queue-4.19/drm-amdgpu-powerplay-fix-clock-stretcher-limits-on-p.patch

   1 From fd7c024c16c41d243f7a228eb41b1c42a795c5f8 Mon Sep 17 00:00:00 2001
   2 From: Alex Deucher <alexander.deucher@amd.com>
   3 Date: Thu, 29 Nov 2018 19:22:07 -0500
   4 Subject: drm/amdgpu/powerplay: fix clock stretcher limits on polaris (v2)
   5
   6 [ Upstream commit de4aaab5cc9770a8c4dc13d9bfb6a83b06bba57e ]
   7
   8 Adjust limits for newer polaris variants.
   9
  10 v2: fix polaris11 kicker (Jerry)
  11
  12 Reviewed-by: Junwei Zhang <Jerry.Zhang@amd.com>
  13 Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
  14 Signed-off-by: Sasha Levin <sashal@kernel.org>
  15 ---
  16  .../drm/amd/powerplay/smumgr/polaris10_smumgr.c | 17 +++++++++++++++--
  17  1 file changed, 15 insertions(+), 2 deletions(-)
  18
  19 diff --git a/drivers/gpu/drm/amd/powerplay/smumgr/polaris10_smumgr.c b/drivers/gpu/drm/amd/powerplay/smumgr/polaris10_smumgr.c
  20 index 5b67f575cd34..45629f26dbc2 100644
  21 --- a/drivers/gpu/drm/amd/powerplay/smumgr/polaris10_smumgr.c
  22 +++ b/drivers/gpu/drm/amd/powerplay/smumgr/polaris10_smumgr.c
  23 @@ -1528,8 +1528,21 @@ static int polaris10_populate_clock_stretcher_data_table(struct pp_hwmgr *hwmgr)
  24         efuse = efuse >> 24;
  25
  26         if (hwmgr->chip_id == CHIP_POLARIS10) {
  27 -               min = 1000;
  28 -               max = 2300;
  29 +               if (hwmgr->is_kicker) {
  30 +                       min = 1200;
  31 +                       max = 2500;
  32 +               } else {
  33 +                       min = 1000;
  34 +                       max = 2300;
  35 +               }
  36 +       } else if (hwmgr->chip_id == CHIP_POLARIS11) {
  37 +               if (hwmgr->is_kicker) {
  38 +                       min = 900;
  39 +                       max = 2100;
  40 +               } else {
  41 +                       min = 1100;
  42 +                       max = 2100;
  43 +               }
  44         } else {
  45                 min = 1100;
  46                 max = 2100;
  47 --
  48 2.19.1
  49