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[2003:e4:1f0f:a600:f22f:74ff:fe1f:3a53]) by smtp.gmail.com with ESMTPSA id vi8-20020a170907d40800b00a1c7b20e9e6sm1179290ejc.32.2023.12.08.08.22.54 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Fri, 08 Dec 2023 08:22:54 -0800 (PST) Date: Fri, 8 Dec 2023 17:22:52 +0100 From: Thierry Reding To: Sean Young Cc: linux-media@vger.kernel.org, linux-pwm@vger.kernel.org, Ivaylo Dimitrov , Uwe =?utf-8?Q?Kleine-K=C3=B6nig?= , Florian Fainelli , Broadcom internal kernel review list , Ray Jui , Scott Branden , linux-rpi-kernel@lists.infradead.org, linux-arm-kernel@lists.infradead.org, linux-kernel@vger.kernel.org Subject: Re: [PATCH v6 3/4] pwm: bcm2835: allow pwm driver to be used in atomic context Message-ID: References: <179dc1ce85702a8b64b43c0e0df656b0c5e3ce30.1701248996.git.sean@mess.org> MIME-Version: 1.0 Content-Type: multipart/signed; micalg=pgp-sha256; protocol="application/pgp-signature"; boundary="ix9F9B72gOKa/1mD" Content-Disposition: inline In-Reply-To: <179dc1ce85702a8b64b43c0e0df656b0c5e3ce30.1701248996.git.sean@mess.org> User-Agent: Mutt/2.2.12 (2023-09-09) X-Spam-Status: No, score=-0.6 required=5.0 tests=DKIM_SIGNED,DKIM_VALID, DKIM_VALID_AU,FREEMAIL_FORGED_FROMDOMAIN,FREEMAIL_FROM, HEADER_FROM_DIFFERENT_DOMAINS,MAILING_LIST_MULTI,SPF_HELO_NONE, SPF_PASS,T_SCC_BODY_TEXT_LINE autolearn=unavailable autolearn_force=no version=3.4.6 X-Spam-Checker-Version: SpamAssassin 3.4.6 (2021-04-09) on fry.vger.email Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org X-Greylist: Sender passed SPF test, not delayed by milter-greylist-4.6.4 (fry.vger.email [0.0.0.0]); Fri, 08 Dec 2023 08:23:06 -0800 (PST) --ix9F9B72gOKa/1mD Content-Type: text/plain; charset=us-ascii Content-Disposition: inline Content-Transfer-Encoding: quoted-printable On Wed, Nov 29, 2023 at 09:13:36AM +0000, Sean Young wrote: > clk_get_rate() may do a mutex lock. Fetch the clock rate once, and prevent > rate changes using clk_rate_exclusive_get(). >=20 > Signed-off-by: Sean Young > --- > drivers/pwm/pwm-bcm2835.c | 31 +++++++++++++++++++++---------- > 1 file changed, 21 insertions(+), 10 deletions(-) s/pwm/PWM/ in the subject. Although, I guess you could just drop the "PWM" altogether because the subject prefix implies that this is for PWM. Also, please capitalize after the subject prefix. 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