From 1e51348013a255a12048b3e12c660f4352f49f1c Mon Sep 17 00:00:00 2001 From: Boris Brezillon Date: Tue, 18 Jun 2019 10:16:47 +0200 Subject: [PATCH] drm/panfrost: Add an helper to check the GPU generation All models with an ID >= 0x1000 are Bifrost GPUs for now (might change with new gens). Suggested-by: Alyssa Rosenzweig Signed-off-by: Boris Brezillon Reviewed-by: Alyssa Rosenzweig Signed-off-by: Rob Herring Link: https://patchwork.freedesktop.org/patch/msgid/20190618081648.17297-4-boris.brezillon@collabora.com --- drivers/gpu/drm/panfrost/panfrost_device.h | 5 +++++ 1 file changed, 5 insertions(+) diff --git a/drivers/gpu/drm/panfrost/panfrost_device.h b/drivers/gpu/drm/panfrost/panfrost_device.h index 031168f83bd2..e86581c4af7b 100644 --- a/drivers/gpu/drm/panfrost/panfrost_device.h +++ b/drivers/gpu/drm/panfrost/panfrost_device.h @@ -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); -- 2.11.0