C++ (Cpp) pmic8058_chk_sync_read Examples

Example #1

static int pmic8058_kp_read_matrix(struct pmic8058_kp *kp, u16 *new_state,
					 u16 *old_state)
{
	int rc, read_rows;
	u8 scan_val;
	static u8 rows[] = {
		5, 6, 7, 8, 10, 10, 12, 12, 15, 15, 15, 18, 18, 18
	};

	if (kp->flags & KEYF_FIX_LAST_ROW &&
			(kp->pdata->num_rows != PM8058_MAX_ROWS))
		read_rows = rows[kp->pdata->num_rows - KEYP_CTRL_SCAN_ROWS_MIN
					 + 1];
#if 1 //Qualcomm patch for keypad matrix 2*5 
	else if (kp->pdata->num_rows < PM8058_MIN_ROWS) 
		read_rows = PM8058_MIN_ROWS;				
#endif
	else
		read_rows = kp->pdata->num_rows;

	if (pm8058_rev(kp->pm_chip) > PM_8058_REV_1p0)
		pmic8058_chk_sync_read(kp);

	if (old_state)
		rc = pmic8058_kp_read_data(kp, old_state, KEYP_OLD_DATA,
						read_rows);

	rc = pmic8058_kp_read_data(kp, new_state, KEYP_RECENT_DATA,
					 read_rows);

	if (pm8058_rev(kp->pm_chip) > PM_8058_REV_1p0) {
		/* 4 * 32KHz clocks */
		udelay((4 * USEC_PER_SEC / KEYP_CLOCK_FREQ) + 1);

		rc = pmic8058_kp_read(kp, &scan_val, KEYP_SCAN, 1);
		scan_val &= 0xFE;
		rc = pmic8058_kp_write_u8(kp, scan_val, KEYP_SCAN);
	}

	return rc;
}

Example #2

static int pmic8058_kp_read_matrix(struct pmic8058_kp *kp, u16 *new_state,
					 u16 *old_state)
{
	/* SHARP Add. use 1 Row Line. other key data clear. start */
#ifdef CONFIG_KEYBOARD_SCKEY
#if (defined(CONFIG_QWERTY_KEYPAD) || defined(CONFIG_QWERTY2_KEYPAD) || defined(CONFIG_QWERTY3_KEYPAD))
	volatile int j,i,k = 0;	
	volatile int bits_changed1;
	volatile int bits_changed2;
	volatile int bits_changed_old1;
	volatile int bits_changed_old2;
	volatile int board_state;
	volatile int result;
#else
	int j;
#endif  /* (defined(CONFIG_QWERTY_KEYPAD) || defined(CONFIG_QWERTY2_KEYPAD) || defined(CONFIG_QWERTY3_KEYPAD)) */
#endif	/* #ifdef CONFIG_KEYBOARD_SCKEY */
	/* SHARP Add. use 1 Row Line. end */

	int rc, read_rows;
	u8 scan_val;
	static u8 rows[] = {
		5, 6, 7, 8, 10, 10, 12, 12, 15, 15, 15, 18, 18, 18
	};

	if (kp->flags & KEYF_FIX_LAST_ROW &&
			(kp->pdata->num_rows != PM8058_MAX_ROWS))
		read_rows = rows[kp->pdata->num_rows - KEYP_CTRL_SCAN_ROWS_MIN
					 + 1];
	else
		read_rows = kp->pdata->num_rows;

	if (pm8058_rev(kp->pm_chip) > PM_8058_REV_1p0)
		pmic8058_chk_sync_read(kp);

	if (old_state)
		rc = pmic8058_kp_read_data(kp, old_state, KEYP_OLD_DATA,
						read_rows);

	rc = pmic8058_kp_read_data(kp, new_state, KEYP_RECENT_DATA,
					 read_rows);

	if (pm8058_rev(kp->pm_chip) > PM_8058_REV_1p0) {
		/* 4 * 32KHz clocks */
		udelay((4 * USEC_PER_SEC / KEYP_CLOCK_FREQ) + 1);

		rc = pmic8058_kp_read(kp, &scan_val, KEYP_SCAN, 1);
		scan_val &= 0xFE;
		rc = pmic8058_kp_write_u8(kp, scan_val, KEYP_SCAN);
	}
 	/* SHARP Add. use 1 Row Line. other key data clear. start */
#ifdef CONFIG_KEYBOARD_SCKEY
#if (defined(CONFIG_TENKEY_KEYPAD) || defined(CONFIG_TENKEY2_KEYPAD) || defined(CONFIG_TENKEY3_KEYPAD))
	/* depend on target system */
	for( j = 6; j <MATRIX_MAX_ROWS; j++)
	{
		if (old_state)
		{
			old_state[j] = 0xff;
		}
		new_state[j] = 0xff;
	}
#elif (defined(CONFIG_QWERTY_KEYPAD) || defined(CONFIG_QWERTY2_KEYPAD) || defined(CONFIG_QWERTY3_KEYPAD))
	
	result = sh_boot_get_hw_revision();
	if( (result & 0x0002) == 0 ) {
		board_state = 0;
	} else {
		board_state =1;
	}
	SHDBG_KEY_HAL(printk(KERN_DEBUG "[shkey]result:0x%x,board_state:0x%x\n", result ,board_state);)

	/* depend on target system */
	for( j = 10; j <MATRIX_MAX_ROWS; j++)