From: Dave Airlie <airlied@gmail.com>
To: dri-devel@lists.freedesktop.org
Cc: nouveau@lists.freedesktop.org, Dave Airlie <airlied@redhat.com>,
stable@vger.kernel.org
Subject: [PATCH] nouveau: don't attempt fwsec on sb on newer platforms.
Date: Fri, 2 Jan 2026 14:18:29 +1000 [thread overview]
Message-ID: <20260102041829.2748009-1-airlied@gmail.com> (raw)
From: Dave Airlie <airlied@redhat.com>
The changes to always loads fwsec sb causes problems on newer GPUs
which don't use this path.
Add hooks and pass through the device specific layers.
Fixes: da67179e5538 ("drm/nouveau/gsp: Allocate fwsec-sb at boot")
Cc: <stable@vger.kernel.org> # v6.16+
Cc: Lyude Paul <lyude@redhat.com>
Cc: Timur Tabi <ttabi@nvidia.com>
Signed-off-by: Dave Airlie <airlied@redhat.com>
---
.../gpu/drm/nouveau/nvkm/subdev/gsp/ad102.c | 3 +++
.../gpu/drm/nouveau/nvkm/subdev/gsp/fwsec.c | 12 +++-------
.../gpu/drm/nouveau/nvkm/subdev/gsp/ga100.c | 3 +++
.../gpu/drm/nouveau/nvkm/subdev/gsp/ga102.c | 3 +++
.../gpu/drm/nouveau/nvkm/subdev/gsp/priv.h | 23 +++++++++++++++++--
.../gpu/drm/nouveau/nvkm/subdev/gsp/tu102.c | 15 ++++++++++++
.../gpu/drm/nouveau/nvkm/subdev/gsp/tu116.c | 3 +++
7 files changed, 51 insertions(+), 11 deletions(-)
diff --git a/drivers/gpu/drm/nouveau/nvkm/subdev/gsp/ad102.c b/drivers/gpu/drm/nouveau/nvkm/subdev/gsp/ad102.c
index 35d1fcef520bf..b3e994386334d 100644
--- a/drivers/gpu/drm/nouveau/nvkm/subdev/gsp/ad102.c
+++ b/drivers/gpu/drm/nouveau/nvkm/subdev/gsp/ad102.c
@@ -29,6 +29,9 @@ ad102_gsp = {
.sig_section = ".fwsignature_ad10x",
.booter.ctor = ga102_gsp_booter_ctor,
+
+ .fwsec_sb.ctor = tu102_gsp_fwsec_sb_ctor,
+ .fwsec_sb.dtor = tu102_gsp_fwsec_sb_dtor,
.dtor = r535_gsp_dtor,
.oneinit = tu102_gsp_oneinit,
diff --git a/drivers/gpu/drm/nouveau/nvkm/subdev/gsp/fwsec.c b/drivers/gpu/drm/nouveau/nvkm/subdev/gsp/fwsec.c
index 5037602466604..8d4f40a443ce4 100644
--- a/drivers/gpu/drm/nouveau/nvkm/subdev/gsp/fwsec.c
+++ b/drivers/gpu/drm/nouveau/nvkm/subdev/gsp/fwsec.c
@@ -337,16 +337,10 @@ nvkm_gsp_fwsec_sb(struct nvkm_gsp *gsp)
}
int
-nvkm_gsp_fwsec_sb_ctor(struct nvkm_gsp *gsp)
+nvkm_gsp_fwsec_sb_init(struct nvkm_gsp *gsp)
{
- return nvkm_gsp_fwsec_init(gsp, &gsp->fws.falcon.sb, "fwsec-sb",
- NVFW_FALCON_APPIF_DMEMMAPPER_CMD_SB);
-}
-
-void
-nvkm_gsp_fwsec_sb_dtor(struct nvkm_gsp *gsp)
-{
- nvkm_falcon_fw_dtor(&gsp->fws.falcon.sb);
