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[46.138.41.28]) by smtp.gmail.com with ESMTPSA id d7sm104336ljl.18.2021.10.27.14.19.03 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Wed, 27 Oct 2021 14:19:05 -0700 (PDT) From: Dmitry Osipenko To: Thierry Reding , Jonathan Hunter , Lee Jones , "Rafael J . Wysocki" , Mark Brown , Andrew Morton , Guenter Roeck , Russell King , Daniel Lezcano , Andy Shevchenko , Ulf Hansson Cc: Catalin Marinas , Will Deacon , Guo Ren , Geert Uytterhoeven , Greg Ungerer , Joshua Thompson , Thomas Bogendoerfer , Nick Hu , Greentime Hu , Vincent Chen , "James E.J. Bottomley" , Helge Deller , Michael Ellerman , Benjamin Herrenschmidt , Paul Mackerras , Paul Walmsley , Palmer Dabbelt , Albert Ou , Yoshinori Sato , Rich Felker , Thomas Gleixner , Ingo Molnar , Borislav Petkov , Dave Hansen , x86@kernel.org, "H. Peter Anvin" , Boris Ostrovsky , Juergen Gross , Stefano Stabellini , Len Brown , Santosh Shilimkar , Krzysztof Kozlowski , Linus Walleij , Chen-Yu Tsai , =?UTF-8?q?Jonathan=20Neusch=C3=A4fer?= , Tony Lindgren , Liam Girdwood , Philipp Zabel , Vladimir Zapolskiy , Avi Fishman , Tomer Maimon , Tali Perry , Patrick Venture , Nancy Yuen , Benjamin Fair , Pavel Machek , linux-arm-kernel@lists.infradead.org, linux-kernel@vger.kernel.org, linux-csky@vger.kernel.org, linux-ia64@vger.kernel.org, linux-m68k@lists.linux-m68k.org, linux-mips@vger.kernel.org, linux-parisc@vger.kernel.org, linuxppc-dev@lists.ozlabs.org, linux-riscv@lists.infradead.org, linux-sh@vger.kernel.org, xen-devel@lists.xenproject.org, linux-acpi@vger.kernel.org, linux-omap@vger.kernel.org, openbmc@lists.ozlabs.org, linux-tegra@vger.kernel.org, linux-pm@vger.kernel.org Subject: [PATCH v2 39/45] mfd: dm355evm_msp: Use devm_register_trivial_power_off_handler() Date: Thu, 28 Oct 2021 00:17:09 +0300 Message-Id: <20211027211715.12671-40-digetx@gmail.com> X-Mailer: git-send-email 2.33.1 In-Reply-To: <20211027211715.12671-1-digetx@gmail.com> References: <20211027211715.12671-1-digetx@gmail.com> MIME-Version: 1.0 X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20211027_141906_888713_059F1A13 X-CRM114-Status: GOOD ( 18.13 ) 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: , Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Sender: "linux-riscv" Errors-To: linux-riscv-bounces+linux-riscv=archiver.kernel.org@lists.infradead.org Use devm_register_trivial_power_off_handler() that replaces global pm_power_off variable and allows to register multiple power-off handlers. Signed-off-by: Dmitry Osipenko --- drivers/mfd/dm355evm_msp.c | 20 +++++++++++++------- 1 file changed, 13 insertions(+), 7 deletions(-) diff --git a/drivers/mfd/dm355evm_msp.c b/drivers/mfd/dm355evm_msp.c index 54fb6cbd2aa0..5ee830f65589 100644 --- a/drivers/mfd/dm355evm_msp.c +++ b/drivers/mfd/dm355evm_msp.c @@ -8,6 +8,7 @@ #include #include #include +#include #include #include #include @@ -375,11 +376,10 @@ static void dm355evm_power_off(void) dm355evm_command(MSP_COMMAND_POWEROFF); } -static int dm355evm_msp_remove(struct i2c_client *client) +static void dm355evm_msp_remove(void *data) { - pm_power_off = NULL; + /* FIXME remove children ... */ msp430 = NULL; - return 0; } static int @@ -392,6 +392,11 @@ dm355evm_msp_probe(struct i2c_client *client, const struct i2c_device_id *id) return -EBUSY; msp430 = client; + status = devm_add_action_or_reset(&client->dev, dm355evm_msp_remove, + NULL); + if (status < 0) + goto fail; + /* display revision status; doubles as sanity check */ status = dm355evm_msp_read(DM355EVM_MSP_FIRMREV); if (status < 0) @@ -416,13 +421,15 @@ dm355evm_msp_probe(struct i2c_client *client, const struct i2c_device_id *id) goto fail; /* PM hookup */ - pm_power_off = dm355evm_power_off; + status = devm_register_trivial_power_off_handler(&client->dev, + dm355evm_power_off); + if (status) + dev_err(&client->dev, "failed to register power-off handler: %d", + status); return 0; fail: - /* FIXME remove children ... */ - dm355evm_msp_remove(client); return status; } @@ -436,7 +443,6 @@ static struct i2c_driver dm355evm_msp_driver = { .driver.name = "dm355evm_msp", .id_table = dm355evm_msp_ids, .probe = dm355evm_msp_probe, - .remove = dm355evm_msp_remove, }; static int __init dm355evm_msp_init(void) -- 2.33.1 _______________________________________________ linux-riscv mailing list linux-riscv@lists.infradead.org http://lists.infradead.org/mailman/listinfo/linux-riscv