Let's make the raw NAND API consistent by patching all helpers and
hooks to take a nand_chip object instead of an mtd_info one or
remove the mtd_info object when both are passed.
Let's tackle the chip->setup_data_interface() hook.
Signed-off-by: Boris Brezillon <boris.brezillon@xxxxxxxxxxx>
---
drivers/mtd/nand/raw/atmel/nand-controller.c | 3 +--
drivers/mtd/nand/raw/denali.c | 4 ++--
drivers/mtd/nand/raw/fsmc_nand.c | 3 +--
drivers/mtd/nand/raw/gpmi-nand/gpmi-lib.c | 3 +--
drivers/mtd/nand/raw/gpmi-nand/gpmi-nand.h | 2 +-
drivers/mtd/nand/raw/marvell_nand.c | 3 +--
drivers/mtd/nand/raw/mtk_nand.c | 4 ++--
drivers/mtd/nand/raw/mxc_nand.c | 7 +++----
drivers/mtd/nand/raw/nand_base.c | 9 +++------
drivers/mtd/nand/raw/s3c2410.c | 3 ++-
drivers/mtd/nand/raw/sunxi_nand.c | 3 +--
drivers/mtd/nand/raw/tango_nand.c | 3 +--
drivers/mtd/nand/raw/tegra_nand.c | 3 +--
include/linux/mtd/rawnand.h | 2 +-
14 files changed, 21 insertions(+), 31 deletions(-)
diff --git a/drivers/mtd/nand/raw/atmel/nand-controller.c b/drivers/mtd/nand/raw/atmel/nand-controller.c
index d5939114f999..a38633a67ead 100644
--- a/drivers/mtd/nand/raw/atmel/nand-controller.c
+++ b/drivers/mtd/nand/raw/atmel/nand-controller.c
@@ -1448,10 +1448,9 @@ static int atmel_hsmc_nand_setup_data_interface(struct atmel_nand *nand,
return 0;
}
-static int atmel_nand_setup_data_interface(struct mtd_info *mtd, int csline,
+static int atmel_nand_setup_data_interface(struct nand_chip *chip, int csline,
const struct nand_data_interface *conf)
{
- struct nand_chip *chip = mtd_to_nand(mtd);
struct atmel_nand *nand = to_atmel_nand(chip);
struct atmel_nand_controller *nc;
diff --git a/drivers/mtd/nand/raw/denali.c b/drivers/mtd/nand/raw/denali.c
index bb4ad3b822ad..c5e35461d6b3 100644
--- a/drivers/mtd/nand/raw/denali.c
+++ b/drivers/mtd/nand/raw/denali.c
@@ -932,10 +932,10 @@ static int denali_erase(struct nand_chip *chip, int page)
return irq_status & INTR__ERASE_COMP ? 0 : -EIO;
}
-static int denali_setup_data_interface(struct mtd_info *mtd, int chipnr,
+static int denali_setup_data_interface(struct nand_chip *chip, int chipnr,
const struct nand_data_interface *conf)
{
- struct denali_nand_info *denali = mtd_to_denali(mtd);
+ struct denali_nand_info *denali = mtd_to_denali(nand_to_mtd(chip));
const struct nand_sdr_timings *timings;
unsigned long t_x, mult_x;
int acc_clks, re_2_we, re_2_re, we_2_re, addr_2_data;
diff --git a/drivers/mtd/nand/raw/fsmc_nand.c b/drivers/mtd/nand/raw/fsmc_nand.c
index 15bf533c907a..5e06fce4b295 100644
--- a/drivers/mtd/nand/raw/fsmc_nand.c
+++ b/drivers/mtd/nand/raw/fsmc_nand.c
@@ -340,10 +340,9 @@ static int fsmc_calc_timings(struct fsmc_nand_data *host,
return 0;
}
-static int fsmc_setup_data_interface(struct mtd_info *mtd, int csline,
+static int fsmc_setup_data_interface(struct nand_chip *nand, int csline,
const struct nand_data_interface *conf)
{
- struct nand_chip *nand = mtd_to_nand(mtd);
struct fsmc_nand_data *host = nand_get_controller_data(nand);
struct fsmc_nand_timings tims;
