From: Mathieu Poirier <mathieu.poirier@linaro.org> To: gregkh@linuxfoundation.org Cc: linux-arm-kernel@lists.infradead.org, linux-kernel@vger.kernel.org Subject: [PATCH 07/25] coresight: stm: Allow to build coresight-stm as a module Date: Mon, 28 Sep 2020 10:34:55 -0600 [thread overview] Message-ID: <20200928163513.70169-8-mathieu.poirier@linaro.org> (raw) In-Reply-To: <20200928163513.70169-1-mathieu.poirier@linaro.org> From: Tingwei Zhang <tingwei@codeaurora.org> - Kconfig becomes a tristate, to allow =m - add a stm_remove function, for module unload - add a MODULE_DEVICE_TABLE for autoloading on boot Cc: Mathieu Poirier <mathieu.poirier@linaro.org> Cc: Leo Yan <leo.yan@linaro.org> Cc: Alexander Shishkin <alexander.shishkin@linux.intel.com> Cc: Randy Dunlap <rdunlap@infradead.org> Cc: Suzuki K Poulose <Suzuki.Poulose@arm.com> Cc: Greg Kroah-Hartman <gregkh@linuxfoundation.org> Cc: Russell King <linux@armlinux.org.uk> Signed-off-by: Kim Phillips <kim.phillips@arm.com> Signed-off-by: Tingwei Zhang <tingwei@codeaurora.org> Tested-by: Mike Leach <mike.leach@linaro.org> Reviewed-by: Suzuki K Poulose <suzuki.poulose@arm.com> Signed-off-by: Mathieu Poirier <mathieu.poirier@linaro.org> --- drivers/hwtracing/coresight/Kconfig | 5 ++++- drivers/hwtracing/coresight/coresight-stm.c | 20 +++++++++++++++++++- 2 files changed, 23 insertions(+), 2 deletions(-) diff --git a/drivers/hwtracing/coresight/Kconfig b/drivers/hwtracing/coresight/Kconfig index 4663fd1bbffc..6433f835fc97 100644 --- a/drivers/hwtracing/coresight/Kconfig +++ b/drivers/hwtracing/coresight/Kconfig @@ -86,7 +86,7 @@ config CORESIGHT_SOURCE_ETM4X data tracing may also be available. config CORESIGHT_STM - bool "CoreSight System Trace Macrocell driver" + tristate "CoreSight System Trace Macrocell driver" depends on (ARM && !(CPU_32v3 || CPU_32v4 || CPU_32v4T)) || ARM64 select CORESIGHT_LINKS_AND_SINKS select STM @@ -96,6 +96,9 @@ config CORESIGHT_STM logging useful software events or data coming from various entities in the system, possibly running different OSs + To compile this driver as a module, choose M here: the + module will be called coresight-stm. + config CORESIGHT_CPU_DEBUG tristate "CoreSight CPU Debug driver" depends on ARM || ARM64 diff --git a/drivers/hwtracing/coresight/coresight-stm.c b/drivers/hwtracing/coresight/coresight-stm.c index 2ba819a47cf6..b0ad912651a9 100644 --- a/drivers/hwtracing/coresight/coresight-stm.c +++ b/drivers/hwtracing/coresight/coresight-stm.c @@ -951,6 +951,17 @@ static int stm_probe(struct amba_device *adev, const struct amba_id *id) return ret; } +static int __exit stm_remove(struct amba_device *adev) +{ + struct stm_drvdata *drvdata = dev_get_drvdata(&adev->dev); + + coresight_unregister(drvdata->csdev); + + stm_unregister_device(&drvdata->stm); + + return 0; +} + #ifdef CONFIG_PM static int stm_runtime_suspend(struct device *dev) { @@ -983,6 +994,8 @@ static const struct amba_id stm_ids[] = { { 0, 0}, }; +MODULE_DEVICE_TABLE(amba, stm_ids); + static struct amba_driver stm_driver = { .drv = { .name = "coresight-stm", @@ -991,7 +1004,12 @@ static struct amba_driver stm_driver = { .suppress_bind_attrs = true, }, .probe = stm_probe, + .remove = stm_remove, .id_table = stm_ids, }; -builtin_amba_driver(stm_driver); +module_amba_driver(stm_driver); + +MODULE_AUTHOR("Pratik Patel <pratikp@codeaurora.org>"); +MODULE_DESCRIPTION("Arm CoreSight System Trace Macrocell driver"); +MODULE_LICENSE("GPL v2"); -- 2.25.1
WARNING: multiple messages have this Message-ID (diff)
