On Sat, Jan 3, 2015 at 4:51 PM, Alim Akhtar wrote:
> Hi Doug / Sonny
> New year greetings!!
>
> On Sat, Jan 3, 2015 at 4:37 AM, Doug Anderson wrote:
>> Alim,
>>
>> On Mon, Dec 22, 2014 at 4:12 AM, Alim Akhtar wrote:
>>> From: Seungwon Jeon
>>>
>>> Even though 1MB is reserved for descriptor tabl
On Fri, Oct 17, 2014 at 1:26 AM, Jaehoon Chung wrote:
> Hi, Sonny.
>
> On 10/17/2014 01:58 AM, Sonny Rao wrote:
>> We've already got a reset of DMA after it's done. Add one before we
>> start DMA too. This fixes a data corruption on Rockchip SoCs which
>&g
y
difference in sequential read throughput.
Signed-off-by: Sonny Rao
Signed-off-by: Doug Anderson
Tested-by: Doug Anderson
---
drivers/mmc/host/dw_mmc.c | 5 +
1 file changed, 5 insertions(+)
diff --git a/drivers/mmc/host/dw_mmc.c b/drivers/mmc/host/dw_mmc.c
index 69f0cc6..ca67f69 100644
--- a/d
y
difference in sequential read throughput.
Signed-off-by: Sonny Rao
Signed-off-by: Doug Anderson
---
drivers/mmc/host/dw_mmc.c | 4
1 file changed, 4 insertions(+)
diff --git a/drivers/mmc/host/dw_mmc.c b/drivers/mmc/host/dw_mmc.c
index 69f0cc6..2b5401e 100644
--- a/drivers/mmc/host/dw_mmc.c
++
On Thu, Aug 28, 2014 at 8:50 AM, Doug Anderson wrote:
> Ulf,
>
> On Thu, Aug 28, 2014 at 12:25 AM, Ulf Hansson wrote:
>> On 27 August 2014 17:52, Doug Anderson wrote:
>>> Ulf,
>>>
>>> On Wed, Aug 27, 2014 at 4:17 AM, Ulf Hansson wrote:
> Now, we've got MMC_CAP_NEEDS_POLL, so dw_mmc will per
On Fri, Aug 22, 2014 at 8:31 AM, Ulf Hansson wrote:
> On 22 August 2014 15:47, Yuvaraj Kumar C D wrote:
>> Exynos 5250 and 5420 based boards uses built-in CD# line for card
>> detection.But unfortunately CD# line is on the same voltage rails
>> as of I/O voltage rails. When we cut off vqmmc,the c
On Tue, Aug 12, 2014 at 3:07 PM, Heiko Stübner wrote:
> Am Dienstag, 12. August 2014, 14:06:11 schrieb Doug Anderson:
>> Heiko,
>>
>> On Wed, Aug 6, 2014 at 10:09 AM, Doug Anderson
> wrote:
>> > This adds support for the sdmmc and emmc ports on the rk3288 using the
>> >
>> > currently posted driv
This patch changes the fifo reset code to follow the reset procedure
outlined in the documentation of Synopsys Mobile storage host databook.
Signed-off-by: Sonny Rao
Signed-off-by: Yuvaraj Kumar C D
Acked-by: Seungwon Jeon
Signed-off-by: Ulf Hansson
[sonnyrao: fix compile for
This patch changes the fifo reset code to follow the reset procedure
outlined in the documentation of Synopsys Mobile storage host databook.
Signed-off-by: Sonny Rao
Signed-off-by: Yuvaraj Kumar C D
---
v2: Add Generic DMA support
per the documentation, move interrupt clear before wait
This patch changes the fifo reset code to follow the reset procedure
outlined in the documentation of Synopsys Mobile storage host databook.
Signed-off-by: Sonny Rao
Signed-off-by: Yuvaraj Kumar C D
---
v2: Add Generic DMA support
per the documentation, move interrupt clear before wait
On Fri, Jul 11, 2014 at 3:20 AM, Seungwon Jeon wrote:
> On Fri, July 11, 2014, Sonny Rao wrote:
>> On Thu, Jul 10, 2014 at 5:28 AM, Seungwon Jeon wrote:
>> > Hi Sonny,
>> >
>> > I have missed this patch.
>> >
>> > You finally choose to take
kay and is just ignored.
>
> Please check one thing below.
>
> On Tue, June 10, 2014, Sonny Rao wrote:
>> This patch changes the fifo reset code to follow the reset procedure
>> outlined in the documentation of Synopsys Mobile storage host databook.
