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Upgrade to 4.4.50-rt62
[kvmfornfv.git]
/
kernel
/
drivers
/
gpu
/
drm
/
amd
/
amdgpu
/
amdgpu_atpx_handler.c
diff --git
a/kernel/drivers/gpu/drm/amd/amdgpu/amdgpu_atpx_handler.c
b/kernel/drivers/gpu/drm/amd/amdgpu/amdgpu_atpx_handler.c
index
5a8fbad
..
29adbbe
100644
(file)
--- a/
kernel/drivers/gpu/drm/amd/amdgpu/amdgpu_atpx_handler.c
+++ b/
kernel/drivers/gpu/drm/amd/amdgpu/amdgpu_atpx_handler.c
@@
-10,6
+10,7
@@
#include <linux/slab.h>
#include <linux/acpi.h>
#include <linux/pci.h>
+#include <linux/delay.h>
#include "amdgpu_acpi.h"
@@
-256,6
+257,10
@@
static int amdgpu_atpx_set_discrete_state(struct amdgpu_atpx *atpx, u8 state)
if (!info)
return -EIO;
kfree(info);
+
+ /* 200ms delay is required after off */
+ if (state == 0)
+ msleep(200);
}
return 0;
}