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authorRob Herring <robh@kernel.org>2019-08-08 14:30:39 -0600
committerRob Herring <robh@kernel.org>2019-08-12 14:20:46 -0600
commit73e467f60acdabd480d1b377a623ba13db0e5dd2 (patch)
treec01cb5420cfd005f771a9ec940a23817ee334e7f /drivers/gpu/drm/panfrost/panfrost_device.h
parent203270c025be02d52feca729d9193860317c2e82 (diff)
downloadlwn-73e467f60acdabd480d1b377a623ba13db0e5dd2.tar.gz
lwn-73e467f60acdabd480d1b377a623ba13db0e5dd2.zip
drm/panfrost: Consolidate reset handling
Runtime PM resume and job timeouts both call the same sequence of functions, so consolidate them to a common function. This will make changing the reset related code easier. The MMU also needs some re-initialization on reset, so rework its call. In the process, we hide the address space details within the MMU code in preparation to support multiple address spaces. Cc: Tomeu Vizoso <tomeu.vizoso@collabora.com> Cc: David Airlie <airlied@linux.ie> Cc: Daniel Vetter <daniel@ffwll.ch> Cc: Robin Murphy <robin.murphy@arm.com> Cc: Alyssa Rosenzweig <alyssa.rosenzweig@collabora.com> Reviewed-by: Steven Price <steven.price@arm.com> Signed-off-by: Rob Herring <robh@kernel.org> Link: https://patchwork.freedesktop.org/patch/msgid/20190808222200.13176-7-robh@kernel.org
Diffstat (limited to 'drivers/gpu/drm/panfrost/panfrost_device.h')
-rw-r--r--drivers/gpu/drm/panfrost/panfrost_device.h1
1 files changed, 1 insertions, 0 deletions
diff --git a/drivers/gpu/drm/panfrost/panfrost_device.h b/drivers/gpu/drm/panfrost/panfrost_device.h
index 038b32c62484..4e5641db9c7e 100644
--- a/drivers/gpu/drm/panfrost/panfrost_device.h
+++ b/drivers/gpu/drm/panfrost/panfrost_device.h
@@ -132,6 +132,7 @@ int panfrost_unstable_ioctl_check(void);
int panfrost_device_init(struct panfrost_device *pfdev);
void panfrost_device_fini(struct panfrost_device *pfdev);
+void panfrost_device_reset(struct panfrost_device *pfdev);
int panfrost_device_resume(struct device *dev);
int panfrost_device_suspend(struct device *dev);