Hi Alex,
-Original Message-
From: linux-mmc-ow...@vger.kernel.org
[mailto:linux-mmc-ow...@vger.kernel.org] On Behalf Of Alex Lemberg
Sent: Monday, April 06, 2015 9:48 PM
To: Dong, Chuanxiao; linux-mmc@vger.kernel.org
Cc: Yuliy Izrailov
Subject: RE: [PATCH 0/5] mmc: Soft Command
02, 2015 4:57 PM
To: Dong, Chuanxiao; linux-mmc@vger.kernel.org
Cc: Yuliy Izrailov
Subject: RE: [PATCH 0/5] mmc: Soft Command queue implementation for
eMMC5.1 device
Hi Chuanxiao,
-Original Message-
From: linux-mmc-ow...@vger.kernel.org [mailto:linux-mmc-
ow
-Original Message-
From: Alex Lemberg [mailto:alex.lemb...@sandisk.com]
Sent: Monday, February 16, 2015 4:55 PM
To: Dong, Chuanxiao
Cc: linux-mmc@vger.kernel.org; Yuliy Izrailov
Subject: RE: [RFC PATCH 0/5]mmc: Soft Command queue implementation for
eMMC5.1 device
Hi Chuanxiao
, 2015 10:01 PM
To: Dong, Chuanxiao
Cc: linux-mmc@vger.kernel.org; Yuliy Izrailov
Subject: RE: [RFC PATCH 0/5]mmc: Soft Command queue implementation for
eMMC5.1 device
Hi Chuanxiao,
I have a question from the review of your SW CMDQ driver code.
From the eMMC5.1 spec, the ready
PM
To: Dong, Chuanxiao; linux-mmc@vger.kernel.org
Subject: Re: [RFC PATCH 0/5]mmc: Soft Command queue implementation for
eMMC5.1 device
Hi, Chuanxiao.
Was it published for the eMMC5.1 spec?
Best Regards,
Jaehoon Chung
On 12/19/2014 05:04 PM, Chuanxiao Dong wrote:
Hello,
Seems
-Original Message-
From: Ulf Hansson [mailto:ulf.hans...@linaro.org]
Sent: Friday, December 19, 2014 5:02 PM
To: Dong, Chuanxiao
Cc: linux-mmc
Subject: Re: [RFC PATCH 0/5]mmc: Soft Command queue implementation for
eMMC5.1 device
On 19 December 2014 at 09:04, Chuanxiao Dong
-Original Message-
From: linux-mmc-ow...@vger.kernel.org
[mailto:linux-mmc-ow...@vger.kernel.org] On Behalf Of Ulf Hansson
Sent: Wednesday, September 03, 2014 3:21 PM
To: Jean-Michel Hautbois; Dong, Chuanxiao
Cc: linux-mmc; ch...@printf.org
Subject: Re: [PATCH v3] mmc: core: try
-Original Message-
From: Gao, Yunpeng
Sent: Monday, August 18, 2014 2:17 PM
To: linux-mmc@vger.kernel.org
Cc: Gao, Yunpeng; Dong, Chuanxiao
Subject: [PATCH] mmc: core: optimize mmc device power up ramp up time
In current kernel mmc driver, it uses two 'msleep(10)'
for eMMC/SD
-Original Message-
From: Jaehoon Chung [mailto:jh80.ch...@samsung.com]
Sent: Tuesday, August 19, 2014 1:14 PM
To: Dong, Chuanxiao; ulf.hans...@linaro.org; ch...@printf.org
Cc: linux-mmc@vger.kernel.org
Subject: Re: [PATCH V2] mmc: sdhci: check 1.2v IO capability for SDHC host
Hi
-Original Message-
From: Ulf Hansson [mailto:ulf.hans...@linaro.org]
Sent: Friday, August 15, 2014 4:34 PM
To: Dong, Chuanxiao
Cc: linux-mmc; ch...@printf.org
Subject: Re: [PATCH v3] mmc: core: try 1.8v signling in ddr mode if host and
device
On 15 August 2014 05:28, Chuanxiao
-Original Message-
From: linux-mmc-ow...@vger.kernel.org
[mailto:linux-mmc-ow...@vger.kernel.org] On Behalf Of Ulf Hansson
Sent: Tuesday, August 12, 2014 9:21 PM
To: Dong, Chuanxiao
Cc: linux-mmc; ch...@printf.org; Gao, Yunpeng
Subject: Re: [PATCH] mmc: core: use 1.8v signling
Hello,
Any feedback on this fix?
