1 files changed, 40 insertions, 0 deletions
diff --git a/meta-amd-bsp/recipes-kernel/linux/linux-yocto-4.14.71/2030-drm-amd-pp-Fix-overflow-when-setup-decf-pix-disp-dpm.patch b/meta-amd-bsp/recipes-kernel/linux/linux-yocto-4.14.71/2030-drm-amd-pp-Fix-overflow-when-setup-decf-pix-disp-dpm.patch
new file mode 100644
index 00000000..5f26df3d
--- /dev/null
+++ b/meta-amd-bsp/recipes-kernel/linux/linux-yocto-4.14.71/2030-drm-amd-pp-Fix-overflow-when-setup-decf-pix-disp-dpm.patch
@@ -0,0 +1,40 @@
+From 4fd208de4d837f30c61a53fe5744be1a4cb4d8e0 Mon Sep 17 00:00:00 2001
+From: Rex Zhu <Rex.Zhu@amd.com>
+Date: Wed, 18 Oct 2017 17:43:43 +0800
+Subject: [PATCH 2030/4131] drm/amd/pp: Fix overflow when setup decf/pix/disp
+ dpm table.
+
+Change-Id: I26222bbbeaee655b40a3bc4e1ebb2b6e922d11d0
+Reviewed-by: Alex Deucher <alexander.deucher@amd.com>
+Signed-off-by: Rex Zhu <Rex.Zhu@amd.com>
+---
+ drivers/gpu/drm/amd/powerplay/hwmgr/vega10_hwmgr.c | 6 ++----
+ 1 file changed, 2 insertions(+), 4 deletions(-)
+
+diff --git a/drivers/gpu/drm/amd/powerplay/hwmgr/vega10_hwmgr.c b/drivers/gpu/drm/amd/powerplay/hwmgr/vega10_hwmgr.c
+index 8c3a1d4..d0ebf52 100644
+--- a/drivers/gpu/drm/amd/powerplay/hwmgr/vega10_hwmgr.c
++++ b/drivers/gpu/drm/amd/powerplay/hwmgr/vega10_hwmgr.c
+@@ -1161,6 +1161,8 @@ static void vega10_setup_default_single_dpm_table(struct pp_hwmgr *hwmgr,
+ {
+ 	int i;
+ 
++	dpm_table->count = 0;
++
+ 	for (i = 0; i < dep_table->count; i++) {
+ 		if (i == 0 || dpm_table->dpm_levels[dpm_table->count - 1].value <=
+ 				dep_table->entries[i].clk) {
+@@ -1269,10 +1271,6 @@ static int vega10_setup_default_dpm_tables(struct pp_hwmgr *hwmgr)
+ 			return -EINVAL);
+ 
+ 	/* Initialize Sclk DPM table based on allow Sclk values */
+-	data->dpm_table.soc_table.count = 0;
+-	data->dpm_table.gfx_table.count = 0;
+-	data->dpm_table.dcef_table.count = 0;
+-
+ 	dpm_table = &(data->dpm_table.soc_table);
+ 	vega10_setup_default_single_dpm_table(hwmgr,
+ 			dpm_table,
+-- 
+2.7.4
+