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drm/panfrost: Add an helper to check the GPU generation

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All models with an ID >= 0x1000 are Bifrost GPUs for now (might change
with new gens).

Suggested-by: Alyssa Rosenzweig <alyssa@rosenzweig.io>
Signed-off-by: Boris Brezillon <boris.brezillon@collabora.com>
Reviewed-by: Alyssa Rosenzweig <alyssa@rosenzweig.io>
Signed-off-by: Rob Herring <robh@kernel.org>
Link: https://patchwork.freedesktop.org/patch/msgid/20190618081648.17297-4-boris.brezillon@collabora.com
This commit is contained in:
Boris Brezillon 2019-06-18 10:16:47 +02:00 committed by Rob Herring
parent 92f0ad0b1d
commit 1e51348013
1 changed files with 5 additions and 0 deletions
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5
drivers/gpu/drm/panfrost/panfrost_device.h
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@ -110,6 +110,11 @@ static inline int panfrost_model_cmp(struct panfrost_device *pfdev, s32 id)
return match_id - id;
}
static inline bool panfrost_model_is_bifrost(struct panfrost_device *pfdev)
{
return panfrost_model_cmp(pfdev, 0x1000) >= 0;
}
static inline bool panfrost_model_eq(struct panfrost_device *pfdev, s32 id)
{
return !panfrost_model_cmp(pfdev, id);