1 files changed, 43 insertions, 0 deletions
diff --git a/meta-amd-bsp/recipes-kernel/linux/linux-yocto-4.14.71/3982-drm-amdgpu-si-implement-asic-need_full_reset-callbac.patch b/meta-amd-bsp/recipes-kernel/linux/linux-yocto-4.14.71/3982-drm-amdgpu-si-implement-asic-need_full_reset-callbac.patch
new file mode 100644
index 00000000..65240968
--- /dev/null
+++ b/meta-amd-bsp/recipes-kernel/linux/linux-yocto-4.14.71/3982-drm-amdgpu-si-implement-asic-need_full_reset-callbac.patch
@@ -0,0 +1,43 @@
+From 5959e18eee306717308cf0027c0d4de615c0bf08 Mon Sep 17 00:00:00 2001
+From: Alex Deucher <alexander.deucher@amd.com>
+Date: Thu, 29 Mar 2018 14:38:09 -0500
+Subject: [PATCH 3982/4131] drm/amdgpu/si: implement asic need_full_reset
+ callback
+
+Used to check on a per SoC basis whether the SoC needs
+a full reset of a per IP soft reset.
+
+Reviewed-by: Huang Rui <ray.huang@amd.com>
+Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
+---
+ drivers/gpu/drm/amd/amdgpu/si.c | 7 +++++++
+ 1 file changed, 7 insertions(+)
+
+diff --git a/drivers/gpu/drm/amd/amdgpu/si.c b/drivers/gpu/drm/amd/amdgpu/si.c
+index a763ac0..feb86ee 100644
+--- a/drivers/gpu/drm/amd/amdgpu/si.c
++++ b/drivers/gpu/drm/amd/amdgpu/si.c
+@@ -1317,6 +1317,12 @@ static void si_invalidate_hdp(struct amdgpu_device *adev,
+ 	}
+ }
+ 
++static bool si_need_full_reset(struct amdgpu_device *adev)
++{
++	/* change this when we support soft reset */
++	return true;
++}
++
+ static const struct amdgpu_asic_funcs si_asic_funcs =
+ {
+ 	.read_disabled_bios = &si_read_disabled_bios,
+@@ -1332,6 +1338,7 @@ static const struct amdgpu_asic_funcs si_asic_funcs =
+ 	.get_config_memsize = &si_get_config_memsize,
+ 	.flush_hdp = &si_flush_hdp,
+ 	.invalidate_hdp = &si_invalidate_hdp,
++	.need_full_reset = &si_need_full_reset,
+ };
+ 
+ static uint32_t si_get_rev_id(struct amdgpu_device *adev)
+-- 
+2.7.4
+