Monk Liu [Fri, 5 May 2017 07:09:42 +0000 (15:09 +0800)]
drm/amdgpu:don't invoke srio-gpu-reset in gpu-reset (v2)
because we don't want to do sriov-gpu-reset under certain
cases, so just split those two funtion and don't invoke
sr-iov one from bare-metal one.
V2:
remove debugfs_gpu_reset routine on SRIOV case.
Signed-off-by: Monk Liu <Monk.Liu@amd.com>
Reviewed-by: Christian König <christian.koenig@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
Chunming Zhou [Wed, 10 May 2017 05:02:39 +0000 (13:02 +0800)]
drm/amdgpu: id reset count only is updated when used end v2
before that, we have function to check if reset happens by using reset count.
v2: always update reset count after vm flush
Signed-off-by: Chunming Zhou <David1.Zhou@amd.com>
Reviewed-by: Christian König <christian.koenig@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
Chunming Zhou [Thu, 11 May 2017 18:52:48 +0000 (14:52 -0400)]
drm/amdgpu: make pipeline sync be in same place v2
v2: directly return for 'if' case.
Signed-off-by: Chunming Zhou <David1.Zhou@amd.com>
Reviewed-by: Christian König <christian.koenig@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
Chunming Zhou [Tue, 9 May 2017 07:50:22 +0000 (15:50 +0800)]
drm/amdgpu: add sched sync for amdgpu job v2
this is an improvement for previous patch, the sched_sync is to store fence
that could be skipped as scheduled, when job is executed, we didn't need
pipeline_sync if all fences in sched_sync are signalled, otherwise insert
pipeline_sync still.
v2: handle error when adding fence to sync failed.
Signed-off-by: Chunming Zhou <David1.Zhou@amd.com>
Reviewed-by: Junwei Zhang <Jerry.Zhang@amd.com> (v1)
Reviewed-by: Christian König <christian.koenig@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
Christian König [Mon, 8 May 2017 13:14:54 +0000 (15:14 +0200)]
drm/amdgpu: remove unsed amdgpu_gem_handle_lockup (v2)
This kind of reset handling was removed a long time ago.
v2: fix warning (Alex)
Signed-off-by: Christian König <christian.koenig@amd.com>
Reviewed-by: Alex Deucher <alexander.deucher@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
Chunming Zhou [Fri, 5 May 2017 02:50:09 +0000 (10:50 +0800)]
drm/amdgpu: print when gpu reset successed
Signed-off-by: Chunming Zhou <David1.Zhou@amd.com>
Reviewed-by: Roger.He <Hongbo.He@amd.com>
Reviewed-by: Christian König <christian.koenig@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
Chunming Zhou [Fri, 5 May 2017 02:33:33 +0000 (10:33 +0800)]
drm/amdgpu: fix ring0 failed on pro card
the root cause is vram content is lost completely after pci reset.
Signed-off-by: Chunming Zhou <David1.Zhou@amd.com>
Reviewed-by: Roger.He <Hongbo.He@amd.com>
Acked-by: Christian König <christian.koenig@amd.com>
Acked-by: Alex Deucher <alexander.deucher@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
Roger.He [Fri, 5 May 2017 05:27:10 +0000 (13:27 +0800)]
drm/amdgpu: extend lock range for race condition when gpu reset
to cover below case:
1. A task gart bind/unbind but not add to adev->gtt_list yet
2. at this time gpu reset, gtt only recover those gtt in adev->gtt_list
Reviewed-by: Chunming Zhou <david1.zhou@amd.com>
Reviewed-by: Christian König <christian.koenig@amd.com>
Signed-off-by: Roger.He <Hongbo.He@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
Alex Xie [Tue, 9 May 2017 01:36:03 +0000 (21:36 -0400)]
drm/amdgpu: Fix comments in source code
Signed-off-by: Alex Xie <AlexBin.Xie@amd.com>
Reviewed-by: Michel Dänzer <michel.daenzer@amd.com>
Reviewed-by: Christian König <christian.koenig@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
Alex Xie [Mon, 8 May 2017 17:41:11 +0000 (13:41 -0400)]
drm/amdgpu: fix errors in comments.
Signed-off-by: Alex Xie <AlexBin.Xie@amd.com>
Reviewed-by: Alex Deucher <alexander.deucher@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
Alex Deucher [Thu, 4 May 2017 14:32:33 +0000 (10:32 -0400)]
drm/amdgpu/gfx9: move define to header file
rather than defining it locally.
Reviewed-by: Junwei Zhang <Jerry.Zhang@amd.com>
Reviewed-by: Christian König <christian.koenig@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
Nikola Pajkovsky [Thu, 4 May 2017 16:39:50 +0000 (12:39 -0400)]
drm/amd/amdgpu: get rid of else branch
else branch is pointless if it's right at the end of function and use
unlikely() on err path.
Reviewed-by: Christian König <christian.koenig@amd.com>
Signed-off-by: Nikola Pajkovsky <npajkovsky@suse.cz>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
Monk Liu [Wed, 3 May 2017 06:55:07 +0000 (14:55 +0800)]
drm/amdgpu:cleanup flag not used
Signed-off-by: Monk Liu <Monk.Liu@amd.com>
Reviewed-by: Christian König <christian.koenig@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
Monk Liu [Mon, 1 May 2017 10:09:22 +0000 (18:09 +0800)]
drm/amdgpu:use FRAME_CNTL for new GFX ucode (v2)
AI affected:
CP/HW team requires KMD insert FRAME_CONTROL(end) after
the last IB and before the fence of this DMAframe.
this is to make sure the cache are flushed, and it's a must
change no matter MCBP/SR-IOV or bare-metal case because new
CP hw won't do the cache flush for each IB anymore, it just
leaves it to KMD now.
with this patch, certain MCBP hang issue when rendering
vulkan/chained-ib are resolved.
v2: drop gfx8 changes. gfx8 is not affected (Alex)
Signed-off-by: Monk Liu <Monk.Liu@amd.com>
Reviewed-by: Christian König <christian.koenig@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
Monk Liu [Mon, 1 May 2017 09:23:44 +0000 (17:23 +0800)]
drm/amdgpu:new PM4 entry for VI/AI
TMZ package will be used for VULKAN/CHAINED-IB MCBP
Signed-off-by: Monk Liu <Monk.Liu@amd.com>
Reviewed-by: Christian König <christian.koenig@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
Monk Liu [Mon, 1 May 2017 09:05:02 +0000 (17:05 +0800)]
drm/amdgpu:change SR-IOV DMAframe scheme
According to CP/hw team requirment, to support PAL/CHAINED-IB
MCBP, kernel driver must guarantee DE_META must be inserted
right prior to the work_load DE IB (with PREEMPT flag), there
cannot be any non-work_load DE IB between-in DE_META and
work_load DE IB.