>>
>> Si
This patch changes the fifo reset code to follow the reset procedure
outlined in the documentation of Synopsys Mobile storage host databook.
Signed-off-by: Sonny Rao
Signed-off-by: Yuvaraj Kumar C D
---
v2: Add Generic DMA support
per the documentation, move interrupt clear before wait
On Wed, May 28, 2014 at 10:17 PM, Jaehoon Chung wrote:
> Hi, Sonny.
>
> On 05/29/2014 09:35 AM, Sonny Rao wrote:
>> This patch changes the fifo reset code to follow the reset procedure
>> outlined in the documentation of Synopsys Mobile storage host databook.
>>
This patch changes the fifo reset code to follow the reset procedure
outlined in the documentation of Synopsys Mobile storage host databook.
Signed-off-by: Sonny Rao
Signed-off-by: Yuvaraj Kumar C D
---
v2: Add Generic DMA support
per the documentation, move interrupt clear before wait
On Mon, May 19, 2014 at 6:49 PM, Seungwon Jeon wrote:
> On Sat, May 17, 2014, Sonny Rao wrote:
>> On Tue, May 13, 2014 at 4:09 AM, Seungwon Jeon wrote:
>> > On Tuesday, May 13, Sonny Rao wrote:
>> >> On Mon, May 12, 2014 at 10:02 PM, Seungwon Jeon
>>
On Tue, May 13, 2014 at 4:09 AM, Seungwon Jeon wrote:
> On Tuesday, May 13, Sonny Rao wrote:
>> On Mon, May 12, 2014 at 10:02 PM, Seungwon Jeon wrote:
>> > As I mentioned in previous version, you put all reset stuff in existing
>> > fifo_reset function.
>> >
in all cases, and based on our
testing it seems to work. I understand the skepticism, as I shared it
initially when I saw this, but based on our experience, this is
correct and it doesn't need to live in a separate function.
> Please check my comments below.
>
> On Tue, May 13, 2014, S
ost->using_dma
add proper return values (although it appears no caller checks)
Signed-off-by: Sonny Rao
Signed-off-by: Yuvaraj Kumar C D
---
drivers/mmc/host/dw_mmc.c | 55 ++-
drivers/mmc/host/dw_mmc.h | 1 +
2 files changed, 55 insertions
On Mon, May 12, 2014 at 2:44 PM, Sonny Rao wrote:
> On Fri, May 9, 2014 at 8:36 PM, Sonny Rao wrote:
>> On Fri, May 9, 2014 at 12:32 AM, Jaehoon Chung
>> wrote:
>>> Hi, Sonny.
>>>
>>> You can discard the my previous some comment.
>>> As y
On Fri, May 9, 2014 at 8:36 PM, Sonny Rao wrote:
> On Fri, May 9, 2014 at 12:32 AM, Jaehoon Chung wrote:
>> Hi, Sonny.
>>
>> You can discard the my previous some comment.
>> As you mentioned, this reset sequence is recommended at Synopsys TRM.
>>
>> Add the
the controller_reset bit should be set in all cases, so I
don't think that it should be separated.
>
> Thanks,
> Seungwon Jeon
>
> On Sat, May 10, 2014, Sonny Rao wrote:
>> On Fri, May 9, 2014 at 12:32 AM, Jaehoon Chung
>> wrote:
>> > Hi, Sonny.
>> &g
t;> Hi, Sonny.
>>
>> I have checked the Synopsys TRM..
>>
>> On 05/09/2014 10:34 AM, Sonny Rao wrote:
>>> On Thu, May 8, 2014 at 6:15 PM, Jaehoon Chung
>>> wrote:
>>>> On 05/08/2014 06:40 PM, Yuvaraj Kumar wrote:
>>>>> Any c
On Thu, May 8, 2014 at 2:42 AM, Yuvaraj Kumar wrote:
> Any comments on this patch?
>
I'll just add that without this fix, running the tuning loop for UHS
modes is not reliable on dw_mmc because errors will happen and you
will eventually hit this race and hang. This can happen any time
there is t
On Thu, May 8, 2014 at 6:15 PM, Jaehoon Chung wrote:
> On 05/08/2014 06:40 PM, Yuvaraj Kumar wrote:
>> Any comments on this patch?
>>
>> On Wed, Mar 26, 2014 at 5:16 PM, Yuvaraj Kumar C D
>> wrote:
>>> From: Sonny Rao
>>>
>>> This patch cha
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