staging: hv: Convert camel cased local variables in hv.c to lower cases
staging: hv: Convert camel cased local variables in hv.c to lower cases Signed-off-by: Haiyang Zhang <haiyangz@microsoft.com> Signed-off-by: Hank Janssen <hjanssen@microsoft.com> Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>hifive-unleashed-5.1
Haiyang Zhang
Greg Kroah-Hartman
parent
6a0aaa1850
commit
b8dfb264f4
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@ -65,7 +65,7 @@ static int HvQueryHypervisorInfo(void)
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unsigned int ebx;
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unsigned int ecx;
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unsigned int edx;
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unsigned int maxLeaf;
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unsigned int max_leaf;
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unsigned int op;
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/*
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@ -93,7 +93,7 @@ static int HvQueryHypervisorInfo(void)
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((edx >> 16) & 0xFF),
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((edx >> 24) & 0xFF));
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maxLeaf = eax;
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max_leaf = eax;
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eax = 0;
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ebx = 0;
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ecx = 0;
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@ -107,7 +107,7 @@ static int HvQueryHypervisorInfo(void)
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((eax >> 16) & 0xFF),
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((eax >> 24) & 0xFF));
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if (maxLeaf >= HVCPUID_VERSION) {
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if (max_leaf >= HVCPUID_VERSION) {
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eax = 0;
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ebx = 0;
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ecx = 0;
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@ -122,61 +122,61 @@ static int HvQueryHypervisorInfo(void)
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edx >> 24,
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edx & 0xFFFFFF);
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}
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return maxLeaf;
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return max_leaf;
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}
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/*
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* HvDoHypercall - Invoke the specified hypercall
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*/
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static u64 HvDoHypercall(u64 Control, void *Input, void *Output)
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static u64 HvDoHypercall(u64 control, void *input, void *output)
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{
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#ifdef CONFIG_X86_64
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u64 hvStatus = 0;
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u64 inputAddress = (Input) ? virt_to_phys(Input) : 0;
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u64 outputAddress = (Output) ? virt_to_phys(Output) : 0;
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volatile void *hypercallPage = hv_context.hypercall_page;
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u64 hv_status = 0;
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u64 input_address = (input) ? virt_to_phys(input) : 0;
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u64 output_address = (output) ? virt_to_phys(output) : 0;
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volatile void *hypercall_page = hv_context.hypercall_page;
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DPRINT_DBG(VMBUS, "Hypercall <control %llx input phys %llx virt %p "
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"output phys %llx virt %p hypercall %p>",
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Control, inputAddress, Input,
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outputAddress, Output, hypercallPage);
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control, input_address, input,
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output_address, output, hypercall_page);
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__asm__ __volatile__("mov %0, %%r8" : : "r" (outputAddress) : "r8");
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__asm__ __volatile__("call *%3" : "=a" (hvStatus) :
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"c" (Control), "d" (inputAddress),
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"m" (hypercallPage));
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__asm__ __volatile__("mov %0, %%r8" : : "r" (output_address) : "r8");
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__asm__ __volatile__("call *%3" : "=a" (hv_status) :
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"c" (control), "d" (input_address),
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"m" (hypercall_page));
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DPRINT_DBG(VMBUS, "Hypercall <return %llx>", hvStatus);
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DPRINT_DBG(VMBUS, "Hypercall <return %llx>", hv_status);
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return hvStatus;
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return hv_status;
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#else
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u32 controlHi = Control >> 32;
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u32 controlLo = Control & 0xFFFFFFFF;
