qom: Have class_init() take a const data argument

Mechanical change using gsed, then style manually adapted
to pass checkpatch.pl script.

Suggested-by: Richard Henderson <richard.henderson@linaro.org>
Signed-off-by: Philippe Mathieu-Daudé <philmd@linaro.org>
Reviewed-by: Richard Henderson <richard.henderson@linaro.org>
Message-Id: <20250424194905.82506-4-philmd@linaro.org>

hw/timer/a9gtimer.c

@@ -377,7 +377,7 @@ static const Property a9_gtimer_properties[] = {
     DEFINE_PROP_UINT32("num-cpu", A9GTimerState, num_cpu, 0),
 };
 
-static void a9_gtimer_class_init(ObjectClass *klass, void *data)
+static void a9_gtimer_class_init(ObjectClass *klass, const void *data)
 {
     DeviceClass *dc = DEVICE_CLASS(klass);
 

hw/timer/allwinner-a10-pit.c

@@ -288,7 +288,7 @@ static void a10_pit_finalize(Object *obj)
     }
 }
 
-static void a10_pit_class_init(ObjectClass *klass, void *data)
+static void a10_pit_class_init(ObjectClass *klass, const void *data)
 {
     DeviceClass *dc = DEVICE_CLASS(klass);
 

hw/timer/arm_mptimer.c

@@ -304,7 +304,7 @@ static const Property arm_mptimer_properties[] = {
     DEFINE_PROP_UINT32("num-cpu", ARMMPTimerState, num_cpu, 0),
 };
 
-static void arm_mptimer_class_init(ObjectClass *klass, void *data)
+static void arm_mptimer_class_init(ObjectClass *klass, const void *data)
 {
     DeviceClass *dc = DEVICE_CLASS(klass);
 

hw/timer/arm_timer.c

@@ -392,7 +392,7 @@ static const Property sp804_properties[] = {
     DEFINE_PROP_UINT32("freq1", SP804State, freq1, 1000000),
 };
 
-static void sp804_class_init(ObjectClass *klass, void *data)
+static void sp804_class_init(ObjectClass *klass, const void *data)
 {
     DeviceClass *k = DEVICE_CLASS(klass);
 

hw/timer/armv7m_systick.c

@@ -285,7 +285,7 @@ static const VMStateDescription vmstate_systick = {
     }
 };
 
-static void systick_class_init(ObjectClass *klass, void *data)
+static void systick_class_init(ObjectClass *klass, const void *data)
 {
     DeviceClass *dc = DEVICE_CLASS(klass);
 

hw/timer/aspeed_timer.c

@@ -895,7 +895,7 @@ static const Property aspeed_timer_properties[] = {
                      AspeedSCUState *),
 };
 
-static void timer_class_init(ObjectClass *klass, void *data)
+static void timer_class_init(ObjectClass *klass, const void *data)
 {
     DeviceClass *dc = DEVICE_CLASS(klass);
 
@@ -915,7 +915,7 @@ static const TypeInfo aspeed_timer_info = {
     .abstract   = true,
 };
 
-static void aspeed_2400_timer_class_init(ObjectClass *klass, void *data)
+static void aspeed_2400_timer_class_init(ObjectClass *klass, const void *data)
 {
     DeviceClass *dc = DEVICE_CLASS(klass);
     AspeedTimerClass *awc = ASPEED_TIMER_CLASS(klass);
@@ -931,7 +931,7 @@ static const TypeInfo aspeed_2400_timer_info = {
     .class_init = aspeed_2400_timer_class_init,
 };
 
-static void aspeed_2500_timer_class_init(ObjectClass *klass, void *data)
+static void aspeed_2500_timer_class_init(ObjectClass *klass, const void *data)
 {
     DeviceClass *dc = DEVICE_CLASS(klass);
     AspeedTimerClass *awc = ASPEED_TIMER_CLASS(klass);
@@ -947,7 +947,7 @@ static const TypeInfo aspeed_2500_timer_info = {
     .class_init = aspeed_2500_timer_class_init,
 };
 
-static void aspeed_2600_timer_class_init(ObjectClass *klass, void *data)
+static void aspeed_2600_timer_class_init(ObjectClass *klass, const void *data)
 {
     DeviceClass *dc = DEVICE_CLASS(klass);
     AspeedTimerClass *awc = ASPEED_TIMER_CLASS(klass);
@@ -963,7 +963,7 @@ static const TypeInfo aspeed_2600_timer_info = {
     .class_init = aspeed_2600_timer_class_init,
 };
 
