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Date: Wed, 24 Jun 2020 17:03:13 -0700 From: Hemant Kumar <hemantk@...eaurora.org> To: Manivannan Sadhasivam <manivannan.sadhasivam@...aro.org> Cc: linux-arm-msm@...r.kernel.org, linux-kernel@...r.kernel.org, jhugo@...eaurora.org, bbhatt@...eaurora.org Subject: Re: [PATCH v3 2/4] bus: mhi: core: Move MHI_MAX_MTU to external header file Hi Mani On 6/18/20 10:33 PM, Manivannan Sadhasivam wrote: > On Thu, Jun 11, 2020 at 11:13:42AM -0700, Hemant Kumar wrote: >> Currently this macro is defined in internal MHI header as >> a TRE length mask. Moving it to external header allows MHI >> client drivers to set this upper bound for the transmit >> buffer size. >> > > So we have 2 definitions for MHI_MAX_MTU now? Why can't you remove the one > available internally? Good catch, let me fix that in next patch series. > > Thanks, > Mani > >> Signed-off-by: Hemant Kumar <hemantk@...eaurora.org> >> --- >> include/linux/mhi.h | 3 +++ >> 1 file changed, 3 insertions(+) >> >> diff --git a/include/linux/mhi.h b/include/linux/mhi.h >> index a39b77d..ce43f74 100644 >> --- a/include/linux/mhi.h >> +++ b/include/linux/mhi.h >> @@ -16,6 +16,9 @@ >> #include <linux/wait.h> >> #include <linux/workqueue.h> >> >> +/* MHI client drivers to set this upper bound for tx buffer */ >> +#define MHI_MAX_MTU 0xffff >> + >> #define MHI_VOTE_BUS BIT(0) /* do not disable the mhi bus */ >> #define MHI_VOTE_DEVICE BIT(1) /* prevent mhi device from entering lpm */ >> >> -- >> The Qualcomm Innovation Center, Inc. is a member of the Code Aurora Forum, >> a Linux Foundation Collaborative Project >> -- The Qualcomm Innovation Center, Inc. is a member of the Code Aurora Forum, a Linux Foundation Collaborative Project
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