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SubjectRe: [PATCH v3 2/4] bus: mhi: core: Move MHI_MAX_MTU to external header file
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?

Thanks,
Mani

> Signed-off-by: Hemant Kumar <hemantk@codeaurora.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
>

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