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[80.145.83.235]) by smtp.gmail.com with ESMTPSA id a640c23a62f3a-a6f56f988f9sm156627466b.197.2024.06.14.01.10.38 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Fri, 14 Jun 2024 01:10:39 -0700 (PDT) From: =?UTF-8?q?Uwe=20Kleine-K=C3=B6nig?= To: Fabrice Gasnier , William Breathitt Gray , Maxime Coquelin , Alexandre Torgue , Lee Jones Cc: linux-iio@vger.kernel.org, linux-pwm@vger.kernel.org, linux-stm32@st-md-mailman.stormreply.com, linux-arm-kernel@lists.infradead.org, linux-kernel@vger.kernel.org Subject: [PATCH 0/4] mfd: stm32-timers: Make register definition more flexible Date: Fri, 14 Jun 2024 10:10:10 +0200 Message-ID: X-Mailer: git-send-email 2.43.0 Precedence: bulk X-Mailing-List: linux-pwm@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 X-Developer-Signature: v=1; a=openpgp-sha256; l=1253; i=u.kleine-koenig@baylibre.com; h=from:subject:message-id; bh=XtY06yQNqFNmqjsRt6dtXpp7Ga45DKbLPLwoxJXu+Kk=; b=owGbwMvMwMXY3/A7olbonx/jabUkhrTsX48f8qn9z6i3nvpq/lb/5wZuPQ5SHKzvz7qb9x8N2 OCYfYOpk9GYhYGRi0FWTJHFvnFNplWVXGTn2n+XYQaxMoFMYeDiFICJSDBwMLTPlr2rVuUWNW+2 8t08vd2+dll7nn3JkzF4Uy+rPeVf0M0809/RBawrGJvKSvns6tS/l9gtbbgc/kcqjSnUaFKfDqP Lyikbf8Q+cd4sc/8VpyO7nf6mCX3zZkmYd3JJcxUocLjd4ngeHHTF2k28TLBdnf1JqfCj7L6mZv eEMxyTZpsHa6crfLSOuXp/6aFG5Yu+86r+GGfnrlh3145Jt/6gPXeju/zea76OlX3TZz1PNdj8N v9Eef4cFrkH27ffUTmXuH1vs3MN48tVeY8P7u15pW5/Lo7Hu8jgzJ6D1p7zP24JmNPb2KXcVDwp k/nZZ9N1mxmeeWj4sNi1H3nva3+p5aDdXJemjzuuF3MCAA== X-Developer-Key: i=u.kleine-koenig@baylibre.com; a=openpgp; fpr=0D2511F322BFAB1C1580266BE2DCDD9132669BD6 Content-Transfer-Encoding: 8bit Hello, I'm not sure that everyone will agree the changes in here are worthwhile, but I like them. One surprise is that this makes the generated code for drivers/pwm/pwm-stm32.c more compact (see patch 4 for a bloat-o-meter statistic). I'm surprised because it boils down to gcc not noticing that mask = ((((1UL))) << (1 + 4 * ((1) - 1))) << (ch * 4); is equivalent to mask = ((((1UL))) << (1 + 4 * ((ch + 1) - 1))); . I'm unsure what to suggest for how to merge this series. I have some further changes on my agenda to drivers/pwm/pwm-stm32.c, so either merging this via pwm or a stable branch would be great for me. Best regards Uwe Uwe Kleine-König (4): mfd: stm32-timers: Unify alignment of register definition mfd: stm32-timers: Add some register definitions with a parameter mfd: stm32-timers: Drop TIM_DIER_CC_IE(x) in favour of TIM_DIER_CCxIE(x) pwm-stm32: Make use of parametrised register definitions drivers/counter/stm32-timer-cnt.c | 4 +- drivers/pwm/pwm-stm32.c | 22 ++-- include/linux/mfd/stm32-timers.h | 179 ++++++++++++++++-------------- 3 files changed, 107 insertions(+), 98 deletions(-) base-commit: 1613e604df0cd359cf2a7fbd9be7a0bcfacfabd0 -- 2.43.0