* [PATCH v3] drm/i915/gen9: implement WaConextSwitchWithConcurrentTLBInvalidate
@ 2016-06-13 11:15 tim.gore
2016-06-13 11:39 ` ✗ Ro.CI.BAT: warning for drm/i915/gen9: implement WaConextSwitchWithConcurrentTLBInvalidate (rev3) Patchwork
2016-06-13 11:51 ` [PATCH v3] drm/i915/gen9: implement WaConextSwitchWithConcurrentTLBInvalidate Arun Siluvery
0 siblings, 2 replies; 5+ messages in thread
From: tim.gore @ 2016-06-13 11:15 UTC (permalink / raw)
To: intel-gfx
From: Tim Gore <tim.gore@intel.com>
This patch enables a workaround for a mid thread preemption
issue where a hardware timing problem can prevent the
context restore from happening, leading to a hang.
v2: move to gen9_init_workarounds (Arun)
v3: move to start of gen9_init_workarounds (Arun)
Signed-off-by: Tim Gore <tim.gore@intel.com>
---
drivers/gpu/drm/i915/i915_reg.h | 4 ++++
drivers/gpu/drm/i915/intel_ringbuffer.c | 3 +++
2 files changed, 7 insertions(+)
diff --git a/drivers/gpu/drm/i915/i915_reg.h b/drivers/gpu/drm/i915/i915_reg.h
index 81d1896..2a6fc62 100644
--- a/drivers/gpu/drm/i915/i915_reg.h
+++ b/drivers/gpu/drm/i915/i915_reg.h
@@ -1810,6 +1810,10 @@ enum skl_disp_power_wells {
#define GEN9_IZ_HASHING_MASK(slice) (0x3 << ((slice) * 2))
#define GEN9_IZ_HASHING(slice, val) ((val) << ((slice) * 2))
+/* chicken reg for WaConextSwitchWithConcurrentTLBInvalidate */
+#define GEN9_CSFE_CHICKEN1_RCS _MMIO(0x20D4)
+#define GEN9_PREEMPT_GPGPU_SYNC_SWITCH_DISABLE (1 << 2)
+
/* WaClearTdlStateAckDirtyBits */
#define GEN8_STATE_ACK _MMIO(0x20F0)
#define GEN9_STATE_ACK_SLICE1 _MMIO(0x20F8)
diff --git a/drivers/gpu/drm/i915/intel_ringbuffer.c b/drivers/gpu/drm/i915/intel_ringbuffer.c
index cf8d0bf..110c7fc 100644
--- a/drivers/gpu/drm/i915/intel_ringbuffer.c
+++ b/drivers/gpu/drm/i915/intel_ringbuffer.c
@@ -910,6 +910,9 @@ static int gen9_init_workarounds(struct intel_engine_cs *engine)
struct drm_i915_private *dev_priv = engine->i915;
int ret;
+ /* WaConextSwitchWithConcurrentTLBInvalidate:skl,bxt,kbl */
+ I915_WRITE(GEN9_CSFE_CHICKEN1_RCS, _MASKED_BIT_ENABLE(GEN9_PREEMPT_GPGPU_SYNC_SWITCH_DISABLE));
+
/* WaEnableLbsSlaRetryTimerDecrement:skl,bxt,kbl */
I915_WRITE(BDW_SCRATCH1, I915_READ(BDW_SCRATCH1) |
GEN9_LBS_SLA_RETRY_TIMER_DECREMENT_ENABLE);
--
1.9.1
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^ permalink raw reply related [flat|nested] 5+ messages in thread* ✗ Ro.CI.BAT: warning for drm/i915/gen9: implement WaConextSwitchWithConcurrentTLBInvalidate (rev3)
2016-06-13 11:15 [PATCH v3] drm/i915/gen9: implement WaConextSwitchWithConcurrentTLBInvalidate tim.gore
@ 2016-06-13 11:39 ` Patchwork
2016-06-13 13:35 ` Gore, Tim
