 718dcedd7e
			
		
	
	
	718dcedd7e
	
	
	
		
			
			Signed-off-by: David Howells <dhowells@redhat.com> Acked-by: Arnd Bergmann <arnd@arndb.de> Acked-by: Thomas Gleixner <tglx@linutronix.de> Acked-by: Michael Kerrisk <mtk.manpages@gmail.com> Acked-by: Paul E. McKenney <paulmck@linux.vnet.ibm.com> Acked-by: Dave Jones <davej@redhat.com>
		
			
				
	
	
		
			281 lines
		
	
	
	
		
			9.7 KiB
			
		
	
	
	
		
			C
		
	
	
	
	
	
			
		
		
	
	
			281 lines
		
	
	
	
		
			9.7 KiB
			
		
	
	
	
		
			C
		
	
	
	
	
	
| #ifndef _I810_DRM_H_
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| #define _I810_DRM_H_
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| 
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| /* WARNING: These defines must be the same as what the Xserver uses.
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|  * if you change them, you must change the defines in the Xserver.
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|  */
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| 
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| #ifndef _I810_DEFINES_
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| #define _I810_DEFINES_
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| 
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| #define I810_DMA_BUF_ORDER		12
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| #define I810_DMA_BUF_SZ 		(1<<I810_DMA_BUF_ORDER)
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| #define I810_DMA_BUF_NR 		256
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| #define I810_NR_SAREA_CLIPRECTS 	8
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| 
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| /* Each region is a minimum of 64k, and there are at most 64 of them.
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|  */
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| #define I810_NR_TEX_REGIONS 64
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| #define I810_LOG_MIN_TEX_REGION_SIZE 16
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| #endif
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| 
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| #define I810_UPLOAD_TEX0IMAGE  0x1	/* handled clientside */
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| #define I810_UPLOAD_TEX1IMAGE  0x2	/* handled clientside */
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| #define I810_UPLOAD_CTX        0x4
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| #define I810_UPLOAD_BUFFERS    0x8
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| #define I810_UPLOAD_TEX0       0x10
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| #define I810_UPLOAD_TEX1       0x20
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| #define I810_UPLOAD_CLIPRECTS  0x40
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| 
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| /* Indices into buf.Setup where various bits of state are mirrored per
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|  * context and per buffer.  These can be fired at the card as a unit,
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|  * or in a piecewise fashion as required.
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|  */
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| 
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| /* Destbuffer state
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|  *    - backbuffer linear offset and pitch -- invarient in the current dri
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|  *    - zbuffer linear offset and pitch -- also invarient
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|  *    - drawing origin in back and depth buffers.
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|  *
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|  * Keep the depth/back buffer state here to accommodate private buffers
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|  * in the future.
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|  */
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| #define I810_DESTREG_DI0  0	/* CMD_OP_DESTBUFFER_INFO (2 dwords) */
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| #define I810_DESTREG_DI1  1
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| #define I810_DESTREG_DV0  2	/* GFX_OP_DESTBUFFER_VARS (2 dwords) */
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| #define I810_DESTREG_DV1  3
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| #define I810_DESTREG_DR0  4	/* GFX_OP_DRAWRECT_INFO (4 dwords) */
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| #define I810_DESTREG_DR1  5
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| #define I810_DESTREG_DR2  6
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| #define I810_DESTREG_DR3  7
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| #define I810_DESTREG_DR4  8
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| #define I810_DEST_SETUP_SIZE 10
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| 
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| /* Context state
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|  */
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| #define I810_CTXREG_CF0   0	/* GFX_OP_COLOR_FACTOR */
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| #define I810_CTXREG_CF1   1
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| #define I810_CTXREG_ST0   2	/* GFX_OP_STIPPLE */
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| #define I810_CTXREG_ST1   3
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| #define I810_CTXREG_VF    4	/* GFX_OP_VERTEX_FMT */
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| #define I810_CTXREG_MT    5	/* GFX_OP_MAP_TEXELS */
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| #define I810_CTXREG_MC0   6	/* GFX_OP_MAP_COLOR_STAGES - stage 0 */
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| #define I810_CTXREG_MC1   7	/* GFX_OP_MAP_COLOR_STAGES - stage 1 */
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| #define I810_CTXREG_MC2   8	/* GFX_OP_MAP_COLOR_STAGES - stage 2 */
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| #define I810_CTXREG_MA0   9	/* GFX_OP_MAP_ALPHA_STAGES - stage 0 */
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| #define I810_CTXREG_MA1   10	/* GFX_OP_MAP_ALPHA_STAGES - stage 1 */
