diff options
Diffstat (limited to 'backend/epson2-ops.c')
| -rw-r--r-- | backend/epson2-ops.c | 33 |
1 files changed, 21 insertions, 12 deletions
diff --git a/backend/epson2-ops.c b/backend/epson2-ops.c index 83a0169..faf0ffa 100644 --- a/backend/epson2-ops.c +++ b/backend/epson2-ops.c @@ -291,14 +291,14 @@ e2_dev_post_init(struct Epson_Device *dev) dev->need_reset_on_source_change = SANE_FALSE; if (e2_dev_model(dev, "ES-9000H") || e2_dev_model(dev, "GT-30000")) { - dev->cmd->set_focus_position = 0; + dev->focusSupport = SANE_FALSE; dev->cmd->feed = 0x19; } if (e2_dev_model(dev, "GT-8200") || e2_dev_model(dev, "Perfection1650") || e2_dev_model(dev, "Perfection1640") || e2_dev_model(dev, "GT-8700")) { + dev->focusSupport = SANE_FALSE; dev->cmd->feed = 0; - dev->cmd->set_focus_position = 0; dev->need_reset_on_source_change = SANE_TRUE; } @@ -588,7 +588,7 @@ e2_discover_capabilities(Epson_Scanner *s) /* ESC F, request status */ status = esci_request_status(s, &scanner_status); if (status != SANE_STATUS_GOOD) - return status;; + return status; /* set capabilities */ if (scanner_status & STATUS_OPTION) @@ -817,20 +817,17 @@ e2_discover_capabilities(Epson_Scanner *s) DBG(1, "maximum supported color depth: %d\n", dev->maxDepth); /* - * Check for "request focus position" command. If this command is - * supported, then the scanner does also support the "set focus - * position" command. - * XXX ??? + * We assume that setting focus is supported when we can get the focus. + * This assumption may be overridden in e2_dev_post_init() */ - if (esci_request_focus_position(s, &s->currentFocusPosition) == SANE_STATUS_GOOD) { - DBG(1, "setting focus is supported, current focus: %u\n", s->currentFocusPosition); + DBG(1, "getting focus is supported, current focus: %u\n", s->currentFocusPosition); dev->focusSupport = SANE_TRUE; s->opt[OPT_FOCUS_POS].cap &= ~SANE_CAP_INACTIVE; s->val[OPT_FOCUS_POS].w = s->currentFocusPosition; } else { - DBG(1, "setting focus is not supported\n"); + DBG(1, "getting focus is not supported\n"); dev->focusSupport = SANE_FALSE; s->opt[OPT_FOCUS_POS].cap |= SANE_CAP_INACTIVE; s->val[OPT_FOCUS_POS].w = FOCUS_ON_GLASS; /* just in case */ @@ -1596,7 +1593,7 @@ e2_check_adf(Epson_Scanner * s) status = esci_request_extended_status(s, &buf, NULL); if (status != SANE_STATUS_GOOD) - return status;; + return status; t = buf[1]; @@ -1649,11 +1646,23 @@ e2_start_ext_scan(Epson_Scanner * s) if (buf[0] != STX) return SANE_STATUS_INVAL; - if (buf[1] & 0x80) { + if (buf[1] & STATUS_FER) { DBG(1, "%s: fatal error\n", __func__); return SANE_STATUS_IO_ERROR; } + /* + * The 12000XL signals busy only with FS+G, all other status queries + * say non-busy. Probably because you can in deed communicate with the + * device, just scanning is not yet possible. I tried polling with FS+G + * every 5 seconds, but that made scary noises. So, bail out and let + * the user retry manually. + */ + if (buf[1] & STATUS_NOT_READY) { + DBG(1, "%s: device not ready\n", __func__); + return SANE_STATUS_DEVICE_BUSY; + } + s->ext_block_len = le32atoh(&buf[2]); s->ext_blocks = le32atoh(&buf[6]); s->ext_last_len = le32atoh(&buf[10]); |