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authorArve Hjønnevåg <arve@android.com>2009-06-16 14:48:21 -0700
committerDaniel Walker <dwalker@codeaurora.org>2010-05-12 09:15:07 -0700
commitec9d3d14ffa9454e6d51e5dd1889d6e9e0be5198 (patch)
treedb2b3bde28805d86ce618e3c04e0bbf7abb0119d /arch
parent283794100d2b1c1645b2949273aa4be29929812d (diff)
[ARM] msm: Add 8k power collapse support to smd
Signed-off-by: Arve Hjønnevåg <arve@android.com> Signed-off-by: Daniel Walker <dwalker@codeaurora.org>
Diffstat (limited to 'arch')
-rw-r--r--arch/arm/mach-msm/smd.c57
-rw-r--r--arch/arm/mach-msm/smd_private.h24
2 files changed, 57 insertions, 24 deletions
diff --git a/arch/arm/mach-msm/smd.c b/arch/arm/mach-msm/smd.c
index e33fd029fa3..b5f8957725d 100644
--- a/arch/arm/mach-msm/smd.c
+++ b/arch/arm/mach-msm/smd.c
@@ -1038,39 +1038,43 @@ uint32_t smsm_get_state(enum smsm_state_item item)
return rv;
}
+#ifdef CONFIG_ARCH_MSM_SCORPION
+
int smsm_set_sleep_duration(uint32_t delay)
{
- uint32_t *ptr;
-
- ptr = smem_alloc(SMEM_SMSM_SLEEP_DELAY, sizeof(*ptr));
+ struct msm_dem_slave_data *ptr = smem_alloc(SMEM_APPS_DEM_SLAVE_DATA,
+ sizeof(*ptr));
if (ptr == NULL) {
- pr_err("smsm_set_sleep_duration <SM NO SLEEP_DELAY>\n");
+ pr_err("smsm_set_sleep_duration <SM NO APPS_DEM_SLAVE_DATA>\n");
return -EIO;
}
if (msm_smd_debug_mask & MSM_SMSM_DEBUG)
pr_info("smsm_set_sleep_duration %d -> %d\n",
- *ptr, delay);
- *ptr = delay;
+ ptr->sleep_time, delay);
+ ptr->sleep_time = delay;
return 0;
}
-int smsm_set_interrupt_info(struct smsm_interrupt_info *info)
+#else
+
+int smsm_set_sleep_duration(uint32_t delay)
{
- struct smsm_interrupt_info *ptr;
+ uint32_t *ptr;
- ptr = smem_alloc(SMEM_SMSM_INT_INFO, sizeof(*ptr));
+ ptr = smem_alloc(SMEM_SMSM_SLEEP_DELAY, sizeof(*ptr));
if (ptr == NULL) {
- pr_err("smsm_set_sleep_duration <SM NO INT_INFO>\n");
+ pr_err("smsm_set_sleep_duration <SM NO SLEEP_DELAY>\n");
return -EIO;
}
if (msm_smd_debug_mask & MSM_SMSM_DEBUG)
- pr_info("smsm_set_interrupt_info %x %x -> %x %x\n",
- ptr->aArm_en_mask, ptr->aArm_interrupts_pending,
- info->aArm_en_mask, info->aArm_interrupts_pending);
- *ptr = *info;
+ pr_info("smsm_set_sleep_duration %d -> %d\n",
+ *ptr, delay);
+ *ptr = delay;
return 0;
}
+#endif
+
#define MAX_NUM_SLEEP_CLIENTS 64
#define MAX_SLEEP_NAME_LEN 8
@@ -1115,12 +1119,13 @@ void smsm_print_sleep_info(void)
if (ptr)
pr_info("SMEM_SLEEP_POWER_COLLAPSE_DISABLED: %x\n", *ptr);
+#ifndef CONFIG_ARCH_MSM_SCORPION
int_info = smem_alloc(SMEM_SMSM_INT_INFO, sizeof(*int_info));
if (int_info)
pr_info("SMEM_SMSM_INT_INFO %x %x %x\n",
- int_info->aArm_en_mask,
- int_info->aArm_interrupts_pending,
- int_info->aArm_wakeup_reason);
+ int_info->interrupt_mask,