Thanks
Chuanxiao
-Original Message-
From: linux-mmc-ow...@vger.kernel.org
[mailto:linux-mmc-ow...@vger.kernel.org] On Behalf Of Chuanxiao Dong
Sent: Friday, August 01, 2014 2:00 PM
To: linux-mmc@vger.kernel.org; c...@laptop.org;
-Original Message-
From: Ulf Hansson [mailto:ulf.hans...@linaro.org]
Sent: Wednesday, March 12, 2014 8:41 PM
To: Chris Ball; Lu, Aaron; Wang, Xiaoming; Dong, Chuanxiao
Cc: linux-mmc@vger.kernel.org; Liu, Chuansheng; linux-ker...@vger.kernel.org;
NeilBrown; Rafael J. Wysocki
chuanxiao.d...@intel.com
Thanks
Chuanxiao
-Original Message-
From: Lu, Aaron
Sent: Wednesday, March 12, 2014 10:36 AM
To: Ulf Hansson; linux-mmc@vger.kernel.org; Chris Ball; Liu, Chuansheng; Dong,
Chuanxiao
Cc: linux-ker...@vger.kernel.org; NeilBrown; Rafael J. Wysocki
Subject: Re: [RFC
-Original Message-
From: Yaniv Gardi [mailto:yga...@codeaurora.org]
Sent: Wednesday, June 13, 2012 12:20 AM
To: Dong, Chuanxiao; 'S, Venkatraman'
Cc: linux-mmc@vger.kernel.org; me...@codeaurora.org
Subject: RE: [PATCH v6 0/2] *** adding and exposing SANITIZE capability
Hi Yaniv
-Original Message-
From: linux-mmc-ow...@vger.kernel.org
[mailto:linux-mmc-ow...@vger.kernel.org] On Behalf Of Yaniv Gardi
Sent: Sunday, June 10, 2012 9:49 PM
To: 'S, Venkatraman'
Cc: linux-mmc@vger.kernel.org; me...@codeaurora.org
Subject: RE: [PATCH v6 0/2] *** adding and
-Original Message-
From: Hunter, Adrian
Sent: Monday, May 21, 2012 7:06 PM
To: Dong, Chuanxiao
Cc: linux-mmc@vger.kernel.org; c...@laptop.org
Subject: Re: [PATCH]mmc: core: not to --qty when calculate timeout for
SECURE_ERASE
On 13/04/12 07:19, Chuanxiao Dong wrote:
--qty
-Original Message-
From: linux-mmc-ow...@vger.kernel.org
[mailto:linux-mmc-ow...@vger.kernel.org] On Behalf Of Daniel Drake
Sent: Tuesday, April 10, 2012 7:14 AM
To: c...@laptop.org
Cc: linux-mmc@vger.kernel.org; Hunter, Adrian
Subject: [PATCH] mmc: sdhci: refine non-removable card
-Original Message-
From: Ulf Hansson [mailto:ulf.hans...@stericsson.com]
Sent: Tuesday, April 10, 2012 10:33 PM
To: Dong, Chuanxiao
Cc: linux-mmc@vger.kernel.org; linux...@lists.linux-foundation.org;
c...@laptop.org; linus.wall...@linaro.org; r...@sisk.pl
Subject: Re: [PATCH V3
-Original Message-
From: Ulf Hansson [mailto:ulf.hans...@stericsson.com]
Sent: Tuesday, April 10, 2012 9:20 PM
To: Dong, Chuanxiao
Cc: linux-mmc@vger.kernel.org; linux...@lists.linux-foundation.org;
r...@sisk.pl
Subject: Re: [PATCH V2]mmc: remove MMC bus legacy suspend/resume
What I am checking with is eMMC4.41 spec, not eMMC4.5 spec.
Forward you the link: www.jedec.org/sites/default/files/docs/JESD84-A441.pdf
Thanks
Chuanxiao
-Original Message-
From: Namjae Jeon [mailto:linkinj...@gmail.com]
Sent: Wednesday, March 28, 2012 5:17 PM
To: Dong, Chuanxiao
Cc
-Original Message-
From: Namjae Jeon [mailto:linkinj...@gmail.com]
Sent: Wednesday, March 28, 2012 8:36 PM
To: Dong, Chuanxiao
Cc: linux-mmc@vger.kernel.org; c...@laptop.org; Hunter, Adrian
Subject: Re: [Patch v1]mmc:core: correct mmc_erase_timeout calculation
If ERASE_GROUP_DEF
Rasmussen; Dong, Chuanxiao; Konstantin
Dorfman
Subject: Re: [PATCH v5] mmc: support BKOPS feature for eMMC
On Thu, Jan 5, 2012 at 6:25 AM, Jaehoon Chung jh80.ch...@samsung.com
wrote:
Enable eMMC background operations (BKOPS) feature.
