From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Date: Thu, 18 May 2017 18:54:30 -0700 From: Stephen Boyd To: Maxime Ripard Cc: Chen-Yu Tsai , Mike Turquette , Daniel Vetter , David Airlie , dri-devel@lists.freedesktop.org, linux-clk@vger.kernel.org, linux-arm-kernel@lists.infradead.org, devicetree@vger.kernel.org, linux-kernel@vger.kernel.org, Thomas Petazzoni Subject: Re: [PATCH v3 01/21] clk: divider: Make divider_round_rate take the parent clock Message-ID: <20170519015430.GF20170@codeaurora.org> References: MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii In-Reply-To: List-ID: On 05/17, Maxime Ripard wrote: > So far, divider_round_rate only considers the parent clock returned by > clk_hw_get_parent. > > This works fine on clocks that have a single parents, this doesn't work on > muxes, since we will only consider the first parent, while other parents > may totally be able to provide a better combination. > > Clocks in that case cannot use divider_round_rate, so would have to come up > with a very similar logic to work around it. Instead of having to do > something like this, and duplicate that logic everywhere, create a > divider_round_rate parent to allow caller to give an additional parameter > for the parent clock to consider. > > Reviewed-by: Chen-Yu Tsai > Signed-off-by: Maxime Ripard > --- Acked-by: Stephen Boyd -- Qualcomm Innovation Center, Inc. is a member of Code Aurora Forum, a Linux Foundation Collaborative Project