i am having this problem... I can run a ubuntu-bug when I get home..
here is the info I have now. display problem 16 petra x86_64 - Radeon HD 8450G i just bought a lenovo thinkpad edge. installed Linux Mint 16 Petra . my display is making strange lines and blinking .. i assume i have a driver issue?? the card is a VGA compatible controller: Advanced Micro Devices, Inc. [AMD/ATI] Richland [Radeon HD 8450G] ThinkPad-Edge-E545 3.11.0-12-generic #19-Ubuntu SMP Wed Oct 9 16:20:46 UTC 2013 x86_64 x86_64 x86_64 GNU/Linux ThinkPad-Edge-E545 ~ $ lspci 00:00.0 Host bridge: Advanced Micro Devices, Inc. [AMD] Family 15h (Models 10h-1fh) Processor Root Complex 00:01.0 VGA compatible controller: Advanced Micro Devices, Inc. [AMD/ATI] Richland [Radeon HD 8450G] 00:01.1 Audio device: Advanced Micro Devices, Inc. [AMD/ATI] Trinity HDMI Audio Controller 00:04.0 PCI bridge: Advanced Micro Devices, Inc. [AMD] Family 15h (Models 10h-1fh) Processor Root Port 00:05.0 PCI bridge: Advanced Micro Devices, Inc. [AMD] Family 15h (Models 10h-1fh) Processor Root Port 00:07.0 PCI bridge: Advanced Micro Devices, Inc. [AMD] Family 15h (Models 10h-1fh) Processor Root Port 00:10.0 USB controller: Advanced Micro Devices, Inc. [AMD] FCH USB XHCI Controller (rev 09) 00:10.1 USB controller: Advanced Micro Devices, Inc. [AMD] FCH USB XHCI Controller (rev 09) 00:11.0 SATA controller: Advanced Micro Devices, Inc. [AMD] FCH SATA Controller [AHCI mode] (rev 40) 00:12.0 USB controller: Advanced Micro Devices, Inc. [AMD] FCH USB OHCI Controller (rev 11) 00:12.2 USB controller: Advanced Micro Devices, Inc. [AMD] FCH USB EHCI Controller (rev 11) 00:13.0 USB controller: Advanced Micro Devices, Inc. [AMD] FCH USB OHCI Controller (rev 11) 00:13.2 USB controller: Advanced Micro Devices, Inc. [AMD] FCH USB EHCI Controller (rev 11) 00:14.0 SMBus: Advanced Micro Devices, Inc. [AMD] FCH SMBus Controller (rev 16) 00:14.2 Audio device: Advanced Micro Devices, Inc. [AMD] FCH Azalia Controller (rev 01) 00:14.3 ISA bridge: Advanced Micro Devices, Inc. [AMD] FCH LPC Bridge (rev 11) 00:14.4 PCI bridge: Advanced Micro Devices, Inc. [AMD] FCH PCI Bridge (rev 40) 00:18.0 Host bridge: Advanced Micro Devices, Inc. [AMD] Family 15h (Models 10h-1fh) Processor Function 0 00:18.1 Host bridge: Advanced Micro Devices, Inc. [AMD] Family 15h (Models 10h-1fh) Processor Function 1 00:18.2 Host bridge: Advanced Micro Devices, Inc. [AMD] Family 15h (Models 10h-1fh) Processor Function 2 00:18.3 Host bridge: Advanced Micro Devices, Inc. [AMD] Family 15h (Models 10h-1fh) Processor Function 3 00:18.4 Host bridge: Advanced Micro Devices, Inc. [AMD] Family 15h (Models 10h-1fh) Processor Function 4 00:18.5 Host bridge: Advanced Micro Devices, Inc. [AMD] Family 15h (Models 10h-1fh) Processor Function 5 01:00.0 Ethernet controller: Realtek Semiconductor Co., Ltd. RTL8111/8168/8411 PCI Express Gigabit Ethernet Controller (rev 07) 02:00.0 Network controller: Realtek Semiconductor Co., Ltd. RTL8188EE Wireless Network Adapter (rev 01) 03:00.0 Unassigned class [ff00]: Realtek Semiconductor Co., Ltd. RTS5229 PCI Express Card Reader (rev 01) lsmod