Signed-off-by: Monk Liu <Monk.Liu@amd.com>
Reviewed-by: Christian König <christian.koenig@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
Monk Liu [Mon, 1 May 2017 10:05:06 +0000 (18:05 +0800)]
drm/amdgpu:unify gfx8/9 ce/de meta_data
Signed-off-by: Monk Liu <Monk.Liu@amd.com>
Reviewed-by: Christian König <christian.koenig@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
Monk Liu [Mon, 1 May 2017 09:00:13 +0000 (17:00 +0800)]
drm/amdgpu:cleanup indent/format for gfx_v9_0.c
Signed-off-by: Monk Liu <Monk.Liu@amd.com>
Reviewed-by: Christian König <christian.koenig@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
Frank Min [Tue, 2 May 2017 11:49:32 +0000 (19:49 +0800)]
drm/amdgpu: clean doorbell after sending init table to mmsch
According to HW design, need to clean doorbell after setup MMSCH
table.
Signed-off-by: Frank Min <Frank.Min@amd.com>
Signed-off-by: Xiangliang Yu <Xiangliang.Yu@amd.com>
Reviewed-by: Monk Liu <Monk.Liu@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
Xiangliang Yu [Thu, 4 May 2017 06:02:31 +0000 (14:02 +0800)]
drm/amdgpu/virt: change AI ack-irq message to debug level
Change message to debug level as VI does.
Signed-off-by: Xiangliang Yu <Xiangliang.Yu@amd.com>
Reviewed-by: Monk Liu <Monk.Liu@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
Xiangliang Yu [Thu, 4 May 2017 03:05:13 +0000 (11:05 +0800)]
drm/amdgpu/psp: Do not load asd for SRIOV
If psp version doesn't match asd version, asd loading will be
failed. Add workaround to bypass it for sriov.
Signed-off-by: Daniel Wang <Daniel.Wang2@amd.com>
Signed-off-by: Xiangliang Yu <Xiangliang.Yu@amd.com>
Reviewed-by: Monk Liu <Monk.Liu@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
Trigger Huang [Wed, 26 Apr 2017 06:29:47 +0000 (02:29 -0400)]
drm/amdgpu: Bypass GMC/UVD/VCE hw_fini in SR-IOV
On vega10, some hw finish operations should not be applied in SR-IOV
case. This works as workaround to fix multi-VFs reboot/shutdown
issues.
Signed-off-by: Trigger Huang <trigger.huang@amd.com>
Reviewed-by: Xiangliang Yu <Xiangliang.Yu@amd.com>
Reviewed-by: Monk Liu <monk.liu@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
Monk Liu [Wed, 26 Apr 2017 04:00:49 +0000 (12:00 +0800)]
drm/amdgpu:re-write sriov_reinit_early/late (v2)
1,this way we make those routines compatible with the sequence
requirment for both Tonga and Vega10
2,ignore PSP hw init when doing TDR, because for SR-IOV device
the ucode won't get lost after VF FLR, so no need to invoke PSP
doing the ucode reloading again.
v2: squash in ARRAY_SIZE fix
Signed-off-by: Monk Liu <Monk.Liu@amd.com>
Reviewed-by: Xiangliang Yu <Xiangliang.Yu@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
Monk Liu [Fri, 21 Apr 2017 11:35:11 +0000 (19:35 +0800)]
drm/amdgpu:need som change on vega10 mailbox
if sriov gpu reset is invoked by job timeout, it is run
in a global work-queue which is very slow and better not call
msleep ortherwise it takes long time to get back CPU.
so make below changes:
1: Change msleep 1 to mdelay 5
2: Ignore the ack fail from pf after time out,
because VF FLR will clear ack, sometime VF FLR is done
prior to the beginning of poll_ack so we can ignore this ack
TODO:
Put job_timedout (and the following gpu reset) in a driver thread,
instead of the global work_struct.
Signed-off-by: Monk Liu <Monk.Liu@amd.com>
Reviewed-by: Xiangliang Yu <Xiangliang.Yu@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
Monk Liu [Sun, 23 Apr 2017 03:25:59 +0000 (11:25 +0800)]
drm/amdgpu:fix cannot receive rcv/ack irq bug
Signed-off-by: Monk Liu <Monk.Liu@amd.com>
Reviewed-by: Xiangliang Yu <Xiangliang.Yu@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
Monk Liu [Fri, 5 May 2017 21:30:50 +0000 (17:30 -0400)]
drm/amdgpu:kiq reg access need timeout(v2)
this is to prevent fence forever waiting if FLR occured
during register accessing.
v2:
use define instead of hardcode for the timeout msec
Signed-off-by: Monk Liu <Monk.Liu@amd.com>
Reviewed-by: Christian König <christian.koenig@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
Alex Deucher [Mon, 17 Apr 2017 20:21:52 +0000 (16:21 -0400)]
drm/amdgpu/gfx9: wait for completion in KIQ init
We need to make sure the various init sequences submitted
to KIQ complete before testing the rings.
Reviewed-by: monk liu <monk.liu@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
Alex Deucher [Mon, 17 Apr 2017 20:14:09 +0000 (16:14 -0400)]
drm/amdgpu/gfx9: use new KIQ packet defines
Rather than magic numbers.
Reviewed-by: monk liu <monk.liu@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
Alex Deucher [Mon, 17 Apr 2017 19:54:55 +0000 (15:54 -0400)]
drm/amdgpu: add KIQ packet defines to soc15d.h
Will be used in subsequent commits rather rather than
magic numbers.
Reviewed-by: monk liu <monk.liu@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
Alex Deucher [Mon, 17 Apr 2017 20:32:12 +0000 (16:32 -0400)]
drm/amdgpu/gfx9: clear the compute ring on reset
To be consistent with gfx8.
Reviewed-by: monk liu <monk.liu@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
Alex Deucher [Mon, 17 Apr 2017 19:29:14 +0000 (15:29 -0400)]
drm/amdgpu/gfx9: create mqd backups
And properly synchronize them with the master during
queue init.
Reviewed-by: monk liu <monk.liu@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
Shaoyun Liu [Fri, 28 Apr 2017 21:18:26 +0000 (17:18 -0400)]
drm/amdgpu: Move kiq ring lock out of virt structure
The usage of kiq should not depend on the virtualization.
Signed-off-by: Shaoyun Liu <Shaoyun.Liu@amd.com>
Reviewed-by:Andres Rodriquez <andresx7@gmail.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
Chunming Zhou [Mon, 24 Apr 2017 03:47:05 +0000 (11:47 +0800)]
drm/amdgpu: bump module verion for reserved vmid
Interface to reserve a vmid for a specific process to
add in shader debugging that requries a fixed vmid.
Signed-off-by: Chunming Zhou <David1.Zhou@amd.com>
Reviewed-by: Junwei Zhang <Jerry.Zhang@amd.com>
Reviewed-by: Christian König <christian.koenig@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
Chunming Zhou [Fri, 21 Apr 2017 03:13:56 +0000 (11:13 +0800)]
drm/amdgpu: implement grab reserved vmid V4
Implement the vmid reservation.
v2: move sync waiting only when flush needs
v3: fix racy
v4: peek fence instead of get fence, and fix potential context starved.
