1 files changed, 73 insertions, 0 deletions
diff --git a/meta-amd-bsp/recipes-kernel/linux/linux-yocto-4.19.8/3788-drm-amdgpu-For-Navi12-SRIOV-VF-register-mailbox-func.patch b/meta-amd-bsp/recipes-kernel/linux/linux-yocto-4.19.8/3788-drm-amdgpu-For-Navi12-SRIOV-VF-register-mailbox-func.patch
new file mode 100644
index 00000000..1b641d1f
--- /dev/null
+++ b/meta-amd-bsp/recipes-kernel/linux/linux-yocto-4.19.8/3788-drm-amdgpu-For-Navi12-SRIOV-VF-register-mailbox-func.patch
@@ -0,0 +1,73 @@
+From db8ca3585d94b3285d6c8df7fcbb9f26186f722c Mon Sep 17 00:00:00 2001
+From: Jiange Zhao <Jiange.Zhao@amd.com>
+Date: Wed, 11 Sep 2019 17:29:07 +0800
+Subject: [PATCH 3788/4256] drm/amdgpu: For Navi12 SRIOV VF, register mailbox
+ functions
+
+Mailbox functions and interrupts are only for Navi12 VF.
+
+Register functions and irqs during initialization.
+
+Reviewed-by: Emily Deng <Emily.Deng@amd.com>
+Signed-off-by: Jiange Zhao <Jiange.Zhao@amd.com>
+---
+ drivers/gpu/drm/amd/amdgpu/nv.c | 19 +++++++++++++++++++
+ 1 file changed, 19 insertions(+)
+
+diff --git a/drivers/gpu/drm/amd/amdgpu/nv.c b/drivers/gpu/drm/amd/amdgpu/nv.c
+index a61f43c0c9df..4c24672be12a 100644
+--- a/drivers/gpu/drm/amd/amdgpu/nv.c
++++ b/drivers/gpu/drm/amd/amdgpu/nv.c
+@@ -53,6 +53,7 @@
+ #include "vcn_v2_0.h"
+ #include "dce_virtual.h"
+ #include "mes_v10_1.h"
++#include "mxgpu_nv.h"
+ 
+ static const struct amd_ip_funcs nv_common_ip_funcs;
+ 
+@@ -426,6 +427,9 @@ int nv_set_ip_blocks(struct amdgpu_device *adev)
+ 
+ 	adev->nbio.funcs->detect_hw_virt(adev);
+ 
++	if (amdgpu_sriov_vf(adev))
++		adev->virt.ops = &xgpu_nv_virt_ops;
++
+ 	switch (adev->asic_type) {
+ 	case CHIP_NAVI10:
+ 	case CHIP_NAVI14:
+@@ -666,16 +670,31 @@ static int nv_common_early_init(void *handle)
+ 		return -EINVAL;
+ 	}
+ 
++	if (amdgpu_sriov_vf(adev)) {
++		amdgpu_virt_init_setting(adev);
++		xgpu_nv_mailbox_set_irq_funcs(adev);
++	}
++
+ 	return 0;
+ }
+ 
+ static int nv_common_late_init(void *handle)
+ {
++	struct amdgpu_device *adev = (struct amdgpu_device *)handle;
++
++	if (amdgpu_sriov_vf(adev))
++		xgpu_nv_mailbox_get_irq(adev);
++
+ 	return 0;
+ }
+ 
+ static int nv_common_sw_init(void *handle)
+ {
++	struct amdgpu_device *adev = (struct amdgpu_device *)handle;
++
++	if (amdgpu_sriov_vf(adev))
++		xgpu_nv_mailbox_add_irq_id(adev);
++
+ 	return 0;
+ }
+ 
+-- 
+2.17.1
+