From: Anshuman Khandual <anshuman.khandual@arm.com>
To: linux-arm-kernel@lists.infradead.org, suzuki.poulose@arm.com
Cc: Anshuman Khandual <anshuman.khandual@arm.com>,
Sami Mujawar <sami.mujawar@arm.com>,
Catalin Marinas <catalin.marinas@arm.com>,
Will Deacon <will@kernel.org>,
Mark Rutland <mark.rutland@arm.com>,
Mike Leach <mike.leach@linaro.org>, Leo Yan <leo.yan@linaro.org>,
Alexander Shishkin <alexander.shishkin@linux.intel.com>,
James Clark <james.clark@arm.com>,
coresight@lists.linaro.org, linux-kernel@vger.kernel.org
Subject: [PATCH V3 4/4] coresight: trbe: Enable ACPI based TRBE devices
Date: Thu, 3 Aug 2023 11:26:52 +0530 [thread overview]
Message-ID: <20230803055652.1322801-5-anshuman.khandual@arm.com> (raw)
In-Reply-To: <20230803055652.1322801-1-anshuman.khandual@arm.com>
This detects and enables ACPI based TRBE devices via the dummy platform
device created earlier for this purpose.
Cc: Suzuki K Poulose <suzuki.poulose@arm.com>
Cc: Mike Leach <mike.leach@linaro.org>
Cc: Leo Yan <leo.yan@linaro.org>
Cc: Alexander Shishkin <alexander.shishkin@linux.intel.com>
Cc: coresight@lists.linaro.org
Cc: linux-arm-kernel@lists.infradead.org
Cc: linux-kernel@vger.kernel.org
Signed-off-by: Anshuman Khandual <anshuman.khandual@arm.com>
---
drivers/hwtracing/coresight/coresight-trbe.c | 9 +++++++++
drivers/hwtracing/coresight/coresight-trbe.h | 1 +
2 files changed, 10 insertions(+)
diff --git a/drivers/hwtracing/coresight/coresight-trbe.c b/drivers/hwtracing/coresight/coresight-trbe.c
index e1d9d06e7725..f884883e9018 100644
--- a/drivers/hwtracing/coresight/coresight-trbe.c
+++ b/drivers/hwtracing/coresight/coresight-trbe.c
@@ -1537,7 +1537,16 @@ static const struct of_device_id arm_trbe_of_match[] = {
};
MODULE_DEVICE_TABLE(of, arm_trbe_of_match);
+#ifdef CONFIG_ACPI
+static const struct platform_device_id arm_trbe_acpi_match[] = {
+ { ARMV8_TRBE_PDEV_NAME, 0 },
+ { }
+};
+MODULE_DEVICE_TABLE(platform, arm_trbe_acpi_match);
+#endif
+
static struct platform_driver arm_trbe_driver = {
+ .id_table = arm_trbe_acpi_match,
.driver = {
.name = DRVNAME,
.of_match_table = of_match_ptr(arm_trbe_of_match),
diff --git a/drivers/hwtracing/coresight/coresight-trbe.h b/drivers/hwtracing/coresight/coresight-trbe.h
index 77cbb5c63878..94e67009848a 100644
--- a/drivers/hwtracing/coresight/coresight-trbe.h
+++ b/drivers/hwtracing/coresight/coresight-trbe.h
@@ -12,6 +12,7 @@
#include <linux/irq.h>
#include <linux/kernel.h>
#include <linux/of.h>
+#include <linux/perf/arm_pmu.h>
#include <linux/platform_device.h>
#include <linux/smp.h>
--
2.25.1
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next prev parent reply other threads:[~2023-08-03 5:57 UTC|newest]
Thread overview: 20+ messages / expand[flat|nested] mbox.gz Atom feed top
2023-08-03 5:56 [PATCH V3 0/4] coresight: trbe: Enable ACPI based devices Anshuman Khandual
2023-08-03 5:56 ` [PATCH V3 1/4] arm_pmu: acpi: Refactor arm_spe_acpi_register_device() Anshuman Khandual
2023-08-03 6:13 ` Anshuman Khandual
2023-08-04 16:39 ` Will Deacon
2023-08-07 5:33 ` Anshuman Khandual
2023-08-08 13:21 ` Will Deacon
2023-08-09 7:01 ` Anshuman Khandual
2023-08-03 5:56 ` [PATCH V3 2/4] arm_pmu: acpi: Add a representative platform device for TRBE Anshuman Khandual
2023-08-03 9:14 ` Yicong Yang
2023-08-04 9:34 ` Anshuman Khandual
2023-08-04 10:01 ` Anshuman Khandual
2023-08-03 5:56 ` [PATCH V3 3/4] coresight: trbe: Add a representative coresight_platform_data " Anshuman Khandual
2023-08-03 13:55 ` Suzuki K Poulose
2023-08-04 9:18 ` Anshuman Khandual
2023-08-04 10:04 ` Suzuki K Poulose
2023-08-03 5:56 ` Anshuman Khandual [this message]
2023-08-07 4:43 ` [PATCH V3 4/4] coresight: trbe: Enable ACPI based TRBE devices Anshuman Khandual
2023-08-07 11:37 ` Suzuki K Poulose
2023-08-07 11:58 ` Anshuman Khandual
2023-08-13 21:43 ` kernel test robot
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