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AgeCommit message (Expand)Author
2008-09-17[FreeBSD] Convert to using cdevpriv for file_priv trackingRobert Noland
2008-09-10Remove incomplete and obsolete free/net/open code.vehemens
2008-09-08[FreeBSD] We need to call drm_detach before we free dev->driver.Robert Noland
2008-09-07[FreeBSD] Implement drm_ioremap_wc() to set a range of mem to write-combiningRobert Noland
2008-09-06[FreeBSD] IGP gart needs to be un-cached.Robert Noland
2008-09-06Free temp_pagelist on error. Free in reverse order. Noticed by open.vehemens
2008-09-06Pass lock data like linux and open.vehemens
2008-09-06Move order to end like linux.vehemens
2008-09-06Style white space cleanup part 2.vehemens
2008-09-06[FreeBSD] Ensure that drm_pci_alloc is never called while locks are held.Robert Noland
2008-09-05Reorder lock functions like linux.vehemens
2008-09-05Style white space cleanup.vehemens
2008-09-05Need M_NOWAIT for malloc.vehemens
2008-08-29[FreeBSD] Use driver features macros and flagsvehemens
2008-08-29[FreeBSD] Convert drm_driver to a pointer like linux.vehemens
2008-08-29[FreeBSD] Replace typedefs on bsd.vehemens
2008-08-29[FreeBSD] Catch up to vblank rework for via.vehemens
2008-08-29[FreeBSD] Correct debug messagevehemens
2008-08-29[FreeBSD] Fix a couple of locking problems.Robert Noland
2008-08-29[FreeBSD] Increase debugging output for vblank code.Robert Noland
2008-08-29Fix drm_realloc when you're reallocing into something smaller.Tomas Carnecky
2008-08-24[FreeBSD] Add drm_drawable_free_all()Robert Noland
2008-08-24[FreeBSD] Fix long standing memory leak in drm_remove_magic.Robert Noland
2008-08-24[FreeBSD] Move vblank bits into their own structure.vehemens
2008-08-24[FreeBSD] Fix lock leak.vehemens
2008-07-25[FreeBSD] Duh, we need to actually define the drm_modeset_ctl...Robert Noland
2008-07-24[FreeBSD] Catch up to linux on vblank-reworkRobert Noland
2008-07-21[FreeBSD] Improve upper_32_bits define.Robert Noland
2008-07-17[FreeBSD] drm_irq.c updates for vblank fixes.Robert Noland
2008-07-16FreeBSD: Fix radeon buildRobert Noland
2008-07-16BSD: change drm_locked_task*() to use the same scheme as linux.Owain Gordon Ainsworth
2008-07-15[FreeBSD] We aren't allowed to hold locks over bus_dma_tag_create or bus_dmam...Robert Noland
2008-06-13[FreeBSD] Fix another lock leakRobert Noland
2008-06-08I915 suspend/resume for FreeBSDRobert Noland
2008-06-08[FreeBSD] Rework ati_pcigart.cRobert Noland
2008-06-08[FreeBSD] We need to request busmastering support.Robert Noland
2008-06-08[FreeBSD] Incorporate vblank fixes for bsd.Robert Noland
2008-06-08[FreeBSD] Forgot to call mtx_destroy on all the locks at unload.Robert Noland
2008-06-08[FreeBSD] Remove the locks in the vblank_disable_fnRobert Noland
2008-06-08[FreeBSD] Go back to using vbl_lock and move init/destroy to load/unload.Robert Noland
2008-06-01[FreeBSD] Declare vblank_disable_fn callout MPSAFE.Robert Noland
2008-06-01[FreeBSD] Get rid of vbl_lock and re-use irq_lock.Robert Noland
2008-06-01[FreeBSD] Add symlink for radeon_microcode.hRobert Noland
2008-06-01[FreeBSD] Call drm_vblank_cleanup during irq uninstallRobert Noland
2008-05-27[BSD] Move unlock in drm_vm.c from accidental platform #ifdeffing.Owain Ainsworth
2008-05-27[BSD] Fix lock leak in drm_update_draw malloc failure path.Owain Ainsworth
2008-05-27[BSD] Fix lock leaks in error paths in drm_bufs.c.Owain Ainsworth
2008-05-27[BSD] Remove superfluous recursive locking in drm_add_magic.Owain Ainsworth
2008-05-27[FreeBSD] Add vblank-rework support and get drivers building.Robert Noland
2008-05-27[FreeBSD] Convert from drm_device_t to struct drm_device for consistency.Eric Anholt
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/* mga_drv.h -- Private header for the Matrox G200/G400 driver -*- linux-c -*-
 * Created: Mon Dec 13 01:50:01 1999 by jhartmann@precisioninsight.com
 *
 * Copyright 1999 Precision Insight, Inc., Cedar Park, Texas.
 * Copyright 2000 VA Linux Systems, Inc., Sunnyvale, California.
 * All rights reserved.
 *
 * Permission is hereby granted, free of charge, to any person obtaining a
 * copy of this software and associated documentation files (the "Software"),
 * to deal in the Software without restriction, including without limitation
 * the rights to use, copy, modify, merge, publish, distribute, sublicense,
 * and/or sell copies of the Software, and to permit persons to whom the
 * Software is furnished to do so, subject to the following conditions:
 *
 * The above copyright notice and this permission notice (including the next
 * paragraph) shall be included in all copies or substantial portions of the
 * Software.
 *
 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.  IN NO EVENT SHALL
 * VA LINUX SYSTEMS AND/OR ITS SUPPLIERS BE LIABLE FOR ANY CLAIM, DAMAGES OR
 * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
 * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
 * OTHER DEALINGS IN THE SOFTWARE.
 *
 * Authors:
 *    Gareth Hughes <gareth@valinux.com>
 */

