linux-pci.vger.kernel.org archive mirror
 help / color / mirror / Atom feed
From: Yongji Xie <xyjxie@linux.vnet.ibm.com>
To: kvm@vger.kernel.org, linux-kernel@vger.kernel.org,
	linux-pci@vger.kernel.org, linuxppc-dev@lists.ozlabs.org,
	linux-doc@vger.kernel.org
Cc: bhelgaas@google.com, corbet@lwn.net, aik@ozlabs.ru,
	alex.williamson@redhat.com, benh@kernel.crashing.org,
	paulus@samba.org, mpe@ellerman.id.au, warrier@linux.vnet.ibm.com,
	zhong@linux.vnet.ibm.com, nikunj@linux.vnet.ibm.com,
	Yongji Xie <xyjxie@linux.vnet.ibm.com>
Subject: [RFC PATCH v3 4/5] powerpc/powernv/pci-ioda: Enable msi_filtered bit for any IODA host bridge
Date: Fri, 15 Jan 2016 15:06:13 +0800	[thread overview]
Message-ID: <1452841574-2781-5-git-send-email-xyjxie@linux.vnet.ibm.com> (raw)
In-Reply-To: <1452841574-2781-1-git-send-email-xyjxie@linux.vnet.ibm.com>

This patch enables msi_filtered bit for any IODA host bridge.

Signed-off-by: Yongji Xie <xyjxie@linux.vnet.ibm.com>
---
 arch/powerpc/platforms/powernv/pci-ioda.c |    6 ++++++
 1 file changed, 6 insertions(+)

diff --git a/arch/powerpc/platforms/powernv/pci-ioda.c b/arch/powerpc/platforms/powernv/pci-ioda.c
index 414fd1a..689f0dc 100644
--- a/arch/powerpc/platforms/powernv/pci-ioda.c
+++ b/arch/powerpc/platforms/powernv/pci-ioda.c
@@ -2934,6 +2934,11 @@ static void pnv_pci_ioda_fixup(void)
 #endif
 }
 
+static void pnv_pci_ioda_fixup_phb(struct pci_controller *hose)
+{
+	to_pci_host_bridge(hose->bus->bridge)->msi_filtered = 1;
+}
+
 /*
  * Returns the alignment for I/O or memory windows for P2P
  * bridges. That actually depends on how PEs are segmented.
@@ -3201,6 +3206,7 @@ static void __init pnv_pci_init_ioda_phb(struct device_node *np,
 	 * the child P2P bridges) can form individual PE.
 	 */
 	ppc_md.pcibios_fixup = pnv_pci_ioda_fixup;
+	ppc_md.pcibios_fixup_phb = pnv_pci_ioda_fixup_phb;
 	hose->controller_ops = pnv_pci_ioda_controller_ops;
 
 #ifdef CONFIG_PCI_IOV
-- 
1.7.9.5


  parent reply	other threads:[~2016-01-15  7:09 UTC|newest]

Thread overview: 19+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2016-01-15  7:06 [RFC PATCH v3 0/5] vfio-pci: Allow to mmap sub-page MMIO BARs and MSI-X table on PPC64 platform Yongji Xie
2016-01-15  7:06 ` [RFC PATCH v3 1/5] PCI: Add support for enforcing all MMIO BARs to be page aligned Yongji Xie
2016-01-28 22:46   ` Alex Williamson
2016-01-29 10:37     ` Yongji Xie
2016-01-29 19:01       ` Alex Williamson
2016-02-01  8:50         ` Yongji Xie
2016-01-15  7:06 ` [RFC PATCH v3 2/5] vfio-pci: Allow to mmap sub-page MMIO BARs if the mmio page is exclusive Yongji Xie
2016-01-15  7:06 ` [RFC PATCH v3 3/5] PCI: Add host bridge attribute to indicate filtering of MSIs is supported Yongji Xie
2016-01-15 17:24   ` David Laight
2016-01-20  9:41     ` Yongji Xie
2016-01-28 22:46   ` Alex Williamson
2016-01-29 10:40     ` Yongji Xie
2016-01-29 19:05       ` Alex Williamson
2016-02-01  9:13         ` Yongji Xie
2016-01-15  7:06 ` Yongji Xie [this message]
2016-01-15  7:06 ` [RFC PATCH v3 5/5] vfio-pci: Allow to mmap MSI-X table if host bridge supports filtering of MSIs Yongji Xie
2016-01-28 22:46   ` Alex Williamson
2016-01-29 10:42     ` Yongji Xie
2016-01-28 10:01 ` [RFC PATCH v3 0/5] vfio-pci: Allow to mmap sub-page MMIO BARs and MSI-X table on PPC64 platform Yongji Xie

Reply instructions:

You may reply publicly to this message via plain-text email
using any one of the following methods:

* Save the following mbox file, import it into your mail client,
  and reply-to-all from there: mbox

  Avoid top-posting and favor interleaved quoting:
  https://en.wikipedia.org/wiki/Posting_style#Interleaved_style

* Reply using the --to, --cc, and --in-reply-to
  switches of git-send-email(1):

  git send-email \
    --in-reply-to=1452841574-2781-5-git-send-email-xyjxie@linux.vnet.ibm.com \
    --to=xyjxie@linux.vnet.ibm.com \
    --cc=aik@ozlabs.ru \
    --cc=alex.williamson@redhat.com \
    --cc=benh@kernel.crashing.org \
    --cc=bhelgaas@google.com \
    --cc=corbet@lwn.net \
    --cc=kvm@vger.kernel.org \
    --cc=linux-doc@vger.kernel.org \
    --cc=linux-kernel@vger.kernel.org \
    --cc=linux-pci@vger.kernel.org \
    --cc=linuxppc-dev@lists.ozlabs.org \
    --cc=mpe@ellerman.id.au \
    --cc=nikunj@linux.vnet.ibm.com \
    --cc=paulus@samba.org \
    --cc=warrier@linux.vnet.ibm.com \
    --cc=zhong@linux.vnet.ibm.com \
    /path/to/YOUR_REPLY

  https://kernel.org/pub/software/scm/git/docs/git-send-email.html

* If your mail client supports setting the In-Reply-To header
  via mailto: links, try the mailto: link
Be sure your reply has a Subject: header at the top and a blank line before the message body.
This is a public inbox, see mirroring instructions
for how to clone and mirror all data and code used for this inbox;
as well as URLs for NNTP newsgroup(s).