Blackfin arch: get oprofile work for user space

Signed-off-by: Graf Yang <graf.yang@analog.com>
Signed-off-by: Bryan Wu <cooloney@kernel.org>

3 files changed, 6 insertions, 14 deletions

diff --git a/arch/blackfin/oprofile/common.c b/arch/blackfin/oprofile/common.c
index f34795a2e481..cf8f48848d1b 100644
--- a/arch/blackfin/oprofile/common.c
+++ b/arch/blackfin/oprofile/common.c
@@ -126,20 +126,12 @@ static int op_bfin_create_files(struct super_block *sb, struct dentry *root)
 int __init oprofile_arch_init(struct oprofile_operations *ops)
 {
 #ifdef CONFIG_HARDWARE_PM
-        unsigned int dspid;
-
         mutex_init(&pfmon_lock);
 
-        dspid = bfin_dspid();
-
-        printk(KERN_INFO "Oprofile got the cpu id is 0x%x. \n", dspid);
 
-        switch (dspid) {
-        case BFIN_533_ID:
-                model = &op_model_bfin533;
-                model->num_counters = 2;
-                break;
-        case BFIN_537_ID:
+        switch (bfin_read_CHIPID() & CHIPID_MANUFACTURE) {
+        case 0xca:
+                printk(KERN_INFO "Oprofile: cpu vendor is Analog Devices.\n");
                 model = &op_model_bfin533;
                 model->num_counters = 2;
                 break;
diff --git a/arch/blackfin/oprofile/op_blackfin.h b/arch/blackfin/oprofile/op_blackfin.h
index 05dd08c9d154..37aec0eb00d0 100644
--- a/arch/blackfin/oprofile/op_blackfin.h
+++ b/arch/blackfin/oprofile/op_blackfin.h
@@ -93,6 +93,6 @@ static inline void count_write(unsigned int *count)
         CSYNC();
 }
 
-extern int pm_overflow_handler(int irq, struct pt_regs *regs);
+extern int pm_overflow_handler(struct pt_regs *regs);
 
 #endif
diff --git a/arch/blackfin/oprofile/op_model_bf533.c b/arch/blackfin/oprofile/op_model_bf533.c
index d1c698bb9ee5..0e34df169b2d 100644
--- a/arch/blackfin/oprofile/op_model_bf533.c
+++ b/arch/blackfin/oprofile/op_model_bf533.c
@@ -52,7 +52,7 @@ static unsigned curr_pfctl, curr_count[2];
 
 static int bfin533_reg_setup(struct op_counter_config *ctr)
 {
-        unsigned int pfctl = ctr_read();
+        unsigned int pfctl = 0;
         unsigned int count[2];
 
         /* set Blackfin perf monitor regs with ctr */
@@ -118,7 +118,7 @@ static int get_kernel(void)
         return is_kernel;
 }
 
-int pm_overflow_handler(int irq, struct pt_regs *regs)
+int pm_overflow_handler(struct pt_regs *regs)
 {
         int is_kernel;
         int i, cpu;