From: Matthew Schwartz <matthew.schwartz@linux.dev>
To: Dave Airlie <airlied@gmail.com>, dri-devel@lists.freedesktop.org
Cc: nouveau@lists.freedesktop.org, Dave Airlie <airlied@redhat.com>,
stable@vger.kernel.org
Subject: Re: [PATCH] nouveau: don't attempt fwsec on sb on newer platforms.
Date: Thu, 1 Jan 2026 21:21:26 -0800 [thread overview]
Message-ID: <4ba1b583-8ae3-4698-8fde-0084f7f9cbf9@linux.dev> (raw)
In-Reply-To: <20260102041829.2748009-1-airlied@gmail.com>
On 1/1/26 8:18 PM, Dave Airlie wrote:
> 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")
Closes: https://lore.kernel.org/nouveau/59736756-d81b-41bb-84ba-a1b51057cdd4@linux.dev/
Tested-by: Matthew Schwartz <matthew.schwartz@linux.dev>
Thanks,
Matt
> 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,
WARNING: multiple messages have this Message-ID (diff)
From: Matthew Schwartz <matthew.schwartz@linux.dev>
To: Dave Airlie <airlied@gmail.com>, dri-devel@lists.freedesktop.org
Cc: nouveau@lists.freedesktop.org, Dave Airlie <airlied@redhat.com>,
stable@vger.kernel.org, Lyude Paul <lyude@redhat.com>,
Timur Tabi <ttabi@nvidia.com>
Subject: Re: [PATCH] nouveau: don't attempt fwsec on sb on newer platforms.
Date: Thu, 1 Jan 2026 21:21:26 -0800 [thread overview]
Message-ID: <4ba1b583-8ae3-4698-8fde-0084f7f9cbf9@linux.dev> (raw)
In-Reply-To: <20260102041829.2748009-1-airlied@gmail.com>
On 1/1/26 8:18 PM, Dave Airlie wrote:
> 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")
Closes: https://lore.kernel.org/nouveau/59736756-d81b-41bb-84ba-a1b51057cdd4@linux.dev/
Tested-by: Matthew Schwartz <matthew.schwartz@linux.dev>
Thanks,
Matt
> 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,
next prev parent reply other threads:[~2026-01-02 5:27 UTC|newest]
Thread overview: 8+ messages / expand[flat|nested] mbox.gz Atom feed top
2026-01-02 4:18 [PATCH] nouveau: don't attempt fwsec on sb on newer platforms Dave Airlie
2026-01-02 4:18 ` Dave Airlie
2026-01-02 5:21 ` Matthew Schwartz [this message]
2026-01-02 5:21 ` Matthew Schwartz
2026-01-02 6:17 ` Christopher Snowhill
2026-01-02 6:17 ` Christopher Snowhill
2026-01-02 6:19 ` Christopher Snowhill
2026-01-02 6:19 ` Christopher Snowhill
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