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@@ -851,17 +851,16 @@ static struct lm78_data *lm78_update_device(struct device *dev)
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static int __init lm78_isa_found(unsigned short address)
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static int __init lm78_isa_found(unsigned short address)
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{
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{
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int val, save, found = 0;
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int val, save, found = 0;
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-
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- /* We have to request the region in two parts because some
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- boards declare base+4 to base+7 as a PNP device */
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- if (!request_region(address, 4, "lm78")) {
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- pr_debug("lm78: Failed to request low part of region\n");
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- return 0;
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- }
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- if (!request_region(address + 4, 4, "lm78")) {
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- pr_debug("lm78: Failed to request high part of region\n");
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- release_region(address, 4);
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- return 0;
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+ int port;
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+
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+ /* Some boards declare base+0 to base+7 as a PNP device, some base+4
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+ * to base+7 and some base+5 to base+6. So we better request each port
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+ * individually for the probing phase. */
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+ for (port = address; port < address + LM78_EXTENT; port++) {
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+ if (!request_region(port, 1, "lm78")) {
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+ pr_debug("lm78: Failed to request port 0x%x\n", port);
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+ goto release;
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+ }
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}
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}
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#define REALLY_SLOW_IO
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#define REALLY_SLOW_IO
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@@ -925,8 +924,8 @@ static int __init lm78_isa_found(unsigned short address)
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val & 0x80 ? "LM79" : "LM78", (int)address);
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val & 0x80 ? "LM79" : "LM78", (int)address);
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release:
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release:
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- release_region(address + 4, 4);
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- release_region(address, 4);
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+ for (port--; port >= address; port--)
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+ release_region(port, 1);
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return found;
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return found;
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}
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}
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