#ifndef __MGA_DRV_H__
#define __MGA_DRV_H__

/* General customization:
 */

#define DRIVER_AUTHOR		"Gareth Hughes, VA Linux Systems Inc."

#define DRIVER_NAME		"mga"
#define DRIVER_DESC		"Matrox G200/G400"
#define DRIVER_DATE		"20021029"

#define DRIVER_MAJOR		3
#define DRIVER_MINOR		1
#define DRIVER_PATCHLEVEL	0

typedef struct drm_mga_primary_buffer {
	u8 *start;
	u8 *end;
	int size;

	u32 tail;
	int space;
	volatile long wrapped;

	volatile u32 *status;

	u32 last_flush;
	u32 last_wrap;

	u32 high_mark;
} drm_mga_primary_buffer_t;

typedef struct drm_mga_freelist {
	struct drm_mga_freelist *next;
	struct drm_mga_freelist *prev;
	drm_mga_age_t age;
	drm_buf_t *buf;
} drm_mga_freelist_t;

typedef struct {
	drm_mga_freelist_t *list_entry;
	int discard;
	int dispatched;
} drm_mga_buf_priv_t;

typedef struct drm_mga_private {
	drm_mga_primary_buffer_t prim;
	drm_mga_sarea_t *sarea_priv;

	drm_mga_freelist_t *head;
	drm_mga_freelist_t *tail;

	unsigned int warp_pipe;
	unsigned long warp_pipe_phys[MGA_MAX_WARP_PIPES];

	int chipset;
	int usec_timeout;

	u32 clear_cmd;
	u32 maccess;

	unsigned int fb_cpp;
	unsigned int front_offset;
	unsigned int front_pitch;
	unsigned int back_offset;
	unsigned int back_pitch;

	unsigned int depth_cpp;
	unsigned int depth_offset;
	unsigned int depth_pitch;

	unsigned int texture_offset;
	unsigned int texture_size;

	drm_local_map_t *sarea;
	drm_local_map_t *mmio;
	drm_local_map_t *status;
	drm_local_map_t *warp;
	drm_local_map_t *primary;
	drm_local_map_t *buffers;
	drm_local_map_t *agp_textures;
} drm_mga_private_t;

