From 6f730459d93985298f13087af24c5313e492146b Mon Sep 17 00:00:00 2001 From: Xu Ziyuan Date: Sun, 12 Mar 2017 14:19:04 +0800 Subject: [PATCH] mmc: drop unnecessary send_status request It's redundant to send cmd13 after cmd9 whose response is not R1b. The card devices will not be busy w/ cmd9. Signed-off-by: Ziyuan Xu --- drivers/mmc/mmc.c | 4 ---- 1 file changed, 4 deletions(-) diff --git a/drivers/mmc/mmc.c b/drivers/mmc/mmc.c index 3648950cf5..72fc17716e 100644 --- a/drivers/mmc/mmc.c +++ b/drivers/mmc/mmc.c @@ -1111,7 +1111,6 @@ static int mmc_startup(struct mmc *mmc) struct mmc_cmd cmd; ALLOC_CACHE_ALIGN_BUFFER(u8, ext_csd, MMC_MAX_BLOCK_LEN); ALLOC_CACHE_ALIGN_BUFFER(u8, test_csd, MMC_MAX_BLOCK_LEN); - int timeout = 1000; bool has_parts = false; bool part_completed; struct blk_desc *bdesc; @@ -1167,9 +1166,6 @@ static int mmc_startup(struct mmc *mmc) err = mmc_send_cmd(mmc, &cmd, NULL); - /* Waiting for the ready status */ - mmc_send_status(mmc, timeout); - if (err) return err; -- 2.39.5