From e3d6bfdfc0aeb8c1d7965413b1050ec07f9761e5 Mon Sep 17 00:00:00 2001 From: Lorenzo Bianconi Date: Thu, 1 Aug 2024 16:35:07 +0200 Subject: [PATCH 5/8] net: airoha: Use qdma pointer as private structure in airoha_irq_handler routine This is a preliminary patch to support multi-QDMA controllers. Signed-off-by: Lorenzo Bianconi Link: https://patch.msgid.link/1e40c3cb973881c0eb3c3c247c78550da62054ab.1722522582.git.lorenzo@kernel.org Signed-off-by: Jakub Kicinski --- drivers/net/ethernet/mediatek/airoha_eth.c | 7 +++---- 1 file changed, 3 insertions(+), 4 deletions(-) --- a/drivers/net/ethernet/mediatek/airoha_eth.c +++ b/drivers/net/ethernet/mediatek/airoha_eth.c @@ -1974,8 +1974,7 @@ static int airoha_qdma_hw_init(struct ai static irqreturn_t airoha_irq_handler(int irq, void *dev_instance) { - struct airoha_eth *eth = dev_instance; - struct airoha_qdma *qdma = ð->qdma[0]; + struct airoha_qdma *qdma = dev_instance; u32 intr[ARRAY_SIZE(qdma->irqmask)]; int i; @@ -1985,7 +1984,7 @@ static irqreturn_t airoha_irq_handler(in airoha_qdma_wr(qdma, REG_INT_STATUS(i), intr[i]); } - if (!test_bit(DEV_STATE_INITIALIZED, ð->state)) + if (!test_bit(DEV_STATE_INITIALIZED, &qdma->eth->state)) return IRQ_NONE; if (intr[1] & RX_DONE_INT_MASK) { @@ -2038,7 +2037,7 @@ static int airoha_qdma_init(struct platf return qdma->irq; err = devm_request_irq(eth->dev, qdma->irq, airoha_irq_handler, - IRQF_SHARED, KBUILD_MODNAME, eth); + IRQF_SHARED, KBUILD_MODNAME, qdma); if (err) return err;