Commit 83300ce0 authored by Robert Richter's avatar Robert Richter

oprofile/x86: moving shutdown functions

Moving some code in preparation of the next patch.
Signed-off-by: default avatarRobert Richter <robert.richter@amd.com>
parent d0e4120f
......@@ -126,6 +126,18 @@ static void op_mux_switch_ctrl(struct op_x86_model_spec const *model,
/* functions for op_amd_spec */
static void op_amd_shutdown(struct op_msrs const * const msrs)
{
int i;
for (i = 0; i < NUM_COUNTERS; ++i) {
if (!msrs->counters[i].addr)
continue;
release_perfctr_nmi(MSR_K7_PERFCTR0 + i);
release_evntsel_nmi(MSR_K7_EVNTSEL0 + i);
}
}
static void op_amd_fill_in_addresses(struct op_msrs * const msrs)
{
int i;
......@@ -422,18 +434,6 @@ static void op_amd_stop(struct op_msrs const * const msrs)
op_amd_stop_ibs();
}
static void op_amd_shutdown(struct op_msrs const * const msrs)
{
int i;
for (i = 0; i < NUM_COUNTERS; ++i) {
if (!msrs->counters[i].addr)
continue;
release_perfctr_nmi(MSR_K7_PERFCTR0 + i);
release_evntsel_nmi(MSR_K7_EVNTSEL0 + i);
}
}
static u8 ibs_eilvt_off;
static inline void apic_init_ibs_nmi_per_cpu(void *arg)
......
......@@ -385,6 +385,24 @@ static unsigned int get_stagger(void)
static unsigned long reset_value[NUM_COUNTERS_NON_HT];
static void p4_shutdown(struct op_msrs const * const msrs)
{
int i;
for (i = 0; i < num_counters; ++i) {
if (msrs->counters[i].addr)
release_perfctr_nmi(msrs->counters[i].addr);
}
/*
* some of the control registers are specially reserved in
* conjunction with the counter registers (hence the starting offset).
* This saves a few bits.
*/
for (i = num_counters; i < num_controls; ++i) {
if (msrs->controls[i].addr)
release_evntsel_nmi(msrs->controls[i].addr);
}
}
static void p4_fill_in_addresses(struct op_msrs * const msrs)
{
......@@ -668,26 +686,6 @@ static void p4_stop(struct op_msrs const * const msrs)
}
}
static void p4_shutdown(struct op_msrs const * const msrs)
{
int i;
for (i = 0; i < num_counters; ++i) {
if (msrs->counters[i].addr)
release_perfctr_nmi(msrs->counters[i].addr);
}
/*
* some of the control registers are specially reserved in
* conjunction with the counter registers (hence the starting offset).
* This saves a few bits.
*/
for (i = num_counters; i < num_controls; ++i) {
if (msrs->controls[i].addr)
release_evntsel_nmi(msrs->controls[i].addr);
}
}
#ifdef CONFIG_SMP
struct op_x86_model_spec op_p4_ht2_spec = {
.num_counters = NUM_COUNTERS_HT2,
......
......@@ -30,6 +30,22 @@ static int counter_width = 32;
static u64 *reset_value;
static void ppro_shutdown(struct op_msrs const * const msrs)
{
int i;
for (i = 0; i < num_counters; ++i) {
if (!msrs->counters[i].addr)
continue;
release_perfctr_nmi(MSR_P6_PERFCTR0 + i);
release_evntsel_nmi(MSR_P6_EVNTSEL0 + i);
}
if (reset_value) {
kfree(reset_value);
reset_value = NULL;
}
}
static void ppro_fill_in_addresses(struct op_msrs * const msrs)
{
int i;
......@@ -189,23 +205,6 @@ static void ppro_stop(struct op_msrs const * const msrs)
}
}
static void ppro_shutdown(struct op_msrs const * const msrs)
{
int i;
for (i = 0; i < num_counters; ++i) {
if (!msrs->counters[i].addr)
continue;
release_perfctr_nmi(MSR_P6_PERFCTR0 + i);
release_evntsel_nmi(MSR_P6_EVNTSEL0 + i);
}
if (reset_value) {
kfree(reset_value);
reset_value = NULL;
}
}
struct op_x86_model_spec op_ppro_spec = {
.num_counters = 2,
.num_controls = 2,
......
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