				/* mga_dma.c */
extern int mga_dma_init(DRM_IOCTL_ARGS);
extern int mga_dma_flush(DRM_IOCTL_ARGS);
extern int mga_dma_reset(DRM_IOCTL_ARGS);
extern int mga_dma_buffers(DRM_IOCTL_ARGS);
extern void mga_driver_pretakedown(drm_device_t * dev);
extern int mga_driver_dma_quiescent(drm_device_t * dev);

extern int mga_do_wait_for_idle(drm_mga_private_t * dev_priv);
extern int mga_do_dma_idle(drm_mga_private_t * dev_priv);
extern int mga_do_dma_reset(drm_mga_private_t * dev_priv);
extern int mga_do_engine_reset(drm_mga_private_t * dev_priv);
extern int mga_do_cleanup_dma(drm_device_t * dev);

extern void mga_do_dma_flush(drm_mga_private_t * dev_priv);
extern void mga_do_dma_wrap_start(drm_mga_private_t * dev_priv);
extern void mga_do_dma_wrap_end(drm_mga_private_t * dev_priv);

extern int mga_freelist_put(drm_device_t * dev, drm_buf_t * buf);

				/* mga_state.c */
extern int mga_dma_clear(DRM_IOCTL_ARGS);
extern int mga_dma_swap(DRM_IOCTL_ARGS);
extern int mga_dma_vertex(DRM_IOCTL_ARGS);
extern int mga_dma_indices(DRM_IOCTL_ARGS);
extern int mga_dma_iload(DRM_IOCTL_ARGS);
extern int mga_dma_blit(DRM_IOCTL_ARGS);
extern int mga_getparam(DRM_IOCTL_ARGS);

				/* mga_warp.c */
extern int mga_warp_install_microcode(drm_mga_private_t * dev_priv);
extern int mga_warp_init(drm_mga_private_t * dev_priv);

extern int mga_driver_vblank_wait(drm_device_t * dev, unsigned int *sequence);
extern irqreturn_t mga_driver_irq_handler(DRM_IRQ_ARGS);
extern void mga_driver_irq_preinstall(drm_device_t * dev);
extern void mga_driver_irq_postinstall(drm_device_t * dev);
extern void mga_driver_irq_uninstall(drm_device_t * dev);

#define mga_flush_write_combine()	DRM_WRITEMEMORYBARRIER()

#if defined(__linux__) && defined(__alpha__)
#define MGA_BASE( reg )		((unsigned long)(dev_priv->mmio->handle))
#define MGA_ADDR( reg )		(MGA_BASE(reg) + reg)

#define MGA_DEREF( reg )	*(volatile u32 *)MGA_ADDR( reg )
#define MGA_DEREF8( reg )	*(volatile u8 *)MGA_ADDR( reg )

#define MGA_READ( reg )		(_MGA_READ((u32 *)MGA_ADDR(reg)))
#define MGA_READ8( reg )	(_MGA_READ((u8 *)MGA_ADDR(reg)))
#define MGA_WRITE( reg, val )	do { DRM_WRITEMEMORYBARRIER(); MGA_DEREF( reg ) = val; } while (0)
#define MGA_WRITE8( reg, val )  do { DRM_WRITEMEMORYBARRIER(); MGA_DEREF8( reg ) = val; } while (0)

static inline u32 _MGA_READ(u32 * addr)
{
	DRM_MEMORYBARRIER();
	return *(volatile u32 *)addr;
}
#else
#define MGA_READ8( reg )	DRM_READ8(dev_priv->mmio, (reg))
#define MGA_READ( reg )		DRM_READ32(dev_priv->mmio, (reg))
#define MGA_WRITE8( reg, val )  DRM_WRITE8(dev_priv->mmio, (reg), (val))
#define MGA_WRITE( reg, val )	DRM_WRITE32(dev_priv->mmio, (reg), (val))
#endif

#define DWGREG0 	0x1c00
#define DWGREG0_END 	0x1dff
#define DWGREG1		0x2c00
#define DWGREG1_END	0x2dff

