[PATCH] nouveau: fix the fwsec sb verification register.

Ben Skeggs bskeggs at nvidia.com
Tue Aug 27 00:43:39 UTC 2024


On 28/8/24 12:37, Dave Airlie wrote:

> From: Dave Airlie <airlied at redhat.com>
>
> This aligns with what open gpu does, the 0x15 hex is just to trick you.
>
> Fixes: 176fdcbddfd2 ("drm/nouveau/gsp/r535: add support for booting GSP-RM")

Reviewed-by: Ben Skeggs <bskeggs at nvidia.com>

> ---
>   drivers/gpu/drm/nouveau/nvkm/subdev/gsp/fwsec.c | 2 +-
>   1 file changed, 1 insertion(+), 1 deletion(-)
>
> diff --git a/drivers/gpu/drm/nouveau/nvkm/subdev/gsp/fwsec.c b/drivers/gpu/drm/nouveau/nvkm/subdev/gsp/fwsec.c
> index 330d72b1a4af..52412965fac1 100644
> --- a/drivers/gpu/drm/nouveau/nvkm/subdev/gsp/fwsec.c
> +++ b/drivers/gpu/drm/nouveau/nvkm/subdev/gsp/fwsec.c
> @@ -324,7 +324,7 @@ nvkm_gsp_fwsec_sb(struct nvkm_gsp *gsp)
>   		return ret;
>   
>   	/* Verify. */
> -	err = nvkm_rd32(device, 0x001400 + (0xf * 4)) & 0x0000ffff;
> +	err = nvkm_rd32(device, 0x001400 + (0x15 * 4)) & 0x0000ffff;
>   	if (err) {
>   		nvkm_error(subdev, "fwsec-sb: 0x%04x\n", err);
>   		return -EIO;


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