-static void aspeed_1030_timer_class_init(ObjectClass *klass, void *data)
+static void aspeed_1030_timer_class_init(ObjectClass *klass, const void *data)
 {
     DeviceClass *dc = DEVICE_CLASS(klass);
     AspeedTimerClass *awc = ASPEED_TIMER_CLASS(klass);
@@ -979,7 +979,7 @@ static const TypeInfo aspeed_1030_timer_info = {
     .class_init = aspeed_1030_timer_class_init,
 };
 
-static void aspeed_2700_timer_class_init(ObjectClass *klass, void *data)
+static void aspeed_2700_timer_class_init(ObjectClass *klass, const void *data)
 {
     DeviceClass *dc = DEVICE_CLASS(klass);
     AspeedTimerClass *awc = ASPEED_TIMER_CLASS(klass);

hw/timer/avr_timer16.c

@@ -595,7 +595,7 @@ static void avr_timer16_realize(DeviceState *dev, Error **errp)
     s->enabled = true;
 }
 
-static void avr_timer16_class_init(ObjectClass *klass, void *data)
+static void avr_timer16_class_init(ObjectClass *klass, const void *data)
 {
     DeviceClass *dc = DEVICE_CLASS(klass);
 

hw/timer/bcm2835_systmr.c

@@ -154,7 +154,7 @@ static const VMStateDescription bcm2835_systmr_vmstate = {
     }
 };
 
-static void bcm2835_systmr_class_init(ObjectClass *klass, void *data)
+static void bcm2835_systmr_class_init(ObjectClass *klass, const void *data)
 {
     DeviceClass *dc = DEVICE_CLASS(klass);
 

hw/timer/cadence_ttc.c

@@ -451,7 +451,7 @@ static const VMStateDescription vmstate_cadence_ttc = {
     }
 };
 
-static void cadence_ttc_class_init(ObjectClass *klass, void *data)
+static void cadence_ttc_class_init(ObjectClass *klass, const void *data)
 {
     DeviceClass *dc = DEVICE_CLASS(klass);
 

hw/timer/cmsdk-apb-dualtimer.c

@@ -534,7 +534,7 @@ static const VMStateDescription cmsdk_apb_dualtimer_vmstate = {
     }
 };
 
-static void cmsdk_apb_dualtimer_class_init(ObjectClass *klass, void *data)
+static void cmsdk_apb_dualtimer_class_init(ObjectClass *klass, const void *data)
 {
     DeviceClass *dc = DEVICE_CLASS(klass);
 

hw/timer/cmsdk-apb-timer.c

@@ -261,7 +261,7 @@ static const VMStateDescription cmsdk_apb_timer_vmstate = {
     }
 };
 
-static void cmsdk_apb_timer_class_init(ObjectClass *klass, void *data)
+static void cmsdk_apb_timer_class_init(ObjectClass *klass, const void *data)
 {
     DeviceClass *dc = DEVICE_CLASS(klass);
 

hw/timer/digic-timer.c

@@ -161,7 +161,7 @@ static void digic_timer_finalize(Object *obj)
     ptimer_free(s->ptimer);
 }
 
-static void digic_timer_class_init(ObjectClass *klass, void *class_data)
+static void digic_timer_class_init(ObjectClass *klass, const void *class_data)
 {
     DeviceClass *dc = DEVICE_CLASS(klass);
 

hw/timer/exynos4210_mct.c

@@ -1546,7 +1546,7 @@ static void exynos4210_mct_finalize(Object *obj)
     }
 }
 
-static void exynos4210_mct_class_init(ObjectClass *klass, void *data)
+static void exynos4210_mct_class_init(ObjectClass *klass, const void *data)
 {
     DeviceClass *dc = DEVICE_CLASS(klass);
 

hw/timer/exynos4210_pwm.c

@@ -420,7 +420,7 @@ static void exynos4210_pwm_finalize(Object *obj)
     }
 }
 
-static void exynos4210_pwm_class_init(ObjectClass *klass, void *data)
+static void exynos4210_pwm_class_init(ObjectClass *klass, const void *data)
 {
     DeviceClass *dc = DEVICE_CLASS(klass);
 

hw/timer/grlib_gptimer.c

@@ -409,7 +409,7 @@ static const Property grlib_gptimer_properties[] = {
     DEFINE_PROP_UINT32("nr-timers", GPTimerUnit, nr_timers, 2),
 };
 
