On Fri, Feb 16, 2024 at 08:47:46AM +0000, Biju Das wrote: > Hi Adam Ford, > > > -----Original Message----- > > From: Adam Ford <aford173@xxxxxxxxx> > > Sent: Thursday, February 15, 2024 11:36 PM > > Subject: Re: [PATCH v2] drm/imagination: DRM_POWERVR should depend on > > ARCH_K3 > > > > On Thu, Feb 15, 2024 at 11:22 AM Adam Ford <aford173@xxxxxxxxx> wrote: > > > > > > On Thu, Feb 15, 2024 at 11:10 AM Adam Ford <aford173@xxxxxxxxx> wrote: > > > > > > > > On Thu, Feb 15, 2024 at 10:54 AM Geert Uytterhoeven > > > > <geert@xxxxxxxxxxxxxx> wrote: > > > > > > > > > > Hi Maxime, > > > > > > > > > > On Thu, Feb 15, 2024 at 5:18 PM Maxime Ripard <mripard@xxxxxxxxxx> > > wrote: > > > > > > On Thu, Feb 15, 2024 at 01:50:09PM +0100, Geert Uytterhoeven > > wrote: > > > > > > > Using the Imagination Technologies PowerVR Series 6 GPU > > > > > > > requires a proprietary firmware image, which is currently only > > > > > > > available for Texas Instruments K3 AM62x SoCs. Hence add a > > > > > > > dependency on ARCH_K3, to prevent asking the user about this > > > > > > > driver when configuring a kernel without Texas Instruments K3 > > Multicore SoC support. > > > > > > > > > > > > This wasn't making sense the first time you sent it, and now > > > > > > that commit log is just plain wrong. We have firmwares for the > > > > > > G6110, GX6250, GX6650, BXE-4-32, and BXS-4-64 models, which can > > > > > > be found on (at least) Renesas, Mediatek, Rockchip, TI and > > > > > > StarFive, so across three > > > > > > > > > > I am so happy to be proven wrong! > > > > > Yeah, GX6650 is found on e.g. R-Car H3, and GX6250 on e.g. R-Car M3- > > W. > > > > > > > > > > > architectures and 5 platforms. In two months. > > > > > > > > > > That sounds like great progress, thanks a lot! > > > > > > > > > Geert, > > > > > > > > > Where can I find these firmwares? Linux-firmware[1] seems to lack > > > > > all but the original K3 AM62x one. > > > > > > > > I think PowerVR has a repo [1], but the last time I checked it, the > > > > BVNC for the firmware didn't match what was necessary for the GX6250 > > > > on the RZ/G2M. I can't remember what the corresponding R-Car3 model > > > > is. I haven't tried recently because I was told more documentation > > > > for firmware porting would be delayed until everything was pushed > > > > into the kernel and Mesa. Maybe there is a better repo and/or newer > > > > firmware somewhere else. > > > > > > > I should have doubled checked the repo contents before I sent my last > > > e-mail , but it appears the firmware [2] for the RZ/G2M, might be > > > present now. I don't know if there are driver updates necessary. I > > > checked my e-mails, but I didn't see any notification, or I would have > > > tried it earlier. Either way, thank you Frank for adding it. I'll > > > try to test when I have some time. > > > > > > > I don't have the proper version of Mesa setup yet, but for what it's > > worth, the firmware loads without error, and it doesn't hang. > > Based on [1] and [2], > > kmscube should work on R-Car as it works on RZ/G2L with panfrost as earlier version of RZ/G2L > which uses drm based on RCar-Du, later changed to rzg2l-du. IIRC, the mesa support isn't there yet for kmscube to start. Maxime
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