50 static unsigned char fsp_test_swap_cmd(unsigned char reg_val)  in fsp_test_swap_cmd()  argument
52 	switch (reg_val) {  in fsp_test_swap_cmd()
59 		return (reg_val >> 4) | (reg_val << 4);  in fsp_test_swap_cmd()
61 		return reg_val;	/* swap isn't necessary */  in fsp_test_swap_cmd()
69 static unsigned char fsp_test_invert_cmd(unsigned char reg_val)  in fsp_test_invert_cmd()  argument
71 	switch (reg_val) {  in fsp_test_invert_cmd()
78 		return ~reg_val;  in fsp_test_invert_cmd()
80 		return reg_val;	/* inversion isn't necessary */  in fsp_test_invert_cmd()
84 static int fsp_reg_read(struct psmouse *psmouse, int reg_addr, int *reg_val)  in fsp_reg_read()  argument
129 	*reg_val = param[2];  in fsp_reg_read()
137 		    reg_addr, *reg_val, rc);  in fsp_reg_read()
141 static int fsp_reg_write(struct psmouse *psmouse, int reg_addr, int reg_val)  in fsp_reg_write()  argument
170 	if ((v = fsp_test_invert_cmd(reg_val)) != reg_val) {  in fsp_reg_write()
173 	} else if ((v = fsp_test_swap_cmd(reg_val)) != reg_val) {  in fsp_reg_write()
189 		    reg_addr, reg_val, rc);  in fsp_reg_write()
214 static int fsp_page_reg_read(struct psmouse *psmouse, int *reg_val)  in fsp_page_reg_read()  argument
240 	*reg_val = param[2];  in fsp_page_reg_read()
248 		    *reg_val, rc);  in fsp_page_reg_read()
252 static int fsp_page_reg_write(struct psmouse *psmouse, int reg_val)  in fsp_page_reg_write()  argument
269 	if ((v = fsp_test_invert_cmd(reg_val)) != reg_val) {  in fsp_page_reg_write()
271 	} else if ((v = fsp_test_swap_cmd(reg_val)) != reg_val) {  in fsp_page_reg_write()
286 		    reg_val, rc);  in fsp_page_reg_write()