superio: Replace bad uses of `find_resource`

The `find_resource` function will never return null (will die instead).
In cases where the existing code already accounts for null pointers, it
is better to use `probe_resource` instead, which returns a null pointer
instead of dying.

Change-Id: Ic6e28add78f686fc9ab4556eddbedf7828fba9ef
Signed-off-by: Angel Pons <th3fanbus@gmail.com>
Reviewed-on: https://review.coreboot.org/c/coreboot/+/58909
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
Reviewed-by: Werner Zeh <werner.zeh@siemens.com>

13 files changed, 14 insertions, 14 deletions

diff --git a/src/superio/fintek/f71808a/f71808a_hwm.c b/src/superio/fintek/f71808a/f71808a_hwm.c
index 340bc30d4d..f8c4472ce8 100644
--- a/src/superio/fintek/f71808a/f71808a_hwm.c
+++ b/src/superio/fintek/f71808a/f71808a_hwm.c
@@ -35,7 +35,7 @@
 
 void f71808a_hwm_init(struct device *dev)
 {
-	struct resource *res = find_resource(dev, PNP_IDX_IO0);
+	struct resource *res = probe_resource(dev, PNP_IDX_IO0);
 
 	if (!res) {
 		printk(BIOS_WARNING, "Super I/O HWM: No HWM resource found.\n");
diff --git a/src/superio/fintek/f71869ad/f71869ad_hwm.c b/src/superio/fintek/f71869ad/f71869ad_hwm.c
index 6333ae160a..9add2a779e 100644
--- a/src/superio/fintek/f71869ad/f71869ad_hwm.c
+++ b/src/superio/fintek/f71869ad/f71869ad_hwm.c
@@ -41,7 +41,7 @@
 void f71869ad_hwm_init(struct device *dev)
 {
 	const struct superio_fintek_f71869ad_config *conf = dev->chip_info;
-	struct resource *res = find_resource(dev, PNP_IDX_IO0);
+	struct resource *res = probe_resource(dev, PNP_IDX_IO0);
 
 	if (!res) {
 		printk(BIOS_WARNING, "Super I/O HWM: No HWM resource found.\n");
diff --git a/src/superio/fintek/f81866d/f81866d_hwm.c b/src/superio/fintek/f81866d/f81866d_hwm.c
index a7ed96bb26..a82adb3472 100644
--- a/src/superio/fintek/f81866d/f81866d_hwm.c
+++ b/src/superio/fintek/f81866d/f81866d_hwm.c
@@ -38,7 +38,7 @@
 
 void f81866d_hwm_init(struct device *dev)
 {
-	struct resource *res = find_resource(dev, PNP_IDX_IO0);
+	struct resource *res = probe_resource(dev, PNP_IDX_IO0);
 
 	if (!res) {
 		printk(BIOS_WARNING, "Super I/O HWM: No HWM resource found.\n");
diff --git a/src/superio/fintek/f81866d/f81866d_uart.c b/src/superio/fintek/f81866d/f81866d_uart.c
index 7d98a7fd2f..f6ebbfcac8 100644
--- a/src/superio/fintek/f81866d/f81866d_uart.c
+++ b/src/superio/fintek/f81866d/f81866d_uart.c
@@ -19,7 +19,7 @@
  */
 void f81866d_uart_init(struct device *dev)
 {
-	struct resource *res = find_resource(dev, PNP_IDX_IO0);
+	struct resource *res = probe_resource(dev, PNP_IDX_IO0);
 	u8 tmp;
 
 	if (!res) {
diff --git a/src/superio/ite/it8613e/superio.c b/src/superio/ite/it8613e/superio.c
index 4d12457e0d..c18c3ec357 100644
--- a/src/superio/ite/it8613e/superio.c
+++ b/src/superio/ite/it8613e/superio.c
@@ -19,7 +19,7 @@ static void it8613e_init(struct device *dev)
 
 	switch (dev->path.pnp.device) {
 	case IT8613E_EC:
-		res = find_resource(dev, PNP_IDX_IO0);
+		res = probe_resource(dev, PNP_IDX_IO0);
 		if (!conf || !res)
 			break;
 		ite_ec_init(res->base, &conf->ec);
diff --git a/src/superio/ite/it8623e/superio.c b/src/superio/ite/it8623e/superio.c
index ca3455ae1e..15e0071db8 100644
--- a/src/superio/ite/it8623e/superio.c
+++ b/src/superio/ite/it8623e/superio.c
@@ -19,7 +19,7 @@ static void it8623e_init(struct device *dev)
 
