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From: Lucas De Marchi <lucas.demarchi@intel.com>
To: <intel-xe@lists.freedesktop.org>
Cc: Rodrigo Vivi <rodrigo.vivi@intel.com>,
	Vinay Belgaumkar <vinay.belgaumkar@intel.com>,
	Riana Tauro <riana.tauro@intel.com>,
	Peter Zijlstra <peterz@infradead.org>,
	linux-perf-users@vger.kernel.org,
	Lucas De Marchi <lucas.demarchi@intel.com>
Subject: [PATCH v14 3/7] drm/xe/pmu: Assert max gt
Date: Tue, 21 Jan 2025 22:23:37 -0800	[thread overview]
Message-ID: <20250122062341.1100173-4-lucas.demarchi@intel.com> (raw)
In-Reply-To: <20250122062341.1100173-1-lucas.demarchi@intel.com>

XE_PMU_MAX_GT needs to be used due to a circular dependency, but we
should make sure it doesn't go out of sync with XE_PMU_MAX_GT. Add a
compile check for that.

Reviewed-by: Rodrigo Vivi <rodrigo.vivi@intel.com>
Signed-off-by: Lucas De Marchi <lucas.demarchi@intel.com>
---
 drivers/gpu/drm/xe/xe_pmu.c | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/drivers/gpu/drm/xe/xe_pmu.c b/drivers/gpu/drm/xe/xe_pmu.c
index c5641af6e9a91..bd2d709453257 100644
--- a/drivers/gpu/drm/xe/xe_pmu.c
+++ b/drivers/gpu/drm/xe/xe_pmu.c
@@ -257,6 +257,8 @@ int xe_pmu_register(struct xe_pmu *pmu)
 	int ret = -ENOMEM;
 	char *name;
 
+	BUILD_BUG_ON(XE_MAX_GT_PER_TILE != XE_PMU_MAX_GT);
+
 	if (IS_SRIOV_VF(xe))
 		return 0;
 
-- 
2.48.0


  parent reply	other threads:[~2025-01-22  6:24 UTC|newest]

Thread overview: 15+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2025-01-22  6:23 [PATCH v14 0/7] drm/xe/pmu: PMU interface for Xe Lucas De Marchi
2025-01-22  6:23 ` [PATCH v14 1/7] perf/core: Add PMU_EVENT_ATTR_ID_STRING Lucas De Marchi
2025-02-22 12:42   ` Ingo Molnar
2025-01-22  6:23 ` [PATCH v14 2/7] drm/xe/pmu: Enable PMU interface Lucas De Marchi
2025-01-22 10:51   ` Riana Tauro
2025-01-22 15:31     ` Lucas De Marchi
2025-01-22  6:23 ` Lucas De Marchi [this message]
2025-01-22  6:23 ` [PATCH v14 4/7] drm/xe/pmu: Extract xe_pmu_event_update() Lucas De Marchi
2025-01-22  6:23 ` [PATCH v14 5/7] drm/xe/pmu: Add attribute skeleton Lucas De Marchi
2025-01-22  6:23 ` [PATCH v14 6/7] drm/xe/pmu: Get/put runtime pm on event init Lucas De Marchi
2025-01-22 10:26   ` Rodrigo Vivi
2025-01-22  6:23 ` [PATCH v14 7/7] drm/xe/pmu: Add GT C6 events Lucas De Marchi
2025-01-22 10:23   ` Riana Tauro
2025-01-22 10:32   ` Rodrigo Vivi
2025-01-23  0:11     ` Lucas De Marchi

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