* Re: Bug in MTD NAND ONFI chipsize detection [not found] <BANLkTi=e1mUTX4X7ui+HVCGh=sZ=HLoNCw@mail.gmail.com> @ 2011-05-12 1:33 ` Andrew Morton 2011-05-12 6:54 ` Nitin Garg 0 siblings, 1 reply; 10+ messages in thread From: Andrew Morton @ 2011-05-12 1:33 UTC (permalink / raw) To: Nitin Garg; +Cc: linux-mtd, David Woodhouse, linux-kernel On Wed, 11 May 2011 11:25:22 -0500 Nitin Garg <nitingarg98@gmail.com> wrote: > Hi All, > > The nand_flash_detect_onfi function in mtd/nand detects the NAND flash > device size using the ONFI parameters: > chip->chipsize = (uint64_t)le32_to_cpu(p->blocks_per_lun) * mtd->erasesize; > > The lun_count is not taken into consideration due to which we detect > wrong size for Micron MT29F8G08ADADAH4 as it has 2 logical units. > > We should change the chipsize calculation to: > chip->chipsize = (uint64_t)le32_to_cpu(p->blocks_per_lun) * > (uint64_t)le32_to_cpu(p->lun_count) * mtd->erasesize; > > Pls suggest. > Please send a tested, changelogged patch to fix it. Be sure to cc the relevant maintainer and mailing list. Thanks. ^ permalink raw reply [flat|nested] 10+ messages in thread
* Re: Bug in MTD NAND ONFI chipsize detection 2011-05-12 1:33 ` Bug in MTD NAND ONFI chipsize detection Andrew Morton @ 2011-05-12 6:54 ` Nitin Garg 2011-05-12 7:05 ` Nitin Garg 0 siblings, 1 reply; 10+ messages in thread From: Nitin Garg @ 2011-05-12 6:54 UTC (permalink / raw) To: Andrew Morton; +Cc: linux-mtd, David Woodhouse, linux-kernel [-- Attachment #1: Type: text/plain, Size: 2089 bytes --] Here is the tested patch, pls apply. Regards, Nitin Garg >From 1a73f1c3d066a491d0c806883788ab9abdc736f3 Mon Sep 17 00:00:00 2001 From: Nitin Garg <nitingarg98@gmail.com> Date: Thu, 12 May 2011 01:31:53 -0500 Subject: [PATCH] Fix ONFI NAND flash size detection by using number of Logical Units in device Signed-off-by: Nitin Garg <nitingarg98@gmail.com> --- drivers/mtd/nand/nand_base.c | 2 +- 1 files changed, 1 insertions(+), 1 deletions(-) diff --git a/drivers/mtd/nand/nand_base.c b/drivers/mtd/nand/nand_base.c index c54a4cb..cdf6015 100644 --- a/drivers/mtd/nand/nand_base.c +++ b/drivers/mtd/nand/nand_base.c @@ -2892,7 +2892,7 @@ static int nand_flash_detect_onfi(struct mtd_info *mtd, struct nand_chip *chip, mtd->writesize = le32_to_cpu(p->byte_per_page); mtd->erasesize = le32_to_cpu(p->pages_per_block) * mtd->writesize; mtd->oobsize = le16_to_cpu(p->spare_bytes_per_page); - chip->chipsize = (uint64_t)le32_to_cpu(p->blocks_per_lun) * mtd->erasesize; + chip->chipsize = (uint64_t)le32_to_cpu(p->blocks_per_lun) * le32_to_cpu(p->lun_count) * mtd->erasesize; busw = 0; if (le16_to_cpu(p->features) & 1) busw = NAND_BUSWIDTH_16; -- 1.5.5.6 On Wed, May 11, 2011 at 8:33 PM, Andrew Morton <akpm@linux-foundation.org> wrote: > On Wed, 11 May 2011 11:25:22 -0500 Nitin Garg <nitingarg98@gmail.com> wrote: > >> Hi All, >> >> The nand_flash_detect_onfi function in mtd/nand detects the NAND flash >> device size using the ONFI parameters: >> chip->chipsize = (uint64_t)le32_to_cpu(p->blocks_per_lun) * mtd->erasesize; >> >> The lun_count is not taken into consideration due to which we detect >> wrong size for Micron MT29F8G08ADADAH4 as it has 2 logical units. >> >> We should change the chipsize calculation to: >> chip->chipsize = (uint64_t)le32_to_cpu(p->blocks_per_lun) * >> (uint64_t)le32_to_cpu(p->lun_count) * mtd->erasesize; >> >> Pls