drm: Remove the obsolete driver-savage

Commit 399516ab0f ("MAINTAINERS: Add a bunch of legacy (UMS) DRM drivers")
marked savage driver obsolete 7 years ago.
And the mesa UMD of this drm driver already in deprecated list
in the link: https://docs.mesa3d.org/systems.html
S3 Savage-->drivers/gpu/drm/savage

It's time to remove this driver.

Signed-off-by: Cai Huoqing <cai.huoqing@linux.dev>
Acked-by: Daniel Vetter <daniel.vetter@ffwll.ch>
Acked-by: Dave Airlie <airlied@redhat.com>
Acked-by: Thomas Zimmermann <tzimmermann@suse.de>
Signed-off-by: Thomas Zimmermann <tzimmermann@suse.de>
Link: https://patchwork.freedesktop.org/patch/msgid/20221203102502.3185-5-cai.huoqing@linux.dev
This commit is contained in:
Cai Huoqing 2022-12-03 18:22:55 +08:00 committed by Thomas Zimmermann
parent 28483b8666
commit 7872bc2cb1
8 changed files with 0 additions and 3159 deletions

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@ -421,13 +421,6 @@ config DRM_VIA
Choose this option if you have a Via unichrome or compatible video
chipset. If M is selected the module will be called via.
config DRM_SAVAGE
tristate "Savage video cards"
depends on DRM && PCI
help
Choose this option if you have a Savage3D/4/SuperSavage/Pro/Twister
chipset. If M is selected the module will be called savage.
endif # DRM_LEGACY
config DRM_EXPORT_FOR_TESTS

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@ -142,7 +142,6 @@ obj-$(CONFIG_DRM_MGAG200) += mgag200/
obj-$(CONFIG_DRM_V3D) += v3d/
obj-$(CONFIG_DRM_VC4) += vc4/
obj-$(CONFIG_DRM_SIS) += sis/
obj-$(CONFIG_DRM_SAVAGE)+= savage/
obj-$(CONFIG_DRM_VMWGFX)+= vmwgfx/
obj-$(CONFIG_DRM_VIA) +=via/
obj-$(CONFIG_DRM_VGEM) += vgem/

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@ -1,9 +0,0 @@
# SPDX-License-Identifier: GPL-2.0-only
#
# Makefile for the drm device driver. This driver provides support for the
# Direct Rendering Infrastructure (DRI) in XFree86 4.1.0 and higher.
savage-y := savage_drv.o savage_bci.o savage_state.o
obj-$(CONFIG_DRM_SAVAGE)+= savage.o

File diff suppressed because it is too large Load Diff

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@ -1,91 +0,0 @@
/* savage_drv.c -- Savage driver for Linux
*
* Copyright 2004 Felix Kuehling
* 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, sub license,
* 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
* NON-INFRINGEMENT. IN NO EVENT SHALL FELIX KUEHLING 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.
*/
#include <linux/module.h>
#include <linux/pci.h>
#include <drm/drm_drv.h>
#include <drm/drm_file.h>
#include <drm/drm_pciids.h>
#include "savage_drv.h"
static struct pci_device_id pciidlist[] = {
savage_PCI_IDS
};
static const struct file_operations savage_driver_fops = {
.owner = THIS_MODULE,
.open = drm_open,
.release = drm_release,
.unlocked_ioctl = drm_ioctl,
.mmap = drm_legacy_mmap,
.poll = drm_poll,
.compat_ioctl = drm_compat_ioctl,
.llseek = noop_llseek,
};
static struct drm_driver driver = {
.driver_features =
DRIVER_USE_AGP | DRIVER_HAVE_DMA | DRIVER_PCI_DMA | DRIVER_LEGACY,
.dev_priv_size = sizeof(drm_savage_buf_priv_t),
.load = savage_driver_load,
.firstopen = savage_driver_firstopen,
.preclose = savage_reclaim_buffers,
.lastclose = savage_driver_lastclose,
.unload = savage_driver_unload,
.ioctls = savage_ioctls,
.dma_ioctl = savage_bci_buffers,
.fops = &savage_driver_fops,
.name = DRIVER_NAME,
.desc = DRIVER_DESC,
.date = DRIVER_DATE,
.major = DRIVER_MAJOR,
.minor = DRIVER_MINOR,
.patchlevel = DRIVER_PATCHLEVEL,
};
static struct pci_driver savage_pci_driver = {
.name = DRIVER_NAME,
.id_table = pciidlist,
};
static int __init savage_init(void)
{
driver.num_ioctls = savage_max_ioctl;
return drm_legacy_pci_init(&driver, &savage_pci_driver);
}
static void __exit savage_exit(void)
{
drm_legacy_pci_exit(&driver, &savage_pci_driver);
}
module_init(savage_init);
module_exit(savage_exit);
MODULE_AUTHOR(DRIVER_AUTHOR);
MODULE_DESCRIPTION(DRIVER_DESC);
MODULE_LICENSE("GPL and additional rights");

