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* FAILED: patch "[PATCH] drm/xe/rtp: Maintain OA whitelists separately" failed to apply to 7.1-stable tree
@ 2026-07-29 11:06 gregkh
  2026-08-01  0:45 ` [PATCH 7.1.y] drm/xe/rtp: Maintain OA whitelists separately Sasha Levin
  0 siblings, 1 reply; 4+ messages in thread
From: gregkh @ 2026-07-29 11:06 UTC (permalink / raw)
  To: ashutosh.dixit, thomas.hellstrom, umesh.nerlige.ramappa; +Cc: stable


The patch below does not apply to the 7.1-stable tree.
If someone wants it applied there, or to any other stable or longterm
tree, then please email the backport, including the original git commit
id to <stable@vger.kernel.org>.

To reproduce the conflict and resubmit, you may use the following commands:

git fetch https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git/ linux-7.1.y
git checkout FETCH_HEAD
git cherry-pick -x 31e2437561621b4867c08efc890bf629d017df03
# <resolve conflicts, build, test, etc.>
git commit -s
git send-email --to '<stable@vger.kernel.org>' --in-reply-to '2026072958-unmasked-acting-7c2a@gregkh' --subject-prefix 'PATCH 7.1.y' 'HEAD^..'

Possible dependencies:



thanks,

greg k-h

------------------ original commit in Linus's tree ------------------

From 31e2437561621b4867c08efc890bf629d017df03 Mon Sep 17 00:00:00 2001
From: Ashutosh Dixit <ashutosh.dixit@intel.com>
Date: Mon, 15 Jun 2026 15:42:20 -0700
Subject: [PATCH] drm/xe/rtp: Maintain OA whitelists separately
MIME-Version: 1.0
Content-Type: text/plain; charset=UTF-8
Content-Transfer-Encoding: 8bit

OA registers are dynamically whitelisted (and again dewhitelisted) on OA
stream open/close. Maintaining OA whitelists separately from non-OA
register whitlists simplifies this management of OA register
whitelisting/dewhitelisting.

Fixes: 828a8eaf37c3 ("drm/xe/oa: Add MMIO trigger support")
Cc: stable@vger.kernel.org # v6.12+
Signed-off-by: Ashutosh Dixit <ashutosh.dixit@intel.com>
Reviewed-by: Umesh Nerlige Ramappa <umesh.nerlige.ramappa@intel.com>
Link: https://patch.msgid.link/20260615224227.34880-3-ashutosh.dixit@intel.com
(cherry picked from commit c478244a9e2d14b3f1f92e8bd293919e554622a5)
Signed-off-by: Thomas Hellström <thomas.hellstrom@linux.intel.com>

diff --git a/drivers/gpu/drm/xe/xe_gt_debugfs.c b/drivers/gpu/drm/xe/xe_gt_debugfs.c
index f45306308cd6..c38bcacb27e4 100644
--- a/drivers/gpu/drm/xe/xe_gt_debugfs.c
+++ b/drivers/gpu/drm/xe/xe_gt_debugfs.c
@@ -149,8 +149,10 @@ static int register_save_restore(struct xe_gt *gt, struct drm_printer *p)
 	drm_printf(p, "\n");
 
 	drm_printf(p, "Whitelist\n");
-	for_each_hw_engine(hwe, gt, id)
+	for_each_hw_engine(hwe, gt, id) {
 		xe_reg_whitelist_dump(&hwe->reg_whitelist, p);
+		xe_reg_whitelist_dump(&hwe->oa_whitelist, p);
+	}
 
 	return 0;
 }
diff --git a/drivers/gpu/drm/xe/xe_hw_engine.c b/drivers/gpu/drm/xe/xe_hw_engine.c
index 98265293f2dc..55632ac4dfe7 100644
--- a/drivers/gpu/drm/xe/xe_hw_engine.c
+++ b/drivers/gpu/drm/xe/xe_hw_engine.c
@@ -572,6 +572,8 @@ static void hw_engine_init_early(struct xe_gt *gt, struct xe_hw_engine *hwe,
 	hw_engine_setup_default_state(hwe);
 