suggest. >> > > Please send a tested, changelogged patch to fix it. Be sure to cc the > relevant maintainer and mailing list. > > Thanks. > [-- Attachment #2: 0001-Fix-ONFI-NAND-flash-size-detection-by-using-number-o.patch --] [-- Type: application/octet-stream, Size: 1114 bytes --] From 1a73f1c3d066a491d0c806883788ab9abdc736f3 Mon Sep 17 00:00:00 2001 From: Nitin Garg <nitingarg98@gmail.com> Date: Thu, 12 May 2011 01:31:53 -0500 Subject: [PATCH] Fix ONFI NAND flash size detection by using number of Logical Units in device Signed-off-by: Nitin Garg <nitingarg98@gmail.com> --- drivers/mtd/nand/nand_base.c | 2 +- 1 files changed, 1 insertions(+), 1 deletions(-) diff --git a/drivers/mtd/nand/nand_base.c b/drivers/mtd/nand/nand_base.c index c54a4cb..cdf6015 100644 --- a/drivers/mtd/nand/nand_base.c +++ b/drivers/mtd/nand/nand_base.c @@ -2892,7 +2892,7 @@ static int nand_flash_detect_onfi(struct mtd_info *mtd, struct nand_chip *chip, mtd->writesize = le32_to_cpu(p->byte_per_page); mtd->erasesize = le32_to_cpu(p->pages_per_block) * mtd->writesize; mtd->oobsize = le16_to_cpu(p->spare_bytes_per_page); - chip->chipsize = (uint64_t)le32_to_cpu(p->blocks_per_lun) * mtd->erasesize; + chip->chipsize = (uint64_t)le32_to_cpu(p->blocks_per_lun) * le32_to_cpu(p->lun_count) * mtd->erasesize; busw = 0; if (le16_to_cpu(p->features) & 1) busw = NAND_BUSWIDTH_16; -- 1.5.5.6 ^ permalink raw reply related [flat|nested] 10+ messages in thread
* Re: Bug in MTD NAND ONFI chipsize detection 2011-05-12 6:54 ` Nitin Garg @ 2011-05-12 7:05 ` Nitin Garg 2011-05-12 7:16 ` Nitin Garg 0 siblings, 1 reply; 10+ messages in thread From: Nitin Garg @ 2011-05-12 7:05 UTC (permalink / raw) To: Andrew Morton; +Cc: linux-mtd, David Woodhouse, linux-kernel Here is the tested patch, pls apply. >From 1a73f1c3d066a491d0c806883788ab9abdc736f3 Mon Sep 17 00:00:00 2001 From: Nitin Garg <nitingarg98@gmail.com> Date: Thu, 12 May 2011 01:31:53 -0500 Subject: [PATCH] Fix ONFI NAND flash size detection by using number of Logical Units in device Signed-off-by: Nitin Garg <nitingarg98@gmail.com> --- drivers/mtd/nand/nand_base.c | 2 +- 1 files changed, 1 insertions(+), 1 deletions(-) diff --git a/drivers/mtd/nand/nand_base.c b/drivers/mtd/nand/nand_base.c index c54a4cb..cdf6015 100644 --- a/drivers/mtd/nand/nand_base.c +++ b/drivers/mtd/nand/nand_base.c @@ -2892,7 +2892,7 @@ static int nand_flash_detect_onfi(struct mtd_info *mtd, struct nand_chip *chip, mtd->writesize = le32_to_cpu(p->byte_per_page); mtd->erasesize = le32_to_cpu(p->pages_per_block) * mtd->writesize; mtd->oobsize = le16_to_cpu(p->spare_bytes_per_page); - chip->chipsize = (uint64_t)le32_to_cpu(p->blocks_per_lun) * mtd->erasesize; + chip->chipsize = (uint64_t)le32_to_cpu(p->blocks_per_lun) * le32_to_cpu(p->lun_count) * mtd->erasesize; busw = 0; if (le16_to_cpu(p->features) & 1) busw = NAND_BUSWIDTH_16; -- 1.5.5.6 ^ permalink raw reply related [flat|nested] 10+ messages in thread
