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-rw-r--r--drivers/macintosh/ans-lcd.c4
-rw-r--r--drivers/macintosh/macio_asic.c35
-rw-r--r--drivers/macintosh/macio_sysfs.c18
-rw-r--r--drivers/macintosh/rack-meter.c13
-rw-r--r--drivers/macintosh/smu.c5
-rw-r--r--drivers/macintosh/via-cuda.c8
-rw-r--r--drivers/macintosh/via-pmu.c6
-rw-r--r--drivers/macintosh/windfarm_fcu_controls.c14
-rw-r--r--drivers/macintosh/windfarm_lm87_sensor.c4
-rw-r--r--drivers/macintosh/windfarm_smu_controls.c4
-rw-r--r--drivers/macintosh/windfarm_smu_sat.c9
-rw-r--r--drivers/macintosh/windfarm_smu_sensors.c15
12 files changed, 65 insertions, 70 deletions
diff --git a/drivers/macintosh/ans-lcd.c b/drivers/macintosh/ans-lcd.c
index c8e078b911c7..400960cf04d5 100644
--- a/drivers/macintosh/ans-lcd.c
+++ b/drivers/macintosh/ans-lcd.c
@@ -64,7 +64,7 @@ anslcd_write( struct file * file, const char __user * buf,
printk(KERN_DEBUG "LCD: write\n");
#endif
- if (!access_ok(VERIFY_READ, buf, count))
+ if (!access_ok(buf, count))
return -EFAULT;
mutex_lock(&anslcd_mutex);
@@ -160,7 +160,7 @@ anslcd_init(void)
struct device_node* node;
node = of_find_node_by_name(NULL, "lcd");
- if (!node || !node->parent || strcmp(node->parent->name, "gc")) {
+ if (!node || !of_node_name_eq(node->parent, "gc")) {
of_node_put(node);
return -ENODEV;
}
diff --git a/drivers/macintosh/macio_asic.c b/drivers/macintosh/macio_asic.c
index 17d3bc917562..3543a82081de 100644
--- a/drivers/macintosh/macio_asic.c
+++ b/drivers/macintosh/macio_asic.c
@@ -190,11 +190,11 @@ static int macio_resource_quirks(struct device_node *np, struct resource *res,
return 0;
/* Grand Central has too large resource 0 on some machines */
- if (index == 0 && !strcmp(np->name, "gc"))
+ if (index == 0 && of_node_name_eq(np, "gc"))
res->end = res->start + 0x1ffff;
/* Airport has bogus resource 2 */
- if (index >= 2 && !strcmp(np->name, "radio"))
+ if (index >= 2 && of_node_name_eq(np, "radio"))
return 1;
#ifndef CONFIG_PPC64
@@ -207,21 +207,21 @@ static int macio_resource_quirks(struct device_node *np, struct resource *res,
* level of hierarchy, but I don't really feel the need
* for it
*/
- if (!strcmp(np->name, "escc"))
+ if (of_node_name_eq(np, "escc"))
return 1;
/* ESCC has bogus resources >= 3 */
- if (index >= 3 && !(strcmp(np->name, "ch-a") &&
- strcmp(np->name, "ch-b")))
+ if (index >= 3 && (of_node_name_eq(np, "ch-a") ||
+ of_node_name_eq(np, "ch-b")))
return 1;
/* Media bay has too many resources, keep only first one */
- if (index > 0 && !strcmp(np->name, "media-bay"))
+ if (index > 0 && of_node_name_eq(np, "media-bay"))
return 1;
/* Some older IDE resources have bogus sizes */
- if (!(strcmp(np->name, "IDE") && strcmp(np->name, "ATA") &&
- strcmp(np->type, "ide") && strcmp(np->type, "ata"))) {
+ if (of_node_name_eq(np, "IDE") || of_node_name_eq(np, "ATA") ||
+ of_node_is_type(np, "ide") || of_node_is_type(np, "ata")) {
if (index == 0 && (res->end - res->start) > 0xfff)
res->end = res->start + 0xfff;
if (index == 1 && (res->end - res->start) > 0xff)
@@ -260,7 +260,7 @@ static void macio_add_missing_resources(struct macio_dev *dev)
irq_base = 64;
/* Fix SCC */
- if (strcmp(np->name, "ch-a") == 0) {
+ if (of_node_name_eq(np, "ch-a")) {
macio_create_fixup_irq(dev, 0, 15 + irq_base);
macio_create_fixup_irq(dev, 1, 4 + irq_base);
macio_create_fixup_irq(dev, 2, 5 + irq_base);
@@ -268,18 +268,18 @@ static void macio_add_missing_resources(struct macio_dev *dev)
}
/* Fix media-bay */
- if (strcmp(np->name, "media-bay") == 0) {
+ if (of_node_name_eq(np, "media-bay")) {
macio_create_fixup_irq(dev, 0, 29 + irq_base);
printk(KERN_INFO "macio: fixed media-bay irq on gatwick\n");
}