2016-06-13 11:51 ` [PATCH v3] drm/i915/gen9: implement WaConextSwitchWithConcurrentTLBInvalidate Arun Siluvery
1 sibling, 1 reply; 5+ messages in thread
From: Patchwork @ 2016-06-13 11:39 UTC (permalink / raw)
To: tim.gore; +Cc: intel-gfx
== Series Details ==
Series: drm/i915/gen9: implement WaConextSwitchWithConcurrentTLBInvalidate (rev3)
URL : https://patchwork.freedesktop.org/series/8487/
State : warning
== Summary ==
Series 8487v3 drm/i915/gen9: implement WaConextSwitchWithConcurrentTLBInvalidate
http://patchwork.freedesktop.org/api/1.0/series/8487/revisions/3/mbox
Test gem_exec_flush:
Subgroup basic-batch-kernel-default-cmd:
fail -> PASS (ro-byt-n2820)
Test gem_exec_suspend:
Subgroup basic-s3:
pass -> DMESG-WARN (ro-bdw-i7-5557U)
Test kms_force_connector_basic:
Subgroup force-connector-state:
skip -> PASS (ro-ivb2-i7-3770)
Subgroup force-edid:
skip -> PASS (ro-ivb2-i7-3770)
Subgroup prune-stale-modes:
skip -> PASS (ro-ivb2-i7-3770)
Test kms_pipe_crc_basic:
Subgroup nonblocking-crc-pipe-b:
pass -> SKIP (fi-skl-i5-6260u)
Subgroup suspend-read-crc-pipe-b:
skip -> DMESG-WARN (ro-bdw-i7-5557U)
Subgroup suspend-read-crc-pipe-c:
dmesg-warn -> SKIP (ro-bdw-i5-5250u)
fi-bdw-i7-5557u total:213 pass:201 dwarn:0 dfail:0 fail:0 skip:12
fi-skl-i5-6260u total:213 pass:201 dwarn:0 dfail:0 fail:0 skip:12
fi-skl-i7-6700k total:213 pass:188 dwarn:0 dfail:0 fail:0 skip:25
fi-snb-i7-2600 total:213 pass:174 dwarn:0 dfail:0 fail:0 skip:39
ro-bdw-i5-5250u total:213 pass:197 dwarn:1 dfail:0 fail:0 skip:15
ro-bdw-i7-5557U total:213 pass:197 dwarn:2 dfail:0 fail:0 skip:14
ro-bdw-i7-5600u total:213 pass:185 dwarn:0 dfail:0 fail:0 skip:28
ro-bsw-n3050 total:213 pass:172 dwarn:0 dfail:0 fail:2 skip:39
ro-byt-n2820 total:213 pass:174 dwarn:0 dfail:0 fail:2 skip:37
ro-hsw-i3-4010u total:213 pass:190 dwarn:0 dfail:0 fail:0 skip:23
ro-hsw-i7-4770r total:213 pass:190 dwarn:0 dfail:0 fail:0 skip:23
ro-ilk-i7-620lm total:213 pass:150 dwarn:0 dfail:0 fail:1 skip:62
ro-ilk1-i5-650 total:208 pass:150 dwarn:0 dfail:0 fail:1 skip:57
ro-ivb-i7-3770 total:213 pass:181 dwarn:0 dfail:0 fail:0 skip:32
ro-ivb2-i7-3770 total:213 pass:185 dwarn:0 dfail:0 fail:0 skip:28
ro-skl3-i5-6260u total:213 pass:201 dwarn:1 dfail:0 fail:0 skip:11
ro-snb-i7-2620M total:213 pass:174 dwarn:0 dfail:0 fail:1 skip:38
fi-hsw-i7-4770k failed to connect after reboot
Results at /archive/results/CI_IGT_test/RO_Patchwork_1171/
f80cfb4 drm-intel-nightly: 2016y-06m-13d-10h-41m-19s UTC integration manifest
3f1502e drm/i915/gen9: implement WaConextSwitchWithConcurrentTLBInvalidate
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https://lists.freedesktop.org/mailman/listinfo/intel-gfx
