From: Yang Wang Date: Fri, 30 Jun 2023 11:17:14 +0000 (+0800) Subject: drm/amd/pm: disbale dcefclk device sysnode on GFX v9.4.3 chip X-Git-Tag: v6.6.7~1918^2~20^2~179 X-Git-Url: http://review.tizen.org/git/?a=commitdiff_plain;h=0127ab1bdc61909b0338b00f2737f5fe3860e322;p=platform%2Fkernel%2Flinux-starfive.git drm/amd/pm: disbale dcefclk device sysnode on GFX v9.4.3 chip v1: the dceflck sysnode is not aviable on GFX v9.4.3 chip. v2: simplify code logic using helper function: amdgpu_device_has_display_hardware(). Signed-off-by: Yang Wang Reviewed-by: Kenneth Feng Signed-off-by: Alex Deucher --- diff --git a/drivers/gpu/drm/amd/pm/amdgpu_pm.c b/drivers/gpu/drm/amd/pm/amdgpu_pm.c index 9ef88a0..3922dd2 100644 --- a/drivers/gpu/drm/amd/pm/amdgpu_pm.c +++ b/drivers/gpu/drm/amd/pm/amdgpu_pm.c @@ -2049,8 +2049,7 @@ static int default_attr_update(struct amdgpu_device *adev, struct amdgpu_device_ *states = ATTR_STATE_UNSUPPORTED; } else if (DEVICE_ATTR_IS(pp_dpm_dcefclk)) { if (gc_ver < IP_VERSION(9, 0, 0) || - gc_ver == IP_VERSION(9, 4, 1) || - gc_ver == IP_VERSION(9, 4, 2)) + !amdgpu_device_has_display_hardware(adev)) *states = ATTR_STATE_UNSUPPORTED; } else if (DEVICE_ATTR_IS(pp_dpm_fclk)) { if (mp1_ver < IP_VERSION(10, 0, 0))