[PATCH-3.6.y-3.9.y] staging: comedi: amplc_pc263: correct insn_bits result

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follow 97f4289ad08cffe55de06d4ac4f89ac540450aee

[Split from original patch subject: "staging: comedi: drivers: use
comedi_dio_update_state() for simple cases"]

Also, fix a bug in the amplc_pc263 and amplc_pci263 drivers where the
current state is not returned in data[1].

Signed-off-by: Ian Abbott <abbotti@xxxxxxxxx>
---
Applies to 3.6.y through to 3.9.y if any distros want it.
Do not use this patch for 3.10.y onwards.
---
 drivers/staging/comedi/drivers/amplc_pc263.c | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/drivers/staging/comedi/drivers/amplc_pc263.c b/drivers/staging/comedi/drivers/amplc_pc263.c
index 11c1f47..986175a 100644
--- a/drivers/staging/comedi/drivers/amplc_pc263.c
+++ b/drivers/staging/comedi/drivers/amplc_pc263.c
@@ -194,6 +194,9 @@ static int pc263_do_insn_bits(struct comedi_device *dev,
 		outb(s->state & 0xFF, dev->iobase);
 		outb(s->state >> 8, dev->iobase + 1);
 	}
+
+	data[1] = s->state;
+
 	return insn->n;
 }
 
-- 
1.8.4.4

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