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| #define I810_CTXREG_MA2   11	/* GFX_OP_MAP_ALPHA_STAGES - stage 2 */
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| #define I810_CTXREG_SDM   12	/* GFX_OP_SRC_DEST_MONO */
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| #define I810_CTXREG_FOG   13	/* GFX_OP_FOG_COLOR */
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| #define I810_CTXREG_B1    14	/* GFX_OP_BOOL_1 */
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| #define I810_CTXREG_B2    15	/* GFX_OP_BOOL_2 */
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| #define I810_CTXREG_LCS   16	/* GFX_OP_LINEWIDTH_CULL_SHADE_MODE */
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| #define I810_CTXREG_PV    17	/* GFX_OP_PV_RULE -- Invarient! */
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| #define I810_CTXREG_ZA    18	/* GFX_OP_ZBIAS_ALPHAFUNC */
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| #define I810_CTXREG_AA    19	/* GFX_OP_ANTIALIAS */
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| #define I810_CTX_SETUP_SIZE 20
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| 
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| /* Texture state (per tex unit)
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|  */
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| #define I810_TEXREG_MI0  0	/* GFX_OP_MAP_INFO (4 dwords) */
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| #define I810_TEXREG_MI1  1
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| #define I810_TEXREG_MI2  2
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| #define I810_TEXREG_MI3  3
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| #define I810_TEXREG_MF   4	/* GFX_OP_MAP_FILTER */
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| #define I810_TEXREG_MLC  5	/* GFX_OP_MAP_LOD_CTL */
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| #define I810_TEXREG_MLL  6	/* GFX_OP_MAP_LOD_LIMITS */
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| #define I810_TEXREG_MCS  7	/* GFX_OP_MAP_COORD_SETS ??? */
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| #define I810_TEX_SETUP_SIZE 8
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| 
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| /* Flags for clear ioctl
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|  */
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| #define I810_FRONT   0x1
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| #define I810_BACK    0x2
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| #define I810_DEPTH   0x4
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| 
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| typedef enum _drm_i810_init_func {
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| 	I810_INIT_DMA = 0x01,
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| 	I810_CLEANUP_DMA = 0x02,
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| 	I810_INIT_DMA_1_4 = 0x03
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| } drm_i810_init_func_t;
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| 
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| /* This is the init structure after v1.2 */
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| typedef struct _drm_i810_init {
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| 	drm_i810_init_func_t func;
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| 	unsigned int mmio_offset;
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| 	unsigned int buffers_offset;
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| 	int sarea_priv_offset;
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| 	unsigned int ring_start;
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| 	unsigned int ring_end;
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| 	unsigned int ring_size;
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| 	unsigned int front_offset;
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| 	unsigned int back_offset;
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| 	unsigned int depth_offset;
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| 	unsigned int overlay_offset;
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| 	unsigned int overlay_physical;
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| 	unsigned int w;
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| 	unsigned int h;
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| 	unsigned int pitch;
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| 	unsigned int pitch_bits;
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| } drm_i810_init_t;
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| 
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| /* This is the init structure prior to v1.2 */
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| typedef struct _drm_i810_pre12_init {
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| 	drm_i810_init_func_t func;
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| 	unsigned int mmio_offset;
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| 	unsigned int buffers_offset;
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| 	int sarea_priv_offset;
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| 	unsigned int ring_start;
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| 	unsigned int ring_end;
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| 	unsigned int ring_size;
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| 	unsigned int front_offset;
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| 	unsigned int back_offset;
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| 	unsigned int depth_offset;
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| 	unsigned int w;
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| 	unsigned int h;
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| 	unsigned int pitch;
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| 	unsigned int pitch_bits;
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| } drm_i810_pre12_init_t;
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| 
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| /* Warning: If you change the SAREA structure you must change the Xserver
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|  * structure as well */
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| 