 	xe_reg_sr_init(&hwe->reg_whitelist, hwe->name, gt_to_xe(gt));
+	xe_reg_sr_init(&hwe->oa_whitelist, hwe->name, gt_to_xe(gt));
+	xe_reg_sr_init(&hwe->oa_sr, hwe->name, gt_to_xe(gt));
 	xe_reg_whitelist_process_engine(hwe);
 }
 
diff --git a/drivers/gpu/drm/xe/xe_hw_engine_types.h b/drivers/gpu/drm/xe/xe_hw_engine_types.h
index 2cf898e682f5..84c097da9b6f 100644
--- a/drivers/gpu/drm/xe/xe_hw_engine_types.h
+++ b/drivers/gpu/drm/xe/xe_hw_engine_types.h
@@ -130,6 +130,14 @@ struct xe_hw_engine {
 	 * @reg_whitelist: table with registers to be whitelisted
 	 */
 	struct xe_reg_sr reg_whitelist;
+	/**
+	 * @oa_whitelist: oa registers to be whitelisted
+	 */
+	struct xe_reg_sr oa_whitelist;
+	/**
+	 * @oa_sr: oa nonpriv whitelist registers, changed on oa stream open/close
+	 */
+	struct xe_reg_sr oa_sr;
 	/**
 	 * @reg_lrc: LRC workaround registers
 	 */
diff --git a/drivers/gpu/drm/xe/xe_reg_whitelist.c b/drivers/gpu/drm/xe/xe_reg_whitelist.c
index 2d8ddb57412c..6d642c2f6fd7 100644
--- a/drivers/gpu/drm/xe/xe_reg_whitelist.c
+++ b/drivers/gpu/drm/xe/xe_reg_whitelist.c
@@ -103,6 +103,9 @@ static const struct xe_rtp_table_sr register_whitelist = XE_RTP_TABLE_SR(
 			 WHITELIST(VFLSKPD,
 				   RING_FORCE_TO_NONPRIV_ACCESS_RW))
 	},
+);
+
+static const struct xe_rtp_table_sr oa_whitelist = XE_RTP_TABLE_SR(
 
 #define WHITELIST_DENY(r, f) WHITELIST(r, (f) | RING_FORCE_TO_NONPRIV_DENY)
 
@@ -206,6 +209,8 @@ void xe_reg_whitelist_process_engine(struct xe_hw_engine *hwe)
 
 	xe_rtp_process_to_sr(&ctx, &register_whitelist, &hwe->reg_whitelist, false);
 	whitelist_apply_to_hwe(hwe);
+
+	xe_rtp_process_to_sr(&ctx, &oa_whitelist, &hwe->oa_whitelist, false);
 }
 
 /**


^ permalink raw reply related	[flat|nested] 4+ messages in thread

* [PATCH 7.1.y] drm/xe/rtp: Maintain OA whitelists separately
  2026-07-29 11:06 FAILED: patch "[PATCH] drm/xe/rtp: Maintain OA whitelists separately" failed to apply to 7.1-stable tree gregkh
@ 2026-08-01  0:45 ` Sasha Levin
  2026-08-03 23:10   ` Dixit, Ashutosh
  0 siblings, 1 reply; 4+ messages in thread
From: Sasha Levin @ 2026-08-01  0:45 UTC (permalink / raw)
  To: stable
  Cc: Ashutosh Dixit, Umesh Nerlige Ramappa, Thomas Hellström,
	Sasha Levin

From: Ashutosh Dixit <ashutosh.dixit@intel.com>

[ Upstream commit 31e2437561621b4867c08efc890bf629d017df03 ]

OA registers are dynamically whitelisted (and again dewhitelisted) on OA
stream open/close. Maintaining OA whitelists separately from non-OA
register whitlists simplifies this management of OA register
whitelisting/dewhitelisting.