+ return nvkm_gsp_fwsec_init(gsp, &gsp->fws.falcon.sb, "fwsec-sb",
+ NVFW_FALCON_APPIF_DMEMMAPPER_CMD_SB);
}
int
diff --git a/drivers/gpu/drm/nouveau/nvkm/subdev/gsp/ga100.c b/drivers/gpu/drm/nouveau/nvkm/subdev/gsp/ga100.c
index d201e8697226b..27a13aeccd3cb 100644
--- a/drivers/gpu/drm/nouveau/nvkm/subdev/gsp/ga100.c
+++ b/drivers/gpu/drm/nouveau/nvkm/subdev/gsp/ga100.c
@@ -47,6 +47,9 @@ ga100_gsp = {
.booter.ctor = tu102_gsp_booter_ctor,
+ .fwsec_sb.ctor = tu102_gsp_fwsec_sb_ctor,
+ .fwsec_sb.dtor = tu102_gsp_fwsec_sb_dtor,
+
.dtor = r535_gsp_dtor,
.oneinit = tu102_gsp_oneinit,
.init = tu102_gsp_init,
diff --git a/drivers/gpu/drm/nouveau/nvkm/subdev/gsp/ga102.c b/drivers/gpu/drm/nouveau/nvkm/subdev/gsp/ga102.c
index 917f7e2f6c466..a59fb74ef6315 100644
--- a/drivers/gpu/drm/nouveau/nvkm/subdev/gsp/ga102.c
+++ b/drivers/gpu/drm/nouveau/nvkm/subdev/gsp/ga102.c
@@ -158,6 +158,9 @@ ga102_gsp_r535 = {
.booter.ctor = ga102_gsp_booter_ctor,
+ .fwsec_sb.ctor = tu102_gsp_fwsec_sb_ctor,
+ .fwsec_sb.dtor = tu102_gsp_fwsec_sb_dtor,
+
.dtor = r535_gsp_dtor,
.oneinit = tu102_gsp_oneinit,
.init = tu102_gsp_init,
diff --git a/drivers/gpu/drm/nouveau/nvkm/subdev/gsp/priv.h b/drivers/gpu/drm/nouveau/nvkm/subdev/gsp/priv.h
index 86bdd203bc107..9dd66a2e38017 100644
--- a/drivers/gpu/drm/nouveau/nvkm/subdev/gsp/priv.h
+++ b/drivers/gpu/drm/nouveau/nvkm/subdev/gsp/priv.h
@@ -7,9 +7,8 @@ enum nvkm_acr_lsf_id;
int nvkm_gsp_fwsec_frts(struct nvkm_gsp *);
-int nvkm_gsp_fwsec_sb_ctor(struct nvkm_gsp *);
int nvkm_gsp_fwsec_sb(struct nvkm_gsp *);
-void nvkm_gsp_fwsec_sb_dtor(struct nvkm_gsp *);
+int nvkm_gsp_fwsec_sb_init(struct nvkm_gsp *gsp);
struct nvkm_gsp_fwif {
int version;
@@ -52,6 +51,11 @@ struct nvkm_gsp_func {
struct nvkm_falcon *, struct nvkm_falcon_fw *);
} booter;
+ struct {
+ int (*ctor)(struct nvkm_gsp *);
+ void (*dtor)(struct nvkm_gsp *);
+ } fwsec_sb;
+
void (*dtor)(struct nvkm_gsp *);
int (*oneinit)(struct nvkm_gsp *);
int (*init)(struct nvkm_gsp *);
@@ -67,6 +71,8 @@ extern const struct nvkm_falcon_func tu102_gsp_flcn;
extern const struct nvkm_falcon_fw_func tu102_gsp_fwsec;
int tu102_gsp_booter_ctor(struct nvkm_gsp *, const char *, const struct firmware *,
struct nvkm_falcon *, struct nvkm_falcon_fw *);
+int tu102_gsp_fwsec_sb_ctor(struct nvkm_gsp *);
+void tu102_gsp_fwsec_sb_dtor(struct nvkm_gsp *);
int tu102_gsp_oneinit(struct nvkm_gsp *);
