D'oh, butchered Mike's last name (and domain name), apologies...
On Thu, Jan 20, 2011 at 11:30:25PM -0500, Jarod Wilson wrote:
> Add the same "are you ready?" i2c_master_send() poll command to
> get_key_haup_xvr found in lirc_zilog, which is apparently seen in
> the Windows driver for the PVR-150 w/a z8. This stabilizes what is
> received from both the HD-PVR and HVR-1950, even with their polling
> intervals at the default of 100, thus the removal of the custom
> 260ms polling_interval in pvrusb2-i2c-core.c.
>
> CC: Andy Walls <awalls@xxxxxxxxxxxxxxxx>
> CC: Mike Isely <isely@xxxxxxxxx>
> Signed-off-by: Jarod Wilson <jarod@xxxxxxxxxx>
> ---
> drivers/media/video/ir-kbd-i2c.c | 13 +++++++++++++
> drivers/media/video/pvrusb2/pvrusb2-i2c-core.c | 1 -
> 2 files changed, 13 insertions(+), 1 deletions(-)
>
> diff --git a/drivers/media/video/ir-kbd-i2c.c b/drivers/media/video/ir-kbd-i2c.c
> index d2b20ad..a221ad6 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);
> }
>
> diff --git a/drivers/media/video/pvrusb2/pvrusb2-i2c-core.c b/drivers/media/video/pvrusb2/pvrusb2-i2c-core.c
> index ccc8849..451ecd4 100644
> --- a/drivers/media/video/pvrusb2/pvrusb2-i2c-core.c
> +++ b/drivers/media/video/pvrusb2/pvrusb2-i2c-core.c
> @@ -597,7 +597,6 @@ static void pvr2_i2c_register_ir(struct pvr2_hdw *hdw)
> init_data->internal_get_key_func = IR_KBD_GET_KEY_HAUP_XVR;
> init_data->type = RC_TYPE_RC5;
> init_data->name = hdw->hdw_desc->description;
> - init_data->polling_interval = 260; /* ms From lirc_zilog */
> /* IR Receiver */
> info.addr = 0x71;
> info.platform_data = init_data;
> --
> 1.7.3.4
>
--
Jarod Wilson
jarod@xxxxxxxxxx
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