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| typedef struct _drm_i810_tex_region {
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| 	unsigned char next, prev;	/* indices to form a circular LRU  */
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| 	unsigned char in_use;	/* owned by a client, or free? */
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| 	int age;		/* tracked by clients to update local LRU's */
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| } drm_i810_tex_region_t;
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| 
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| typedef struct _drm_i810_sarea {
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| 	unsigned int ContextState[I810_CTX_SETUP_SIZE];
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| 	unsigned int BufferState[I810_DEST_SETUP_SIZE];
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| 	unsigned int TexState[2][I810_TEX_SETUP_SIZE];
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| 	unsigned int dirty;
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| 
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| 	unsigned int nbox;
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| 	struct drm_clip_rect boxes[I810_NR_SAREA_CLIPRECTS];
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| 
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| 	/* Maintain an LRU of contiguous regions of texture space.  If
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| 	 * you think you own a region of texture memory, and it has an
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| 	 * age different to the one you set, then you are mistaken and
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| 	 * it has been stolen by another client.  If global texAge
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| 	 * hasn't changed, there is no need to walk the list.
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| 	 *
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| 	 * These regions can be used as a proxy for the fine-grained
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| 	 * texture information of other clients - by maintaining them
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| 	 * in the same lru which is used to age their own textures,
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| 	 * clients have an approximate lru for the whole of global
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| 	 * texture space, and can make informed decisions as to which
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| 	 * areas to kick out.  There is no need to choose whether to
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| 	 * kick out your own texture or someone else's - simply eject
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| 	 * them all in LRU order.
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| 	 */
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| 
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| 	drm_i810_tex_region_t texList[I810_NR_TEX_REGIONS + 1];
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| 	/* Last elt is sentinal */
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| 	int texAge;		/* last time texture was uploaded */
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| 	int last_enqueue;	/* last time a buffer was enqueued */
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| 	int last_dispatch;	/* age of the most recently dispatched buffer */
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| 	int last_quiescent;	/*  */
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| 	int ctxOwner;		/* last context to upload state */
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| 
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| 	int vertex_prim;
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| 
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| 	int pf_enabled;		/* is pageflipping allowed? */
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| 	int pf_active;
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| 	int pf_current_page;	/* which buffer is being displayed? */
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| } drm_i810_sarea_t;
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| 
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| /* WARNING: If you change any of these defines, make sure to change the
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|  * defines in the Xserver file (xf86drmMga.h)
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|  */
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| 
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| /* i810 specific ioctls
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|  * The device specific ioctl range is 0x40 to 0x79.
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|  */
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| #define DRM_I810_INIT		0x00
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| #define DRM_I810_VERTEX		0x01
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| #define DRM_I810_CLEAR		0x02
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| #define DRM_I810_FLUSH		0x03
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| #define DRM_I810_GETAGE		0x04
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| #define DRM_I810_GETBUF		0x05
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| #define DRM_I810_SWAP		0x06
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| #define DRM_I810_COPY		0x07
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| #define DRM_I810_DOCOPY		0x08
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| #define DRM_I810_OV0INFO	0x09
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| #define DRM_I810_FSTATUS	0x0a
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| #define DRM_I810_OV0FLIP	0x0b
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| #define DRM_I810_MC		0x0c
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| #define DRM_I810_RSTATUS	0x0d
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| #define DRM_I810_FLIP		0x0e
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| 
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| #define DRM_IOCTL_I810_INIT		DRM_IOW( DRM_COMMAND_BASE + DRM_I810_INIT, drm_i810_init_t)
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| #define DRM_IOCTL_I810_VERTEX		DRM_IOW( DRM_COMMAND_BASE + DRM_I810_VERTEX, drm_i810_vertex_t)
