From: Mathieu Poirier <mathieu.poirier@linaro.org> To: Anshuman Khandual <anshuman.khandual@arm.com> Cc: linux-arm-kernel@lists.infradead.org, coresight@lists.linaro.org, suzuki.poulose@arm.com, mike.leach@linaro.org, lcherian@marvell.com, linux-kernel@vger.kernel.org Subject: Re: [PATCH V3 02/14] coresight: Do not scan for graph if none is present Date: Mon, 1 Feb 2021 16:44:31 -0700 [thread overview] Message-ID: <20210201234431.GC1475392@xps15> (raw) In-Reply-To: <1611737738-1493-3-git-send-email-anshuman.khandual@arm.com> On Wed, Jan 27, 2021 at 02:25:26PM +0530, Anshuman Khandual wrote: > From: Suzuki K Poulose <suzuki.poulose@arm.com> > > If a graph node is not found for a given node, of_get_next_endpoint() > will emit the following error message : > > OF: graph: no port node found in /<node_name> > > If the given component doesn't have any explicit connections (e.g, > ETE) we could simply ignore the graph parsing. > > Cc: Mathieu Poirier <mathieu.poirier@linaro.org> > Cc: Mike Leach <mike.leach@linaro.org> > Signed-off-by: Suzuki K Poulose <suzuki.poulose@arm.com> > Signed-off-by: Anshuman Khandual <anshuman.khandual@arm.com> > --- > drivers/hwtracing/coresight/coresight-platform.c | 6 ++++++ > 1 file changed, 6 insertions(+) > > diff --git a/drivers/hwtracing/coresight/coresight-platform.c b/drivers/hwtracing/coresight/coresight-platform.c > index 3629b78..c594f45 100644 > --- a/drivers/hwtracing/coresight/coresight-platform.c > +++ b/drivers/hwtracing/coresight/coresight-platform.c > @@ -90,6 +90,12 @@ static void of_coresight_get_ports_legacy(const struct device_node *node, > struct of_endpoint endpoint; > int in = 0, out = 0; > > + /* > + * Avoid warnings in of_graph_get_next_endpoint() > + * if the device doesn't have any graph connections > + */ > + if (!of_graph_is_present(node)) > + return; Reviewed-by: Mathieu Poirier <mathieu.poirier@linaro.org> > do { > ep = of_graph_get_next_endpoint(node, ep); > if (!ep) > -- > 2.7.4 >
WARNING: multiple messages have this Message-ID (diff)
From: Mathieu Poirier <mathieu.poirier@linaro.org> To: Anshuman Khandual <anshuman.khandual@arm.com> Cc: suzuki.poulose@arm.com, coresight@lists.linaro.org, linux-kernel@vger.kernel.org, linux-arm-kernel@lists.infradead.org, lcherian@marvell.com, mike.leach@linaro.org Subject: Re: [PATCH V3 02/14] coresight: Do not scan for graph if none is present Date: Mon, 1 Feb 2021 16:44:31 -0700 [thread overview] Message-ID: <20210201234431.GC1475392@xps15> (raw) In-Reply-To: <1611737738-1493-3-git-send-email-anshuman.khandual@arm.com> On Wed, Jan 27, 2021 at 02:25:26PM +0530, Anshuman Khandual wrote: > From: Suzuki K Poulose <suzuki.poulose@arm.com> > > If a graph node is not found for a given node, of_get_next_endpoint() > will emit the following error message : > > OF: graph: no port node found in /<node_name> > > If the given component