/* Fix left media bay childs */
- if (dev->media_bay != NULL && strcmp(np->name, "floppy") == 0) {
+ if (dev->media_bay != NULL && of_node_name_eq(np, "floppy")) {
macio_create_fixup_irq(dev, 0, 19 + irq_base);
macio_create_fixup_irq(dev, 1, 1 + irq_base);
printk(KERN_INFO "macio: fixed left floppy irqs\n");
}
- if (dev->media_bay != NULL && strcasecmp(np->name, "ata4") == 0) {
+ if (dev->media_bay != NULL && of_node_name_eq(np, "ata4")) {
macio_create_fixup_irq(dev, 0, 14 + irq_base);
macio_create_fixup_irq(dev, 0, 3 + irq_base);
printk(KERN_INFO "macio: fixed left ide irqs\n");
@@ -438,11 +438,8 @@ static struct macio_dev * macio_add_one_device(struct macio_chip *chip,
static int macio_skip_device(struct device_node *np)
{
- if (strncmp(np->name, "battery", 7) == 0)
- return 1;
- if (strncmp(np->name, "escc-legacy", 11) == 0)
- return 1;
- return 0;
+ return of_node_name_prefix(np, "battery") ||
+ of_node_name_prefix(np, "escc-legacy");
}
/**
@@ -489,9 +486,9 @@ static void macio_pci_add_devices(struct macio_chip *chip)
root_res);
if (mdev == NULL)
of_node_put(np);
- else if (strncmp(np->name, "media-bay", 9) == 0)
+ else if (of_node_name_prefix(np, "media-bay"))
mbdev = mdev;
- else if (strncmp(np->name, "escc", 4) == 0)
+ else if (of_node_name_prefix(np, "escc"))
sdev = mdev;
}
diff --git a/drivers/macintosh/macio_sysfs.c b/drivers/macintosh/macio_sysfs.c
index d2451e58acb9..27f5eefc508f 100644
--- a/drivers/macintosh/macio_sysfs.c
+++ b/drivers/macintosh/macio_sysfs.c
@@ -3,17 +3,6 @@
#include <linux/stat.h>
#include <asm/macio.h>
-
-#define macio_config_of_attr(field, format_string) \
-static ssize_t \
-field##_show (struct device *dev, struct device_attribute *attr, \
- char *buf) \
-{ \
- struct macio_dev *mdev = to_macio_device (dev); \
- return sprintf (buf, format_string, mdev->ofdev.dev.of_node->field); \
-} \
-static DEVICE_ATTR_RO(field);
-
static ssize_t
compatible_show (struct device *dev, struct device_attribute *attr, char *buf)
{
@@ -65,7 +54,12 @@ static ssize_t name_show(struct device *dev,
}
static DEVICE_ATTR_RO(name);
-macio_config_of_attr (type, "%s\n");
+static ssize_t type_show(struct device *dev,
+ struct device_attribute *attr, char *buf)
+{
+ return sprintf(buf, "%s\n", of_node_get_device_type(dev->of_node));
+}
+static DEVICE_ATTR_RO(type);
static struct attribute *macio_dev_attrs[] = {
&dev_attr_name.attr,
diff --git a/drivers/macintosh/rack-meter.c b/drivers/macintosh/rack-meter.c
index 1f29d2413c74..3940e2a032f7 100644
--- a/drivers/macintosh/rack-meter.c
+++ b/drivers/macintosh/rack-meter.c
@@ -376,18 +376,19 @@ static int rackmeter_probe(struct macio_dev* mdev,
pr_debug("rackmeter_probe()\n");
/* Get i2s-a node */
- while ((i2s = of_get_next_child(mdev->ofdev.dev.of_node, i2s)) != NULL)
- if (strcmp(i2s->name, "i2s-a") == 0)
- break;
+ for_each_child_of_node(mdev->ofdev.dev.of_node, i2s)
+ if (of_node_name_eq(i2s, "i2s-a"))
+ break;
+
if (i2s == NULL) {
pr_debug(" i2s-a child not found\n");
goto bail;
}
/* Get lightshow or virtual sound */
- while ((np = of_get_next_child(i2s, np)) != NULL) {
- if (strcmp(np->name, "lightshow") == 0)
+ for_each_child_of_node(i2s, np) {
+ if (of_node_name_eq(np, "lightshow"))
break;
- if ((strcmp(np->name, "sound") == 0) &&
+ if (of_node_name_eq(np, "sound") &&
of_get_property(np, "virtual", NULL) != NULL)
break;
}
diff --git a/drivers/macintosh/smu.c b/drivers/macintosh/smu.c
index 0a0b8e1f4236..6a844125cf2d 100644
--- a/drivers/macintosh/smu.c
+++ b/drivers/macintosh/smu.c
@@ -485,7 +485,7 @@ int __init smu_init (void)
* SMU based G5s need some memory below 2Gb. Thankfully this is
* called at a time where memblock is still available.
