diff options
| author | Mark Cave-Ayland | 2021-03-04 23:10:35 +0100 |
|---|---|---|
| committer | Mark Cave-Ayland | 2021-03-07 11:39:05 +0100 |
| commit | b76624de5062fdf874a377ade84af90c62903833 (patch) | |
| tree | e14aa0b8c18f40136736845f4e671fe3e9cecd88 /hw/scsi | |
| parent | esp: remove dma_left from ESPState (diff) | |
| download | qemu-b76624de5062fdf874a377ade84af90c62903833.tar.gz qemu-b76624de5062fdf874a377ade84af90c62903833.tar.xz qemu-b76624de5062fdf874a377ade84af90c62903833.zip | |
esp: remove minlen restriction in handle_ti
The limiting of DMA transfers to the maximum size of the available data is already
handled by esp_do_dma() and do_dma_pdma_cb().
Signed-off-by: Mark Cave-Ayland <mark.cave-ayland@ilande.co.uk>
Reviewed-by: Philippe Mathieu-Daudé <f4bug@amsat.org>
Reviewed-by: Laurent Vivier <laurent@vivier.eu>
Message-Id: <20210304221103.6369-15-mark.cave-ayland@ilande.co.uk>
Diffstat (limited to 'hw/scsi')
| -rw-r--r-- | hw/scsi/esp.c | 12 |
1 files changed, 2 insertions, 10 deletions
diff --git a/hw/scsi/esp.c b/hw/scsi/esp.c index 92fea6a8c4..07d57cb791 100644 --- a/hw/scsi/esp.c +++ b/hw/scsi/esp.c @@ -552,7 +552,7 @@ void esp_transfer_data(SCSIRequest *req, uint32_t len) static void handle_ti(ESPState *s) { - uint32_t dmalen, minlen; + uint32_t dmalen; if (s->dma && !s->dma_enabled) { s->dma_cb = handle_ti; @@ -560,16 +560,8 @@ static void handle_ti(ESPState *s) } dmalen = esp_get_tc(s); - - if (s->do_cmd) { - minlen = (dmalen < ESP_CMDBUF_SZ) ? dmalen : ESP_CMDBUF_SZ; - } else if (s->ti_size < 0) { - minlen = (dmalen < -s->ti_size) ? dmalen : -s->ti_size; - } else { - minlen = (dmalen < s->ti_size) ? dmalen : s->ti_size; - } - trace_esp_handle_ti(minlen); if (s->dma) { + trace_esp_handle_ti(dmalen); s->rregs[ESP_RSTAT] &= ~STAT_TC; esp_do_dma(s); } else if (s->do_cmd) { |