Hi Zhao Qiang, Same comment as previous patch regarding the subject line.
On Tue, Jul 05, 2016 at 09:46:59AM +0800, Zhao Qiang wrote: > there are init_qe_ic_sysfs and qeic_of_init, refactor > them. Same comment from previous patch about commit log. > > Signed-off-by: Zhao Qiang <qiang.z...@nxp.com> > --- > drivers/irqchip/qe_ic.c | 83 > +++++++++++++++++++++++++--------------------- > include/soc/fsl/qe/qe_ic.h | 7 ---- > 2 files changed, 45 insertions(+), 45 deletions(-) > > diff --git a/drivers/irqchip/qe_ic.c b/drivers/irqchip/qe_ic.c > index f7f9a81..46652c0 100644 > --- a/drivers/irqchip/qe_ic.c > +++ b/drivers/irqchip/qe_ic.c > @@ -317,27 +317,35 @@ unsigned int qe_ic_get_high_irq(struct qe_ic *qe_ic) > return irq_linear_revmap(qe_ic->irqhost, irq); > } > > -void __init qe_ic_init(struct device_node *node, unsigned int flags, > - void (*low_handler)(struct irq_desc *desc), > - void (*high_handler)(struct irq_desc *desc)) > +static int __init qe_ic_init(unsigned int flags) > { > + struct device_node *node; > struct qe_ic *qe_ic; > struct resource res; > - u32 temp = 0, ret, high_active = 0; > + u32 temp = 0, high_active = 0; > + int ret = 0; > + > + node = of_find_compatible_node(NULL, NULL, "fsl,qe-ic"); > + if (!node) > + return -ENODEV; > > ret = of_address_to_resource(node, 0, &res); > - if (ret) > - return; > + if (ret) { > + ret = -ENODEV; > + goto err_put_node; > + } > > qe_ic = kzalloc(sizeof(*qe_ic), GFP_KERNEL); > - if (qe_ic == NULL) > - return; > + if (qe_ic == NULL) { > + ret = -ENOMEM; > + goto err_put_node; > + } > > qe_ic->irqhost = irq_domain_add_linear(node, NR_QE_IC_INTS, > &qe_ic_host_ops, qe_ic); > if (qe_ic->irqhost == NULL) { > - kfree(qe_ic); > - return; > + ret = -ENOMEM; > + goto err_free_qe_ic; > } > > qe_ic->regs = ioremap(res.start, resource_size(&res)); > @@ -348,9 +356,9 @@ void __init qe_ic_init(struct device_node *node, unsigned > int flags, > qe_ic->virq_low = irq_of_parse_and_map(node, 1); > > if (qe_ic->virq_low == NO_IRQ) { > - printk(KERN_ERR "Failed to map QE_IC low IRQ\n"); > - kfree(qe_ic); > - return; > + pr_err("Failed to map QE_IC low IRQ\n"); > + ret = -ENOMEM; > + goto err_domain_remove; > } > > /* default priority scheme is grouped. If spread mode is */ > @@ -377,13 +385,23 @@ void __init qe_ic_init(struct device_node *node, > unsigned int flags, > qe_ic_write(qe_ic->regs, QEIC_CICR, temp); > > irq_set_handler_data(qe_ic->virq_low, qe_ic); > - irq_set_chained_handler(qe_ic->virq_low, low_handler); > + irq_set_chained_handler(qe_ic->virq_low, qe_ic_cascade_low_mpic); > > if (qe_ic->virq_high != NO_IRQ && > qe_ic->virq_high != qe_ic->virq_low) { > irq_set_handler_data(qe_ic->virq_high, qe_ic); > - irq_set_chained_handler(qe_ic->virq_high, high_handler); > + irq_set_chained_handler(qe_ic->virq_high, > + qe_ic_cascade_high_mpic); > } > + return ret; of_node_put(node)? Explicitly return success? > + > +err_domain_remove: > + irq_domain_remove(qe_ic->irqhost); > +err_free_qe_ic: > + kfree(qe_ic); > +err_put_node: > + of_node_put(node); > + return ret; > } > > void qe_ic_set_highest_priority(unsigned int virq, int high) > @@ -490,37 +508,26 @@ static struct device device_qe_ic = { > .bus = &qe_ic_subsys, > }; > > -static int __init init_qe_ic_sysfs(void) > +static int __init init_qe_ic(void) > { > - int rc; > + int ret; > > - printk(KERN_DEBUG "Registering qe_ic with sysfs...\n"); > + ret = qe_ic_init(0); Sorry, build machine is down atm. How was qe_ic_init() called previously? Is that removed? > + if (ret) > + return ret; > > - rc = subsys_system_register(&qe_ic_subsys, NULL); > - if (rc) { > - printk(KERN_ERR "Failed registering qe_ic sys class\n"); > + ret = subsys_system_register(&qe_ic_subsys, NULL); > + if (ret) { > + pr_err("Failed registering qe_ic sys class\n"); > return -ENODEV; > } > - rc = device_register(&device_qe_ic); > - if (rc) { > - printk(KERN_ERR "Failed registering qe_ic sys device\n"); > + ret = device_register(&device_qe_ic); > + if (ret) { > + pr_err("Failed registering qe_ic sys device\n"); > return -ENODEV; > } > - return 0; > -} > > -static int __init qeic_of_init(void) > -{ > - struct device_node *np; > - > - np = of_find_compatible_node(NULL, NULL, "fsl,qe-ic"); > - if (np) { > - qe_ic_init(np, 0, qe_ic_cascade_low_mpic, > - qe_ic_cascade_high_mpic); > - of_node_put(np); > - } > return 0; > } > > -subsys_initcall(qeic_of_init); > -subsys_initcall(init_qe_ic_sysfs); > +subsys_initcall(init_qe_ic); > diff --git a/include/soc/fsl/qe/qe_ic.h b/include/soc/fsl/qe/qe_ic.h > index 1e155ca..6113699 100644 > --- a/include/soc/fsl/qe/qe_ic.h > +++ b/include/soc/fsl/qe/qe_ic.h > @@ -58,16 +58,9 @@ enum qe_ic_grp_id { > }; > > #ifdef CONFIG_QUICC_ENGINE > -void qe_ic_init(struct device_node *node, unsigned int flags, > - void (*low_handler)(struct irq_desc *desc), > - void (*high_handler)(struct irq_desc *desc)); > unsigned int qe_ic_get_low_irq(struct qe_ic *qe_ic); > unsigned int qe_ic_get_high_irq(struct qe_ic *qe_ic); > #else > -static inline void qe_ic_init(struct device_node *node, unsigned int flags, > - void (*low_handler)(struct irq_desc *desc), > - void (*high_handler)(struct irq_desc *desc)) > -{} > static inline unsigned int qe_ic_get_low_irq(struct qe_ic *qe_ic) > { return 0; } > static inline unsigned int qe_ic_get_high_irq(struct qe_ic *qe_ic) thx, Jason. > -- > 2.1.0.27.g96db324 >