#define ISREG0(r)	(r >= DWGREG0 && r <= DWGREG0_END)
#define DMAREG0(r)	(u8)((r - DWGREG0) >> 2)
#define DMAREG1(r)	(u8)(((r - DWGREG1) >> 2) | 0x80)
#define DMAREG(r)	(ISREG0(r) ? DMAREG0(r) : DMAREG1(r))

/* ================================================================
 * Helper macross...
 */

#define MGA_EMIT_STATE( dev_priv, dirty )				\
do {									\
	if ( (dirty) & ~MGA_UPLOAD_CLIPRECTS ) {			\
		if ( dev_priv->chipset == MGA_CARD_TYPE_G400 ) {	\
			mga_g400_emit_state( dev_priv );		\
		} else {						\
			mga_g200_emit_state( dev_priv );		\
		}							\
	}								\
} while (0)

#define WRAP_TEST_WITH_RETURN( dev_priv )				\
do {									\
	if ( test_bit( 0, &dev_priv->prim.wrapped ) ) {			\
		if ( mga_is_idle( dev_priv ) ) {			\
			mga_do_dma_wrap_end( dev_priv );		\
		} else if ( dev_priv->prim.space <			\
			    dev_priv->prim.high_mark ) {		\
			if ( MGA_DMA_DEBUG )				\
				DRM_INFO( "%s: wrap...\n", __FUNCTION__ );	\
			return DRM_ERR(EBUSY);			\
		}							\
	}								\
} while (0)

#define WRAP_WAIT_WITH_RETURN( dev_priv )				\
do {									\
	if ( test_bit( 0, &dev_priv->prim.wrapped ) ) {			\
		if ( mga_do_wait_for_idle( dev_priv ) < 0 ) {		\
			if ( MGA_DMA_DEBUG )				\
				DRM_INFO( "%s: wrap...\n", __FUNCTION__ );	\
			return DRM_ERR(EBUSY);			\
		}							\
		mga_do_dma_wrap_end( dev_priv );			\
	}								\
} while (0)

/* ================================================================
 * Primary DMA command stream
 */

#define MGA_VERBOSE	0

#define DMA_LOCALS	unsigned int write; volatile u8 *prim;

#define DMA_BLOCK_SIZE	(5 * sizeof(u32))

#define BEGIN_DMA( n )							\
do {									\
	if ( MGA_VERBOSE ) {						\
		DRM_INFO( "BEGIN_DMA( %d ) in %s\n",			\
			  (n), __FUNCTION__ );				\
		DRM_INFO( "   space=0x%x req=0x%Zx\n",			\
			  dev_priv->prim.space, (n) * DMA_BLOCK_SIZE );	\
	}								\
	prim = dev_priv->prim.start;					\
	write = dev_priv->prim.tail;					\
} while (0)

#define BEGIN_DMA_WRAP()						\
do {									\
	if ( MGA_VERBOSE ) {						\
		DRM_INFO( "BEGIN_DMA() in %s\n", __FUNCTION__ );		\
		DRM_INFO( "   space=0x%x\n", dev_priv->prim.space );	\
	}								\
	prim = dev_priv->prim.start;					\
	write = dev_priv->prim.tail;					\
} while (0)

#define ADVANCE_DMA()							\
do {									\
	dev_priv->prim.tail = write;					\
	if ( MGA_VERBOSE ) {						\
		DRM_INFO( "ADVANCE_DMA() tail=0x%05x sp=0x%x\n",	\
			  write, dev_priv->prim.space );		\
	}								\
} while (0)

#define FLUSH_DMA()							\
do {									\
	if ( 0 ) {							\
		DRM_INFO( "%s:\n", __FUNCTION__ );				\
		DRM_INFO( "   tail=0x%06x head=0x%06lx\n",		\
			  dev_priv->prim.tail,				\
			  MGA_READ( MGA_PRIMADDRESS ) -			\
			  dev_priv->primary->offset );			\
	}								\
	if ( !test_bit( 0, &dev_priv->prim.wrapped ) ) {		\
		if ( dev_priv->prim.space <				\
		     dev_priv->prim.high_mark ) {			\
			mga_do_dma_wrap_start( dev_priv );		\
		} else {						\
			mga_do_dma_flush( dev_priv );			\
		}							\
	}								\
} while (0)

