From 77415cb41fe0234e8b3925e109fd17e56831c9c1 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?King=20K=C3=A9vin?= <kingkevin@cuvoodoo.info>
Date: Fri, 11 Dec 2020 20:53:21 +0100
Subject: [PATCH] onewire_master: minor, fix spacing

---
 lib/onewire_master.c | 18 +++++++++---------
 1 file changed, 9 insertions(+), 9 deletions(-)

diff --git a/lib/onewire_master.c b/lib/onewire_master.c
index b00d5e1..7d12336 100644
--- a/lib/onewire_master.c
+++ b/lib/onewire_master.c
@@ -77,7 +77,7 @@ void TIM_ISR(ONEWIRE_MASTER_TIMER)(void)
 			case ONEWIRE_STATE_MASTER_RESET: // reset pulse has been started
 				timer_clear_flag(TIM(ONEWIRE_MASTER_TIMER), TIM_SR_CC4IF); // clear output compare flag
 				timer_enable_irq(TIM(ONEWIRE_MASTER_TIMER), TIM_DIER_CC4IE); // enable compare interrupt for presence detection
-				gpio_set(GPIO_PORT(ONEWIRE_MASTER_PIN),GPIO_PIN(ONEWIRE_MASTER_PIN)); // set signal high again for slaves to respond
+				gpio_set(GPIO_PORT(ONEWIRE_MASTER_PIN), GPIO_PIN(ONEWIRE_MASTER_PIN)); // set signal high again for slaves to respond
 				onewire_master_state = ONEWIRE_STATE_SLAVE_PRESENCE; // set new state
 				break;
 			case ONEWIRE_STATE_SLAVE_PRESENCE: // waiting for slave presence but none received
@@ -88,7 +88,7 @@ void TIM_ISR(ONEWIRE_MASTER_TIMER)(void)
 			case ONEWIRE_STATE_MASTER_READ: // end of time slot and recovery time for reading bit
 			case ONEWIRE_STATE_MASTER_WRITE: // end of time slot and recovery time for writing bit
 				if (buffer_bit < buffer_size) { // check if byte to read/write are remaining
-					gpio_clear(GPIO_PORT(ONEWIRE_MASTER_PIN),GPIO_PIN(ONEWIRE_MASTER_PIN)); // pull signal low to start next slot
+					gpio_clear(GPIO_PORT(ONEWIRE_MASTER_PIN), GPIO_PIN(ONEWIRE_MASTER_PIN)); // pull signal low to start next slot
 				} else { // all bytes read/written
 					timer_disable_counter(TIM(ONEWIRE_MASTER_TIMER)); // disable timer
  					timer_disable_irq(TIM(ONEWIRE_MASTER_TIMER), TIM_DIER_CC1IE); // disable compare interrupt for master pull low
@@ -103,14 +103,14 @@ void TIM_ISR(ONEWIRE_MASTER_TIMER)(void)
  				timer_disable_irq(TIM(ONEWIRE_MASTER_TIMER), TIM_DIER_CC2IE); // disable all compare interrupt
  				timer_disable_irq(TIM(ONEWIRE_MASTER_TIMER), TIM_DIER_CC3IE); // disable all compare interrupt
  				timer_disable_irq(TIM(ONEWIRE_MASTER_TIMER), TIM_DIER_CC4IE); // disable all compare interrupt
-				gpio_set(GPIO_PORT(ONEWIRE_MASTER_PIN),GPIO_PIN(ONEWIRE_MASTER_PIN)); // pull signal high (idle state)
+				gpio_set(GPIO_PORT(ONEWIRE_MASTER_PIN), GPIO_PIN(ONEWIRE_MASTER_PIN)); // pull signal high (idle state)
 				onewire_master_state = ONEWIRE_STATE_ERROR; // indicate error
 		}
 	} else if (timer_get_flag(TIM(ONEWIRE_MASTER_TIMER), TIM_SR_CC1IF)) { // compare event happened for master pull low end for read
 		timer_clear_flag(TIM(ONEWIRE_MASTER_TIMER), TIM_SR_CC1IF); // clear flag
 		switch (onewire_master_state) {
 			case ONEWIRE_STATE_MASTER_READ: // master has to read a bit
-				gpio_set(GPIO_PORT(ONEWIRE_MASTER_PIN),GPIO_PIN(ONEWIRE_MASTER_PIN)); // pull signal high to end time slot
+				gpio_set(GPIO_PORT(ONEWIRE_MASTER_PIN), GPIO_PIN(ONEWIRE_MASTER_PIN)); // pull signal high to end time slot