-static void grlib_gptimer_class_init(ObjectClass *klass, void *data)
+static void grlib_gptimer_class_init(ObjectClass *klass, const void *data)
 {
     DeviceClass *dc = DEVICE_CLASS(klass);
 

hw/timer/hpet.c

@@ -736,7 +736,7 @@ static const Property hpet_device_properties[] = {
     DEFINE_PROP_BOOL("hpet-offset-saved", HPETState, hpet_offset_saved, true),
 };
 
-static void hpet_device_class_init(ObjectClass *klass, void *data)
+static void hpet_device_class_init(ObjectClass *klass, const void *data)
 {
     DeviceClass *dc = DEVICE_CLASS(klass);
 

hw/timer/i8254.c

@@ -350,7 +350,7 @@ static void pit_realizefn(DeviceState *dev, Error **errp)
     pc->parent_realize(dev, errp);
 }
 
-static void pit_class_initfn(ObjectClass *klass, void *data)
+static void pit_class_initfn(ObjectClass *klass, const void *data)
 {
     PITClass *pc = PIT_CLASS(klass);
     PITCommonClass *k = PIT_COMMON_CLASS(klass);

hw/timer/i8254_common.c

@@ -242,7 +242,7 @@ static const Property pit_common_properties[] = {
     DEFINE_PROP_UINT32("iobase", PITCommonState, iobase,  -1),
 };
 
-static void pit_common_class_init(ObjectClass *klass, void *data)
+static void pit_common_class_init(ObjectClass *klass, const void *data)
 {
     DeviceClass *dc = DEVICE_CLASS(klass);
 

hw/timer/ibex_timer.c

@@ -286,7 +286,7 @@ static void ibex_timer_realize(DeviceState *dev, Error **errp)
 }
 
 
-static void ibex_timer_class_init(ObjectClass *klass, void *data)
+static void ibex_timer_class_init(ObjectClass *klass, const void *data)
 {
     DeviceClass *dc = DEVICE_CLASS(klass);
 

hw/timer/imx_epit.c

@@ -427,7 +427,7 @@ static void imx_epit_dev_reset(DeviceState *dev)
     imx_epit_reset(s, true);
 }
 
-static void imx_epit_class_init(ObjectClass *klass, void *data)
+static void imx_epit_class_init(ObjectClass *klass, const void *data)
 {
     DeviceClass *dc  = DEVICE_CLASS(klass);
 

hw/timer/imx_gpt.c

@@ -518,7 +518,7 @@ static void imx_gpt_realize(DeviceState *dev, Error **errp)
     s->timer = ptimer_init(imx_gpt_timeout, s, PTIMER_POLICY_LEGACY);
 }
 
-static void imx_gpt_class_init(ObjectClass *klass, void *data)
+static void imx_gpt_class_init(ObjectClass *klass, const void *data)
 {
     DeviceClass *dc = DEVICE_CLASS(klass);
 

hw/timer/mss-timer.c

@@ -285,7 +285,7 @@ static const Property mss_timer_properties[] = {
                       100 * 1000000),
 };
 
-static void mss_timer_class_init(ObjectClass *klass, void *data)
+static void mss_timer_class_init(ObjectClass *klass, const void *data)
 {
     DeviceClass *dc = DEVICE_CLASS(klass);
 

hw/timer/npcm7xx_timer.c

@@ -689,7 +689,7 @@ static const VMStateDescription vmstate_npcm7xx_timer_ctrl = {
     },
 };
 
-static void npcm7xx_timer_class_init(ObjectClass *klass, void *data)
+static void npcm7xx_timer_class_init(ObjectClass *klass, const void *data)
 {
     ResettableClass *rc = RESETTABLE_CLASS(klass);
     DeviceClass *dc = DEVICE_CLASS(klass);

hw/timer/nrf51_timer.c

@@ -383,7 +383,7 @@ static const Property nrf51_timer_properties[] = {
     DEFINE_PROP_UINT8("id", NRF51TimerState, id, 0),
 };
 
-static void nrf51_timer_class_init(ObjectClass *klass, void *data)
+static void nrf51_timer_class_init(ObjectClass *klass, const void *data)
 {
     DeviceClass *dc = DEVICE_CLASS(klass);
 

hw/timer/pxa2xx_timer.c

@@ -555,7 +555,7 @@ static const Property pxa25x_timer_dev_properties[] = {
                     PXA2XX_TIMER_HAVE_TM4, false),
 };
 
-static void pxa25x_timer_dev_class_init(ObjectClass *klass, void *data)
+static void pxa25x_timer_dev_class_init(ObjectClass *klass, const void *data)
 {
     DeviceClass *dc = DEVICE_CLASS(klass);
 