Signed-off-by: Chunming Zhou <David1.Zhou@amd.com>
Reviewed-by: Junwei Zhang <Jerry.Zhang@amd.com>
Reviewed-by: Christian König <christian.koenig@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
Chunming Zhou [Fri, 21 Apr 2017 07:51:04 +0000 (15:51 +0800)]
drm/amdgpu: add limitation for dedicated vm number v4
Limit reserved vmids to 1 to avoid taking too many
out of commission and starving the system.
v2: move #define to amdgpu_vm.h
v3: move reserved vmid counter to id_manager,
and increase counter before allocating vmid
v4: rename to reserved_vmid_num
Signed-off-by: Chunming Zhou <David1.Zhou@amd.com>
Reviewed-by: Junwei Zhang <Jerry.Zhang@amd.com>
Reviewed-by: Christian König <christian.koenig@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
Chunming Zhou [Thu, 20 Apr 2017 08:18:48 +0000 (16:18 +0800)]
drm/amdgpu: reserve/unreserve vmid by vm ioctl v4
add reserve/unreserve vmid funtions. Used to reserve
vmids for certain shader debugging functionality that
required a fixed vmid for the life of the debug.
v3:
only reserve vmid from gfxhub
v4:
fix racy condition
Signed-off-by: Chunming Zhou <David1.Zhou@amd.com>
Reviewed-by: Junwei Zhang <Jerry.Zhang@amd.com>
Reviewed-by: Christian König <christian.koenig@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
Chunming Zhou [Thu, 20 Apr 2017 08:17:34 +0000 (16:17 +0800)]
drm/amdgpu: add reserved vmid field in vm struct v2
v2: rename dedicated_vmid to reserved_vmid
Signed-off-by: Chunming Zhou <David1.Zhou@amd.com>
Reviewed-by: Junwei Zhang <Jerry.Zhang@amd.com>
Reviewed-by: Christian König <christian.koenig@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
Chunming Zhou [Mon, 24 Apr 2017 03:09:04 +0000 (11:09 +0800)]
drm/amdgpu: add vm ioctl
It will be used for reserving vmid for shader debugging
that requires a fixed vmid.
v2: fix warning (Alex)
Signed-off-by: Chunming Zhou <David1.Zhou@amd.com>
Reviewed-by: Junwei Zhang <Jerry.Zhang@amd.com>
Reviewed-by: Christian König <christian.koenig@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
Trigger Huang [Thu, 27 Apr 2017 07:09:31 +0000 (03:09 -0400)]
drm/amdgpu: Enable chained IB MCBP support
Support for MCBP/Virtualization in combination with chained IBs is
formal released on firmware feature version #46. So enable it
according to firmware feature version, otherwise, world switch will
hang.
Signed-off-by: Trigger Huang <trigger.huang@amd.com>
Reviewed-by: Monk Liu <monk.liu@amd.com>
Reviewed-by: Xiangliang Yu <Xiangliang.Yu@amd.com>
Reviewed-by: Christian König <christian.koenig@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
Rex Zhu [Wed, 26 Apr 2017 08:32:22 +0000 (16:32 +0800)]
drm/amdgpu:fix get wrong gfx always on cu masks.
Bug: SWDEV-117987: Always on CU mask broken for gfx7+
Signed-off-by: Rex Zhu <Rex.Zhu@amd.com>
Acked-by: Alex Deucher <alexander.deucher@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
Rex Zhu [Mon, 24 Apr 2017 14:00:09 +0000 (22:00 +0800)]
drm/amdgpu: fix s3 ring test failed on Vi caused by KIQ enabled.
Signed-off-by: Rex Zhu <Rex.Zhu@amd.com>
Reviewed-by: Alex Deucher <alexander.deucher@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
Xiangliang Yu [Fri, 21 Apr 2017 06:06:09 +0000 (14:06 +0800)]
drm/amdgpu/virt: change the place of virt_init_setting
Change place of virt_init_setting function so that can cover the
cg and pg flags configuration.
Signed-off-by: Xiangliang Yu <Xiangliang.Yu@amd.com>
Reviewed-by: Alex Deucher <alexander.deucher@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
Xiangliang Yu [Fri, 21 Apr 2017 06:01:29 +0000 (14:01 +0800)]
drm/amdgpu/virt: bypass cg and pg setting for SRIOV
GPU hypervisor cover all settings of CG and PG, so guest doesn't
need to do anything. Bypass it.
Signed-off-by: Frank Min <Frank.Min@amd.com>
Signed-off-by: Xiangliang Yu <Xiangliang.Yu@amd.com>
Reviewed-by: Alex Deucher <alexander.deucher@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
Christian König [Wed, 12 Apr 2017 10:53:18 +0000 (12:53 +0200)]
drm/amdgpu: drop support for per ASIC read registers
Only per family registers are still used.
Signed-off-by: Christian König <christian.koenig@amd.com>
Reviewed-by: Alex Deucher <alexander.deucher@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
Christian König [Wed, 12 Apr 2017 10:49:54 +0000 (12:49 +0200)]
drm/amdgpu: drop support for untouched registers
I couldn't figure out what this was original good for, but we
don't use it any more.
Signed-off-by: Christian König <christian.koenig@amd.com>
Reviewed-by: Alex Deucher <alexander.deucher@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
Rex Zhu [Tue, 18 Apr 2017 04:59:41 +0000 (12:59 +0800)]
drm/amdgpu: delete redundant kiq irq funcs type check in gfx8.
Signed-off-by: Rex Zhu <Rex.Zhu@amd.com>
Reviewed-by: Alex Deucher <alexander.deucher@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
Rex Zhu [Tue, 18 Apr 2017 05:00:43 +0000 (13:00 +0800)]
drm/amdgpu: fix typo in dmesg in gfx_v8_0_kiq_kcq_disable.
Signed-off-by: Rex Zhu <Rex.Zhu@amd.com>
Reviewed-by: Alex Deucher <alexander.deucher@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
Xiaojie Yuan [Tue, 21 Feb 2017 03:41:40 +0000 (11:41 +0800)]
drm/amdgpu: add HDMI audio support for si dce6
Signed-off-by: Xiaojie Yuan <Xiaojie.Yuan@amd.com>
Reviewed-by: Edward O'Callaghan <funfunctor@folklore1984.net>
Reviewed-by: Alex Deucher <alexander.deucher@amd.com>
Acked-by: Christian König <christian.koenig@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
Xiaojie Yuan [Sun, 19 Feb 2017 11:56:17 +0000 (19:56 +0800)]
drm/amdgpu: add DP audio support for si dce6 (v3)
v2: refine dce_v6_0_audio_endpt_wreg() and unify inconsistent method names
v3: fix num_pins for tahiti, pitcairn, verde and oland
Signed-off-by: Xiaojie Yuan <Xiaojie.Yuan@amd.com>
Reviewed-by: Edward O'Callaghan <funfunctor@folklore1984.net>
Reviewed-by: Alex Deucher <alexander.deucher@amd.com>
Acked-by: Junwei Zhang <Jerry.Zhang@amd.com>
Acked-by: Christian König <christian.koenig@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
Alex Deucher [Thu, 13 Apr 2017 18:35:02 +0000 (14:35 -0400)]
drm/amdgpu/gfx8: move CP_PQ_STATUS after doorbell range setting (v2)
I'm not sure if the order matters, but it seems like it makes
more sense to set this after the range is programmed.
v2: rebase (Alex)
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
Rex Zhu [Tue, 11 Apr 2017 07:44:29 +0000 (15:44 +0800)]
drm/amdgpu: set cpg doorbell for fiji and polaris.
add set_doorbell functions for mec and cpg.
