This is a note to let you know that I've just added the patch titled
drm/amd/display: Add missing pflip irq
to the 5.9-stable tree which can be found at:
http://www.kernel.org/git/?p=linux/kernel/git/stable/stable-queue.git;a=summary
The filename of the patch is:
drm-amd-display-add-missing-pflip-irq.patch
and it can be found in the queue-5.9 subdirectory.
If you, or anyone else, feels it should not be added to the stable tree,
please let <stable@xxxxxxxxxxxxxxx> know about it.
>From a422490a595600659664901b609aacccdbba4a5f Mon Sep 17 00:00:00 2001
From: Bhawanpreet Lakha <Bhawanpreet.Lakha@xxxxxxx>
Date: Fri, 16 Oct 2020 14:57:23 -0400
Subject: drm/amd/display: Add missing pflip irq
From: Bhawanpreet Lakha <Bhawanpreet.Lakha@xxxxxxx>
commit a422490a595600659664901b609aacccdbba4a5f upstream.
If we have more than 4 displays we will run
into dummy irq calls or flip timout issues.
Signed-off-by: Bhawanpreet Lakha <Bhawanpreet.Lakha@xxxxxxx>
Reviewed-by: Charlene Liu <Charlene.Liu@xxxxxxx>
Acked-by: Qingqing Zhuo <qingqing.zhuo@xxxxxxx>
Signed-off-by: Alex Deucher <alexander.deucher@xxxxxxx>
Cc: stable@xxxxxxxxxxxxxxx # 5.9.x
Signed-off-by: Greg Kroah-Hartman <gregkh@xxxxxxxxxxxxxxxxxxx>
---
drivers/gpu/drm/amd/display/dc/irq/dcn30/irq_service_dcn30.c | 4 ++--
1 file changed, 2 insertions(+), 2 deletions(-)
--- a/drivers/gpu/drm/amd/display/dc/irq/dcn30/irq_service_dcn30.c
+++ b/drivers/gpu/drm/amd/display/dc/irq/dcn30/irq_service_dcn30.c
@@ -306,8 +306,8 @@ irq_source_info_dcn30[DAL_IRQ_SOURCES_NU
pflip_int_entry(1),
pflip_int_entry(2),
pflip_int_entry(3),
- [DC_IRQ_SOURCE_PFLIP5] = dummy_irq_entry(),
- [DC_IRQ_SOURCE_PFLIP6] = dummy_irq_entry(),
+ pflip_int_entry(4),
+ pflip_int_entry(5),
[DC_IRQ_SOURCE_PFLIP_UNDERLAY0] = dummy_irq_entry(),
gpio_pad_int_entry(0),
gpio_pad_int_entry(1),
Patches currently in stable-queue which might be from Bhawanpreet.Lakha@xxxxxxx are
queue-5.9/drm-amd-display-add-missing-pflip-irq.patch
