usb-c: use higher priority task for interrupts

This should be the last step to make all boards on ToT follow
go/usb-pd-slow-response-time. Theses boards all have the higher priority
tasks, but they aren't being used since the tcpc interrupt wasn't
scheduling calls on it.

BRANCH=none
BUG=b:112088135
TEST=builds

Change-Id: I2c39e661e804f88edd5b34636b93e6e63a5af57f
Signed-off-by: Jett Rink <jettrink@chromium.org>
Reviewed-on: https://chromium-review.googlesource.com/1283452
Commit-Ready: ChromeOS CL Exonerator Bot <chromiumos-cl-exonerator@appspot.gserviceaccount.com>
Reviewed-by: Aseda Aboagye <aaboagye@chromium.org>

16 files changed, 134 insertions, 102 deletions

diff --git a/board/atlas/board.c b/board/atlas/board.c
index a3795eb98d..242003e8ea 100644
--- a/board/atlas/board.c
+++ b/board/atlas/board.c
@@ -51,17 +51,20 @@
 
 static void tcpc_alert_event(enum gpio_signal signal)
 {
-	if ((signal == GPIO_USB_C0_PD_INT_ODL) &&
-	    !gpio_get_level(GPIO_USB_C0_PD_RST_L))
-		return;
-	else if ((signal == GPIO_USB_C1_PD_INT_ODL) &&
-		 !gpio_get_level(GPIO_USB_C1_PD_RST_L))
+	int port = -1;
+
+	switch (signal) {
+	case GPIO_USB_C0_PD_INT_ODL:
+		port = 0;
+		break;
+	case GPIO_USB_C1_PD_INT_ODL:
+		port = 1;
+		break;
+	default:
 		return;
+	}
 
-#ifdef HAS_TASK_PDCMD
-	/* Exchange status with TCPCs */
-	host_command_pd_send_status(PD_CHARGE_NO_CHANGE);
-#endif
+	schedule_deferred_pd_interrupt(port);
 }
 
 #include "gpio_list.h"
diff --git a/board/coral/board.c b/board/coral/board.c
index 2c56f36b0b..5955474620 100644
--- a/board/coral/board.c
+++ b/board/coral/board.c
@@ -68,18 +68,20 @@ static int sku_id;
 
 static void tcpc_alert_event(enum gpio_signal signal)
 {
-	if ((signal == GPIO_USB_C0_PD_INT_ODL) &&
-			!gpio_get_level(GPIO_USB_C0_PD_RST_L))
-		return;
+	int port = -1;
 
-	if ((signal == GPIO_USB_C1_PD_INT_ODL) &&
-			!gpio_get_level(GPIO_USB_C1_PD_RST_ODL))
+	switch (signal) {
+	case GPIO_USB_C0_PD_INT_ODL:
+		port = 0;
+		break;
+	case GPIO_USB_C1_PD_INT_ODL:
+		port = 1;
+		break;
+	default:
 		return;
+	}
 
-#ifdef HAS_TASK_PDCMD
-	/* Exchange status with TCPCs */
-	host_command_pd_send_status(PD_CHARGE_NO_CHANGE);
-#endif
+	schedule_deferred_pd_interrupt(port);
 }
 
 #ifdef CONFIG_USB_PD_TCPC_LOW_POWER
diff --git a/board/elm/board.c b/board/elm/board.c
index 4fe7f780a0..f2d567ace7 100644
--- a/board/elm/board.c
+++ b/board/elm/board.c
@@ -57,10 +57,7 @@
 
 void pd_mcu_interrupt(enum gpio_signal signal)
 {
-#ifdef HAS_TASK_PDCMD
-	/* Exchange status with PD MCU to determine interrupt cause */
-	host_command_pd_send_status(0);
-#endif
+	schedule_deferred_pd_interrupt(0 /* port */);
 }
 
 void deferred_reset_pd_mcu(void);
diff --git a/board/eve/board.c b/board/eve/board.c
index 46260c0672..a204851d96 100644
--- a/board/eve/board.c
+++ b/board/eve/board.c
@@ -62,17 +62,20 @@
 