Signed-off-by: Rex Zhu <Rex.Zhu@amd.com>
Reviewed-by: Alex Deucher <alexander.deucher@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
Alex Deucher [Tue, 11 Apr 2017 21:37:01 +0000 (17:37 -0400)]
drm/amdgpu/gfx8: unify the HQD deactivation code
This could be used in Andres' priority scheduling patch
as well.
Reviewed-by: Andres Rodriguez <andresx7@gmail.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
Alex Deucher [Tue, 14 Mar 2017 19:00:23 +0000 (15:00 -0400)]
drm/amdgpu/gfx8: enable cp/rlc ints after we disable clockgating
Even if we disable clockgating, we still need to make sure the
cp/rlc interrupts are enabled for powergating which might still
be enabled.
Acked-by: Christian König <christian.koenig@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
Alex Deucher [Tue, 14 Mar 2017 19:04:59 +0000 (15:04 -0400)]
drm/amdgpu/gfx7: enable cp/rlc ints after we disable clockgating
Even if we disable clockgating, we still need to make sure the
cp/rlc interrupts are enabled for powergating which might still
be enabled.
Acked-by: Christian König <christian.koenig@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
Alex Deucher [Mon, 10 Apr 2017 17:00:14 +0000 (13:00 -0400)]
drm/amdgpu/gfx8: move MEC doorbell range setting
It's global, not queue specific, so move it out of the
kiq register init function.
Tested-and-Reviewed-by: Rex Zhu <Rex.Zhu@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
Alex Deucher [Fri, 31 Mar 2017 16:00:14 +0000 (12:00 -0400)]
drm/amdgpu/gfx8: fix resume of KIQ and KCQs
No need to reset the wptr and clear the rings. The UNMAP_QUEUES
packet writes the current MQD state back the MQD on suspend,
so there is no need to reset it as well.
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
Alex Deucher [Thu, 30 Mar 2017 17:06:32 +0000 (13:06 -0400)]
drm/amdgpu/gfx8: properly disable the KCQs in hw_fini
Use the UNMAP_QUEUES packet to have the KIQ properly
disable them.
Reviewed-by: Christian König <christian.koenig@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
Alex Deucher [Thu, 30 Mar 2017 16:34:06 +0000 (12:34 -0400)]
drm/amdgpu/gfx8: use new KIQ packet defines
Rather than open coding them.
Reviewed-by: Christian König <christian.koenig@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
Alex Deucher [Wed, 29 Mar 2017 19:31:22 +0000 (15:31 -0400)]
drm/amdgpu/gfx8: move SET_RESOURCES into the same command stream
As the KCQ setup. This way we only have to wait once for the
entire MEC.
Reviewed-by: Christian König <christian.koenig@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
Alex Deucher [Wed, 29 Mar 2017 17:42:32 +0000 (13:42 -0400)]
drm/amdgpu/gfx8: wait once for all KCQs to be created
Rather than waiting for each queue.
Reviewed-by: Christian König <christian.koenig@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
Alex Deucher [Wed, 29 Mar 2017 17:23:44 +0000 (13:23 -0400)]
drm/amdgpu: split gfx_v8_0_kiq_init_queue into two
One for KIQ and one for the KCQ. This simplifies the logic and
allows for future optimizations.
Reviewed-by: Christian König <christian.koenig@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
Alex Deucher [Wed, 29 Mar 2017 17:15:22 +0000 (13:15 -0400)]
drm/amdgpu/gfx8: wait for completion in KIQ init
We need to make sure the various init sequences submitted
to KIQ complete before testing the rings.
Reviewed-by: Christian König <christian.koenig@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
Alex Deucher [Fri, 17 Mar 2017 19:27:06 +0000 (15:27 -0400)]
Revert "drm/amd/amdgpu: Disable GFX_PG on Carrizo until compute issues solved"
Re-enable GFX PG. It's working properly with MEC now that KIQ is
enabled.
Reviewed-by: Samuel Li <samuel.li@amd.com>
This reverts commit
e9ef19aa1bdeac380662a112f1d03a7c3477527f.
David Panariti [Tue, 28 Mar 2017 16:57:31 +0000 (12:57 -0400)]
drm/amdgpu: Switch baremetal to use KIQ for compute ring management. (v3)
KIQ is the Kernel Interface Queue for managing the MEC. Rather than setting
up rings via direct MMIO of ring registers, the rings are configured via
special packets sent to the KIQ. The allows the MEC to better manage shared
resources and certain power events.
v2: squash in s3/s4 fix from Rex
v3: further fixes from Rex
Signed-off-by: David Panariti <David.Panariti@amd.com>
Reviewed-by: Alex Deucher <alexander.deucher@amd.com>
Acked-by: Tom St Denis <tom.stdenis@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
Alex Deucher [Mon, 10 Apr 2017 16:48:02 +0000 (12:48 -0400)]
drm/amdgpu/gfx8: set doorbell range for polaris as well
Add missing chips to the doorbell range setup. These
were missed in the KIQ code. Fixes power and performance
regressions with KIQ. Spotted by Rex.
Tested-and-Reviewed-by: Rex Zhu <Rex.Zhu@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
Alex Deucher [Fri, 7 Apr 2017 21:43:05 +0000 (17:43 -0400)]
drm/amdgpu/gfx8: add additional MQD initialization
Need to properly set the MTYPE and ROQ space setting.
This should fix performance regressions with KIQ enabled.
Reviewed-by: Christian König <christian.koenig@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
Eric Huang [Thu, 11 May 2017 15:55:48 +0000 (11:55 -0400)]
drm/amd/powerplay: fix pcie dpm table for vega10
This resolves pcie low speed problem.
Signed-off-by: Eric Huang <JinHuiEric.Huang@amd.com>
Acked-by: Felix Kuehling <Felix.Kuehling@amd.com>
Reviewed-by: Alex Deucher <alexander.deucher@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
Rex Zhu [Wed, 10 May 2017 08:33:03 +0000 (16:33 +0800)]
drm/amd/powerplay: update vega10 smu interface version to E.
need update smu firmware to version 0x1c20.
Signed-off-by: Rex Zhu <Rex.Zhu@amd.com>
Reviewws-by: Alex Deucher <alexander.deucher@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
Rex Zhu [Thu, 11 May 2017 06:05:27 +0000 (14:05 +0800)]
drm/amd/powerplay: delete dead code in vega10_thermal.c
Signed-off-by: Rex Zhu <Rex.Zhu@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
Rex Zhu [Wed, 10 May 2017 13:51:24 +0000 (21:51 +0800)]
drm/amd/powerplay: Add Vega10 Powertune Table v3 support.
Handle the latest powerplay table format; includes Boost
State support.
Signed-off-by: Rex Zhu <Rex.Zhu@amd.com>
Reviewws-by: Alex Deucher <alexander.deucher@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
Rex Zhu [Wed, 10 May 2017 08:18:34 +0000 (16:18 +0800)]
drm/amd/powerplay: convert from number of lanes to lane bits on vega10
We need a mask.
