[PATCH 2/2] drm/amdgpu: fix KV harvesting

[Zhu, Rex]

Acked-by:  Rex Zhu<rezhu at amd.com> for the series.


Best Regards
Rex

________________________________
From: amd-gfx <amd-gfx-bounces at lists.freedesktop.org> on behalf of Alex Deucher <alexdeucher at gmail.com>
Sent: Tuesday, March 6, 2018 2:30 AM
To: amd-gfx at lists.freedesktop.org
Cc: Deucher, Alexander; stable at vger.kernel.org
Subject: [PATCH 2/2] drm/amdgpu: fix KV harvesting

Always set the graphics values to the max for the
asic type.  E.g., some 1 RB chips are actually 1 RB chips,
others are actually harvested 2 RB chips.

Fixes: https://bugs.freedesktop.org/show_bug.cgi?id=99353
Signed-off-by: Alex Deucher <alexander.deucher at amd.com>
Cc: stable at vger.kernel.org
---
 drivers/gpu/drm/amd/amdgpu/gfx_v7_0.c | 30 ++----------------------------
 1 file changed, 2 insertions(+), 28 deletions(-)

diff --git a/drivers/gpu/drm/amd/amdgpu/gfx_v7_0.c b/drivers/gpu/drm/amd/amdgpu/gfx_v7_0.c
index 972d421caada..e13d9d83767b 100644
--- a/drivers/gpu/drm/amd/amdgpu/gfx_v7_0.c
+++ b/drivers/gpu/drm/amd/amdgpu/gfx_v7_0.c
@@ -4358,34 +4358,8 @@ static void gfx_v7_0_gpu_early_init(struct amdgpu_device *adev)
         case CHIP_KAVERI:
                 adev->gfx.config.max_shader_engines = 1;
                 adev->gfx.config.max_tile_pipes = 4;
-               if ((adev->pdev->device == 0x1304) ||
-                   (adev->pdev->device == 0x1305) ||
-                   (adev->pdev->device == 0x130C) ||
-                   (adev->pdev->device == 0x130F) ||
-                   (adev->pdev->device == 0x1310) ||
-                   (adev->pdev->device == 0x1311) ||
-                   (adev->pdev->device == 0x131C)) {
-                       adev->gfx.config.max_cu_per_sh = 8;
-                       adev->gfx.config.max_backends_per_se = 2;
-               } else if ((adev->pdev->device == 0x1309) ||
-                          (adev->pdev->device == 0x130A) ||
-                          (adev->pdev->device == 0x130D) ||
-                          (adev->pdev->device == 0x1313) ||
-                          (adev->pdev->device == 0x131D)) {
-                       adev->gfx.config.max_cu_per_sh = 6;
-                       adev->gfx.config.max_backends_per_se = 2;
-               } else if ((adev->pdev->device == 0x1306) ||
-                          (adev->pdev->device == 0x1307) ||
-                          (adev->pdev->device == 0x130B) ||
-                          (adev->pdev->device == 0x130E) ||
-                          (adev->pdev->device == 0x1315) ||
-                          (adev->pdev->device == 0x131B)) {
-                       adev->gfx.config.max_cu_per_sh = 4;
-                       adev->gfx.config.max_backends_per_se = 1;
-               } else {
-                       adev->gfx.config.max_cu_per_sh = 3;
-                       adev->gfx.config.max_backends_per_se = 1;
-               }
+               adev->gfx.config.max_cu_per_sh = 8;
+               adev->gfx.config.max_backends_per_se = 2;
                 adev->gfx.config.max_sh_per_se = 1;
                 adev->gfx.config.max_texture_channel_caches = 4;
                 adev->gfx.config.max_gprs = 256;
--
2.13.6

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