drivers: spi: remove unused variables

AlessandroLuo · aescolar · commit 05531647ee56 · 2024-10-23T11:19:56.000+02:00
Removed unused variables to get rid of warning

Signed-off-by: Hao Luo &lt;hluo@ambiq.com&gt;
diff --git a/drivers/spi/spi_ambiq.c b/drivers/spi/spi_ambiq.c
@@ -49,8 +49,6 @@ typedef void (*spi_context_update_trx)(struct spi_context *ctx, uint8_t dfs, uin
 
 #define SPI_WORD_SIZE 8
 
-#define SPI_CS_INDEX 3
-
 static void spi_ambiq_pm_policy_state_lock_get(const struct device *dev)
 {
 	if (IS_ENABLED(CONFIG_PM)) {
@@ -370,7 +368,7 @@ static int spi_ambiq_transceive(const struct device *dev, const struct spi_confi
 				const struct spi_buf_set *rx_bufs)
 {
 	struct spi_ambiq_data *data = dev->data;
-	int pm_ret, ret = 0;
+	int ret = 0;
 
 	if (!tx_bufs && !rx_bufs) {
 		return 0;

Original file line number	Diff line number	Diff line change
`@@ -49,8 +49,6 @@ typedef void (spi_context_update_trx)(struct spi_context ctx, uint8_t dfs, uin`
`49`	`49`
`50`	`50`	`#define SPI_WORD_SIZE 8`
`51`	`51`
`52`		`-#define SPI_CS_INDEX 3`
`53`		`-`
`54`	`52`	`static void spi_ambiq_pm_policy_state_lock_get(const struct device *dev)`
`55`	`53`	`{`
`56`	`54`	`if (IS_ENABLED(CONFIG_PM)) {`
`@@ -370,7 +368,7 @@ static int spi_ambiq_transceive(const struct device *dev, const struct spi_confi`
`370`	`368`	`const struct spi_buf_set *rx_bufs)`
`371`	`369`	`{`
`372`	`370`	`struct spi_ambiq_data *data = dev->data;`
`373`		`- int pm_ret, ret = 0;`
	`371`	`+ int ret = 0;`
`374`	`372`
`375`	`373`	`if (!tx_bufs && !rx_bufs) {`
`376`	`374`	`return 0;`