Signed-off-by: Rex Zhu <Rex.Zhu@amd.com>
Reviewws-by: Alex Deucher <alexander.deucher@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
Rex Zhu [Wed, 10 May 2017 07:51:09 +0000 (15:51 +0800)]
drm/amd/powerplay: fix bug in processing CKS_Enable bit.
Typo in the mask.
Signed-off-by: Rex Zhu <Rex.Zhu@amd.com>
Reviewed-by: Alex Deucher <alexander.deucher@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
Rex Zhu [Thu, 11 May 2017 20:12:21 +0000 (16:12 -0400)]
drm/amd/powerplay: add avfs fuse overdriver func.
Add a function to look up the AVFS fuse values for vega10
These are used to populate the avfs fuse table in the smu.
Signed-off-by: Rex Zhu <Rex.Zhu@amd.com>
Reviewed-by: Alex Deucher <alexander.deucher@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
Eric Huang [Mon, 8 May 2017 19:11:41 +0000 (15:11 -0400)]
drm/amd/powerplay: add power profile support for Vega10 (v2)
This implements the workload specific interface of optimized
compute power profile for Vega10.
v2: squash in fix (Tom)
Signed-off-by: Eric Huang <JinHuiEric.Huang@amd.com>
Reviewed-by: Alex Deucher <alexander.deucher@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
Alex Deucher [Tue, 2 May 2017 21:28:45 +0000 (17:28 -0400)]
drm/amdgpu/gfx9: drop duplicate gfx info init (v3)
Taken care of by gpu info firmware now.
v2: rebase
v3: rework based on latest firmware
Reviewed-by: Junwei Zhang <Jerry.Zhang@amd.com>
Tested-by: Junwei Zhang <Jerry.Zhang@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
Alex Deucher [Thu, 27 Apr 2017 20:58:01 +0000 (16:58 -0400)]
drm/amdgpu: parse the gpu_info firmware (v4)
And populate the gfx structures from it.
v2: update the structures updated by the table
v3: rework based on new table structure
v4: simplify things
Reviewed-by: Junwei Zhang <Jerry.Zhang@amd.com>
Tested-by: Junwei Zhang <Jerry.Zhang@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
Alex Deucher [Thu, 27 Apr 2017 03:40:37 +0000 (23:40 -0400)]
drm/amdgpu: add gpu_info firmware (v3)
Add a new gpu info firmware to store gpu specific configuration
data. This allows us to store hw constants in a unified place.
v2: adjust structure and elements
v3: further restructure
Reviewed-by: Junwei Zhang <Jerry.Zhang@amd.com>
Tested-by: Junwei Zhang <Jerry.Zhang@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
Dan Carpenter [Tue, 23 May 2017 05:13:45 +0000 (13:13 +0800)]
drm/amd/powerplay: fix a signedness bugs
Smatch complains about a signedness bug here:
vega10_hwmgr.c:4202 vega10_force_clock_level()
warn: always true condition '(i >= 0) => (0-u32max >= 0)'
Fixes:
7b52db39a4c2 ("drm/amd/powerplay: fix bug sclk/mclk
level can't be set on vega10.")
Signed-off-by: Dan Carpenter <dan.carpenter@oracle.com>
Reviewed-by: Eric Huang <JinHuiEric.Huang@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
Chunming Zhou [Thu, 11 May 2017 10:22:17 +0000 (18:22 +0800)]
drm/amdgpu: fix NULL pointer panic of emit_gds_switch
[ 338.384770] BUG: unable to handle kernel NULL pointer dereference at (null)
[ 338.384817] IP: [< (null)>] (null)
[ 338.385505] RIP: 0010:[<
0000000000000000>] [< (null)>] (null)
[ 338.385950] Call Trace:
[ 338.385993] [<
ffffffffa05d2313>] ? amdgpu_vm_flush+0x283/0x400 [amdgpu]
[ 338.386025] [<
ffffffff811818d3>] ? printk+0x4d/0x4f
[ 338.386074] [<
ffffffffa05d4906>] amdgpu_ib_schedule+0x4a6/0x4d0 [amdgpu]
[ 338.386140] [<
ffffffffa0673e54>] amdgpu_job_run+0x64/0x180 [amdgpu]
[ 338.386203] [<
ffffffffa0672e09>] amd_sched_main+0x2e9/0x4a0 [amdgpu]
[ 338.386232] [<
ffffffff810bfce0>] ? prepare_to_wait_event+0x110/0x110
[ 338.386295] [<
ffffffffa0672b20>] ? amd_sched_select_entity+0xe0/0xe0 [amdgpu]
[ 338.386327] [<
ffffffff8109b423>] kthread+0xd3/0xf0
[ 338.386349] [<
ffffffff8109b350>] ? kthread_park+0x60/0x60
[ 338.386376] [<
ffffffff817e1ee5>] ret_from_fork+0x25/0x30
[ 338.386401] Code: Bad RIP value.
[ 338.386420] RIP [< (null)>] (null)
[ 338.386443] RSP <
ffffc90001bd7d40>
[ 338.386458] CR2:
0000000000000000
[ 338.398508] ---[ end trace
4c66fcdc74b9a0a2 ]---
Signed-off-by: Chunming Zhou <David1.Zhou@amd.com>
Reviewed-by: Christian König <christian.koenig@amd.com>
Reviewed-by: Alex Deucher <alexander.deucher@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
Lyude [Thu, 11 May 2017 23:31:12 +0000 (19:31 -0400)]
drm/radeon: Unbreak HPD handling for r600+
We end up reading the interrupt register for HPD5, and then writing it
to HPD6 which on systems without anything using HPD5 results in
permanently disabling hotplug on one of the display outputs after the
first time we acknowledge a hotplug interrupt from the GPU.
This code is really bad. But for now, let's just fix this. I will
hopefully have a large patch series to refactor all of this soon.
Reviewed-by: Christian König <christian.koenig@amd.com>
Signed-off-by: Lyude <lyude@redhat.com>
Cc: stable@vger.kernel.org
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
Alex Deucher [Thu, 11 May 2017 17:57:41 +0000 (13:57 -0400)]
drm/amd/powerplay/smu7: disable mclk switching for high refresh rates
Even if the vblank period would allow it, it still seems to
be problematic on some cards.
bug: https://bugs.freedesktop.org/show_bug.cgi?id=96868
Cc: stable@vger.kernel.org
Acked-by: Christian König <christian.koenig@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
Alex Deucher [Thu, 11 May 2017 17:46:12 +0000 (13:46 -0400)]
drm/amd/powerplay/smu7: add vblank check for mclk switching (v2)
Check to make sure the vblank period is long enough to support
mclk switching.
v2: drop needless initial assignment (Nils)
bug: https://bugs.freedesktop.org/show_bug.cgi?id=96868
Cc: stable@vger.kernel.org
Acked-by: Christian König <christian.koenig@amd.com>
Reviewed-by: Rex Zhu <Rex.Zhu@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
Alex Deucher [Thu, 11 May 2017 17:14:14 +0000 (13:14 -0400)]
drm/radeon/ci: disable mclk switching for high refresh rates (v2)
Even if the vblank period would allow it, it still seems to
be problematic on some cards.
v2: fix logic inversion (Nils)
bug: https://bugs.freedesktop.org/show_bug.cgi?id=96868
Cc: stable@vger.kernel.org
Acked-by: Christian König <christian.koenig@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
Alex Deucher [Thu, 11 May 2017 17:10:02 +0000 (13:10 -0400)]
drm/amdgpu/ci: disable mclk switching for high refresh rates (v2)
Even if the vblank period would allow it, it still seems to
be problematic on some cards.
v2: fix logic inversion (Nils)
bug: https://bugs.freedesktop.org/show_bug.cgi?id=96868
Cc: stable@vger.kernel.org
Acked-by: Christian König <christian.koenig@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
Christian König [Wed, 10 May 2017 18:06:58 +0000 (20:06 +0200)]
drm/amdgpu: fix fundamental suspend/resume issue
Reinitializing the VM manager during suspend/resume is a very very bad
idea since all the VMs are still active and kicking.
