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Re: [PATCH v2 10/12] hw/block/nvme: move cmb logic to v1.4

From: Minwoo Im
Subject: Re: [PATCH v2 10/12] hw/block/nvme: move cmb logic to v1.4
Date: Mon, 18 Jan 2021 21:58:59 +0900
User-agent: Mutt/1.11.4 (2019-03-13) 
Hello,

On 21-01-18 10:47:03, Klaus Jensen wrote:
> From: Padmakar Kalghatgi <p.kalghatgi@samsung.com>
> 
> Implement v1.4 logic for configuring the Controller Memory Buffer. This
> is not backward compatible with v1.3, so drivers that only support v1.3
> will not be able to use the CMB anymore.
> 
> Signed-off-by: Padmakar Kalghatgi <p.kalghatgi@samsung.com>
> Signed-off-by: Klaus Jensen <k.jensen@samsung.com>

Yes, CMB in v1.4 is not backward-compatible, but is it okay to move onto
the CMB v1.4 from v1.3 without supporting the v1.3 usage on this device
model?
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