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authorLinus Torvalds <torvalds@linux-foundation.org>2017-05-02 10:10:52 -0700
committerLinus Torvalds <torvalds@linux-foundation.org>2017-05-02 10:10:52 -0700
commitceb198bb007b84ead867e87a71ffe715c4412b15 (patch)
tree2d933558cdef1f0e8e7f8efed8b1444a5558fa04 /arch/m68k
parentb68e7e952f24527de62f4768b1cead91f92f5f6e (diff)
parentf6ab4d59a5fe205f12287e515a43fc5e6de779b1 (diff)
downloadlinux-ceb198bb007b84ead867e87a71ffe715c4412b15.tar.bz2
Merge tag 'm68k-for-v4.12-tag1' of git://git.kernel.org/pub/scm/linux/kernel/git/geert/linux-m68k
Pull m68k updates from Geert Uytterhoeven: - more kernel message modernizations and cleanups - Mac and Nubus improvements and cleanups. * tag 'm68k-for-v4.12-tag1' of git://git.kernel.org/pub/scm/linux/kernel/git/geert/linux-m68k: nubus: Add MVC and VSC video card definitions nubus: Clean up whitespace nubus: Clean up printk calls nubus: Fix nubus_rewinddir m68k/mac: Clarify IOP message alloc/free confusion m68k/mac: Adopt platform_device_register_simple() m68k/mac: Modernize printing of kernel messages m68k/mac: IOP - Modernize printing of kernel messages
Diffstat (limited to 'arch/m68k')
-rw-r--r--arch/m68k/mac/config.c61
-rw-r--r--arch/m68k/mac/iop.c93
-rw-r--r--arch/m68k/mac/misc.c23
3 files changed, 61 insertions, 116 deletions
diff --git a/arch/m68k/mac/config.c b/arch/m68k/mac/config.c
index 9dc65a4c28d2..22123f7e8f75 100644
--- a/arch/m68k/mac/config.c
+++ b/arch/m68k/mac/config.c
@@ -150,7 +150,7 @@ static void mac_cache_card_flush(int writeback)
void __init config_mac(void)
{
if (!MACH_IS_MAC)
- printk(KERN_ERR "ERROR: no Mac, but config_mac() called!!\n");
+ pr_err("ERROR: no Mac, but config_mac() called!!\n");
mach_sched_init = mac_sched_init;
mach_init_IRQ = mac_init_IRQ;
@@ -837,8 +837,7 @@ static void __init mac_identify(void)
/* no bootinfo model id -> NetBSD booter was used! */
/* XXX FIXME: breaks for model > 31 */
model = (mac_bi_data.cpuid >> 2) & 63;
- printk(KERN_WARNING "No bootinfo model ID, using cpuid instead "
- "(obsolete bootloader?)\n");
+ pr_warn("No bootinfo model ID, using cpuid instead (obsolete bootloader?)\n");
}
macintosh_config = mac_data_table;
@@ -880,14 +879,13 @@ static void __init mac_identify(void)
*/
iop_preinit();
- printk(KERN_INFO "Detected Macintosh model: %d\n", model);
+ pr_info("Detected Macintosh model: %d\n", model);
/*
* Report booter data:
*/
printk(KERN_DEBUG " Penguin bootinfo data:\n");
- printk(KERN_DEBUG " Video: addr 0x%lx "
- "row 0x%lx depth %lx dimensions %ld x %ld\n",
+ printk(KERN_DEBUG " Video: addr 0x%lx row 0x%lx depth %lx dimensions %ld x %ld\n",
mac_bi_data.videoaddr, mac_bi_data.videorow,
mac_bi_data.videodepth, mac_bi_data.dimensions & 0xFFFF,
mac_bi_data.dimensions >> 16);
@@ -912,7 +910,7 @@ static void __init mac_identify(void)
static void __init mac_report_hardware(void)
{
- printk(KERN_INFO "Apple Macintosh %s\n", macintosh_config->name);
+ pr_info("Apple Macintosh %s\n", macintosh_config->name);
}
static void mac_get_model(char *str)
@@ -921,15 +919,6 @@ static void mac_get_model(char *str)
strcat(str, macintosh_config->name);
}
-static struct resource swim_rsrc = { .flags = IORESOURCE_MEM };
-
-static struct platform_device swim_pdev = {
- .name = "swim",
- .id = -1,
- .num_resources = 1,
