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[2003:f6:5f00:6608:c90d:1d7f:e637:464b]) by smtp.gmail.com with UTF8SMTPSA id 4fb4d7f45d1cf-64750a6ea4csm15754945a12.4.2025.12.02.06.09.33 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Tue, 02 Dec 2025 06:09:33 -0800 (PST) From: =?UTF-8?q?Uwe=20Kleine-K=C3=B6nig?= To: Ioana Ciornei Cc: linuxppc-dev@lists.ozlabs.org, linux-kernel@vger.kernel.org, Greg Kroah-Hartman Subject: [PATCH 2/2] bus: fsl-mc: Convert to bus callbacks Date: Tue, 2 Dec 2025 15:09:20 +0100 Message-ID: <848fffe5c479d899c04a4c99ccb5f0128ccc942d.1764684327.git.u.kleine-koenig@baylibre.com> X-Mailer: git-send-email 2.47.3 In-Reply-To: References: Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Type: text/plain; charset="utf-8" X-Developer-Signature: v=1; a=openpgp-sha256; l=3319; i=u.kleine-koenig@baylibre.com; h=from:subject:message-id; bh=EC/ESygIHtIaQ2DhXIiCCTElGKwY3/uSrKeqUf1SlOw=; b=owGbwMvMwMXY3/A7olbonx/jabUkhky9z8Lv9pZXs/poSsyzkPZdvG1/wVKLU3uDlCXjBIVnh LA68CV2MhqzMDByMciKKbLYN67JtKqSi+xc++8yzCBWJpApDFycAjCRvHD2/x5sKnN6mHQed3GI 7Jc6/CpLy/cAq9PnLGkNt+mr7F0e7BVkiA6QkvsUavhy0m+jnRcFtNJk4k85pAirbjvi+I27+4f c8dQzCqXf/J64Xepne1/qsysysmQKg//DuJqzq/1b2D4E5vRKzZRoVzG3n7vr3KsHV3eocRZH3f nSOeehU8M+2+RwNlcZlpVpFi1Hs1b8lwnndlKu/5yRIScZ6y3c0PvVIqvaS9JFZvqDe6tOTVuiv ZLniPURxhtqRzef0540t8mh2M0471ekw183DRdZ07fnT3ELvWRXWndJSmV6bePmBYcS9cMShAx8 XQ9aWhz+6hs858W+I882y3S+fc/pJxXuvjnN/FJP028A X-Developer-Key: i=u.kleine-koenig@baylibre.com; a=openpgp; fpr=0D2511F322BFAB1C1580266BE2DCDD9132669BD6 Content-Transfer-Encoding: quoted-printable With the eventual goal to drop .probe(), .remove() and .shutdown() from struct device_driver, convert the fsl bus to use bus methods. Signed-off-by: Uwe Kleine-K=C3=B6nig Reviewed-by: Greg Kroah-Hartman --- drivers/bus/fsl-mc/fsl-mc-bus.c | 70 +++++++++++++++------------------ 1 file changed, 32 insertions(+), 38 deletions(-) diff --git a/drivers/bus/fsl-mc/fsl-mc-bus.c b/drivers/bus/fsl-mc/fsl-mc-bu= s.c index 0f0a5067f109..6bc163d2ca49 100644 --- a/drivers/bus/fsl-mc/fsl-mc-bus.c +++ b/drivers/bus/fsl-mc/fsl-mc-bus.c @@ -137,6 +137,35 @@ static int fsl_mc_bus_uevent(const struct device *dev,= struct kobj_uevent_env *e return 0; } =20 +static int fsl_mc_probe(struct device *dev) +{ + struct fsl_mc_driver *mc_drv =3D to_fsl_mc_driver(dev->driver); + struct fsl_mc_device *mc_dev =3D to_fsl_mc_device(dev); + + if (mc_drv->probe) + return mc_drv->probe(mc_dev); + + return 0; +} + +static void fsl_mc_remove(struct device *dev) +{ + struct fsl_mc_driver *mc_drv =3D to_fsl_mc_driver(dev->driver); + struct fsl_mc_device *mc_dev =3D to_fsl_mc_device(dev); + + if (mc_drv->remove) + mc_drv->remove(mc_dev); +} + +static void fsl_mc_shutdown(struct device *dev) +{ + struct fsl_mc_driver *mc_drv =3D to_fsl_mc_driver(dev->driver); + struct fsl_mc_device *mc_dev =3D to_fsl_mc_device(dev); + + if (mc_drv->shutdown) + mc_drv->shutdown(mc_dev); +} + static int fsl_mc_dma_configure(struct device *dev) { const struct device_driver *drv =3D READ_ONCE(dev->driver); @@ -314,6 +343,9 @@ const struct bus_type fsl_mc_bus_type =3D { .name =3D "fsl-mc", .match =3D fsl_mc_bus_match, .uevent =3D fsl_mc_bus_uevent, + .probe =3D fsl_mc_probe, + .remove =3D fsl_mc_remove, + .shutdown =3D fsl_mc_shutdown, .dma_configure =3D fsl_mc_dma_configure, .dma_cleanup =3D fsl_mc_dma_cleanup, .dev_groups =3D fsl_mc_dev_groups, @@ -434,35 +466,6 @@ static const struct device_type *fsl_mc_get_device_typ= e(const char *type) return NULL; } =20 -static int fsl_mc_driver_probe(struct device *dev) -{ - struct fsl_mc_driver *mc_drv; - struct fsl_mc_device *mc_dev =3D to_fsl_mc_device(dev); - int error; - - mc_drv =3D to_fsl_mc_driver(dev->driver); - - return mc_drv->probe(mc_dev); -} - -static int fsl_mc_driver_remove(struct device *dev) -{ - struct fsl_mc_driver *mc_drv =3D to_fsl_mc_driver(dev->driver); - struct fsl_mc_device *mc_dev =3D to_fsl_mc_device(dev); - - mc_drv->remove(mc_dev); - - return 0; -} - -static void fsl_mc_driver_shutdown(struct device *dev) -{ - struct fsl_mc_driver *mc_drv =3D to_fsl_mc_driver(dev->driver); - struct fsl_mc_device *mc_dev =3D to_fsl_mc_device(dev); - - mc_drv->shutdown(mc_dev); -} - /* * __fsl_mc_driver_register - registers a child device driver with the * MC bus @@ -479,15 +482,6 @@ int __fsl_mc_driver_register(struct fsl_mc_driver *mc_= driver, mc_driver->driver.owner =3D owner; mc_driver->driver.bus =3D &fsl_mc_bus_type; =20 - if (mc_driver->probe) - mc_driver->driver.probe =3D fsl_mc_driver_probe; - - if (mc_driver->remove) - mc_driver->driver.remove =3D fsl_mc_driver_remove; - - if (mc_driver->shutdown) - mc_driver->driver.shutdown =3D fsl_mc_driver_shutdown; - error =3D driver_register(&mc_driver->driver); if (error < 0) { pr_err("driver_register() failed for %s: %d\n", --=20 2.47.3