From: Boris Brezillon <bbrezillon@kernel.org>
To: masonccyang@mxic.com.tw
Cc: Yogesh Gaur <yogeshnarayan.gaur@nxp.com>,
Vignesh R <vigneshr@ti.com>, Marek Vasut <marek.vasut@gmail.com>,
Julien Su <juliensu@mxic.com.tw>,
Richard Weinberger <richard@nod.at>,
linux-spi@vger.kernel.org,
Boris Brezillon <boris.brezillon@bootlin.com>,
Mark Brown <broonie@kernel.org>,
linux-mtd@lists.infradead.org,
Cyrille Pitchen <cyrille.pitchen@wedev4u.fr>,
Brian Norris <computersforpeace@gmail.com>,
David Woodhouse <dwmw2@infradead.org>,
zhengxunli@mxic.com.tw
Subject: Re: [PATCH RFC 18/18] mtd: spi-nor: Make sure the 8D-8D-8D can be selected on mx25uw51245g
Date: Mon, 14 Jan 2019 09:39:54 +0100 [thread overview]
Message-ID: <20190114093954.0e0b0c07@bbrezillon> (raw)
In-Reply-To: <OF3005248A.454B9B59-ON48258382.002767AE-48258382.00293E8D@mxic.com.tw>
On Mon, 14 Jan 2019 15:30:29 +0800
masonccyang@mxic.com.tw wrote:
> Hi Boris,
>
> I have patched direct mapping in spi-nor.c layer based on
> your direct mapping mode's patch [1][2] as attached file,
> spi-nor-mxic.patch.
>
>
>
>
> The read performance has got much improvement in direct mapping
> read mode w/ 8D-8D-8D DDR@25MHz compare to manual I/O mode.
> i.e,.
> 62.8 KB/s(manual I/O) is up to 21.8 MB/s(direct mapping read).
>
> Looking forward to this direct mapping mode would be merged to mainline
> soon.
>
> thanks & best regards,
> Mason
>
> [1] https://patchwork.kernel.org/patch/10670753
> [2] https://patchwork.kernel.org/patch/10670747
Those 2 patches have been applied already, we only miss [3] which I plan
to queue for v5.1.
[3]http://patchwork.ozlabs.org/patch/993805/
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WARNING: multiple messages have this Message-ID (diff)
From: Boris Brezillon <bbrezillon@kernel.org>
To: masonccyang@mxic.com.tw
Cc: Boris Brezillon <boris.brezillon@bootlin.com>,
Mark Brown <broonie@kernel.org>,
Brian Norris <computersforpeace@gmail.com>,
Cyrille Pitchen <cyrille.pitchen@wedev4u.fr>,
David Woodhouse <dwmw2@infradead.org>,
Julien Su <juliensu@mxic.com.tw>,
linux-mtd@lists.infradead.org, linux-spi@vger.kernel.org,
Marek Vasut <marek.vasut@gmail.com>,
Richard Weinberger <richard@nod.at>, Vignesh R <vigneshr@ti.com>,
Yogesh Gaur <yogeshnarayan.gaur@nxp.com>,
zhengxunli@mxic.com.tw
Subject: Re: [PATCH RFC 18/18] mtd: spi-nor: Make sure the 8D-8D-8D can be selected on mx25uw51245g
Date: Mon, 14 Jan 2019 09:39:54 +0100 [thread overview]
Message-ID: <20190114093954.0e0b0c07@bbrezillon> (raw)
In-Reply-To: <OF3005248A.454B9B59-ON48258382.002767AE-48258382.00293E8D@mxic.com.tw>
On Mon, 14 Jan 2019 15:30:29 +0800
masonccyang@mxic.com.tw wrote:
> Hi Boris,
>
> I have patched direct mapping in spi-nor.c layer based on
> your direct mapping mode's patch [1][2] as attached file,
> spi-nor-mxic.patch.
>
>
>
>
> The read performance has got much improvement in direct mapping
> read mode w/ 8D-8D-8D DDR@25MHz compare to manual I/O mode.
> i.e,.
> 62.8 KB/s(manual I/O) is up to 21.8 MB/s(direct mapping read).
>
> Looking forward to this direct mapping mode would be merged to mainline
> soon.
>
> thanks & best regards,
> Mason
>
> [1] https://patchwork.kernel.org/patch/10670753
> [2] https://patchwork.kernel.org/patch/10670747
Those 2 patches have been applied already, we only miss [3] which I plan
to queue for v5.1.
[3]http://patchwork.ozlabs.org/patch/993805/
next prev parent reply other threads:[~2019-01-14 8:39 UTC|newest]
Thread overview: 54+ messages / expand[flat|nested] mbox.gz Atom feed top
2018-10-12 8:48 [PATCH RFC 00/18] mtd: spi-nor: Proposal for 8-8-8 mode support Boris Brezillon
2018-10-12 8:48 ` Boris Brezillon
2018-10-12 8:48 ` [PATCH RFC 01/18] mtd: spi-nor: Add a flash_info entry for Macronix mx25uw51245g Boris Brezillon
2018-10-12 8:48 ` Boris Brezillon
2018-10-12 8:48 ` [PATCH RFC 02/18] spi: Prepare things for octo mode support Boris Brezillon
2018-10-12 8:48 ` Boris Brezillon
2018-10-12 8:48 ` [PATCH RFC 03/18] spi: spi-mem: Prepare things for DTR " Boris Brezillon
2018-10-12 8:48 ` Boris Brezillon
2018-10-12 8:48 ` [PATCH RFC 04/18] spi: spi-mem: Prepare things for dual bytes opcodes support Boris Brezillon
2018-10-12 8:48 ` Boris Brezillon
2018-10-12 8:48 ` [PATCH RFC 05/18] spi: spi-mem: mxic: Add support for DTR and Octo mode Boris Brezillon
2018-10-12 8:48 ` Boris Brezillon
2018-11-18 17:21 ` Miquel Raynal
2018-11-18 17:21 ` Miquel Raynal
2018-11-18 17:32 ` Boris Brezillon
2018-11-18 17:32 ` Boris Brezillon
2018-10-12 8:48 ` [PATCH RFC 06/18] mtd: spi-nor: Move m25p80 code in spi-nor.c Boris Brezillon
2018-10-12 8:48 ` Boris Brezillon
2018-10-12 8:48 ` [PATCH RFC 07/18] mtd: spi-nor: Rework hwcaps selection for the spi-mem case Boris Brezillon
2018-10-12 8:48 ` Boris Brezillon
2018-10-12 8:48 ` [PATCH RFC 08/18] mtd: spi-nor: Define the DPI, QPI and OPI hwcaps Boris Brezillon
2018-10-12 8:48 ` Boris Brezillon
2018-10-12 8:48 ` [PATCH RFC 09/18] mtd: spi-nor: Add spi_nor_{read, write}_reg() helpers Boris Brezillon
2018-10-12 8:48 ` Boris Brezillon
2018-10-12 8:48 ` [PATCH RFC 10/18] mtd: spi-nor: Add support for X-X-X modes Boris Brezillon
2018-10-12 8:48 ` Boris Brezillon
2018-10-12 8:48 ` [PATCH RFC 11/18] mtd: spi-nor: Prepare things for 2byte opcodes Boris Brezillon
2018-10-12 8:48 ` Boris Brezillon
2018-10-12 8:48 ` [PATCH RFC 12/18] mtd: spi-nor: Provide a hook to tweak flash parameters Boris Brezillon
2018-10-12 8:48 ` Boris Brezillon
2018-10-12 8:48 ` [PATCH RFC 13/18] mtd: spi-nor: Add 8-8-8 mode support to Macronix mx25uw51245g Boris Brezillon
2018-10-12 8:48 ` Boris Brezillon
2018-10-12 8:48 ` [PATCH RFC 14/18] mtd: spi-nor: Clarify where DTR mode applies Boris Brezillon
2018-10-12 8:48 ` Boris Brezillon
2018-10-12 8:48 ` [PATCH RFC 15/18] mtd: spi-nor: Add DTR support to the spi-mem logic Boris Brezillon
2018-10-12 8:48 ` Boris Brezillon
2018-10-12 8:48 ` [PATCH RFC 16/18] mtd: spi-nor: Add the concept of full DTR modes Boris Brezillon
2018-10-12 8:48 ` Boris Brezillon
2018-10-12 8:48 ` [PATCH RFC 17/18] mtd: spi-nor: Add 8D-8D-8D mode Boris Brezillon
2018-10-12 8:48 ` Boris Brezillon
2018-10-12 8:48 ` [PATCH RFC 18/18] mtd: spi-nor: Make sure the 8D-8D-8D can be selected on mx25uw51245g Boris Brezillon
2018-10-12 8:48 ` Boris Brezillon
[not found] ` <OF300145A1.D60E7B33-ON48258376.002EDC4B-48258376.0031A14C@LocalDomain>
[not found] ` <OF3005248A.454B9B59-ON48258382.002767AE-48258382.00293E8D@mxic.com.tw>
2019-01-14 8:39 ` Boris Brezillon [this message]
2019-01-14 8:39 ` Boris Brezillon
2018-10-19 12:25 ` [PATCH RFC 00/18] mtd: spi-nor: Proposal for 8-8-8 mode support Mark Brown
2018-10-19 12:25 ` Mark Brown
2018-10-19 12:59 ` Boris Brezillon
2018-10-19 12:59 ` Boris Brezillon
2018-10-21 13:36 ` Mark Brown
2018-10-21 13:36 ` Mark Brown
2018-10-22 8:21 ` Boris Brezillon
2018-10-22 8:21 ` Boris Brezillon
2018-10-22 12:01 ` Mark Brown
2018-10-22 12:01 ` Mark Brown
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