From: Antonio Borneo <antonio.borneo@foss.st.com> To: Thomas Gleixner <tglx@linutronix.de>, Marc Zyngier <maz@kernel.org>, Maxime Coquelin <mcoquelin.stm32@gmail.com>, Alexandre Torgue <alexandre.torgue@foss.st.com>, <linux-kernel@vger.kernel.org>, <linux-stm32@st-md-mailman.stormreply.com>, <linux-arm-kernel@lists.infradead.org> Cc: Pascal Paillet <p.paillet@foss.st.com>, Ludovic Barre <ludovic.barre@foss.st.com>, Loic Pallardy <loic.pallardy@foss.st.com>, Antonio Borneo <antonio.borneo@foss.st.com> Subject: [PATCH 4/7] irqchip/stm32-exti: forward irq_request_resources to parent Date: Tue, 10 May 2022 18:41:20 +0200 [thread overview] Message-ID: <20220510164123.557921-4-antonio.borneo@foss.st.com> (raw) In-Reply-To: <20220510164123.557921-1-antonio.borneo@foss.st.com> From: Pascal Paillet <p.paillet@foss.st.com> Enhance stm32-exti driver to forward request_resources and release_resources_parent operations to parent. Do not use irq_request_resources_parent because it returns an error when the parent does not implement irq_request_resources. Signed-off-by: Pascal Paillet <p.paillet@foss.st.com> Signed-off-by: Antonio Borneo <antonio.borneo@foss.st.com> --- drivers/irqchip/irq-stm32-exti.c | 14 ++++++++++++++ 1 file changed, 14 insertions(+) diff --git a/drivers/irqchip/irq-stm32-exti.c b/drivers/irqchip/irq-stm32-exti.c index c8003f4f0457..3f6d524a87fe 100644 --- a/drivers/irqchip/irq-stm32-exti.c +++ b/drivers/irqchip/irq-stm32-exti.c @@ -550,6 +550,16 @@ static void stm32_exti_h_unmask(struct irq_data *d) irq_chip_unmask_parent(d); } +static int stm32_exti_h_request_resources(struct irq_data *data) +{ + data = data->parent_data; + + if (data->chip->irq_request_resources) + return data->chip->irq_request_resources(data); + + return 0; +} + static int stm32_exti_h_set_type(struct irq_data *d, unsigned int type) { struct stm32_exti_chip_data *chip_data = irq_data_get_irq_chip_data(d); @@ -677,6 +687,8 @@ static struct irq_chip stm32_exti_h_chip = { .irq_eoi = stm32_exti_h_eoi, .irq_mask = stm32_exti_h_mask, .irq_unmask = stm32_exti_h_unmask, + .irq_request_resources = stm32_exti_h_request_resources, + .irq_release_resources = irq_chip_release_resources_parent, .irq_retrigger = stm32_exti_h_retrigger, .irq_set_type = stm32_exti_h_set_type, .irq_set_wake = stm32_exti_h_set_wake, @@ -690,6 +702,8 @@ static struct irq_chip stm32_exti_h_chip_direct = { .irq_ack = irq_chip_ack_parent, .irq_mask = stm32_exti_h_mask, .irq_unmask = stm32_exti_h_unmask, + .irq_request_resources = stm32_exti_h_request_resources, + .irq_release_resources = irq_chip_release_resources_parent, .irq_retrigger = irq_chip_retrigger_hierarchy, .irq_set_type = irq_chip_set_type_parent, .irq_set_wake = stm32_exti_h_set_wake, -- 2.36.0
WARNING: multiple messages have this Message-ID (diff)