* Re: Bug in MTD NAND ONFI chipsize detection 2011-05-12 7:05 ` Nitin Garg @ 2011-05-12 7:16 ` Nitin Garg 2011-05-12 7:47 ` Matthieu CASTET 0 siblings, 1 reply; 10+ messages in thread From: Nitin Garg @ 2011-05-12 7:16 UTC (permalink / raw) To: Andrew Morton; +Cc: linux-mtd, David Woodhouse, linux-kernel Why isn't my patch going through? re-sending again, Signed-off-by: Nitin Garg <nitingarg98@xxxxxxxx> --- drivers/mtd/nand/nand_base.c | 2 +- 1 files changed, 1 insertions(+), 1 deletions(-) diff --git a/drivers/mtd/nand/nand_base.c b/drivers/mtd/nand/nand_base.c index c54a4cb..cdf6015 100644 --- a/drivers/mtd/nand/nand_base.c +++ b/drivers/mtd/nand/nand_base.c @@ -2892,7 +2892,7 @@ static int nand_flash_detect_onfi(struct mtd_info *mtd, struct nand_chip *chip, mtd->writesize = le32_to_cpu(p->byte_per_page); mtd->erasesize = le32_to_cpu(p->pages_per_block) * mtd->writesize; mtd->oobsize = le16_to_cpu(p->spare_bytes_per_page); - chip->chipsize = (uint64_t)le32_to_cpu(p->blocks_per_lun) * mtd->erasesize; + chip->chipsize = (uint64_t)le32_to_cpu(p->blocks_per_lun) * le32_to_cpu(p->lun_count) * mtd->erasesize; busw = 0; if (le16_to_cpu(p->features) & 1) busw = NAND_BUSWIDTH_16; -- 1.5.5.6 On Thu, May 12, 2011 at 2:05 AM, Nitin Garg <nitingarg98@gmail.com> wrote: > Here is the tested patch, pls apply. > > From 1a73f1c3d066a491d0c806883788ab9abdc736f3 Mon Sep 17 00:00:00 2001 > From: Nitin Garg <nitingarg98@gmail.com> > Date: Thu, 12 May 2011 01:31:53 -0500 > Subject: [PATCH] Fix ONFI NAND flash size detection by using number of > Logical Units in device > > Signed-off-by: Nitin Garg <nitingarg98@gmail.com> > --- > drivers/mtd/nand/nand_base.c | 2 +- > 1 files changed, 1 insertions(+), 1 deletions(-) > diff --git a/drivers/mtd/nand/nand_base.c b/drivers/mtd/nand/nand_base.c > index c54a4cb..cdf6015 100644 > --- a/drivers/mtd/nand/nand_base.c > +++ b/drivers/mtd/nand/nand_base.c > @@ -2892,7 +2892,7 @@ static int nand_flash_detect_onfi(struct > mtd_info *mtd, struct nand_chip *chip, > mtd->writesize = le32_to_cpu(p->byte_per_page); > mtd->erasesize = le32_to_cpu(p->pages_per_block) * mtd->writesize; > mtd->oobsize = le16_to_cpu(p->spare_bytes_per_page); > - chip->chipsize = (uint64_t)le32_to_cpu(p->blocks_per_lun) * > mtd->erasesize; > + chip->chipsize = (uint64_t)le32_to_cpu(p->blocks_per_lun) * > le32_to_cpu(p->lun_count) * mtd->erasesize; > busw = 0; > if (le16_to_cpu(p->features) & 1) > busw = NAND_BUSWIDTH_16; > -- > 1.5.5.6 > ^ permalink raw reply related [flat|nested] 10+ messages in thread
* Re: Bug in MTD NAND ONFI chipsize detection 2011-05-12 7:16 ` Nitin Garg @ 2011-05-12 7:47 ` Matthieu CASTET 2011-05-12 12:34 ` Nitin Garg 0 siblings, 1 reply; 10+ messages in thread From: Matthieu CASTET @ 2011-05-12 7:47 UTC (permalink / raw) To: Nitin Garg Cc: David Woodhouse, Andrew Morton, linux-mtd@lists.infradead.org, linux-kernel@vger.kernel.org Hi, What's the difference between one lun and multiple lun for mtd ? Aren't any command to select the current lun ? Matthieu Nitin Garg a écrit : > Why isn't my patch going through? re-sending again, > > Signed-off-by: Nitin Garg <nitingarg98@xxxxxxxx> > --- > drivers/mtd/nand/nand_base.c | 2 +- > 1 files changed, 1 insertions(+), 1 deletions(-) > > diff --git a/drivers/mtd/nand/nand_base.c b/drivers/mtd/nand/nand_base.c > index c54a4cb..cdf6015 100644 > --- a/drivers/mtd/nand/nand_base.c > +++ b/drivers/mtd/nand/nand_base.c > @@ -2892,7 +2892,7 @@ static int nand_flash_detect_onfi(struct > mtd_info *mtd, struct nand_chip *chip, > mtd->writesize = le32_to_cpu(p->byte_per_page); > mtd->erasesize = le32_to_cpu(p->pages_per_block) * mtd->writesize; > mtd->oobsize = le16_to_cpu(p->spare_bytes_per_page); > - chip->chipsize = (uint64_t)le32_to_cpu(p->blocks_per_lun) * mtd->erasesize; > + chip->chipsize = (uint64_t)le32_to_cpu(p->blocks_per_lun) * > le32_to_cpu(p->lun_count) * mtd->erasesize; > busw = 0; > if (le16_to_cpu(p->features) & 1) > busw = NAND_BUSWIDTH_16; ^ permalink raw reply [flat|nested] 10+ messages in thread
