From: Lyude Paul <lyude@redhat.com>
To: nouveau@lists.freedesktop.org, dri-devel@lists.freedesktop.org,
linux-kernel@vger.kernel.org
Cc: stable@vger.kernel.org, "Timur Tabi" <ttabi@nvidia.com>,
"Dave Airlie" <airlied@redhat.com>,
"Andy Shevchenko" <andriy.shevchenko@linux.intel.com>,
"Maarten Lankhorst" <maarten.lankhorst@linux.intel.com>,
"Ben Skeggs" <bskeggs@nvidia.com>, "Kees Cook" <kees@kernel.org>,
"Simona Vetter" <simona@ffwll.ch>,
"David Airlie" <airlied@gmail.com>,
"Thomas Zimmermann" <tzimmermann@suse.de>,
"Maxime Ripard" <mripard@kernel.org>,
"Mel Henning" <mhenning@darkrefraction.com>,
"Danilo Krummrich" <dakr@kernel.org>,
"Lyude Paul" <lyude@redhat.com>
Subject: [PATCH v3 1/3] Revert "nouveau/gsp: fix suspend/resume regression on r570 firmware"
Date: Wed, 1 Jul 2026 14:17:33 -0400 [thread overview]
Message-ID: <20260701182857.190713-2-lyude@redhat.com> (raw)
In-Reply-To: <20260701182857.190713-1-lyude@redhat.com>
This reverts commit 8302d0afeaec0bc57d951dd085e0cffe997d4d18.
It turns out this looked like the right fix on some systems, but it's not -
as this causes runtime PM to actually fail on many a laptop.
Fixes: 8302d0afeaec ("nouveau/gsp: fix suspend/resume regression on r570 firmware")
Cc: <stable@vger.kernel.org> # v6.19+
Signed-off-by: Lyude Paul <lyude@redhat.com>
---
drivers/gpu/drm/nouveau/nvkm/subdev/gsp/rm/r535/fbsr.c | 2 +-
drivers/gpu/drm/nouveau/nvkm/subdev/gsp/rm/r535/gsp.c | 2 +-
drivers/gpu/drm/nouveau/nvkm/subdev/gsp/rm/r570/fbsr.c | 8 ++++----
drivers/gpu/drm/nouveau/nvkm/subdev/gsp/rm/rm.h | 2 +-
4 files changed, 7 insertions(+), 7 deletions(-)
diff --git a/drivers/gpu/drm/nouveau/nvkm/subdev/gsp/rm/r535/fbsr.c b/drivers/gpu/drm/nouveau/nvkm/subdev/gsp/rm/r535/fbsr.c
index 700cea5def357..035b575722db7 100644
--- a/drivers/gpu/drm/nouveau/nvkm/subdev/gsp/rm/r535/fbsr.c
+++ b/drivers/gpu/drm/nouveau/nvkm/subdev/gsp/rm/r535/fbsr.c
@@ -208,7 +208,7 @@ r535_fbsr_resume(struct nvkm_gsp *gsp)
}
static int
-r535_fbsr_suspend(struct nvkm_gsp *gsp, bool runtime)
+r535_fbsr_suspend(struct nvkm_gsp *gsp)
{
struct nvkm_subdev *subdev = &gsp->subdev;
struct nvkm_device *device = subdev->device;
diff --git a/drivers/gpu/drm/nouveau/nvkm/subdev/gsp/rm/r535/gsp.c b/drivers/gpu/drm/nouveau/nvkm/subdev/gsp/rm/r535/gsp.c
index f544afa12b6bb..4a3b771ded255 100644
--- a/drivers/gpu/drm/nouveau/nvkm/subdev/gsp/rm/r535/gsp.c
+++ b/drivers/gpu/drm/nouveau/nvkm/subdev/gsp/rm/r535/gsp.c
@@ -1749,7 +1749,7 @@ r535_gsp_fini(struct nvkm_gsp *gsp, enum nvkm_suspend_state suspend)
sr->sysmemAddrOfSuspendResumeData = gsp->sr.radix3.lvl0.addr;
sr->sizeOfSuspendResumeData = len;
- ret = rm->api->fbsr->suspend(gsp, suspend == NVKM_RUNTIME_SUSPEND);
+ ret = rm->api->fbsr->suspend(gsp);
if (ret) {
nvkm_gsp_mem_dtor(&gsp->sr.meta);