*/
- smu_cmdbuf_abs = memblock_alloc_base(4096, 4096, 0x80000000UL);
+ smu_cmdbuf_abs = memblock_phys_alloc_range(4096, 4096, 0, 0x80000000UL);
if (smu_cmdbuf_abs == 0) {
printk(KERN_ERR "SMU: Command buffer allocation failed !\n");
ret = -EINVAL;
@@ -493,6 +493,9 @@ int __init smu_init (void)
}
smu = memblock_alloc(sizeof(struct smu_device), SMP_CACHE_BYTES);
+ if (!smu)
+ panic("%s: Failed to allocate %zu bytes\n", __func__,
+ sizeof(struct smu_device));
spin_lock_init(&smu->lock);
INIT_LIST_HEAD(&smu->cmd_list);
diff --git a/drivers/macintosh/via-cuda.c b/drivers/macintosh/via-cuda.c
index bbec6ac0a966..3581abfb0c6a 100644
--- a/drivers/macintosh/via-cuda.c
+++ b/drivers/macintosh/via-cuda.c
@@ -569,6 +569,7 @@ cuda_interrupt(int irq, void *arg)
unsigned char ibuf[16];
int ibuf_len = 0;
int complete = 0;
+ bool full;
spin_lock_irqsave(&cuda_lock, flags);
@@ -656,12 +657,13 @@ idle_state:
break;
case reading:
- if (reading_reply ? ARRAY_FULL(current_req->reply, reply_ptr)
- : ARRAY_FULL(cuda_rbuf, reply_ptr))
+ full = reading_reply ? ARRAY_FULL(current_req->reply, reply_ptr)
+ : ARRAY_FULL(cuda_rbuf, reply_ptr);
+ if (full)
(void)in_8(&via[SR]);
else
*reply_ptr++ = in_8(&via[SR]);
- if (!TREQ_asserted(status)) {
+ if (!TREQ_asserted(status) || full) {
if (mcu_is_egret)
assert_TACK();
/* that's all folks */
diff --git a/drivers/macintosh/via-pmu.c b/drivers/macintosh/via-pmu.c
index 60f57e2abf21..21d532a78fa4 100644
--- a/drivers/macintosh/via-pmu.c
+++ b/drivers/macintosh/via-pmu.c
@@ -318,8 +318,8 @@ int __init find_via_pmu(void)
PMU_INT_ADB |
PMU_INT_TICK;
- if (vias->parent->name && ((strcmp(vias->parent->name, "ohare") == 0)
- || of_device_is_compatible(vias->parent, "ohare")))
+ if (of_node_name_eq(vias->parent, "ohare") ||
+ of_device_is_compatible(vias->parent, "ohare"))
pmu_kind = PMU_OHARE_BASED;
else if (of_device_is_compatible(vias->parent, "paddington"))
pmu_kind = PMU_PADDINGTON_BASED;
@@ -2188,7 +2188,7 @@ pmu_read(struct file *file, char __user *buf,
if (count < 1 || !pp)
return -EINVAL;
- if (!access_ok(VERIFY_WRITE, buf, count))
+ if (!access_ok(buf, count))
return -EFAULT;
spin_lock_irqsave(&pp->lock, flags);
diff --git a/drivers/macintosh/windfarm_fcu_controls.c b/drivers/macintosh/windfarm_fcu_controls.c
index fab7a21e9577..629f19875d7f 100644
--- a/drivers/macintosh/windfarm_fcu_controls.c
+++ b/drivers/macintosh/windfarm_fcu_controls.c
@@ -425,25 +425,25 @@ static void wf_fcu_lookup_fans(struct wf_fcu_priv *pv)
{ "CPU B 2", "cpu-fan-b-1", },
{ "CPU B 3", "cpu-fan-c-1", },
};
- struct device_node *np = NULL, *fcu = pv->i2c->dev.of_node;
+ struct device_node *np, *fcu = pv->i2c->dev.of_node;
int i;
DBG("Looking up FCU controls in device-tree...\n");
- while ((np = of_get_next_child(fcu, np)) != NULL) {
+ for_each_child_of_node(fcu, np) {
int id, type = -1;
const char *loc;
const char *name;
const u32 *reg;
- DBG(" control: %s, type: %s\n", np->name, np->type);