int tu102_gsp_init(struct nvkm_gsp *);
int tu102_gsp_fini(struct nvkm_gsp *, bool suspend);
@@ -91,5 +97,18 @@ int r535_gsp_fini(struct nvkm_gsp *, bool suspend);
int nvkm_gsp_new_(const struct nvkm_gsp_fwif *, struct nvkm_device *, enum nvkm_subdev_type, int,
struct nvkm_gsp **);
+static inline int nvkm_gsp_fwsec_sb_ctor(struct nvkm_gsp *gsp)
+{
+ if (gsp->func->fwsec_sb.ctor)
+ return gsp->func->fwsec_sb.ctor(gsp);
+ return 0;
+}
+
+static inline void nvkm_gsp_fwsec_sb_dtor(struct nvkm_gsp *gsp)
+{
+ if (gsp->func->fwsec_sb.dtor)
+ gsp->func->fwsec_sb.dtor(gsp);
+}
+
extern const struct nvkm_gsp_func gv100_gsp;
#endif
diff --git a/drivers/gpu/drm/nouveau/nvkm/subdev/gsp/tu102.c b/drivers/gpu/drm/nouveau/nvkm/subdev/gsp/tu102.c
index 81e56da0474a1..04b642a1f7305 100644
--- a/drivers/gpu/drm/nouveau/nvkm/subdev/gsp/tu102.c
+++ b/drivers/gpu/drm/nouveau/nvkm/subdev/gsp/tu102.c
@@ -30,6 +30,18 @@
#include <nvfw/fw.h>
#include <nvfw/hs.h>
+int
+tu102_gsp_fwsec_sb_ctor(struct nvkm_gsp *gsp)
+{
+ return nvkm_gsp_fwsec_sb_init(gsp);
+}
+
+void
+tu102_gsp_fwsec_sb_dtor(struct nvkm_gsp *gsp)
+{
+ nvkm_falcon_fw_dtor(&gsp->fws.falcon.sb);
+}
+
static int
tu102_gsp_booter_unload(struct nvkm_gsp *gsp, u32 mbox0, u32 mbox1)
{
@@ -370,6 +382,9 @@ tu102_gsp = {
.booter.ctor = tu102_gsp_booter_ctor,
+ .fwsec_sb.ctor = tu102_gsp_fwsec_sb_ctor,
+ .fwsec_sb.dtor = tu102_gsp_fwsec_sb_dtor,
+
.dtor = r535_gsp_dtor,
.oneinit = tu102_gsp_oneinit,
.init = tu102_gsp_init,
diff --git a/drivers/gpu/drm/nouveau/nvkm/subdev/gsp/tu116.c b/drivers/gpu/drm/nouveau/nvkm/subdev/gsp/tu116.c
index 97eb046c25d07..58cf258424218 100644
--- a/drivers/gpu/drm/nouveau/nvkm/subdev/gsp/tu116.c
+++ b/drivers/gpu/drm/nouveau/nvkm/subdev/gsp/tu116.c
@@ -30,6 +30,9 @@ tu116_gsp = {
.booter.ctor = tu102_gsp_booter_ctor,
+ .fwsec_sb.ctor = tu102_gsp_fwsec_sb_ctor,
+ .fwsec_sb.dtor = tu102_gsp_fwsec_sb_dtor,
+
.dtor = r535_gsp_dtor,
.oneinit = tu102_gsp_oneinit,
.init = tu102_gsp_init,
--
2.52.0
next reply other threads:[~2026-01-02 4:18 UTC|newest]
Thread overview: 4+ messages / expand[flat|nested] mbox.gz Atom feed top
2026-01-02 4:18 Dave Airlie [this message]
2026-01-02 5:21 ` [PATCH] nouveau: don't attempt fwsec on sb on newer platforms Matthew Schwartz
2026-01-02 6:17 ` Christopher Snowhill
2026-01-02 6:19 ` Christopher Snowhill
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