If URGENT_BKOPS is set after a response, note
Hi Adrian,
-Original Message-
From: linux-mmc-ow...@vger.kernel.org
[mailto:linux-mmc-ow...@vger.kernel.org] On Behalf Of Adrian Hunter
Sent: Friday, December 09, 2011 3:37 PM
To: Chris Ball
Cc: linux-mmc@vger.kernel.org; Hunter, Adrian
Subject: [PATCH] mmc: sdhci-pci: remove
at http://vger.kernel.org/majordomo-info.html
---End Message---
---BeginMessage---
Hey,
On Tue, May 17, 2011 at 5:03 AM, Dong, Chuanxiao
chuanxiao.d...@intel.com wrote:
Just found Andrei Warkentin also submitted a RFC patch, which included more
fix for mounted root file system media. Please ignore
not push to
linux-mmc
Thanks
Chuanxiao
-Original Message-
From: Viresh Kumar [mailto:viresh.ku...@st.com]
Sent: Tuesday, November 15, 2011 3:10 PM
To: Dong, Chuanxiao
Cc: Chris Ball; linux-mmc@vger.kernel.org; Shiraz HASHIM; Armando VISCONTI;
Ajay KHANDELWAL
Subject: Re: [Query] mmc
-Original Message-
From: Per Forlin [mailto:per.l...@gmail.com]
Sent: Friday, November 11, 2011 4:32 PM
To: Dong, Chuanxiao
Cc: Jaehoon Chung; linux-mmc; Jae hoon Chung; Chris Ball; Kyungmin Park;
Hanumath Prasad; Sebastian Rasmussen; svenk...@ti.com
Subject: Re: [PATCH v2] mmc
Hi Jaehoon,
-Original Message-
From: Jaehoon Chung [mailto:jh80.ch...@samsung.com]
Sent: Wednesday, November 02, 2011 6:29 PM
To: linux-mmc
Cc: Chris Ball; Kyungmin Park; Hanumath Prasad; Sebastian Rasmussen; Per
Forlin;
svenk...@ti.com; Dong, Chuanxiao
Subject: [PATCH v2] mmc
-Original Message-
From: linux-mmc-ow...@vger.kernel.org
[mailto:linux-mmc-ow...@vger.kernel.org] On Behalf Of Jaehoon Chung
Sent: Thursday, October 27, 2011 7:10 PM
To: linux-mmc
Cc: Chris Ball; Kyungmin Park; Hanumath Prasad
Subject: [PATCH] mmc: support BKOPS feature for eMMC
-Original Message-
From: Sebastian Rasmussen [mailto:seb...@gmail.com]
Sent: Friday, October 28, 2011 4:31 AM
To: Dong, Chuanxiao
Cc: Jaehoon Chung; linux-mmc; Chris Ball; Kyungmin Park; Hanumath Prasad
Subject: Re: [PATCH] mmc: support BKOPS feature for eMMC
@@ -68,6 +68,7
Chung
Sent: Monday, August 08, 2011 2:29 PM
To: linux-mmc@vger.kernel.org
Cc: Chris Ball; Dong, Chuanxiao; Kyungmin Park; Hanumath Prasad;
svenk...@ti.com
Subject: [PATCH] mmc: support HPI send command
HPI command is defined in eMMC4.41.
We didn't use this command.
But maybe we need to use
-Original Message-
From: linux-mmc-ow...@vger.kernel.org
[mailto:linux-mmc-ow...@vger.kernel.org] On Behalf Of Kevin Hilman
Sent: Saturday, July 09, 2011 2:24 AM
To: Balaji T K
Cc: linux-o...@vger.kernel.org; linux-mmc@vger.kernel.org; c...@laptop.org;
t...@atomide.com;
-Original Message-
From: linux-mmc-ow...@vger.kernel.org
[mailto:linux-mmc-ow...@vger.kernel.org] On Behalf Of Linus Walleij
Sent: Tuesday, May 17, 2011 1:56 AM
To: Guennadi Liakhovetski
Cc: Chris Ball; David Strobach; linux-mmc@vger.kernel.org; Greg KH;
ho...@verge.net.au;
Just found Andrei Warkentin also submitted a RFC patch, which included more fix
for mounted root file system media. Please ignore this thread.