const struct nand_sdr_timings *sdrt;
diff --git a/drivers/mtd/nand/raw/gpmi-nand/gpmi-lib.c b/drivers/mtd/nand/raw/gpmi-nand/gpmi-lib.c
index 88ea2203e263..bd4cfac6b5aa 100644
--- a/drivers/mtd/nand/raw/gpmi-nand/gpmi-lib.c
+++ b/drivers/mtd/nand/raw/gpmi-nand/gpmi-lib.c
@@ -471,10 +471,9 @@ void gpmi_nfc_apply_timings(struct gpmi_nand_data *this)
udelay(dll_wait_time_us);
}
-int gpmi_setup_data_interface(struct mtd_info *mtd, int chipnr,
+int gpmi_setup_data_interface(struct nand_chip *chip, int chipnr,
const struct nand_data_interface *conf)
{
- struct nand_chip *chip = mtd_to_nand(mtd);
struct gpmi_nand_data *this = nand_get_controller_data(chip);
const struct nand_sdr_timings *sdr;
diff --git a/drivers/mtd/nand/raw/gpmi-nand/gpmi-nand.h b/drivers/mtd/nand/raw/gpmi-nand/gpmi-nand.h
index 69cd0cbde4f2..d0b79bac2728 100644
--- a/drivers/mtd/nand/raw/gpmi-nand/gpmi-nand.h
+++ b/drivers/mtd/nand/raw/gpmi-nand/gpmi-nand.h
@@ -178,7 +178,7 @@ int gpmi_is_ready(struct gpmi_nand_data *, unsigned chip);
int gpmi_send_command(struct gpmi_nand_data *);
int gpmi_enable_clk(struct gpmi_nand_data *this);
int gpmi_disable_clk(struct gpmi_nand_data *this);
-int gpmi_setup_data_interface(struct mtd_info *mtd, int chipnr,
+int gpmi_setup_data_interface(struct nand_chip *chip, int chipnr,
const struct nand_data_interface *conf);
void gpmi_nfc_apply_timings(struct gpmi_nand_data *this);
int gpmi_read_data(struct gpmi_nand_data *, void *buf, int len);
diff --git a/drivers/mtd/nand/raw/marvell_nand.c b/drivers/mtd/nand/raw/marvell_nand.c
index 1f4e75f8fa3e..22481e9bfefc 100644
--- a/drivers/mtd/nand/raw/marvell_nand.c
+++ b/drivers/mtd/nand/raw/marvell_nand.c
@@ -2250,11 +2250,10 @@ static struct nand_bbt_descr bbt_mirror_descr = {
.pattern = bbt_mirror_pattern
};
-static int marvell_nfc_setup_data_interface(struct mtd_info *mtd, int chipnr,
+static int marvell_nfc_setup_data_interface(struct nand_chip *chip, int chipnr,
const struct nand_data_interface
*conf)
{
- struct nand_chip *chip = mtd_to_nand(mtd);
struct marvell_nand_chip *marvell_nand = to_marvell_nand(chip);
struct marvell_nfc *nfc = to_marvell_nfc(chip->controller);
unsigned int period_ns = 1000000000 / clk_get_rate(nfc->core_clk) * 2;
diff --git a/drivers/mtd/nand/raw/mtk_nand.c b/drivers/mtd/nand/raw/mtk_nand.c
index cf8c42fb8feb..42f9dc2cd172 100644
--- a/drivers/mtd/nand/raw/mtk_nand.c
+++ b/drivers/mtd/nand/raw/mtk_nand.c
@@ -503,10 +503,10 @@ static void mtk_nfc_write_buf(struct nand_chip *chip, const u8 *buf, int len)
mtk_nfc_write_byte(chip, buf[i]);
}
-static int mtk_nfc_setup_data_interface(struct mtd_info *mtd, int csline,
+static int mtk_nfc_setup_data_interface(struct nand_chip *chip, int csline,
const struct nand_data_interface *conf)
{
- struct mtk_nfc *nfc = nand_get_controller_data(mtd_to_nand(mtd));
+ struct mtk_nfc *nfc = nand_get_controller_data(chip);
const struct nand_sdr_timings *timings;
u32 rate, tpoecs, tprecs, tc2r, tw2r, twh, twst, trlt;
diff --git a/drivers/mtd/nand/raw/mxc_nand.c b/drivers/mtd/nand/raw/mxc_nand.c
