diff options
Diffstat (limited to 'drivers/gpu/drm/i915/i915_drv.h')
| -rw-r--r-- | drivers/gpu/drm/i915/i915_drv.h | 19 |
1 files changed, 0 insertions, 19 deletions
diff --git a/drivers/gpu/drm/i915/i915_drv.h b/drivers/gpu/drm/i915/i915_drv.h index 7ba3cefa86e4..42f611ef1fdd 100644 --- a/drivers/gpu/drm/i915/i915_drv.h +++ b/drivers/gpu/drm/i915/i915_drv.h @@ -2546,25 +2546,6 @@ int i915_reg_read_ioctl(struct drm_device *dev, void *data, #define I915_READ_FW(reg__) __I915_REG_OP(read_fw, dev_priv, (reg__)) #define I915_WRITE_FW(reg__, val__) __I915_REG_OP(write_fw, dev_priv, (reg__), (val__)) -void i915_memcpy_init_early(struct drm_i915_private *dev_priv); -bool i915_memcpy_from_wc(void *dst, const void *src, unsigned long len); - -/* The movntdqa instructions used for memcpy-from-wc require 16-byte alignment, - * as well as SSE4.1 support. i915_memcpy_from_wc() will report if it cannot - * perform the operation. To check beforehand, pass in the parameters to - * to i915_can_memcpy_from_wc() - since we only care about the low 4 bits, - * you only need to pass in the minor offsets, page-aligned pointers are - * always valid. - * - * For just checking for SSE4.1, in the foreknowledge that the future use - * will be correctly aligned, just use i915_has_memcpy_from_wc(). - */ -#define i915_can_memcpy_from_wc(dst, src, len) \ - i915_memcpy_from_wc((void *)((unsigned long)(dst) | (unsigned long)(src) | (len)), NULL, 0) - -#define i915_has_memcpy_from_wc() \ - i915_memcpy_from_wc(NULL, NULL, 0) - /* i915_mm.c */ int remap_io_mapping(struct vm_area_struct *vma, unsigned long addr, unsigned long pfn, unsigned long size, |