From: Tomeu Vizoso Date: Thu, 1 Dec 2022 10:30:22 +0000 (+0100) Subject: drm/etnaviv: Warn when probing on NPUs X-Git-Url: http://git.maquefel.me/?a=commitdiff_plain;h=d801e6f4e1acca0c578051f2733dda04441e42d0;p=linux.git drm/etnaviv: Warn when probing on NPUs Userspace is still not making full use of the hardware, so we don't know yet if changes to the UAPI won't be needed. Warn about it. Signed-off-by: Tomeu Vizoso Signed-off-by: Lucas Stach --- diff --git a/drivers/gpu/drm/etnaviv/etnaviv_gpu.c b/drivers/gpu/drm/etnaviv/etnaviv_gpu.c index 51320eeebfcff..a639cc971e2e2 100644 --- a/drivers/gpu/drm/etnaviv/etnaviv_gpu.c +++ b/drivers/gpu/drm/etnaviv/etnaviv_gpu.c @@ -773,6 +773,10 @@ int etnaviv_gpu_init(struct etnaviv_gpu *gpu) goto fail; } + if (gpu->identity.nn_core_count > 0) + dev_warn(gpu->dev, "etnaviv has been instantiated on a NPU, " + "for which the UAPI is still experimental\n"); + /* Exclude VG cores with FE2.0 */ if (gpu->identity.features & chipFeatures_PIPE_VG && gpu->identity.features & chipFeatures_FE20) {