From mboxrd@z Thu Jan 1 00:00:00 1970 From: jernej.skrabec@siol.net (Jernej =?utf-8?B?xaBrcmFiZWM=?=) Date: Sat, 19 May 2018 09:11:15 +0200 Subject: [PATCH v2 12/26] drm/sun4i: Add support for multiple DW HDMI PHY clock parents In-Reply-To: <20180518152651.lfymc3kj7npj5tww@flea> References: <20180518094536.17201-1-jagan@amarulasolutions.com> <4909574.Q3IFWM0xt6@jernej-laptop> <20180518152651.lfymc3kj7npj5tww@flea> Message-ID: <1589389.XrQdaPTFv2@jernej-laptop> To: linux-arm-kernel@lists.infradead.org List-Id: linux-arm-kernel.lists.infradead.org Hi, Dne petek, 18. maj 2018 ob 17:26:51 CEST je Maxime Ripard napisal(a): > On Fri, May 18, 2018 at 04:46:41PM +0200, Jernej ?krabec wrote: > > > And this is a bit sloppy, since if phy_clk_num == 3, you won't try to > > > lookup pll-2 either. > > > > It is highly unlikely this will be higher than 2, at least for this HDMI > > PHY, since it has only 1 bit reserved for parent selection. But since I > > have to fix it, I'll add ">= 2" > > If we're only going to have two parents at most, ever, why don't we > had just a single other boolean. This would be less intrusive, and we > wouldn't have to check for those corner cases. It seems that usage of "bool" data type in structures is not wanted anymore according to checkpatch and this: https://lkml.org/lkml/2017/11/21/384 I guess I'll use "unsigned int" as recommended by Linus and named it "has_second_parent" to be unambigous that it's boolean in reality. Best regards, Jernej > > > BTW, I'll resend fixed version of this patch for my R40 HDMI series, since > > there is nothing to hold it back, unlike for this. > > Awesome, thanks! > Maxime > > -- > Maxime Ripard, Bootlin (formerly Free Electrons) > Embedded Linux and Kernel engineering > https://bootlin.com