- .resource = &swim_rsrc,
-};
-
static const struct resource mac_scsi_iifx_rsrc[] __initconst = {
{
.flags = IORESOURCE_IRQ,
@@ -994,26 +983,6 @@ static const struct resource mac_scsi_ccl_rsrc[] __initconst = {
},
};
-static struct platform_device esp_0_pdev = {
- .name = "mac_esp",
- .id = 0,
-};
-
-static struct platform_device esp_1_pdev = {
- .name = "mac_esp",
- .id = 1,
-};
-
-static struct platform_device sonic_pdev = {
- .name = "macsonic",
- .id = -1,
-};
-
-static struct platform_device mace_pdev = {
- .name = "macmace",
- .id = -1,
-};
-
int __init mac_platform_init(void)
{
u8 *swim_base;
@@ -1045,9 +1014,13 @@ int __init mac_platform_init(void)
}
if (swim_base) {
- swim_rsrc.start = (resource_size_t) swim_base,
- swim_rsrc.end = (resource_size_t) swim_base + 0x2000,
- platform_device_register(&swim_pdev);
+ struct resource swim_rsrc = {
+ .flags = IORESOURCE_MEM,
+ .start = (resource_size_t)swim_base,
+ .end = (resource_size_t)swim_base + 0x2000,
+ };
+
+ platform_device_register_simple("swim", -1, &swim_rsrc, 1);
}
/*
@@ -1057,13 +1030,13 @@ int __init mac_platform_init(void)
switch (macintosh_config->scsi_type) {
case MAC_SCSI_QUADRA:
case MAC_SCSI_QUADRA3:
- platform_device_register(&esp_0_pdev);
+ platform_device_register_simple("mac_esp", 0, NULL, 0);
break;
case MAC_SCSI_QUADRA2:
- platform_device_register(&esp_0_pdev);
+ platform_device_register_simple("mac_esp", 0, NULL, 0);
if ((macintosh_config->ident == MAC_MODEL_Q900) ||
(macintosh_config->ident == MAC_MODEL_Q950))
- platform_device_register(&esp_1_pdev);
+ platform_device_register_simple("mac_esp", 1, NULL, 0);
break;
case MAC_SCSI_IIFX:
/* Addresses from The Guide to Mac Family Hardware.
@@ -1129,10 +1102,10 @@ int __init mac_platform_init(void)
switch (macintosh_config->ether_type) {
case MAC_ETHER_SONIC:
- platform_device_register(&sonic_pdev);
+ platform_device_register_simple("macsonic", -1, NULL, 0);
break;
case MAC_ETHER_MACE:
- platform_device_register(&mace_pdev);
+ platform_device_register_simple("macmace", -1, NULL, 0);
break;
}
diff --git a/arch/m68k/mac/iop.c b/arch/m68k/mac/iop.c
index 7990b6f50105..4c1e606e7d03 100644
--- a/arch/m68k/mac/iop.c
+++ b/arch/m68k/mac/iop.c
@@ -115,7 +115,17 @@
#include <asm/macints.h>
#include <asm/mac_iop.h>
-/*#define DEBUG_IOP*/
+#ifdef DEBUG
+#define iop_pr_debug(fmt, ...) \
+ printk(KERN_DEBUG "%s: " fmt, __func__, ##__VA_ARGS__)
+#define iop_pr_cont(fmt, ...) \
+ printk(KERN_CONT fmt, ##__VA_ARGS__)
+#else
+#define iop_pr_debug(fmt, ...) \
+ no_printk(KERN_DEBUG "%s: " fmt, __func__, ##__VA_ARGS__)
+#define iop_pr_cont(fmt, ...) \
+ no_printk(KERN_CONT fmt, ##__VA_ARGS__)
+#endif
/* Non-zero if the IOPs are present */
@@ -200,7 +210,7 @@ static int iop_alive(volatile struct mac_iop *iop)
return retval;
}
-static struct iop_msg *iop_alloc_msg(void)
+static struct iop_msg *iop_get_unused_msg(void)
{
int i;
unsigned long flags;
@@ -219,11 +229,6 @@ static struct iop_msg *iop_alloc_msg(void)
return NULL;
}
-static void iop_free_msg(struct iop_msg *msg)
-{
- msg->status = IOP_MSGSTATUS_UNUSED;
-}
-
/*
* This is called by the startup code before anything else. Its purpose
* is to find and initialize the IOPs early in the boot sequence, so that
@@ -268,10 +273,10 @@ void __init iop_init(void)
int i;
if (iop_scc_present) {
