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Subject[PATCH 04/26] Staging: fbtft: flexfb: Switch to the gpio descriptor interface
This switches the flexfb.c to use GPIO descriptors
rather than numerical gpios.

Signed-off-by: Nishad Kamdar <nishadkamdar@gmail.com>
---
drivers/staging/fbtft/flexfb.c | 12 ++++++------
1 file changed, 6 insertions(+), 6 deletions(-)

diff --git a/drivers/staging/fbtft/flexfb.c b/drivers/staging/fbtft/flexfb.c
index 2af474469e7d..c5fa59105a43 100644
--- a/drivers/staging/fbtft/flexfb.c
+++ b/drivers/staging/fbtft/flexfb.c
@@ -9,7 +9,7 @@
#include <linux/kernel.h>
#include <linux/init.h>
#include <linux/vmalloc.h>
-#include <linux/gpio.h>
+#include <linux/gpio/consumer.h>
#include <linux/spi/spi.h>
#include <linux/delay.h>

@@ -521,7 +521,7 @@ static int flexfb_verify_gpios_dc(struct fbtft_par *par)
{
fbtft_par_dbg(DEBUG_VERIFY_GPIOS, par, "%s()\n", __func__);

- if (par->gpio.dc < 0) {
+ if (!par->gpio.dc) {
dev_err(par->info->device,
"Missing info about 'dc' gpio. Aborting.\n");
return -EINVAL;
@@ -537,22 +537,22 @@ static int flexfb_verify_gpios_db(struct fbtft_par *par)

fbtft_par_dbg(DEBUG_VERIFY_GPIOS, par, "%s()\n", __func__);

- if (par->gpio.dc < 0) {
+ if (!par->gpio.dc) {
dev_err(par->info->device, "Missing info about 'dc' gpio. Aborting.\n");
return -EINVAL;
}
- if (par->gpio.wr < 0) {
+ if (!par->gpio.wr) {
dev_err(par->info->device, "Missing info about 'wr' gpio. Aborting.\n");
return -EINVAL;
}
- if (latched && (par->gpio.latch < 0)) {
+ if (latched && !par->gpio.latch) {
dev_err(par->info->device, "Missing info about 'latch' gpio. Aborting.\n");
return -EINVAL;
}
if (latched)
num_db = buswidth / 2;
for (i = 0; i < num_db; i++) {
- if (par->gpio.db[i] < 0) {
+ if (!par->gpio.db[i]) {
dev_err(par->info->device,
"Missing info about 'db%02d' gpio. Aborting.\n",
i);
--
2.17.1
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