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soc: rockchip: rk_fiq_debugger: support use dynamic fiq_sdei_event

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Signed-off-by: XiaoDong Huang <derrick.huang@rock-chips.com>
Change-Id: If49800be5e8fb2f44ec14e4d82634e3f7e421156
This commit is contained in:
XiaoDong Huang
2023-01-06 11:31:37 +08:00
committed by Tao Huang
parent 5ac02a81ec
commit 5edc8e8d02
1 changed files with 22 additions and 7 deletions
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29
drivers/soc/rockchip/rk_fiq_debugger.c
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@@ -400,7 +400,7 @@ int sdei_fiq_debugger_is_enabled(void)
return rk_fiq_sdei.fiq_en;
}
int fiq_sdei_event_callback(u32 event, struct pt_regs *regs, void *arg)
static int fiq_sdei_event_callback(u32 event, struct pt_regs *regs, void *arg)
{
int cpu_id = get_logical_index(read_cpuid_mpidr() &
MPIDR_HWID_BITMASK);
@@ -409,7 +409,7 @@ int fiq_sdei_event_callback(u32 event, struct pt_regs *regs, void *arg)
return 0;
}
void rk_fiq_sdei_event_sw_cpu(int wait_disable)
static void rk_fiq_sdei_event_sw_cpu(int wait_disable)
{
unsigned long affinity;
int cnt = 100000;
@@ -431,7 +431,7 @@ void rk_fiq_sdei_event_sw_cpu(int wait_disable)
rk_fiq_sdei.cur_cpu = rk_fiq_sdei.sw_cpu;
}
int fiq_sdei_sw_cpu_event_callback(u32 event, struct pt_regs *regs, void *arg)
static int fiq_sdei_sw_cpu_event_callback(u32 event, struct pt_regs *regs, void *arg)
{
int cnt = 10000;
int ret = 0;
@@ -524,6 +524,7 @@ static struct notifier_block fiq_dbg_sdei_pm_nb = {
static int fiq_debugger_sdei_enable(struct rk_fiq_debugger *t)
{
int ret, cpu, i;
int is_dyn_event = false;
ret = sip_fiq_debugger_sdei_get_event_id(&rk_fiq_sdei.event_id,
&rk_fiq_sdei.cpu_sw_event_id,
@@ -534,6 +535,17 @@ static int fiq_debugger_sdei_enable(struct rk_fiq_debugger *t)
return ret;
}
/* If we can't get a valid fiq event, use dynamic event instead */
if (rk_fiq_sdei.event_id == 0) {
ret = sdei_interrupt_bind(serial_hwirq, &rk_fiq_sdei.event_id);
if (ret) {
pr_err("%s: bind intr:%d error!\n", __func__, serial_hwirq);
return ret;
}
is_dyn_event = true;
}
ret = cpuhp_setup_state_nocalls(CPUHP_AP_ONLINE_DYN,
"soc/rk_sdei_fiq_debugger",
NULL,
@@ -612,6 +624,9 @@ err:
unregister_pm_notifier(&fiq_dbg_sdei_pm_nb);
sdei_event_unregister(rk_fiq_sdei.event_id);
if (is_dyn_event)
sdei_interrupt_release(rk_fiq_sdei.event_id);
return ret;
}
@@ -759,9 +774,9 @@ exit:
}
#endif
void rk_serial_debug_init(void __iomem *base, phys_addr_t phy_base,
int irq, int signal_irq,
int wakeup_irq, unsigned int baudrate)
static void rk_serial_debug_init(void __iomem *base, phys_addr_t phy_base,
int irq, int signal_irq,
int wakeup_irq, unsigned int baudrate)
{
struct rk_fiq_debugger *t = NULL;
struct platform_device *pdev = NULL;
@@ -883,7 +898,7 @@ out2:
kfree(t);
}
void rk_serial_debug_init_dummy(void)
static void rk_serial_debug_init_dummy(void)
{
struct rk_fiq_debugger *t = NULL;
struct platform_device *pdev = NULL;