^ permalink raw reply [flat|nested] 5+ messages in thread* Re: ✗ Ro.CI.BAT: warning for drm/i915/gen9: implement WaConextSwitchWithConcurrentTLBInvalidate (rev3)
2016-06-13 11:39 ` ✗ Ro.CI.BAT: warning for drm/i915/gen9: implement WaConextSwitchWithConcurrentTLBInvalidate (rev3) Patchwork
@ 2016-06-13 13:35 ` Gore, Tim
2016-06-13 13:48 ` Tvrtko Ursulin
0 siblings, 1 reply; 5+ messages in thread
From: Gore, Tim @ 2016-06-13 13:35 UTC (permalink / raw)
To: intel-gfx@lists.freedesktop.org
Tim Gore
Intel Corporation (UK) Ltd. - Co. Reg. #1134945 - Pipers Way, Swindon SN3 1RJ
> -----Original Message-----
> From: Patchwork [mailto:patchwork@emeril.freedesktop.org]
> Sent: Monday, June 13, 2016 12:40 PM
> To: Gore, Tim
> Cc: intel-gfx@lists.freedesktop.org
> Subject: ✗ Ro.CI.BAT: warning for drm/i915/gen9: implement
> WaConextSwitchWithConcurrentTLBInvalidate (rev3)
>
> == Series Details ==
>
> Series: drm/i915/gen9: implement
> WaConextSwitchWithConcurrentTLBInvalidate (rev3)
> URL : https://patchwork.freedesktop.org/series/8487/
> State : warning
>
> == Summary ==
>
> Series 8487v3 drm/i915/gen9: implement
> WaConextSwitchWithConcurrentTLBInvalidate
> http://patchwork.freedesktop.org/api/1.0/series/8487/revisions/3/mbox
>
> Test gem_exec_flush:
> Subgroup basic-batch-kernel-default-cmd:
> fail -> PASS (ro-byt-n2820)
> Test gem_exec_suspend:
> Subgroup basic-s3:
> pass -> DMESG-WARN (ro-bdw-i7-5557U)
See https://bugs.freedesktop.org/show_bug.cgi?id=96448
> Test kms_force_connector_basic:
> Subgroup force-connector-state:
> skip -> PASS (ro-ivb2-i7-3770)
> Subgroup force-edid:
> skip -> PASS (ro-ivb2-i7-3770)
> Subgroup prune-stale-modes:
> skip -> PASS (ro-ivb2-i7-3770)
> Test kms_pipe_crc_basic:
> Subgroup nonblocking-crc-pipe-b:
> pass -> SKIP (fi-skl-i5-6260u)
> Subgroup suspend-read-crc-pipe-b:
> skip -> DMESG-WARN (ro-bdw-i7-5557U)
See https://bugs.freedesktop.org/show_bug.cgi?id=96448
> Subgroup suspend-read-crc-pipe-c:
> dmesg-warn -> SKIP (ro-bdw-i5-5250u)
>
> fi-bdw-i7-5557u total:213 pass:201 dwarn:0 dfail:0 fail:0 skip:12
> fi-skl-i5-6260u total:213 pass:201 dwarn:0 dfail:0 fail:0 skip:12
> fi-skl-i7-6700k total:213 pass:188 dwarn:0 dfail:0 fail:0 skip:25
> fi-snb-i7-2600 total:213 pass:174 dwarn:0 dfail:0 fail:0 skip:39
> ro-bdw-i5-5250u total:213 pass:197 dwarn:1 dfail:0 fail:0 skip:15
> ro-bdw-i7-5557U total:213 pass:197 dwarn:2 dfail:0 fail:0 skip:14
> ro-bdw-i7-5600u total:213 pass:185 dwarn:0 dfail:0 fail:0 skip:28
> ro-bsw-n3050 total:213 pass:172 dwarn:0 dfail:0 fail:2 skip:39
> ro-byt-n2820 total:213 pass:174 dwarn:0 dfail:0 fail:2 skip:37
> ro-hsw-i3-4010u total:213 pass:190 dwarn:0 dfail:0 fail:0 skip:23
> ro-hsw-i7-4770r total:213 pass:190 dwarn:0 dfail:0 fail:0 skip:23
