Message ID | 20190526153904.28871-12-ikegami.t@gmail.com |
---|---|
State | Changes Requested |
Delegated to: | Vignesh R |
Headers | show |
Series | mtd: cfi_cmdset_0002: Fix flash write issue for OpenWrt Project | expand |
On 26/05/19 9:09 PM, Tokunori Ikegami wrote: > Some write buffer functions are not used when FORCE_WORD_WRITE is set to 1. > So the compile warning messages are output if FORCE_WORD_WRITE is 1. > To resolve this disable the write buffer functions if FORCE_WORD_WRITE is 1. > > Signed-off-by: Tokunori Ikegami <ikegami.t@gmail.com> > Cc: Fabio Bettoni <fbettoni@gmail.com> > Co: Hauke Mehrtens <hauke@hauke-m.de> > Co: Koen Vandeputte <koen.vandeputte@ncentric.com> > Cc: Chris Packham <chris.packham@alliedtelesis.co.nz> > Cc: Joakim Tjernlund <Joakim.Tjernlund@infinera.com> > Cc: linux-mtd@lists.infradead.org > --- > Changes since v5: > - Add the patch. > > drivers/mtd/chips/cfi_cmdset_0002.c | 6 ++++++ > 1 file changed, 6 insertions(+) > > diff --git a/drivers/mtd/chips/cfi_cmdset_0002.c b/drivers/mtd/chips/cfi_cmdset_0002.c > index 477bc3d65e68..2144221029e9 100755 Your patch seems to be changing permissions here: warning: drivers/mtd/chips/cfi_cmdset_0002.c has type 100644, expected 100755 Please fix this up. > --- a/drivers/mtd/chips/cfi_cmdset_0002.c > +++ b/drivers/mtd/chips/cfi_cmdset_0002.c [...] > @@ -1836,6 +1840,7 @@ static int cfi_amdstd_write_words(struct mtd_info *mtd, loff_t to, size_t len, > return 0; > } > > +#if !FORCE_WORD_WRITE > static int __xipram do_write_buffer_wait(struct map_info *map, > struct flchip *chip, unsigned long adr, > map_word datum) > @@ -2064,6 +2069,7 @@ static int cfi_amdstd_write_buffers(struct mtd_info *mtd, loff_t to, size_t len, > > return 0; > } > +#endif /* !FORCE_WORD_WRITE */ > This should be part of the patch that introduces do_write_buffer_wait() > /* > * Wait for the flash chip to become ready to write data >
diff --git a/drivers/mtd/chips/cfi_cmdset_0002.c b/drivers/mtd/chips/cfi_cmdset_0002.c index 477bc3d65e68..2144221029e9 100755 --- a/drivers/mtd/chips/cfi_cmdset_0002.c +++ b/drivers/mtd/chips/cfi_cmdset_0002.c @@ -51,7 +51,9 @@ static int cfi_amdstd_read (struct mtd_info *, loff_t, size_t, size_t *, u_char *); static int cfi_amdstd_write_words(struct mtd_info *, loff_t, size_t, size_t *, const u_char *); +#if !FORCE_WORD_WRITE static int cfi_amdstd_write_buffers(struct mtd_info *, loff_t, size_t, size_t *, const u_char *); +#endif static int cfi_amdstd_erase_chip(struct mtd_info *, struct erase_info *); static int cfi_amdstd_erase_varsize(struct mtd_info *, struct erase_info *); static void cfi_amdstd_sync (struct mtd_info *); @@ -202,6 +204,7 @@ static void fixup_amd_bootblock(struct mtd_info *mtd) } #endif +#if !FORCE_WORD_WRITE static void fixup_use_write_buffers(struct mtd_info *mtd) { struct map_info *map = mtd->priv; @@ -211,6 +214,7 @@ static void fixup_use_write_buffers(struct mtd_info *mtd) mtd->_write = cfi_amdstd_write_buffers; } } +#endif /* !FORCE_WORD_WRITE */ /* Atmel chips don't use the same PRI format as AMD chips */ static void fixup_convert_atmel_pri(struct mtd_info *mtd) @@ -1836,6 +1840,7 @@ static int cfi_amdstd_write_words(struct mtd_info *mtd, loff_t to, size_t len, return 0; } +#if !FORCE_WORD_WRITE static int __xipram do_write_buffer_wait(struct map_info *map, struct flchip *chip, unsigned long adr, map_word datum) @@ -2064,6 +2069,7 @@ static int cfi_amdstd_write_buffers(struct mtd_info *mtd, loff_t to, size_t len, return 0; } +#endif /* !FORCE_WORD_WRITE */ /* * Wait for the flash chip to become ready to write data
Some write buffer functions are not used when FORCE_WORD_WRITE is set to 1. So the compile warning messages are output if FORCE_WORD_WRITE is 1. To resolve this disable the write buffer functions if FORCE_WORD_WRITE is 1. Signed-off-by: Tokunori Ikegami <ikegami.t@gmail.com> Cc: Fabio Bettoni <fbettoni@gmail.com> Co: Hauke Mehrtens <hauke@hauke-m.de> Co: Koen Vandeputte <koen.vandeputte@ncentric.com> Cc: Chris Packham <chris.packham@alliedtelesis.co.nz> Cc: Joakim Tjernlund <Joakim.Tjernlund@infinera.com> Cc: linux-mtd@lists.infradead.org --- Changes since v5: - Add the patch. drivers/mtd/chips/cfi_cmdset_0002.c | 6 ++++++ 1 file changed, 6 insertions(+)