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u32 hvStatusHi = 1;
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u32 hvStatusLo = 1;
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u64 inputAddress = (Input) ? virt_to_phys(Input) : 0;
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u32 inputAddressHi = inputAddress >> 32;
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u32 inputAddressLo = inputAddress & 0xFFFFFFFF;
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u64 outputAddress = (Output) ? virt_to_phys(Output) : 0;
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u32 outputAddressHi = outputAddress >> 32;
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u32 outputAddressLo = outputAddress & 0xFFFFFFFF;
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volatile void *hypercallPage = hv_context.hypercall_page;
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u32 control_hi = control >> 32;
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u32 control_lo = control & 0xFFFFFFFF;
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u32 hv_status_hi = 1;
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u32 hv_status_lo = 1;
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u64 input_address = (input) ? virt_to_phys(input) : 0;
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u32 input_address_hi = input_address >> 32;
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u32 input_address_lo = input_address & 0xFFFFFFFF;
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u64 output_address = (output) ? virt_to_phys(output) : 0;
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u32 output_address_hi = output_address >> 32;
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u32 output_address_lo = output_address & 0xFFFFFFFF;
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volatile void *hypercall_page = hv_context.hypercall_page;
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DPRINT_DBG(VMBUS, "Hypercall <control %llx input %p output %p>",
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Control, Input, Output);
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control, input, output);
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__asm__ __volatile__ ("call *%8" : "=d"(hvStatusHi),
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"=a"(hvStatusLo) : "d" (controlHi),
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"a" (controlLo), "b" (inputAddressHi),
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"c" (inputAddressLo), "D"(outputAddressHi),
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"S"(outputAddressLo), "m" (hypercallPage));
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__asm__ __volatile__ ("call *%8" : "=d"(hv_status_hi),
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"=a"(hv_status_lo) : "d" (control_hi),
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"a" (control_lo), "b" (input_address_hi),
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"c" (input_address_lo), "D"(output_address_hi),
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"S"(output_address_lo), "m" (hypercall_page));
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DPRINT_DBG(VMBUS, "Hypercall <return %llx>",
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hvStatusLo | ((u64)hvStatusHi << 32));
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hv_status_lo | ((u64)hv_status_hi << 32));
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return hvStatusLo | ((u64)hvStatusHi << 32);
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return hv_status_lo | ((u64)hv_status_hi << 32);
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#endif /* !x86_64 */
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}
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@ -188,9 +188,9 @@ static u64 HvDoHypercall(u64 Control, void *Input, void *Output)
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int HvInit(void)
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{
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int ret = 0;
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int maxLeaf;
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union hv_x64_msr_hypercall_contents hypercallMsr;
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void *virtAddr = NULL;
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int max_leaf;
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union hv_x64_msr_hypercall_contents hypercall_msr;
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void *virtaddr = NULL;
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memset(hv_context.synic_event_page, 0, sizeof(void *) * MAX_NUM_CPUS);
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memset(hv_context.synic_message_page, 0,
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@ -204,7 +204,7 @@ int HvInit(void)
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DPRINT_INFO(VMBUS,
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"Windows hypervisor detected! Retrieving more info...");
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maxLeaf = HvQueryHypervisorInfo();
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max_leaf = HvQueryHypervisorInfo();
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/* HvQueryHypervisorFeatures(maxLeaf); */
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/*
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@ -223,39 +223,39 @@ int HvInit(void)
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hv_context.guestid = HV_LINUX_GUEST_ID;
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/* See if the hypercall page is already set */
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rdmsrl(HV_X64_MSR_HYPERCALL, hypercallMsr.as_uint64);
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rdmsrl(HV_X64_MSR_HYPERCALL, hypercall_msr.as_uint64);
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/*
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* Allocate the hypercall page memory
