headers: remove sched.h from interrupt.h

[safe/jmp/linux-2.6] / drivers / char / i8k.c

diff --git a/drivers/char/i8k.c b/drivers/char/i8k.c
index 179223a..fc8cf7a 100644 (file)
--- a/drivers/char/i8k.c
+++ b/drivers/char/i8k.c
@@ -77,11 +77,16 @@ static int power_status;
 module_param(power_status, bool, 0600);
 MODULE_PARM_DESC(power_status, "Report power status in /proc/i8k");
 
+static int fan_mult = I8K_FAN_MULT;
+module_param(fan_mult, int, 0);
+MODULE_PARM_DESC(fan_mult, "Factor to multiply fan speed with");
+
 static int i8k_open_fs(struct inode *inode, struct file *file);
 static int i8k_ioctl(struct inode *, struct file *, unsigned int,
                     unsigned long);
 
 static const struct file_operations i8k_fops = {
+       .owner          = THIS_MODULE,
        .open           = i8k_open_fs,
        .read           = seq_read,
        .llseek         = seq_lseek,
@@ -113,6 +118,33 @@ static int i8k_smm(struct smm_regs *regs)
        int rc;
        int eax = regs->eax;
 
+#if defined(CONFIG_X86_64)
+       asm("pushq %%rax\n\t"
+               "movl 0(%%rax),%%edx\n\t"
+               "pushq %%rdx\n\t"
+               "movl 4(%%rax),%%ebx\n\t"
+               "movl 8(%%rax),%%ecx\n\t"
+               "movl 12(%%rax),%%edx\n\t"
+               "movl 16(%%rax),%%esi\n\t"
+               "movl 20(%%rax),%%edi\n\t"
+               "popq %%rax\n\t"
+               "out %%al,$0xb2\n\t"
+               "out %%al,$0x84\n\t"
+               "xchgq %%rax,(%%rsp)\n\t"
+               "movl %%ebx,4(%%rax)\n\t"
+               "movl %%ecx,8(%%rax)\n\t"
+               "movl %%edx,12(%%rax)\n\t"
+               "movl %%esi,16(%%rax)\n\t"
+               "movl %%edi,20(%%rax)\n\t"
+               "popq %%rdx\n\t"
+               "movl %%edx,0(%%rax)\n\t"
+               "lahf\n\t"
+               "shrl $8,%%eax\n\t"
+               "andl $1,%%eax\n"
+               :"=a"(rc)
+               :    "a"(regs)
+               :    "%ebx", "%ecx", "%edx", "%esi", "%edi", "memory");
+#else
        asm("pushl %%eax\n\t"
            "movl 0(%%eax),%%edx\n\t"
            "push %%edx\n\t"
@@ -137,7 +169,7 @@ static int i8k_smm(struct smm_regs *regs)
            "andl $1,%%eax\n":"=a"(rc)
            :    "a"(regs)
            :    "%ebx", "%ecx", "%edx", "%esi", "%edi", "memory");
-
+#endif
        if (rc != 0 || (regs->eax & 0xffff) == 0xffff || regs->eax == eax)
                return -EINVAL;
 
@@ -211,7 +243,7 @@ static int i8k_get_fan_speed(int fan)
        struct smm_regs regs = { .eax = I8K_SMM_GET_SPEED, };
 
        regs.ebx = fan & 0xff;
-       return i8k_smm(&regs) ? : (regs.eax & 0xffff) * I8K_FAN_MULT;
+       return i8k_smm(&regs) ? : (regs.eax & 0xffff) * fan_mult;
 }
 
 /*
@@ -446,7 +478,28 @@ static struct dmi_system_id __initdata i8k_dmi_table[] = {
                        DMI_MATCH(DMI_PRODUCT_NAME, "MM061"),
                },
        },
-       { }
+       {
+               .ident = "Dell Inspiron 3",
+               .matches = {
+                       DMI_MATCH(DMI_SYS_VENDOR, "Dell Inc."),
+                       DMI_MATCH(DMI_PRODUCT_NAME, "MP061"),
+               },
+       },
+       {
+               .ident = "Dell Precision",
+               .matches = {
+                       DMI_MATCH(DMI_SYS_VENDOR, "Dell Inc."),
+                       DMI_MATCH(DMI_PRODUCT_NAME, "Precision"),
+               },
+       },
+       {
+               .ident = "Dell Vostro",
+               .matches = {
+                       DMI_MATCH(DMI_SYS_VENDOR, "Dell Inc."),
+                       DMI_MATCH(DMI_PRODUCT_NAME, "Vostro"),
+               },
+       },
+        { }
 };
 
 /*
@@ -520,13 +573,10 @@ static int __init i8k_init(void)
                return -ENODEV;
 
        /* Register the proc entry */
-       proc_i8k = create_proc_entry("i8k", 0, NULL);
+       proc_i8k = proc_create("i8k", 0, NULL, &i8k_fops);
        if (!proc_i8k)
                return -ENOENT;
 
-       proc_i8k->proc_fops = &i8k_fops;
-       proc_i8k->owner = THIS_MODULE;
-
        printk(KERN_INFO
               "Dell laptop SMM driver v%s Massimo Dal Zotto (dz@debian.org)\n",
               I8K_VERSION);