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[68.147.8.254]) by smtp.gmail.com with ESMTPSA id v3sm9212314pfv.186.2020.05.18.11.02.44 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Mon, 18 May 2020 11:02:44 -0700 (PDT) From: Mathieu Poirier To: gregkh@linuxfoundation.org Subject: [PATCH 01/23] coresight: Pass coresight_device for coresight_release_platform_data Date: Mon, 18 May 2020 12:02:20 -0600 Message-Id: <20200518180242.7916-2-mathieu.poirier@linaro.org> X-Mailer: git-send-email 2.20.1 In-Reply-To: <20200518180242.7916-1-mathieu.poirier@linaro.org> References: <20200518180242.7916-1-mathieu.poirier@linaro.org> MIME-Version: 1.0 X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20200518_110247_323950_1DAF4298 X-CRM114-Status: GOOD ( 13.73 ) X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: linux-arm-kernel@lists.infradead.org Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+infradead-linux-arm-kernel=archiver.kernel.org@lists.infradead.org From: Suzuki K Poulose As we prepare to expose the links between the devices in sysfs, pass the coresight_device instance to the coresight_release_platform_data in order to free up the connections when the device is removed. No functional changes as such in this patch. Signed-off-by: Suzuki K Poulose Signed-off-by: Mike Leach Signed-off-by: Mathieu Poirier --- drivers/hwtracing/coresight/coresight-platform.c | 2 +- drivers/hwtracing/coresight/coresight-priv.h | 3 ++- drivers/hwtracing/coresight/coresight.c | 7 ++++--- 3 files changed, 7 insertions(+), 5 deletions(-) diff --git a/drivers/hwtracing/coresight/coresight-platform.c b/drivers/hwtracing/coresight/coresight-platform.c index 43418a2126ff..4b78e1ac5285 100644 --- a/drivers/hwtracing/coresight/coresight-platform.c +++ b/drivers/hwtracing/coresight/coresight-platform.c @@ -822,7 +822,7 @@ coresight_get_platform_data(struct device *dev) error: if (!IS_ERR_OR_NULL(pdata)) /* Cleanup the connection information */ - coresight_release_platform_data(pdata); + coresight_release_platform_data(NULL, pdata); return ERR_PTR(ret); } EXPORT_SYMBOL_GPL(coresight_get_platform_data); diff --git a/drivers/hwtracing/coresight/coresight-priv.h b/drivers/hwtracing/coresight/coresight-priv.h index 890f9a5c97c6..1cad642f27aa 100644 --- a/drivers/hwtracing/coresight/coresight-priv.h +++ b/drivers/hwtracing/coresight/coresight-priv.h @@ -211,7 +211,8 @@ static inline void *coresight_get_uci_data(const struct amba_id *id) return 0; } -void coresight_release_platform_data(struct coresight_platform_data *pdata); +void coresight_release_platform_data(struct coresight_device *csdev, + struct coresight_platform_data *pdata); struct coresight_device * coresight_find_csdev_by_fwnode(struct fwnode_handle *r_fwnode); void coresight_set_assoc_ectdev_mutex(struct coresight_device *csdev, diff --git a/drivers/hwtracing/coresight/coresight.c b/drivers/hwtracing/coresight/coresight.c index c71553c09f8e..10e756410d3c 100644 --- a/drivers/hwtracing/coresight/coresight.c +++ b/drivers/hwtracing/coresight/coresight.c @@ -1213,7 +1213,8 @@ postcore_initcall(coresight_init); * coresight_release_platform_data: Release references to the devices connected * to the output port of this device. */ -void coresight_release_platform_data(struct coresight_platform_data *pdata) +void coresight_release_platform_data(struct coresight_device *csdev, + struct coresight_platform_data *pdata) { int i; @@ -1316,7 +1317,7 @@ struct coresight_device *coresight_register(struct coresight_desc *desc) kfree(csdev); err_out: /* Cleanup the connection information */ - coresight_release_platform_data(desc->pdata); + coresight_release_platform_data(NULL, desc->pdata); return ERR_PTR(ret); } EXPORT_SYMBOL_GPL(coresight_register); @@ -1326,7 +1327,7 @@ void coresight_unregister(struct coresight_device *csdev) etm_perf_del_symlink_sink(csdev); /* Remove references of that device in the topology */ coresight_remove_conns(csdev); - coresight_release_platform_data(csdev->pdata); + coresight_release_platform_data(csdev, csdev->pdata); device_unregister(&csdev->dev); } EXPORT_SYMBOL_GPL(coresight_unregister); -- 2.20.1 _______________________________________________ linux-arm-kernel mailing list linux-arm-kernel@lists.infradead.org http://lists.infradead.org/mailman/listinfo/linux-arm-kernel