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From: "Timur Kristóf" <timur.kristof@gmail.com>
To: amd-gfx@lists.freedesktop.org, Alexander.Deucher@amd.com,
	"Christian König" <christian.koenig@amd.com>,
	"Natalie Vock" <natalie.vock@gmx.de>,
	"Amir Shetaia" <Amir.Shetaia@amd.com>,
	"Marek Olšák" <maraeo@gmail.com>,
	"Mario Limonciello" <mario.limonciello@amd.com>,
	"Tvrtko Ursulin" <tursulin@ursulin.net>,
	"Felix Kuehling" <Felix.Kuehling@amd.com>,
	"Lijo Lazar" <lijo.lazar@amd.com>, "Siwei He" <siwei.he@amd.com>,
	"Philip Yang" <philip.yang@amd.com>,
	"Mukul Joshi" <mukul.joshi@amd.com>
Cc: "Timur Kristóf" <timur.kristof@gmail.com>,
	"Tvrtko Ursulin" <tvrtko.ursulin@igalia.com>
Subject: [PATCH 04/11] drm/amdgpu/ih6.1: Use IH_SW_RING_SIZE for soft IH ring instead of PAGE_SIZE
Date: Fri, 28 Aug 2026 13:41:06 +0200	[thread overview]
Message-ID: <20260828114113.13523-5-timur.kristof@gmail.com> (raw)
In-Reply-To: <20260828114113.13523-1-timur.kristof@gmail.com>

When there are a lot of retry faults happening, the soft IH ring
can fill up really quickly and possibly overflow. PAGE_SIZE was
too small, use IH_SW_RING_SIZE to match what other GPU generations
are doing.

Signed-off-by: Timur Kristóf <timur.kristof@gmail.com>
Reviewed-by: Tvrtko Ursulin <tvrtko.ursulin@igalia.com>
Reviewed-by: Christian König <christian.koenig@amd.com>
---
 drivers/gpu/drm/amd/amdgpu/ih_v6_1.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/drivers/gpu/drm/amd/amdgpu/ih_v6_1.c b/drivers/gpu/drm/amd/amdgpu/ih_v6_1.c
index 6bbf89d048e7..0fc348010ac7 100644
--- a/drivers/gpu/drm/amd/amdgpu/ih_v6_1.c
+++ b/drivers/gpu/drm/amd/amdgpu/ih_v6_1.c
@@ -590,7 +590,7 @@ static int ih_v6_1_sw_init(struct amdgpu_ip_block *ip_block)
 	/* initialize ih control register offset */
 	ih_v6_1_init_register_offset(adev);
 
-	r = amdgpu_ih_ring_init(adev, &adev->irq.ih_soft, PAGE_SIZE, true);
+	r = amdgpu_ih_ring_init(adev, &adev->irq.ih_soft, IH_SW_RING_SIZE, true);
 	if (r)
 		return r;
 
-- 
2.55.0


  parent reply	other threads:[~2026-08-28 11:41 UTC|newest]

Thread overview: 13+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2026-08-28 11:41 [PATCH 00/11] drm/amdgpu: Improve retry fault handling (v4) Timur Kristóf
2026-08-28 11:41 ` [PATCH 01/11] drm/amdgpu: Respect noretry flag for retry faults on GFX12.1 Timur Kristóf
2026-08-28 15:47   ` Alex Deucher
2026-08-28 11:41 ` [PATCH 02/11] drm/amdgpu/gfxhub: Enable retry fault interrupts in L2_PROTECTION_FAULT_CNTL2 Timur Kristóf
2026-08-28 11:41 ` [PATCH 03/11] drm/amdgpu/ih: Don't perturb HW registers when accessing soft IH ring Timur Kristóf
2026-08-28 11:41 ` Timur Kristóf [this message]
2026-08-28 11:41 ` [PATCH 05/11] drm/amdgpu/ih7.0: Use IH_SW_RING_SIZE for soft IH ring instead of PAGE_SIZE Timur Kristóf
2026-08-28 11:41 ` [PATCH 06/11] drm/amdgpu/gmc11: Pass cam_index to retry fault handler Timur Kristóf
2026-08-28 11:41 ` [PATCH 07/11] drm/amdgpu/gmc12: " Timur Kristóf
2026-08-28 11:41 ` [PATCH 08/11] drm/amdgpu/gmc12: Use AMDGPU_PTE_IS_PTE flag for init_pte_flags on GFX12.0 Timur Kristóf
2026-08-28 11:41 ` [PATCH 09/11] drm/amdgpu/vm: Use init PTE flags in amdgpu_vm_handle_fault() Timur Kristóf
2026-08-28 11:41 ` [PATCH 10/11] drm/amdgpu/ih6.0: Enable retry CAM on Navi 3 dGPUs Timur Kristóf
2026-08-28 11:41 ` [PATCH 11/11] drm/amdgpu/ih7.0: Enable retry CAM on Navi 4 dGPUs Timur Kristóf

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