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From c1c2267f52e05ea15e093cb2d490568b9b77fd08 Mon Sep 17 00:00:00 2001
From: Alex Deucher <alexander.deucher@amd.com>
Date: Wed, 31 Oct 2018 23:56:16 -0500
Subject: [PATCH 1055/2940] drm/amdgpu/si: add need_reset_on_init asic callback
for SI (v2)
SI chips don't require a reset on reload due to the nature of
the SMU on them.
v2: rebase
Reviewed-by: Evan Quan <evan.quan@amd.com>
Reviewed-by: Felix Kuehling <Felix.Kuehling@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
---
drivers/gpu/drm/amd/amdgpu/si.c | 6 ++++++
1 file changed, 6 insertions(+)
diff --git a/drivers/gpu/drm/amd/amdgpu/si.c b/drivers/gpu/drm/amd/amdgpu/si.c
index 7d2a48727e76..79c1a9bbcc21 100644
--- a/drivers/gpu/drm/amd/amdgpu/si.c
+++ b/drivers/gpu/drm/amd/amdgpu/si.c
@@ -1259,6 +1259,11 @@ static bool si_need_full_reset(struct amdgpu_device *adev)
return true;
}
+static bool si_need_reset_on_init(struct amdgpu_device *adev)
+{
+ return false;
+}
+
static int si_get_pcie_lanes(struct amdgpu_device *adev)
{
u32 link_width_cntl;
@@ -1387,6 +1392,7 @@ static const struct amdgpu_asic_funcs si_asic_funcs =
.invalidate_hdp = &si_invalidate_hdp,
.need_full_reset = &si_need_full_reset,
.get_pcie_usage = &si_get_pcie_usage,
+ .need_reset_on_init = &si_need_reset_on_init,
};
static uint32_t si_get_rev_id(struct amdgpu_device *adev)
--
2.17.1
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