This can lead to random VM faults after resume when new processes
become the same client ID assigned.
Signed-off-by: Christian König <christian.koenig@amd.com>
Reviewed-by: Alex Deucher <alexander.deucher@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
Cc: stable@vger.kernel.org
Dave Airlie [Thu, 18 May 2017 02:57:06 +0000 (12:57 +1000)]
Merge tag 'drm-misc-next-2017-05-16' of git://anongit.freedesktop.org/git/drm-misc into drm-next
UAPI Changes:
- Return -ENODEV instead of -ENXIO when creating cma fb w/o valid gem (Daniel)
- Add aspect ratio and custom scaling propertis to connector state (Maarten)
Cross-subsystem Changes:
- None
Core Changes:
- Add Laurent as bridge reviewer and Andrzej as bridge maintainer (Archit)
- Maintain new STM driver through -misc (Yannick)
- Misc doc improvements (as is tradition) (Daniel)
- Add driver-private objects to atomic state (Dhinakaran)
- Deprecate preclose hook in modern drivers (use postclose) (Daniel)
- Add hwmode to vblank struct. This fixes mode access in irq context and reduced
a bunch of boilerplate (Daniel)
Driver Changes:
- vc4: Add out-fence support to vc4 V3D rendering (Eric)
- stm: Add stm32f429 display hw and am-480272h3tmqw-t01h panel support (Yannick)
- vc4: Remove 256MB cma limit from vc4 (Eric)
- dw-hdmi: Disable audio when inactive, instead of always enabled (Romain)
- zte: Add support for VGA to the ZTE driver (Shawn)
- i915: Track DP MST bandwidth and check it in atomic_check (Dhinakaran)
- vgem: Enable gem dmabuf import iface to facilitate ion testing (Laura)
- vc4: Add support for Cygnus (new dt compat string + couple bug fixes) (Eric)
- pl111: Add driver for pl111 CLCD display controller (Eric/Tom)
- vgem: Subclass drm_device instead of standalone platform device (Chris)
Cc: Archit Taneja <architt@codeaurora.org>
Cc: Eric Anholt <eric@anholt.net>
Cc: Yannick Fertre <yannick.fertre@st.com>
Cc: Romain Perier <romain.perier@collabora.com>
Cc: Navare, Manasi D <manasi.d.navare@intel.com>
Cc: Shawn Guo <shawn.guo@linaro.org>
Cc: Dhinakaran Pandiyan <dhinakaran.pandiyan@intel.com>
Cc: Laura Abbott <labbott@redhat.com>
Cc: Maarten Lankhorst <maarten.lankhorst@linux.intel.com>
Cc: Tom Cooksey <tom.cooksey@arm.com>
Cc: Daniel Vetter <daniel.vetter@intel.com>
Cc: Chris Wilson <chris@chris-wilson.co.uk>
* tag 'drm-misc-next-2017-05-16' of git://anongit.freedesktop.org/git/drm-misc: (72 commits)
drm: add missing declaration to drm_blend.h
drm/dp: Wait up all outstanding tx waiters
drm/dp: Read the tx msg state once after checking for an event
drm/prime: Forward declare struct device
drm/vblank: Lock down vblank->hwmode more
drm/vblank: drop the mode argument from drm_calc_vbltimestamp_from_scanoutpos
drm/vblank: Add FIXME comments about moving the vblank ts hooks
drm/vblank: Switch to bool in_vblank_irq in get_vblank_timestamp
drm/vblank: Switch drm_driver->get_vblank_timestamp to return a bool
drm/vgem: Convert to a struct drm_device subclass
gpu: drm: gma500: remove dead code
drm/sti: Adjust two checks for null pointers in sti_hqvdp_probe()
drm/sti: Fix typos in a comment line
drm/sti: Fix a typo in a comment line
drm/sti: Replace 17 seq_puts() calls by seq_putc()
drm/sti: Reduce function calls for sequence output at five places
drm/sti: use seq_puts to display a string
drm: Nerf the preclose callback for modern drivers
drm/exynos: Merge pre/postclose hooks
drm/tegra: switch to postclose
...
Tomi Valkeinen [Tue, 16 May 2017 12:34:45 +0000 (15:34 +0300)]
drm: add missing declaration to drm_blend.h
drm_blend.h is missing declaration for 'struct drm_plane'. Add it.
Signed-off-by: Tomi Valkeinen <tomi.valkeinen@ti.com>
Signed-off-by: Daniel Vetter <daniel.vetter@ffwll.ch>
Link: http://patchwork.freedesktop.org/patch/msgid/1494938085-21805-1-git-send-email-tomi.valkeinen@ti.com
Chris Wilson [Sat, 13 May 2017 10:52:01 +0000 (11:52 +0100)]
drm/dp: Wait up all outstanding tx waiters
As we can have multiple tx in the queue, with individual waiters, make
sure that all are woken when any state changes (so that we are sure the
right owner of the txmsg is woken).
Signed-off-by: Chris Wilson <chris@chris-wilson.co.uk>
Signed-off-by: Daniel Vetter <daniel.vetter@ffwll.ch>
Link: http://patchwork.freedesktop.org/patch/msgid/20170513105201.17658-2-chris@chris-wilson.co.uk
Chris Wilson [Sat, 13 May 2017 10:52:00 +0000 (11:52 +0100)]
drm/dp: Read the tx msg state once after checking for an event
Both as an exercise to document that we are reading the state outside of
the appropriate mutex and to ensure that we only read the value once
before the multiple comparisons, use READ_ONCE.
