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drivers: display: st7735r: constify device config access

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`const` was missing from one device config access.

Signed-off-by: Gerard Marull-Paretas <gerard.marull@nordicsemi.no>
This commit is contained in:
Gerard Marull-Paretas 2022-01-19 12:12:55 +01:00 • committed by Carles Cufí
commit 51e552a9a3
1 changed files with 3 additions and 3 deletions
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6
drivers/display/display_st7735r.c
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@ -269,7 +269,7 @@ static int st7735r_set_contrast(const struct device *dev,
static void st7735r_get_capabilities(const struct device *dev, static void st7735r_get_capabilities(const struct device *dev,
struct display_capabilities *capabilities) struct display_capabilities *capabilities)
{ {
struct st7735r_config *config = (struct st7735r_config *)dev->config; const struct st7735r_config *config = (const struct st7735r_config *)dev->config;
memset(capabilities, 0, sizeof(struct display_capabilities)); memset(capabilities, 0, sizeof(struct display_capabilities));
capabilities->x_resolution = config->width; capabilities->x_resolution = config->width;
@ -288,7 +288,7 @@ static void st7735r_get_capabilities(const struct device *dev,
static int st7735r_set_pixel_format(const struct device *dev, static int st7735r_set_pixel_format(const struct device *dev,
const enum display_pixel_format pixel_format) const enum display_pixel_format pixel_format)
{ {
struct st7735r_config *config = (struct st7735r_config *)dev->config; const struct st7735r_config *config = (const struct st7735r_config *)dev->config;
if ((pixel_format == PIXEL_FORMAT_RGB_565) && if ((pixel_format == PIXEL_FORMAT_RGB_565) &&
(~config->madctl & ST7735R_MADCTL_BGR)) { (~config->madctl & ST7735R_MADCTL_BGR)) {
@ -437,7 +437,7 @@ static int st7735r_lcd_init(struct st7735r_data *data)
static int st7735r_init(const struct device *dev) static int st7735r_init(const struct device *dev)
{ {
struct st7735r_data *data = (struct st7735r_data *)dev->data; struct st7735r_data *data = (struct st7735r_data *)dev->data;
struct st7735r_config *config = (struct st7735r_config *)dev->config; const struct st7735r_config *config = (const struct st7735r_config *)dev->config;
int ret; int ret;
if (!spi_is_ready(&config->bus)) { if (!spi_is_ready(&config->bus)) {