Fixes: 828a8eaf37c3 ("drm/xe/oa: Add MMIO trigger support")
Cc: stable@vger.kernel.org # v6.12+
Signed-off-by: Ashutosh Dixit <ashutosh.dixit@intel.com>
Reviewed-by: Umesh Nerlige Ramappa <umesh.nerlige.ramappa@intel.com>
Link: https://patch.msgid.link/20260615224227.34880-3-ashutosh.dixit@intel.com
(cherry picked from commit c478244a9e2d14b3f1f92e8bd293919e554622a5)
Signed-off-by: Thomas Hellström <thomas.hellstrom@linux.intel.com>
[ adapted RTP table from struct wrapper macro `XE_RTP_TABLE_SR()` back to plain `struct xe_rtp_entry_sr[]` array and restored the 5-arg `xe_rtp_process_to_sr()` call with `ARRAY_SIZE()` ]
Signed-off-by: Sasha Levin <sashal@kernel.org>
---
 drivers/gpu/drm/xe/xe_gt_debugfs.c      | 4 +++-
 drivers/gpu/drm/xe/xe_hw_engine.c       | 2 ++
 drivers/gpu/drm/xe/xe_hw_engine_types.h | 8 ++++++++
 drivers/gpu/drm/xe/xe_reg_whitelist.c   | 6 ++++++
 4 files changed, 19 insertions(+), 1 deletion(-)

diff --git a/drivers/gpu/drm/xe/xe_gt_debugfs.c b/drivers/gpu/drm/xe/xe_gt_debugfs.c
index f45306308cd6..c38bcacb27e4 100644
--- a/drivers/gpu/drm/xe/xe_gt_debugfs.c
+++ b/drivers/gpu/drm/xe/xe_gt_debugfs.c
@@ -149,8 +149,10 @@ static int register_save_restore(struct xe_gt *gt, struct drm_printer *p)
 	drm_printf(p, "\n");
 
 	drm_printf(p, "Whitelist\n");
-	for_each_hw_engine(hwe, gt, id)
+	for_each_hw_engine(hwe, gt, id) {
 		xe_reg_whitelist_dump(&hwe->reg_whitelist, p);
+		xe_reg_whitelist_dump(&hwe->oa_whitelist, p);
+	}
 
 	return 0;
 }
diff --git a/drivers/gpu/drm/xe/xe_hw_engine.c b/drivers/gpu/drm/xe/xe_hw_engine.c
index a7441a66e94c..b5a869c720af 100644
--- a/drivers/gpu/drm/xe/xe_hw_engine.c
+++ b/drivers/gpu/drm/xe/xe_hw_engine.c
@@ -575,6 +575,8 @@ static void hw_engine_init_early(struct xe_gt *gt, struct xe_hw_engine *hwe,
 	hw_engine_setup_default_state(hwe);
 
 	xe_reg_sr_init(&hwe->reg_whitelist, hwe->name, gt_to_xe(gt));
+	xe_reg_sr_init(&hwe->oa_whitelist, hwe->name, gt_to_xe(gt));
+	xe_reg_sr_init(&hwe->oa_sr, hwe->name, gt_to_xe(gt));
 	xe_reg_whitelist_process_engine(hwe);
 }
 
diff --git a/drivers/gpu/drm/xe/xe_hw_engine_types.h b/drivers/gpu/drm/xe/xe_hw_engine_types.h
index e4191a7a2c31..04ca7545d22c 100644
--- a/drivers/gpu/drm/xe/xe_hw_engine_types.h
+++ b/drivers/gpu/drm/xe/xe_hw_engine_types.h
@@ -128,6 +128,14 @@ struct xe_hw_engine {
 	 * @reg_whitelist: table with registers to be whitelisted
 	 */
 	struct xe_reg_sr reg_whitelist;
+	/**
+	 * @oa_whitelist: oa registers to be whitelisted
+	 */
+	struct xe_reg_sr oa_whitelist;
+	/**
+	 * @oa_sr: oa nonpriv whitelist registers, changed on oa stream open/close
+	 */
+	struct xe_reg_sr oa_sr;
 	/**
 	 * @reg_lrc: LRC workaround registers
 	 */
diff --git a/drivers/gpu/drm/xe/xe_reg_whitelist.c b/drivers/gpu/drm/xe/xe_reg_whitelist.c
index 8cc313182968..089335b185d1 100644
--- a/drivers/gpu/drm/xe/xe_reg_whitelist.c
+++ b/drivers/gpu/drm/xe/xe_reg_whitelist.c
@@ -89,6 +89,9 @@ static const struct xe_rtp_entry_sr register_whitelist[] = {
 			 WHITELIST(VFLSKPD,
 				   RING_FORCE_TO_NONPRIV_ACCESS_RW))
 	},
+};
+
+static const struct xe_rtp_entry_sr oa_whitelist[] = {
 