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| #define DRM_IOCTL_I810_CLEAR		DRM_IOW( DRM_COMMAND_BASE + DRM_I810_CLEAR, drm_i810_clear_t)
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| #define DRM_IOCTL_I810_FLUSH		DRM_IO(  DRM_COMMAND_BASE + DRM_I810_FLUSH)
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| #define DRM_IOCTL_I810_GETAGE		DRM_IO(  DRM_COMMAND_BASE + DRM_I810_GETAGE)
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| #define DRM_IOCTL_I810_GETBUF		DRM_IOWR(DRM_COMMAND_BASE + DRM_I810_GETBUF, drm_i810_dma_t)
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| #define DRM_IOCTL_I810_SWAP		DRM_IO(  DRM_COMMAND_BASE + DRM_I810_SWAP)
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| #define DRM_IOCTL_I810_COPY		DRM_IOW( DRM_COMMAND_BASE + DRM_I810_COPY, drm_i810_copy_t)
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| #define DRM_IOCTL_I810_DOCOPY		DRM_IO(  DRM_COMMAND_BASE + DRM_I810_DOCOPY)
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| #define DRM_IOCTL_I810_OV0INFO		DRM_IOR( DRM_COMMAND_BASE + DRM_I810_OV0INFO, drm_i810_overlay_t)
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| #define DRM_IOCTL_I810_FSTATUS		DRM_IO ( DRM_COMMAND_BASE + DRM_I810_FSTATUS)
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| #define DRM_IOCTL_I810_OV0FLIP		DRM_IO ( DRM_COMMAND_BASE + DRM_I810_OV0FLIP)
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| #define DRM_IOCTL_I810_MC		DRM_IOW( DRM_COMMAND_BASE + DRM_I810_MC, drm_i810_mc_t)
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| #define DRM_IOCTL_I810_RSTATUS		DRM_IO ( DRM_COMMAND_BASE + DRM_I810_RSTATUS)
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| #define DRM_IOCTL_I810_FLIP             DRM_IO ( DRM_COMMAND_BASE + DRM_I810_FLIP)
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| 
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| typedef struct _drm_i810_clear {
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| 	int clear_color;
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| 	int clear_depth;
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| 	int flags;
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| } drm_i810_clear_t;
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| 
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| /* These may be placeholders if we have more cliprects than
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|  * I810_NR_SAREA_CLIPRECTS.  In that case, the client sets discard to
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|  * false, indicating that the buffer will be dispatched again with a
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|  * new set of cliprects.
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|  */
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| typedef struct _drm_i810_vertex {
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| 	int idx;		/* buffer index */
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| 	int used;		/* nr bytes in use */
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| 	int discard;		/* client is finished with the buffer? */
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| } drm_i810_vertex_t;
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| 
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| typedef struct _drm_i810_copy_t {
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| 	int idx;		/* buffer index */
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| 	int used;		/* nr bytes in use */
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| 	void *address;		/* Address to copy from */
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| } drm_i810_copy_t;
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| 
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| #define PR_TRIANGLES         (0x0<<18)
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| #define PR_TRISTRIP_0        (0x1<<18)
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| #define PR_TRISTRIP_1        (0x2<<18)
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| #define PR_TRIFAN            (0x3<<18)
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| #define PR_POLYGON           (0x4<<18)
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| #define PR_LINES             (0x5<<18)
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| #define PR_LINESTRIP         (0x6<<18)
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| #define PR_RECTS             (0x7<<18)
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| #define PR_MASK              (0x7<<18)
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| 
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| typedef struct drm_i810_dma {
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| 	void *virtual;
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| 	int request_idx;
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| 	int request_size;
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| 	int granted;
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| } drm_i810_dma_t;
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| 
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| typedef struct _drm_i810_overlay_t {
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| 	unsigned int offset;	/* Address of the Overlay Regs */
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| 	unsigned int physical;
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| } drm_i810_overlay_t;
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| 
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| typedef struct _drm_i810_mc {
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| 	int idx;		/* buffer index */
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| 	int used;		/* nr bytes in use */
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| 	int num_blocks;		/* number of GFXBlocks */
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| 	int *length;		/* List of lengths for GFXBlocks (FUTURE) */
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| 	unsigned int last_render;	/* Last Render Request */
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| } drm_i810_mc_t;
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| 
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| #endif				/* _I810_DRM_H_ */
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