index ec150e19a368..895f85ee29db 100644
--- a/drivers/mtd/nand/raw/mxc_nand.c
+++ b/drivers/mtd/nand/raw/mxc_nand.c
@@ -137,7 +137,7 @@ struct mxc_nand_devtype_data {
u32 (*get_ecc_status)(struct mxc_nand_host *);
const struct mtd_ooblayout_ops *ooblayout;
void (*select_chip)(struct nand_chip *chip, int cs);
- int (*setup_data_interface)(struct mtd_info *mtd, int csline,
+ int (*setup_data_interface)(struct nand_chip *chip, int csline,
const struct nand_data_interface *conf);
void (*enable_hwecc)(struct nand_chip *chip, bool enable);
@@ -1139,11 +1139,10 @@ static void preset_v1(struct mtd_info *mtd)
writew(0x4, NFC_V1_V2_WRPROT);
}
-static int mxc_nand_v2_setup_data_interface(struct mtd_info *mtd, int csline,
+static int mxc_nand_v2_setup_data_interface(struct nand_chip *chip, int csline,
const struct nand_data_interface *conf)
{
- struct nand_chip *nand_chip = mtd_to_nand(mtd);
- struct mxc_nand_host *host = nand_get_controller_data(nand_chip);
+ struct mxc_nand_host *host = nand_get_controller_data(chip);
int tRC_min_ns, tRC_ps, ret;
unsigned long rate, rate_round;
const struct nand_sdr_timings *timings;
diff --git a/drivers/mtd/nand/raw/nand_base.c b/drivers/mtd/nand/raw/nand_base.c
index a7575aa68c48..0a89ab663728 100644
--- a/drivers/mtd/nand/raw/nand_base.c
+++ b/drivers/mtd/nand/raw/nand_base.c
@@ -1200,7 +1200,6 @@ EXPORT_SYMBOL_GPL(nand_set_features);
*/
static int nand_reset_data_interface(struct nand_chip *chip, int chipnr)
{
- struct mtd_info *mtd = nand_to_mtd(chip);
int ret;
if (!chip->setup_data_interface)
@@ -1221,7 +1220,7 @@ static int nand_reset_data_interface(struct nand_chip *chip, int chipnr)
*/
onfi_fill_data_interface(chip, NAND_SDR_IFACE, 0);
- ret = chip->setup_data_interface(mtd, chipnr, &chip->data_interface);
+ ret = chip->setup_data_interface(chip, chipnr, &chip->data_interface);
if (ret)
pr_err("Failed to configure data interface to SDR timing mode 0\n");
@@ -1243,7 +1242,6 @@ static int nand_reset_data_interface(struct nand_chip *chip, int chipnr)
*/
static int nand_setup_data_interface(struct nand_chip *chip, int chipnr)
{
- struct mtd_info *mtd = nand_to_mtd(chip);
u8 tmode_param[ONFI_SUBFEATURE_PARAM_LEN] = {
chip->onfi_timing_mode_default,
};
@@ -1263,7 +1261,7 @@ static int nand_setup_data_interface(struct nand_chip *chip, int chipnr)
}
/* Change the mode on the controller side */
- ret = chip->setup_data_interface(mtd, chipnr, &chip->data_interface);
+ ret = chip->setup_data_interface(chip, chipnr, &chip->data_interface);
if (ret)
return ret;
@@ -1316,7 +1314,6 @@ static int nand_setup_data_interface(struct nand_chip *chip, int chipnr)
*/
static int nand_init_data_interface(struct nand_chip *chip)
{
- struct mtd_info *mtd = nand_to_mtd(chip);
int modes, mode, ret;
if (!chip->setup_data_interface)
@@ -1345,7 +1342,7 @@ static int nand_init_data_interface(struct nand_chip *chip)
* Pass NAND_DATA_IFACE_CHECK_ONLY to only check if the
* controller supports the requested timings.