/* Never use this, always use DMA_BLOCK(...) for primary DMA output.
 */
#define DMA_WRITE( offset, val )					\
do {									\
	if ( MGA_VERBOSE ) {						\
		DRM_INFO( "   DMA_WRITE( 0x%08x ) at 0x%04Zx\n",	\
			  (u32)(val), write + (offset) * sizeof(u32) );	\
	}								\
	*(volatile u32 *)(prim + write + (offset) * sizeof(u32)) = val;	\
} while (0)

#define DMA_BLOCK( reg0, val0, reg1, val1, reg2, val2, reg3, val3 )	\
do {									\
	DMA_WRITE( 0, ((DMAREG( reg0 ) << 0) |				\
		       (DMAREG( reg1 ) << 8) |				\
		       (DMAREG( reg2 ) << 16) |				\
		       (DMAREG( reg3 ) << 24)) );			\
	DMA_WRITE( 1, val0 );						\
	DMA_WRITE( 2, val1 );						\
	DMA_WRITE( 3, val2 );						\
	DMA_WRITE( 4, val3 );						\
	write += DMA_BLOCK_SIZE;					\
} while (0)

/* Buffer aging via primary DMA stream head pointer.
 */

#define SET_AGE( age, h, w )						\
do {									\
	(age)->head = h;						\
	(age)->wrap = w;						\
} while (0)

#define TEST_AGE( age, h, w )		( (age)->wrap < w ||		\
					  ( (age)->wrap == w &&		\
					    (age)->head < h ) )

#define AGE_BUFFER( buf_priv )						\
do {									\
	drm_mga_freelist_t *entry = (buf_priv)->list_entry;		\
	if ( (buf_priv)->dispatched ) {					\
		entry->age.head = (dev_priv->prim.tail +		\
				   dev_priv->primary->offset);		\
		entry->age.wrap = dev_priv->sarea_priv->last_wrap;	\
	} else {							\
		entry->age.head = 0;					\
		entry->age.wrap = 0;					\
	}								\
} while (0)

#define MGA_ENGINE_IDLE_MASK		(MGA_SOFTRAPEN |		\
					 MGA_DWGENGSTS |		\
					 MGA_ENDPRDMASTS)
#define MGA_DMA_IDLE_MASK		(MGA_SOFTRAPEN |		\
					 MGA_ENDPRDMASTS)

#define MGA_DMA_DEBUG			0

/* A reduced set of the mga registers.
 */
#define MGA_CRTC_INDEX			0x1fd4
#define MGA_CRTC_DATA			0x1fd5

/* CRTC11 */
#define MGA_VINTCLR			(1 << 4)
#define MGA_VINTEN			(1 << 5)

#define MGA_ALPHACTRL 			0x2c7c
#define MGA_AR0 			0x1c60
#define MGA_AR1 			0x1c64
#define MGA_AR2 			0x1c68
#define MGA_AR3 			0x1c6c
#define MGA_AR4 			0x1c70
#define MGA_AR5 			0x1c74
#define MGA_AR6 			0x1c78

#define MGA_CXBNDRY			0x1c80
#define MGA_CXLEFT 			0x1ca0
#define MGA_CXRIGHT			0x1ca4

