Commit 03b7ca3e authored by Lorenzo Bianconi's avatar Lorenzo Bianconi Committed by Jakub Kicinski
Browse files

net: airoha: npu: Add wlan irq management callbacks 



Introduce callbacks used by the MT76 driver to configure NPU SoC
interrupts. This is a preliminary patch to enable wlan flowtable
offload for EN7581 SoC with MT76 driver.

Reviewed-by: default avatarSimon Horman <horms@kernel.org>
Signed-off-by: default avatarLorenzo Bianconi <lorenzo@kernel.org>
Link: https://patch.msgid.link/20250811-airoha-en7581-wlan-offlaod-v7-4-58823603bb4e@kernel.org


Signed-off-by: default avatarJakub Kicinski <kuba@kernel.org>
parent f97fc661

drivers/net/ethernet/airoha/airoha_npu.c

+27 −0
Original line number Diff line number Diff line
@@ -520,6 +520,29 @@ static u32 airoha_npu_wlan_queue_addr_get(struct airoha_npu *npu, int qid, 
	return REG_RX_BASE(qid);

}



static void airoha_npu_wlan_irq_status_set(struct airoha_npu *npu, u32 val)

{

	regmap_write(npu->regmap, REG_IRQ_STATUS, val);

}



static u32 airoha_npu_wlan_irq_status_get(struct airoha_npu *npu, int q)

{

	u32 val;



	regmap_read(npu->regmap, REG_IRQ_STATUS, &val);

	return val;

}



static void airoha_npu_wlan_irq_enable(struct airoha_npu *npu, int q)

{

	regmap_set_bits(npu->regmap, REG_IRQ_RXDONE(q), NPU_IRQ_RX_MASK(q));

}



static void airoha_npu_wlan_irq_disable(struct airoha_npu *npu, int q)

{

	regmap_clear_bits(npu->regmap, REG_IRQ_RXDONE(q), NPU_IRQ_RX_MASK(q));

}



struct airoha_npu *airoha_npu_get(struct device *dev, dma_addr_t *stats_addr)

{

	struct platform_device *pdev;
@@ -627,6 +650,10 @@ static int airoha_npu_probe(struct platform_device *pdev) 
	npu->ops.wlan_send_msg = airoha_npu_wlan_msg_send;

	npu->ops.wlan_get_msg = airoha_npu_wlan_msg_get;

	npu->ops.wlan_get_queue_addr = airoha_npu_wlan_queue_addr_get;

	npu->ops.wlan_set_irq_status = airoha_npu_wlan_irq_status_set;

	npu->ops.wlan_get_irq_status = airoha_npu_wlan_irq_status_get;

	npu->ops.wlan_enable_irq = airoha_npu_wlan_irq_enable;

	npu->ops.wlan_disable_irq = airoha_npu_wlan_irq_disable;



	npu->regmap = devm_regmap_init_mmio(dev, base, &regmap_config);

	if (IS_ERR(npu->regmap))

drivers/net/ethernet/airoha/airoha_npu.h

+4 −0
Original line number Diff line number Diff line
@@ -89,6 +89,10 @@ struct airoha_npu { 
				    void *data, int data_len, gfp_t gfp);

		u32 (*wlan_get_queue_addr)(struct airoha_npu *npu, int qid,

					   bool xmit);

		void (*wlan_set_irq_status)(struct airoha_npu *npu, u32 val);

		u32 (*wlan_get_irq_status)(struct airoha_npu *npu, int q);

		void (*wlan_enable_irq)(struct airoha_npu *npu, int q);

		void (*wlan_disable_irq)(struct airoha_npu *npu, int q);

	} ops;

};