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drm/amdgpu/gfx9: remove redundant repeated nested 0 check

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The repeated checks on grbm_soft_reset are unnecessary. Remove them.

Signed-off-by: Ethan Carter Edwards <ethan@ethancedwards.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
This commit is contained in:
Ethan Carter Edwards
2025-08-01 21:45:41 -04:00
committed by Alex Deucher
parent 8802ec0eba
commit 90e1d0324a
1 changed files with 9 additions and 11 deletions
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20
drivers/gpu/drm/amd/amdgpu/gfx_v9_0.c
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@@ -4175,19 +4175,17 @@ static int gfx_v9_0_soft_reset(struct amdgpu_ip_block *ip_block)
/* Disable MEC parsing/prefetching */
gfx_v9_0_cp_compute_enable(adev, false);
if (grbm_soft_reset) {
tmp = RREG32_SOC15(GC, 0, mmGRBM_SOFT_RESET);
tmp |= grbm_soft_reset;
dev_info(adev->dev, "GRBM_SOFT_RESET=0x%08X\n", tmp);
WREG32_SOC15(GC, 0, mmGRBM_SOFT_RESET, tmp);
tmp = RREG32_SOC15(GC, 0, mmGRBM_SOFT_RESET);
tmp = RREG32_SOC15(GC, 0, mmGRBM_SOFT_RESET);
tmp |= grbm_soft_reset;
dev_info(adev->dev, "GRBM_SOFT_RESET=0x%08X\n", tmp);
WREG32_SOC15(GC, 0, mmGRBM_SOFT_RESET, tmp);
tmp = RREG32_SOC15(GC, 0, mmGRBM_SOFT_RESET);
udelay(50);
udelay(50);
tmp &= ~grbm_soft_reset;
WREG32_SOC15(GC, 0, mmGRBM_SOFT_RESET, tmp);
tmp = RREG32_SOC15(GC, 0, mmGRBM_SOFT_RESET);
}
tmp &= ~grbm_soft_reset;
WREG32_SOC15(GC, 0, mmGRBM_SOFT_RESET, tmp);
tmp = RREG32_SOC15(GC, 0, mmGRBM_SOFT_RESET);
/* Wait a little for things to settle down */
udelay(50);