diff options
| author | Jonathan Gray <jsg@cvs.openbsd.org> | 2020-09-13 11:53:17 +0000 |
|---|---|---|
| committer | Jonathan Gray <jsg@cvs.openbsd.org> | 2020-09-13 11:53:17 +0000 |
| commit | 7c24d456bba7b0456f58a1b0fa01497fc5ed434e (patch) | |
| tree | ad6a20a8404f9079469539dcf8f2dbc46b41ed26 /sys/dev/pci/drm | |
| parent | 4fbdfac128ca3db37fe934ae30cbf755b331b1dc (diff) | |
add an ipi for wbinvd and a linux style wbinvd_on_all_cpus() function
ok kettenis@ deraadt@
Diffstat (limited to 'sys/dev/pci/drm')
| -rw-r--r-- | sys/dev/pci/drm/i915/gt/agp_intel_gtt.c | 2 | ||||
| -rw-r--r-- | sys/dev/pci/drm/include/asm/smp.h | 12 |
2 files changed, 2 insertions, 12 deletions
diff --git a/sys/dev/pci/drm/i915/gt/agp_intel_gtt.c b/sys/dev/pci/drm/i915/gt/agp_intel_gtt.c index 92aa77fedae..0e02d264eff 100644 --- a/sys/dev/pci/drm/i915/gt/agp_intel_gtt.c +++ b/sys/dev/pci/drm/i915/gt/agp_intel_gtt.c @@ -201,7 +201,7 @@ intel_gtt_chipset_flush(void) #define I830_HIC 0x70 i915_reg_t hic = _MMIO(I830_HIC); - wbinvd(); + wbinvd_on_all_cpus(); I915_WRITE(hic, (I915_READ(hic) | (1<<31))); for (i = 1000; i; i--) { diff --git a/sys/dev/pci/drm/include/asm/smp.h b/sys/dev/pci/drm/include/asm/smp.h index a50485db7f5..cfed96723c7 100644 --- a/sys/dev/pci/drm/include/asm/smp.h +++ b/sys/dev/pci/drm/include/asm/smp.h @@ -4,17 +4,7 @@ #define _ASM_SMP_H #if defined(__i386__) || defined(__amd64__) - -#include <machine/cpu.h> - -static inline int -wbinvd_on_all_cpus(void) -{ - /* XXX single cpu only */ - wbinvd(); - return 0; -} - +#include <machine/cpu.h> /* for wbinvd_on_all_cpus() */ #endif #endif |