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From: Lee Jones <lee@kernel.org>
To: "Uwe Kleine-König" <u.kleine-koenig@baylibre.com>
Cc: Fabrice Gasnier <fabrice.gasnier@foss.st.com>,
	William Breathitt Gray <wbg@kernel.org>,
	Maxime Coquelin <mcoquelin.stm32@gmail.com>,
	Alexandre Torgue <alexandre.torgue@foss.st.com>,
	linux-pwm@vger.kernel.org,
	linux-stm32@st-md-mailman.stormreply.com,
	linux-iio@vger.kernel.org, linux-arm-kernel@lists.infradead.org,
	linux-kernel@vger.kernel.org,
	Thorsten Scherer <T.Scherer@eckelmann.de>
Subject: Re: [PATCH v2 3/5] counter: stm32-timer-cnt: Use TIM_DIER_CCxIE(x) instead of TIM_DIER_CCxIE(x)
Date: Thu, 20 Jun 2024 09:44:51 +0100	[thread overview]
Message-ID: <20240620084451.GC3029315@google.com> (raw)
In-Reply-To: <126bd153a03f39e42645573eecf44ffab5354fc7.1718791090.git.u.kleine-koenig@baylibre.com>

On Wed, 19 Jun 2024, Uwe Kleine-König wrote:

> These two defines have the same purpose and this change doesn't
> introduce any differences in drivers/counter/stm32-timer-cnt.o.
> 
> The only difference between the two is that
> 
> 	TIM_DIER_CC_IE(1) == TIM_DIER_CC2IE
> 
> while
> 
> 	TIM_DIER_CCxIE(1) == TIM_DIER_CC1IE
> 
> . That makes it necessary to have an explicit "+ 1" in the user code,
> but IMHO this is a good thing as this is the code locatation that
> "knows" that for software channel 1 you have to use TIM_DIER_CC2IE
> (because software guys start counting at 0, while the relevant hardware
> designer started at 1).
> 
> Signed-off-by: Uwe Kleine-König <u.kleine-koenig@baylibre.com>
> ---
>  drivers/counter/stm32-timer-cnt.c | 4 ++--
>  1 file changed, 2 insertions(+), 2 deletions(-)

Did you drop William's Ack on purpose?

-- 
Lee Jones [李琼斯]

  reply	other threads:[~2024-06-20  8:44 UTC|newest]

Thread overview: 18+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2024-06-19 10:11 [PATCH v2 0/5] mfd: stm32-timers: Make register definition more flexible Uwe Kleine-König
2024-06-19 10:11 ` [PATCH v2 1/5] mfd: stm32-timers: Unify alignment of register definition Uwe Kleine-König
2024-06-19 10:11 ` [PATCH v2 2/5] mfd: stm32-timers: Add some register definitions with a parameter Uwe Kleine-König
2024-06-19 10:11 ` [PATCH v2 3/5] counter: stm32-timer-cnt: Use TIM_DIER_CCxIE(x) instead of TIM_DIER_CCxIE(x) Uwe Kleine-König
2024-06-20  8:44   ` Lee Jones [this message]
2024-06-20  8:59     ` William Breathitt Gray
2024-06-20  9:32       ` Lee Jones
2024-06-20 10:34     ` Uwe Kleine-König
2024-06-20 17:38       ` Lee Jones
2024-06-20 20:56         ` Uwe Kleine-König
2024-06-26 19:43           ` Uwe Kleine-König
2024-06-26 19:55             ` Uwe Kleine-König
2024-06-19 10:11 ` [PATCH v2 4/5] mfd: stm32-timers: Drop unused TIM_DIER_CC_IE Uwe Kleine-König
2024-06-19 10:11 ` [PATCH v2 5/5] pwm-stm32: Make use of parametrised register definitions Uwe Kleine-König
2024-06-26 15:13 ` [PATCH v2 0/5] mfd: stm32-timers: Make register definition more flexible Lee Jones
2024-06-28 14:28   ` [GIT PULL] Immutable branch between MFD and Counter due for the v5.11 merge window Lee Jones
2024-06-28 15:31     ` Uwe Kleine-König
2024-07-03  1:44     ` William Breathitt Gray

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