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* virtAddr = osd_PageAlloc(1);
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* virtaddr = osd_PageAlloc(1);
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*/
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virtAddr = osd_VirtualAllocExec(PAGE_SIZE);
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virtaddr = osd_VirtualAllocExec(PAGE_SIZE);
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if (!virtAddr) {
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if (!virtaddr) {
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DPRINT_ERR(VMBUS,
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"unable to allocate hypercall page!!");
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goto Cleanup;
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}
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hypercallMsr.enable = 1;
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hypercall_msr.enable = 1;
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hypercallMsr.guest_physical_address = vmalloc_to_pfn(virtAddr);
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wrmsrl(HV_X64_MSR_HYPERCALL, hypercallMsr.as_uint64);
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hypercall_msr.guest_physical_address = vmalloc_to_pfn(virtaddr);
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wrmsrl(HV_X64_MSR_HYPERCALL, hypercall_msr.as_uint64);
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/* Confirm that hypercall page did get setup. */
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hypercallMsr.as_uint64 = 0;
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rdmsrl(HV_X64_MSR_HYPERCALL, hypercallMsr.as_uint64);
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hypercall_msr.as_uint64 = 0;
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rdmsrl(HV_X64_MSR_HYPERCALL, hypercall_msr.as_uint64);
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if (!hypercallMsr.enable) {
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if (!hypercall_msr.enable) {
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DPRINT_ERR(VMBUS, "unable to set hypercall page!!");
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goto Cleanup;
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}
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hv_context.hypercall_page = virtAddr;
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hv_context.hypercall_page = virtaddr;
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DPRINT_INFO(VMBUS, "Hypercall page VA=%p, PA=0x%0llx",
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hv_context.hypercall_page,
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(u64)hypercallMsr.guest_physical_address << PAGE_SHIFT);
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(u64)hypercall_msr.guest_physical_address << PAGE_SHIFT);
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/* Setup the global signal event param for the signal event hypercall */
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hv_context.signal_event_buffer =
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@ -278,13 +278,13 @@ int HvInit(void)
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return ret;
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Cleanup:
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if (virtAddr) {
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if (hypercallMsr.enable) {
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hypercallMsr.as_uint64 = 0;
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wrmsrl(HV_X64_MSR_HYPERCALL, hypercallMsr.as_uint64);
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if (virtaddr) {
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if (hypercall_msr.enable) {
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hypercall_msr.as_uint64 = 0;
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wrmsrl(HV_X64_MSR_HYPERCALL, hypercall_msr.as_uint64);
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}
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vfree(virtAddr);
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vfree(virtaddr);
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}
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ret = -1;
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return ret;
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@ -297,15 +297,15 @@ Cleanup:
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*/
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void HvCleanup(void)
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{
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union hv_x64_msr_hypercall_contents hypercallMsr;
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union hv_x64_msr_hypercall_contents hypercall_msr;
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kfree(hv_context.signal_event_buffer);
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hv_context.signal_event_buffer = NULL;
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hv_context.signal_event_param = NULL;
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if (hv_context.hypercall_page) {
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hypercallMsr.as_uint64 = 0;
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wrmsrl(HV_X64_MSR_HYPERCALL, hypercallMsr.as_uint64);
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hypercall_msr.as_uint64 = 0;
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wrmsrl(HV_X64_MSR_HYPERCALL, hypercall_msr.as_uint64);
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vfree(hv_context.hypercall_page);
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hv_context.hypercall_page = NULL;
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}
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@ -316,35 +316,35 @@ void HvCleanup(void)
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*
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* This involves a hypercall.
