Commit 155e4a2f authored by K. Y. Srinivasan's avatar K. Y. Srinivasan Committed by Greg Kroah-Hartman

Drivers: hv: vmbus: Define APIs to manipulate the message page

As part of cleaning up architecture specific code, define APIs
to manipulate the message page.
Signed-off-by: default avatarK. Y. Srinivasan <kys@microsoft.com>
Signed-off-by: default avatarGreg Kroah-Hartman <gregkh@linuxfoundation.org>
parent d383877d
......@@ -140,6 +140,9 @@ static inline void vmbus_signal_eom(struct hv_message *msg, u32 old_msg_type)
#define hv_init_timer(timer, tick) wrmsrl(timer, tick)
#define hv_init_timer_config(config, val) wrmsrl(config, val)
#define hv_get_simp(val) rdmsrl(HV_X64_MSR_SIMP, val)
#define hv_set_simp(val) wrmsrl(HV_X64_MSR_SIMP, val)
void hyperv_callback_vector(void);
#ifdef CONFIG_TRACING
#define trace_hyperv_callback_vector hyperv_callback_vector
......
......@@ -268,12 +268,12 @@ int hv_synic_init(unsigned int cpu)
u64 vp_index;
/* Setup the Synic's message page */
rdmsrl(HV_X64_MSR_SIMP, simp.as_uint64);
hv_get_simp(simp.as_uint64);
simp.simp_enabled = 1;
simp.base_simp_gpa = virt_to_phys(hv_context.synic_message_page[cpu])
>> PAGE_SHIFT;
wrmsrl(HV_X64_MSR_SIMP, simp.as_uint64);
hv_set_simp(simp.as_uint64);
/* Setup the Synic's event page */
rdmsrl(HV_X64_MSR_SIEFP, siefp.as_uint64);
......@@ -392,11 +392,11 @@ int hv_synic_cleanup(unsigned int cpu)
/* Disable the interrupt */
wrmsrl(HV_X64_MSR_SINT0 + VMBUS_MESSAGE_SINT, shared_sint.as_uint64);
rdmsrl(HV_X64_MSR_SIMP, simp.as_uint64);
hv_get_simp(simp.as_uint64);
simp.simp_enabled = 0;
simp.base_simp_gpa = 0;
wrmsrl(HV_X64_MSR_SIMP, simp.as_uint64);
hv_set_simp(simp.as_uint64);
rdmsrl(HV_X64_MSR_SIEFP, siefp.as_uint64);
siefp.siefp_enabled = 0;
......
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