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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: 4bced8bea0 ("drm/panfrost: Export all GPU feature registers")
Signed-off-by: Steven Price <steven.price@arm.com>
Signed-off-by: Rob Herring <robh@kernel.org>
Link: https://patchwork.freedesktop.org/patch/msgid/20191014151515.13839-1-steven.price@arm.com
alistair/sunxi64-5.4-dsi
Steven Price 2019-10-14 16:15:15 +01:00 committed by Rob Herring
parent 7fbc899dde
commit eda6d764ac
1 changed files with 3 additions and 0 deletions
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3
drivers/gpu/drm/panfrost/panfrost_gpu.c
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@ -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));