From mboxrd@z Thu Jan 1 00:00:00 1970 From: tj@kernel.org (Tejun Heo) Date: Wed, 3 Jun 2015 14:39:05 +0900 Subject: [PATCH v4 2/3] ahci: Store irq number in struct ahci_host_priv In-Reply-To: <1433073319-13796-3-git-send-email-rric@kernel.org> References: <1433073319-13796-1-git-send-email-rric@kernel.org> <1433073319-13796-3-git-send-email-rric@kernel.org> Message-ID: <20150603053905.GC20091@mtj.duckdns.org> To: linux-arm-kernel@lists.infradead.org List-Id: linux-arm-kernel.lists.infradead.org On Sun, May 31, 2015 at 01:55:18PM +0200, Robert Richter wrote: > From: Robert Richter > > Currently, ahci supports only msi and intx. To also support msix the > handling of the irq number need to be changed. The irq number for msix > devices is taken from msi_list instead of pci_dev. Thus, the irq > number of a device needs to be stored in struct ahci_host_priv now. > This allows the host controller to be activated in a generic way. > > This change is only intended for ahci drivers. For that reason the irq > number is stored in struct ahci_host_priv used only by ahci drivers. > Thus, the ABI changes only for ahci_host_activate(), but existing ata > drivers (about 50) are unaffected and keep unchanged. All users of > ahci_host_activate() have been updated. > > While touching drivers/ata/libahci.c, doing a small code cleanup in > ahci_port_start(). > > Signed-off-by: Robert Richter Applied 1-2 to libata/for-4.2. Thanks. -- tejun