Re: [U-Boot] [PATCH 02/19] mtd: nand: pxa3xx_nand: use nand_to_mtd()

2018-09-19 Thread Stefan Roese

On 29.08.2018 10:56, kos...@marvell.com wrote:

From: Ofer Heifetz 

Don't store struct mtd_info in struct pxa3xx_nand_host. Instead use the
one that is already part of struct nand_chip. This brings us in line
with current U-boot and Linux conventions.

Signed-off-by: Chris Packham 
Signed-off-by: Ofer Heifetz 
Reviewed-by: Igal Liberman 
Cc: Stefan Roese 
Cc: Simon Glass 
---
  drivers/mtd/nand/pxa3xx_nand.c | 19 +--
  1 file changed, 9 insertions(+), 10 deletions(-)

diff --git a/drivers/mtd/nand/pxa3xx_nand.c b/drivers/mtd/nand/pxa3xx_nand.c
index ead5624..6295886 100644
--- a/drivers/mtd/nand/pxa3xx_nand.c
+++ b/drivers/mtd/nand/pxa3xx_nand.c
@@ -149,7 +149,6 @@ enum pxa3xx_nand_variant {
  
  struct pxa3xx_nand_host {

struct nand_chipchip;
-   struct mtd_info *mtd;
void*info_data;
  
  	/* page size of attached chip */

@@ -384,16 +383,17 @@ static int pxa3xx_nand_init_timings(struct 
pxa3xx_nand_host *host)
struct nand_chip *chip = >chip;
struct pxa3xx_nand_info *info = host->info_data;
const struct pxa3xx_nand_flash *f = NULL;
+   struct mtd_info *mtd = nand_to_mtd(>chip);
int mode, id, ntypes, i;
  
  	mode = onfi_get_async_timing_mode(chip);

if (mode == ONFI_TIMING_MODE_UNKNOWN) {
ntypes = ARRAY_SIZE(builtin_flash_types);
  
-		chip->cmdfunc(host->mtd, NAND_CMD_READID, 0x00, -1);

+   chip->cmdfunc(mtd, NAND_CMD_READID, 0x00, -1);
  
-		id = chip->read_byte(host->mtd);

-   id |= chip->read_byte(host->mtd) << 0x8;
+   id = chip->read_byte(mtd);
+   id |= chip->read_byte(mtd) << 0x8;
  
  		for (i = 0; i < ntypes; i++) {

f = _flash_types[i];
@@ -686,7 +686,7 @@ static void set_command_address(struct pxa3xx_nand_info 
*info,
  static void prepare_start_command(struct pxa3xx_nand_info *info, int command)
  {
struct pxa3xx_nand_host *host = info->host[info->cs];
-   struct mtd_info *mtd = host->mtd;
+   struct mtd_info *mtd = nand_to_mtd(>chip);
  
  	/* reset data and oob column point to handle data */

info->buf_start  = 0;
@@ -737,7 +737,7 @@ static int prepare_set_command(struct pxa3xx_nand_info 
*info, int command,
struct mtd_info *mtd;
  
  	host = info->host[info->cs];

-   mtd = host->mtd;
+   mtd = nand_to_mtd(>chip);
addr_cycle = 0;
exec_cmd = 1;
  
@@ -1224,7 +1224,7 @@ static int pxa3xx_nand_waitfunc(struct mtd_info *mtd, struct nand_chip *this)

  static int pxa3xx_nand_config_flash(struct pxa3xx_nand_info *info)
  {
struct pxa3xx_nand_host *host = info->host[info->cs];
-   struct mtd_info *mtd = host->mtd;
+   struct mtd_info *mtd = nand_to_mtd(>chip);
struct nand_chip *chip = mtd_to_nand(mtd);
  
  	info->reg_ndcr |= (host->col_addr_cycles == 2) ? NDCR_RA_START : 0;

@@ -1276,7 +1276,7 @@ static int pxa3xx_nand_sensing(struct pxa3xx_nand_host 
*host)
const struct nand_sdr_timings *timings;
int ret;
  
-	mtd = info->host[info->cs]->mtd;

+   mtd = nand_to_mtd(>host[info->cs]->chip);
chip = mtd_to_nand(mtd);
  
  	/* configure default flash values */

@@ -1497,7 +1497,6 @@ static int alloc_nand_resource(struct pxa3xx_nand_info 
*info)
mtd = nand_to_mtd(chip);
host = (struct pxa3xx_nand_host *)chip;
info->host[cs] = host;
-   host->mtd = mtd;
host->cs = cs;
host->info_data = info;
host->read_id_bytes = 4;
@@ -1615,7 +1614,7 @@ static int pxa3xx_nand_probe(struct pxa3xx_nand_info 
*info)
  
  	probe_success = 0;

for (cs = 0; cs < pdata->num_cs; cs++) {
-   struct mtd_info *mtd = info->host[cs]->mtd;
+   struct mtd_info *mtd = nand_to_mtd(>host[cs]->chip);
  
  		/*

 * The mtd name matches the one used in 'mtdparts' kernel



Applied to u-boot-marvell/master

Thanks,
Stefan

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[U-Boot] [PATCH 02/19] mtd: nand: pxa3xx_nand: use nand_to_mtd()

2018-08-29 Thread kostap
From: Ofer Heifetz 

Don't store struct mtd_info in struct pxa3xx_nand_host. Instead use the
one that is already part of struct nand_chip. This brings us in line
with current U-boot and Linux conventions.