* Re: Bug in MTD NAND ONFI chipsize detection 2011-05-12 7:47 ` Matthieu CASTET @ 2011-05-12 12:34 ` Nitin Garg 2011-05-12 13:53 ` Artem Bityutskiy 2011-05-12 15:39 ` Matthieu CASTET 0 siblings, 2 replies; 10+ messages in thread From: Nitin Garg @ 2011-05-12 12:34 UTC (permalink / raw) To: Matthieu CASTET Cc: David Woodhouse, Andrew Morton, linux-mtd@lists.infradead.org, linux-kernel@vger.kernel.org I do not see any diff for mtd. Regards, Nitin On Thu, May 12, 2011 at 2:47 AM, Matthieu CASTET <matthieu.castet@parrot.com> wrote: > Hi, > > > What's the difference between one lun and multiple lun for mtd ? > > Aren't any command to select the current lun ? > > Matthieu > > > Nitin Garg a écrit : >> Why isn't my patch going through? re-sending again, >> >> Signed-off-by: Nitin Garg <nitingarg98@xxxxxxxx> >> --- >> drivers/mtd/nand/nand_base.c | 2 +- >> 1 files changed, 1 insertions(+), 1 deletions(-) >> >> diff --git a/drivers/mtd/nand/nand_base.c b/drivers/mtd/nand/nand_base.c >> index c54a4cb..cdf6015 100644 >> --- a/drivers/mtd/nand/nand_base.c >> +++ b/drivers/mtd/nand/nand_base.c >> @@ -2892,7 +2892,7 @@ static int nand_flash_detect_onfi(struct >> mtd_info *mtd, struct nand_chip *chip, >> mtd->writesize = le32_to_cpu(p->byte_per_page); >> mtd->erasesize = le32_to_cpu(p->pages_per_block) * mtd->writesize; >> mtd->oobsize = le16_to_cpu(p->spare_bytes_per_page); >> - chip->chipsize = (uint64_t)le32_to_cpu(p->blocks_per_lun) * mtd->erasesize; >> + chip->chipsize = (uint64_t)le32_to_cpu(p->blocks_per_lun) * >> le32_to_cpu(p->lun_count) * mtd->erasesize; >> busw = 0; >> if (le16_to_cpu(p->features) & 1) >> busw = NAND_BUSWIDTH_16; > ^ permalink raw reply [flat|nested] 10+ messages in thread
* Re: Bug in MTD NAND ONFI chipsize detection 2011-05-12 12:34 ` Nitin Garg @ 2011-05-12 13:53 ` Artem Bityutskiy 2011-05-12 13:53 ` Artem Bityutskiy 2011-05-12 15:39 ` Matthieu CASTET 1 sibling, 1 reply; 10+ messages in thread From: Artem Bityutskiy @ 2011-05-12 13:53 UTC (permalink / raw) To: Nitin Garg Cc: linux-mtd@lists.infradead.org, Andrew Morton, David Woodhouse, linux-kernel@vger.kernel.org, Matthieu CASTET On Thu, 2011-05-12 at 07:34 -0500, Nitin Garg wrote: > I do not see any diff for mtd. Please, send a patch with a better commit message clearly explaining which problem the bug fixes, and make sure the commit message is understandable even by people who have not read the ONFI standard. -- Best Regards, Artem Bityutskiy (Артём Битюцкий) ^ permalink raw reply [flat|nested] 10+ messages in thread
* Re: Bug in MTD NAND ONFI chipsize detection 2011-05-12 13:53 ` Artem Bityutskiy @ 2011-05-12 13:53 ` Artem Bityutskiy 2011-05-12 15:19 ` Nitin Garg 0 siblings, 1 reply; 10+ messages in thread From: Artem Bityutskiy @ 2011-05-12 13:53 UTC (permalink / raw) To: Nitin Garg Cc: linux-mtd@lists.infradead.org, Andrew Morton, David Woodhouse, linux-kernel@vger.kernel.org, Matthieu CASTET On Thu, 2011-05-12 at 16:53 +0300, Artem Bityutskiy wrote: > which problem the bug fixes, and make sure the commit message is Sorry, s/the bug fixes/the patch fixes/ -- Best Regards, Artem Bityutskiy (Артём Битюцкий) ^ permalink raw reply [flat|nested] 10+ messages in thread
