diff options
-rw-r--r-- | drivers/gpu/drm/i915/gt/uc/intel_guc_log.c | 3 | ||||
-rw-r--r-- | drivers/gpu/drm/i915/i915_cmd_parser.c | 1 | ||||
-rw-r--r-- | drivers/gpu/drm/i915/i915_drv.c | 1 | ||||
-rw-r--r-- | drivers/gpu/drm/i915/i915_drv.h | 19 | ||||
-rw-r--r-- | drivers/gpu/drm/i915/i915_gpu_error.c | 1 | ||||
-rw-r--r-- | drivers/gpu/drm/i915/i915_memcpy.c | 2 | ||||
-rw-r--r-- | drivers/gpu/drm/i915/i915_memcpy.h | 32 |
7 files changed, 38 insertions, 21 deletions
diff --git a/drivers/gpu/drm/i915/gt/uc/intel_guc_log.c b/drivers/gpu/drm/i915/gt/uc/intel_guc_log.c index 3460deca12c8..e0326d71041e 100644 --- a/drivers/gpu/drm/i915/gt/uc/intel_guc_log.c +++ b/drivers/gpu/drm/i915/gt/uc/intel_guc_log.c @@ -25,8 +25,9 @@ #include <linux/debugfs.h> #include "gt/intel_gt.h" -#include "intel_guc_log.h" #include "i915_drv.h" +#include "i915_memcpy.h" +#include "intel_guc_log.h" static void guc_log_capture_logs(struct intel_guc_log *log); diff --git a/drivers/gpu/drm/i915/i915_cmd_parser.c b/drivers/gpu/drm/i915/i915_cmd_parser.c index cb4a0ca72efe..24555102e198 100644 --- a/drivers/gpu/drm/i915/i915_cmd_parser.c +++ b/drivers/gpu/drm/i915/i915_cmd_parser.c @@ -28,6 +28,7 @@ #include "gt/intel_engine.h" #include "i915_drv.h" +#include "i915_memcpy.h" /** * DOC: batch buffer command parser diff --git a/drivers/gpu/drm/i915/i915_drv.c b/drivers/gpu/drm/i915/i915_drv.c index 0377ddf6ada9..ca917583c411 100644 --- a/drivers/gpu/drm/i915/i915_drv.c +++ b/drivers/gpu/drm/i915/i915_drv.c @@ -68,6 +68,7 @@ #include "i915_debugfs.h" #include "i915_drv.h" #include "i915_irq.h" +#include "i915_memcpy.h" #include "i915_perf.h" #include "i915_query.h" #include "i915_suspend.h" 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, diff --git a/drivers/gpu/drm/i915/i915_gpu_error.c b/drivers/gpu/drm/i915/i915_gpu_error.c index 9822ed30656e..8dece0416f0d 100644 --- a/drivers/gpu/drm/i915/i915_gpu_error.c +++ b/drivers/gpu/drm/i915/i915_gpu_error.c @@ -43,6 +43,7 @@ #include "i915_drv.h" #include "i915_gpu_error.h" +#include "i915_memcpy.h" #include "i915_scatterlist.h" #include "intel_csr.h" diff --git a/drivers/gpu/drm/i915/i915_memcpy.c b/drivers/gpu/drm/i915/i915_memcpy.c index 79f8ec756362..07b04b0acb77 100644 --- a/drivers/gpu/drm/i915/i915_memcpy.c +++ b/drivers/gpu/drm/i915/i915_memcpy.c @@ -25,7 +25,7 @@ #include <linux/kernel.h> #include <asm/fpu/api.h> -#include "i915_drv.h" +#include "i915_memcpy.h" static DEFINE_STATIC_KEY_FALSE(has_movntdqa); diff --git a/drivers/gpu/drm/i915/i915_memcpy.h b/drivers/gpu/drm/i915/i915_memcpy.h new file mode 100644 index 000000000000..970d84b16987 --- /dev/null +++ b/drivers/gpu/drm/i915/i915_memcpy.h @@ -0,0 +1,32 @@ +/* SPDX-License-Identifier: MIT */ +/* + * Copyright © 2019 Intel Corporation + */ + +#ifndef __I915_MEMCPY_H__ +#define __I915_MEMCPY_H__ + +#include <linux/types.h> + +struct drm_i915_private; + +void i915_memcpy_init_early(struct drm_i915_private *i915); +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) + +#endif /* __I915_MEMCPY_H__ */ |