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[5.8,262/464] coresight: etmv4: Fix resource selector constant

Message ID 20200817143846.339550458@linuxfoundation.org
State Superseded
Headers show
Series None | expand

Commit Message

Greg Kroah-Hartman Aug. 17, 2020, 3:13 p.m. UTC 
From: Mike Leach <mike.leach@linaro.org>


[ Upstream commit cb8bba907a4ff4ba42f1d245cb506d55829674b8 ]

ETMv4 max resource selector constant incorrectly set to 16. Updated to the
correct 32 value, and adjustments made to limited code using it.

Signed-off-by: Mike Leach <mike.leach@linaro.org>

Fixes: 2e1cdfe184b52 ("coresight-etm4x: Adding CoreSight ETM4x driver")
Signed-off-by: Mathieu Poirier <mathieu.poirier@linaro.org>

Link: https://lore.kernel.org/r/20200716175746.3338735-10-mathieu.poirier@linaro.org
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

Signed-off-by: Sasha Levin <sashal@kernel.org>

---
 drivers/hwtracing/coresight/coresight-etm4x.h | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

-- 
2.25.1
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Patch

diff --git a/drivers/hwtracing/coresight/coresight-etm4x.h b/drivers/hwtracing/coresight/coresight-etm4x.h
index 4a695bf90582e..b0d633daf7162 100644
--- a/drivers/hwtracing/coresight/coresight-etm4x.h
+++ b/drivers/hwtracing/coresight/coresight-etm4x.h
@@ -133,7 +133,7 @@ 
 #define ETMv4_MAX_CTXID_CMP		8
 #define ETM_MAX_VMID_CMP		8
 #define ETM_MAX_PE_CMP			8
-#define ETM_MAX_RES_SEL			16
+#define ETM_MAX_RES_SEL			32
 #define ETM_MAX_SS_CMP			8
 
 #define ETM_ARCH_V4			0x40
@@ -325,7 +325,7 @@  struct etmv4_save_state {
 	u32	trccntctlr[ETMv4_MAX_CNTR];
 	u32	trccntvr[ETMv4_MAX_CNTR];
 
-	u32	trcrsctlr[ETM_MAX_RES_SEL * 2];
+	u32	trcrsctlr[ETM_MAX_RES_SEL];
 
 	u32	trcssccr[ETM_MAX_SS_CMP];
 	u32	trcsscsr[ETM_MAX_SS_CMP];