 	switch (dev->path.pnp.device) {
 	case IT8623E_EC:
-		res = find_resource(dev, PNP_IDX_IO0);
+		res = probe_resource(dev, PNP_IDX_IO0);
 		if (!conf || !res)
 			break;
 		ite_ec_init(res->base, &conf->ec);
diff --git a/src/superio/ite/it8718f/superio.c b/src/superio/ite/it8718f/superio.c
index aab554fe95..1243e75fcf 100644
--- a/src/superio/ite/it8718f/superio.c
+++ b/src/superio/ite/it8718f/superio.c
@@ -24,7 +24,7 @@ static void init(struct device *dev)
 		break;
 	case IT8718F_EC:
 		conf = dev->chip_info;
-		res = find_resource(dev, PNP_IDX_IO0);
+		res = probe_resource(dev, PNP_IDX_IO0);
 		if (!conf || !res)
 			break;
 		ite_ec_init(res->base, &conf->ec);
diff --git a/src/superio/ite/it8720f/superio.c b/src/superio/ite/it8720f/superio.c
index c63fa9ab4f..75d0be9c02 100644
--- a/src/superio/ite/it8720f/superio.c
+++ b/src/superio/ite/it8720f/superio.c
@@ -51,7 +51,7 @@ static void it8720f_init(struct device *dev)
 	switch (dev->path.pnp.device) {
 	case IT8720F_EC:
 		conf = dev->chip_info;
-		res = find_resource(dev, PNP_IDX_IO0);
+		res = probe_resource(dev, PNP_IDX_IO0);
 		if (!conf || !res)
 			break;
 		ite_ec_init(res->base, &conf->ec);
diff --git a/src/superio/ite/it8728f/superio.c b/src/superio/ite/it8728f/superio.c
index 22e6ecbf95..67ef2181fd 100644
--- a/src/superio/ite/it8728f/superio.c
+++ b/src/superio/ite/it8728f/superio.c
@@ -20,7 +20,7 @@ static void it8728f_init(struct device *dev)
 	switch (dev->path.pnp.device) {
 	/* TODO: Might potentially need code for FDC etc. */
 	case IT8728F_EC:
-		res = find_resource(dev, PNP_IDX_IO0);
+		res = probe_resource(dev, PNP_IDX_IO0);
 		if (!conf || !res)
 			break;
 		ite_ec_init(res->base, &conf->ec);
diff --git a/src/superio/ite/it8772f/superio.c b/src/superio/ite/it8772f/superio.c
index 6672cdc979..82f30fa6cd 100644
--- a/src/superio/ite/it8772f/superio.c
+++ b/src/superio/ite/it8772f/superio.c
@@ -171,7 +171,7 @@ static void it8772f_init(struct device *dev)
 
 	switch (dev->path.pnp.device) {
 	case IT8772F_EC:
-		res = find_resource(dev, PNP_IDX_IO0);
+		res = probe_resource(dev, PNP_IDX_IO0);
 		if (!res)
 			break;
 
@@ -203,7 +203,7 @@ static void it8772f_init(struct device *dev)
 		break;
 	case IT8772F_GPIO:
 		/* Set GPIO output levels */
-		res = find_resource(dev, PNP_IDX_IO1);
+		res = probe_resource(dev, PNP_IDX_IO1);
 		if (res) {
 			if (conf->gpio_set1)
 				outb(conf->gpio_set1, res->base + 0);
diff --git a/src/superio/ite/it8783ef/superio.c b/src/superio/ite/it8783ef/superio.c
index feb373f709..d90ae5f3b7 100644
--- a/src/superio/ite/it8783ef/superio.c
+++ b/src/superio/ite/it8783ef/superio.c
@@ -20,7 +20,7 @@ static void it8783ef_init(struct device *const dev)
 	switch (dev->path.pnp.device) {
 	case IT8783EF_EC:
 		conf = dev->chip_info;
-		res = find_resource(dev, PNP_IDX_IO0);
+		res = probe_resource(dev, PNP_IDX_IO0);
 		if (!conf || !res)
 			break;
 		ite_ec_init(res->base, &conf->ec);
diff --git a/src/superio/ite/it8786e/superio.c b/src/superio/ite/it8786e/superio.c
index 55fff9154d..8d9ec1477e 100644
--- a/src/superio/ite/it8786e/superio.c
+++ b/src/superio/ite/it8786e/superio.c
@@ -20,7 +20,7 @@ static void it8786e_init(struct device *const dev)
 	switch (dev->path.pnp.device) {
 	case IT8786E_EC:
 		conf = dev->chip_info;
-		res = find_resource(dev, PNP_IDX_IO0);
+		res = probe_resource(dev, PNP_IDX_IO0);
 		if (!conf || !res)
 			break;
 		ite_ec_init(res->base, &conf->ec);
diff --git a/src/superio/nuvoton/npcd378/superio.c b/src/superio/nuvoton/npcd378/superio.c
index 9889980650..f1db50934a 100644
--- a/src/superio/nuvoton/npcd378/superio.c
+++ b/src/superio/nuvoton/npcd378/superio.c
@@ -60,7 +60,7 @@ static void npcd378_init(struct device *dev)
 		pc_keyboard_init(PROBE_AUX_DEVICE);
 		break;
 	case NPCD378_HWM:
-		res = find_resource(dev, PNP_IDX_IO0);
+		res = probe_resource(dev, PNP_IDX_IO0);
 		if (!res || !res->base) {
 			printk(BIOS_ERR, "NPCD378: LDN%u IOBASE not set.\n", NPCD378_HWM);
 			break;