+ int_info->pending_interrupts,
+ int_info->wakeup_reason);
gpio = smem_alloc(SMEM_GPIO_INT, sizeof(*gpio));
if (gpio) {
@@ -1135,7 +1140,8 @@ void smsm_print_sleep_info(void)
i, gpio->num_fired[i], gpio->fired[i][0],
gpio->fired[i][1]);
}
-
+#else
+#endif
spin_unlock_irqrestore(&smem_lock, flags);
}
@@ -1180,7 +1186,10 @@ int smd_core_init(void)
/* indicate that we're up and running */
smsm_change_state(SMSM_STATE_APPS,
- ~0, SMSM_INIT | SMSM_SMDINIT | SMSM_RPCINIT);
+ ~0, SMSM_INIT | SMSM_SMDINIT | SMSM_RPCINIT | SMSM_RUN);
+#ifdef CONFIG_ARCH_MSM_SCORPION
+ smsm_change_state(SMSM_STATE_APPS_DEM, ~0, 0);
+#endif
pr_info("smd_core_init() done\n");
@@ -1232,7 +1241,15 @@ static int debug_read_stat(char *buf, int max)
i += scnprintf(buf + i, max - i, "smsm: a9: %08x a11: %08x\n",
raw_smsm_get_state(SMSM_STATE_MODEM),
raw_smsm_get_state(SMSM_STATE_APPS));
-
+#ifdef CONFIG_ARCH_MSM_SCORPION
+ i += scnprintf(buf + i, max - i, "smsm dem: apps: %08x modem: %08x "
+ "qdsp6: %08x power: %08x time: %08x\n",
+ raw_smsm_get_state(SMSM_STATE_APPS_DEM),
+ raw_smsm_get_state(SMSM_STATE_MODEM_DEM),
+ raw_smsm_get_state(SMSM_STATE_QDSP6_DEM),
+ raw_smsm_get_state(SMSM_STATE_POWER_MASTER_DEM),
+ raw_smsm_get_state(SMSM_STATE_TIME_MASTER_DEM));
+#endif
if (msg) {
msg[SZ_DIAG_ERR_MSG - 1] = 0;
i += scnprintf(buf + i, max - i, "diag: '%s'\n", msg);
diff --git a/arch/arm/mach-msm/smd_private.h b/arch/arm/mach-msm/smd_private.h
index 35e08359bbd..71f9612d5f5 100644
--- a/arch/arm/mach-msm/smd_private.h
+++ b/arch/arm/mach-msm/smd_private.h
@@ -61,12 +61,29 @@ struct smem_shared
#define SMSM_V1_SIZE (sizeof(unsigned) * 8)
#define SMSM_V2_SIZE (sizeof(unsigned) * 4)
+#ifndef CONFIG_ARCH_MSM_SCORPION
struct smsm_interrupt_info
{
- uint32_t aArm_en_mask;
- uint32_t aArm_interrupts_pending;
- uint32_t aArm_wakeup_reason;
+ uint32_t interrupt_mask;
+ uint32_t pending_interrupts;
+ uint32_t wakeup_reason;
+};
+#else
+#define DEM_MAX_PORT_NAME_LEN (20)
+struct msm_dem_slave_data {
+ uint32_t sleep_time;
+ uint32_t interrupt_mask;
+ uint32_t resources_used;
+ uint32_t reserved1;
+
+ uint32_t wakeup_reason;
+ uint32_t pending_interrupts;
+ uint32_t rpc_prog;
+ uint32_t rpc_proc;
+ char smd_port_name[DEM_MAX_PORT_NAME_LEN];
+ uint32_t reserved2;
};
+#endif
#define SZ_DIAG_ERR_MSG 0xC8
#define ID_DIAG_ERR_MSG SMEM_DIAG_ERR_MESSAGE
@@ -131,7 +148,6 @@ void *smem_alloc(unsigned id, unsigned size);
int smsm_change_state(enum smsm_state_item item, uint32_t clear_mask, uint32_t set_mask);
uint32_t smsm_get_state(enum smsm_state_item item);
int smsm_set_sleep_duration(uint32_t delay);
-int smsm_set_interrupt_info(struct smsm_interrupt_info *info);
void smsm_print_sleep_info(void);
#define SMEM_NUM_SMD_CHANNELS 64