> From: Andy Shevchenko <andriy.shevchenko@xxxxxxxxxxxxxxx> > Sent: Friday, December 16, 2022 3:09 PM > To: Tharunkumar Pasumarthi - I67821 > <Tharunkumar.Pasumarthi@xxxxxxxxxxxxx> > Subject: Re: [PATCH v9 tty-next 2/4] serial: 8250_pci1xxxx: Add driver for > quad-uart support > > > From this sequence, it seemed like, kernel takes care of freeing irq > > and calling pci_free_irq_vectors is not required. > > Technically you are correct, but... read this discussion, and pay attention to > what Christoph said there: > > https://lore.kernel.org/linux-serial/0250c46e-da6c-71f3-50ae- > b7c17fd0bd2c@xxxxxxxxxxx/ Okay, got it. Will use pci_free_irq_vectors. Also, do you suggest using pci_enable_device instead of pcim_enable_device (to maintain consistency of using non managed APIs throughout driver)? Thanks, Tharun Kumar P