diff options
| author | Bartosz Golaszewski <bgolaszewski@baylibre.com> | 2021-03-01 15:26:59 +0100 |
|---|---|---|
| committer | Thomas Gleixner <tglx@linutronix.de> | 2021-03-30 13:21:27 +0200 |
| commit | 883ccef355b910398b99dfaf96d40557479a7e9b (patch) | |
| tree | 5b2758a4ed190251a7a34f731131e065a2c5e558 /kernel/irq/irq_sim.c | |
| parent | drm/i915: Use tasklet_unlock_spin_wait() in __tasklet_disable_sync_once() (diff) | |
| download | linux-883ccef355b910398b99dfaf96d40557479a7e9b.tar.xz linux-883ccef355b910398b99dfaf96d40557479a7e9b.zip | |
genirq/irq_sim: Shrink devm_irq_domain_create_sim()
The custom devres structure manages only a single pointer which can
can be achieved by using devm_add_action_or_reset() as well which
makes the code simpler.
[ tglx: Fixed return value handling - found by smatch ]
Signed-off-by: Bartosz Golaszewski <bgolaszewski@baylibre.com>
Signed-off-by: Thomas Gleixner <tglx@linutronix.de>
Link: https://lore.kernel.org/r/20210301142659.8971-1-brgl@bgdev.pl
Diffstat (limited to 'kernel/irq/irq_sim.c')
| -rw-r--r-- | kernel/irq/irq_sim.c | 31 |
1 files changed, 12 insertions, 19 deletions
diff --git a/kernel/irq/irq_sim.c b/kernel/irq/irq_sim.c index 48006608baf0..6e935d4d1ec5 100644 --- a/kernel/irq/irq_sim.c +++ b/kernel/irq/irq_sim.c @@ -24,10 +24,6 @@ struct irq_sim_irq_ctx { struct irq_sim_work_ctx *work_ctx; }; -struct irq_sim_devres { - struct irq_domain *domain; -}; - static void irq_sim_irqmask(struct irq_data *data) { struct irq_sim_irq_ctx *irq_ctx = irq_data_get_irq_chip_data(data); @@ -216,11 +212,11 @@ void irq_domain_remove_sim(struct irq_domain *domain) } EXPORT_SYMBOL_GPL(irq_domain_remove_sim); -static void devm_irq_domain_release_sim(struct device *dev, void *res) +static void devm_irq_domain_remove_sim(void *data) { - struct irq_sim_devres *this = res; + struct irq_domain *domain = data; - irq_domain_remove_sim(this->domain); + irq_domain_remove_sim(domain); } /** @@ -238,20 +234,17 @@ struct irq_domain *devm_irq_domain_create_sim(struct device *dev, struct fwnode_handle *fwnode, unsigned int num_irqs) { - struct irq_sim_devres *dr; + struct irq_domain *domain; + int ret; - dr = devres_alloc(devm_irq_domain_release_sim, - sizeof(*dr), GFP_KERNEL); - if (!dr) - return ERR_PTR(-ENOMEM); + domain = irq_domain_create_sim(fwnode, num_irqs); + if (IS_ERR(domain)) + return domain; - dr->domain = irq_domain_create_sim(fwnode, num_irqs); - if (IS_ERR(dr->domain)) { - devres_free(dr); - return dr->domain; - } + ret = devm_add_action_or_reset(dev, devm_irq_domain_remove_sim, domain); + if (ret) + return ERR_PTR(ret); - devres_add(dev, dr); - return dr->domain; + return domain; } EXPORT_SYMBOL_GPL(devm_irq_domain_create_sim); |