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Tue, 18 Feb 2025 11:30:43 -0800 (PST) From: Jerome Brunet Date: Tue, 18 Feb 2025 20:29:49 +0100 Subject: [PATCH v4 4/8] platform: arm64: lenovo-yoga-c630: use the auxiliary device creation helper MIME-Version: 1.0 Message-Id: <20250218-aux-device-create-helper-v4-4-c3d7dfdea2e6@baylibre.com> References: <20250218-aux-device-create-helper-v4-0-c3d7dfdea2e6@baylibre.com> In-Reply-To: <20250218-aux-device-create-helper-v4-0-c3d7dfdea2e6@baylibre.com> To: Greg Kroah-Hartman , Dave Ertman , Ira Weiny , "Rafael J. Wysocki" , Stephen Boyd , Arnd Bergmann , Danilo Krummrich , Conor Dooley , Daire McNamara , Philipp Zabel , Douglas Anderson , Andrzej Hajda , Neil Armstrong , Robert Foss , Laurent Pinchart , Jonas Karlman , Jernej Skrabec , Maarten Lankhorst , Maxime Ripard , Thomas Zimmermann , David Airlie , Simona Vetter , Hans de Goede , =?utf-8?q?Ilpo_J=C3=A4rvinen?= , Bryan O'Donoghue , Vladimir Kondratiev , Gregory CLEMENT , =?utf-8?q?Th=C3=A9o_Lebrun?= , Michael Turquette , Abel Vesa , Peng Fan , Shawn Guo , Sascha Hauer , Pengutronix Kernel Team , Fabio Estevam , Kevin Hilman , Martin Blumenstingl Cc: linux-kernel@vger.kernel.org, linux-riscv@lists.infradead.org, dri-devel@lists.freedesktop.org, platform-driver-x86@vger.kernel.org, linux-mips@vger.kernel.org, linux-clk@vger.kernel.org, imx@lists.linux.dev, linux-arm-kernel@lists.infradead.org, linux-amlogic@lists.infradead.org, Jerome Brunet X-Mailer: b4 0.14.2 X-Developer-Signature: v=1; a=openpgp-sha256; l=1973; i=jbrunet@baylibre.com; h=from:subject:message-id; bh=Cr25mWKeZ/YkxEU3AVjqGal7txJ2589uVh41kSdabtQ=; b=owEBbQKS/ZANAwAKAeb8Dxw38tqFAcsmYgBntN/SD4OL52K/QfMKVSEvyPzO6g3xqyAnnznv2 tNz5v43QBWJAjMEAAEKAB0WIQT04VmuGPP1bV8btxvm/A8cN/LahQUCZ7Tf0gAKCRDm/A8cN/La hQ3NEACMePloQ6q9Op19MgwdvWmpVPN0pvC4qMKEleBTPpWgSbX07LzsOs33BF6DElzTXnPBE7V Hc6gTFj4eFpmZWZ0JLOLUmssy6Psl/FT45fjkiI6n1fz3DAwt9ZAHMX8li1/hrg9Jm8kTJTxkdT 4bDV79Tklwis8J/7ZD2hJKoV02hT7FGm3mi0VzB65ZDGv6b5LcNmbZn95vUsmM9vQKOlyDsZ+5j xQZKbwufaGoPkjT64mDVnAKoZdF3vNaNN5Yje/d9tiezCjghHjEQXg8nP5TIJgDzYrbByCFDCQ2 uO6nlODoPUfF90cbT60YJAE7QcCQOsrjt8e2+MvwcZdOMX6+e4wy3mIs24V2+8OKbSSxEO46L2l Bq5ehm93JeFwihWXwSSzccoDgTdL9uTM0T+n7gXSmVWMuo9FQ7ezZ1NcVkhY0hIn/oSI7yHdM9C oDiWNvNBvsV3+EksgLl8g8CFq0b8ykBaFZsBO19TLYDtzd0YUEbvkjbHjpFaDvVWVQFbxmFOiOm RwwfbcTkpQ8yKuwqtYNwng31MbhKDu90tRu3Q02h5kBTCZ8xPP4EIT+baSgD9YzWlOAKtcjFrRT Er3q3PLeaKRm/ZarDvM72dgEjzwT5TsJ6qku+wsH87MnixceMMf524tJXp0zcQWBJYtba1cPB09 RzDUMDBKnqETK4A== X-Developer-Key: i=jbrunet@baylibre.com; a=openpgp; fpr=F29F26CF27BAE1A9719AE6BDC3C92AAF3E60AED9 X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20250218_113045_515147_5EB23937 X-CRM114-Status: GOOD ( 11.24 ) X-BeenThere: linux-riscv@lists.infradead.org X-Mailman-Version: 2.1.34 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Sender: "linux-riscv" Errors-To: linux-riscv-bounces+linux-riscv=archiver.kernel.org@lists.infradead.org The auxiliary device creation of this driver is simple enough to use the available auxiliary device creation helper. Use it and remove some boilerplate code. Signed-off-by: Jerome Brunet --- drivers/platform/arm64/lenovo-yoga-c630.c | 40 +++---------------------------- 1 file changed, 3 insertions(+), 37 deletions(-) diff --git a/drivers/platform/arm64/lenovo-yoga-c630.c b/drivers/platform/arm64/lenovo-yoga-c630.c index 1f05c9a6a89d5ee146144062f5d2e36795c56639..75060c842b249c1b4cab21fef943266ae0b31d32 100644 --- a/drivers/platform/arm64/lenovo-yoga-c630.c +++ b/drivers/platform/arm64/lenovo-yoga-c630.c @@ -191,50 +191,16 @@ void yoga_c630_ec_unregister_notify(struct yoga_c630_ec *ec, struct notifier_blo } EXPORT_SYMBOL_GPL(yoga_c630_ec_unregister_notify); -static void yoga_c630_aux_release(struct device *dev) -{ - struct auxiliary_device *adev = to_auxiliary_dev(dev); - - kfree(adev); -} - -static void yoga_c630_aux_remove(void *data) -{ - struct auxiliary_device *adev = data; - - auxiliary_device_delete(adev); - auxiliary_device_uninit(adev); -} - static int yoga_c630_aux_init(struct device *parent, const char *name, struct yoga_c630_ec *ec) { struct auxiliary_device *adev; - int ret; - adev = kzalloc(sizeof(*adev), GFP_KERNEL); + adev = devm_auxiliary_device_create(parent, name, ec); if (!adev) - return -ENOMEM; - - adev->name = name; - adev->id = 0; - adev->dev.parent = parent; - adev->dev.release = yoga_c630_aux_release; - adev->dev.platform_data = ec; - - ret = auxiliary_device_init(adev); - if (ret) { - kfree(adev); - return ret; - } - - ret = auxiliary_device_add(adev); - if (ret) { - auxiliary_device_uninit(adev); - return ret; - } + return -ENODEV; - return devm_add_action_or_reset(parent, yoga_c630_aux_remove, adev); + return 0; } static int yoga_c630_ec_probe(struct i2c_client *client)