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From 13b2c75583f64d8579d9da073e68cbbcc8173d50 Mon Sep 17 00:00:00 2001
From: Alex Deucher <alexander.deucher@amd.com>
Date: Mon, 1 Feb 2016 11:13:04 -0500
Subject: [PATCH 0261/1110] drm/amdgpu: track whether the asic supports SR-IOV
MIME-Version: 1.0
Content-Type: text/plain; charset=UTF-8
Content-Transfer-Encoding: 8bit
Required to make desicions about certain code pathes.
Reviewed-by: Monk Liu <monk.liu@amd.com>
Reviewed-by: Christian König <christian.koenig@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
---
drivers/gpu/drm/amd/amdgpu/amdgpu.h | 7 +++++++
drivers/gpu/drm/amd/amdgpu/amdgpu_device.c | 4 ++++
2 files changed, 11 insertions(+)
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu.h b/drivers/gpu/drm/amd/amdgpu/amdgpu.h
index 5d51ef2..27c530b 100644
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu.h
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu.h
@@ -1864,6 +1864,11 @@ void *amdgpu_cgs_create_device(struct amdgpu_device *adev);
void amdgpu_cgs_destroy_device(void *cgs_device);
+/* GPU virtualization */
+struct amdgpu_virtualization {
+ bool supports_sr_iov;
+};
+
/*
* Core structure, functions and helpers.
*/
@@ -2037,6 +2042,8 @@ struct amdgpu_device {
/* kernel conext for IB submission */
struct amdgpu_ctx kernel_ctx;
+
+ struct amdgpu_virtualization virtualization;
};
bool amdgpu_device_is_px(struct drm_device *dev);
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_device.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_device.c
index 4ba9ae4..970844d 100644
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_device.c
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_device.c
@@ -1500,6 +1500,10 @@ int amdgpu_device_init(struct amdgpu_device *adev,
return r;
}
+ /* See if the asic supports SR-IOV */
+ adev->virtualization.supports_sr_iov =
+ amdgpu_atombios_has_gpu_virtualization_table(adev);
+
/* Post card if necessary */
if (!amdgpu_card_posted(adev)) {
if (!adev->bios) {
--
2.7.4
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