From: Antonio Borneo <antonio.borneo@foss.st.com> To: Thomas Gleixner <tglx@linutronix.de>, Marc Zyngier <maz@kernel.org>, Maxime Coquelin <mcoquelin.stm32@gmail.com>, Alexandre Torgue <alexandre.torgue@foss.st.com>, <linux-kernel@vger.kernel.org>, <linux-stm32@st-md-mailman.stormreply.com>, <linux-arm-kernel@lists.infradead.org> Cc: Pascal Paillet <p.paillet@foss.st.com>, Ludovic Barre <ludovic.barre@foss.st.com>, Loic Pallardy <loic.pallardy@foss.st.com>, Antonio Borneo <antonio.borneo@foss.st.com> Subject: [PATCH 4/7] irqchip/stm32-exti: forward irq_request_resources to parent Date: Tue, 10 May 2022 18:41:20 +0200 [thread overview] Message-ID: <20220510164123.557921-4-antonio.borneo@foss.st.com> (raw) In-Reply-To: <20220510164123.557921-1-antonio.borneo@foss.st.com> From: Pascal Paillet <p.paillet@foss.st.com> Enhance stm32-exti driver to forward request_resources and release_resources_parent operations to parent. Do not use irq_request_resources_parent because it returns an error when the parent does not implement irq_request_resources. Signed-off-by: Pascal Paillet <p.paillet@foss.st.com> Signed-off-by: Antonio Borneo <antonio.borneo@foss.st.com> --- drivers/irqchip/irq-stm32-exti.c | 14 ++++++++++++++ 1 file changed, 14 insertions(+) diff --git a/drivers/irqchip/irq-stm32-exti.c b/drivers/irqchip/irq-stm32-exti.c index c8003f4f0457..3f6d524a87fe 100644 --- a/drivers/irqchip/irq-stm32-exti.c +++ b/drivers/irqchip/irq-stm32-exti.c @@ -550,6 +550,16 @@ static void stm32_exti_h_unmask(struct irq_data *d) irq_chip_unmask_parent(d); } +static int stm32_exti_h_request_resources(struct irq_data *data) +{ + data = data->parent_data; + + if (data->chip->irq_request_resources) + return data->chip->irq_request_resources(data); + + return 0; +} + static int stm32_exti_h_set_type(struct irq_data *d, unsigned int type) { struct stm32_exti_chip_data *chip_data = irq_data_get_irq_chip_data(d); @@ -677,6 +687,8 @@ static struct irq_chip stm32_exti_h_chip = { .irq_eoi = stm32_exti_h_eoi, .irq_mask = stm32_exti_h_mask, .irq_unmask = stm32_exti_h_unmask, + .irq_request_resources = stm32_exti_h_request_resources, + .irq_release_resources = irq_chip_release_resources_parent, .irq_retrigger = stm32_exti_h_retrigger, .irq_set_type = stm32_exti_h_set_type, .irq_set_wake = stm32_exti_h_set_wake, @@ -690,6 +702,8 @@ static struct irq_chip stm32_exti_h_chip_direct = { .irq_ack = irq_chip_ack_parent, .irq_mask = stm32_exti_h_mask, .irq_unmask = stm32_exti_h_unmask, + .irq_request_resources = stm32_exti_h_request_resources, + .irq_release_resources = irq_chip_release_resources_parent, .irq_retrigger = irq_chip_retrigger_hierarchy, .irq_set_type = irq_chip_set_type_parent, .irq_set_wake = stm32_exti_h_set_wake, -- 2.36.0 _______________________________________________ linux-arm-kernel mailing list linux-arm-kernel@lists.infradead.org http://lists.infradead.org/mailman/listinfo/linux-arm-kernel
