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Subject[PATCH 03/26] Staging: fbtft: fbtft-io: Switch to the gpio descriptor interface
This switches the fbtft-io to use GPIO descriptors
rather than numerical gpios.

Signed-off-by: Nishad Kamdar <nishadkamdar@gmail.com>
---
drivers/staging/fbtft/fbtft-io.c | 26 +++++++++++++-------------
1 file changed, 13 insertions(+), 13 deletions(-)

diff --git a/drivers/staging/fbtft/fbtft-io.c b/drivers/staging/fbtft/fbtft-io.c
index b5051d3d46a6..38cdad6203ea 100644
--- a/drivers/staging/fbtft/fbtft-io.c
+++ b/drivers/staging/fbtft/fbtft-io.c
@@ -1,7 +1,7 @@
// SPDX-License-Identifier: GPL-2.0
#include <linux/export.h>
#include <linux/errno.h>
-#include <linux/gpio.h>
+#include <linux/gpio/consumer.h>
#include <linux/spi/spi.h>
#include "fbtft.h"

@@ -142,30 +142,30 @@ int fbtft_write_gpio8_wr(struct fbtft_par *par, void *buf, size_t len)
data = *(u8 *)buf;

/* Start writing by pulling down /WR */
- gpio_set_value(par->gpio.wr, 0);
+ gpiod_set_value(par->gpio.wr, 0);

/* Set data */
#ifndef DO_NOT_OPTIMIZE_FBTFT_WRITE_GPIO
if (data == prev_data) {
- gpio_set_value(par->gpio.wr, 0); /* used as delay */
+ gpiod_set_value(par->gpio.wr, 0); /* used as delay */
} else {
for (i = 0; i < 8; i++) {
if ((data & 1) != (prev_data & 1))
- gpio_set_value(par->gpio.db[i],
- data & 1);
+ gpiod_set_value(par->gpio.db[i],
+ data & 1);
data >>= 1;
prev_data >>= 1;
}
}
#else
for (i = 0; i < 8; i++) {
- gpio_set_value(par->gpio.db[i], data & 1);
+ gpiod_set_value(par->gpio.db[i], data & 1);
data >>= 1;
}
#endif

/* Pullup /WR */
- gpio_set_value(par->gpio.wr, 1);
+ gpiod_set_value(par->gpio.wr, 1);

#ifndef DO_NOT_OPTIMIZE_FBTFT_WRITE_GPIO
prev_data = *(u8 *)buf;
@@ -192,30 +192,30 @@ int fbtft_write_gpio16_wr(struct fbtft_par *par, void *buf, size_t len)
data = *(u16 *)buf;

/* Start writing by pulling down /WR */
- gpio_set_value(par->gpio.wr, 0);
+ gpiod_set_value(par->gpio.wr, 0);

/* Set data */
#ifndef DO_NOT_OPTIMIZE_FBTFT_WRITE_GPIO
if (data == prev_data) {
- gpio_set_value(par->gpio.wr, 0); /* used as delay */
+ gpiod_set_value(par->gpio.wr, 0); /* used as delay */
} else {
for (i = 0; i < 16; i++) {
if ((data & 1) != (prev_data & 1))
- gpio_set_value(par->gpio.db[i],
- data & 1);
+ gpiod_set_value(par->gpio.db[i],
+ data & 1);
data >>= 1;
prev_data >>= 1;
}
}
#else
for (i = 0; i < 16; i++) {
- gpio_set_value(par->gpio.db[i], data & 1);
+ gpiod_set_value(par->gpio.db[i], data & 1);
data >>= 1;
}
#endif

/* Pullup /WR */
- gpio_set_value(par->gpio.wr, 1);
+ gpiod_set_value(par->gpio.wr, 1);

#ifndef DO_NOT_OPTIMIZE_FBTFT_WRITE_GPIO
prev_data = *(u16 *)buf;
--
2.17.1
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