 static void tcpc_alert_event(enum gpio_signal signal)
 {
-	if ((signal == GPIO_USB_C0_PD_INT_ODL) &&
-	    !gpio_get_level(GPIO_USB_C0_PD_RST_L))
-		return;
-	else if ((signal == GPIO_USB_C1_PD_INT_ODL) &&
-		 !gpio_get_level(GPIO_USB_C1_PD_RST_L))
+	int port = -1;
+
+	switch (signal) {
+	case GPIO_USB_C0_PD_INT_ODL:
+		port = 0;
+		break;
+	case GPIO_USB_C1_PD_INT_ODL:
+		port = 1;
+		break;
+	default:
 		return;
+	}
 
-#ifdef HAS_TASK_PDCMD
-	/* Exchange status with TCPCs */
-	host_command_pd_send_status(PD_CHARGE_NO_CHANGE);
-#endif
+	schedule_deferred_pd_interrupt(port);
 }
 
 /*
diff --git a/board/fizz/board.c b/board/fizz/board.c
index a2b3aace39..46ff53069d 100644
--- a/board/fizz/board.c
+++ b/board/fizz/board.c
@@ -60,13 +60,7 @@ static uint8_t sku;
 
 static void tcpc_alert_event(enum gpio_signal signal)
 {
-	if (!gpio_get_level(GPIO_USB_C0_PD_RST_ODL))
-		return;
-
-#ifdef HAS_TASK_PDCMD
-	/* Exchange status with TCPCs */
-	host_command_pd_send_status(PD_CHARGE_NO_CHANGE);
-#endif
+	schedule_deferred_pd_interrupt(0 /* port */);
 }
 
 #define ADP_DEBOUNCE_MS		1000  /* Debounce time for BJ plug/unplug */
diff --git a/board/glkrvp/chg_usb_pd.c b/board/glkrvp/chg_usb_pd.c
index e9108d641a..152e79142b 100644
--- a/board/glkrvp/chg_usb_pd.c
+++ b/board/glkrvp/chg_usb_pd.c
@@ -91,10 +91,20 @@ void board_vbus_enable(int port, int enable)
 
 void tcpc_alert_event(enum gpio_signal signal)
 {
-#ifdef HAS_TASK_PDCMD
-	/* Exchange status with TCPCs */
-	host_command_pd_send_status(PD_CHARGE_NO_CHANGE);
-#endif
+	int port = -1;
+
+	switch (signal) {
+	case GPIO_USB_C0_PD_INT_ODL:
+		port = 0;
+		break;
+	case GPIO_USB_C1_PD_INT_ODL:
+		port = 1;
+		break;
+	default:
+		return;
+	}
+
+	schedule_deferred_pd_interrupt(port);
 }
 
 void board_tcpc_init(void)
diff --git a/board/kukui/board.c b/board/kukui/board.c
index a059b8ade6..1812de5ec3 100644
--- a/board/kukui/board.c
+++ b/board/kukui/board.c
@@ -49,10 +49,7 @@
 
 static void tcpc_alert_event(enum gpio_signal signal)
 {
-#ifdef HAS_TASK_PDCMD
-	/* Exchange status with TCPCs */
-	host_command_pd_send_status(PD_CHARGE_NO_CHANGE);
-#endif
+	schedule_deferred_pd_interrupt(0 /* port */);
 }
 
 #if BOARD_REV >= 1
diff --git a/board/nami/board.c b/board/nami/board.c
index 6de438027b..6a2cca9ffb 100644
--- a/board/nami/board.c
+++ b/board/nami/board.c
@@ -75,17 +75,20 @@ uint32_t sku;
 
 static void tcpc_alert_event(enum gpio_signal signal)
 {
-	if ((signal == GPIO_USB_C0_PD_INT_ODL) &&
-	    !gpio_get_level(GPIO_USB_C0_PD_RST_L))
-		return;
-	else if ((signal == GPIO_USB_C1_PD_INT_ODL) &&
-		 gpio_get_level(GPIO_USB_C1_PD_RST))
+	int port = -1;
+
+	switch (signal) {
+	case GPIO_USB_C0_PD_INT_ODL:
+		port = 0;
+		break;
+	case GPIO_USB_C1_PD_INT_ODL:
+		port = 1;
+		break;
+	default:
 		return;
+	}
 