+ DBG(" control: %pOFn, type: %s\n", np, of_node_get_device_type(np));
/* Detect control type */
- if (!strcmp(np->type, "fan-rpm-control") ||
- !strcmp(np->type, "fan-rpm"))
+ if (of_node_is_type(np, "fan-rpm-control") ||
+ of_node_is_type(np, "fan-rpm"))
type = FCU_FAN_RPM;
- if (!strcmp(np->type, "fan-pwm-control") ||
- !strcmp(np->type, "fan-pwm"))
+ if (of_node_is_type(np, "fan-pwm-control") ||
+ of_node_is_type(np, "fan-pwm"))
type = FCU_FAN_PWM;
/* Only care about fans for now */
if (type == -1)
diff --git a/drivers/macintosh/windfarm_lm87_sensor.c b/drivers/macintosh/windfarm_lm87_sensor.c
index 35aa571d498a..09724acd70b6 100644
--- a/drivers/macintosh/windfarm_lm87_sensor.c
+++ b/drivers/macintosh/windfarm_lm87_sensor.c
@@ -110,8 +110,8 @@ static int wf_lm87_probe(struct i2c_client *client,
* the Xserve G5 has several lm87's. However, for now we only
* care about the internal temperature sensor
*/
- while ((np = of_get_next_child(client->dev.of_node, np)) != NULL) {
- if (strcmp(np->name, "int-temp"))
+ for_each_child_of_node(client->dev.of_node, np) {
+ if (!of_node_name_eq(np, "int-temp"))
continue;
loc = of_get_property(np, "location", NULL);
if (!loc)
diff --git a/drivers/macintosh/windfarm_smu_controls.c b/drivers/macintosh/windfarm_smu_controls.c
index 86d65462a61c..2cb9652a9998 100644
--- a/drivers/macintosh/windfarm_smu_controls.c
+++ b/drivers/macintosh/windfarm_smu_controls.c
@@ -267,7 +267,7 @@ static int __init smu_controls_init(void)
/* Look for RPM fans */
for (fans = NULL; (fans = of_get_next_child(smu, fans)) != NULL;)
- if (!strcmp(fans->name, "rpm-fans") ||
+ if (of_node_name_eq(fans, "rpm-fans") ||
of_device_is_compatible(fans, "smu-rpm-fans"))
break;
for (fan = NULL;
@@ -287,7 +287,7 @@ static int __init smu_controls_init(void)
/* Look for PWM fans */
for (fans = NULL; (fans = of_get_next_child(smu, fans)) != NULL;)
- if (!strcmp(fans->name, "pwm-fans"))
+ if (of_node_name_eq(fans, "pwm-fans"))
break;
for (fan = NULL;
fans && (fan = of_get_next_child(fans, fan)) != NULL;) {
diff --git a/drivers/macintosh/windfarm_smu_sat.c b/drivers/macintosh/windfarm_smu_sat.c
index a0f61eb853c5..b4be718beba8 100644
--- a/drivers/macintosh/windfarm_smu_sat.c
+++ b/drivers/macintosh/windfarm_smu_sat.c
@@ -197,7 +197,7 @@ static int wf_sat_probe(struct i2c_client *client,
struct wf_sat *sat;
struct wf_sat_sensor *sens;
const u32 *reg;
- const char *loc, *type;
+ const char *loc;
u8 chip, core;
struct device_node *child;
int shift, cpu, index;
@@ -220,7 +220,6 @@ static int wf_sat_probe(struct i2c_client *client,
child = NULL;
while ((child = of_get_next_child(dev, child)) != NULL) {
reg = of_get_property(child, "reg", NULL);
- type = of_get_property(child, "device_type", NULL);
loc = of_get_property(child, "location", NULL);
if (reg == NULL || loc == NULL)
continue;
@@ -249,15 +248,15 @@ static int wf_sat_probe(struct i2c_client *client,