*/
- ret = chip->setup_data_interface(mtd,
+ ret = chip->setup_data_interface(chip,
NAND_DATA_IFACE_CHECK_ONLY,
&chip->data_interface);
if (!ret) {
diff --git a/drivers/mtd/nand/raw/s3c2410.c b/drivers/mtd/nand/raw/s3c2410.c
index 1d549f5e53f5..1f70eb35320b 100644
--- a/drivers/mtd/nand/raw/s3c2410.c
+++ b/drivers/mtd/nand/raw/s3c2410.c
@@ -820,9 +820,10 @@ static int s3c2410_nand_add_partition(struct s3c2410_nand_info *info,
return -ENODEV;
}
-static int s3c2410_nand_setup_data_interface(struct mtd_info *mtd, int csline,
+static int s3c2410_nand_setup_data_interface(struct nand_chip *chip, int csline,
const struct nand_data_interface *conf)
{
+ struct mtd_info *mtd = nand_to_mtd(chip);
struct s3c2410_nand_info *info = s3c2410_nand_mtd_toinfo(mtd);
struct s3c2410_platform_nand *pdata = info->platform;
const struct nand_sdr_timings *timings;
diff --git a/drivers/mtd/nand/raw/sunxi_nand.c b/drivers/mtd/nand/raw/sunxi_nand.c
index fe30fb589ffb..a3700b79bdeb 100644
--- a/drivers/mtd/nand/raw/sunxi_nand.c
+++ b/drivers/mtd/nand/raw/sunxi_nand.c
@@ -1468,10 +1468,9 @@ static int _sunxi_nand_lookup_timing(const s32 *lut, int lut_size, u32 duration,
#define sunxi_nand_lookup_timing(l, p, c) \
_sunxi_nand_lookup_timing(l, ARRAY_SIZE(l), p, c)
-static int sunxi_nfc_setup_data_interface(struct mtd_info *mtd, int csline,
+static int sunxi_nfc_setup_data_interface(struct nand_chip *nand, int csline,
const struct nand_data_interface *conf)
{
- struct nand_chip *nand = mtd_to_nand(mtd);
struct sunxi_nand_chip *chip = to_sunxi_nand(nand);
struct sunxi_nfc *nfc = to_sunxi_nfc(chip->nand.controller);
const struct nand_sdr_timings *timings;
diff --git a/drivers/mtd/nand/raw/tango_nand.c b/drivers/mtd/nand/raw/tango_nand.c
index c21a0f2d26fc..bf7012099790 100644
--- a/drivers/mtd/nand/raw/tango_nand.c
+++ b/drivers/mtd/nand/raw/tango_nand.c
@@ -479,11 +479,10 @@ static u32 to_ticks(int kHz, int ps)
return DIV_ROUND_UP_ULL((u64)kHz * ps, NSEC_PER_SEC);
}
-static int tango_set_timings(struct mtd_info *mtd, int csline,
+static int tango_set_timings(struct nand_chip *chip, int csline,
const struct nand_data_interface *conf)
{
const struct nand_sdr_timings *sdr = nand_get_sdr_timings(conf);
- struct nand_chip *chip = mtd_to_nand(mtd);
struct tango_nfc *nfc = to_tango_nfc(chip->controller);
struct tango_chip *tchip = to_tango_chip(chip);
u32 Trdy, Textw, Twc, Twpw, Tacc, Thold, Trpw, Textr;
diff --git a/drivers/mtd/nand/raw/tegra_nand.c b/drivers/mtd/nand/raw/tegra_nand.c
index 1088741eed1d..9767e29d74e2 100644
--- a/drivers/mtd/nand/raw/tegra_nand.c
+++ b/drivers/mtd/nand/raw/tegra_nand.c
@@ -814,10 +814,9 @@ static void tegra_nand_setup_timing(struct tegra_nand_controller *ctrl,
writel_relaxed(reg, ctrl->regs + TIMING_2);
}
-static int tegra_nand_setup_data_interface(struct mtd_info *mtd, int csline,
+static int tegra_nand_setup_data_interface(struct nand_chip *chip, int csline,
const struct nand_data_interface *conf)
{
- struct nand_chip *chip = mtd_to_nand(mtd);
struct tegra_nand_controller *ctrl = to_tegra_ctrl(chip->controller);
const struct nand_sdr_timings *timings;
diff --git a/include/linux/mtd/rawnand.h b/include/linux/mtd/rawnand.h
index 14ce2b078206..5bfb9d543a8a 100644