From: Mathieu Poirier <mathieu.poirier@linaro.org> To: gregkh@linuxfoundation.org Cc: linux-kernel@vger.kernel.org, linux-arm-kernel@lists.infradead.org Subject: [PATCH 07/25] coresight: stm: Allow to build coresight-stm as a module Date: Mon, 28 Sep 2020 10:34:55 -0600 [thread overview] Message-ID: <20200928163513.70169-8-mathieu.poirier@linaro.org> (raw) In-Reply-To: <20200928163513.70169-1-mathieu.poirier@linaro.org> From: Tingwei Zhang <tingwei@codeaurora.org> - Kconfig becomes a tristate, to allow =m - add a stm_remove function, for module unload - add a MODULE_DEVICE_TABLE for autoloading on boot Cc: Mathieu Poirier <mathieu.poirier@linaro.org> Cc: Leo Yan <leo.yan@linaro.org> Cc: Alexander Shishkin <alexander.shishkin@linux.intel.com> Cc: Randy Dunlap <rdunlap@infradead.org> Cc: Suzuki K Poulose <Suzuki.Poulose@arm.com> Cc: Greg Kroah-Hartman <gregkh@linuxfoundation.org> Cc: Russell King <linux@armlinux.org.uk> Signed-off-by: Kim Phillips <kim.phillips@arm.com> Signed-off-by: Tingwei Zhang <tingwei@codeaurora.org> Tested-by: Mike Leach <mike.leach@linaro.org> Reviewed-by: Suzuki K Poulose <suzuki.poulose@arm.com> Signed-off-by: Mathieu Poirier <mathieu.poirier@linaro.org> --- drivers/hwtracing/coresight/Kconfig | 5 ++++- drivers/hwtracing/coresight/coresight-stm.c | 20 +++++++++++++++++++- 2 files changed, 23 insertions(+), 2 deletions(-) diff --git a/drivers/hwtracing/coresight/Kconfig b/drivers/hwtracing/coresight/Kconfig index 4663fd1bbffc..6433f835fc97 100644 --- a/drivers/hwtracing/coresight/Kconfig +++ b/drivers/hwtracing/coresight/Kconfig @@ -86,7 +86,7 @@ config CORESIGHT_SOURCE_ETM4X data tracing may also be available. config CORESIGHT_STM - bool "CoreSight System Trace Macrocell driver" + tristate "CoreSight System Trace Macrocell driver" depends on (ARM && !(CPU_32v3 || CPU_32v4 || CPU_32v4T)) || ARM64 select CORESIGHT_LINKS_AND_SINKS select STM @@ -96,6 +96,9 @@ config CORESIGHT_STM logging useful software events or data coming from various entities in the system, possibly running different OSs + To compile this driver as a module, choose M here: the + module will be called coresight-stm. + config CORESIGHT_CPU_DEBUG tristate "CoreSight CPU Debug driver" depends on ARM || ARM64 diff --git a/drivers/hwtracing/coresight/coresight-stm.c b/drivers/hwtracing/coresight/coresight-stm.c index 2ba819a47cf6..b0ad912651a9 100644 --- a/drivers/hwtracing/coresight/coresight-stm.c +++ b/drivers/hwtracing/coresight/coresight-stm.c @@ -951,6 +951,17 @@ static int stm_probe(struct amba_device *adev, const struct amba_id *id) return ret; } +static int __exit stm_remove(struct amba_device *adev) +{ + struct stm_drvdata *drvdata = dev_get_drvdata(&adev->dev); + + coresight_unregister(drvdata->csdev); + + stm_unregister_device(&drvdata->stm); + + return 0; +} + #ifdef CONFIG_PM static int stm_runtime_suspend(struct device *dev) { @@ -983,6 +994,8 @@ static const struct amba_id stm_ids[] = { { 0, 0}, }; +MODULE_DEVICE_TABLE(amba, stm_ids); + static struct amba_driver stm_driver = { .drv = { .name = "coresight-stm", @@ -991,7 +1004,12 @@ static struct amba_driver stm_driver = { .suppress_bind_attrs = true, }, .probe = stm_probe, + .remove = stm_remove, .id_table = stm_ids, }; -builtin_amba_driver(stm_driver); +module_amba_driver(stm_driver); + +MODULE_AUTHOR("Pratik Patel <pratikp@codeaurora.org>"); +MODULE_DESCRIPTION("Arm CoreSight System Trace Macrocell driver"); +MODULE_LICENSE("GPL v2"); -- 2.25.1 _______________________________________________ linux-arm-kernel mailing list linux-arm-kernel@lists.infradead.org http://lists.infradead.org/mailman/listinfo/linux-arm-kernel
