[PATCH v7 0/3] Add PMECC support for at91 nand flash driver

[Artem Bityutskiy]

On Tue, 2012-05-15 at 22:47 +0800, Josh Wu wrote:
> Changes since v6,
> 	split into 3 patches.
> 	remove of_flat_dt_is_compatible() function. use additional dt parameter "has-pmecc".
> 	refine the error handling code.
> 	refine original atmel_nand_init_params() function.
> 
> Changes since v5,
> 	add has_pmecc field to replace cpu_has_pmecc() function. Use compatible check in when proble.
> 	simplify the pmecc_get_ecc_bytes() function.
> 
> Changes since v4,
> 	fix typo and checkpatch warnings.
> 	fix according to JC's suggestion. replace cpu_is_xxx() with DT
> 	modify dt binding atmel nand document to add pmecc support.
> 	tested in sam9263 without break hw ecc.
> 	add ecc.strength.

Hi,

Aiaiai identified the following issues with your patch-set - could you
please take a look?

--------------------------------------------------------------------------------

Successfully built configuration "arm-at91cap9_defconfig,arm,arm-unknown-linux-gnueabi-", results:

--- before_patching.log
+++ after_patching.log
@@ @@
+drivers/mtd/nand/atmel_nand.c: In function 'atmel_pmecc_nand_init_params':
+drivers/mtd/nand/atmel_nand.c:910:29: warning: assignment from incompatible pointer type [enabled by default]
+drivers/mtd/nand/atmel_nand.c:910:50: warning: incorrect type in assignment (different argument counts) [sparse]
+drivers/mtd/nand/atmel_nand.c:910:50:    expected int ( *read_page )( ... ) [sparse]
+drivers/mtd/nand/atmel_nand.c:910:50:    got int ( static [toplevel] *<noident> )( ... ) [sparse]
+drivers/mtd/nand/atmel_nand.c:912:30: warning: assignment from incompatible pointer type [enabled by default]
+drivers/mtd/nand/atmel_nand.c:912:51: warning: incorrect type in assignment (different argument counts) [sparse]
+drivers/mtd/nand/atmel_nand.c:912:51:    expected void ( *write_page )( ... ) [sparse]
+drivers/mtd/nand/atmel_nand.c:912:51:    got void ( static [toplevel] *<noident> )( ... ) [sparse]

--------------------------------------------------------------------------------

checkpatch.pl has some complaints:

--------------------------------------------------------------------------------

checkpatch.pl results for patch "[PATCH 3/3] MTD: atmel_nand: Update driver to support Programmable  Multibit ECC controller"

WARNING:LONG_LINE: line over 80 characters
#60: FILE: drivers/mtd/nand/atmel_nand.c:115:
+       int16_t                 smu[AT_NB_ERROR_MAX + 2][2 * AT_NB_ERROR_MAX + 1];

WARNING:LONG_LINE: line over 80 characters
#326: FILE: drivers/mtd/nand/atmel_nand.c:567:
+                               a = readw_relaxed(alpha_to + tmp % host->cw_len);

WARNING:LONG_LINE: line over 80 characters
#348: FILE: drivers/mtd/nand/atmel_nand.c:589:
+                               a = readw_relaxed(index_of + host->smu[i + 1][k]);

total: 0 errors, 3 warnings, 879 lines checked

--------------------------------------------------------------------------------

checkpatch.pl results for the entire squashed patch-set

WARNING:LONG_LINE: line over 80 characters
#376: FILE: drivers/mtd/nand/atmel_nand.c:115:
+       int16_t                 smu[AT_NB_ERROR_MAX + 2][2 * AT_NB_ERROR_MAX + 1];

WARNING:LONG_LINE: line over 80 characters
#642: FILE: drivers/mtd/nand/atmel_nand.c:567:
+                               a = readw_relaxed(alpha_to + tmp % host->cw_len);

WARNING:LONG_LINE: line over 80 characters
#664: FILE: drivers/mtd/nand/atmel_nand.c:589:
+                               a = readw_relaxed(index_of + host->smu[i + 1][k]);

total: 0 errors, 3 warnings, 1136 lines checked

--------------------------------------------------------------------------------

-- 
Best Regards,
Artem Bityutskiy
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