@@ -570,7 +570,7 @@ static const TypeInfo pxa25x_timer_dev_info = {
     .class_init    = pxa25x_timer_dev_class_init,
 };
 
-static void pxa2xx_timer_class_init(ObjectClass *oc, void *data)
+static void pxa2xx_timer_class_init(ObjectClass *oc, const void *data)
 {
     DeviceClass *dc = DEVICE_CLASS(oc);
 

hw/timer/renesas_cmt.c

@@ -257,7 +257,7 @@ static const Property rcmt_properties[] = {
     DEFINE_PROP_UINT64("input-freq", RCMTState, input_freq, 0),
 };
 
-static void rcmt_class_init(ObjectClass *klass, void *data)
+static void rcmt_class_init(ObjectClass *klass, const void *data)
 {
     DeviceClass *dc = DEVICE_CLASS(klass);
 

hw/timer/renesas_tmr.c

@@ -467,7 +467,7 @@ static const Property rtmr_properties[] = {
     DEFINE_PROP_UINT64("input-freq", RTMRState, input_freq, 0),
 };
 
-static void rtmr_class_init(ObjectClass *klass, void *data)
+static void rtmr_class_init(ObjectClass *klass, const void *data)
 {
     DeviceClass *dc = DEVICE_CLASS(klass);
 

hw/timer/sifive_pwm.c

@@ -441,7 +441,7 @@ static void sifive_pwm_realize(DeviceState *dev, Error **errp)
                   sifive_pwm_interrupt_3, s);
 }
 
-static void sifive_pwm_class_init(ObjectClass *klass, void *data)
+static void sifive_pwm_class_init(ObjectClass *klass, const void *data)
 {
     DeviceClass *dc = DEVICE_CLASS(klass);
 

hw/timer/slavio_timer.c

@@ -424,7 +424,7 @@ static const Property slavio_timer_properties[] = {
     DEFINE_PROP_UINT32("num_cpus",  SLAVIO_TIMERState, num_cpus,  0),
 };
 
-static void slavio_timer_class_init(ObjectClass *klass, void *data)
+static void slavio_timer_class_init(ObjectClass *klass, const void *data)
 {
     DeviceClass *dc = DEVICE_CLASS(klass);
 

hw/timer/sse-counter.c

@@ -448,7 +448,7 @@ static const VMStateDescription sse_counter_vmstate = {
     }
 };
 
-static void sse_counter_class_init(ObjectClass *klass, void *data)
+static void sse_counter_class_init(ObjectClass *klass, const void *data)
 {
     DeviceClass *dc = DEVICE_CLASS(klass);
 

hw/timer/sse-timer.c

@@ -444,7 +444,7 @@ static const Property sse_timer_properties[] = {
     DEFINE_PROP_LINK("counter", SSETimer, counter, TYPE_SSE_COUNTER, SSECounter *),
 };
 
-static void sse_timer_class_init(ObjectClass *klass, void *data)
+static void sse_timer_class_init(ObjectClass *klass, const void *data)
 {
     DeviceClass *dc = DEVICE_CLASS(klass);
 

hw/timer/stellaris-gptm.c

@@ -308,7 +308,7 @@ static void stellaris_gptm_realize(DeviceState *dev, Error **errp)
     s->timer[1] = timer_new_ns(QEMU_CLOCK_VIRTUAL, gptm_tick, &s->opaque[1]);
 }
 
-static void stellaris_gptm_class_init(ObjectClass *klass, void *data)
+static void stellaris_gptm_class_init(ObjectClass *klass, const void *data)
 {
     DeviceClass *dc = DEVICE_CLASS(klass);
 

hw/timer/stm32f2xx_timer.c

@@ -320,7 +320,7 @@ static void stm32f2xx_timer_realize(DeviceState *dev, Error **errp)
     s->timer = timer_new_ns(QEMU_CLOCK_VIRTUAL, stm32f2xx_timer_interrupt, s);
 }
 
-static void stm32f2xx_timer_class_init(ObjectClass *klass, void *data)
+static void stm32f2xx_timer_class_init(ObjectClass *klass, const void *data)
 {
     DeviceClass *dc = DEVICE_CLASS(klass);
 

hw/timer/xilinx_timer.c

@@ -268,7 +268,7 @@ static const Property xilinx_timer_properties[] = {
     DEFINE_PROP_UINT8("one-timer-only", XpsTimerState, one_timer_only, 0),
 };
 
-static void xilinx_timer_class_init(ObjectClass *klass, void *data)
+static void xilinx_timer_class_init(ObjectClass *klass, const void *data)
 {
     DeviceClass *dc = DEVICE_CLASS(klass);