doesn't have any explicit connections (e.g, > ETE) we could simply ignore the graph parsing. > > Cc: Mathieu Poirier <mathieu.poirier@linaro.org> > Cc: Mike Leach <mike.leach@linaro.org> > Signed-off-by: Suzuki K Poulose <suzuki.poulose@arm.com> > Signed-off-by: Anshuman Khandual <anshuman.khandual@arm.com> > --- > drivers/hwtracing/coresight/coresight-platform.c | 6 ++++++ > 1 file changed, 6 insertions(+) > > diff --git a/drivers/hwtracing/coresight/coresight-platform.c b/drivers/hwtracing/coresight/coresight-platform.c > index 3629b78..c594f45 100644 > --- a/drivers/hwtracing/coresight/coresight-platform.c > +++ b/drivers/hwtracing/coresight/coresight-platform.c > @@ -90,6 +90,12 @@ static void of_coresight_get_ports_legacy(const struct device_node *node, > struct of_endpoint endpoint; > int in = 0, out = 0; > > + /* > + * Avoid warnings in of_graph_get_next_endpoint() > + * if the device doesn't have any graph connections > + */ > + if (!of_graph_is_present(node)) > + return; Reviewed-by: Mathieu Poirier <mathieu.poirier@linaro.org> > do { > ep = of_graph_get_next_endpoint(node, ep); > if (!ep) > -- > 2.7.4 > _______________________________________________ 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:[~2021-02-01 23:45 UTC|newest] Thread overview: 181+ messages / expand[flat|nested] mbox.gz Atom feed top 2021-01-27 8:55 [PATCH V3 00/14] arm64: coresight: Enable ETE and TRBE Anshuman Khandual 2021-01-27 8:55 ` Anshuman Khandual 2021-01-27 8:55 ` [PATCH V3 01/14] coresight: etm-perf: Allow an event to use different sinks Anshuman Khandual 2021-01-27 8:55 ` Anshuman Khandual 2021-02-01 23:17 ` Mathieu Poirier 2021-02-01 23:17 ` Mathieu Poirier 2021-02-02 9:42 ` Suzuki K Poulose 2021-02-02 9:42 ` Suzuki K Poulose 2021-02-02 16:33 ` Mike Leach 2021-02-02 16:33 ` Mike Leach 2021-02-02 22:41 ` Suzuki K Poulose 2021-02-02 22:41 ` Suzuki K Poulose 2021-02-04 12:27 ` Mike Leach 2021-02-04 12:27 ` Mike Leach 2021-02-02 16:37 ` Mathieu Poirier 2021-02-02 16:37 ` Mathieu Poirier 2021-01-27 8:55 ` [PATCH V3 02/14] coresight: Do not scan for graph if none is present Anshuman Khandual 2021-01-27 8:55 ` Anshuman Khandual 2021-02-01 23:44 ` Mathieu Poirier [this message] 2021-02-01 23:44 ` Mathieu Poirier 2021-02-02 11:10 ` Mike Leach 2021-02-02 11:10 ` Mike Leach 2021-02-02 14:36 ` Suzuki K Poulose 2021-02-02 14:36 ` Suzuki K Poulose 2021-01-27 8:55 ` [PATCH V3 03/14] coresight: etm4x: Add support for PE OS lock Anshuman Khandual 2021-01-27 8:55 ` Anshuman Khandual 2021-02-02 17:40 ` Mathieu Poirier 2021-02-02 17:40 ` Mathieu Poirier 2021-02-02 18:03 ` Mathieu Poirier 2021-02-02 18:03 ` Mathieu Poirier 2021-02-15 14:08 ` Mike Leach 2021-02-15 14:08 ` Mike Leach 2021-01-27 8:55 ` [PATCH V3 04/14] coresight: ete: Add support for ETE sysreg access Anshuman Khandual 2021-01-27 8:55 ` Anshuman Khandual 2021-02-02 17:52 ` Mathieu Poirier 2021-02-02 17:52 ` Mathieu Poirier 2021-02-03 15:51 ` Suzuki K Poulose 2021-02-03 15:51 ` Suzuki K Poulose 2021-02-15 14:08 ` Mike Leach 2021-02-15 14:08 ` Mike Leach 2021-01-27 8:55 ` [PATCH V3 05/14] coresight: ete: Add support for ETE tracing Anshuman Khandual 2021-01-27 8:55 ` Anshuman Khandual 2021-02-02 18:56 ` Mathieu Poirier 2021-02-02 18:56 ` Mathieu Poirier 2021-02-02 22:50 ` Suzuki K Poulose 2021-02-02 22:50 ` Suzuki K Poulose 2021-02-15 13:21 ` Mike Leach 2021-02-15 13:21 ` Mike Leach 2021-02-15 14:08 ` Mike Leach 2021-02-15 14:08 ` Mike Leach 2021-01-27 8:55 ` [PATCH V3 06/14] dts: bindings: Document device tree bindings for ETE Anshuman Khandual 2021-01-27 8:55 ` Anshuman Khandual 2021-02-09 19:00 ` Rob Herring 2021-02-09 19:00 ` Rob Herring 2021-02-10 12:33 ` Suzuki K Poulose 2021-02-10 12:33 ` Suzuki K Poulose 2021-02-18 18:33 ` Rob Herring 2021-02-18 18:33 ` Rob Herring 2021-02-18 22:51 ` Suzuki K Poulose 2021-02-18 22:51 ` Suzuki K Poulose 2021-01-27 8:55 ` [PATCH V3 07/14] coresight: etm-perf: Handle stale output handles Anshuman Khandual 2021-01-27 8:55 ` Anshuman Khandual 2021-02-03 19:05 ` Mathieu Poirier 2021-02-03 19:05 ` Mathieu Poirier 2021-02-03 23:36 ` Suzuki K Poulose 2021-02-03 23:36 ` Suzuki K Poulose 2021-02-15 16:27 ` Mike Leach 2021-02-15 16:27 ` Mike Leach 2021-01-27 8:55 ` [PATCH V3 08/14] coresight: core: Add support for dedicated percpu sinks Anshuman Khandual 2021-01-27 8:55 ` Anshuman Khandual 2021-01-28 9:16 ` Suzuki K Poulose 2021-01-28 9:16 ` Suzuki K Poulose 2021-02-04 18:34 ` Mathieu Poirier 2021-02-04 18:34 ` Mathieu Poirier 2021-02-16 10:40 ` Anshuman Khandual 2021-02-16 10:40 ` Anshuman Khandual 2021-02-16 20:44 ` Mathieu Poirier 2021-02-16 20:44 ` Mathieu Poirier 2021-02-16 10:21 ` Anshuman Khandual 2021-02-16 10:21 ` Anshuman Khandual 2021-02-15 16:27 ` Mike Leach 2021-02-15 16:27 ` Mike Leach 2021-02-15 16:56 ` Mathieu Poirier 2021-02-15 16:56 ` Mathieu Poirier 2021-02-15 17:58 ` Mike Leach 2021-02-15 17:58 ` Mike Leach 2021-02-16 20:30 ` Mathieu Poirier 2021-02-16 20:30 ` Mathieu Poirier 2021-01-27 8:55 ` [PATCH V3 09/14] arm64: Add TRBE definitions Anshuman Khandual 2021-01-27 8:55 ` Anshuman Khandual 2021-01-28 9:31 ` Suzuki K Poulose 2021-01-28 9:31 ` Suzuki K Poulose 2021-01-28 17:18 ` Catalin Marinas 2021-01-28 17:18 ` Catalin Marinas 2021-02-15 18:06 ` Mike Leach 2021-02-15 18:06 ` Mike Leach 2021-01-27 8:55 ` [PATCH V3 10/14] arm64: nvhe: Allow TRBE access at EL1 Anshuman Khandual 2021-01-27 8:55 ` Anshuman Khandual 2021-01-27 9:58 ` Marc Zyngier 2021-01-27 9:58 ` Marc Zyngier 2021-01-28 9:34 ` Suzuki K Poulose 2021-01-28 9:34 ` Suzuki K Poulose 2021-01-28 9:46 ` Marc Zyngier 2021-01-28 9:46 ` Marc Zyngier 2021-01-28 9:48 ` Suzuki K Poulose 2021-01-28 9:48 ` Suzuki K Poulose 2021-01-27 8:55 ` [PATCH V3 11/14] coresight: sink: Add TRBE