 #define WHITELIST_OA_MMIO_TRG(trg, status, head) \
 	WHITELIST(trg, RING_FORCE_TO_NONPRIV_ACCESS_RW), \
@@ -191,6 +194,9 @@ void xe_reg_whitelist_process_engine(struct xe_hw_engine *hwe)
 	xe_rtp_process_to_sr(&ctx, register_whitelist, ARRAY_SIZE(register_whitelist),
 			     &hwe->reg_whitelist, false);
 	whitelist_apply_to_hwe(hwe);
+
+	xe_rtp_process_to_sr(&ctx, oa_whitelist, ARRAY_SIZE(oa_whitelist),
+			     &hwe->oa_whitelist, false);
 }
 
 /**
-- 
2.53.0


^ permalink raw reply related	[flat|nested] 4+ messages in thread

* Re: [PATCH 7.1.y] drm/xe/rtp: Maintain OA whitelists separately
  2026-08-01  0:45 ` [PATCH 7.1.y] drm/xe/rtp: Maintain OA whitelists separately Sasha Levin
@ 2026-08-03 23:10   ` Dixit, Ashutosh
  2026-08-03 23:38     ` Dixit, Ashutosh
  0 siblings, 1 reply; 4+ messages in thread
From: Dixit, Ashutosh @ 2026-08-03 23:10 UTC (permalink / raw)
  To: Sasha Levin
  Cc: stable, Umesh Nerlige Ramappa, Thomas Hellström,
	Greg Kroah-Hartman

On Fri, 31 Jul 2026 17:45:26 -0700, Sasha Levin wrote:
>

Hi Sasha/Greg,

The patch below is correct. However, because you will encounter conflicts
in other patches of this series too, I have backported the entire series
for linux-7.1.y here:

https://lore.kernel.org/stable/20260803230136.3270230-1-ashutosh.dixit@intel.com/

Will it be possible to apply the patches from the above link instead?
Since it will save us some work.

I will also send backports of this series to linux-6.12.y and linux-6.18.y.

Sorry, I am not too sure of the process to follow here. So if it needs to
be done differently please let me know.

