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Re: [PATCH v2 24/42] esp: use in-built TC to determine PDMA transfer len


From: Philippe Mathieu-Daudé
Subject: Re: [PATCH v2 24/42] esp: use in-built TC to determine PDMA transfer length
Date: Tue, 23 Feb 2021 19:32:58 +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:
> Real hardware simply counts down using the in-built TC to determine when the
> the PDMA request is complete. Use the TC to determine the PDMA transfer length
> which then enables us to remove the redundant pdma_len variable.
> 
> Signed-off-by: Mark Cave-Ayland <mark.cave-ayland@ilande.co.uk>
> ---
>  hw/scsi/esp.c         | 28 +++++++++++++---------------
>  include/hw/scsi/esp.h |  1 -
>  2 files changed, 13 insertions(+), 16 deletions(-)

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



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