From 9db7a0746c83d56340cbeb409adca200d7e3d475 Mon Sep 17 00:00:00 2001 From: Alex Deucher Date: Thu, 8 Nov 2018 16:34:48 -0500 Subject: [PATCH 0786/2940] drm/amdgpu/gfx9: rework lbpw enable code To avoid changing the global lbpw module parameter directly. Reviewed-by: Evan Quan Signed-off-by: Alex Deucher --- drivers/gpu/drm/amd/amdgpu/gfx_v9_0.c | 29 +++++++++++---------------- 1 file changed, 12 insertions(+), 17 deletions(-) diff --git a/drivers/gpu/drm/amd/amdgpu/gfx_v9_0.c b/drivers/gpu/drm/amd/amdgpu/gfx_v9_0.c index da11e2d827ee..109636557357 100644 --- a/drivers/gpu/drm/amd/amdgpu/gfx_v9_0.c +++ b/drivers/gpu/drm/amd/amdgpu/gfx_v9_0.c @@ -2418,26 +2418,21 @@ static int gfx_v9_0_rlc_resume(struct amdgpu_device *adev) return r; } - if (amdgpu_lbpw == -1) { - switch (adev->asic_type) { - case CHIP_RAVEN: - amdgpu_lbpw = 1; - break; - case CHIP_VEGA20: - amdgpu_lbpw = 0; - break; - default: - amdgpu_lbpw = 0; - break; - } - } - - if (adev->asic_type == CHIP_RAVEN || - adev->asic_type == CHIP_VEGA20) { - if (amdgpu_lbpw != 0) + switch (adev->asic_type) { + case CHIP_RAVEN: + if (amdgpu_lbpw == 0) + gfx_v9_0_enable_lbpw(adev, false); + else + gfx_v9_0_enable_lbpw(adev, true); + break; + case CHIP_VEGA20: + if (amdgpu_lbpw > 0) gfx_v9_0_enable_lbpw(adev, true); else gfx_v9_0_enable_lbpw(adev, false); + break; + default: + break; } adev->gfx.rlc.funcs->start(adev); -- 2.17.1