continue;
}
- if (strcmp(type, "voltage-sensor") == 0) {
+ if (of_node_is_type(child, "voltage-sensor")) {
name = "cpu-voltage";
shift = 4;
vsens[core] = index;
- } else if (strcmp(type, "current-sensor") == 0) {
+ } else if (of_node_is_type(child, "current-sensor")) {
name = "cpu-current";
shift = 8;
isens[core] = index;
- } else if (strcmp(type, "temp-sensor") == 0) {
+ } else if (of_node_is_type(child, "temp-sensor")) {
name = "cpu-temp";
shift = 10;
} else
diff --git a/drivers/macintosh/windfarm_smu_sensors.c b/drivers/macintosh/windfarm_smu_sensors.c
index 172fd267dcf6..a58f6733381a 100644
--- a/drivers/macintosh/windfarm_smu_sensors.c
+++ b/drivers/macintosh/windfarm_smu_sensors.c
@@ -197,15 +197,14 @@ static const struct wf_sensor_ops smu_slotspow_ops = {
static struct smu_ad_sensor *smu_ads_create(struct device_node *node)
{
struct smu_ad_sensor *ads;
- const char *c, *l;
+ const char *l;
const u32 *v;
ads = kmalloc(sizeof(struct smu_ad_sensor), GFP_KERNEL);
if (ads == NULL)
return NULL;
- c = of_get_property(node, "device_type", NULL);
l = of_get_property(node, "location", NULL);
- if (c == NULL || l == NULL)
+ if (l == NULL)
goto fail;
/* We currently pick the sensors based on the OF name and location
@@ -215,7 +214,7 @@ static struct smu_ad_sensor *smu_ads_create(struct device_node *node)
* the names and locations consistents so I'll stick with the names
* and locations for now.
*/
- if (!strcmp(c, "temp-sensor") &&
+ if (of_node_is_type(node, "temp-sensor") &&
!strcmp(l, "CPU T-Diode")) {
ads->sens.ops = &smu_cputemp_ops;
ads->sens.name = "cpu-temp";
@@ -224,7 +223,7 @@ static struct smu_ad_sensor *smu_ads_create(struct device_node *node)
SMU_SDB_CPUDIODE_ID);
goto fail;
}
- } else if (!strcmp(c, "current-sensor") &&
+ } else if (of_node_is_type(node, "current-sensor") &&
!strcmp(l, "CPU Current")) {
ads->sens.ops = &smu_cpuamp_ops;
ads->sens.name = "cpu-current";
@@ -233,7 +232,7 @@ static struct smu_ad_sensor *smu_ads_create(struct device_node *node)
SMU_SDB_CPUVCP_ID);
goto fail;
}
- } else if (!strcmp(c, "voltage-sensor") &&
+ } else if (of_node_is_type(node, "voltage-sensor") &&
!strcmp(l, "CPU Voltage")) {
ads->sens.ops = &smu_cpuvolt_ops;
ads->sens.name = "cpu-voltage";
@@ -242,7 +241,7 @@ static struct smu_ad_sensor *smu_ads_create(struct device_node *node)
SMU_SDB_CPUVCP_ID);
goto fail;
}
- } else if (!strcmp(c, "power-sensor") &&
+ } else if (of_node_is_type(node, "power-sensor") &&
!strcmp(l, "Slots Power")) {
ads->sens.ops = &smu_slotspow_ops;
ads->sens.name = "slots-power";
@@ -425,7 +424,7 @@ static int __init smu_sensors_init(void)
/* Look for sensors subdir */
for (sensors = NULL;
(sensors = of_get_next_child(smu, sensors)) != NULL;)
- if (!strcmp(sensors->name, "sensors"))
+ if (of_node_name_eq(sensors, "sensors"))
break;
of_node_put(smu);
Copyright © 1996 – 2023 Jason A. Donenfeld. All Rights Reverse Engineered.