* Re: Bug in MTD NAND ONFI chipsize detection 2011-05-12 13:53 ` Artem Bityutskiy @ 2011-05-12 15:19 ` Nitin Garg 0 siblings, 0 replies; 10+ messages in thread From: Nitin Garg @ 2011-05-12 15:19 UTC (permalink / raw) To: dedekind1 Cc: linux-mtd@lists.infradead.org, Andrew Morton, David Woodhouse, linux-kernel@vger.kernel.org, Matthieu CASTET [-- Attachment #1: Type: text/plain, Size: 1401 bytes --] I hope this is better and acceptable, pls review. As per ONFI standard, the size of NAND Flash device is Number of data bytes per page * Number of pages per block * Number of blocks per logical unit * Number of logical units. The nand_flash_detect_onfi function is missing the Number of logical units due to which the kernel detects wrong size of Micron MT29F8G08ADADAH4 NAND Flash as it has 2 logical units. This patch fixes this issue by multiplying p->lun_count for chipsize. Signed-off-by: Nitin Garg <nitingarg98@gmail.com> --- drivers/mtd/nand/nand_base.c | 2 +- 1 files changed, 1 insertions(+), 1 deletions(-) diff --git a/drivers/mtd/nand/nand_base.c b/drivers/mtd/nand/nand_base.c index c54a4cb..cdf6015 100644 --- a/drivers/mtd/nand/nand_base.c +++ b/drivers/mtd/nand/nand_base.c @@ -2892,7 +2892,7 @@ static int nand_flash_detect_onfi(struct mtd_info *mtd, struct nand_chip *chip, mtd->writesize = le32_to_cpu(p->byte_per_page); mtd->erasesize = le32_to_cpu(p->pages_per_block) * mtd->writesize; mtd->oobsize = le16_to_cpu(p->spare_bytes_per_page); - chip->chipsize = (uint64_t)le32_to_cpu(p->blocks_per_lun) * mtd->erasesize; + chip->chipsize = (uint64_t)le32_to_cpu(p->blocks_per_lun) * le32_to_cpu(p->lun_count) * mtd->erasesize; busw = 0; if (le16_to_cpu(p->features) & 1) busw = NAND_BUSWIDTH_16; -- 1.5.5.6 [-- Attachment #2: onfi_nand_flash_chipsize.patch --] [-- Type: application/octet-stream, Size: 1465 bytes --] From 28d929d6695fd629c6f6ecd700044ca75ecef00f Mon Sep 17 00:00:00 2001 From: Nitin Garg <nitingarg98@gmail.com> Date: Thu, 12 May 2011 10:00:04 -0500 Subject: [PATCH] As per ONFI standard, the size of NAND Flash device is Number of data bytes per page * Number of pages per block * Number of blocks per logical unit * Number of logical units. The nand_flash_detect_onfi function is missing the Number of logical units due to which the kernel detects wrong size of Micron MT29F8G08ADADAH4 NAND Flash as it has 2 logical units. This patch fixes this issue by multiplying p->lun_count for chipsize. Signed-off-by: Nitin Garg <nitingarg98@gmail.com> --- drivers/mtd/nand/nand_base.c | 2 +- 1 files changed, 1 insertions(+), 1 deletions(-) diff --git a/drivers/mtd/nand/nand_base.c b/drivers/mtd/nand/nand_base.c index c54a4cb..cdf6015 100644 --- a/drivers/mtd/nand/nand_base.c +++ b/drivers/mtd/nand/nand_base.c @@ -2892,7 +2892,7 @@ static int nand_flash_detect_onfi(struct mtd_info *mtd, struct nand_chip *chip, mtd->writesize = le32_to_cpu(p->byte_per_page); mtd->erasesize = le32_to_cpu(p->pages_per_block) * mtd->writesize; mtd->oobsize = le16_to_cpu(p->spare_bytes_per_page); - chip->chipsize = (uint64_t)le32_to_cpu(p->blocks_per_lun) * mtd->erasesize; + chip->chipsize = (uint64_t)le32_to_cpu(p->blocks_per_lun) * le32_to_cpu(p->lun_count) * mtd->erasesize; busw = 0; if (le16_to_cpu(p->features) & 1) busw = NAND_BUSWIDTH_16; -- 1.5.5.6 ^ permalink raw reply related [flat|nested] 10+ messages in thread
