[Intel-gfx] [PATCH 2/3] intel: Import updated i915_drm.h.

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On 2012-08-02 11:29, Eric Anholt wrote:

Yikes, who spelled caching wrong?
Reviewed-by: Ben Widawsky <ben at bwidawsk.net>

> ---
>  include/drm/i915_drm.h |   33 ++++++++++++++++++++++++++++++++-
>  1 file changed, 32 insertions(+), 1 deletion(-)
>
> diff --git a/include/drm/i915_drm.h b/include/drm/i915_drm.h
> index 5c8fabe..7e9e9bd 100644
> --- a/include/drm/i915_drm.h
> +++ b/include/drm/i915_drm.h
> @@ -195,6 +195,9 @@ typedef struct _drm_i915_sarea {
>  #define DRM_I915_GEM_WAIT	0x2c
>  #define DRM_I915_GEM_CONTEXT_CREATE	0x2d
>  #define DRM_I915_GEM_CONTEXT_DESTROY	0x2e
> +#define DRM_I915_GEM_SET_CACHEING	0x2f
> +#define DRM_I915_GEM_GET_CACHEING	0x30
> +#define DRM_I915_REG_READ		0x31
>
>  #define DRM_IOCTL_I915_INIT		DRM_IOW( DRM_COMMAND_BASE +
> DRM_I915_INIT, drm_i915_init_t)
>  #define DRM_IOCTL_I915_FLUSH		DRM_IO ( DRM_COMMAND_BASE + 
> DRM_I915_FLUSH)
> @@ -219,6 +222,8 @@ typedef struct _drm_i915_sarea {
>  #define DRM_IOCTL_I915_GEM_PIN		DRM_IOWR(DRM_COMMAND_BASE +
> DRM_I915_GEM_PIN, struct drm_i915_gem_pin)
>  #define DRM_IOCTL_I915_GEM_UNPIN	DRM_IOW(DRM_COMMAND_BASE +
> DRM_I915_GEM_UNPIN, struct drm_i915_gem_unpin)
>  #define DRM_IOCTL_I915_GEM_BUSY		DRM_IOWR(DRM_COMMAND_BASE +
> DRM_I915_GEM_BUSY, struct drm_i915_gem_busy)
> +#define DRM_IOCTL_I915_GEM_SET_CACHEING		DRM_IOW(DRM_COMMAND_BASE +
> DRM_I915_GEM_SET_CACHEING, struct drm_i915_gem_cacheing)
> +#define DRM_IOCTL_I915_GEM_GET_CACHEING		DRM_IOWR(DRM_COMMAND_BASE +
> DRM_I915_GEM_GET_CACHEING, struct drm_i915_gem_cacheing)
>  #define DRM_IOCTL_I915_GEM_THROTTLE	DRM_IO ( DRM_COMMAND_BASE +
> DRM_I915_GEM_THROTTLE)
>  #define DRM_IOCTL_I915_GEM_ENTERVT	DRM_IO(DRM_COMMAND_BASE +
> DRM_I915_GEM_ENTERVT)
>  #define DRM_IOCTL_I915_GEM_LEAVEVT	DRM_IO(DRM_COMMAND_BASE +
> DRM_I915_GEM_LEAVEVT)
> @@ -241,6 +246,7 @@ typedef struct _drm_i915_sarea {
>  #define DRM_IOCTL_I915_GEM_WAIT		DRM_IOWR(DRM_COMMAND_BASE +
> DRM_I915_GEM_WAIT, struct drm_i915_gem_wait)
>  #define DRM_IOCTL_I915_GEM_CONTEXT_CREATE	DRM_IOWR (DRM_COMMAND_BASE
> + DRM_I915_GEM_CONTEXT_CREATE, struct drm_i915_gem_context_create)
>  #define DRM_IOCTL_I915_GEM_CONTEXT_DESTROY	DRM_IOW (DRM_COMMAND_BASE
> + DRM_I915_GEM_CONTEXT_DESTROY, struct drm_i915_gem_context_destroy)
> +#define DRM_IOCTL_I915_REG_READ			DRM_IOWR (DRM_COMMAND_BASE +
> DRM_I915_REG_READ, struct drm_i915_reg_read)
>
>  /* Allow drivers to submit batchbuffers directly to hardware, 
> relying
>   * on the security mechanisms provided by hardware.
> @@ -690,10 +696,31 @@ struct drm_i915_gem_busy {
>  	/** Handle of the buffer to check for busy */
>  	__u32 handle;
>
> -	/** Return busy status (1 if busy, 0 if idle) */
> +	/** Return busy status (1 if busy, 0 if idle).
> +	 * The high word is used to indicate on which rings the object
> +	 * currently resides:
> +	 *  16:31 - busy (r or r/w) rings (16 render, 17 bsd, 18 blt, etc)
> +	 */
>  	__u32 busy;
>  };
>
> +#define I915_CACHEING_NONE		0
> +#define I915_CACHEING_CACHED		1
> +
> +struct drm_i915_gem_cacheing {
> +	/**
> +	 * Handle of the buffer to set/get the cacheing level of. */
> +	__u32 handle;
> +
> +	/**
> +	 * Cacheing level to apply or return value
> +	 *
> +	 * bits0-15 are for generic cacheing control (i.e. the above 
> defined
> +	 * values). bits16-31 are reserved for platform-specific variations
> +	 * (e.g. l3$ caching on gen7). */
> +	__u32 cacheing;
> +};
> +
>  #define I915_TILING_NONE	0
>  #define I915_TILING_X		1
>  #define I915_TILING_Y		2
> @@ -910,4 +937,8 @@ struct drm_i915_gem_context_destroy {
>  	__u32 pad;
>  };
>
> +struct drm_i915_reg_read {
> +	__u64 offset;
> +	__u64 val; /* Return value */
> +};
>  #endif				/* _I915_DRM_H_ */



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