linux-kernel - Re: [v6,2/7] drm/rockchip: vop: move write

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Date:   Thu, 27 Jul 2017 16:43:05 +0800
From:   jeffy <jeffy.chen@...k-chips.com>
To:     Mark yao <mark.yao@...k-chips.com>,
        David Airlie <airlied@...ux.ie>,
        Heiko Stuebner <heiko@...ech.de>
CC:     linux-rockchip@...ts.infradead.org,
        linux-arm-kernel@...ts.infradead.org,
        dri-devel@...ts.freedesktop.org, linux-kernel@...r.kernel.org
Subject: Re: [v6,2/7] drm/rockchip: vop: move write_relaxed flags to vop register

Hi mark,

On 07/26/2017 02:19 PM, Mark yao wrote:
> Since the drm atomic framework, only a small part of the vop
> register needs sync write, Currently seems only following registers
> need sync write:
>     cfg_done, standby and interrupt related register.
>
> All ctrl registers are using the sync write method that is
> inefficient, hardcode the write_relaxed flags to vop registers,
> then can only do synchronize write for those actual needed register.
>
> Signed-off-by: Mark Yao<mark.yao@...k-chips.com>
> Tested-by: Heiko Stuebner<heiko@...ech.de>

Reviewed-by: Jeffy Chen <jeffy.chen@...k-chips.com>