Re: [PATCH v3 5/9] i2c: stm32f7: perform I2C_ISR read once at beginning of event isr

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Subject: Re: [PATCH v3 5/9] i2c: stm32f7: perform I2C_ISR read once at beginning of event isr
From: Wolfram Sang <wsa@xxxxxxxxxx>
Date: Fri, 22 Dec 2023 11:45:27 +0100
Cc: Andi Shyti <andi.shyti@xxxxxxxxxx>, Rob Herring <robh+dt@xxxxxxxxxx>, Krzysztof Kozlowski <krzysztof.kozlowski+dt@xxxxxxxxxx>, Conor Dooley <conor+dt@xxxxxxxxxx>, Maxime Coquelin <mcoquelin.stm32@xxxxxxxxx>, Alexandre Torgue <alexandre.torgue@xxxxxxxxxxx>, Pierre-Yves MORDRET <pierre-yves.mordret@xxxxxxxxxxx>, Conor Dooley <conor@xxxxxxxxxx>, linux-i2c@xxxxxxxxxxxxxxx, devicetree@xxxxxxxxxxxxxxx, linux-stm32@xxxxxxxxxxxxxxxxxxxxxxxxxxxx, linux-arm-kernel@xxxxxxxxxxxxxxxxxxx, linux-kernel@xxxxxxxxxxxxxxx
In-reply-to: <20231215170617.95868-6-alain.volmat@foss.st.com>
Mail-followup-to: Wolfram Sang <wsa@xxxxxxxxxx>, Alain Volmat <alain.volmat@xxxxxxxxxxx>, Andi Shyti <andi.shyti@xxxxxxxxxx>, Rob Herring <robh+dt@xxxxxxxxxx>, Krzysztof Kozlowski <krzysztof.kozlowski+dt@xxxxxxxxxx>, Conor Dooley <conor+dt@xxxxxxxxxx>, Maxime Coquelin <mcoquelin.stm32@xxxxxxxxx>, Alexandre Torgue <alexandre.torgue@xxxxxxxxxxx>, Pierre-Yves MORDRET <pierre-yves.mordret@xxxxxxxxxxx>, Conor Dooley <conor@xxxxxxxxxx>, linux-i2c@xxxxxxxxxxxxxxx, devicetree@xxxxxxxxxxxxxxx, linux-stm32@xxxxxxxxxxxxxxxxxxxxxxxxxxxx, linux-arm-kernel@xxxxxxxxxxxxxxxxxxx, linux-kernel@xxxxxxxxxxxxxxx

On Fri, Dec 15, 2023 at 06:06:09PM +0100, Alain Volmat wrote:
> Move readl_relaxed of I2C_ISR register at beginning of event isr
> so that it done once for both master & slave handling.
> 
> Signed-off-by: Alain Volmat <alain.volmat@xxxxxxxxxxx>

Applied to for-next, thanks!

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References:
- [PATCH v3 0/9] i2c: stm32f7: enhancements and support for stm32mp25
  - From: Alain Volmat
- [PATCH v3 5/9] i2c: stm32f7: perform I2C_ISR read once at beginning of event isr
  - From: Alain Volmat

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