From: Ho Jie Feng <hjf3108@gmail.com>
To: Ulf Hansson <ulfh@kernel.org>
Cc: Maxim Levitsky <maximlevitsky@gmail.com>,
Alex Dubov <oakad@yahoo.com>,
linux-mmc@vger.kernel.org, linux-kernel@vger.kernel.org,
Ho Jie Feng <hjf3108@gmail.com>,
Hemanth Selam <hemanth.selam@gmail.com>,
Yifei Gao <gyf161023@gmail.com>,
Maoyi Xie <maoyixie.tju@gmail.com>,
Andrew Morton <akpm@linux-foundation.org>
Subject: [PATCH 4/5] memstick: ms_block: keep the power off during a full msb_reset()
Date: Mon, 9 Nov 2026 23:38:03 +0800 [thread overview]
Message-ID: <20261109153832.7377-4-hjf3108@gmail.com> (raw)
In-Reply-To: <20261109153510.7161-1-hjf3108@gmail.com>
Keep the power off for long enough so that the card properly
power cycles.
Fixes: 0ab30494bc4f ("memstick: add support for legacy memorysticks")
Signed-off-by: Ho Jie Feng <hjf3108@gmail.com>
---
drivers/memstick/core/ms_block.c | 3 +++
1 file changed, 3 insertions(+)
diff --git a/drivers/memstick/core/ms_block.c b/drivers/memstick/core/ms_block.c
index e373eaf92530f..66672235a4584 100644
--- a/drivers/memstick/core/ms_block.c
+++ b/drivers/memstick/core/ms_block.c
@@ -740,6 +740,9 @@ static int msb_reset(struct msb_data *msb, bool full)
msb_invalidate_reg_window(msb);
+ /* Allow enough time for the card to fully power off */
+ msleep(20);
+
error = host->set_param(host,
MEMSTICK_POWER, MEMSTICK_POWER_ON);
if (error)
--
2.56.0
next prev parent reply other threads:[~2026-11-09 15:39 UTC|newest]
Thread overview: 6+ messages / expand[flat|nested] mbox.gz Atom feed top
2026-11-09 15:34 [PATCH 0/5] memstick: fixes for mspro_block and ms_block Ho Jie Feng
2026-11-09 15:38 ` [PATCH 1/5] memstick: mspro_block: don't hand a finished request back to the host Ho Jie Feng
2026-11-09 15:38 ` [PATCH 2/5] memstick: mspro_block: wait for running dispatches in mspro_block_stop() Ho Jie Feng
2026-11-09 15:38 ` [PATCH 3/5] memstick: ms_block: don't erase the old block of an unmapped LBA Ho Jie Feng
2026-11-09 15:38 ` Ho Jie Feng [this message]
2026-11-09 15:38 ` [PATCH 5/5] memstick: ms_block: add the missing newline to the parallel switch error Ho Jie Feng
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