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*/
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u16 HvPostMessage(union hv_connection_id connectionId,
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enum hv_message_type messageType,
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void *payload, size_t payloadSize)
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u16 HvPostMessage(union hv_connection_id connection_id,
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enum hv_message_type message_type,
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void *payload, size_t payload_size)
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{
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struct alignedInput {
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struct aligned_input {
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u64 alignment8;
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struct hv_input_post_message msg;
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};
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struct hv_input_post_message *alignedMsg;
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struct hv_input_post_message *aligned_msg;
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u16 status;
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unsigned long addr;
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if (payloadSize > HV_MESSAGE_PAYLOAD_BYTE_COUNT)
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if (payload_size > HV_MESSAGE_PAYLOAD_BYTE_COUNT)
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return -1;
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addr = (unsigned long)kmalloc(sizeof(struct alignedInput), GFP_ATOMIC);
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addr = (unsigned long)kmalloc(sizeof(struct aligned_input), GFP_ATOMIC);
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if (!addr)
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return -1;
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alignedMsg = (struct hv_input_post_message *)
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aligned_msg = (struct hv_input_post_message *)
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(ALIGN_UP(addr, HV_HYPERCALL_PARAM_ALIGN));
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alignedMsg->connectionid = connectionId;
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alignedMsg->message_type = messageType;
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alignedMsg->payload_size = payloadSize;
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memcpy((void *)alignedMsg->payload, payload, payloadSize);
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aligned_msg->connectionid = connection_id;
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aligned_msg->message_type = message_type;
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aligned_msg->payload_size = payload_size;
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memcpy((void *)aligned_msg->payload, payload, payload_size);
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status = HvDoHypercall(HVCALL_POST_MESSAGE, alignedMsg, NULL) & 0xFFFF;
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status = HvDoHypercall(HVCALL_POST_MESSAGE, aligned_msg, NULL) & 0xFFFF;
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kfree((void *)addr);
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@ -379,10 +379,10 @@ void HvSynicInit(void *irqarg)
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u64 version;
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union hv_synic_simp simp;
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union hv_synic_siefp siefp;
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union hv_synic_sint sharedSint;
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union hv_synic_sint shared_sint;
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union hv_synic_scontrol sctrl;
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u32 irqVector = *((u32 *)(irqarg));
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u32 irq_vector = *((u32 *)(irqarg));
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int cpu = smp_processor_id();
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if (!hv_context.hypercall_page)
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@ -436,17 +436,17 @@ void HvSynicInit(void *irqarg)
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/* interceptionSint.as_uint64); */
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/* Setup the shared SINT. */
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rdmsrl(HV_X64_MSR_SINT0 + VMBUS_MESSAGE_SINT, sharedSint.as_uint64);
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rdmsrl(HV_X64_MSR_SINT0 + VMBUS_MESSAGE_SINT, shared_sint.as_uint64);
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sharedSint.as_uint64 = 0;
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sharedSint.vector = irqVector; /* HV_SHARED_SINT_IDT_VECTOR + 0x20; */
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sharedSint.masked = false;
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sharedSint.auto_eoi = true;
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shared_sint.as_uint64 = 0;
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shared_sint.vector = irq_vector; /* HV_SHARED_SINT_IDT_VECTOR + 0x20; */
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shared_sint.masked = false;
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shared_sint.auto_eoi = true;
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DPRINT_DBG(VMBUS, "HV_X64_MSR_SINT1 msr set to: %llx",
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sharedSint.as_uint64);
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shared_sint.as_uint64);
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wrmsrl(HV_X64_MSR_SINT0 + VMBUS_MESSAGE_SINT, sharedSint.as_uint64);
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wrmsrl(HV_X64_MSR_SINT0 + VMBUS_MESSAGE_SINT, shared_sint.as_uint64);
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/* Enable the global synic bit */
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rdmsrl(HV_X64_MSR_SCONTROL, sctrl.as_uint64);
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@ -471,7 +471,7 @@ Cleanup:
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*/
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void HvSynicCleanup(void *arg)
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{
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union hv_synic_sint sharedSint;
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union hv_synic_sint shared_sint;
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union hv_synic_simp simp;
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union hv_synic_siefp siefp;
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int cpu = smp_processor_id();
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@ -479,13 +479,13 @@ void HvSynicCleanup(void *arg)
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if (!hv_context.synic_initialized)
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return;
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rdmsrl(HV_X64_MSR_SINT0 + VMBUS_MESSAGE_SINT, sharedSint.as_uint64);
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rdmsrl(HV_X64_MSR_SINT0 + VMBUS_MESSAGE_SINT, shared_sint.as_uint64);
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sharedSint.masked = 1;
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shared_sint.masked = 1;
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/* Need to correctly cleanup in the case of SMP!!! */
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/* Disable the interrupt */
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wrmsrl(HV_X64_MSR_SINT0 + VMBUS_MESSAGE_SINT, sharedSint.as_uint64);
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wrmsrl(HV_X64_MSR_SINT0 + VMBUS_MESSAGE_SINT, shared_sint.as_uint64);
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rdmsrl(HV_X64_MSR_SIMP, simp.as_uint64);
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simp.simp_enabled = 0;
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