driver Anshuman Khandual 2021-01-27 8:55 ` Anshuman Khandual 2021-01-29 10:23 ` Suzuki K Poulose 2021-02-02 5:55 ` Anshuman Khandual 2021-02-02 5:55 ` Anshuman Khandual 2021-02-05 17:53 ` Mathieu Poirier 2021-02-05 17:53 ` Mathieu Poirier 2021-02-08 4:20 ` Anshuman Khandual 2021-02-08 4:20 ` Anshuman Khandual 2021-02-09 17:39 ` Mathieu Poirier 2021-02-09 17:39 ` Mathieu Poirier 2021-02-10 4:12 ` Anshuman Khandual 2021-02-10 4:12 ` Anshuman Khandual 2021-02-10 16:54 ` Mathieu Poirier 2021-02-10 16:54 ` Mathieu Poirier 2021-02-10 19:00 ` Mathieu Poirier 2021-02-10 19:00 ` Mathieu Poirier 2021-02-12 5:43 ` Anshuman Khandual 2021-02-12 5:43 ` Anshuman Khandual 2021-02-12 17:02 ` Mathieu Poirier 2021-02-12 17:02 ` Mathieu Poirier 2021-02-11 19:00 ` Mathieu Poirier 2021-02-11 19:00 ` Mathieu Poirier 2021-02-12 3:31 ` Anshuman Khandual 2021-02-12 3:31 ` Anshuman Khandual 2021-02-12 16:57 ` Mathieu Poirier 2021-02-12 16:57 ` Mathieu Poirier 2021-02-15 9:26 ` Anshuman Khandual 2021-02-15 9:26 ` Anshuman Khandual 2021-02-12 20:26 ` Mathieu Poirier 2021-02-12 20:26 ` Mathieu Poirier 2021-02-15 9:46 ` Anshuman Khandual 2021-02-15 9:46 ` Anshuman Khandual 2021-02-16 9:00 ` Mike Leach 2021-02-16 9:00 ` Mike Leach 2021-02-16 9:44 ` Anshuman Khandual 2021-02-16 9:44 ` Anshuman Khandual 2021-02-16 12:12 ` Mike Leach 2021-02-16 12:12 ` Mike Leach 2021-02-18 7:50 ` Suzuki K Poulose 2021-02-18 7:50 ` Suzuki K Poulose 2021-02-18 14:30 ` Mike Leach 2021-02-18 14:30 ` Mike Leach 2021-02-18 15:14 ` Suzuki K Poulose 2021-02-18 15:14 ` Suzuki K Poulose 2021-02-22 10:42 ` Mike Leach 2021-02-22 10:42 ` Mike Leach 2021-01-27 8:55 ` [PATCH V3 12/14] dts: bindings: Document device tree bindings for Arm TRBE Anshuman Khandual 2021-01-27 8:55 ` Anshuman Khandual 2021-02-09 19:04 ` Rob Herring 2021-02-09 19:04 ` Rob Herring 2021-01-27 8:55 ` [PATCH V3 13/14] perf: aux: Add flags for the buffer format Anshuman Khandual 2021-01-27 8:55 ` Anshuman Khandual 2021-01-27 12:51 ` Peter Zijlstra 2021-01-27 12:51 ` Peter Zijlstra 2021-02-16 10:59 ` Mike Leach 2021-02-16 10:59 ` Mike Leach 2021-01-27 8:55 ` [PATCH V3 14/14] coresight: etm-perf: Add support for trace " Anshuman Khandual 2021-01-27 8:55 ` Anshuman Khandual 2021-01-27 12:54 ` Peter Zijlstra 2021-01-27 12:54 ` Peter Zijlstra 2021-01-27 13:00 ` Al Grant 2021-01-27 13:00 ` Al Grant 2021-02-18 3:05 ` Anshuman Khandual 2021-02-18 3:05 ` Anshuman Khandual 2021-01-27 14:12 ` Suzuki K Poulose 2021-01-27 14:12 ` Suzuki K Poulose 2021-02-16 11:01 ` Mike Leach 2021-02-16 11:01 ` Mike Leach 2021-01-27 18:50 ` [PATCH V3 00/14] arm64: coresight: Enable ETE and TRBE Mathieu Poirier 2021-01-27 18:50 ` Mathieu Poirier 2021-02-01 18:44 ` Mathieu Poirier 2021-02-01 18:44 ` Mathieu Poirier 2021-02-18 4:23 ` Anshuman Khandual 2021-02-18 4:23 ` Anshuman Khandual
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