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@ -1,580 +0,0 @@
/* savage_drv.h -- Private header for the savage driver */
/*
* Copyright 2004 Felix Kuehling
* 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, sub license,
* 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
* NON-INFRINGEMENT. IN NO EVENT SHALL FELIX KUEHLING 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.
*/
#ifndef __SAVAGE_DRV_H__
#define __SAVAGE_DRV_H__
#include <linux/io.h>
#include <drm/drm_ioctl.h>
#include <drm/drm_legacy.h>
#include <drm/savage_drm.h>
#define DRIVER_AUTHOR "Felix Kuehling"
#define DRIVER_NAME "savage"
#define DRIVER_DESC "Savage3D/MX/IX, Savage4, SuperSavage, Twister, ProSavage[DDR]"
#define DRIVER_DATE "20050313"
#define DRIVER_MAJOR 2
#define DRIVER_MINOR 4
#define DRIVER_PATCHLEVEL 1
/* Interface history:
*
* 1.x The DRM driver from the VIA/S3 code drop, basically a dummy
* 2.0 The first real DRM
* 2.1 Scissors registers managed by the DRM, 3D operations clipped by
* cliprects of the cmdbuf ioctl
* 2.2 Implemented SAVAGE_CMD_DMA_IDX and SAVAGE_CMD_VB_IDX
* 2.3 Event counters used by BCI_EVENT_EMIT/WAIT ioctls are now 32 bits
* wide and thus very long lived (unlikely to ever wrap). The size
* in the struct was 32 bits before, but only 16 bits were used
* 2.4 Implemented command DMA. Now drm_savage_init_t.cmd_dma_offset is
* actually used
*/
typedef struct drm_savage_age {
uint16_t event;
unsigned int wrap;
} drm_savage_age_t;
typedef struct drm_savage_buf_priv {
struct drm_savage_buf_priv *next;
struct drm_savage_buf_priv *prev;
drm_savage_age_t age;
struct drm_buf *buf;
} drm_savage_buf_priv_t;
typedef struct drm_savage_dma_page {
drm_savage_age_t age;
unsigned int used, flushed;
} drm_savage_dma_page_t;
#define SAVAGE_DMA_PAGE_SIZE 1024 /* in dwords */
/* Fake DMA buffer size in bytes. 4 pages. Allows a maximum command
* size of 16kbytes or 4k entries. Minimum requirement would be
* 10kbytes for 255 40-byte vertices in one drawing command. */
#define SAVAGE_FAKE_DMA_SIZE (SAVAGE_DMA_PAGE_SIZE*4*4)
/* interesting bits of hardware state that are saved in dev_priv */
typedef union {
struct drm_savage_common_state {
uint32_t vbaddr;
} common;
struct {
unsigned char pad[sizeof(struct drm_savage_common_state)];
uint32_t texctrl, texaddr;
uint32_t scstart, new_scstart;
uint32_t scend, new_scend;
} s3d;
struct {
unsigned char pad[sizeof(struct drm_savage_common_state)];
uint32_t texdescr, texaddr0, texaddr1;
uint32_t drawctrl0, new_drawctrl0;
uint32_t drawctrl1, new_drawctrl1;
} s4;
} drm_savage_state_t;
/* these chip tags should match the ones in the 2D driver in savage_regs.h. */
enum savage_family {
S3_UNKNOWN = 0,
S3_SAVAGE3D,
S3_SAVAGE_MX,
S3_SAVAGE4,
S3_PROSAVAGE,
S3_TWISTER,
S3_PROSAVAGEDDR,
S3_SUPERSAVAGE,
S3_SAVAGE2000,
S3_LAST
};
extern const struct drm_ioctl_desc savage_ioctls[];
extern int savage_max_ioctl;
#define S3_SAVAGE3D_SERIES(chip) ((chip>=S3_SAVAGE3D) && (chip<=S3_SAVAGE_MX))
#define S3_SAVAGE4_SERIES(chip) ((chip==S3_SAVAGE4) \
|| (chip==S3_PROSAVAGE) \
|| (chip==S3_TWISTER) \
|| (chip==S3_PROSAVAGEDDR))
#define S3_SAVAGE_MOBILE_SERIES(chip) ((chip==S3_SAVAGE_MX) || (chip==S3_SUPERSAVAGE))
#define S3_SAVAGE_SERIES(chip) ((chip>=S3_SAVAGE3D) && (chip<=S3_SAVAGE2000))
#define S3_MOBILE_TWISTER_SERIES(chip) ((chip==S3_TWISTER) \
