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Thu, 10 Sep 2026 19:47:28 -0700 (PDT) Received: from toolbx.alistair23.me ([2403:581e:fdf9:0:13b2:851f:d9cb:44c5]) by smtp.gmail.com with ESMTPSA id d9443c01a7336-2dd2cca26c2sm4129225ad.10.2026.09.10.19.47.22 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Thu, 10 Sep 2026 19:47:27 -0700 (PDT) From: alistair23@gmail.com X-Google-Original-From: alistair.francis@wdc.com To: ashish.kalra@amd.com, thomas.lendacky@amd.com, john.allen@amd.com, herbert@gondor.apana.org.au, davem@davemloft.net, linux-crypto@vger.kernel.org, linux-kernel@vger.kernel.org, linux-coco@lists.linux.dev Cc: alistair@alistair23.me, Alistair Francis Subject: [PATCH] virt: coco: change tsm_register() to use a const struct Date: Fri, 11 Sep 2026 12:47:07 +1000 Message-ID: <20260911024707.3485954-1-alistair.francis@wdc.com> X-Mailer: git-send-email 2.55.0 Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Transfer-Encoding: quoted-printable Content-Type: text/plain; charset="utf-8" From: Alistair Francis The tsm_register() function takes a struct pci_tsm_ops *ops argument. This eventually is stored in struct tsm_dev as a const, so we should just change the tsm_register() register function argument to be a const. Signed-off-by: Alistair Francis --- drivers/crypto/ccp/sev-dev-tsm.c | 2 +- drivers/virt/coco/tsm-core.c | 4 ++-- include/linux/tsm.h | 2 +- 3 files changed, 4 insertions(+), 4 deletions(-) diff --git a/drivers/crypto/ccp/sev-dev-tsm.c b/drivers/crypto/ccp/sev-dev-= tsm.c index 46f2539d2d5a..48df8c579c74 100644 --- a/drivers/crypto/ccp/sev-dev-tsm.c +++ b/drivers/crypto/ccp/sev-dev-tsm.c @@ -339,7 +339,7 @@ static void dsm_disconnect(struct pci_dev *pdev) streams_teardown(dev_data->ide); } =20 -static struct pci_tsm_ops sev_tsm_ops =3D { +static const struct pci_tsm_ops sev_tsm_ops =3D { .probe =3D dsm_probe, .remove =3D dsm_remove, .connect =3D dsm_connect, diff --git a/drivers/virt/coco/tsm-core.c b/drivers/virt/coco/tsm-core.c index e784993353d8..6b735ac2a814 100644 --- a/drivers/virt/coco/tsm-core.c +++ b/drivers/virt/coco/tsm-core.c @@ -57,7 +57,7 @@ static struct tsm_dev *alloc_tsm_dev(struct device *paren= t) } =20 static struct tsm_dev *tsm_register_pci_or_reset(struct tsm_dev *tsm_dev, - struct pci_tsm_ops *pci_ops) + const struct pci_tsm_ops *pci_ops) { int rc; =20 @@ -78,7 +78,7 @@ static struct tsm_dev *tsm_register_pci_or_reset(struct t= sm_dev *tsm_dev, return tsm_dev; } =20 -struct tsm_dev *tsm_register(struct device *parent, struct pci_tsm_ops *pc= i_ops) +struct tsm_dev *tsm_register(struct device *parent, const struct pci_tsm_o= ps *pci_ops) { struct tsm_dev *tsm_dev __free(put_tsm_dev) =3D alloc_tsm_dev(parent); struct device *dev; diff --git a/include/linux/tsm.h b/include/linux/tsm.h index 381c53244c83..6ac12de8c4d3 100644 --- a/include/linux/tsm.h +++ b/include/linux/tsm.h @@ -120,7 +120,7 @@ DEFINE_FREE(put_tsm_dev, struct tsm_dev *, =20 int tsm_report_register(const struct tsm_report_ops *ops, void *priv); int tsm_report_unregister(const struct tsm_report_ops *ops); -struct tsm_dev *tsm_register(struct device *parent, struct pci_tsm_ops *op= s); +struct tsm_dev *tsm_register(struct device *parent, const struct pci_tsm_o= ps *ops); void tsm_unregister(struct tsm_dev *tsm_dev); struct tsm_dev *find_tsm_dev(int id); #endif /* __TSM_H */ --=20 2.55.0