Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1753014AbdDMPgk (ORCPT ); Thu, 13 Apr 2017 11:36:40 -0400 Received: from mail-wm0-f68.google.com ([74.125.82.68]:34555 "EHLO mail-wm0-f68.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1750773AbdDMPgg (ORCPT ); Thu, 13 Apr 2017 11:36:36 -0400 Date: Thu, 13 Apr 2017 17:36:32 +0200 From: Thierry Reding To: Laxman Dewangan Cc: jonathanh@nvidia.com, linux-pwm@vger.kernel.org, linux-tegra@vger.kernel.org, linux-kernel@vger.kernel.org Subject: Re: [PATCH 1/2] pwm: tegra: Read PWM clock source rate in driver init Message-ID: <20170413153632.GE27388@ulmo.ba.sec> References: <1492092628-843-1-git-send-email-ldewangan@nvidia.com> MIME-Version: 1.0 Content-Type: multipart/signed; micalg=pgp-sha256; protocol="application/pgp-signature"; boundary="o0ZfoUVt4BxPQnbU" Content-Disposition: inline In-Reply-To: <1492092628-843-1-git-send-email-ldewangan@nvidia.com> User-Agent: Mutt/1.8.0 (2017-02-23) Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 1720 Lines: 48 --o0ZfoUVt4BxPQnbU Content-Type: text/plain; charset=us-ascii Content-Disposition: inline Content-Transfer-Encoding: quoted-printable On Thu, Apr 13, 2017 at 07:40:27PM +0530, Laxman Dewangan wrote: > It is required to know the PWM clock source frequency to > calculate the PWM period. >=20 > In driver, the clock source frequency of the PWM does not > get change and, hence, get the clock source frequency in > driver initi. Get this values later for period calculation > from pwm_config(). >=20 > This will help in avoiding the clock call for getting clock rate > in the pwm_config() each time. >=20 > Signed-off-by: Laxman Dewangan > --- > drivers/pwm/pwm-tegra.c | 7 ++++++- > 1 file changed, 6 insertions(+), 1 deletion(-) Applied, thanks. Thierry --o0ZfoUVt4BxPQnbU Content-Type: application/pgp-signature; name="signature.asc" -----BEGIN PGP SIGNATURE----- iQIzBAABCAAdFiEEiOrDCAFJzPfAjcif3SOs138+s6EFAljvmwAACgkQ3SOs138+ s6GK6hAAhk4P6PW5xdj4HuKbpL0MW1bWl742YRZdEe3WJCdIKw3pNxMsUlbMX81p 57qA6RWB+AFulkzVBdYF4z2DOSMiYdQuzloz6EPXwRJ+Pr5Yc1RV5NYoYh6M2JfF yjhj2gIGlKUxyf6WYWZg5K+1+pwUWzbGYe9lqEjrdFQYk2Vmel1rYcUvq50y6d1Z G0xWjgsRawNAGg6DmMmKA1QAb00zaJsW9EGNELwLH0f8rkv20Badxg6PjaOg3nLO lMX2l+ESr9QK8miMN8j+1dBlUlaC9rzL4EJnGLjJDDHCSxTDa58NNJUEmp4Jgqp4 vR0JxLwfuXMJeer176ZEVp0gf1g2yBEsQiHlEBWJY7T87o92L/a1I+oCaIFsNeqk C4S59LyfrMByEqyGxezXMHeHg5hD56/boYyyfGcUW59MErqh0Nalg1QGuMM0fnLH Mpjcnn+Fcapb1U/38JGlVq8MFMXMHazu9UZyv+rurv4FXwFMlPL0LTtwuzUkeCnW SyIiD/jJhdCUVEMdWVfEGGMLFKzzYB9UqQINvqRi4DGQTOKP04prIwPP6v6zMik+ 1nHYfgg+QYoKwML74rgeiMQ8z+ikDiCTtJIS8HOZjMEa1L7kwUc3Ox7WkhWR3j6B xDUmkgseVAWPylIQMWkWFU+KXvSHlS65pCpGRXK3DneGNcacaa8= =woBu -----END PGP SIGNATURE----- --o0ZfoUVt4BxPQnbU--