From mboxrd@z Thu Jan 1 00:00:00 1970 From: Vinod Subject: Re: [PATCH] remoteproc: qcom: Introduce Hexagon V5 based WCSS driver Date: Thu, 7 Jun 2018 09:41:34 +0530 Message-ID: <20180607041134.GF16230@vkoul-mobl> References: <1528177361-8883-1-git-send-email-sricharan@codeaurora.org> <20180605061919.GQ16230@vkoul-mobl> <3a4c102b-7228-153a-c588-b1bf00291fa8@codeaurora.org> <20180606161733.GE510@tuxbook-pro> Mime-Version: 1.0 Content-Type: text/plain; charset=us-ascii Return-path: Content-Disposition: inline In-Reply-To: <20180606161733.GE510@tuxbook-pro> Sender: linux-kernel-owner@vger.kernel.org To: Bjorn Andersson Cc: Sricharan R , ohad@wizery.com, robh+dt@kernel.org, mark.rutland@arm.com, andy.gross@linaro.org, david.brown@linaro.org, linux-remoteproc@vger.kernel.org, devicetree@vger.kernel.org, linux-kernel@vger.kernel.org, linux-arm-msm@vger.kernel.org, linux-soc@vger.kernel.org, sibis@codeaurora.org List-Id: devicetree@vger.kernel.org On 06-06-18, 09:17, Bjorn Andersson wrote: > On Tue 05 Jun 05:56 PDT 2018, Sricharan R wrote: > > > Hi Vinod, > > > > On 6/5/2018 11:49 AM, Vinod wrote: > > > On 05-06-18, 11:12, Sricharan R wrote: > > > > > >> +config QCOM_Q6V5_WCSS > > >> + tristate "Qualcomm Hexagon based WCSS Peripheral Image Loader" > > >> + depends on OF && ARCH_QCOM > > >> + depends on QCOM_SMEM > > >> + depends on RPMSG_QCOM_SMD || (COMPILE_TEST && RPMSG_QCOM_SMD=n) > > >> + depends on RPMSG_QCOM_GLINK_SMEM || RPMSG_QCOM_GLINK_SMEM=n > > > > > > Is there a reason why it depends on RPMSG_QCOM_GLINK_SMEM=n? What would > > > happen if distro wants both this and RPMSG_QCOM_GLINK_SMEM > > > > > It says that QCOM_Q6V5_WCSS either must have a compatible state (i.e. > builtin vs builtin, module vs builtin, but not builtin vs module) or > that it's disabled, in which case we will hit the stub functions in > qcom_glink.h. > > I.e. this prevents QCOM_Q6V5_WCSS to be compiled builtin when > RPMSG_QCOM_GLINK_SMEM is module, as this would give us both stubs and > the module. IIUC, you want to have QCOM_Q6V5_WCSS and RPMSG_QCOM_GLINK_SMEM as modules or builtin So, wouldn't Kconfig syntax something like where we say: M if RPMSG_QCOM_GLINK_SMEM=m bool if RPMSG_QCOM_GLINK_SMEM=y Which makes it clear that both these have to be same type? -- ~Vinod