Signed-off-by: Chris Wilson <chris@chris-wilson.co.uk>
Signed-off-by: Daniel Vetter <daniel.vetter@ffwll.ch>
Link: http://patchwork.freedesktop.org/patch/msgid/20170513105201.17658-1-chris@chris-wilson.co.uk
Linus Torvalds [Sat, 13 May 2017 20:19:49 +0000 (13:19 -0700)]
Linux 4.12-rc1
Linus Torvalds [Sat, 13 May 2017 17:25:05 +0000 (10:25 -0700)]
Merge branch 'for-linus' of git://git./linux/kernel/git/dtor/input
Pull some more input subsystem updates from Dmitry Torokhov:
"An updated xpad driver with a few more recognized device IDs, and a
new psxpad-spi driver, allowing connecting Playstation 1 and 2 joypads
via SPI bus"
* 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/dtor/input:
Input: cros_ec_keyb - remove extraneous 'const'
Input: add support for PlayStation 1/2 joypads connected via SPI
Input: xpad - add USB IDs for Mad Catz Brawlstick and Razer Sabertooth
Input: xpad - sync supported devices with xboxdrv
Input: xpad - sort supported devices by USB ID
Linus Torvalds [Sat, 13 May 2017 17:23:12 +0000 (10:23 -0700)]
Merge tag 'upstream-4.12-rc1' of git://git.infradead.org/linux-ubifs
Pull UBI/UBIFS updates from Richard Weinberger:
- new config option CONFIG_UBIFS_FS_SECURITY
- minor improvements
- random fixes
* tag 'upstream-4.12-rc1' of git://git.infradead.org/linux-ubifs:
ubi: Add debugfs file for tracking PEB state
ubifs: Fix a typo in comment of ioctl2ubifs & ubifs2ioctl
ubifs: Remove unnecessary assignment
ubifs: Fix cut and paste error on sb type comparisons
ubi: fastmap: Fix slab corruption
ubifs: Add CONFIG_UBIFS_FS_SECURITY to disable/enable security labels
ubi: Make mtd parameter readable
ubi: Fix section mismatch
Linus Torvalds [Sat, 13 May 2017 17:20:02 +0000 (10:20 -0700)]
Merge branch 'for-linus-4.12-rc1' of git://git./linux/kernel/git/rw/uml
Pull UML fixes from Richard Weinberger:
"No new stuff, just fixes"
* 'for-linus-4.12-rc1' of git://git.kernel.org/pub/scm/linux/kernel/git/rw/uml:
um: Add missing NR_CPUS include
um: Fix to call read_initrd after init_bootmem
um: Include kbuild.h instead of duplicating its macros
um: Fix PTRACE_POKEUSER on x86_64
um: Set number of CPUs
um: Fix _print_addr()
Linus Torvalds [Sat, 13 May 2017 16:49:35 +0000 (09:49 -0700)]
Merge branch 'akpm' (patches from Andrew)
Merge misc fixes from Andrew Morton:
"15 fixes"
* emailed patches from Andrew Morton <akpm@linux-foundation.org>:
mm, docs: update memory.stat description with workingset* entries
mm: vmscan: scan until it finds eligible pages
mm, thp: copying user pages must schedule on collapse
dax: fix PMD data corruption when fault races with write
dax: fix data corruption when fault races with write
ext4: return to starting transaction in ext4_dax_huge_fault()
mm: fix data corruption due to stale mmap reads
dax: prevent invalidation of mapped DAX entries
Tigran has moved
mm, vmalloc: fix vmalloc users tracking properly
mm/khugepaged: add missed tracepoint for collapse_huge_page_swapin
gcov: support GCC 7.1
mm, vmstat: Remove spurious WARN() during zoneinfo print
time: delete current_fs_time()
hwpoison, memcg: forcibly uncharge LRU pages
Roman Gushchin [Fri, 12 May 2017 22:47:09 +0000 (15:47 -0700)]
mm, docs: update memory.stat description with workingset* entries
Commit
4b4cea91691d ("mm: vmscan: fix IO/refault regression in cache
workingset transition") introduced three new entries in memory stat
file:
- workingset_refault
- workingset_activate
- workingset_nodereclaim
This commit adds a corresponding description to the cgroup v2 docs.
Link: http://lkml.kernel.org/r/1494530293-31236-1-git-send-email-guro@fb.com
Signed-off-by: Roman Gushchin <guro@fb.com>
Cc: Johannes Weiner <hannes@cmpxchg.org>
Cc: Michal Hocko <mhocko@kernel.org>
Cc: Vladimir Davydov <vdavydov.dev@gmail.com>
Cc: Tejun Heo <tj@kernel.org>
Cc: Li Zefan <lizefan@huawei.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
Minchan Kim [Fri, 12 May 2017 22:47:06 +0000 (15:47 -0700)]
mm: vmscan: scan until it finds eligible pages
Although there are a ton of free swap and anonymous LRU page in elgible
zones, OOM happened.
balloon invoked oom-killer: gfp_mask=0x17080c0(GFP_KERNEL_ACCOUNT|__GFP_ZERO|__GFP_NOTRACK), nodemask=(null), order=0, oom_score_adj=0
CPU: 7 PID: 1138 Comm: balloon Not tainted 4.11.0-rc6-mm1-zram-00289-ge228d67e9677-dirty #17
Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS Ubuntu-1.8.2-1ubuntu1 04/01/2014
Call Trace:
oom_kill_process+0x21d/0x3f0
out_of_memory+0xd8/0x390
__alloc_pages_slowpath+0xbc1/0xc50
__alloc_pages_nodemask+0x1a5/0x1c0
pte_alloc_one+0x20/0x50
__pte_alloc+0x1e/0x110
__handle_mm_fault+0x919/0x960
handle_mm_fault+0x77/0x120
__do_page_fault+0x27a/0x550
trace_do_page_fault+0x43/0x150
do_async_page_fault+0x2c/0x90
async_page_fault+0x28/0x30
Mem-Info:
active_anon:424716 inactive_anon:65314 isolated_anon:0
active_file:52 inactive_file:46 isolated_file:0
unevictable:0 dirty:27 writeback:0 unstable:0
slab_reclaimable:3967 slab_unreclaimable:4125
mapped:133 shmem:43 pagetables:1674 bounce:0
free:4637 free_pcp:225 free_cma:0
Node 0 active_anon:1698864kB inactive_anon:261256kB active_file:208kB inactive_file:184kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:532kB dirty:108kB writeback:0kB shmem:172kB writeback_tmp:0kB unstable:0kB all_unreclaimable? no
DMA free:7316kB min:32kB low:44kB high:56kB active_anon:8064kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15908kB mlocked:0kB slab_reclaimable:464kB slab_unreclaimable:40kB kernel_stack:0kB pagetables:24kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB
lowmem_reserve[]: 0 992 992 1952
DMA32 free:9088kB min:2048kB low:3064kB high:4080kB active_anon:952176kB inactive_anon:0kB active_file:36kB inactive_file:0kB unevictable:0kB writepending:88kB present:1032192kB managed:1019388kB mlocked:0kB slab_reclaimable:13532kB slab_unreclaimable:16460kB kernel_stack:3552kB pagetables:6672kB bounce:0kB free_pcp:56kB local_pcp:24kB free_cma:0kB
lowmem_reserve[]: 0 0 0 959
Movable free:3644kB min:1980kB low:2960kB high:3940kB active_anon:738560kB inactive_anon:261340kB active_file:188kB inactive_file:640kB unevictable:0kB writepending:20kB present:1048444kB managed:1010816kB mlocked:0kB slab_reclaimable:0kB slab_unreclaimable:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:832kB local_pcp:60kB free_cma:0kB
lowmem_reserve[]: 0 0 0 0
DMA: 1*4kB (E) 0*8kB 18*16kB (E) 10*32kB (E) 10*64kB (E) 9*128kB (ME) 8*256kB (E) 2*512kB (E) 2*1024kB (E) 0*2048kB 0*4096kB = 7524kB
DMA32: 417*4kB (UMEH) 181*8kB (UMEH) 68*16kB (UMEH) 48*32kB (UMEH) 14*64kB (MH) 3*128kB (M) 1*256kB (H) 1*512kB (M) 2*1024kB (M) 0*2048kB 0*4096kB = 9836kB
Movable: 1*4kB (M) 1*8kB (M) 1*16kB (M) 1*32kB (M) 0*64kB 1*128kB (M) 2*256kB (M) 4*512kB (M) 1*1024kB (M) 0*2048kB 0*4096kB = 3772kB
378 total pagecache pages
17 pages in swap cache
Swap cache stats: add 17325, delete 17302, find 0/27
Free swap = 978940kB
Total swap = 1048572kB
524157 pages RAM
0 pages HighMem/MovableOnly
12629 pages reserved
0 pages cma reserved
0 pages hwpoisoned
[ pid ] uid tgid total_vm rss nr_ptes nr_pmds swapents oom_score_adj name
[ 433] 0 433 4904 5 14 3 82 0 upstart-udev-br
[ 438] 0 438 12371 5 27 3 191 -1000 systemd-udevd
With investigation, skipping page of isolate_lru_pages makes reclaim
void because it returns zero nr_taken easily so LRU shrinking is
effectively nothing and just increases priority aggressively. Finally,
OOM happens.