-#ifdef HAS_TASK_PDCMD
-	/* Exchange status with TCPCs */
-	host_command_pd_send_status(PD_CHARGE_NO_CHANGE);
-#endif
+	schedule_deferred_pd_interrupt(port);
 }
 
 /* Set PD discharge whenever VBUS detection is high (i.e. below threshold). */
diff --git a/board/nocturne/board.c b/board/nocturne/board.c
index 87b8f6c67f..ffa8c65920 100644
--- a/board/nocturne/board.c
+++ b/board/nocturne/board.c
@@ -50,10 +50,20 @@
 
 static void tcpc_alert_event(enum gpio_signal s)
 {
-#ifdef HAS_TASK_PDCMD
-	/* Exchange status with TCPCs */
-	host_command_pd_send_status(PD_CHARGE_NO_CHANGE);
-#endif
+	int port = -1;
+
+	switch (s) {
+	case GPIO_USB_C0_PD_INT_ODL:
+		port = 0;
+		break;
+	case GPIO_USB_C1_PD_INT_ODL:
+		port = 1;
+		break;
+	default:
+		return;
+	}
+
+	schedule_deferred_pd_interrupt(port);
 }
 
 /*
diff --git a/board/rainier/board.c b/board/rainier/board.c
index 9e98136127..4be0e9e3f9 100644
--- a/board/rainier/board.c
+++ b/board/rainier/board.c
@@ -46,10 +46,7 @@
 
 static void tcpc_alert_event(enum gpio_signal signal)
 {
-#ifdef HAS_TASK_PDCMD
-	/* Exchange status with TCPCs */
-	host_command_pd_send_status(PD_CHARGE_NO_CHANGE);
-#endif
+	schedule_deferred_pd_interrupt(0 /* port */);
 }
 
 static void overtemp_interrupt(enum gpio_signal signal)
diff --git a/board/rammus/board.c b/board/rammus/board.c
index e240e52f08..340cca0028 100644
--- a/board/rammus/board.c
+++ b/board/rammus/board.c
@@ -61,17 +61,20 @@
 
 static void tcpc_alert_event(enum gpio_signal signal)
 {
-	if ((signal == GPIO_USB_C0_PD_INT_ODL) &&
-	    gpio_get_level(GPIO_USB_PD_RST_C0))
-		return;
-	else if ((signal == GPIO_USB_C1_PD_INT_ODL) &&
-		 !gpio_get_level(GPIO_USB_C1_PD_RST_ODL))
+	int port = -1;
+
+	switch (signal) {
+	case GPIO_USB_C0_PD_INT_ODL:
+		port = 0;
+		break;
+	case GPIO_USB_C1_PD_INT_ODL:
+		port = 1;
+		break;
+	default:
 		return;
+	}
 
-#ifdef HAS_TASK_PDCMD
-	/* Exchange status with TCPCs */
-	host_command_pd_send_status(PD_CHARGE_NO_CHANGE);
-#endif
+	schedule_deferred_pd_interrupt(port);
 }
 
 /* Set PD discharge whenever VBUS detection is high (i.e. below threshold). */
diff --git a/board/reef/board.c b/board/reef/board.c
index a0a9a0ee4c..beeb5d823f 100644
--- a/board/reef/board.c
+++ b/board/reef/board.c
@@ -66,18 +66,20 @@
 
 static void tcpc_alert_event(enum gpio_signal signal)
 {
-	if ((signal == GPIO_USB_C0_PD_INT_ODL) &&
-			!gpio_get_level(GPIO_USB_C0_PD_RST_L))
-		return;
+	int port = -1;
 
-	if ((signal == GPIO_USB_C1_PD_INT_ODL) &&
-			!gpio_get_level(GPIO_USB_C1_PD_RST_ODL))
+	switch (signal) {
+	case GPIO_USB_C0_PD_INT_ODL:
+		port = 0;
+		break;
+	case GPIO_USB_C1_PD_INT_ODL:
+		port = 1;
+		break;
+	default:
 		return;
+	}
 
