From d549991ce5d5194d89eafe16085603b38e7cf989 Mon Sep 17 00:00:00 2001 From: Kevin Wang Date: Wed, 11 Dec 2019 17:30:26 +0800 Subject: [PATCH] drm/amdgpu: enable gfxoff feature for navi10 asic enable gfxoff feature for some navi10 asics Signed-off-by: Kevin Wang Reviewed-by: Feifei Xu Signed-off-by: Alex Deucher --- drivers/gpu/drm/amd/amdgpu/gfx_v10_0.c | 20 +++++++++++++++++++- 1 file changed, 19 insertions(+), 1 deletion(-) diff --git a/drivers/gpu/drm/amd/amdgpu/gfx_v10_0.c b/drivers/gpu/drm/amd/amdgpu/gfx_v10_0.c index caa43b3a3dbf..5f54b6dac6f7 100644 --- a/drivers/gpu/drm/amd/amdgpu/gfx_v10_0.c +++ b/drivers/gpu/drm/amd/amdgpu/gfx_v10_0.c @@ -610,11 +610,29 @@ static void gfx_v10_0_init_rlc_ext_microcode(struct amdgpu_device *adev) le32_to_cpu(rlc_hdr->reg_list_format_direct_reg_list_length); } +static bool gfx_v10_0_navi10_gfxoff_should_enable(struct amdgpu_device *adev) +{ + bool ret = false; + + switch (adev->pdev->revision) { + case 0xc2: + case 0xc3: + ret = true; + break; + default: + ret = false; + break; + } + + return ret ; +} + static void gfx_v10_0_check_gfxoff_flag(struct amdgpu_device *adev) { switch (adev->asic_type) { case CHIP_NAVI10: - adev->pm.pp_feature &= ~PP_GFXOFF_MASK; + if (!gfx_v10_0_navi10_gfxoff_should_enable(adev)) + adev->pm.pp_feature &= ~PP_GFXOFF_MASK; break; default: break;