> ro-ilk-i7-620lm total:213 pass:150 dwarn:0 dfail:0 fail:1 skip:62
> ro-ilk1-i5-650 total:208 pass:150 dwarn:0 dfail:0 fail:1 skip:57
> ro-ivb-i7-3770 total:213 pass:181 dwarn:0 dfail:0 fail:0 skip:32
> ro-ivb2-i7-3770 total:213 pass:185 dwarn:0 dfail:0 fail:0 skip:28
> ro-skl3-i5-6260u total:213 pass:201 dwarn:1 dfail:0 fail:0 skip:11
> ro-snb-i7-2620M total:213 pass:174 dwarn:0 dfail:0 fail:1 skip:38
> fi-hsw-i7-4770k failed to connect after reboot
>
> Results at /archive/results/CI_IGT_test/RO_Patchwork_1171/
>
> f80cfb4 drm-intel-nightly: 2016y-06m-13d-10h-41m-19s UTC integration
> manifest 3f1502e drm/i915/gen9: implement
> WaConextSwitchWithConcurrentTLBInvalidate
_______________________________________________
Intel-gfx mailing list
Intel-gfx@lists.freedesktop.org
https://lists.freedesktop.org/mailman/listinfo/intel-gfx
^ permalink raw reply [flat|nested] 5+ messages in thread
* Re: ✗ Ro.CI.BAT: warning for drm/i915/gen9: implement WaConextSwitchWithConcurrentTLBInvalidate (rev3)
2016-06-13 13:35 ` Gore, Tim
@ 2016-06-13 13:48 ` Tvrtko Ursulin
0 siblings, 0 replies; 5+ messages in thread
From: Tvrtko Ursulin @ 2016-06-13 13:48 UTC (permalink / raw)
To: Gore, Tim, intel-gfx@lists.freedesktop.org
On 13/06/16 14:35, Gore, Tim wrote:
>
>
> Tim Gore
> Intel Corporation (UK) Ltd. - Co. Reg. #1134945 - Pipers Way, Swindon SN3 1RJ
>
>> -----Original Message-----
>> From: Patchwork [mailto:patchwork@emeril.freedesktop.org]
>> Sent: Monday, June 13, 2016 12:40 PM
>> To: Gore, Tim
>> Cc: intel-gfx@lists.freedesktop.org
>> Subject: ✗ Ro.CI.BAT: warning for drm/i915/gen9: implement
>> WaConextSwitchWithConcurrentTLBInvalidate (rev3)
>>
>> == Series Details ==
>>
>> Series: drm/i915/gen9: implement
>> WaConextSwitchWithConcurrentTLBInvalidate (rev3)
>> URL : https://patchwork.freedesktop.org/series/8487/
>> State : warning
>>
>> == Summary ==
>>
>> Series 8487v3 drm/i915/gen9: implement
>> WaConextSwitchWithConcurrentTLBInvalidate
>> http://patchwork.freedesktop.org/api/1.0/series/8487/revisions/3/mbox
>>
>> Test gem_exec_flush:
>> Subgroup basic-batch-kernel-default-cmd:
>> fail -> PASS (ro-byt-n2820)
>> Test gem_exec_suspend:
>> Subgroup basic-s3:
>> pass -> DMESG-WARN (ro-bdw-i7-5557U)
>
> See https://bugs.freedesktop.org/show_bug.cgi?id=96448
>
>> Test kms_force_connector_basic:
>> Subgroup force-connector-state:
>> skip -> PASS (ro-ivb2-i7-3770)
>> Subgroup force-edid:
>> skip -> PASS (ro-ivb2-i7-3770)
>> Subgroup prune-stale-modes:
>> skip -> PASS (ro-ivb2-i7-3770)
>> Test kms_pipe_crc_basic:
>> Subgroup nonblocking-crc-pipe-b:
>> pass -> SKIP (fi-skl-i5-6260u)
>> Subgroup suspend-read-crc-pipe-b:
