From 66ba1afd854211435cc91159a1ededb1d0f04464 Mon Sep 17 00:00:00 2001 From: Rex Zhu Date: Wed, 12 Oct 2016 15:38:56 +0800 Subject: [PATCH] drm/amdgpu: save number of vce states in dpm struct. MIME-Version: 1.0 Content-Type: text/plain; charset=utf8 Content-Transfer-Encoding: 8bit Reviewed-by: Christian König Signed-off-by: Rex Zhu Signed-off-by: Alex Deucher --- drivers/gpu/drm/amd/amdgpu/amdgpu_dpm.c | 7 ++++--- drivers/gpu/drm/amd/amdgpu/amdgpu_dpm.h | 1 + drivers/gpu/drm/amd/amdgpu/ci_dpm.c | 2 +- drivers/gpu/drm/amd/amdgpu/kv_dpm.c | 2 +- drivers/gpu/drm/amd/amdgpu/si_dpm.c | 2 +- 5 files changed, 8 insertions(+), 6 deletions(-) diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_dpm.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_dpm.c index 4f8d3a5a682f..009ccb961541 100644 --- a/drivers/gpu/drm/amd/amdgpu/amdgpu_dpm.c +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_dpm.c @@ -553,9 +553,10 @@ int amdgpu_parse_extended_power_table(struct amdgpu_device *adev) entry = (ATOM_PPLIB_VCE_Clock_Voltage_Limit_Record *) ((u8 *)entry + sizeof(ATOM_PPLIB_VCE_Clock_Voltage_Limit_Record)); } - for (i = 0; i < states->numEntries; i++) { - if (i >= AMD_MAX_VCE_LEVELS) - break; + adev->pm.dpm.num_of_vce_states = + states->numEntries > AMD_MAX_VCE_LEVELS ? + AMD_MAX_VCE_LEVELS : states->numEntries; + for (i = 0; i < adev->pm.dpm.num_of_vce_states; i++) { vce_clk = (VCEClockInfo *) ((u8 *)&array->entries[0] + (state_entry->ucVCEClockInfoIndex * sizeof(VCEClockInfo))); diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_dpm.h b/drivers/gpu/drm/amd/amdgpu/amdgpu_dpm.h index 68dac0c569fd..5097415d2172 100644 --- a/drivers/gpu/drm/amd/amdgpu/amdgpu_dpm.h +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_dpm.h @@ -387,6 +387,7 @@ struct amdgpu_dpm { /* default uvd power state */ struct amdgpu_ps *uvd_ps; /* vce requirements */ + u32 num_of_vce_states; struct amd_vce_state vce_states[AMD_MAX_VCE_LEVELS]; enum amd_vce_level vce_level; enum amd_pm_state_type state; diff --git a/drivers/gpu/drm/amd/amdgpu/ci_dpm.c b/drivers/gpu/drm/amd/amdgpu/ci_dpm.c index dc3196e13256..fa939df942f4 100644 --- a/drivers/gpu/drm/amd/amdgpu/ci_dpm.c +++ b/drivers/gpu/drm/amd/amdgpu/ci_dpm.c @@ -5689,7 +5689,7 @@ static int ci_parse_power_table(struct amdgpu_device *adev) adev->pm.dpm.num_ps = state_array->ucNumEntries; /* fill in the vce power states */ - for (i = 0; i < AMD_MAX_VCE_LEVELS; i++) { + for (i = 0; i < adev->pm.dpm.num_of_vce_states; i++) { u32 sclk, mclk; clock_array_index = adev->pm.dpm.vce_states[i].clk_idx; clock_info = (union pplib_clock_info *) diff --git a/drivers/gpu/drm/amd/amdgpu/kv_dpm.c b/drivers/gpu/drm/amd/amdgpu/kv_dpm.c index a03690abe38d..b23f643f6d0f 100644 --- a/drivers/gpu/drm/amd/amdgpu/kv_dpm.c +++ b/drivers/gpu/drm/amd/amdgpu/kv_dpm.c @@ -2796,7 +2796,7 @@ static int kv_parse_power_table(struct amdgpu_device *adev) adev->pm.dpm.num_ps = state_array->ucNumEntries; /* fill in the vce power states */ - for (i = 0; i < AMD_MAX_VCE_LEVELS; i++) { + for (i = 0; i < adev->pm.dpm.num_of_vce_states; i++) { u32 sclk; clock_array_index = adev->pm.dpm.vce_states[i].clk_idx; clock_info = (union pplib_clock_info *) diff --git a/drivers/gpu/drm/amd/amdgpu/si_dpm.c b/drivers/gpu/drm/amd/amdgpu/si_dpm.c index 15f9ca55bba9..dbfecc29f2a1 100644 --- a/drivers/gpu/drm/amd/amdgpu/si_dpm.c +++ b/drivers/gpu/drm/amd/amdgpu/si_dpm.c @@ -7320,7 +7320,7 @@ static int si_parse_power_table(struct amdgpu_device *adev) adev->pm.dpm.num_ps = state_array->ucNumEntries; /* fill in the vce power states */ - for (i = 0; i < AMD_MAX_VCE_LEVELS; i++) { + for (i = 0; i < adev->pm.dpm.num_of_vce_states; i++) { u32 sclk, mclk; clock_array_index = adev->pm.dpm.vce_states[i].clk_idx; clock_info = (union pplib_clock_info *) -- 2.20.1