-#ifdef HAS_TASK_PDCMD
-	/* Exchange status with TCPCs */
-	host_command_pd_send_status(PD_CHARGE_NO_CHANGE);
-#endif
+	schedule_deferred_pd_interrupt(port);
 }
 
 #ifdef CONFIG_USB_PD_TCPC_LOW_POWER
diff --git a/board/reef_mchp/board.c b/board/reef_mchp/board.c
index 733c345359..c0fb36d5d8 100644
--- a/board/reef_mchp/board.c
+++ b/board/reef_mchp/board.c
@@ -100,18 +100,20 @@ void board_config_pre_init(void)
  */
 static void tcpc_alert_event(enum gpio_signal signal)
 {
-	if ((signal == GPIO_USB_C0_PD_INT_ODL) &&
-			!gpio_get_level(GPIO_USB_C0_PD_RST_L))
-		return;
+	int port = -1;
 
-	if ((signal == GPIO_USB_C1_PD_INT_ODL) &&
-			!gpio_get_level(GPIO_USB_C1_PD_RST_ODL))
+	switch (signal) {
+	case GPIO_USB_C0_PD_INT_ODL:
+		port = 0;
+		break;
+	case GPIO_USB_C1_PD_INT_ODL:
+		port = 1;
+		break;
+	default:
 		return;
+	}
 
-#ifdef HAS_TASK_PDCMD
-	/* Exchange status with TCPCs */
-	host_command_pd_send_status(PD_CHARGE_NO_CHANGE);
-#endif
+	schedule_deferred_pd_interrupt(port);
 }
 
 #ifdef CONFIG_USB_PD_TCPC_LOW_POWER
diff --git a/board/rowan/board.c b/board/rowan/board.c
index 64d2f39239..1a8ec50102 100644
--- a/board/rowan/board.c
+++ b/board/rowan/board.c
@@ -59,10 +59,7 @@
 
 void pd_mcu_interrupt(enum gpio_signal signal)
 {
-#ifdef HAS_TASK_PDCMD
-	/* Exchange status with PD MCU to determine interrupt cause */
-	host_command_pd_send_status(0);
-#endif
+	schedule_deferred_pd_interrupt(0 /* port */);
 }
 
 void deferred_reset_pd_mcu(void);
diff --git a/board/scarlet/board.c b/board/scarlet/board.c
index 6a21406697..9d8b1269ff 100644
--- a/board/scarlet/board.c
+++ b/board/scarlet/board.c
@@ -49,10 +49,7 @@
 
 static void tcpc_alert_event(enum gpio_signal signal)
 {
-#ifdef HAS_TASK_PDCMD
-	/* Exchange status with TCPCs */
-	host_command_pd_send_status(PD_CHARGE_NO_CHANGE);
-#endif
+	schedule_deferred_pd_interrupt(0 /* port */);
 }
 
 static void overtemp_interrupt(enum gpio_signal signal)
diff --git a/board/zoombini/board.c b/board/zoombini/board.c
index 66ea5b4156..e7c51dc2bb 100644
--- a/board/zoombini/board.c
+++ b/board/zoombini/board.c
@@ -51,10 +51,25 @@
 
 static void tcpc_alert_event(enum gpio_signal s)
 {
-#ifdef HAS_TASK_PDCMD
-	/* Exchange status with TCPCs */
-	host_command_pd_send_status(PD_CHARGE_NO_CHANGE);
-#endif
+	int port = -1;
+
+	switch (s) {
+	case GPIO_USB_C0_PD_INT_L:
+		port = 0;
+		break;
+	case GPIO_USB_C1_PD_INT_L:
+		port = 1;
+		break;
+#ifdef BOARD_ZOOMBINI
+	case GPIO_USB_C2_PD_INT_L:
+		port = 2;
+		break;
+#endif /* defined(BOARD_ZOOMBINI) */
+	default:
+		return;
+	}
+
+	schedule_deferred_pd_interrupt(port);
 }
 
 #ifdef BOARD_MEOWTH