>> skip -> DMESG-WARN (ro-bdw-i7-5557U)
>
> See https://bugs.freedesktop.org/show_bug.cgi?id=96448
>
>> Subgroup suspend-read-crc-pipe-c:
>> dmesg-warn -> SKIP (ro-bdw-i5-5250u)
>>
>> fi-bdw-i7-5557u total:213 pass:201 dwarn:0 dfail:0 fail:0 skip:12
>> fi-skl-i5-6260u total:213 pass:201 dwarn:0 dfail:0 fail:0 skip:12
>> fi-skl-i7-6700k total:213 pass:188 dwarn:0 dfail:0 fail:0 skip:25
>> fi-snb-i7-2600 total:213 pass:174 dwarn:0 dfail:0 fail:0 skip:39
>> ro-bdw-i5-5250u total:213 pass:197 dwarn:1 dfail:0 fail:0 skip:15
>> ro-bdw-i7-5557U total:213 pass:197 dwarn:2 dfail:0 fail:0 skip:14
>> ro-bdw-i7-5600u total:213 pass:185 dwarn:0 dfail:0 fail:0 skip:28
>> ro-bsw-n3050 total:213 pass:172 dwarn:0 dfail:0 fail:2 skip:39
>> ro-byt-n2820 total:213 pass:174 dwarn:0 dfail:0 fail:2 skip:37
>> ro-hsw-i3-4010u total:213 pass:190 dwarn:0 dfail:0 fail:0 skip:23
>> ro-hsw-i7-4770r total:213 pass:190 dwarn:0 dfail:0 fail:0 skip:23
>> ro-ilk-i7-620lm total:213 pass:150 dwarn:0 dfail:0 fail:1 skip:62
>> ro-ilk1-i5-650 total:208 pass:150 dwarn:0 dfail:0 fail:1 skip:57
>> ro-ivb-i7-3770 total:213 pass:181 dwarn:0 dfail:0 fail:0 skip:32
>> ro-ivb2-i7-3770 total:213 pass:185 dwarn:0 dfail:0 fail:0 skip:28
>> ro-skl3-i5-6260u total:213 pass:201 dwarn:1 dfail:0 fail:0 skip:11
>> ro-snb-i7-2620M total:213 pass:174 dwarn:0 dfail:0 fail:1 skip:38
>> fi-hsw-i7-4770k failed to connect after reboot
>>
>> Results at /archive/results/CI_IGT_test/RO_Patchwork_1171/
>>
>> f80cfb4 drm-intel-nightly: 2016y-06m-13d-10h-41m-19s UTC integration
>> manifest 3f1502e drm/i915/gen9: implement
>> WaConextSwitchWithConcurrentTLBInvalidate
Merged, thanks for the patch and review.
Regards,
Tvrtko
_______________________________________________
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Intel-gfx@lists.freedesktop.org
https://lists.freedesktop.org/mailman/listinfo/intel-gfx
^ permalink raw reply [flat|nested] 5+ messages in thread
* Re: [PATCH v3] drm/i915/gen9: implement WaConextSwitchWithConcurrentTLBInvalidate
2016-06-13 11:15 [PATCH v3] drm/i915/gen9: implement WaConextSwitchWithConcurrentTLBInvalidate tim.gore
2016-06-13 11:39 ` ✗ Ro.CI.BAT: warning for drm/i915/gen9: implement WaConextSwitchWithConcurrentTLBInvalidate (rev3) Patchwork
@ 2016-06-13 11:51 ` Arun Siluvery
1 sibling, 0 replies; 5+ messages in thread
From: Arun Siluvery @ 2016-06-13 11:51 UTC (permalink / raw)
To: tim.gore, intel-gfx
On 13/06/2016 16:45, tim.gore@intel.com wrote:
> From: Tim Gore <tim.gore@intel.com>
>
> This patch enables a workaround for a mid thread preemption
> issue where a hardware timing problem can prevent the
> context restore from happening, leading to a hang.
