linux-kernel - Re: [PATCH AUTOSEL 5.13 20/26] drm/nouveau: recognise GA107

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Message-ID: <6607dde4207eb7ad1666b131c86f60a57a2a193c.camel@redhat.com>
Date:   Tue, 24 Aug 2021 13:08:28 -0400
From:   Lyude Paul <lyude@...hat.com>
To:     Sasha Levin <sashal@...nel.org>, linux-kernel@...r.kernel.org,
        stable@...r.kernel.org
Cc:     Ben Skeggs <bskeggs@...hat.com>, dri-devel@...ts.freedesktop.org,
        nouveau@...ts.freedesktop.org
Subject: Re: [PATCH AUTOSEL 5.13 20/26] drm/nouveau: recognise GA107

This is more hardware enablement, I'm not sure this should be going into
stable either. Ben?

On Mon, 2021-08-23 at 20:53 -0400, Sasha Levin wrote:
> From: Ben Skeggs <bskeggs@...hat.com>
> 
> [ Upstream commit fa25f28ef2cef19bc9ffeb827b8ecbf48af7f892 ]
> 
> Still no GA106 as I don't have HW to verif.
> 
> Signed-off-by: Ben Skeggs <bskeggs@...hat.com>
> Reviewed-by: Lyude Paul <lyude@...hat.com>
> Signed-off-by: Sasha Levin <sashal@...nel.org>
> ---
>  .../gpu/drm/nouveau/nvkm/engine/device/base.c | 21 +++++++++++++++++++
>  1 file changed, 21 insertions(+)
> 
> diff --git a/drivers/gpu/drm/nouveau/nvkm/engine/device/base.c
> b/drivers/gpu/drm/nouveau/nvkm/engine/device/base.c
> index b930f539feec..93ddf63d1114 100644
> --- a/drivers/gpu/drm/nouveau/nvkm/engine/device/base.c
> +++ b/drivers/gpu/drm/nouveau/nvkm/engine/device/base.c
> @@ -2624,6 +2624,26 @@ nv174_chipset = {
>         .dma      = { 0x00000001, gv100_dma_new },
>  };
>  
> +static const struct nvkm_device_chip
> +nv177_chipset = {
> +       .name = "GA107",
> +       .bar      = { 0x00000001, tu102_bar_new },
> +       .bios     = { 0x00000001, nvkm_bios_new },
> +       .devinit  = { 0x00000001, ga100_devinit_new },
> +       .fb       = { 0x00000001, ga102_fb_new },
> +       .gpio     = { 0x00000001, ga102_gpio_new },
> +       .i2c      = { 0x00000001, gm200_i2c_new },
> +       .imem     = { 0x00000001, nv50_instmem_new },
> +       .mc       = { 0x00000001, ga100_mc_new },
> +       .mmu      = { 0x00000001, tu102_mmu_new },
> +       .pci      = { 0x00000001, gp100_pci_new },
> +       .privring = { 0x00000001, gm200_privring_new },
> +       .timer    = { 0x00000001, gk20a_timer_new },
> +       .top      = { 0x00000001, ga100_top_new },
> +       .disp     = { 0x00000001, ga102_disp_new },
> +       .dma      = { 0x00000001, gv100_dma_new },
> +};
> +
>  static int
>  nvkm_device_event_ctor(struct nvkm_object *object, void *data, u32 size,
>                        struct nvkm_notify *notify)
> @@ -3049,6 +3069,7 @@ nvkm_device_ctor(const struct nvkm_device_func *func,
>                 case 0x168: device->chip = &nv168_chipset; break;
>                 case 0x172: device->chip = &nv172_chipset; break;
>                 case 0x174: device->chip = &nv174_chipset; break;
> +               case 0x177: device->chip = &nv177_chipset; break;
>                 default:
>                         if (nvkm_boolopt(device->cfgopt,
> "NvEnableUnsupportedChipsets", false)) {
>                                 switch (device->chipset) {

-- 
Cheers,
 Lyude Paul (she/her)
 Software Engineer at Red Hat