From: Michal Simek Date: Thu, 23 May 2013 12:52:34 +0000 (+0200) Subject: char: xilinx_hwicap: Fix typo in comment and extend it X-Git-Tag: v3.11-rc1~157^2~82 X-Git-Url: http://review.tizen.org/git/?a=commitdiff_plain;h=84524cf43d693746896782628466205ccc193e0d;p=profile%2Fivi%2Fkernel-x86-ivi.git char: xilinx_hwicap: Fix typo in comment and extend it s/regsiter/register/ Use origin comment from the first driver version which also explain the usage of XHI_MAX_RETRIES better. Signed-off-by: Michal Simek Signed-off-by: Michal Simek Signed-off-by: Greg Kroah-Hartman --- diff --git a/drivers/char/xilinx_hwicap/xilinx_hwicap.h b/drivers/char/xilinx_hwicap/xilinx_hwicap.h index 96677fc..38b145e 100644 --- a/drivers/char/xilinx_hwicap/xilinx_hwicap.h +++ b/drivers/char/xilinx_hwicap/xilinx_hwicap.h @@ -85,7 +85,13 @@ struct hwicap_driver_config { void (*reset)(struct hwicap_drvdata *drvdata); }; -/* Number of times to poll the done regsiter */ +/* Number of times to poll the done register. This has to be large + * enough to allow an entire configuration to complete. If an entire + * page (4kb) is configured at once, that could take up to 4k cycles + * with a byte-wide icap interface. In most cases, this driver is + * used with a much smaller fifo, but this should be sufficient in the + * worst case. + */ #define XHI_MAX_RETRIES 5000 /************ Constant Definitions *************/