Signed-off-by: Chris Packham 
Signed-off-by: Ofer Heifetz 
Reviewed-by: Igal Liberman 
Cc: Stefan Roese 
Cc: Simon Glass 
---
 drivers/mtd/nand/pxa3xx_nand.c | 19 +--
 1 file changed, 9 insertions(+), 10 deletions(-)

diff --git a/drivers/mtd/nand/pxa3xx_nand.c b/drivers/mtd/nand/pxa3xx_nand.c
index ead5624..6295886 100644
--- a/drivers/mtd/nand/pxa3xx_nand.c
+++ b/drivers/mtd/nand/pxa3xx_nand.c
@@ -149,7 +149,6 @@ enum pxa3xx_nand_variant {
 
 struct pxa3xx_nand_host {
struct nand_chipchip;
-   struct mtd_info *mtd;
void*info_data;
 
/* page size of attached chip */
@@ -384,16 +383,17 @@ static int pxa3xx_nand_init_timings(struct 
pxa3xx_nand_host *host)
struct nand_chip *chip = >chip;
struct pxa3xx_nand_info *info = host->info_data;
const struct pxa3xx_nand_flash *f = NULL;
+   struct mtd_info *mtd = nand_to_mtd(>chip);
int mode, id, ntypes, i;
 
mode = onfi_get_async_timing_mode(chip);
if (mode == ONFI_TIMING_MODE_UNKNOWN) {
ntypes = ARRAY_SIZE(builtin_flash_types);
 
-   chip->cmdfunc(host->mtd, NAND_CMD_READID, 0x00, -1);
+   chip->cmdfunc(mtd, NAND_CMD_READID, 0x00, -1);
 
-   id = chip->read_byte(host->mtd);
-   id |= chip->read_byte(host->mtd) << 0x8;
+   id = chip->read_byte(mtd);
+   id |= chip->read_byte(mtd) << 0x8;
 
for (i = 0; i < ntypes; i++) {
f = _flash_types[i];
@@ -686,7 +686,7 @@ static void set_command_address(struct pxa3xx_nand_info 
*info,
 static void prepare_start_command(struct pxa3xx_nand_info *info, int command)
 {
struct pxa3xx_nand_host *host = info->host[info->cs];
-   struct mtd_info *mtd = host->mtd;
+   struct mtd_info *mtd = nand_to_mtd(>chip);
 
/* reset data and oob column point to handle data */
info->buf_start = 0;
@@ -737,7 +737,7 @@ static int prepare_set_command(struct pxa3xx_nand_info 
*info, int command,
struct mtd_info *mtd;
 
host = info->host[info->cs];
-   mtd = host->mtd;
+   mtd = nand_to_mtd(>chip);
addr_cycle = 0;
exec_cmd = 1;
 
@@ -1224,7 +1224,7 @@ static int pxa3xx_nand_waitfunc(struct mtd_info *mtd, 
struct nand_chip *this)
 static int pxa3xx_nand_config_flash(struct pxa3xx_nand_info *info)
 {
struct pxa3xx_nand_host *host = info->host[info->cs];
-   struct mtd_info *mtd = host->mtd;
+   struct mtd_info *mtd = nand_to_mtd(>chip);
struct nand_chip *chip = mtd_to_nand(mtd);
 
info->reg_ndcr |= (host->col_addr_cycles == 2) ? NDCR_RA_START : 0;
@@ -1276,7 +1276,7 @@ static int pxa3xx_nand_sensing(struct pxa3xx_nand_host 
*host)
const struct nand_sdr_timings *timings;
int ret;
 
-   mtd = info->host[info->cs]->mtd;
+   mtd = nand_to_mtd(>host[info->cs]->chip);
chip = mtd_to_nand(mtd);
 
/* configure default flash values */
@@ -1497,7 +1497,6 @@ static int alloc_nand_resource(struct pxa3xx_nand_info 
*info)
mtd = nand_to_mtd(chip);
host = (struct pxa3xx_nand_host *)chip;
info->host[cs] = host;
-   host->mtd = mtd;
host->cs = cs;
host->info_data = info;
host->read_id_bytes = 4;
@@ -1615,7 +1614,7 @@ static int pxa3xx_nand_probe(struct pxa3xx_nand_info 
*info)
 
probe_success = 0;
for (cs = 0; cs < pdata->num_cs; cs++) {
-   struct mtd_info *mtd = info->host[cs]->mtd;
+   struct mtd_info *mtd = nand_to_mtd(>host[cs]->chip);
 
/*
 * The mtd name matches the one used in 'mtdparts' kernel
-- 
2.7.4

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