-Original Message-
From: linux-mmc-ow...@vger.kernel.org
[mailto:linux-mmc-ow...@vger.kernel.org] On Behalf Of Chuanxiao Dong
Sent: Tuesday,
-Original Message-
From: linux-mmc-ow...@vger.kernel.org
[mailto:linux-mmc-ow...@vger.kernel.org] On Behalf Of Andrei Warkentin
Sent: Tuesday, April 05, 2011 4:31 AM
To: linux-mmc@vger.kernel.org
Cc: Andrei Warkentin
Subject: [RFC] MMC: Request for comments attempt at dealing with
Hello Liakhovetski,
Right now I am facing some problem during kernel booting which indicate caused
by MMC driver. So I think I encountered the race condition you mentioned below.
I have gone through MMC stack code, seems sdhci_set_ios already wrapped by spin
lock/unlock, so I am a little not
-Original Message-
From: linux-mmc-ow...@vger.kernel.org
[mailto:linux-mmc-ow...@vger.kernel.org] On Behalf Of Andrei Warkentin
Sent: Tuesday, April 12, 2011 5:14 AM
To: linux-mmc@vger.kernel.org
Cc: a...@arndb.de; c...@laptop.org; Andrei Warkentin
Subject: [patchv3 2/4] MMC:
-Original Message-
From: Andrei Warkentin [mailto:andr...@motorola.com]
Sent: Wednesday, April 13, 2011 2:05 AM
To: Dong, Chuanxiao
Cc: linux-mmc@vger.kernel.org; a...@arndb.de; c...@laptop.org
Subject: Re: [patchv3 2/4] MMC: SDHCI R1B command handling +
MMC_CAP_ERASE.
On Tue
-Original Message-
From: Marc Koschewski [mailto:m...@osknowledge.org]
Sent: Thursday, February 24, 2011 7:38 PM
To: Dong, Chuanxiao
Cc: linux-mmc@vger.kernel.org; c...@laptop.org; adrian.hun...@nokia.com;
linus.wall...@linaro.org; linux-ker...@vger.kernel.org
Subject: Re: [PATCH
-Original Message-
From: Marc Koschewski [mailto:m...@osknowledge.org]
Sent: Thursday, February 24, 2011 8:23 PM
To: Dong, Chuanxiao
Cc: linux-mmc@vger.kernel.org; c...@laptop.org; adrian.hun...@nokia.com;
linus.wall...@linaro.org; linux-ker...@vger.kernel.org
Subject: Re: [PATCH 1
-Original Message-
From: Arnd Bergmann [mailto:a...@arndb.de]
Sent: Sunday, February 13, 2011 2:05 AM
To: Dong, Chuanxiao
Cc: linux-mmc@vger.kernel.org; c...@laptop.org; linux-ker...@vger.kernel.org;
a...@linux-foundation.org; adrian.hun...@nokia.com
Subject: Re: [PATCH v4 1/3]mmc
-Original Message-
From: Arnd Bergmann [mailto:a...@arndb.de]
Sent: Saturday, February 12, 2011 4:38 PM
To: Dong, Chuanxiao
Cc: linux-mmc@vger.kernel.org; c...@laptop.org; linux-ker...@vger.kernel.org;
a...@linux-foundation.org; adrian.hun...@nokia.com
Subject: Re: [PATCH v4 1/3]mmc
-Original Message-
From: Ohad Ben-Cohen [mailto:o...@wizery.com]
Sent: Monday, January 24, 2011 4:40 AM
To: Nicolas Pitre
Cc: Chris Ball; Dong, Chuanxiao; Tardy, Pierre; linux-mmc@vger.kernel.org;
Linus
Walleij; Gao, Yunpeng
Subject: Re: [PATCH v1 1/3]mmc: implemented runtime pm
Hi Chris,
/sys/devices/.../mmc_host/mmcX/mmcX:/enhanced_area_size
+Date: January 2011
+Contact: Chuanxiao Dong chuanxiao.d...@intel.com
+Description:
+ Enhanced area is a new feature defined in eMMC4.4
standard.
