change wifi driver to cypress

hc

2024-01-05 071106ecf68c401173c58808b1cf5f68cc50d390

 kernel/drivers/input/mouse/alps.c
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@@ -1,3 +1,4 @@
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+// SPDX-License-Identifier: GPL-2.0-only
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 /*
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  * ALPS touchpad PS/2 mouse driver
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  *
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@@ -9,10 +10,6 @@
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  *
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  * ALPS detection, tap switching and status querying info is taken from
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  * tpconfig utility (by C. Scott Ananian and Bruce Kall).
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- *
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- * This program is free software; you can redistribute it and/or modify it
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- * under the terms of the GNU General Public License version 2 as published by
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- * the Free Software Foundation.
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  */
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 #include <linux/slab.h>
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@@ -855,8 +852,8 @@
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 			x = y = z = 0;
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 		/* Divide 4 since trackpoint's speed is too fast */
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-		input_report_rel(dev2, REL_X, (char)x / 4);
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-		input_report_rel(dev2, REL_Y, -((char)y / 4));
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+		input_report_rel(dev2, REL_X, (s8)x / 4);
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+		input_report_rel(dev2, REL_Y, -((s8)y / 4));
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 		psmouse_report_standard_buttons(dev2, packet[3]);
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@@ -1107,8 +1104,8 @@
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 	    ((packet[3] & 0x20) << 1);
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 	z = (packet[5] & 0x3f) | ((packet[3] & 0x80) >> 1);
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-	input_report_rel(dev2, REL_X, (char)x);
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-	input_report_rel(dev2, REL_Y, -((char)y));
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+	input_report_rel(dev2, REL_X, (s8)x);
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+	input_report_rel(dev2, REL_Y, -((s8)y));
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 	input_report_abs(dev2, ABS_PRESSURE, z);
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 	psmouse_report_standard_buttons(dev2, packet[1]);
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@@ -1932,7 +1929,7 @@
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 static int alps_absolute_mode_v6(struct psmouse *psmouse)
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 {
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 	u16 reg_val = 0x181;
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-	int ret = -1;
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+	int ret;
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 	/* enter monitor mode, to write the register */
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 	if (alps_monitor_mode(psmouse, true))
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@@ -2297,20 +2294,20 @@
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 	if (reg < 0)
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 		return reg;
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-	x_pitch = (char)(reg << 4) >> 4; /* sign extend lower 4 bits */
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+	x_pitch = (s8)(reg << 4) >> 4; /* sign extend lower 4 bits */
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 	x_pitch = 50 + 2 * x_pitch; /* In 0.1 mm units */
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-	y_pitch = (char)reg >> 4; /* sign extend upper 4 bits */
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+	y_pitch = (s8)reg >> 4; /* sign extend upper 4 bits */
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 	y_pitch = 36 + 2 * y_pitch; /* In 0.1 mm units */
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 	reg = alps_command_mode_read_reg(psmouse, reg_pitch + 1);
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 	if (reg < 0)
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 		return reg;
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-	x_electrode = (char)(reg << 4) >> 4; /* sign extend lower 4 bits */
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+	x_electrode = (s8)(reg << 4) >> 4; /* sign extend lower 4 bits */
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 	x_electrode = 17 + x_electrode;
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-	y_electrode = (char)reg >> 4; /* sign extend upper 4 bits */
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+	y_electrode = (s8)reg >> 4; /* sign extend upper 4 bits */
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 	y_electrode = 13 + y_electrode;
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 	x_phys = x_pitch * (x_electrode - 1); /* In 0.1 mm units */