Re: [PATCH] mtd: nand: raw: mt7621-nand: allow writing ecc region in raw mode
On Wed, 2024-03-13 at 07:41 +0100, Michael Nazzareno Trimarchi wrote: > > External email : Please do not click links or open attachments until > you have verified the sender or the content. > Hi > > On Wed, Mar 13, 2024 at 4:38 AM Weijie Gao > wrote: > > > > Allow writing ecc parity region in raw mode. This makes sure the > > nand write.raw command can write the flash data as-is. > > > > Change-Id: Ibed3bdf13c9cf81e54041c5ac7a78192b97dcedc > > Signed-off-by: Weijie Gao > > CR-Id: WCNCR00180092 > > I think this is for internal tracking > > > --- > > drivers/mtd/nand/raw/mt7621_nand.c | 6 +++--- > > 1 file changed, 3 insertions(+), 3 deletions(-) > > > > diff --git a/drivers/mtd/nand/raw/mt7621_nand.c > b/drivers/mtd/nand/raw/mt7621_nand.c > > index f6eddb84a9..341ef0bf2d 100644 > > --- a/drivers/mtd/nand/raw/mt7621_nand.c > > +++ b/drivers/mtd/nand/raw/mt7621_nand.c > > @@ -1003,9 +1003,9 @@ static int mt7621_nfc_write_page_raw(struct > mtd_info *mtd, > > mt7621_nfc_write_data(nfc, oob_fdm_ptr(nand, i), > > NFI_FDM_SIZE); > > > > - /* Write dummy ECC parity data */ > > - mt7621_nfc_write_data_empty(nfc, nfc- > >spare_per_sector - > > - NFI_FDM_SIZE); > > + /* Write ECC parity data */ > > + mt7621_nfc_write_data(nfc, oob_ecc_ptr(nfc, i), > > + nfc->spare_per_sector - > NFI_FDM_SIZE); > > } > > > > Please describe better what regression you are trying to fix in the > commit message > Reviewed-by: Michael Trimarchi In fact this patch is not fixing any regression. It just provide the ability to read/write the whole NAND page with ECC disabled. Users/developers can the be able to debug NAND related issue or do anything they want. > > Michael > > > mt7621_nfc_wait_write_completion(nfc, nand); > > -- > > 2.34.1 > > > >
Re: [PATCH] mtd: nand: raw: mt7621-nand: allow writing ecc region in raw mode
Hi On Wed, Mar 13, 2024 at 4:38 AM Weijie Gao wrote: > > Allow writing ecc parity region in raw mode. This makes sure the > nand write.raw command can write the flash data as-is. > > Change-Id: Ibed3bdf13c9cf81e54041c5ac7a78192b97dcedc > Signed-off-by: Weijie Gao > CR-Id: WCNCR00180092 I think this is for internal tracking > --- > drivers/mtd/nand/raw/mt7621_nand.c | 6 +++--- > 1 file changed, 3 insertions(+), 3 deletions(-) > > diff --git a/drivers/mtd/nand/raw/mt7621_nand.c > b/drivers/mtd/nand/raw/mt7621_nand.c > index f6eddb84a9..341ef0bf2d 100644 > --- a/drivers/mtd/nand/raw/mt7621_nand.c > +++ b/drivers/mtd/nand/raw/mt7621_nand.c > @@ -1003,9 +1003,9 @@ static int mt7621_nfc_write_page_raw(struct mtd_info > *mtd, > mt7621_nfc_write_data(nfc, oob_fdm_ptr(nand, i), > NFI_FDM_SIZE); > > - /* Write dummy ECC parity data */ > - mt7621_nfc_write_data_empty(nfc, nfc->spare_per_sector - > - NFI_FDM_SIZE); > + /* Write ECC parity data */ > + mt7621_nfc_write_data(nfc, oob_ecc_ptr(nfc, i), > + nfc->spare_per_sector - NFI_FDM_SIZE); > } > Please describe better what regression you are trying to fix in the commit message Reviewed-by: Michael Trimarchi Michael > mt7621_nfc_wait_write_completion(nfc, nand); > -- > 2.34.1 > -- Michael Nazzareno Trimarchi Co-Founder & Chief Executive Officer M. +39 347 913 2170 mich...@amarulasolutions.com __ Amarula Solutions BV Joop Geesinkweg 125, 1114 AB, Amsterdam, NL T. +31 (0)85 111 9172 i...@amarulasolutions.com www.amarulasolutions.com
[PATCH] mtd: nand: raw: mt7621-nand: allow writing ecc region in raw mode
Allow writing ecc parity region in raw mode. This makes sure the nand write.raw command can write the flash data as-is. Change-Id: Ibed3bdf13c9cf81e54041c5ac7a78192b97dcedc Signed-off-by: Weijie Gao CR-Id: WCNCR00180092 --- drivers/mtd/nand/raw/mt7621_nand.c | 6 +++--- 1 file changed, 3 insertions(+), 3 deletions(-) diff --git a/drivers/mtd/nand/raw/mt7621_nand.c b/drivers/mtd/nand/raw/mt7621_nand.c index f6eddb84a9..341ef0bf2d 100644 --- a/drivers/mtd/nand/raw/mt7621_nand.c +++ b/drivers/mtd/nand/raw/mt7621_nand.c @@ -1003,9 +1003,9 @@ static int mt7621_nfc_write_page_raw(struct mtd_info *mtd, mt7621_nfc_write_data(nfc, oob_fdm_ptr(nand, i), NFI_FDM_SIZE); - /* Write dummy ECC parity data */ - mt7621_nfc_write_data_empty(nfc, nfc->spare_per_sector - - NFI_FDM_SIZE); + /* Write ECC parity data */ + mt7621_nfc_write_data(nfc, oob_ecc_ptr(nfc, i), + nfc->spare_per_sector - NFI_FDM_SIZE); } mt7621_nfc_wait_write_completion(nfc, nand); -- 2.34.1