From: Magnus Lindholm <linmag7@gmail.com>
To: linux-i2c@vger.kernel.org, linux-kernel@vger.kernel.org,
linux-alpha@vger.kernel.org
Cc: andi.shyti@kernel.org, wsa+renesas@sang-engineering.com,
Magnus Lindholm <linmag7@gmail.com>
Subject: [PATCH v2] i2c: i2c-elektor: Allow building on SMP kernels
Date: Sat, 22 Nov 2025 14:45:01 +0100 [thread overview]
Message-ID: <20251122141717.28570-1-linmag7@gmail.com> (raw)
In the past, the i2c-elektor driver was broken on SMP. Since then, there
appear to have been some fixes and cleanup work (as pointed out by Wolfram
Sang) to get rid of cli/sti usage and rely on spinlocks instead. Therefore,
let's allow building the driver on SMP kernels again.
I've tested this driver on an SMP kernel on an Alpha UP2000+ for a few days
without any problems.
Signed-off-by: Magnus Lindholm <linmag7@gmail.com>
Changes since v1:
- Rephrased commit message
---
drivers/i2c/busses/Kconfig | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/drivers/i2c/busses/Kconfig b/drivers/i2c/busses/Kconfig
index fd81e49638aa..9b1473d720a0 100644
--- a/drivers/i2c/busses/Kconfig
+++ b/drivers/i2c/busses/Kconfig
@@ -1474,7 +1474,7 @@ config I2C_ACORN
config I2C_ELEKTOR
tristate "Elektor ISA card"
- depends on ISA && HAS_IOPORT_MAP && BROKEN_ON_SMP
+ depends on ISA && HAS_IOPORT_MAP
select I2C_ALGOPCF
help
This supports the PCF8584 ISA bus I2C adapter. Say Y if you own
--
2.51.0
next reply other threads:[~2025-11-22 14:17 UTC|newest]
Thread overview: 2+ messages / expand[flat|nested] mbox.gz Atom feed top
2025-11-22 13:45 Magnus Lindholm [this message]
2025-11-29 12:36 ` [PATCH v2] i2c: i2c-elektor: Allow building on SMP kernels Wolfram Sang
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