--- a/include/linux/mtd/rawnand.h
+++ b/include/linux/mtd/rawnand.h
@@ -1304,7 +1304,7 @@ struct nand_chip {
int (*get_features)(struct nand_chip *chip, int feature_addr,
uint8_t *subfeature_para);
int (*setup_read_retry)(struct nand_chip *chip, int retry_mode);
- int (*setup_data_interface)(struct mtd_info *mtd, int chipnr,
+ int (*setup_data_interface)(struct nand_chip *chip, int chipnr,
const struct nand_data_interface *conf);
int chip_delay;
--
2.14.1
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[PATCH v2 21/23] mtd: rawnand: Pass a nand_chip object to chip->setup_data_interface()
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- Subject: [PATCH v2 21/23] mtd: rawnand: Pass a nand_chip object to chip->setup_data_interface()
- From: Boris Brezillon <boris.brezillon@xxxxxxxxxxx>
- Date: Thu, 6 Sep 2018 14:05:33 +0200
- Cc: Andrew Lunn <andrew@xxxxxxx>, Alexandre Belloni <alexandre.belloni@xxxxxxxxxxx>, Rich Felker <dalias@xxxxxxxx>, linux-doc@xxxxxxxxxxxxxxx, Tony Lindgren <tony@xxxxxxxxxxx>, linux-mips@xxxxxxxxxxxxxx, Stefan Agner <stefan@xxxxxxxx>, Masahiro Yamada <yamada.masahiro@xxxxxxxxxxxxx>, Mans Rullgard <mans@xxxxxxxxx>, Robert Jarzmik <robert.jarzmik@xxxxxxx>, Jason Cooper <jason@xxxxxxxxxxxxxx>, devel@xxxxxxxxxxxxxxxxxxxx, Maxime Ripard <maxime.ripard@xxxxxxxxxxx>, Maxim Levitsky <maximlevitsky@xxxxxxxxx>, Yoshinori Sato <ysato@xxxxxxxxxxxxxxxxxxxx>, Aaro Koskinen <aaro.koskinen@xxxxxx>, Gregory Clement <gregory.clement@xxxxxxxxxxx>, linux-sh@xxxxxxxxxxxxxxx, Lukasz Majewski <lukma@xxxxxxx>, Neil Armstrong <narmstrong@xxxxxxxxxxxx>, Marek Vasut <marek.vasut@xxxxxxxxx>, Chen-Yu Tsai <wens@xxxxxxxx>, NXP Linux Team <linux-imx@xxxxxxx>, Sylvain Lemieux <slemieux.tyco@xxxxxxxxx>, Sebastian Hesselbarth <sebastian.hesselbarth@xxxxxxxxx>, Alexander Clouter <alex@xxxxxxxxxxxxx>, Wan ZongShun <mcuos.com@xxxxxxxxx>, Marc Gonzalez <marc.w.gonzalez@xxxxxxx>, Sascha Hauer <s.hauer@xxxxxxxxxxxxxx>, Haojian Zhuang <haojian.zhuang@xxxxxxxxx>, Vladimir Zapolskiy <vz@xxxxxxxxx>, Harvey Hunt <harveyhuntnexus@xxxxxxxxx>, Krzysztof Halasa <khalasa@xxxxxxx>, Kamal Dasu <kdasu.kdev@xxxxxxxxx>, Matthias Brugger <matthias.bgg@xxxxxxxxx>, Han Xu <han.xu@xxxxxxx>, Xiaolei Li <xiaolei.li@xxxxxxxxxxxx>, linux-omap@xxxxxxxxxxxxxxx, Alexander Sverdlin <alexander.sverdlin@xxxxxxxxx>, linux-arm-kernel@xxxxxxxxxxxxxxxxxxx, Brian Norris <computersforpeace@xxxxxxxxx>, David Woodhouse <dwmw2@xxxxxxxxxxxxx>, Jonathan Corbet <corbet@xxxxxxx>, Nicolas Ferre <nicolas.ferre@xxxxxxxxxxxxx>, Ralf Baechle <ralf@xxxxxxxxxxxxxx>, Hartley Sweeten <hsweeten@xxxxxxxxxxxxxxxxxxx>, Pengutronix Kernel Team <kernel@xxxxxxxxxxxxxx>, Greg Kroah-Hartman <gregkh@xxxxxxxxxxxxxxxxxxx>, Fabio Estevam <fabio.estevam@xxxxxxx>, linux-mediatek@xxxxxxxxxxxxxxxxxxx, Imre Kaloz <kaloz@xxxxxxxxxxx>, Shawn Guo <shawnguo@xxxxxxxxxx>, Daniel Mack <daniel@xxxxxxxxxx>
- In-reply-to: <20180906120535.21255-1-boris.brezillon@bootlin.com>
- References: <20180906120535.21255-1-boris.brezillon@bootlin.com>
- References:
- [PATCH v2 00/23] mtd: rawnand: Stop passing mtd_info to drivers
- From: Boris Brezillon
- [PATCH v2 00/23] mtd: rawnand: Stop passing mtd_info to drivers
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