I use the R7 240 graphics card,linux system（4.4kernal）.when I suspend to RAM/ Resume ， My monitor will have a floral screen。 I really need help. Who can help me?
This is some log ：
[ 38.472000] log: int the si_startup ``7`` r == 0
[ 38.472000] radeon 0000:03:00.0: fence driver on ring 2 use gpu addr 0x0000000040000c08 and cpu addr 0xfffffc07e9edcc08
[ 38.472000] log: int the si_startup ``8`` r == 0
[ 38.472000] radeon 0000:03:00.0: fence driver on ring 3 use gpu addr 0x0000000040000c0c and cpu addr 0xfffffc07e9edcc0c
[ 38.472000] radeon 0000:03:00.0: fence driver on ring 4 use gpu addr 0x0000000040000c10 and cpu addr 0xfffffc07e9edcc10
[ 38.472000] radeon 0000:03:00.0: fence driver on ring 5 use gpu addr 0x0000000000075a18 and cpu addr 0xfffffcc2e0075a18
[ 38.472000] log: int the si_startup ``9`` r == 0
[ 38.572000] radeon 0000:03:00.0: VCE init error (-60).
[ 38.776000] PCI: Setting latency timer of device 0000:03:00.0 to 64
[ 38.776000] log: int the si_startup ``11`` r == 0
[ 38.776000] log: int the si_startup ``12`` r == 0
[ 38.776000] log: int the si_startup ``13`` r == 0
[ 38.776000] log: int the si_startup ``14`` r == 0
[ 38.776000] log: int the si_startup ``15`` r == 0 [ 38.780000] log: int the si_startup ``16`` r == 0
[ 38.804000] usb 1-4: reset low-speed USB device number 3 using xhci-hcd [ 38.984000] log: int the si_startup ``17`` r == 0
[ 39.080000] usb 1-4: ep 0x81 - rounding interval to 64 microframes, ep desc says 80 microframes
[ 39.080000] usb 1-4: ep 0x82 - rounding interval to 1024 microframes, ep desc says 2040 microframes
[ 39.088000] [drm:r600_dma_ring_test [radeon]] *ERROR* radeon: ring 0 test failed (0xCAFEDEAD) [ 39.088000]
log: int the si_startup ``18`` r == -22 [ 39.088000] [drm:si_resume [radeon]] *ERROR* si startup failed on resume