* Re: Bug in MTD NAND ONFI chipsize detection 2011-05-12 12:34 ` Nitin Garg 2011-05-12 13:53 ` Artem Bityutskiy @ 2011-05-12 15:39 ` Matthieu CASTET 1 sibling, 0 replies; 10+ messages in thread From: Matthieu CASTET @ 2011-05-12 15:39 UTC (permalink / raw) To: Nitin Garg Cc: David Woodhouse, Andrew Morton, linux-mtd@lists.infradead.org, linux-kernel@vger.kernel.org Nitin Garg a écrit : > I do not see any diff for mtd. > ONFI spec say [1]. Why this doesn't apply to mtd ? [1] 3.1.2. Logical Unit Selection Logical units within one target share a single data bus with the host. The host shall ensure that only one LUN is selected for data output to the host at any particular point in time to avoid bus contention. The host selects a LUN for future data output by issuing a Read Status Enhanced command to that LUN. The Read Status Enhanced command shall deselect the output path for all LUNs that are not addressed by the command. The page register selected for output within the LUN is determined by the previous Read (Cache) commands issued, and is not impacted by Read Status Enhanced. > Regards, > Nitin > > On Thu, May 12, 2011 at 2:47 AM, Matthieu CASTET > <matthieu.castet@parrot.com> wrote: >> Hi, >> >> >> What's the difference between one lun and multiple lun for mtd ? >> >> Aren't any command to select the current lun ? >> >> Matthieu >> >> >> Nitin Garg a écrit : >>> Why isn't my patch going through? re-sending again, >>> >>> Signed-off-by: Nitin Garg <nitingarg98@xxxxxxxx> >>> --- >>> drivers/mtd/nand/nand_base.c | 2 +- >>> 1 files changed, 1 insertions(+), 1 deletions(-) >>> >>> diff --git a/drivers/mtd/nand/nand_base.c b/drivers/mtd/nand/nand_base.c >>> index c54a4cb..cdf6015 100644 >>> --- a/drivers/mtd/nand/nand_base.c >>> +++ b/drivers/mtd/nand/nand_base.c >>> @@ -2892,7 +2892,7 @@ static int nand_flash_detect_onfi(struct >>> mtd_info *mtd, struct nand_chip *chip, >>> mtd->writesize = le32_to_cpu(p->byte_per_page); >>> mtd->erasesize = le32_to_cpu(p->pages_per_block) * mtd->writesize; >>> mtd->oobsize = le16_to_cpu(p->spare_bytes_per_page); >>> - chip->chipsize = (uint64_t)le32_to_cpu(p->blocks_per_lun) * mtd->erasesize; >>> + chip->chipsize = (uint64_t)le32_to_cpu(p->blocks_per_lun) * >>> le32_to_cpu(p->lun_count) * mtd->erasesize; >>> busw = 0; >>> if (le16_to_cpu(p->features) & 1) >>> busw = NAND_BUSWIDTH_16; > ^ permalink raw reply [flat|nested] 10+ messages in thread
end of thread, other threads:[~2011-05-12 15:40 UTC | newest]
Thread overview: 10+ messages (download: mbox.gz follow: Atom feed
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[not found] <BANLkTi=e1mUTX4X7ui+HVCGh=sZ=HLoNCw@mail.gmail.com>
2011-05-12 1:33 ` Bug in MTD NAND ONFI chipsize detection Andrew Morton
2011-05-12 6:54 ` Nitin Garg
2011-05-12 7:05 ` Nitin Garg
2011-05-12 7:16 ` Nitin Garg
2011-05-12 7:47 ` Matthieu CASTET
2011-05-12 12:34 ` Nitin Garg
2011-05-12 13:53 ` Artem Bityutskiy
2011-05-12 13:53 ` Artem Bityutskiy
2011-05-12 15:19 ` Nitin Garg
2011-05-12 15:39 ` Matthieu CASTET
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