eMMC4.4
or
+
Hi Chris,
-Original Message-
From: Chris Ball [mailto:c...@laptop.org]
Sent: Friday, January 21, 2011 11:28 PM
To: Dong, Chuanxiao
Cc: linux-mmc@vger.kernel.org; linux-ker...@vger.kernel.org;
a...@linux-foundation.org
Subject: Re: [PATCH v3 1/1]mmc: implemented eMMC4.4 enhanced
Hi Chris,
Thanks for letting me know this. :)
-Chuanxiao
-Original Message-
From: Chris Ball [mailto:c...@laptop.org]
Sent: Saturday, January 22, 2011 9:52 AM
To: Dong, Chuanxiao
Cc: linux-mmc@vger.kernel.org; linux-ker...@vger.kernel.org;
a...@linux-foundation.org
Subject: Re
Hi Chris,
--- /dev/null
+++ b/Documentation/ABI/testing/sysfs-devices-mmc
@@ -0,0 +1,19 @@
+What:
/sys/devices/.../mmc_host/mmcX/mmcX:/enhanced_area_offset
+Date: January 2011
+Contact: Chuanxiao Dong chuanxiao.d...@intel.com
+Description:
+
to specify the latency which is longer than 8 clock cycle.
Thanks
Chuanxiao
-Original Message-
From: Tardy, Pierre
Sent: Wednesday, January 19, 2011 12:39 AM
To: Dong, Chuanxiao; linux-mmc@vger.kernel.org
Cc: linux-ker...@vger.kernel.org; c...@laptop.org; o...@wizery.com
Subject: RE: [PATCH
Hi Chris,
Thanks for comments. I will fix the typo and line warp errors in the next
submissions. :)
MMC_DEV_ATTR(name, %s\n, card-cid.prod_name);
MMC_DEV_ATTR(oemid, 0x%04x\n, card-cid.oemid);
MMC_DEV_ATTR(serial, 0x%08x\n, card-cid.serial);
+MMC_DEV_ATTR(enhanced_area_offset,
-Original Message-
From: Tardy, Pierre
Sent: Monday, January 17, 2011 6:59 PM
To: Dong, Chuanxiao; linux-mmc@vger.kernel.org
Cc: linux-ker...@vger.kernel.org; c...@laptop.org; o...@wizery.com
Subject: RE: [PATCH v1 1/3]mmc: implemented runtime pm for mmc host
MMC host has
Hi Chris,
Thanks for your comments. It is really helpful!
-Original Message-
From: linux-kernel-ow...@vger.kernel.org
[mailto:linux-kernel-ow...@vger.kernel.org] On Behalf Of Chris Ball
Sent: Monday, January 10, 2011 8:03 AM
To: Dong, Chuanxiao
Cc: linux-mmc@vger.kernel.org; linux
Hi Chris, Thanks for your review! Below is my answer about your concerns.
-Original Message-
From: Chris Ball [mailto:c...@laptop.org]
Sent: Tuesday, January 11, 2011 7:20 AM
To: Dong, Chuanxiao
Cc: linux-mmc@vger.kernel.org; linux-ker...@vger.kernel.org;
a...@linux-foundation.org
Hi Chris,
The HW ware reset patches have been pending for several weeks. The first
version was sent at Oct.25th, and now I have updated them to be the version 6.
So Chris, would you help me on this?. I want to know whether they are
acceptable. And I am ready to fix all the comments from the
Hi all,
This feature can reset eMMC card when card cannot response any command.
As eMMC4.4 standard recommended, the HW reset will only be launched when card
occurs timeout errors.
To make sure card can be reset, using HW reset instead of using command 0.
So if this kind of scenario occurs,
-Original Message-
From: kyungmi...@gmail.com [mailto:kyungmi...@gmail.com] On Behalf Of
Kyungmin Park
Sent: Thursday, December 09, 2010 1:24 PM
To: Dong, Chuanxiao
Cc: linux-mmc@vger.kernel.org; linux-ker...@vger.kernel.org; c...@laptop.org;
ar...@linux.intel.com
Hi all,
Can these patches be accepted? My SDHCI host controller really needs these
patches to use Trim/Erase feature.
If anyone has concern about these patches, do please let me know and I would
like to fix them. Thanks.
-Original Message-
From: linux-mmc-ow...@vger.kernel.org
Hi all,
I have updated the HW reset feature patch to be version4, but no one has given
me any comment
Does any want to review these patches?