Thanks.
--
Ashutosh

> From: Ashutosh Dixit <ashutosh.dixit@intel.com>
>
> [ Upstream commit 31e2437561621b4867c08efc890bf629d017df03 ]
>
> OA registers are dynamically whitelisted (and again dewhitelisted) on OA
> stream open/close. Maintaining OA whitelists separately from non-OA
> register whitlists simplifies this management of OA register
> whitelisting/dewhitelisting.
>
> Fixes: 828a8eaf37c3 ("drm/xe/oa: Add MMIO trigger support")
> Cc: stable@vger.kernel.org # v6.12+
> Signed-off-by: Ashutosh Dixit <ashutosh.dixit@intel.com>
> Reviewed-by: Umesh Nerlige Ramappa <umesh.nerlige.ramappa@intel.com>
> Link: https://patch.msgid.link/20260615224227.34880-3-ashutosh.dixit@intel.com
> (cherry picked from commit c478244a9e2d14b3f1f92e8bd293919e554622a5)
> Signed-off-by: Thomas Hellström <thomas.hellstrom@linux.intel.com>
> [ adapted RTP table from struct wrapper macro `XE_RTP_TABLE_SR()` back to plain `struct xe_rtp_entry_sr[]` array and restored the 5-arg `xe_rtp_process_to_sr()` call with `ARRAY_SIZE()` ]
> Signed-off-by: Sasha Levin <sashal@kernel.org>
> ---
>  drivers/gpu/drm/xe/xe_gt_debugfs.c      | 4 +++-
>  drivers/gpu/drm/xe/xe_hw_engine.c       | 2 ++
>  drivers/gpu/drm/xe/xe_hw_engine_types.h | 8 ++++++++
>  drivers/gpu/drm/xe/xe_reg_whitelist.c   | 6 ++++++
>  4 files changed, 19 insertions(+), 1 deletion(-)
>
> diff --git a/drivers/gpu/drm/xe/xe_gt_debugfs.c b/drivers/gpu/drm/xe/xe_gt_debugfs.c
> index f45306308cd6..c38bcacb27e4 100644
> --- a/drivers/gpu/drm/xe/xe_gt_debugfs.c
> +++ b/drivers/gpu/drm/xe/xe_gt_debugfs.c
> @@ -149,8 +149,10 @@ static int register_save_restore(struct xe_gt *gt, struct drm_printer *p)
>	drm_printf(p, "\n");
>
>	drm_printf(p, "Whitelist\n");
> -	for_each_hw_engine(hwe, gt, id)
> +	for_each_hw_engine(hwe, gt, id) {
>		xe_reg_whitelist_dump(&hwe->reg_whitelist, p);
> +		xe_reg_whitelist_dump(&hwe->oa_whitelist, p);
> +	}
>
>	return 0;
>  }
> diff --git a/drivers/gpu/drm/xe/xe_hw_engine.c b/drivers/gpu/drm/xe/xe_hw_engine.c
> index a7441a66e94c..b5a869c720af 100644
> --- a/drivers/gpu/drm/xe/xe_hw_engine.c
> +++ b/drivers/gpu/drm/xe/xe_hw_engine.c
> @@ -575,6 +575,8 @@ static void hw_engine_init_early(struct xe_gt *gt, struct xe_hw_engine *hwe,
>	hw_engine_setup_default_state(hwe);
>
>	xe_reg_sr_init(&hwe->reg_whitelist, hwe->name, gt_to_xe(gt));
> +	xe_reg_sr_init(&hwe->oa_whitelist, hwe->name, gt_to_xe(gt));
> +	xe_reg_sr_init(&hwe->oa_sr, hwe->name, gt_to_xe(gt));
>	xe_reg_whitelist_process_engine(hwe);
>  }
>
> diff --git a/drivers/gpu/drm/xe/xe_hw_engine_types.h b/drivers/gpu/drm/xe/xe_hw_engine_types.h
> index e4191a7a2c31..04ca7545d22c 100644
> --- a/drivers/gpu/drm/xe/xe_hw_engine_types.h
> +++ b/drivers/gpu/drm/xe/xe_hw_engine_types.h
> @@ -128,6 +128,14 @@ struct xe_hw_engine {
>	 * @reg_whitelist: table with registers to be whitelisted
>	 */
>	struct xe_reg_sr reg_whitelist;
> +	/**
> +	 * @oa_whitelist: oa registers to be whitelisted
> +	 */
> +	struct xe_reg_sr oa_whitelist;
> +	/**
> +	 * @oa_sr: oa nonpriv whitelist registers, changed on oa stream open/close
> +	 */
> +	struct xe_reg_sr oa_sr;
>	/**
>	 * @reg_lrc: LRC workaround registers
>	 */
> diff --git a/drivers/gpu/drm/xe/xe_reg_whitelist.c b/drivers/gpu/drm/xe/xe_reg_whitelist.c
> index 8cc313182968..089335b185d1 100644
> --- a/drivers/gpu/drm/xe/xe_reg_whitelist.c
> +++ b/drivers/gpu/drm/xe/xe_reg_whitelist.c
> @@ -89,6 +89,9 @@ static const struct xe_rtp_entry_sr register_whitelist[] = {
>			 WHITELIST(VFLSKPD,
>				   RING_FORCE_TO_NONPRIV_ACCESS_RW))
>	},
> +};
> +
> +static const struct xe_rtp_entry_sr oa_whitelist[] = {
>
>  #define WHITELIST_OA_MMIO_TRG(trg, status, head) \
>	WHITELIST(trg, RING_FORCE_TO_NONPRIV_ACCESS_RW), \
> @@ -191,6 +194,9 @@ void xe_reg_whitelist_process_engine(struct xe_hw_engine *hwe)
>	xe_rtp_process_to_sr(&ctx, register_whitelist, ARRAY_SIZE(register_whitelist),
>			     &hwe->reg_whitelist, false);
>	whitelist_apply_to_hwe(hwe);
> +
> +	xe_rtp_process_to_sr(&ctx, oa_whitelist, ARRAY_SIZE(oa_whitelist),
> +			     &hwe->oa_whitelist, false);
>  }
>
>  /**
> --
> 2.53.0
>