next prev parent reply other threads:[~2022-05-10 16:43 UTC|newest] Thread overview: 51+ messages / expand[flat|nested] mbox.gz Atom feed top 2022-05-10 16:41 [PATCH 1/7] irqchip/stm32-exti: set_affinity return IRQ_SET_MASK_OK_DONE if no parent Antonio Borneo 2022-05-10 16:41 ` Antonio Borneo 2022-05-10 16:41 ` [PATCH 2/7] irqchip/stm32-exti: manage IMR at each mask/unmask for direct event Antonio Borneo 2022-05-10 16:41 ` Antonio Borneo 2022-05-11 8:04 ` Marc Zyngier 2022-05-11 8:04 ` Marc Zyngier 2022-05-10 16:41 ` [PATCH 3/7] irqchip/stm32-exti: remove EMR register access for stm32mp15 Antonio Borneo 2022-05-10 16:41 ` Antonio Borneo 2022-05-10 18:38 ` Marc Zyngier 2022-05-10 18:38 ` Marc Zyngier 2022-05-10 16:41 ` Antonio Borneo [this message] 2022-05-10 16:41 ` [PATCH 4/7] irqchip/stm32-exti: forward irq_request_resources to parent Antonio Borneo 2022-05-10 18:44 ` Marc Zyngier 2022-05-10 18:44 ` Marc Zyngier 2022-05-11 14:55 ` Antonio Borneo 2022-05-11 14:55 ` Antonio Borneo 2022-05-12 10:04 ` Marc Zyngier 2022-05-10 16:41 ` [PATCH 5/7] irqchip/stm32-exti: prevent illegal read due to unbounded DT value Antonio Borneo 2022-05-10 16:41 ` Antonio Borneo 2022-05-10 16:41 ` [PATCH 6/7] irqchip/stm32-exti: read event trigger type from event_trg register Antonio Borneo 2022-05-10 16:41 ` Antonio Borneo 2022-05-10 16:41 ` [PATCH 7/7] irqchip/stm32-exti: simplify irq description table Antonio Borneo 2022-05-10 16:41 ` Antonio Borneo 2022-05-10 18:34 ` [PATCH 1/7] irqchip/stm32-exti: set_affinity return IRQ_SET_MASK_OK_DONE if no parent Marc Zyngier 2022-05-10 18:34 ` Marc Zyngier 2022-05-11 6:39 ` Antonio Borneo 2022-05-11 6:39 ` Antonio Borneo 2022-05-11 8:09 ` Marc Zyngier 2022-05-11 8:09 ` Marc Zyngier 2022-06-06 16:27 ` [PATCH v2 0/6] irqchip/stm32-exti: Fixes and simplifications Antonio Borneo 2022-06-06 16:27 ` Antonio Borneo 2022-07-04 12:56 ` Antonio Borneo 2022-07-04 12:56 ` Antonio Borneo 2022-06-06 16:27 ` [PATCH v2 1/6] irqchip/stm32-exti: Fix irq_set_affinity return value Antonio Borneo 2022-06-06 16:27 ` Antonio Borneo 2022-07-07 8:15 ` [irqchip: irq/irqchip-next] " irqchip-bot for Ludovic Barre 2022-06-06 16:27 ` [PATCH v2 2/6] irqchip/stm32-exti: Fix irq_mask/irq_unmask for direct events Antonio Borneo 2022-06-06 16:27 ` Antonio Borneo 2022-07-07 8:15 ` [irqchip: irq/irqchip-next] " irqchip-bot for Loic Pallardy 2022-06-06 16:27 ` [PATCH v2 3/6] irqchip/stm32-exti: Prevent illegal read due to unbounded DT value Antonio Borneo 2022-06-06 16:27 ` Antonio Borneo 2022-07-07 8:15 ` [irqchip: irq/irqchip-next] " irqchip-bot for Antonio Borneo 2022-06-06 16:27 ` [PATCH v2 4/6] irqchip/stm32-exti: Tag emr register as undefined for stm32mp15 Antonio Borneo 2022-06-06 16:27 ` Antonio Borneo 2022-07-07 8:15 ` [irqchip: irq/irqchip-next] " irqchip-bot for Alexandre Torgue 2022-06-06 16:27 ` [PATCH v2 5/6] irqchip/stm32-exti: Read event trigger type from event_trg register Antonio Borneo 2022-06-06 16:27 ` Antonio Borneo 2022-07-07 8:15 ` [irqchip: irq/irqchip-next] " irqchip-bot for Antonio Borneo 2022-06-06 16:27 ` [PATCH v2 6/6] irqchip/stm32-exti: Simplify irq description table Antonio Borneo 2022-06-06 16:27 ` Antonio Borneo 2022-07-07 8:15 ` [irqchip: irq/irqchip-next] " irqchip-bot for Antonio Borneo
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