- printk("IOP: detected SCC IOP at %p\n", iop_base[IOP_NUM_SCC]);
+ pr_info("IOP: detected SCC IOP at %p\n", iop_base[IOP_NUM_SCC]);
}
if (iop_ism_present) {
- printk("IOP: detected ISM IOP at %p\n", iop_base[IOP_NUM_ISM]);
+ pr_info("IOP: detected ISM IOP at %p\n", iop_base[IOP_NUM_ISM]);
iop_start(iop_base[IOP_NUM_ISM]);
iop_alive(iop_base[IOP_NUM_ISM]); /* clears the alive flag */
}
@@ -310,9 +315,9 @@ void __init iop_register_interrupts(void)
pr_err("Couldn't register ISM IOP interrupt\n");
}
if (!iop_alive(iop_base[IOP_NUM_ISM])) {
- printk("IOP: oh my god, they killed the ISM IOP!\n");
+ pr_warn("IOP: oh my god, they killed the ISM IOP!\n");
} else {
- printk("IOP: the ISM IOP seems to be alive.\n");
+ pr_warn("IOP: the ISM IOP seems to be alive.\n");
}
}
}
@@ -349,9 +354,8 @@ void iop_complete_message(struct iop_msg *msg)
int chan = msg->channel;
int i,offset;
-#ifdef DEBUG_IOP
- printk("iop_complete(%p): iop %d chan %d\n", msg, msg->iop_num, msg->channel);
-#endif
+ iop_pr_debug("msg %p iop_num %d channel %d\n", msg, msg->iop_num,
+ msg->channel);
offset = IOP_ADDR_RECV_MSG + (msg->channel * IOP_MSG_LEN);
@@ -363,7 +367,7 @@ void iop_complete_message(struct iop_msg *msg)
IOP_ADDR_RECV_STATE + chan, IOP_MSG_COMPLETE);
iop_interrupt(iop_base[msg->iop_num]);
- iop_free_msg(msg);
+ msg->status = IOP_MSGSTATUS_UNUSED;
}
/*
@@ -394,12 +398,10 @@ static void iop_do_send(struct iop_msg *msg)
static void iop_handle_send(uint iop_num, uint chan)
{
volatile struct mac_iop *iop = iop_base[iop_num];
- struct iop_msg *msg,*msg2;
+ struct iop_msg *msg;
int i,offset;
-#ifdef DEBUG_IOP
- printk("iop_handle_send: iop %d channel %d\n", iop_num, chan);
-#endif
+ iop_pr_debug("iop_num %d chan %d\n", iop_num, chan);
iop_writeb(iop, IOP_ADDR_SEND_STATE + chan, IOP_MSG_IDLE);
@@ -411,10 +413,8 @@ static void iop_handle_send(uint iop_num, uint chan)
msg->reply[i] = iop_readb(iop, offset);
}
if (msg->handler) (*msg->handler)(msg);
- msg2 = msg;
+ msg->status = IOP_MSGSTATUS_UNUSED;
msg = msg->next;
- iop_free_msg(msg2);
-
iop_send_queue[iop_num][chan] = msg;
if (msg) iop_do_send(msg);
}
@@ -430,11 +430,9 @@ static void iop_handle_recv(uint iop_num, uint chan)
int i,offset;
struct iop_msg *msg;
-#ifdef DEBUG_IOP
- printk("iop_handle_recv: iop %d channel %d\n", iop_num, chan);
-#endif
+ iop_pr_debug("iop_num %d chan %d\n", iop_num, chan);
- msg = iop_alloc_msg();
+ msg = iop_get_unused_msg();
msg->iop_num = iop_num;
msg->channel = chan;
msg->status = IOP_MSGSTATUS_UNSOL;
@@ -454,14 +452,9 @@ static void iop_handle_recv(uint iop_num, uint chan)
if (msg->handler) {
(*msg->handler)(msg);
} else {
-#ifdef DEBUG_IOP
- printk("iop_handle_recv: unclaimed message on iop %d channel %d\n", iop_num, chan);
- printk("iop_handle_recv:");
- for (i = 0 ; i < IOP_MSG_LEN ; i++) {
- printk(" %02X", (uint) msg->message[i]);
- }
- printk("\n");
-#endif
+ iop_pr_debug("unclaimed message on iop_num %d chan %d\n",
+ iop_num, chan);
+ iop_pr_debug("%*ph\n", IOP_MSG_LEN, msg->message);
iop_complete_message(msg);
}
}
@@ -484,7 +477,7 @@ int iop_send_message(uint iop_num, uint chan, void *privdata,
if (chan >= NUM_IOP_CHAN) return -EINVAL;
if (msg_len > IOP_MSG_LEN) return -EINVAL;
- msg = iop_alloc_msg();
+ msg = iop_get_unused_msg();
if (!msg) return -ENOMEM;
msg->next = NULL;