next prev parent reply other threads:[~2020-09-28 16:35 UTC|newest] Thread overview: 52+ messages / expand[flat|nested] mbox.gz Atom feed top 2020-09-28 16:34 [PATCH 00/25] coresight: Next v5.9-rc7 Mathieu Poirier 2020-09-28 16:34 ` Mathieu Poirier 2020-09-28 16:34 ` [PATCH 01/25] coresight: cpu_debug: Add module name in Kconfig Mathieu Poirier 2020-09-28 16:34 ` Mathieu Poirier 2020-09-28 16:34 ` [PATCH 02/25] coresight: cpu_debug: Define MODULE_DEVICE_TABLE Mathieu Poirier 2020-09-28 16:34 ` Mathieu Poirier 2020-09-28 16:34 ` [PATCH 03/25] coresight: Use IS_ENABLED for CONFIGs that may be modules Mathieu Poirier 2020-09-28 16:34 ` Mathieu Poirier 2020-09-28 16:34 ` [PATCH 04/25] coresight: Add coresight prefix to barrier_pkt Mathieu Poirier 2020-09-28 16:34 ` Mathieu Poirier 2020-09-28 16:34 ` [PATCH 05/25] coresight: Export global symbols Mathieu Poirier 2020-09-28 16:34 ` Mathieu Poirier 2020-09-28 16:34 ` [PATCH 06/25] coresight: Add try_get_module() in coresight_grab_device() Mathieu Poirier 2020-09-28 16:34 ` Mathieu Poirier 2020-09-28 16:34 ` Mathieu Poirier [this message] 2020-09-28 16:34 ` [PATCH 07/25] coresight: stm: Allow to build coresight-stm as a module Mathieu Poirier 2020-09-28 16:34 ` [PATCH 08/25] coresight: etm: perf: Fix warning caused by etm_setup_aux failure Mathieu Poirier 2020-09-28 16:34 ` Mathieu Poirier 2020-09-28 16:34 ` [PATCH 09/25] coresight: etm3x: Allow etm3x to be built as a module Mathieu Poirier 2020-09-28 16:34 ` Mathieu Poirier 2020-09-28 16:34 ` [PATCH 10/25] coresight: etm4x: Allow etm4x " Mathieu Poirier 2020-09-28 16:34 ` Mathieu Poirier 2020-09-28 16:34 ` [PATCH 11/25] coresight: etb: Allow etb " Mathieu Poirier 2020-09-28 16:34 ` Mathieu Poirier 2020-09-28 16:35 ` [PATCH 12/25] coresight: tpiu: Allow tpiu " Mathieu Poirier 2020-09-28 16:35 ` Mathieu Poirier 2020-09-28 16:35 ` [PATCH 13/25] coresight: tmc: Allow tmc " Mathieu Poirier 2020-09-28 16:35 ` Mathieu Poirier 2020-09-28 16:35 ` [PATCH 14/25] coresight: funnel: Allow funnel driver to be built as module Mathieu Poirier 2020-09-28 16:35 ` Mathieu Poirier 2020-09-28 16:35 ` [PATCH 15/25] coresight: replicator: Allow replicator " Mathieu Poirier 2020-09-28 16:35 ` Mathieu Poirier 2020-09-28 16:35 ` [PATCH 16/25] coresight: cti: Add function to register cti associate ops Mathieu Poirier 2020-09-28 16:35 ` Mathieu Poirier 2020-09-28 16:35 ` [PATCH 17/25] coresight: cti: Fix remove sysfs link error Mathieu Poirier 2020-09-28 16:35 ` Mathieu Poirier 2020-09-28 16:35 ` [PATCH 18/25] coresight: cti: Fix bug clearing sysfs links on callback Mathieu Poirier 2020-09-28 16:35 ` Mathieu Poirier 2020-09-28 16:35 ` [PATCH 19/25] coresight: cti: Don't disable ect device if it's not enabled Mathieu Poirier 2020-09-28 16:35 ` Mathieu Poirier 2020-09-28 16:35 ` [PATCH 20/25] coresight: cti: Increase reference count when enabling cti Mathieu Poirier 2020-09-28 16:35 ` Mathieu Poirier 2020-09-28 16:35 ` [PATCH 21/25] coresight: cti: Allow cti to be built as a module Mathieu Poirier 2020-09-28 16:35 ` Mathieu Poirier 2020-09-28 16:35 ` [PATCH 22/25] coresight: tmc-etr: Add function to register catu ops Mathieu Poirier 2020-09-28 16:35 ` Mathieu Poirier 2020-09-28 16:35 ` [PATCH 23/25] coresight: catu: Allow catu drivers to be built as modules Mathieu Poirier 2020-09-28 16:35 ` Mathieu Poirier 2020-09-28 16:35 ` [PATCH 24/25] coresight: core: Allow the coresight core driver to be built as a module Mathieu Poirier 2020-09-28 16:35 ` Mathieu Poirier 2020-09-28 16:35 ` [PATCH 25/25] coresight: etm4x: Fix save and restore of TRCVMIDCCTLR1 register Mathieu Poirier 2020-09-28 16:35 ` Mathieu Poirier
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