linux-kernel - [PATCH 5.9 228/255] drm/amd/display: Add missing pflip irq

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Date:   Tue, 17 Nov 2020 14:06:08 +0100
From:   Greg Kroah-Hartman <gregkh@...uxfoundation.org>
To:     linux-kernel@...r.kernel.org
Cc:     Greg Kroah-Hartman <gregkh@...uxfoundation.org>,
        stable@...r.kernel.org,
        Bhawanpreet Lakha <Bhawanpreet.Lakha@....com>,
        Charlene Liu <Charlene.Liu@....com>,
        Qingqing Zhuo <qingqing.zhuo@....com>,
        Alex Deucher <alexander.deucher@....com>
Subject: [PATCH 5.9 228/255] drm/amd/display: Add missing pflip irq

From: Bhawanpreet Lakha <Bhawanpreet.Lakha@....com>

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@....com>
Reviewed-by: Charlene Liu <Charlene.Liu@....com>
Acked-by: Qingqing Zhuo <qingqing.zhuo@....com>
Signed-off-by: Alex Deucher <alexander.deucher@....com>
Cc: stable@...r.kernel.org # 5.9.x
Signed-off-by: Greg Kroah-Hartman <gregkh@...uxfoundation.org>

---
 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),