linux-kernel - [PATCH 2/3] staging: pi433: Reduce N_PI433_MINORS to conform with N_SPI

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Date: Sun, 24 Mar 2024 11:32:00 +0200
From: Shahar Avidar <ikobh7@...il.com>
To: gregkh@...uxfoundation.org,
	elder@...aro.org,
	andriy.shevchenko@...ux.intel.com,
	robh@...nel.org,
	parthiban.veerasooran@...rochip.com
Cc: linux-staging@...ts.linux.dev,
	linux-kernel@...r.kernel.org
Subject: [PATCH 2/3] staging: pi433: Reduce N_PI433_MINORS to conform with N_SPI_MINORS.

The driver can't actually support 2^20 devices.
Current RasPis GPIO pins can actually support only 1 device.
Other or future platforms might support more.

Signed-off-by: Shahar Avidar <ikobh7@...il.com>
---
 drivers/staging/pi433/pi433_if.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/drivers/staging/pi433/pi433_if.c b/drivers/staging/pi433/pi433_if.c
index a351b7acfcff..9fc93fa454b1 100644
--- a/drivers/staging/pi433/pi433_if.c
+++ b/drivers/staging/pi433/pi433_if.c
@@ -47,7 +47,7 @@
 #include "rf69.h"
 #include "rf69_registers.h"
 
-#define N_PI433_MINORS		BIT(MINORBITS) /*32*/	/* ... up to 256 */
+#define N_PI433_MINORS		32
 #define MAX_MSG_SIZE		900	/* min: FIFO_SIZE! */
 #define MSG_FIFO_SIZE		65536   /* 65536 = 2^16  */
 #define FIFO_THRESHOLD	15		/* bytes */
-- 
2.34.1