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Diffstat (limited to 'meta-amd-bsp/recipes-kernel/linux-4.19/linux-yocto-4.19.8/0475-drm-amdgpu-Add-fw-load-in-gfx_v8-and-sdma_v3.patch')
-rw-r--r--meta-amd-bsp/recipes-kernel/linux-4.19/linux-yocto-4.19.8/0475-drm-amdgpu-Add-fw-load-in-gfx_v8-and-sdma_v3.patch61
1 files changed, 61 insertions, 0 deletions
diff --git a/meta-amd-bsp/recipes-kernel/linux-4.19/linux-yocto-4.19.8/0475-drm-amdgpu-Add-fw-load-in-gfx_v8-and-sdma_v3.patch b/meta-amd-bsp/recipes-kernel/linux-4.19/linux-yocto-4.19.8/0475-drm-amdgpu-Add-fw-load-in-gfx_v8-and-sdma_v3.patch
new file mode 100644
index 00000000..ac62edc8
--- /dev/null
+++ b/meta-amd-bsp/recipes-kernel/linux-4.19/linux-yocto-4.19.8/0475-drm-amdgpu-Add-fw-load-in-gfx_v8-and-sdma_v3.patch
@@ -0,0 +1,61 @@
+From 0200fc4e799a60b83bfa163c2dcd7b734d630ac8 Mon Sep 17 00:00:00 2001
+From: Rex Zhu <Rex.Zhu@amd.com>
+Date: Sat, 29 Sep 2018 15:57:31 +0800
+Subject: [PATCH 0475/2940] drm/amdgpu: Add fw load in gfx_v8 and sdma_v3
+
+gfx and sdma can be initialized before smu.
+
+Reviewed-by: Evan Quan <evan.quan@amd.com>
+Signed-off-by: Rex Zhu <Rex.Zhu@amd.com>
+---
+ drivers/gpu/drm/amd/amdgpu/gfx_v8_0.c | 11 +++++++++++
+ drivers/gpu/drm/amd/amdgpu/sdma_v3_0.c | 8 ++++++++
+ 2 files changed, 19 insertions(+)
+
+diff --git a/drivers/gpu/drm/amd/amdgpu/gfx_v8_0.c b/drivers/gpu/drm/amd/amdgpu/gfx_v8_0.c
+index 6b1954eaf275..77e05c19022a 100644
+--- a/drivers/gpu/drm/amd/amdgpu/gfx_v8_0.c
++++ b/drivers/gpu/drm/amd/amdgpu/gfx_v8_0.c
+@@ -4180,9 +4180,20 @@ static void gfx_v8_0_rlc_start(struct amdgpu_device *adev)
+
+ static int gfx_v8_0_rlc_resume(struct amdgpu_device *adev)
+ {
++ int r;
++
+ gfx_v8_0_rlc_stop(adev);
+ gfx_v8_0_rlc_reset(adev);
+ gfx_v8_0_init_pg(adev);
++
++ if (adev->powerplay.pp_funcs->load_firmware) {
++ r = adev->powerplay.pp_funcs->load_firmware(adev->powerplay.pp_handle);
++ if (r) {
++ pr_err("firmware loading failed\n");
++ return r;
++ }
++ }
++
+ gfx_v8_0_rlc_start(adev);
+
+ return 0;
+diff --git a/drivers/gpu/drm/amd/amdgpu/sdma_v3_0.c b/drivers/gpu/drm/amd/amdgpu/sdma_v3_0.c
+index 6fb3edaba0ec..0bdde7f84adf 100644
+--- a/drivers/gpu/drm/amd/amdgpu/sdma_v3_0.c
++++ b/drivers/gpu/drm/amd/amdgpu/sdma_v3_0.c
+@@ -788,6 +788,14 @@ static int sdma_v3_0_start(struct amdgpu_device *adev)
+ {
+ int r;
+
++ if (adev->powerplay.pp_funcs->load_firmware) {
++ r = adev->powerplay.pp_funcs->load_firmware(adev->powerplay.pp_handle);
++ if (r) {
++ pr_err("firmware loading failed\n");
++ return r;
++ }
++ }
++
+ /* disable sdma engine before programing it */
+ sdma_v3_0_ctx_switch_enable(adev, false);
+ sdma_v3_0_enable(adev, false);
+--
+2.17.1
+