linux-kernel - Re: [RFC PATCH 1/5] riscv: Define ioremap

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Message-ID: <f15b08a6-84f5-1e5c-79cd-a178037a2f11@kernel.org>
Date: Wed, 17 Sep 2025 11:23:49 -0600 (MDT)
From: Paul Walmsley <pjw@...nel.org>
To: Ruidong Tian <tianruidong@...ux.alibaba.com>, hchauhan@...tanamicro.com
cc: xueshuai@...ux.alibaba.com, palmer@...belt.com, paul.walmsley@...ive.com, 
    linux-riscv@...ts.infradead.org, linux-kernel@...r.kernel.org, 
    linux-acpi@...r.kernel.org, james.morse@....com, tony.luck@...el.com, 
    cleger@...osinc.com
Subject: Re: [RFC PATCH 1/5] riscv: Define ioremap_cache for RISC-V

On Wed, 10 Sep 2025, Ruidong Tian wrote:

> From: Himanshu Chauhan <hchauhan@...tanamicro.com>
> 
> bert and einj drivers use ioremap_cache for mapping entries
> but ioremap_cache is not defined for RISC-V.
> 
> Signed-off-by: Himanshu Chauhan <hchauhan@...tanamicro.com>

Looks like nothing should be using ioremap_cache() at all:

  https://lore.kernel.org/linux-riscv/YzQ6pqykLhJVeD2p@infradead.org/#t

Probably best just to fix the ACPI drivers?


- Paul