[Xen-devel] [PATCH v2 1/2] Revert "xen/arm: platform: Drop the quirks callback"

2016-11-04 Thread Stefano Stabellini
This reverts commit 14fa16961b03a23e9b883e5f0ed06b6837a489d8.
Do not reintroduce platform_dom0_evtchn_ppi.

Signed-off-by: Stefano Stabellini 
---
 xen/arch/arm/platform.c| 10 ++
 xen/include/asm-arm/platform.h |  7 +++
 2 files changed, 17 insertions(+)

diff --git a/xen/arch/arm/platform.c b/xen/arch/arm/platform.c
index b0bfaa9..0af6d57 100644
--- a/xen/arch/arm/platform.c
+++ b/xen/arch/arm/platform.c
@@ -127,6 +127,16 @@ void platform_poweroff(void)
 platform->poweroff();
 }
 
+bool_t platform_has_quirk(uint32_t quirk)
+{
+uint32_t quirks = 0;
+
+if ( platform && platform->quirks )
+quirks = platform->quirks();
+
+return !!(quirks & quirk);
+}
+
 bool_t platform_device_is_blacklisted(const struct dt_device_node *node)
 {
 const struct dt_device_match *blacklist = NULL;
diff --git a/xen/include/asm-arm/platform.h b/xen/include/asm-arm/platform.h
index f97315d..c6e5010 100644
--- a/xen/include/asm-arm/platform.h
+++ b/xen/include/asm-arm/platform.h
@@ -27,6 +27,12 @@ struct platform_desc {
 /* Platform power-off */
 void (*poweroff)(void);
 /*
+ * Platform quirks
+ * Defined has a function because a platform can support multiple
+ * board with different quirk on each
+ */
+uint32_t (*quirks)(void);
+/*
  * Platform blacklist devices
  * List of devices which must not pass-through to a guest
  */
@@ -42,6 +48,7 @@ int platform_cpu_up(int cpu);
 #endif
 void platform_reset(void);
 void platform_poweroff(void);
+bool_t platform_has_quirk(uint32_t quirk);
 bool_t platform_device_is_blacklisted(const struct dt_device_node *node);
 
 #define PLATFORM_START(_name, _namestr) \
-- 
1.9.1


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Re: [Xen-devel] [PATCH v2 1/2] Revert "xen/arm: platform: Drop the quirks callback"

2016-11-07 Thread Julien Grall

Hi Stefano,

On 04/11/16 21:04, Stefano Stabellini wrote:

This reverts commit 14fa16961b03a23e9b883e5f0ed06b6837a489d8.
Do not reintroduce platform_dom0_evtchn_ppi.

Signed-off-by: Stefano Stabellini 


Acked-by: Julien Grall 

Regards,

--
Julien Grall

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