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([45.64.160.138]) by smtp.gmail.com with ESMTPSA id 41be03b00d2f7-b34c4472eafsm2172155a12.53.2025.06.26.10.33.22 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Thu, 26 Jun 2025 10:33:33 -0700 (PDT) From: Pratibimba Khadka To: mchehab@kernel.org Cc: Pratibimba Khadka , Greg Kroah-Hartman , Al Viro , linux-media@vger.kernel.org (open list:MEDIA INPUT INFRASTRUCTURE (V4L/DVB)), linux-staging@lists.linux.dev (open list:STAGING SUBSYSTEM), linux-kernel@vger.kernel.org (open list) Subject: [PATCH] staging: media: av7110: Replace msleep() with usleep_range() in tuner function Date: Thu, 26 Jun 2025 23:17:25 +0545 Message-ID: <20250626173229.10967-1-pratibimbakhadka@gmail.com> X-Mailer: git-send-email 2.49.0 Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Transfer-Encoding: quoted-printable Content-Type: text/plain; charset="utf-8" Replace msleep(10) with usleep_range(10000, 12000) in the PLL lock waiting loop of nexusca_stv0297_tuner_set_params(). usleep_range() is preferred over msleep() for short delays (< 20ms) as it provides better accuracy and allows the scheduler flexibility for power management optimizations. The 10-12ms range maintains the same timing behavior while giving the kernel scheduler room to optimize. This change improves timing precision during the PLL lock detection phase without affecting the overall functionality of the tuner configuration process. Signed-off-by: Pratibimba Khadka --- drivers/staging/media/av7110/av7110.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/drivers/staging/media/av7110/av7110.c b/drivers/staging/media/= av7110/av7110.c index bc9a2a40afcb..7f6c610579c8 100644 --- a/drivers/staging/media/av7110/av7110.c +++ b/drivers/staging/media/av7110/av7110.c @@ -1827,7 +1827,7 @@ static int nexusca_stv0297_tuner_set_params(struct dv= b_frontend *fe) if (i2c_transfer(&av7110->i2c_adap, &readmsg, 1) =3D=3D 1) if (data[0] & 0x40) break; - msleep(10); + usleep_range(10000, 12000); } =20 return 0; --=20 2.49.0