 				break;
 			default: // unknown state for this stage
 				break; // let the overflow handle the error if any
@@ -121,7 +121,7 @@ void TIM_ISR(ONEWIRE_MASTER_TIMER)(void)
 			case ONEWIRE_STATE_MASTER_WRITE: // master has to write a bit
 				if (buffer_bit < buffer_size) { // check if byte to send are remaining
 					if (buffer[buffer_bit / 8] & (1 << (buffer_bit % 8))) { // check bit (LSb first)
-						gpio_set(GPIO_PORT(ONEWIRE_MASTER_PIN),GPIO_PIN(ONEWIRE_MASTER_PIN)); // set signal high again to write "1"
+						gpio_set(GPIO_PORT(ONEWIRE_MASTER_PIN), GPIO_PIN(ONEWIRE_MASTER_PIN)); // set signal high again to write "1"
 					}
 					buffer_bit++; // got to next bit
 				} else {
@@ -131,7 +131,7 @@ void TIM_ISR(ONEWIRE_MASTER_TIMER)(void)
 				break;
 			case ONEWIRE_STATE_MASTER_READ: // master has to read a bit set by slave
 				if (buffer_bit<buffer_size) { // check if byte to send are remaining
-					if (gpio_get(GPIO_PORT(ONEWIRE_MASTER_PIN),GPIO_PIN(ONEWIRE_MASTER_PIN))) { // check if the slave kept it low
+					if (gpio_get(GPIO_PORT(ONEWIRE_MASTER_PIN), GPIO_PIN(ONEWIRE_MASTER_PIN))) { // check if the slave kept it low
 						buffer[buffer_bit / 8] |= (1 << (buffer_bit % 8)); // save bit "1"
 					} else {
 						buffer[buffer_bit / 8] &= ~(1 << (buffer_bit % 8)); // save bit "0"
@@ -147,10 +147,10 @@ void TIM_ISR(ONEWIRE_MASTER_TIMER)(void)
 		}
 	} else if (timer_get_flag(TIM(ONEWIRE_MASTER_TIMER), TIM_SR_CC3IF)) { // compare event happened for end to time slot
 		timer_clear_flag(TIM(ONEWIRE_MASTER_TIMER), TIM_SR_CC3IF); // clear flag
-		gpio_set(GPIO_PORT(ONEWIRE_MASTER_PIN),GPIO_PIN(ONEWIRE_MASTER_PIN)); // pull signal high to end time slot
+		gpio_set(GPIO_PORT(ONEWIRE_MASTER_PIN), GPIO_PIN(ONEWIRE_MASTER_PIN)); // pull signal high to end time slot
 	} else if (timer_get_flag(TIM(ONEWIRE_MASTER_TIMER), TIM_SR_CC4IF)) { // compare event happened for slave presence detection
 		timer_clear_flag(TIM(ONEWIRE_MASTER_TIMER), TIM_SR_CC4IF); // clear flag
-		if (gpio_get(GPIO_PORT(ONEWIRE_MASTER_PIN),GPIO_PIN(ONEWIRE_MASTER_PIN))) { // check is a slave let its presence know by pulling low
+		if (gpio_get(GPIO_PORT(ONEWIRE_MASTER_PIN), GPIO_PIN(ONEWIRE_MASTER_PIN))) { // check is a slave let its presence know by pulling low
 			slave_presence = false; // remember no slave(s) responded
 		} else {
 			slave_presence = true; // remember slave(s) responded
@@ -262,7 +262,7 @@ static bool onewire_master_write(void)
 
 	// start writing
 	gpio_set_mode(GPIO_PORT(ONEWIRE_MASTER_PIN), GPIO_MODE_OUTPUT_50_MHZ, GPIO_CNF_OUTPUT_OPENDRAIN, GPIO_PIN(ONEWIRE_MASTER_PIN)); // normal 1-Wire communication (only using external pull-up resistor)
-	gpio_clear(GPIO_PORT(ONEWIRE_MASTER_PIN),GPIO_PIN(ONEWIRE_MASTER_PIN)); // pull signal low to start slot
+	gpio_clear(GPIO_PORT(ONEWIRE_MASTER_PIN), GPIO_PIN(ONEWIRE_MASTER_PIN)); // pull signal low to start slot
 	timer_enable_counter(TIM(ONEWIRE_MASTER_TIMER)); // start timer
 	while (onewire_master_state != ONEWIRE_STATE_DONE && onewire_master_state != ONEWIRE_STATE_ERROR) { // wait until write procedure completed
 		__WFI(); // go to sleep