diff options
Diffstat (limited to 'meta-arm/meta-arm-bsp/recipes-kernel/linux/linux-arm64-ack-5.15/tc/0017-perf-arm-cmn-Drop-compile-test-restriction.patch')
-rw-r--r-- | meta-arm/meta-arm-bsp/recipes-kernel/linux/linux-arm64-ack-5.15/tc/0017-perf-arm-cmn-Drop-compile-test-restriction.patch | 89 |
1 files changed, 89 insertions, 0 deletions
diff --git a/meta-arm/meta-arm-bsp/recipes-kernel/linux/linux-arm64-ack-5.15/tc/0017-perf-arm-cmn-Drop-compile-test-restriction.patch b/meta-arm/meta-arm-bsp/recipes-kernel/linux/linux-arm64-ack-5.15/tc/0017-perf-arm-cmn-Drop-compile-test-restriction.patch new file mode 100644 index 0000000000..2a8e62aa1a --- /dev/null +++ b/meta-arm/meta-arm-bsp/recipes-kernel/linux/linux-arm64-ack-5.15/tc/0017-perf-arm-cmn-Drop-compile-test-restriction.patch @@ -0,0 +1,89 @@ +From 16cf1b5483d4cbad8ee52fcc9945abcea6492bd1 Mon Sep 17 00:00:00 2001 +From: Robin Murphy <robin.murphy@arm.com> +Date: Fri, 3 Dec 2021 11:44:52 +0000 +Subject: [PATCH 17/40] perf/arm-cmn: Drop compile-test restriction + +Although CMN is currently (and overwhelmingly likely to remain) deployed +in arm64-only (modulo userspace) systems, the 64-bit "dependency" for +compile-testing was just laziness due to heavy reliance on readq/writeq +accessors. Since we only need one extra include for robustness in that +regard, let's pull that in, widen the compile-test coverage, and fix up +the smattering of type laziness that that brings to light. + +Signed-off-by: Robin Murphy <robin.murphy@arm.com> +Link: https://lore.kernel.org/r/baee9ee0d0bdad8aaeb70f5a4b98d8fd4b1f5786.1638530442.git.robin.murphy@arm.com +Signed-off-by: Will Deacon <will@kernel.org> + +Upstream-Status: Backport [https://lore.kernel.org/r/baee9ee0d0bdad8aaeb70f5a4b98d8fd4b1f5786.1638530442.git.robin.murphy@arm.com] +Signed-off-by: Rupinderjit Singh <rupinderjit.singh@arm.com> +--- + drivers/perf/Kconfig | 2 +- + drivers/perf/arm-cmn.c | 25 +++++++++++++------------ + 2 files changed, 14 insertions(+), 13 deletions(-) + +diff --git a/drivers/perf/Kconfig b/drivers/perf/Kconfig +index 77522e5efe11..e453915ebc84 100644 +--- a/drivers/perf/Kconfig ++++ b/drivers/perf/Kconfig +@@ -43,7 +43,7 @@ config ARM_CCN + + config ARM_CMN + tristate "Arm CMN-600 PMU support" +- depends on ARM64 || (COMPILE_TEST && 64BIT) ++ depends on ARM64 || COMPILE_TEST + help + Support for PMU events monitoring on the Arm CMN-600 Coherent Mesh + Network interconnect. +diff --git a/drivers/perf/arm-cmn.c b/drivers/perf/arm-cmn.c +index 02b898dbba91..1d52fcfe3a0d 100644 +--- a/drivers/perf/arm-cmn.c ++++ b/drivers/perf/arm-cmn.c +@@ -7,6 +7,7 @@ + #include <linux/bitops.h> + #include <linux/interrupt.h> + #include <linux/io.h> ++#include <linux/io-64-nonatomic-lo-hi.h> + #include <linux/kernel.h> + #include <linux/list.h> + #include <linux/module.h> +@@ -122,11 +123,11 @@ + + + /* Event attributes */ +-#define CMN_CONFIG_TYPE GENMASK(15, 0) +-#define CMN_CONFIG_EVENTID GENMASK(23, 16) +-#define CMN_CONFIG_OCCUPID GENMASK(27, 24) +-#define CMN_CONFIG_BYNODEID BIT(31) +-#define CMN_CONFIG_NODEID GENMASK(47, 32) ++#define CMN_CONFIG_TYPE GENMASK_ULL(15, 0) ++#define CMN_CONFIG_EVENTID GENMASK_ULL(23, 16) ++#define CMN_CONFIG_OCCUPID GENMASK_ULL(27, 24) ++#define CMN_CONFIG_BYNODEID BIT_ULL(31) ++#define CMN_CONFIG_NODEID GENMASK_ULL(47, 32) + + #define CMN_EVENT_TYPE(event) FIELD_GET(CMN_CONFIG_TYPE, (event)->attr.config) + #define CMN_EVENT_EVENTID(event) FIELD_GET(CMN_CONFIG_EVENTID, (event)->attr.config) +@@ -134,13 +135,13 @@ + #define CMN_EVENT_BYNODEID(event) FIELD_GET(CMN_CONFIG_BYNODEID, (event)->attr.config) + #define CMN_EVENT_NODEID(event) FIELD_GET(CMN_CONFIG_NODEID, (event)->attr.config) + +-#define CMN_CONFIG_WP_COMBINE GENMASK(27, 24) +-#define CMN_CONFIG_WP_DEV_SEL BIT(48) +-#define CMN_CONFIG_WP_CHN_SEL GENMASK(50, 49) +-#define CMN_CONFIG_WP_GRP BIT(52) +-#define CMN_CONFIG_WP_EXCLUSIVE BIT(53) +-#define CMN_CONFIG1_WP_VAL GENMASK(63, 0) +-#define CMN_CONFIG2_WP_MASK GENMASK(63, 0) ++#define CMN_CONFIG_WP_COMBINE GENMASK_ULL(27, 24) ++#define CMN_CONFIG_WP_DEV_SEL BIT_ULL(48) ++#define CMN_CONFIG_WP_CHN_SEL GENMASK_ULL(50, 49) ++#define CMN_CONFIG_WP_GRP BIT_ULL(52) ++#define CMN_CONFIG_WP_EXCLUSIVE BIT_ULL(53) ++#define CMN_CONFIG1_WP_VAL GENMASK_ULL(63, 0) ++#define CMN_CONFIG2_WP_MASK GENMASK_ULL(63, 0) + + #define CMN_EVENT_WP_COMBINE(event) FIELD_GET(CMN_CONFIG_WP_COMBINE, (event)->attr.config) + #define CMN_EVENT_WP_DEV_SEL(event) FIELD_GET(CMN_CONFIG_WP_DEV_SEL, (event)->attr.config) +-- +2.34.1 + |