From: Steven Price Date: Mon, 14 Oct 2019 15:15:15 +0000 (+0100) Subject: drm/panfrost: Add missing GPU feature registers X-Git-Tag: v5.4-rc4~23^2^2~1 X-Git-Url: http://git.ipfire.org/?a=commitdiff_plain;h=eda6d764ac33d9ce8d656fa381f05b3feae09085;p=thirdparty%2Fkernel%2Flinux.git drm/panfrost: Add missing GPU feature registers Three feature registers were declared but never actually read from the GPU. Add THREAD_MAX_THREADS, THREAD_MAX_WORKGROUP_SIZE and THREAD_MAX_BARRIER_SIZE so that the complete set are available. Fixes: 4bced8bea094 ("drm/panfrost: Export all GPU feature registers") Signed-off-by: Steven Price Signed-off-by: Rob Herring Link: https://patchwork.freedesktop.org/patch/msgid/20191014151515.13839-1-steven.price@arm.com --- diff --git a/drivers/gpu/drm/panfrost/panfrost_gpu.c b/drivers/gpu/drm/panfrost/panfrost_gpu.c index f67ed925c0eff..8822ec13a0d61 100644 --- a/drivers/gpu/drm/panfrost/panfrost_gpu.c +++ b/drivers/gpu/drm/panfrost/panfrost_gpu.c @@ -208,6 +208,9 @@ static void panfrost_gpu_init_features(struct panfrost_device *pfdev) pfdev->features.mem_features = gpu_read(pfdev, GPU_MEM_FEATURES); pfdev->features.mmu_features = gpu_read(pfdev, GPU_MMU_FEATURES); pfdev->features.thread_features = gpu_read(pfdev, GPU_THREAD_FEATURES); + pfdev->features.max_threads = gpu_read(pfdev, GPU_THREAD_MAX_THREADS); + pfdev->features.thread_max_workgroup_sz = gpu_read(pfdev, GPU_THREAD_MAX_WORKGROUP_SIZE); + pfdev->features.thread_max_barrier_sz = gpu_read(pfdev, GPU_THREAD_MAX_BARRIER_SIZE); pfdev->features.coherency_features = gpu_read(pfdev, GPU_COHERENCY_FEATURES); for (i = 0; i < 4; i++) pfdev->features.texture_features[i] = gpu_read(pfdev, GPU_TEXTURE_FEATURES(i));