^ permalink raw reply	[flat|nested] 4+ messages in thread

* Re: [PATCH 7.1.y] drm/xe/rtp: Maintain OA whitelists separately
  2026-08-03 23:10   ` Dixit, Ashutosh
@ 2026-08-03 23:38     ` Dixit, Ashutosh
  0 siblings, 0 replies; 4+ messages in thread
From: Dixit, Ashutosh @ 2026-08-03 23:38 UTC (permalink / raw)
  To: Sasha Levin
  Cc: stable, Umesh Nerlige Ramappa, Thomas Hellström,
	Greg Kroah-Hartman

On Mon, 03 Aug 2026 16:10:37 -0700, Dixit, Ashutosh wrote:
>
> On Fri, 31 Jul 2026 17:45:26 -0700, Sasha Levin wrote:
> >
>
> Hi Sasha/Greg,
>
> The patch below is correct. However, because you will encounter conflicts
> in other patches of this series too, I have backported the entire series
> for linux-7.1.y here:
>
> https://lore.kernel.org/stable/20260803230136.3270230-1-ashutosh.dixit@intel.com/
>
> Will it be possible to apply the patches from the above link instead?
> Since it will save us some work.
>
> I will also send backports of this series to linux-6.12.y and linux-6.18.y.

Ports to linux-6.12.y and linux-6.18.y are here:

https://lore.kernel.org/stable/20260803233346.3277427-1-ashutosh.dixit@intel.com/
https://lore.kernel.org/stable/20260803232608.3276045-1-ashutosh.dixit@intel.com/

