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Re: [PATCH v2 25/42] esp: remove CMD pdma_origin


From: Philippe Mathieu-Daudé
Subject: Re: [PATCH v2 25/42] esp: remove CMD pdma_origin
Date: Tue, 23 Feb 2021 19:34:52 +0100
User-agent: Mozilla/5.0 (X11; Linux x86_64; rv:78.0) Gecko/20100101 Thunderbird/78.7.0

On 2/9/21 8:30 PM, Mark Cave-Ayland wrote:
> The cmdbuf is really just a copy of FIFO data (including extra message phase
> bytes) so its pdma_origin is effectively TI. Fortunately we already know when
> we are receiving a SCSI command since do_cmd == 1 which enables us to
> distinguish between the two cases in esp_pdma_read()/esp_pdma_write().
> 
> Signed-off-by: Mark Cave-Ayland <mark.cave-ayland@ilande.co.uk>
> ---
>  hw/scsi/esp.c         | 22 ++++++++++++----------
>  include/hw/scsi/esp.h |  1 -
>  2 files changed, 12 insertions(+), 11 deletions(-)

Reviewed-by: Philippe Mathieu-Daudé <f4bug@amsat.org>



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