drm/v3d: Flush the MMU before we supply more memory to the binner

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[ Upstream commit d2fb881110 ]

We must ensure that the MMU is flushed before we supply more memory to
the binner, otherwise we might end up with invalid MMU accesses by the
GPU.

Fixes: 57692c94dc ("drm/v3d: Introduce a new DRM driver for Broadcom V3D V3.x+")
Signed-off-by: Maíra Canal <mcanal@igalia.com>
Reviewed-by: Iago Toral Quiroga <itoral@igalia.com>
Link: https://patchwork.freedesktop.org/patch/msgid/20240923141348.2422499-3-mcanal@igalia.com
Signed-off-by: Sasha Levin <sashal@kernel.org>

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Maíra Canal 2024-09-23 10:55:06 -03:00 • committed by Greg Kroah-Hartman

parent 482ac8a1c8

commit 86ab3d85b2

3 changed files with 4 additions and 1 deletions

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1

drivers/gpu/drm/v3d/v3d_drv.h

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2

drivers/gpu/drm/v3d/v3d_irq.c

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2

drivers/gpu/drm/v3d/v3d_mmu.c

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