diff mbox series

[v3,06/13] pci: make PCI_SBDF3 return a pci_sbdf_t

Message ID 20190607092232.83179-7-roger.pau@citrix.com (mailing list archive)
State Superseded
Headers show
Series pci: expand usage of pci_sbdf_t | expand

Commit Message

Roger Pau Monné June 7, 2019, 9:22 a.m. UTC 
And fix it's callers.

Signed-off-by: Roger Pau Monné <roger.pau@citrix.com>
---
Cc: Andrew Cooper <andrew.cooper3@citrix.com>
Cc: George Dunlap <George.Dunlap@eu.citrix.com>
Cc: Ian Jackson <ian.jackson@eu.citrix.com>
Cc: Jan Beulich <jbeulich@suse.com>
Cc: Julien Grall <julien.grall@arm.com>
Cc: Konrad Rzeszutek Wilk <konrad.wilk@oracle.com>
Cc: Stefano Stabellini <sstabellini@kernel.org>
Cc: Tim Deegan <tim@xen.org>
Cc: Wei Liu <wl@xen.org>
---
 xen/common/compat/memory.c    | 4 ++--
 xen/common/memory.c           | 4 ++--
 xen/drivers/passthrough/pci.c | 4 +---
 xen/include/xen/pci.h         | 3 ++-
 4 files changed, 7 insertions(+), 8 deletions(-)

Comments

Jan Beulich June 7, 2019, 1:39 p.m. UTC | #1 
>>> On 07.06.19 at 11:22, <roger.pau@citrix.com> wrote:
> And fix it's callers.
> 
> Signed-off-by: Roger Pau Monné <roger.pau@citrix.com>

Same remarks as for patch 4 and 5 and then yet another time
Acked-by: Jan Beulich <jbeulich@suse.com>

Thinking about it, "caller" isn't exactly the right term here either,
the macro only looks to be function-like, but doesn't really mimic
a function. But perhaps that's just me ...

Jan
diff mbox series

Patch

diff --git a/xen/common/compat/memory.c b/xen/common/compat/memory.c
index 13fd64ddf5..2eb79efa65 100644
--- a/xen/common/compat/memory.c
+++ b/xen/common/compat/memory.c
@@ -27,8 +27,8 @@  static int get_reserved_device_memory(xen_pfn_t start, xen_ulong_t nr,
                                       u32 id, void *ctxt)
 {
     struct get_reserved_device_memory *grdm = ctxt;
-    u32 sbdf = PCI_SBDF3(grdm->map.dev.pci.seg, grdm->map.dev.pci.bus,
-                         grdm->map.dev.pci.devfn);
+    uint32_t sbdf = PCI_SBDF3(grdm->map.dev.pci.seg, grdm->map.dev.pci.bus,
+                              grdm->map.dev.pci.devfn).sbdf;
 
     if ( !(grdm->map.flags & XENMEM_RDM_ALL) && (sbdf != id) )
         return 0;
diff --git a/xen/common/memory.c b/xen/common/memory.c
index b8be19a890..03db7bfa9e 100644
--- a/xen/common/memory.c
+++ b/xen/common/memory.c
@@ -968,8 +968,8 @@  static int get_reserved_device_memory(xen_pfn_t start, xen_ulong_t nr,
                                       u32 id, void *ctxt)
 {
     struct get_reserved_device_memory *grdm = ctxt;
-    u32 sbdf = PCI_SBDF3(grdm->map.dev.pci.seg, grdm->map.dev.pci.bus,
-                         grdm->map.dev.pci.devfn);
+    uint32_t sbdf = PCI_SBDF3(grdm->map.dev.pci.seg, grdm->map.dev.pci.bus,
+                              grdm->map.dev.pci.devfn).sbdf;
 
     if ( !(grdm->map.flags & XENMEM_RDM_ALL) && (sbdf != id) )
         return 0;
diff --git a/xen/drivers/passthrough/pci.c b/xen/drivers/passthrough/pci.c
index 535c7e511b..e88689425d 100644
--- a/xen/drivers/passthrough/pci.c
+++ b/xen/drivers/passthrough/pci.c
@@ -762,9 +762,7 @@  int pci_add_device(u16 seg, u8 bus, u8 devfn,
             {
                 unsigned int idx = pos + PCI_SRIOV_BAR + i * 4;
                 u32 bar = pci_conf_read32(seg, bus, slot, func, idx);
-                pci_sbdf_t sbdf = {
-                    .sbdf = PCI_SBDF3(seg, bus, devfn),
-                };
+                pci_sbdf_t sbdf = PCI_SBDF3(seg, bus, devfn);
 
                 if ( (bar & PCI_BASE_ADDRESS_SPACE) ==
                      PCI_BASE_ADDRESS_SPACE_IO )
diff --git a/xen/include/xen/pci.h b/xen/include/xen/pci.h
index 53d786da66..05ee115715 100644
--- a/xen/include/xen/pci.h
+++ b/xen/include/xen/pci.h
@@ -38,7 +38,8 @@ 
     ((pci_sbdf_t) { .sbdf = (((s) & 0xffff) << 16) | PCI_BDF(b,d,f) })
 #define PCI_SBDF2(s,bdf) \
     ((pci_sbdf_t) { .sbdf = (((s) & 0xffff) << 16) | ((bdf) & 0xffff) })
-#define PCI_SBDF3(s,b,df) ((((s) & 0xffff) << 16) | PCI_BDF2(b, df))
+#define PCI_SBDF3(s,b,df) \
+    ((pci_sbdf_t) { .sbdf = (((s) & 0xffff) << 16) | PCI_BDF2(b, df) })
 
 typedef union {
     uint32_t sbdf;