>
> v2: move to gen9_init_workarounds (Arun)
> v3: move to start of gen9_init_workarounds (Arun)
>
> Signed-off-by: Tim Gore <tim.gore@intel.com>
> ---
> drivers/gpu/drm/i915/i915_reg.h | 4 ++++
> drivers/gpu/drm/i915/intel_ringbuffer.c | 3 +++
> 2 files changed, 7 insertions(+)
>
> diff --git a/drivers/gpu/drm/i915/i915_reg.h b/drivers/gpu/drm/i915/i915_reg.h
> index 81d1896..2a6fc62 100644
> --- a/drivers/gpu/drm/i915/i915_reg.h
> +++ b/drivers/gpu/drm/i915/i915_reg.h
> @@ -1810,6 +1810,10 @@ enum skl_disp_power_wells {
> #define GEN9_IZ_HASHING_MASK(slice) (0x3 << ((slice) * 2))
> #define GEN9_IZ_HASHING(slice, val) ((val) << ((slice) * 2))
>
> +/* chicken reg for WaConextSwitchWithConcurrentTLBInvalidate */
> +#define GEN9_CSFE_CHICKEN1_RCS _MMIO(0x20D4)
> +#define GEN9_PREEMPT_GPGPU_SYNC_SWITCH_DISABLE (1 << 2)
> +
> /* WaClearTdlStateAckDirtyBits */
> #define GEN8_STATE_ACK _MMIO(0x20F0)
> #define GEN9_STATE_ACK_SLICE1 _MMIO(0x20F8)
> diff --git a/drivers/gpu/drm/i915/intel_ringbuffer.c b/drivers/gpu/drm/i915/intel_ringbuffer.c
> index cf8d0bf..110c7fc 100644
> --- a/drivers/gpu/drm/i915/intel_ringbuffer.c
> +++ b/drivers/gpu/drm/i915/intel_ringbuffer.c
> @@ -910,6 +910,9 @@ static int gen9_init_workarounds(struct intel_engine_cs *engine)
> struct drm_i915_private *dev_priv = engine->i915;
> int ret;
>
> + /* WaConextSwitchWithConcurrentTLBInvalidate:skl,bxt,kbl */
> + I915_WRITE(GEN9_CSFE_CHICKEN1_RCS, _MASKED_BIT_ENABLE(GEN9_PREEMPT_GPGPU_SYNC_SWITCH_DISABLE));
> +
agrees with spec. It would've been good to have correct spelling but to
match with existing documentation we have to use the same name.
Reviewed-by: Arun Siluvery <arun.siluvery@linux.intel.com>
regards
Arun
> /* WaEnableLbsSlaRetryTimerDecrement:skl,bxt,kbl */
> I915_WRITE(BDW_SCRATCH1, I915_READ(BDW_SCRATCH1) |
> GEN9_LBS_SLA_RETRY_TIMER_DECREMENT_ENABLE);
>
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^ permalink raw reply [flat|nested] 5+ messages in thread
end of thread, other threads:[~2016-06-13 13:48 UTC | newest]
Thread overview: 5+ messages (download: mbox.gz follow: Atom feed
-- links below jump to the message on this page --
2016-06-13 11:15 [PATCH v3] drm/i915/gen9: implement WaConextSwitchWithConcurrentTLBInvalidate tim.gore
2016-06-13 11:39 ` ✗ Ro.CI.BAT: warning for drm/i915/gen9: implement WaConextSwitchWithConcurrentTLBInvalidate (rev3) Patchwork
2016-06-13 13:35 ` Gore, Tim
2016-06-13 13:48 ` Tvrtko Ursulin
2016-06-13 11:51 ` [PATCH v3] drm/i915/gen9: implement WaConextSwitchWithConcurrentTLBInvalidate Arun Siluvery
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