> Sorry, I am not too sure of the process to follow here. So if it needs to
> be done differently please let me know.
>
> Thanks.
> --
> Ashutosh
>
> > From: Ashutosh Dixit <ashutosh.dixit@intel.com>
> >
> > [ Upstream commit 31e2437561621b4867c08efc890bf629d017df03 ]
> >
> > OA registers are dynamically whitelisted (and again dewhitelisted) on OA
> > stream open/close. Maintaining OA whitelists separately from non-OA
> > register whitlists simplifies this management of OA register
> > whitelisting/dewhitelisting.
> >
> > Fixes: 828a8eaf37c3 ("drm/xe/oa: Add MMIO trigger support")
> > Cc: stable@vger.kernel.org # v6.12+
> > Signed-off-by: Ashutosh Dixit <ashutosh.dixit@intel.com>
> > Reviewed-by: Umesh Nerlige Ramappa <umesh.nerlige.ramappa@intel.com>
> > Link: https://patch.msgid.link/20260615224227.34880-3-ashutosh.dixit@intel.com
> > (cherry picked from commit c478244a9e2d14b3f1f92e8bd293919e554622a5)
> > Signed-off-by: Thomas Hellström <thomas.hellstrom@linux.intel.com>
> > [ adapted RTP table from struct wrapper macro `XE_RTP_TABLE_SR()` back to plain `struct xe_rtp_entry_sr[]` array and restored the 5-arg `xe_rtp_process_to_sr()` call with `ARRAY_SIZE()` ]
> > Signed-off-by: Sasha Levin <sashal@kernel.org>
> > ---
> >  drivers/gpu/drm/xe/xe_gt_debugfs.c      | 4 +++-
> >  drivers/gpu/drm/xe/xe_hw_engine.c       | 2 ++
> >  drivers/gpu/drm/xe/xe_hw_engine_types.h | 8 ++++++++
> >  drivers/gpu/drm/xe/xe_reg_whitelist.c   | 6 ++++++
> >  4 files changed, 19 insertions(+), 1 deletion(-)
> >
> > diff --git a/drivers/gpu/drm/xe/xe_gt_debugfs.c b/drivers/gpu/drm/xe/xe_gt_debugfs.c
> > index f45306308cd6..c38bcacb27e4 100644
> > --- a/drivers/gpu/drm/xe/xe_gt_debugfs.c
> > +++ b/drivers/gpu/drm/xe/xe_gt_debugfs.c
> > @@ -149,8 +149,10 @@ static int register_save_restore(struct xe_gt *gt, struct drm_printer *p)
> >	drm_printf(p, "\n");
> >
> >	drm_printf(p, "Whitelist\n");
> > -	for_each_hw_engine(hwe, gt, id)
> > +	for_each_hw_engine(hwe, gt, id) {
> >		xe_reg_whitelist_dump(&hwe->reg_whitelist, p);
> > +		xe_reg_whitelist_dump(&hwe->oa_whitelist, p);
> > +	}
> >
> >	return 0;
> >  }
> > diff --git a/drivers/gpu/drm/xe/xe_hw_engine.c b/drivers/gpu/drm/xe/xe_hw_engine.c
> > index a7441a66e94c..b5a869c720af 100644
> > --- a/drivers/gpu/drm/xe/xe_hw_engine.c
> > +++ b/drivers/gpu/drm/xe/xe_hw_engine.c
> > @@ -575,6 +575,8 @@ static void hw_engine_init_early(struct xe_gt *gt, struct xe_hw_engine *hwe,
> >	hw_engine_setup_default_state(hwe);
> >
> >	xe_reg_sr_init(&hwe->reg_whitelist, hwe->name, gt_to_xe(gt));
> > +	xe_reg_sr_init(&hwe->oa_whitelist, hwe->name, gt_to_xe(gt));
> > +	xe_reg_sr_init(&hwe->oa_sr, hwe->name, gt_to_xe(gt));
> >	xe_reg_whitelist_process_engine(hwe);
> >  }
> >
> > diff --git a/drivers/gpu/drm/xe/xe_hw_engine_types.h b/drivers/gpu/drm/xe/xe_hw_engine_types.h
> > index e4191a7a2c31..04ca7545d22c 100644
> > --- a/drivers/gpu/drm/xe/xe_hw_engine_types.h
> > +++ b/drivers/gpu/drm/xe/xe_hw_engine_types.h
> > @@ -128,6 +128,14 @@ struct xe_hw_engine {
> >	 * @reg_whitelist: table with registers to be whitelisted
> >	 */
> >	struct xe_reg_sr reg_whitelist;
> > +	/**
> > +	 * @oa_whitelist: oa registers to be whitelisted
> > +	 */
> > +	struct xe_reg_sr oa_whitelist;
> > +	/**
> > +	 * @oa_sr: oa nonpriv whitelist registers, changed on oa stream open/close
> > +	 */
> > +	struct xe_reg_sr oa_sr;
> >	/**
> >	 * @reg_lrc: LRC workaround registers
> >	 */
> > diff --git a/drivers/gpu/drm/xe/xe_reg_whitelist.c b/drivers/gpu/drm/xe/xe_reg_whitelist.c
> > index 8cc313182968..089335b185d1 100644
> > --- a/drivers/gpu/drm/xe/xe_reg_whitelist.c
> > +++ b/drivers/gpu/drm/xe/xe_reg_whitelist.c
> > @@ -89,6 +89,9 @@ static const struct xe_rtp_entry_sr register_whitelist[] = {
> >			 WHITELIST(VFLSKPD,
> >				   RING_FORCE_TO_NONPRIV_ACCESS_RW))
> >	},
> > +};
> > +
> > +static const struct xe_rtp_entry_sr oa_whitelist[] = {
> >
> >  #define WHITELIST_OA_MMIO_TRG(trg, status, head) \
> >	WHITELIST(trg, RING_FORCE_TO_NONPRIV_ACCESS_RW), \
> > @@ -191,6 +194,9 @@ void xe_reg_whitelist_process_engine(struct xe_hw_engine *hwe)
> >	xe_rtp_process_to_sr(&ctx, register_whitelist, ARRAY_SIZE(register_whitelist),
> >			     &hwe->reg_whitelist, false);
> >	whitelist_apply_to_hwe(hwe);
> > +
> > +	xe_rtp_process_to_sr(&ctx, oa_whitelist, ARRAY_SIZE(oa_whitelist),
> > +			     &hwe->oa_whitelist, false);
> >  }
> >
> >  /**
> > --
> > 2.53.0
> >

^ permalink raw reply	[flat|nested] 4+ messages in thread

end of thread, other threads:[~2026-08-03 23:38 UTC | newest]

Thread overview: 4+ messages (download: mbox.gz follow: Atom feed
-- links below jump to the message on this page --
2026-07-29 11:06 FAILED: patch "[PATCH] drm/xe/rtp: Maintain OA whitelists separately" failed to apply to 7.1-stable tree gregkh
2026-08-01  0:45 ` [PATCH 7.1.y] drm/xe/rtp: Maintain OA whitelists separately Sasha Levin
2026-08-03 23:10   ` Dixit, Ashutosh
2026-08-03 23:38     ` Dixit, Ashutosh

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