#define MGA_DMAPAD 			0x1c54
#define MGA_DSTORG 			0x2cb8
#define MGA_DWGCTL 			0x1c00
#	define MGA_OPCOD_MASK			(15 << 0)
#	define MGA_OPCOD_TRAP			(4 << 0)
#	define MGA_OPCOD_TEXTURE_TRAP		(6 << 0)
#	define MGA_OPCOD_BITBLT			(8 << 0)
#	define MGA_OPCOD_ILOAD			(9 << 0)
#	define MGA_ATYPE_MASK			(7 << 4)
#	define MGA_ATYPE_RPL			(0 << 4)
#	define MGA_ATYPE_RSTR			(1 << 4)
#	define MGA_ATYPE_ZI			(3 << 4)
#	define MGA_ATYPE_BLK			(4 << 4)
#	define MGA_ATYPE_I			(7 << 4)
#	define MGA_LINEAR			(1 << 7)
#	define MGA_ZMODE_MASK			(7 << 8)
#	define MGA_ZMODE_NOZCMP			(0 << 8)
#	define MGA_ZMODE_ZE			(2 << 8)
#	define MGA_ZMODE_ZNE			(3 << 8)
#	define MGA_ZMODE_ZLT			(4 << 8)
#	define MGA_ZMODE_ZLTE			(5 << 8)
#	define MGA_ZMODE_ZGT			(6 << 8)
#	define MGA_ZMODE_ZGTE			(7 << 8)
#	define MGA_SOLID			(1 << 11)
#	define MGA_ARZERO			(1 << 12)
#	define MGA_SGNZERO			(1 << 13)
#	define MGA_SHIFTZERO			(1 << 14)
#	define MGA_BOP_MASK			(15 << 16)
#	define MGA_BOP_ZERO			(0 << 16)
#	define MGA_BOP_DST			(10 << 16)
#	define MGA_BOP_SRC			(12 << 16)
#	define MGA_BOP_ONE			(15 << 16)
#	define MGA_TRANS_SHIFT			20
#	define MGA_TRANS_MASK			(15 << 20)
#	define MGA_BLTMOD_MASK			(15 << 25)
#	define MGA_BLTMOD_BMONOLEF		(0 << 25)
#	define MGA_BLTMOD_BMONOWF		(4 << 25)
#	define MGA_BLTMOD_PLAN			(1 << 25)
#	define MGA_BLTMOD_BFCOL			(2 << 25)
#	define MGA_BLTMOD_BU32BGR		(3 << 25)
#	define MGA_BLTMOD_BU32RGB		(7 << 25)
#	define MGA_BLTMOD_BU24BGR		(11 << 25)
#	define MGA_BLTMOD_BU24RGB		(15 << 25)
#	define MGA_PATTERN			(1 << 29)
#	define MGA_TRANSC			(1 << 30)
#	define MGA_CLIPDIS			(1 << 31)
#define MGA_DWGSYNC			0x2c4c

#define MGA_FCOL 			0x1c24
#define MGA_FIFOSTATUS 			0x1e10
#define MGA_FOGCOL 			0x1cf4
#define MGA_FXBNDRY			0x1c84
#define MGA_FXLEFT 			0x1ca8
#define MGA_FXRIGHT			0x1cac

#define MGA_ICLEAR 			0x1e18
#	define MGA_SOFTRAPICLR			(1 << 0)
#	define MGA_VLINEICLR			(1 << 5)
#define MGA_IEN 			0x1e1c
#	define MGA_SOFTRAPIEN			(1 << 0)
#	define MGA_VLINEIEN			(1 << 5)

#define MGA_LEN 			0x1c5c

#define MGA_MACCESS			0x1c04

#define MGA_PITCH 			0x1c8c
#define MGA_PLNWT 			0x1c1c
#define MGA_PRIMADDRESS 		0x1e58
#	define MGA_DMA_GENERAL			(0 << 0)
#	define MGA_DMA_BLIT			(1 << 0)
#	define MGA_DMA_VECTOR			(2 << 0)
#	define MGA_DMA_VERTEX			(3 << 0)
#define MGA_PRIMEND			0x1e5c
#	define MGA_PRIMNOSTART			(1 << 0)
#	define MGA_PAGPXFER			(1 << 1)
#define MGA_PRIMPTR			0x1e50
#	define MGA_PRIMPTREN0			(1 << 0)
#	define MGA_PRIMPTREN1			(1 << 1)

#define MGA_RST 			0x1e40