Date: Mon, 18 Jun 2018 09:23:54 +0200 From: Johannes Lundberg <johalun0@gmail.com> To: Grzegorz Junka <list1@gjunka.com> Cc: x11-list freebsd <freebsd-x11@freebsd.org> Subject: Re: Is Radeon RX Vega 64 supported by drm-next? Message-ID: <CAECmPwsEwwFy4HLh5hzAtwAGP1hUOqAVcrattK%2BSYd%2BdK_LpEg@mail.gmail.com> In-Reply-To: <e5ac8d8a-ff85-bf71-9a38-c05c1cdf332a@gjunka.com> References: <f7f3afe3-8247-b49e-1b90-01eb87a4e33c@gjunka.com> <d0b3a2fd-de8f-5ff0-3e32-114f836e857d@gjunka.com> <CAECmPwuCr5t5W2XsgHdw9QgZZYbDWjYruVQpr65snm6t6mwG8g@mail.gmail.com> <e5ac8d8a-ff85-bf71-9a38-c05c1cdf332a@gjunka.com>
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Support for 4.15 wont be in until 11.3-RELEASE but it will be in 11-STABLE soon though. 11.2 supports up to 4.11. On Mon, Jun 18, 2018 at 09:20 Grzegorz Junka <list1@gjunka.com> wrote: > On 18/06/2018 07:04, Johannes Lundberg wrote: > > > > On Mon, Jun 18, 2018 at 8:56 AM Grzegorz Junka <list1@gjunka.com> wrote: > >> On 17/06/2018 17:29, Grzegorz Junka wrote: >> > Hello All >> > >> > According to various sources (including posts to freebsd-x11) >> > drm-stable-kmod supports Polaris (RX 4xx/5xx). Does it mean that >> > drm-next-kmod supports RX Vega? >> > >> > According to Wikipedia Radeon RX 580 is GCN 4th gen: >> > https://en.wikipedia.org/wiki/AMD_Radeon_500_series >> > >> > Which is the last generation before Vega, which in Wikipedia is marked >> > as GCN 5th gen: >> > https://en.wikipedia.org/wiki/List_of_AMD_graphics_processing_units >> > >> > So there is no other GPU left between them. There is also nothing else >> > beyond Vega, which suggests that the only difference between >> > drm-stable and drm-next is the additional support for the latest GPU - >> > Vega. Or I am missing something? >> >> Answering my own question, looks like preliminary Radeon RX Vega support >> landed in Linux 4.12 with full support in 4.14/15. So it seems there is >> no additional Radeon GPU supported in drm-next-kmod (Linux 4.11) that >> isn't already supported in drm-stable-kmod (Linux 4.9). The differences >> seem to be down to improvements in VM drivers and power management. >> Please let me know if you have other information. >> >> Another question, is it possible to estimate work/time before >> Wayland/drm-kmod on FreeBSD supports Linux 4.12/14/15 or NVidia cards? >> > > You can try building the drm-v4.15 branch from source. It should work now > with stock kernel (>=1200066). > https://github.com/FreeBSDDesktop/kms-drm > > I use it on my AMD Ryzen 3 2200G APU. > > We're getting ready to release 4.15 as a port, however it's not bug free > yet so it will be a -devel port. > > > Sounds great! Sorry for a n00bie question. Once support for drm-kmod lands > in the 11.2 kernel, will support for newer linuxkpi KMS APIs (i.e. 4.15) > also require kernel changes or they will be supported through ports? I > don't quite know how the support for linuxkpi drivers is split between the > kernel and userland. > > Thanks > GrzegorzJ >
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