Corporation'
> >     device     = 'JHL7540 Thunderbolt 3 Bridge [Titan Ridge 4C 2018]'
> >     class      = bridge
> >     subclass   = PCI-PCI
> > pcib4@pci0:3:0:0:	class=0x060400 rev=0x06 hdr=0x01 vendor=0x8086 device=0x15ea subvendor=0x1028 subdevice=0x09c3
> >     vendor     = 'Intel Corporation'
> >     device     = 'JHL7540 Thunderbolt 3 Bridge [Titan Ridge 4C 2018]'
> >     class      = bridge
> >     subclass   = PCI-PCI
> > pcib5@pci0:3:1:0:	class=0x060400 rev=0x06 hdr=0x01 vendor=0x8086 device=0x15ea subvendor=0x1028 subdevice=0x09c3
> >     vendor     = 'Intel Corporation'
> >     device     = 'JHL7540 Thunderbolt 3 Bridge [Titan Ridge 4C 2018]'
> >     class      = bridge
> >     subclass   = PCI-PCI
> > pcib6@pci0:3:2:0:	class=0x060400 rev=0x06 hdr=0x01 vendor=0x8086 device=0x15ea subvendor=0x1028 subdevice=0x09c3
> >     vendor     = 'Intel Corporation'
> >     device     = 'JHL7540 Thunderbolt 3 Bridge [Titan Ridge 4C 2018]'
> >     class      = bridge
> >     subclass   = PCI-PCI
> > pcib7@pci0:3:4:0:	class=0x060400 rev=0x06 hdr=0x01 vendor=0x8086 device=0x15ea subvendor=0x1028 subdevice=0x09c3
> >     vendor     = 'Intel Corporation'
> >     device     = 'JHL7540 Thunderbolt 3 Bridge [Titan Ridge 4C 2018]'
> >     class      = bridge
> >     subclass   = PCI-PCI
> > none11@pci0:4:0:0:	class=0x088000 rev=0x06 hdr=0x00 vendor=0x8086 device=0x15eb subvendor=0x1028 subdevice=0x09c3
> >     vendor     = 'Intel Corporation'
> >     device     = 'JHL7540 Thunderbolt 3 NHI [Titan Ridge 4C 2018]'
> >     class      = base peripheral
> > xhci1@pci0:56:0:0:	class=0x0c0330 rev=0x06 hdr=0x00 vendor=0x8086 device=0x15ec subvendor=0x1028 subdevice=0x09c3
> >     vendor     = 'Intel Corporation'
> >     device     = 'JHL7540 Thunderbolt 3 USB Controller [Titan Ridge 4C 2018]'
> >     class      = serial bus
> >     subclass   = USB
> > none12@pci0:109:0:0:	class=0xff0000 rev=0x01 hdr=0x00 vendor=0x10ec device=0x5260 subvendor=0x1028 subdevice=0x09c3
> >     vendor     = 'Realtek Semiconductor Co., Ltd.'
> >     device     = 'RTS5260 PCI Express Card Reader'
> > 
> > -- 
> > Shawn Webb
> > Cofounder / Security Engineer
> > HardenedBSD
> > 
> > GPG Key ID:          0xFF2E67A277F8E1FA
> > GPG Key Fingerprint: D206 BB45 15E0 9C49 0CF9  3633 C85B 0AF8 AB23 0FB2
> > https://git-01.md.hardenedbsd.org/HardenedBSD/pubkeys/src/branch/master/Shawn_Webb/03A4CBEBB82EA5A67D9F3853FF2E67A277F8E1FA.pub.asc
> 
>  This was added in 5.4 with this commit :
> https://github.com/torvalds/linux/commit/bfc4c359b2822bd2c457ccab271baeb33181c7c9#diff-0f28900cd4f7f14731c970ed828f4e53
> 
>  But you should be able to use drm-devel-kmod and backport this patch.
>  I'm working on 5.4 but won't have something until next week I think.

Cool. Thanks for the hint! I should fork github.com/freebsd/drm-kmod
to apply that patch, correct? If so, I'll apply the patch and report
back my results.

Thanks,

-- 
Shawn Webb
Cofounder / Security Engineer
HardenedBSD

GPG Key ID:          0xFF2E67A277F8E1FA
GPG Key Fingerprint: D206 BB45 15E0 9C49 0CF9  3633 C85B 0AF8 AB23 0FB2
https://git-01.md.hardenedbsd.org/HardenedBSD/pubkeys/src/branch/master/Shawn_Webb/03A4CBEBB82EA5A67D9F3853FF2E67A277F8E1FA.pub.asc
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