releases/4.9.18/drm-amdgpu-si-add-dpm-quirk-for-oland.patch

   1 From 18a8de1bc37e97dff1c96ee6cf49adbd02a0f775 Mon Sep 17 00:00:00 2001
   2 From: Alex Deucher <alexander.deucher@amd.com>
   3 Date: Tue, 14 Mar 2017 19:24:19 -0400
   4 Subject: drm/amdgpu/si: add dpm quirk for Oland
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   8
   9 From: Alex Deucher <alexander.deucher@amd.com>
  10
  11 commit 18a8de1bc37e97dff1c96ee6cf49adbd02a0f775 upstream.
  12
  13 OLAND 0x1002:0x6604 0x1028:0x066F 0x00 seems to have problems
  14 with higher sclks.
  15
  16 Acked-by: Christian König <christian.koenig@amd.com>
  17 Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
  18 Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
  19
  20 ---
  21  drivers/gpu/drm/amd/amdgpu/si_dpm.c |    6 ++++++
  22  1 file changed, 6 insertions(+)
  23
  24 --- a/drivers/gpu/drm/amd/amdgpu/si_dpm.c
  25 +++ b/drivers/gpu/drm/amd/amdgpu/si_dpm.c
  26 @@ -3506,6 +3506,12 @@ static void si_apply_state_adjust_rules(
  27                         max_sclk = 75000;
  28                         max_mclk = 80000;
  29                 }
  30 +       } else if (adev->asic_type == CHIP_OLAND) {
  31 +               if ((adev->pdev->device == 0x6604) &&
  32 +                   (adev->pdev->subsystem_vendor == 0x1028) &&
  33 +                   (adev->pdev->subsystem_device == 0x066F)) {
  34 +                       max_sclk = 75000;
  35 +               }
  36         }
  37         /* Apply dpm quirks */
  38         while (p && p->chip_device != 0) {