||(chip==S3_PROSAVAGEDDR))
/* flags */
#define SAVAGE_IS_AGP 1
typedef struct drm_savage_private {
drm_savage_sarea_t *sarea_priv;
drm_savage_buf_priv_t head, tail;
/* who am I? */
enum savage_family chipset;
unsigned int cob_size;
unsigned int bci_threshold_lo, bci_threshold_hi;
unsigned int dma_type;
/* frame buffer layout */
unsigned int fb_bpp;
unsigned int front_offset, front_pitch;
unsigned int back_offset, back_pitch;
unsigned int depth_bpp;
unsigned int depth_offset, depth_pitch;
/* bitmap descriptors for swap and clear */
unsigned int front_bd, back_bd, depth_bd;
/* local textures */
unsigned int texture_offset;
unsigned int texture_size;
/* memory regions in physical memory */
drm_local_map_t *sarea;
drm_local_map_t *mmio;
drm_local_map_t *fb;
drm_local_map_t *aperture;
drm_local_map_t *status;
drm_local_map_t *agp_textures;
drm_local_map_t *cmd_dma;
drm_local_map_t fake_dma;
int mtrr_handles[3];
/* BCI and status-related stuff */
volatile uint32_t *status_ptr, *bci_ptr;
uint32_t status_used_mask;
uint16_t event_counter;
unsigned int event_wrap;
/* Savage4 command DMA */
drm_savage_dma_page_t *dma_pages;
unsigned int nr_dma_pages, first_dma_page, current_dma_page;
drm_savage_age_t last_dma_age;
/* saved hw state for global/local check on S3D */
uint32_t hw_draw_ctrl, hw_zbuf_ctrl;
/* and for scissors (global, so don't emit if not changed) */
uint32_t hw_scissors_start, hw_scissors_end;
drm_savage_state_t state;
/* after emitting a wait cmd Savage3D needs 63 nops before next DMA */
unsigned int waiting;
/* config/hardware-dependent function pointers */
int (*wait_fifo) (struct drm_savage_private * dev_priv, unsigned int n);
int (*wait_evnt) (struct drm_savage_private * dev_priv, uint16_t e);
/* Err, there is a macro wait_event in include/linux/wait.h.
* Avoid unwanted macro expansion. */
void (*emit_clip_rect) (struct drm_savage_private * dev_priv,
const struct drm_clip_rect * pbox);
void (*dma_flush) (struct drm_savage_private * dev_priv);
} drm_savage_private_t;
/* ioctls */
extern int savage_bci_cmdbuf(struct drm_device *dev, void *data, struct drm_file *file_priv);
extern int savage_bci_buffers(struct drm_device *dev, void *data, struct drm_file *file_priv);
/* BCI functions */
extern uint16_t savage_bci_emit_event(drm_savage_private_t * dev_priv,
unsigned int flags);
extern void savage_freelist_put(struct drm_device * dev, struct drm_buf * buf);
extern void savage_dma_reset(drm_savage_private_t * dev_priv);
extern void savage_dma_wait(drm_savage_private_t * dev_priv, unsigned int page);
extern uint32_t *savage_dma_alloc(drm_savage_private_t * dev_priv,
unsigned int n);
extern int savage_driver_load(struct drm_device *dev, unsigned long chipset);
extern int savage_driver_firstopen(struct drm_device *dev);
extern void savage_driver_lastclose(struct drm_device *dev);
extern void savage_driver_unload(struct drm_device *dev);
extern void savage_reclaim_buffers(struct drm_device *dev,
struct drm_file *file_priv);
/* state functions */
extern void savage_emit_clip_rect_s3d(drm_savage_private_t * dev_priv,
const struct drm_clip_rect * pbox);
extern void savage_emit_clip_rect_s4(drm_savage_private_t * dev_priv,
const struct drm_clip_rect * pbox);
#define SAVAGE_FB_SIZE_S3 0x01000000 /* 16MB */
#define SAVAGE_FB_SIZE_S4 0x02000000 /* 32MB */