nvkm_gsp_radix3_dtor(gsp, &gsp->sr.radix3);
diff --git a/drivers/gpu/drm/nouveau/nvkm/subdev/gsp/rm/r570/fbsr.c b/drivers/gpu/drm/nouveau/nvkm/subdev/gsp/rm/r570/fbsr.c
index 8ef8b4f655883..2945d5b4e5707 100644
--- a/drivers/gpu/drm/nouveau/nvkm/subdev/gsp/rm/r570/fbsr.c
+++ b/drivers/gpu/drm/nouveau/nvkm/subdev/gsp/rm/r570/fbsr.c
@@ -62,7 +62,7 @@ r570_fbsr_resume(struct nvkm_gsp *gsp)
}
static int
-r570_fbsr_init(struct nvkm_gsp *gsp, struct sg_table *sgt, u64 size, bool runtime)
+r570_fbsr_init(struct nvkm_gsp *gsp, struct sg_table *sgt, u64 size)
{
NV2080_CTRL_INTERNAL_FBSR_INIT_PARAMS *ctrl;
struct nvkm_gsp_object memlist;
@@ -81,7 +81,7 @@ r570_fbsr_init(struct nvkm_gsp *gsp, struct sg_table *sgt, u64 size, bool runtim
ctrl->hClient = gsp->internal.client.object.handle;
ctrl->hSysMem = memlist.handle;
ctrl->sysmemAddrOfSuspendResumeData = gsp->sr.meta.addr;
- ctrl->bEnteringGcoffState = runtime ? 1 : 0;
+ ctrl->bEnteringGcoffState = 1;
ret = nvkm_gsp_rm_ctrl_wr(&gsp->internal.device.subdevice, ctrl);
if (ret)
@@ -92,7 +92,7 @@ r570_fbsr_init(struct nvkm_gsp *gsp, struct sg_table *sgt, u64 size, bool runtim
}
static int
-r570_fbsr_suspend(struct nvkm_gsp *gsp, bool runtime)
+r570_fbsr_suspend(struct nvkm_gsp *gsp)
{
struct nvkm_subdev *subdev = &gsp->subdev;
struct nvkm_device *device = subdev->device;
@@ -133,7 +133,7 @@ r570_fbsr_suspend(struct nvkm_gsp *gsp, bool runtime)
return ret;
/* Initialise FBSR on RM. */
- ret = r570_fbsr_init(gsp, &gsp->sr.fbsr, size, runtime);
+ ret = r570_fbsr_init(gsp, &gsp->sr.fbsr, size);
if (ret) {
nvkm_gsp_sg_free(device, &gsp->sr.fbsr);
return ret;
diff --git a/drivers/gpu/drm/nouveau/nvkm/subdev/gsp/rm/rm.h b/drivers/gpu/drm/nouveau/nvkm/subdev/gsp/rm/rm.h
index a9af94adf9efc..0fb0e67406c67 100644
--- a/drivers/gpu/drm/nouveau/nvkm/subdev/gsp/rm/rm.h
+++ b/drivers/gpu/drm/nouveau/nvkm/subdev/gsp/rm/rm.h
@@ -78,7 +78,7 @@ struct nvkm_rm_api {
} *device;
const struct nvkm_rm_api_fbsr {
- int (*suspend)(struct nvkm_gsp *, bool runtime);
+ int (*suspend)(struct nvkm_gsp *);
void (*resume)(struct nvkm_gsp *);
} *fbsr;
--
2.54.0
next prev parent reply other threads:[~2026-07-01 18:29 UTC|newest]
Thread overview: 8+ messages / expand[flat|nested] mbox.gz Atom feed top
2026-07-01 18:17 [PATCH v3 0/3] drm/nouveau/gsp/r570: Fix runtime PM Lyude Paul
2026-07-01 18:17 ` Lyude Paul [this message]
2026-07-01 18:17 ` [PATCH v3 2/3] drm/nouveau/gsp/r570: Never enter Gcoff state Lyude Paul
2026-07-02 0:27 ` Danilo Krummrich
2026-07-02 0:30 ` David Airlie
2026-07-02 0:47 ` Danilo Krummrich
2026-07-02 22:46 ` John Hubbard
2026-07-01 18:17 ` [PATCH v3 3/3] drm/nouveau/gsp/r570: Add missing state flags to GSP resume arguments Lyude Paul
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