-Original Message-
From: linux-mmc-ow...@vger.kernel.org
[mailto:linux-mmc-ow...@vger.kernel.org] On Behalf Of Chuanxiao Dong
Sent: Friday,
-Original Message-
From: Arnd Bergmann [mailto:a...@arndb.de]
Sent: Monday, December 06, 2010 8:29 PM
To: Dong, Chuanxiao
Cc: linux-mmc@vger.kernel.org; linux-ker...@vger.kernel.org; c...@laptop.org;
a...@linux-foundation.org; ar...@linux.intel.com; a...@linux.intel.com;
kmp
Hello all,
How about these patches? It implemented HW reset feature. When card occurred a
timeout error during reading/writing/erasing, these patches will allow driver
to reset eMMC card by trigger a HW reset signal.
Does anyone have any comments about the implementation of these patches?
-Original Message-
From: kyungmi...@gmail.com [mailto:kyungmi...@gmail.com] On Behalf Of
Kyungmin Park
Sent: Tuesday, December 07, 2010 9:34 AM
To: Dong, Chuanxiao
Cc: linux-mmc@vger.kernel.org; linux-ker...@vger.kernel.org; c...@laptop.org;
ar...@linux.intel.com
-Original Message-
From: linux-mmc-ow...@vger.kernel.org
[mailto:linux-mmc-ow...@vger.kernel.org] On Behalf Of Wolfram Sang
Sent: Sunday, December 05, 2010 5:34 AM
To: Dong, Chuanxiao
Cc: linux-mmc@vger.kernel.org; linux-ker...@vger.kernel.org; c...@laptop.org;
ar...@linux.intel.com
-Original Message-
From: kyungmi...@gmail.com [mailto:kyungmi...@gmail.com] On Behalf Of
Kyungmin Park
Sent: Monday, December 06, 2010 9:12 AM
To: Dong, Chuanxiao
Cc: linux-mmc@vger.kernel.org; linux-ker...@vger.kernel.org; c...@laptop.org;
a...@linux-foundation.org; ar
On Thu, Dec 02, 2010 at 07:26:13PM +0800, Chuanxiao Dong wrote:
+ if (host-quirks SDHCI_QUIRK_FORCE_ERASE_SINGLE) {
+ /* Set the timeout to be the maximum value */
+ if (cmd-erase_timeout)
+ sdhci_writeb(host, 0xE, SDHCI_TIMEOUT_CONTROL);
+
Thank you for the patches, I'm sorry you didn't get a reply yet. We will
review all of them. (I'm not expert with eMMC yet, so it would be better
for someone else on the list to review those patches if possible.)
Thanks for your explanation, Chris. I will wait for any response. If I have
Hi Chris,
I have submitted several patches to this mail list since Oct.25, but didn't get
any response.
Do you have any plan to review them? I would like to fix all of them if you
have concern about them.
Below are my patches, but no response got from each since the first submission.
1. eMMC4.4
+ opcode = card-ext_csd.hpi_cmd;
+ if (opcode == MMC_STOP_TRANSMISSION)
+ flags = MMC_RSP_R1B | MMC_CMD_AC;
+ else if (opcode == MMC_SEND_STATUS)
+ flags = MMC_RSP_R1 | MMC_CMD_AC;
+ else
+ return -EINVAL;
+
+
Hi wolfram
Just a formal thing I noticed on a glimpse...
You mean can directly set the TIMEOUT CONTROL register to be the maximum value?
And any comment about patch2 and patch3?
diff --git a/drivers/mmc/host/sdhci.c b/drivers/mmc/host/sdhci.c index
154cbf8..79fcca2 100644
---
-Original Message-
From: Adrian Hunter [mailto:adrian.hun...@nokia.com]
Sent: Wednesday, October 13, 2010 3:56 PM
To: Dong, Chuanxiao
Cc: linux-mmc@vger.kernel.org; Gao, Yunpeng
Subject: Re: mmc_core: question on mmc_do_erase function
On 12/10/10 16:11, Dong, Chuanxiao wrote:
Hi
Hi adrian
I got some questions about MMC driver erase function. Help you can give me some
suggestion. My host controller is a kind of SDHCI host controller. And testing
below code by using HD micro SD card.
+ memset(cmd, 0, sizeof(struct mmc_command));
+ cmd.opcode = MMC_ERASE;
+
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