@@ -574,50 +567,34 @@ irqreturn_t iop_ism_irq(int irq, void *dev_id)
volatile struct mac_iop *iop = iop_base[iop_num];
int i,state;
-#ifdef DEBUG_IOP
- printk("iop_ism_irq: status = %02X\n", (uint) iop->status_ctrl);
-#endif
+ iop_pr_debug("status %02X\n", iop->status_ctrl);
/* INT0 indicates a state change on an outgoing message channel */
if (iop->status_ctrl & IOP_INT0) {
iop->status_ctrl = IOP_INT0 | IOP_RUN | IOP_AUTOINC;
-#ifdef DEBUG_IOP
- printk("iop_ism_irq: new status = %02X, send states",
- (uint) iop->status_ctrl);
-#endif
+ iop_pr_debug("new status %02X, send states", iop->status_ctrl);
for (i = 0 ; i < NUM_IOP_CHAN ; i++) {
state = iop_readb(iop, IOP_ADDR_SEND_STATE + i);
-#ifdef DEBUG_IOP
- printk(" %02X", state);
-#endif
+ iop_pr_cont(" %02X", state);
if (state == IOP_MSG_COMPLETE) {
iop_handle_send(iop_num, i);
}
}
-#ifdef DEBUG_IOP
- printk("\n");
-#endif
+ iop_pr_cont("\n");
}
if (iop->status_ctrl & IOP_INT1) { /* INT1 for incoming msgs */
iop->status_ctrl = IOP_INT1 | IOP_RUN | IOP_AUTOINC;
-#ifdef DEBUG_IOP
- printk("iop_ism_irq: new status = %02X, recv states",
- (uint) iop->status_ctrl);
-#endif
+ iop_pr_debug("new status %02X, recv states", iop->status_ctrl);
for (i = 0 ; i < NUM_IOP_CHAN ; i++) {
state = iop_readb(iop, IOP_ADDR_RECV_STATE + i);
-#ifdef DEBUG_IOP
- printk(" %02X", state);
-#endif
+ iop_pr_cont(" %02X", state);
if (state == IOP_MSG_NEW) {
iop_handle_recv(iop_num, i);
}
}
-#ifdef DEBUG_IOP
- printk("\n");
-#endif
+ iop_pr_cont("\n");
}
return IRQ_HANDLED;
}
diff --git a/arch/m68k/mac/misc.c b/arch/m68k/mac/misc.c
index 5b01704c85eb..8aa8792e3174 100644
--- a/arch/m68k/mac/misc.c
+++ b/arch/m68k/mac/misc.c
@@ -281,8 +281,7 @@ static long via_read_time(void)
last_result.idata = result.idata;
}
- pr_err("via_read_time: failed to read a stable value; "
- "got 0x%08lx then 0x%08lx\n",
+ pr_err("via_read_time: failed to read a stable value; got 0x%08lx then 0x%08lx\n",
last_result.idata, result.idata);
return 0;
@@ -465,7 +464,7 @@ void mac_poweroff(void)
#endif
}
local_irq_enable();
- printk("It is now safe to turn off your Macintosh.\n");
+ pr_crit("It is now safe to turn off your Macintosh.\n");
while(1);
}
@@ -556,7 +555,7 @@ void mac_reset(void)
/* should never get here */
local_irq_enable();
- printk ("Restart failed. Please restart manually.\n");
+ pr_crit("Restart failed. Please restart manually.\n");
while(1);
}
@@ -661,17 +660,13 @@ int mac_hwclk(int op, struct rtc_time *t)
unmktime(now, 0,
&t->tm_year, &t->tm_mon, &t->tm_mday,
&t->tm_hour, &t->tm_min, &t->tm_sec);
-#if 0
- printk("mac_hwclk: read %04d-%02d-%-2d %02d:%02d:%02d\n",
- t->tm_year + 1900, t->tm_mon + 1, t->tm_mday,
- t->tm_hour, t->tm_min, t->tm_sec);
-#endif
+ pr_debug("%s: read %04d-%02d-%-2d %02d:%02d:%02d\n",
+ __func__, t->tm_year + 1900, t->tm_mon + 1, t->tm_mday,
+ t->tm_hour, t->tm_min, t->tm_sec);
} else { /* write */
-#if 0
- printk("mac_hwclk: tried to write %04d-%02d-%-2d %02d:%02d:%02d\n",
- t->tm_year + 1900, t->tm_mon + 1, t->tm_mday,
- t->tm_hour, t->tm_min, t->tm_sec);
-#endif
+ pr_debug("%s: tried to write %04d-%02d-%-2d %02d:%02d:%02d\n",
+ __func__, t->tm_year + 1900, t->tm_mon + 1, t->tm_mday,
+ t->tm_hour, t->tm_min, t->tm_sec);
now = mktime(t->tm_year + 1900, t->tm_mon + 1, t->tm_mday,
t->tm_hour, t->tm_min, t->tm_sec);