1 files changed, 23 insertions, 2 deletions

diff --git a/drivers/media/video/ir-kbd-i2c.c b/drivers/media/video/ir-kbd-i2c.c
index c87b6bc4555..a221ad68b33 100644
--- a/drivers/media/video/ir-kbd-i2c.c
+++ b/drivers/media/video/ir-kbd-i2c.c
@@ -128,6 +128,19 @@ static int get_key_haup(struct IR_i2c *ir, u32 *ir_key, u32 *ir_raw)
 
 static int get_key_haup_xvr(struct IR_i2c *ir, u32 *ir_key, u32 *ir_raw)
 {
+        int ret;
+        unsigned char buf[1] = { 0 };
+
+        /*
+         * This is the same apparent "are you ready?" poll command observed
+         * watching Windows driver traffic and implemented in lirc_zilog. With
+         * this added, we get far saner remote behavior with z8 chips on usb
+         * connected devices, even with the default polling interval of 100ms.
+         */
+        ret = i2c_master_send(ir->c, buf, 1);
+        if (ret != 1)
+                return (ret < 0) ? ret : -EINVAL;
+
         return get_key_haup_common (ir, ir_key, ir_raw, 6, 3);
 }
 
@@ -244,15 +257,17 @@ static void ir_key_poll(struct IR_i2c *ir)
         static u32 ir_key, ir_raw;
         int rc;
 
-        dprintk(2,"ir_poll_key\n");
+        dprintk(3, "%s\n", __func__);
         rc = ir->get_key(ir, &ir_key, &ir_raw);
         if (rc < 0) {
                 dprintk(2,"error\n");
                 return;
         }
 
-        if (rc)
+        if (rc) {
+                dprintk(1, "%s: keycode = 0x%04x\n", __func__, ir_key);
                 rc_keydown(ir->rc, ir_key, 0);
+        }
 }
 
 static void ir_work(struct work_struct *work)
@@ -321,6 +336,12 @@ static int ir_probe(struct i2c_client *client, const struct i2c_device_id *id)
                 rc_type     = RC_TYPE_OTHER;
                 ir_codes    = RC_MAP_AVERMEDIA_CARDBUS;
                 break;
+        case 0x71:
+                name        = "Hauppauge/Zilog Z8";
+                ir->get_key = get_key_haup_xvr;
+                rc_type     = RC_TYPE_RC5;
+                ir_codes    = hauppauge ? RC_MAP_HAUPPAUGE_NEW : RC_MAP_RC5_TV;
+                break;
         }
 
         /* Let the caller override settings */