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path: root/drivers/char/tipar.c
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-rw-r--r--drivers/char/tipar.c6
1 files changed, 4 insertions, 2 deletions
diff --git a/drivers/char/tipar.c b/drivers/char/tipar.c
index d30dc09dbbc9..9df0ca1be0e3 100644
--- a/drivers/char/tipar.c
+++ b/drivers/char/tipar.c
@@ -224,14 +224,16 @@ probe_ti_parallel(int minor)
224{ 224{
225 int i; 225 int i;
226 int seq[] = { 0x00, 0x20, 0x10, 0x30 }; 226 int seq[] = { 0x00, 0x20, 0x10, 0x30 };
227 int data;
227 228
228 for (i = 3; i >= 0; i--) { 229 for (i = 3; i >= 0; i--) {
229 outbyte(3, minor); 230 outbyte(3, minor);
230 outbyte(i, minor); 231 outbyte(i, minor);
231 udelay(delay); 232 udelay(delay);
233 data = inbyte(minor) & 0x30;
232 pr_debug("tipar: Probing -> %i: 0x%02x 0x%02x\n", i, 234 pr_debug("tipar: Probing -> %i: 0x%02x 0x%02x\n", i,
233 data & 0x30, seq[i]); 235 data, seq[i]);
234 if ((inbyte(minor) & 0x30) != seq[i]) { 236 if (data != seq[i]) {
235 outbyte(3, minor); 237 outbyte(3, minor);
236 return -1; 238 return -1;
237 } 239 }