Merge git://git.kernel.org/pub/scm/linux/kernel/git/davem/net-2.6

[linux-2.6-omap-h63xx.git] / drivers / input / serio / i8042.c

diff --git a/drivers/input/serio/i8042.c b/drivers/input/serio/i8042.c
index 65a74cfc187b12199bb3f291775e9223da504198..170f71ee5772cda51f08298ccf7dd779ffa14bba 100644 (file)
--- a/drivers/input/serio/i8042.c
+++ b/drivers/input/serio/i8042.c
@@ -885,6 +885,20 @@ static long i8042_panic_blink(long count)
 
 #undef DELAY
 
+#ifdef CONFIG_X86
+static void i8042_dritek_enable(void)
+{
+       char param = 0x90;
+       int error;
+
+       error = i8042_command(&param, 0x1059);
+       if (error)
+               printk(KERN_WARNING
+                       "Failed to enable DRITEK extension: %d\n",
+                       error);
+}
+#endif
+
 #ifdef CONFIG_PM
 /*
  * Here we try to restore the original BIOS settings. We only want to
@@ -938,10 +952,20 @@ static int i8042_resume(struct platform_device *dev)
        i8042_ctr |= I8042_CTR_AUXDIS | I8042_CTR_KBDDIS;
        i8042_ctr &= ~(I8042_CTR_AUXINT | I8042_CTR_KBDINT);
        if (i8042_command(&i8042_ctr, I8042_CMD_CTL_WCTR)) {
-               printk(KERN_ERR "i8042: Can't write CTR to resume\n");
-               return -EIO;
+               printk(KERN_WARNING "i8042: Can't write CTR to resume, retrying...\n");
+               msleep(50);
+               if (i8042_command(&i8042_ctr, I8042_CMD_CTL_WCTR)) {
+                       printk(KERN_ERR "i8042: CTR write retry failed\n");
+                       return -EIO;
+               }
        }
 
+
+#ifdef CONFIG_X86
+       if (i8042_dritek)
+               i8042_dritek_enable();
+#endif
+
        if (i8042_mux_present) {
                if (i8042_set_mux_mode(1, NULL) || i8042_enable_mux_ports())
                        printk(KERN_WARNING
@@ -1160,6 +1184,11 @@ static int __devinit i8042_probe(struct platform_device *dev)
        if (error)
                return error;
 
+#ifdef CONFIG_X86
+       if (i8042_dritek)
+               i8042_dritek_enable();
+#endif
+
        if (!i8042_noaux) {
                error = i8042_setup_aux();
                if (error && error != -ENODEV && error != -EBUSY)
@@ -1171,14 +1200,6 @@ static int __devinit i8042_probe(struct platform_device *dev)
                if (error)
                        goto out_fail;
        }
-#ifdef CONFIG_X86
-       if (i8042_dritek) {
-               char param = 0x90;
-               error = i8042_command(&param, 0x1059);
-               if (error)
-                       goto out_fail;
-       }
-#endif
 /*
  * Ok, everything is ready, let's register all serio ports
  */