From 2f11fb02873890aca30deb9ca4b65b841c487bd9 Mon Sep 17 00:00:00 2001 From: Evan Quan Date: Tue, 4 Jul 2017 09:23:01 +0800 Subject: [PATCH] drm/amd/powerplay: added soc15 support for new se_cac_idx APIs Signed-off-by: Evan Quan Reviewed-by: Alex Deucher Signed-off-by: Alex Deucher --- drivers/gpu/drm/amd/amdgpu/soc15.c | 24 ++++++++++++++++++++++++ 1 file changed, 24 insertions(+) diff --git a/drivers/gpu/drm/amd/amdgpu/soc15.c b/drivers/gpu/drm/amd/amdgpu/soc15.c index ca9fa3fe788d..0d9a3dd302a7 100644 --- a/drivers/gpu/drm/amd/amdgpu/soc15.c +++ b/drivers/gpu/drm/amd/amdgpu/soc15.c @@ -218,6 +218,28 @@ static void soc15_gc_cac_wreg(struct amdgpu_device *adev, u32 reg, u32 v) spin_unlock_irqrestore(&adev->gc_cac_idx_lock, flags); } +static u32 soc15_se_cac_rreg(struct amdgpu_device *adev, u32 reg) +{ + unsigned long flags; + u32 r; + + spin_lock_irqsave(&adev->se_cac_idx_lock, flags); + WREG32_SOC15(GC, 0, mmSE_CAC_IND_INDEX, (reg)); + r = RREG32_SOC15(GC, 0, mmSE_CAC_IND_DATA); + spin_unlock_irqrestore(&adev->se_cac_idx_lock, flags); + return r; +} + +static void soc15_se_cac_wreg(struct amdgpu_device *adev, u32 reg, u32 v) +{ + unsigned long flags; + + spin_lock_irqsave(&adev->se_cac_idx_lock, flags); + WREG32_SOC15(GC, 0, mmSE_CAC_IND_INDEX, (reg)); + WREG32_SOC15(GC, 0, mmSE_CAC_IND_DATA, (v)); + spin_unlock_irqrestore(&adev->se_cac_idx_lock, flags); +} + static u32 soc15_get_config_memsize(struct amdgpu_device *adev) { if (adev->flags & AMD_IS_APU) @@ -579,6 +601,8 @@ static int soc15_common_early_init(void *handle) adev->didt_wreg = &soc15_didt_wreg; adev->gc_cac_rreg = &soc15_gc_cac_rreg; adev->gc_cac_wreg = &soc15_gc_cac_wreg; + adev->se_cac_rreg = &soc15_se_cac_rreg; + adev->se_cac_wreg = &soc15_se_cac_wreg; adev->asic_funcs = &soc15_asic_funcs;