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Diffstat (limited to 'meta-amd-bsp/recipes-kernel/linux/linux-yocto-4.19.8/3136-drm-amdgpu-powerplay-add-set_mp1_state-for-vega20.patch')
-rw-r--r--meta-amd-bsp/recipes-kernel/linux/linux-yocto-4.19.8/3136-drm-amdgpu-powerplay-add-set_mp1_state-for-vega20.patch64
1 files changed, 64 insertions, 0 deletions
diff --git a/meta-amd-bsp/recipes-kernel/linux/linux-yocto-4.19.8/3136-drm-amdgpu-powerplay-add-set_mp1_state-for-vega20.patch b/meta-amd-bsp/recipes-kernel/linux/linux-yocto-4.19.8/3136-drm-amdgpu-powerplay-add-set_mp1_state-for-vega20.patch
new file mode 100644
index 00000000..18168780
--- /dev/null
+++ b/meta-amd-bsp/recipes-kernel/linux/linux-yocto-4.19.8/3136-drm-amdgpu-powerplay-add-set_mp1_state-for-vega20.patch
@@ -0,0 +1,64 @@
+From b0689f90d76a4277628b7bf5c57b9ffe775897b8 Mon Sep 17 00:00:00 2001
+From: Alex Deucher <alexander.deucher@amd.com>
+Date: Thu, 25 Jul 2019 10:43:28 -0500
+Subject: [PATCH 3136/4256] drm/amdgpu/powerplay: add set_mp1_state for vega20
+
+This sets the SMU into the proper state for various
+operations (shutdown, unload, GPU reset, etc.).
+
+Reviewed-by: Evan Quan <evan.quan@amd.com>
+Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
+---
+ .../drm/amd/powerplay/hwmgr/vega20_hwmgr.c | 29 +++++++++++++++++++
+ 1 file changed, 29 insertions(+)
+
+diff --git a/drivers/gpu/drm/amd/powerplay/hwmgr/vega20_hwmgr.c b/drivers/gpu/drm/amd/powerplay/hwmgr/vega20_hwmgr.c
+index f27c6fbb192e..0516c294b377 100644
+--- a/drivers/gpu/drm/amd/powerplay/hwmgr/vega20_hwmgr.c
++++ b/drivers/gpu/drm/amd/powerplay/hwmgr/vega20_hwmgr.c
+@@ -3063,6 +3063,34 @@ static int vega20_odn_edit_dpm_table(struct pp_hwmgr *hwmgr,
+ return 0;
+ }
+
++static int vega20_set_mp1_state(struct pp_hwmgr *hwmgr,
++ enum pp_mp1_state mp1_state)
++{
++ uint16_t msg;
++ int ret;
++
++ switch (mp1_state) {
++ case PP_MP1_STATE_SHUTDOWN:
++ msg = PPSMC_MSG_PrepareMp1ForShutdown;
++ break;
++ case PP_MP1_STATE_UNLOAD:
++ msg = PPSMC_MSG_PrepareMp1ForUnload;
++ break;
++ case PP_MP1_STATE_RESET:
++ msg = PPSMC_MSG_PrepareMp1ForReset;
++ break;
++ case PP_MP1_STATE_NONE:
++ default:
++ return 0;
++ }
++
++ PP_ASSERT_WITH_CODE((ret = smum_send_msg_to_smc(hwmgr, msg)) == 0,
++ "[PrepareMp1] Failed!",
++ return ret);
++
++ return 0;
++}
++
+ static int vega20_get_ppfeature_status(struct pp_hwmgr *hwmgr, char *buf)
+ {
+ static const char *ppfeature_name[] = {
+@@ -4123,6 +4151,7 @@ static const struct pp_hwmgr_func vega20_hwmgr_funcs = {
+ .get_asic_baco_capability = vega20_baco_get_capability,
+ .get_asic_baco_state = vega20_baco_get_state,
+ .set_asic_baco_state = vega20_baco_set_state,
++ .set_mp1_state = vega20_set_mp1_state,
+ };
+
+ int vega20_hwmgr_init(struct pp_hwmgr *hwmgr)
+--
+2.17.1
+