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struct vc4_dev { diff --git a/drivers/gpu/drm/vc4/vc4_hvs.c b/drivers/gpu/drm/vc4/vc4_hvs.c index 5606ded928e4..b698f7070510 100644 --- a/drivers/gpu/drm/vc4/vc4_hvs.c +++ b/drivers/gpu/drm/vc4/vc4_hvs.c @@ -1532,6 +1532,10 @@ static int vc4_hvs_bind(struct device *dev, struct device *master, void *data) if (vc4->gen >= VC4_GEN_6_C) { hvs->regset.regs = vc6_hvs_regs; hvs->regset.nregs = ARRAY_SIZE(vc6_hvs_regs); + + if (VC4_GET_FIELD(HVS_READ(SCALER6_VERSION), SCALER6_VERSION) == + SCALER6_VERSION_D0) + vc4->gen = VC4_GEN_6_D; } else { hvs->regset.regs = vc4_hvs_regs; hvs->regset.nregs = ARRAY_SIZE(vc4_hvs_regs); diff --git a/drivers/gpu/drm/vc4/vc4_regs.h b/drivers/gpu/drm/vc4/vc4_regs.h index 731b13742ef5..df44a4a4009f 100644 --- a/drivers/gpu/drm/vc4/vc4_regs.h +++ b/drivers/gpu/drm/vc4/vc4_regs.h @@ -527,6 +527,9 @@ #define SCALER5_DLIST_START 0x00004000 #define SCALER6_VERSION 0x00000000 +# define SCALER6_VERSION_MASK VC4_MASK(7, 0) +# define SCALER6_VERSION_C0 0x00000053 +# define SCALER6_VERSION_D0 0x00000054 #define SCALER6_CXM_SIZE 0x00000004 #define SCALER6_LBM_SIZE 0x00000008 #define SCALER6_UBM_SIZE 0x0000000c