It looks like suspend-resume works with glamor if I have the next two lines (I think, still unsure, that both are necessary):
Section "Device" #Identifier "Configured Video Device" #Driver "radeon" #Option "AccelMethod" "EXA" Identifier "Configured Video Device" Driver "radeon" #Option "AccelMethod" "glamor" #legacy "exa" #Option "DRI" "3" #legacy "2" #Option "TearFree" "on" #Option "ColorTiling" "on" Option "ColorTiling2D" "on" Option "ShadowPrimary" "on" #only possible with "glamor" AccelMethod EndSection The following dmesg log is successful: [ 76.376583] Freezing user space processes ... (elapsed 0.002 seconds) done. [ 76.378801] OOM killer disabled. [ 76.378803] Freezing remaining freezable tasks ... (elapsed 0.001 seconds) done. [ 76.380005] printk: Suspending console(s) (use no_console_suspend to debug) [ 76.402987] sd 0:0:0:0: [sda] Synchronizing SCSI cache [ 76.403159] sd 0:0:0:0: [sda] Stopping disk [ 76.445147] serial 00:04: disabled [ 76.445223] parport_pc 00:03: disabled [ 76.847345] ACPI: Preparing to enter system sleep state S3 [ 76.848098] PM: Saving platform NVS memory [ 76.848100] Disabling non-boot CPUs ... [ 76.848717] IRQ 25: no longer affine to CPU1 [ 76.849735] smpboot: CPU 1 is now offline [ 76.850726] IRQ 22: no longer affine to CPU2 [ 76.851750] smpboot: CPU 2 is now offline [ 76.853525] ACPI: Low-level resume complete [ 76.853608] PM: Restoring platform NVS memory [ 76.853633] PCI-DMA: Resuming GART IOMMU [ 76.853635] PCI-DMA: Restoring GART aperture settings [ 76.853643] LVT offset 1 assigned for vector 0x400 [ 76.853661] LVT offset 1 assigned [ 76.854003] Enabling non-boot CPUs ... [ 76.854101] x86: Booting SMP configuration: [ 76.854103] smpboot: Booting Node 0 Processor 1 APIC 0x1 [ 76.854551] microcode: CPU1: patch_level=0x01000095 [ 76.857615] CPU1 is up [ 76.857672] smpboot: Booting Node 0 Processor 2 APIC 0x2 [ 76.858117] microcode: CPU2: patch_level=0x01000095 [ 76.861277] CPU2 is up [ 76.863872] ACPI: Waking up from system sleep state S3 [ 76.864583] ahci 0000:00:11.0: set SATA to AHCI mode [ 76.888031] parport_pc 00:03: activated [ 76.889094] serial 00:04: activated [ 76.890950] tg3 0000:3f:00.0 enp63s0: Link is down [ 76.891910] sd 0:0:0:0: [sda] Starting disk [ 76.893464] [drm] PCIE GART of 512M enabled (table at 0x00000000C0040000). [ 76.893531] radeon 0000:01:05.0: WB enabled [ 76.893537] radeon 0000:01:05.0: fence driver on ring 0 use gpu addr 0x00000000a0000c00 [ 76.893856] debugfs: File 'radeon_ring_gfx' in directory '0' already present! [ 76.925648] [drm] ring test on 0 succeeded in 1 usecs [ 76.925681] [drm] ib test on ring 0 succeeded in 0 usecs [ 77.210929] ata2: SATA link up 1.5 Gbps (SStatus 113 SControl 300) [ 77.210973] ata3: SATA link down (SStatus 0 SControl 300) [ 77.211016] ata4: SATA link down (SStatus 0 SControl 300) [ 77.219093] ata2.00: configured for UDMA/100 [ 77.737610] tpm tpm0: TPM is disabled/deactivated (0x7) [ 77.741747] OOM killer enabled. [ 77.741750] Restarting tasks ... done. [ 77.759486] PM: suspend exit [ 79.981259] tg3 0000:3f:00.0 enp63s0: Link is up at 1000 Mbps, full duplex [ 79.981286] tg3 0000:3f:00.0 enp63s0: Flow control is on for TX and on for RX [ 80.896609] ata1: SATA link up 3.0 Gbps (SStatus 123 SControl 300) [ 80.898040] ata1.00: configured for UDMA/100 [ 83.754767] tg3 0000:3f:00.0 enp63s0: Link is up at 1000 Mbps, full duplex [ 83.754798] tg3 0000:3f:00.0 enp63s0: Flow control is on for TX and on for RX [ 83.754829] IPv6: ADDRCONF(NETDEV_CHANGE): enp63s0: link becomes ready client@client-HP-Compaq-dc5850-Small-Form-Factor:~$ ** Changed in: linux (Ubuntu) Status: Incomplete => Confirmed ** Summary changed: - Resume with glamor cause GPU lockup/screen corruption on Radeon 3100 Graphics" (ChipID = 0x9611) + Resume on glamor cause GPU lockup/screen corruption on Radeon 3100 Graphics" (ChipID = 0x9611) if some options not used -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1944991 Title: Resume on glamor cause GPU lockup/screen corruption on Radeon 3100 Graphics" (ChipID = 0x9611) if some options not used To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/linux/+bug/1944991/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs