19 Jul
2016
19 Jul
'16
4:03 a.m.
Hi Ziyuan,
On 07/19/2016 10:38 AM, Ziyuan Xu wrote:
It's no need to speed 10 seconds to wait the mmc device out from busy status. 500 milliseconds enough.
I agreed that 10 seconds is too big.. Could you explain more how you get 500ms and feel enough?
Best Regards, Jaehoon Chung
Signed-off-by: Ziyuan Xu xzy.xu@rock-chips.com
drivers/mmc/dw_mmc.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/drivers/mmc/dw_mmc.c b/drivers/mmc/dw_mmc.c index 2cf7bae..790a166 100644 --- a/drivers/mmc/dw_mmc.c +++ b/drivers/mmc/dw_mmc.c @@ -195,7 +195,7 @@ static int dwmci_send_cmd(struct mmc *mmc, struct mmc_cmd *cmd, ALLOC_CACHE_ALIGN_BUFFER(struct dwmci_idmac, cur_idmac, data ? DIV_ROUND_UP(data->blocks, 8) : 0); int ret = 0, flags = 0, i;
- unsigned int timeout = 100000;
- unsigned int timeout = 500; u32 retry = 100000; u32 mask, ctrl; ulong start = get_timer(0);