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Diffstat (limited to 'arch/arm/mach-msm/smd.c')
-rw-r--r--arch/arm/mach-msm/smd.c45
1 files changed, 17 insertions, 28 deletions
diff --git a/arch/arm/mach-msm/smd.c b/arch/arm/mach-msm/smd.c
index f07dc7c738f..b1588a1ea2f 100644
--- a/arch/arm/mach-msm/smd.c
+++ b/arch/arm/mach-msm/smd.c
@@ -14,6 +14,8 @@
*
*/
+#define pr_fmt(fmt) KBUILD_MODNAME ": " fmt
+
#include <linux/platform_device.h>
#include <linux/module.h>
#include <linux/fs.h>
@@ -28,7 +30,6 @@
#include <linux/delay.h>
#include <mach/msm_smd.h>
-#include <mach/system.h>
#include "smd_private.h"
#include "proc_comm.h"
@@ -37,8 +38,6 @@
#define CONFIG_QDSP6 1
#endif
-void (*msm_hw_reset_hook)(void);
-
#define MODULE_NAME "msm_smd"
enum {
@@ -50,13 +49,14 @@ static int msm_smd_debug_mask;
struct shared_info {
int ready;
- unsigned state;
+ void __iomem *state;
};
static unsigned dummy_state[SMSM_STATE_COUNT];
static struct shared_info smd_info = {
- .state = (unsigned) &dummy_state,
+ /* FIXME: not a real __iomem pointer */
+ .state = &dummy_state,
};
module_param_named(debug_mask, msm_smd_debug_mask,
@@ -89,7 +89,7 @@ static void smd_diag(void)
x = smem_find(ID_DIAG_ERR_MSG, SZ_DIAG_ERR_MSG);
if (x != 0) {
x[SZ_DIAG_ERR_MSG - 1] = 0;
- pr_info("smem: DIAG '%s'\n", x);
+ pr_debug("DIAG '%s'\n", x);
}
}
@@ -99,10 +99,6 @@ static void handle_modem_crash(void)
pr_err("ARM9 has CRASHED\n");
smd_diag();
- /* hard reboot if possible */
- if (msm_hw_reset_hook)
- msm_hw_reset_hook();
-
/* in this case the modem or watchdog should reboot us */
for (;;)
;
@@ -312,7 +308,7 @@ static void smd_state_change(struct smd_channel *ch,
{
ch->last_state = next;
- pr_info("SMD: ch %d %d -> %d\n", ch->n, last, next);
+ pr_debug("ch %d %d -> %d\n", ch->n, last, next);
switch (next) {
case SMD_SS_OPENING:
@@ -601,7 +597,7 @@ static int smd_alloc_channel(const char *name, uint32_t cid, uint32_t type)
ch->pdev.name = ch->name;
ch->pdev.id = -1;
- pr_info("smd_alloc_channel() cid=%02d size=%05d '%s'\n",
+ pr_debug("smd_alloc_channel() cid=%02d size=%05d '%s'\n",
ch->n, ch->fifo_size, ch->name);
mutex_lock(&smd_creation_mutex);
@@ -621,7 +617,7 @@ static void smd_channel_probe_worker(struct work_struct *work)
shared = smem_find(ID_CH_ALLOC_TBL, sizeof(*shared) * 64);
if (!shared) {
- pr_err("smd: cannot find allocation table\n");
+ pr_err("cannot find allocation table\n");
return;
}
for (n = 0; n < 64; n++) {
@@ -725,8 +721,6 @@ int smd_close(smd_channel_t *ch)
{
unsigned long flags;
- pr_info("smd_close(%p)\n", ch);
-
if (ch == 0)
return -1;
@@ -796,22 +790,22 @@ void *smem_alloc(unsigned id, unsigned size)
return smem_find(id, size);
}
-void *smem_item(unsigned id, unsigned *size)
+void __iomem *smem_item(unsigned id, unsigned *size)
{
struct smem_shared *shared = (void *) MSM_SHARED_RAM_BASE;
struct smem_heap_entry *toc = shared->heap_toc;
if (id >= SMEM_NUM_ITEMS)
- return 0;
+ return NULL;
if (toc[id].allocated) {
*size = toc[id].size;
- return (void *) (MSM_SHARED_RAM_BASE + toc[id].offset);
+ return (MSM_SHARED_RAM_BASE + toc[id].offset);
} else {
*size = 0;
}
- return 0;
+ return NULL;
}
void *smem_find(unsigned id, unsigned size_in)
@@ -857,7 +851,7 @@ static irqreturn_t smsm_irq_handler(int irq, void *data)
int smsm_change_state(enum smsm_state_item item,
uint32_t clear_mask, uint32_t set_mask)
{
- unsigned long addr = smd_info.state + item * 4;
+ void __iomem *addr = smd_info.state + item * 4;
unsigned long flags;
unsigned state;
@@ -939,15 +933,14 @@ int smsm_set_sleep_duration(uint32_t delay)
int smd_core_init(void)
{
int r;
- pr_info("smd_core_init()\n");
/* wait for essential items to be initialized */
for (;;) {
unsigned size;
- void *state;
+ void __iomem *state;
state = smem_item(SMEM_SMSM_SHARED_STATE, &size);
if (size == SMSM_V1_SIZE || size == SMSM_V2_SIZE) {
- smd_info.state = (unsigned)state;
+ smd_info.state = state;
break;
}
}
@@ -992,15 +985,11 @@ int smd_core_init(void)
smsm_change_state(SMSM_STATE_APPS_DEM, ~0, 0);
#endif
- pr_info("smd_core_init() done\n");
-
return 0;
}
-static int __devinit msm_smd_probe(struct platform_device *pdev)
+static int msm_smd_probe(struct platform_device *pdev)
{
- pr_info("smd_init()\n");
-
/*
* If we haven't waited for the ARM9 to boot up till now,
* then we need to wait here. Otherwise this should just