The problem is that get_scan_count determines nr_to_scan with eligible
zones so although priority drops to zero, it couldn't reclaim any pages
if the LRU contains mostly ineligible pages.
get_scan_count:
size = lruvec_lru_size(lruvec, lru, sc->reclaim_idx);
size = size >> sc->priority;
Assumes sc->priority is 0 and LRU list is as follows.
N-N-N-N-H-H-H-H-H-H-H-H-H-H-H-H-H-H-H-H
(Ie, small eligible pages are in the head of LRU but others are
almost ineligible pages)
In that case, size becomes 4 so VM want to scan 4 pages but 4 pages from
tail of the LRU are not eligible pages. If get_scan_count counts
skipped pages, it doesn't reclaim any pages remained after scanning 4
pages so it ends up OOM happening.
This patch makes isolate_lru_pages try to scan pages until it encounters
eligible zones's pages.
[akpm@linux-foundation.org: clean up mind-bending `for' statement. Tweak comment text]
Fixes:
3db65812d688 ("Revert "mm, vmscan: account for skipped pages as a partial scan"")
Link: http://lkml.kernel.org/r/1494457232-27401-1-git-send-email-minchan@kernel.org
Signed-off-by: Minchan Kim <minchan@kernel.org>
Acked-by: Michal Hocko <mhocko@suse.com>
Acked-by: Johannes Weiner <hannes@cmpxchg.org>
Cc: Mel Gorman <mgorman@techsingularity.net>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
David Rientjes [Fri, 12 May 2017 22:47:03 +0000 (15:47 -0700)]
mm, thp: copying user pages must schedule on collapse
We have encountered need_resched warnings in __collapse_huge_page_copy()
while doing {clear,copy}_user_highpage() over HPAGE_PMD_NR source pages.
mm->mmap_sem is held for write, but the iteration is well bounded.
Reschedule as needed.
Link: http://lkml.kernel.org/r/alpine.DEB.2.10.1705101426380.109808@chino.kir.corp.google.com
Signed-off-by: David Rientjes <rientjes@google.com>
Acked-by: Vlastimil Babka <vbabka@suse.cz>
Cc: "Kirill A. Shutemov" <kirill.shutemov@linux.intel.com>
Cc: Johannes Weiner <hannes@cmpxchg.org>
Cc: Mel Gorman <mgorman@techsingularity.net>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
Ross Zwisler [Fri, 12 May 2017 22:47:00 +0000 (15:47 -0700)]
dax: fix PMD data corruption when fault races with write
This is based on a patch from Jan Kara that fixed the equivalent race in
the DAX PTE fault path.
Currently DAX PMD read fault can race with write(2) in the following
way:
CPU1 - write(2) CPU2 - read fault
dax_iomap_pmd_fault()
->iomap_begin() - sees hole
dax_iomap_rw()
iomap_apply()
->iomap_begin - allocates blocks
dax_iomap_actor()
invalidate_inode_pages2_range()
- there's nothing to invalidate
grab_mapping_entry()
- we add huge zero page to the radix tree
and map it to page tables
The result is that hole page is mapped into page tables (and thus zeros
are seen in mmap) while file has data written in that place.
Fix the problem by locking exception entry before mapping blocks for the
fault. That way we are sure invalidate_inode_pages2_range() call for
racing write will either block on entry lock waiting for the fault to
finish (and unmap stale page tables after that) or read fault will see
already allocated blocks by write(2).
Fixes:
9f141d6ef6258 ("dax: Call ->iomap_begin without entry lock during dax fault")
Link: http://lkml.kernel.org/r/20170510172700.18991-1-ross.zwisler@linux.intel.com
Signed-off-by: Ross Zwisler <ross.zwisler@linux.intel.com>
Reviewed-by: Jan Kara <jack@suse.cz>
Cc: Dan Williams <dan.j.williams@intel.com>
Cc: <stable@vger.kernel.org>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
Jan Kara [Fri, 12 May 2017 22:46:57 +0000 (15:46 -0700)]
dax: fix data corruption when fault races with write
Currently DAX read fault can race with write(2) in the following way:
CPU1 - write(2) CPU2 - read fault
dax_iomap_pte_fault()
->iomap_begin() - sees hole
dax_iomap_rw()
iomap_apply()
->iomap_begin - allocates blocks
dax_iomap_actor()
invalidate_inode_pages2_range()
- there's nothing to invalidate
grab_mapping_entry()
- we add zero page in the radix tree
and map it to page tables
The result is that hole page is mapped into page tables (and thus zeros
are seen in mmap) while file has data written in that place.
Fix the problem by locking exception entry before mapping blocks for the
fault. That way we are sure invalidate_inode_pages2_range() call for
racing write will either block on entry lock waiting for the fault to
finish (and unmap stale page tables after that) or read fault will see
already allocated blocks by write(2).
Fixes:
9f141d6ef6258a3a37a045842d9ba7e68f368956
Link: http://lkml.kernel.org/r/20170510085419.27601-5-jack@suse.cz
Signed-off-by: Jan Kara <jack@suse.cz>
Reviewed-by: Ross Zwisler <ross.zwisler@linux.intel.com>
Cc: Dan Williams <dan.j.williams@intel.com>
Cc: <stable@vger.kernel.org>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
Jan Kara [Fri, 12 May 2017 22:46:54 +0000 (15:46 -0700)]
ext4: return to starting transaction in ext4_dax_huge_fault()
DAX will return to locking exceptional entry before mapping blocks for a
page fault to fix possible races with concurrent writes. To avoid lock
inversion between exceptional entry lock and transaction start, start
the transaction already in ext4_dax_huge_fault().
Fixes:
9f141d6ef6258a3a37a045842d9ba7e68f368956
Link: http://lkml.kernel.org/r/20170510085419.27601-4-jack@suse.cz
Signed-off-by: Jan Kara <jack@suse.cz>
Cc: Ross Zwisler <ross.zwisler@linux.intel.com>
Cc: Dan Williams <dan.j.williams@intel.com>
Cc: <stable@vger.kernel.org>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>