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From: Jarkko Nikula <jarkko.nikula@linux.intel.com>
To: linux-i2c@vger.kernel.org
Cc: Andi Shyti <andi.shyti@kernel.org>,
	Andy Shevchenko <andriy.shevchenko@linux.intel.com>,
	Mika Westerberg <mika.westerberg@linux.intel.com>,
	Jan Dabros <jsd@semihalf.com>,
	Jiawen Wu <jiawenwu@trustnetic.com>,
	Sanket Goswami <Sanket.Goswami@amd.com>,
	Basavaraj Natikar <Basavaraj.Natikar@amd.com>,
	michael.j.ruhl@intel.com, Hans de Goede <hdegoede@redhat.com>,
	Jarkko Nikula <jarkko.nikula@linux.intel.com>
Subject: [PATCH v2 1/9] i2c: designware: Add some flexiblity to the model info
Date: Tue,  6 Feb 2024 16:51:50 +0200	[thread overview]
Message-ID: <20240206145158.227254-2-jarkko.nikula@linux.intel.com> (raw)
In-Reply-To: <20240206145158.227254-1-jarkko.nikula@linux.intel.com>

From: "Michael J. Ruhl" <michael.j.ruhl@intel.com>

Currently the way to identify a model is via a bit field, of which
4 bits are currently defined.

Use a shifted value to that more models can be defined.

Reviewed-by: Andy Shevchenko <andriy.shevchenko@linux.intel.com>
Suggested-by: Andy Shevchenko <andriy.shevchenko@linux.intel.com>
Signed-off-by: Michael J. Ruhl <michael.j.ruhl@intel.com>
Signed-off-by: Jarkko Nikula <jarkko.nikula@linux.intel.com>
---
 drivers/i2c/busses/i2c-designware-core.h | 8 ++++----
 1 file changed, 4 insertions(+), 4 deletions(-)

diff --git a/drivers/i2c/busses/i2c-designware-core.h b/drivers/i2c/busses/i2c-designware-core.h
index a7f6f3eafad7..4e1f0924f493 100644
--- a/drivers/i2c/busses/i2c-designware-core.h
+++ b/drivers/i2c/busses/i2c-designware-core.h
@@ -304,10 +304,10 @@ struct dw_i2c_dev {
 #define ACCESS_NO_IRQ_SUSPEND			BIT(1)
 #define ARBITRATION_SEMAPHORE			BIT(2)
 
-#define MODEL_MSCC_OCELOT			BIT(8)
-#define MODEL_BAIKAL_BT1			BIT(9)
-#define MODEL_AMD_NAVI_GPU			BIT(10)
-#define MODEL_WANGXUN_SP			BIT(11)
+#define MODEL_MSCC_OCELOT			(1 << 8)
+#define MODEL_BAIKAL_BT1			(2 << 8)
+#define MODEL_AMD_NAVI_GPU			(3 << 8)
+#define MODEL_WANGXUN_SP			(4 << 8)
 #define MODEL_MASK				GENMASK(11, 8)
 
 /*
-- 
2.43.0


  reply	other threads:[~2024-02-06 14:52 UTC|newest]

Thread overview: 16+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2024-02-06 14:51 [PATCH v2 0/9] i2c: designware: Generic polling mode code Jarkko Nikula
2024-02-06 14:51 ` Jarkko Nikula [this message]
2024-02-06 15:30   ` [PATCH v2 1/9] i2c: designware: Add some flexiblity to the model info Andy Shevchenko
2024-02-09 14:14     ` Jarkko Nikula
2024-02-09 14:25       ` Andy Shevchenko
2024-02-06 14:51 ` [PATCH v2 2/9] i2c: designware: Convert arbitration semaphore flag as semaphore type Jarkko Nikula
2024-02-06 14:51 ` [PATCH v2 3/9] i2c: designware: Convert shared_with_punit boolean " Jarkko Nikula
2024-02-06 14:51 ` [PATCH v2 4/9] i2c: designware: Uniform initialization flow for polling mode Jarkko Nikula
2024-02-06 15:13   ` Andy Shevchenko
2024-02-06 14:51 ` [PATCH v2 5/9] i2c: designware: Do not enable interrupts shortly in " Jarkko Nikula
2024-02-06 14:51 ` [PATCH v2 6/9] i2c: designware: Use accessors to DW_IC_INTR_MASK register Jarkko Nikula
2024-02-06 14:51 ` [PATCH v2 7/9] i2c: designware: Move interrupt handling functions before i2c_dw_xfer() Jarkko Nikula
2024-02-06 15:18   ` Andy Shevchenko
2024-02-06 14:51 ` [PATCH v2 8/9] i2c: designware: Fix RX FIFO depth define on Wangxun 10Gb NIC Jarkko Nikula
2024-02-06 14:51 ` [PATCH v2 9/9] i2c: designware: Implement generic polling mode code for " Jarkko Nikula
2024-02-06 15:28   ` Andy Shevchenko

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