Module Size Used by bnep 19564 2 rfcomm 69070 0 parport_pc 32701 0 ppdev 17671 0 bluetooth 371874 10 bnep,rfcomm joydev 17377 0 arc4 12608 2 rtl8188ee 89614 0 rtl_pci 26641 1 rtl8188ee rtlwifi 63229 2 rtl_pci,rtl8188ee mac80211 596969 3 rtl_pci,rtlwifi,rtl8188ee kvm_amd 59958 0 kvm 431315 1 kvm_amd cfg80211 479757 2 mac80211,rtlwifi snd_hda_codec_conexant 56945 1 psmouse 97626 0 snd_hda_codec_hdmi 41276 1 thinkpad_acpi 80701 0 serio_raw 13413 0 snd_hda_intel 48171 5 dm_multipath 22843 0 scsi_dh 14882 1 dm_multipath snd_hda_codec 188738 3 snd_hda_codec_hdmi,snd_hda_codec_conexant,snd_hda_intel uvcvideo 80885 0 microcode 23518 0 i2c_piix4 22106 0 nvram 14362 1 thinkpad_acpi videobuf2_vmalloc 13216 1 uvcvideo videobuf2_memops 13362 1 videobuf2_vmalloc videobuf2_core 40469 1 uvcvideo videodev 133390 2 uvcvideo,videobuf2_core snd_seq_midi 13324 0 snd_seq_midi_event 14899 1 snd_seq_midi snd_rawmidi 30095 1 snd_seq_midi snd_hwdep 13602 1 snd_hda_codec snd_seq 61560 2 snd_seq_midi_event,snd_seq_midi snd_pcm 102033 3 snd_hda_codec_hdmi,snd_hda_codec,snd_hda_intel rtsx_pci_ms 18151 0 snd_page_alloc 18710 2 snd_pcm,snd_hda_intel k10temp 13126 0 memstick 16760 1 rtsx_pci_ms snd_seq_device 14497 3 snd_seq,snd_rawmidi,snd_seq_midi snd_timer 29433 2 snd_pcm,snd_seq snd 69141 22 snd_hwdep,snd_timer,snd_hda_codec_hdmi,snd_hda_codec_conexant,snd_pcm,snd_seq,snd_rawmidi,snd_hda_codec,snd_hda_intel,thinkpad_acpi,snd_seq_device,snd_seq_midi soundcore 12680 1 snd mac_hid 13205 0 binfmt_misc 17468 1 lp 17759 0 parport 42299 3 lp,ppdev,parport_pc ext2 72832 1 dm_crypt 22728 2 dm_mirror 22056 0 dm_region_hash 20784 1 dm_mirror dm_log 18411 2 dm_region_hash,dm_mirror rtsx_pci_sdmmc 23527 0 crct10dif_pclmul 14289 0 crc32_pclmul 13113 0 ghash_clmulni_intel 13259 0 aesni_intel 55624 444 radeon 1402449 3 aes_x86_64 17131 1 aesni_intel lrw 13257 1 aesni_intel gf128mul 14951 1 lrw glue_helper 13990 1 aesni_intel ablk_helper 13597 1 aesni_intel cryptd 20329 223 ghash_clmulni_intel,aesni_intel,ablk_helper i2c_algo_bit 13413 1 radeon ttm 83995 1 radeon drm_kms_helper 52651 1 radeon drm 296739 5 ttm,drm_kms_helper,radeon r8169 67341 0 ohci_pci 13561 0 mii 13934 1 r8169 ahci 25819 2 libahci 31898 1 ahci rtsx_pci 45546 2 rtsx_pci_ms,rtsx_pci_sdmmc wmi 19070 0 video 19318 0 lshw -c display *-display description: VGA compatible controller product: Richland [Radeon HD 8450G] vendor: Advanced Micro Devices, Inc. [AMD/ATI] physical id: 1 bus info: pci@0000:00:01.0 version: 00 width: 32 bits clock: 33MHz capabilities: pm pciexpress msi vga_controller bus_master cap_list rom configuration: driver=radeon latency=0 resources: irq:49 memory:e0000000-efffffff ioport:3000(size=256) memory:f0300000-f033ffff here is a video of what my display is doing. https://www.dropbox.com/s/cukff4yk8yu6068/card.mp4 -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1249468 Title: Screen Flickering and display problems To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/xorg/+bug/1249468/+subscriptions -- ubuntu-bugs mailing list [email protected] https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs
