From: computersforpeace@gmail.com (Brian Norris)
To: linux-arm-kernel@lists.infradead.org
Subject: [PATCH v6 0/3] mtd: nand: gpmi: add proper raw access support
Date: Mon, 1 Dec 2014 00:47:09 -0800 [thread overview]
Message-ID: <20141201084709.GI29070@brian-ubuntu> (raw)
In-Reply-To: <1417371030-24015-1-git-send-email-boris.brezillon@free-electrons.com>
On Sun, Nov 30, 2014 at 07:10:27PM +0100, Boris Brezillon wrote:
> Hello,
>
> This series provides an implementation for raw accesses taking care of
> hidding the specific layout used by the GPMI controller.
>
> Best Regards,
>
> Boris
>
> Changes since v5:
> - rename gpmi_move_bits into gpmi_copy_bits
>
> Changes since v4:
> - fixed a few corner cases in gpmi_move_bits (tested it with:
> https://github.com/bbrezillon/gpmi-move-bits-test/blob/master/gpmi-move-bits-test.c)
> - add documentation and comments for the new gpmi functions
>
> Changes since v3:
> - add comments to the gpmi_move_bits function
> - extend raw read/write documentation
> - move last part of the raw_page_read function into a conditional block
>
> Changes since v2:
> - fixed a bug in gpmi_move_bits
> - add a raw_buffer field to be used when using raw access methods
> (experienced memory corruptions when directly using page_buffer_virt
> buffer)
> - add raw OOB access functions
Applied the series. Thanks!
Out of curiosity, what tests does gpmi-nand.c now pass/fail?
Also, is it time to yank / fixup some of these comments from
gpmi-nand.c?
...
* FIXME: The following paragraph is incorrect, now that there exist
* ecc.read_oob_raw and ecc.write_oob_raw functions.
*
* Since MTD assumes the OOB is not covered by ECC, there is no pair of
* ECC-based/raw functions for reading or or writing the OOB. The fact that the
* caller wants an ECC-based or raw view of the page is not propagated down to
* this driver.
*/
Brian
next prev parent reply other threads:[~2014-12-01 8:47 UTC|newest]
Thread overview: 9+ messages / expand[flat|nested] mbox.gz Atom feed top
2014-11-30 18:10 [PATCH v6 0/3] mtd: nand: gpmi: add proper raw access support Boris Brezillon
2014-11-30 18:10 ` [PATCH v6 1/3] mtd: nand: gpmi: add gpmi_copy_bits function Boris Brezillon
2014-11-30 18:10 ` [PATCH v6 2/3] mtd: nand: gpmi: add proper raw access support Boris Brezillon
2014-11-30 18:10 ` [PATCH v6 3/3] mtd: nand: gpmi: add raw oob access functions Boris Brezillon
2014-12-01 8:47 ` Brian Norris [this message]
2014-12-01 8:58 ` [PATCH v6 0/3] mtd: nand: gpmi: add proper raw access support Boris Brezillon
2014-12-02 0:47 ` Huang Shijie
2014-12-02 8:21 ` Boris Brezillon
2014-12-02 18:01 ` Brian Norris
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