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Date: Tue, 4 Feb 2014 20:32:12 +0200 From: Kalle Valo <kvalo@....qualcomm.com> To: Alexander Gordeev <agordeev@...hat.com> CC: <linux-kernel@...r.kernel.org>, <linux-pci@...r.kernel.org>, <linux-wireless@...r.kernel.org>, <ath10k@...ts.infradead.org> Subject: Re: [PATCH 1/3] ath10k: Get rid of superfluous call to pci_disable_msi() Alexander Gordeev <agordeev@...hat.com> writes: > Signed-off-by: Alexander Gordeev <agordeev@...hat.com> > --- > drivers/net/wireless/ath/ath10k/pci.c | 2 -- > 1 files changed, 0 insertions(+), 2 deletions(-) > > diff --git a/drivers/net/wireless/ath/ath10k/pci.c b/drivers/net/wireless/ath/ath10k/pci.c > index 29fd197..6525e1f 100644 > --- a/drivers/net/wireless/ath/ath10k/pci.c > +++ b/drivers/net/wireless/ath/ath10k/pci.c > @@ -2414,8 +2414,6 @@ static int ath10k_pci_init_irq(struct ath10k *ar) > ret = pci_enable_msi_block(ar_pci->pdev, ar_pci->num_msi_intrs); > if (ret == 0) > return 0; > - if (ret > 0) > - pci_disable_msi(ar_pci->pdev); I don't understand how this is superfluous. When I read the documentation for pci_enable_msi_block() it states that if it can't allocate all requests, it will return the number requests it could allocate. And in that case we want to fall back other modes. Am I missing something? -- Kalle Valo -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@...r.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
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