diff mbox series

[v3,04/13] pci: make PCI_SBDF return a pci_sbdf_t

Message ID 20190607092232.83179-5-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State Superseded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 only caller.

Signed-off-by: Roger Pau Monné <roger.pau@citrix.com>
Reviewed-by: Paul Durrant <paul.durrant@citrix.com>
---
Cc: Kevin Tian <kevin.tian@intel.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>
---
Changes since v1:
 - New in this version.
---
 xen/drivers/passthrough/vtd/dmar.c | 3 ++-
 xen/include/xen/pci.h              | 3 ++-
 2 files changed, 4 insertions(+), 2 deletions(-)

Comments

Jan Beulich June 7, 2019, 1:35 p.m. UTC | #1 
>>> On 07.06.19 at 11:22, <roger.pau@citrix.com> wrote:
> And fix it's only caller.

Fix? It wasn't broken, was it? How about "adjust"?

> --- a/xen/include/xen/pci.h
> +++ b/xen/include/xen/pci.h
> @@ -34,7 +34,8 @@
>  #define PCI_DEVFN2(bdf) ((bdf) & 0xff)
>  #define PCI_BDF(b,d,f)  ((((b) & 0xff) << 8) | PCI_DEVFN(d,f))
>  #define PCI_BDF2(b,df)  ((((b) & 0xff) << 8) | ((df) & 0xff))
> -#define PCI_SBDF(s,b,d,f) ((((s) & 0xffff) << 16) | PCI_BDF(b,d,f))
> +#define PCI_SBDF(s,b,d,f) \
> +    ((pci_sbdf_t) { .sbdf = (((s) & 0xffff) << 16) | PCI_BDF(b,d,f) })

Please can we gain the missing blanks after the commas here at this
occasion (doable while committing)? Then
Acked-by: Jan Beulich <jbeulich@suse.com>

Jan
Tian, Kevin June 28, 2019, 1:59 a.m. UTC | #2 
> From: Roger Pau Monne [mailto:roger.pau@citrix.com]
> Sent: Friday, June 7, 2019 5:22 PM
> 
> And fix it's only caller.
> 
> Signed-off-by: Roger Pau Monné <roger.pau@citrix.com>
> Reviewed-by: Paul Durrant <paul.durrant@citrix.com>

Reviewed-by: Kevin Tian <kevin.tian@intel.com>
diff mbox series

Patch

diff --git a/xen/drivers/passthrough/vtd/dmar.c b/xen/drivers/passthrough/vtd/dmar.c
index 9cc8623e53..59a46cd1c6 100644
--- a/xen/drivers/passthrough/vtd/dmar.c
+++ b/xen/drivers/passthrough/vtd/dmar.c
@@ -1115,7 +1115,8 @@  static int __init parse_rmrr_param(const char *str)
 
             /* Keep sbdf's even if they differ and later report an error. */
             dev_count = user_rmrrs[nr_rmrr].dev_count;
-            user_rmrrs[nr_rmrr].sbdf[dev_count] = PCI_SBDF(seg, bus, dev, func);
+            user_rmrrs[nr_rmrr].sbdf[dev_count] =
+               PCI_SBDF(seg, bus, dev, func).sbdf;
 
             user_rmrrs[nr_rmrr].dev_count++;
             s = stmp;
diff --git a/xen/include/xen/pci.h b/xen/include/xen/pci.h
index b03927cd28..12f1cea19b 100644
--- a/xen/include/xen/pci.h
+++ b/xen/include/xen/pci.h
@@ -34,7 +34,8 @@ 
 #define PCI_DEVFN2(bdf) ((bdf) & 0xff)
 #define PCI_BDF(b,d,f)  ((((b) & 0xff) << 8) | PCI_DEVFN(d,f))
 #define PCI_BDF2(b,df)  ((((b) & 0xff) << 8) | ((df) & 0xff))
-#define PCI_SBDF(s,b,d,f) ((((s) & 0xffff) << 16) | PCI_BDF(b,d,f))
+#define PCI_SBDF(s,b,d,f) \
+    ((pci_sbdf_t) { .sbdf = (((s) & 0xffff) << 16) | PCI_BDF(b,d,f) })
 #define PCI_SBDF2(s,bdf) ((((s) & 0xffff) << 16) | ((bdf) & 0xffff))
 #define PCI_SBDF3(s,b,df) ((((s) & 0xffff) << 16) | PCI_BDF2(b, df))