From 73909a746a6636706e72287fb268103a9d8b5104 Mon Sep 17 00:00:00 2001 From: Rex Zhu Date: Fri, 14 Oct 2016 19:30:08 +0800 Subject: [PATCH] drm/amdgpu: add an implement for check_power_state equal for Cz. Signed-off-by: Rex Zhu Reviewed-by: Alex Deucher Signed-off-by: Alex Deucher --- drivers/gpu/drm/amd/amdgpu/cz_dpm.c | 13 +++++++++++++ 1 file changed, 13 insertions(+) diff --git a/drivers/gpu/drm/amd/amdgpu/cz_dpm.c b/drivers/gpu/drm/amd/amdgpu/cz_dpm.c index ad2cc4be6737..adbb6e150acc 100644 --- a/drivers/gpu/drm/amd/amdgpu/cz_dpm.c +++ b/drivers/gpu/drm/amd/amdgpu/cz_dpm.c @@ -2257,6 +2257,18 @@ static void cz_dpm_powergate_vce(struct amdgpu_device *adev, bool gate) } } +static int cz_check_state_equal(struct amdgpu_device *adev, + struct amdgpu_ps *cps, + struct amdgpu_ps *rps, + bool *equal) +{ + if (equal == NULL) + return -EINVAL; + + *equal = false; + return 0; +} + const struct amd_ip_funcs cz_dpm_ip_funcs = { .name = "cz_dpm", .early_init = cz_dpm_early_init, @@ -2289,6 +2301,7 @@ static const struct amdgpu_dpm_funcs cz_dpm_funcs = { .vblank_too_short = NULL, .powergate_uvd = cz_dpm_powergate_uvd, .powergate_vce = cz_dpm_powergate_vce, + .check_state_equal = cz_check_state_equal, }; static void cz_dpm_set_funcs(struct amdgpu_device *adev) -- 2.45.2