#define SAVAGE_MMIO_SIZE 0x00080000 /* 512kB */
#define SAVAGE_APERTURE_OFFSET 0x02000000 /* 32MB */
#define SAVAGE_APERTURE_SIZE 0x05000000 /* 5 tiled surfaces, 16MB each */
#define SAVAGE_BCI_OFFSET 0x00010000 /* offset of the BCI region
* inside the MMIO region */
#define SAVAGE_BCI_FIFO_SIZE 32 /* number of entries in on-chip
* BCI FIFO */
/*
* MMIO registers
*/
#define SAVAGE_STATUS_WORD0 0x48C00
#define SAVAGE_STATUS_WORD1 0x48C04
#define SAVAGE_ALT_STATUS_WORD0 0x48C60
#define SAVAGE_FIFO_USED_MASK_S3D 0x0001ffff
#define SAVAGE_FIFO_USED_MASK_S4 0x001fffff
/* Copied from savage_bci.h in the 2D driver with some renaming. */
/* Bitmap descriptors */
#define SAVAGE_BD_STRIDE_SHIFT 0
#define SAVAGE_BD_BPP_SHIFT 16
#define SAVAGE_BD_TILE_SHIFT 24
#define SAVAGE_BD_BW_DISABLE (1<<28)
/* common: */
#define SAVAGE_BD_TILE_LINEAR 0
/* savage4, MX, IX, 3D */
#define SAVAGE_BD_TILE_16BPP 2
#define SAVAGE_BD_TILE_32BPP 3
/* twister, prosavage, DDR, supersavage, 2000 */
#define SAVAGE_BD_TILE_DEST 1
#define SAVAGE_BD_TILE_TEXTURE 2
/* GBD - BCI enable */
/* savage4, MX, IX, 3D */
#define SAVAGE_GBD_BCI_ENABLE 8
/* twister, prosavage, DDR, supersavage, 2000 */
#define SAVAGE_GBD_BCI_ENABLE_TWISTER 0
#define SAVAGE_GBD_BIG_ENDIAN 4
#define SAVAGE_GBD_LITTLE_ENDIAN 0
#define SAVAGE_GBD_64 1
/* Global Bitmap Descriptor */
#define SAVAGE_BCI_GLB_BD_LOW 0x8168
#define SAVAGE_BCI_GLB_BD_HIGH 0x816C
/*
* BCI registers
*/
/* Savage4/Twister/ProSavage 3D registers */
#define SAVAGE_DRAWLOCALCTRL_S4 0x1e
#define SAVAGE_TEXPALADDR_S4 0x1f
#define SAVAGE_TEXCTRL0_S4 0x20
#define SAVAGE_TEXCTRL1_S4 0x21
#define SAVAGE_TEXADDR0_S4 0x22
#define SAVAGE_TEXADDR1_S4 0x23
#define SAVAGE_TEXBLEND0_S4 0x24
#define SAVAGE_TEXBLEND1_S4 0x25
#define SAVAGE_TEXXPRCLR_S4 0x26 /* never used */
#define SAVAGE_TEXDESCR_S4 0x27
#define SAVAGE_FOGTABLE_S4 0x28
#define SAVAGE_FOGCTRL_S4 0x30
#define SAVAGE_STENCILCTRL_S4 0x31
#define SAVAGE_ZBUFCTRL_S4 0x32
#define SAVAGE_ZBUFOFF_S4 0x33
#define SAVAGE_DESTCTRL_S4 0x34
#define SAVAGE_DRAWCTRL0_S4 0x35
#define SAVAGE_DRAWCTRL1_S4 0x36
#define SAVAGE_ZWATERMARK_S4 0x37
#define SAVAGE_DESTTEXRWWATERMARK_S4 0x38
#define SAVAGE_TEXBLENDCOLOR_S4 0x39
/* Savage3D/MX/IX 3D registers */
#define SAVAGE_TEXPALADDR_S3D 0x18
#define SAVAGE_TEXXPRCLR_S3D 0x19 /* never used */
#define SAVAGE_TEXADDR_S3D 0x1A
#define SAVAGE_TEXDESCR_S3D 0x1B
#define SAVAGE_TEXCTRL_S3D 0x1C
#define SAVAGE_FOGTABLE_S3D 0x20
#define SAVAGE_FOGCTRL_S3D 0x30
#define SAVAGE_DRAWCTRL_S3D 0x31
#define SAVAGE_ZBUFCTRL_S3D 0x32
#define SAVAGE_ZBUFOFF_S3D 0x33
#define SAVAGE_DESTCTRL_S3D 0x34
#define SAVAGE_SCSTART_S3D 0x35
#define SAVAGE_SCEND_S3D 0x36
#define SAVAGE_ZWATERMARK_S3D 0x37
#define SAVAGE_DESTTEXRWWATERMARK_S3D 0x38
/* common stuff */
#define SAVAGE_VERTBUFADDR 0x3e
#define SAVAGE_BITPLANEWTMASK 0xd7
#define SAVAGE_DMABUFADDR 0x51
/* texture enable bits (needed for tex addr checking) */
#define SAVAGE_TEXCTRL_TEXEN_MASK 0x00010000 /* S3D */
#define SAVAGE_TEXDESCR_TEX0EN_MASK 0x02000000 /* S4 */
#define SAVAGE_TEXDESCR_TEX1EN_MASK 0x04000000 /* S4 */
/* Global fields in Savage4/Twister/ProSavage 3D registers:
*
* All texture registers and DrawLocalCtrl are local. All other
* registers are global. */
/* Global fields in Savage3D/MX/IX 3D registers:
*
* All texture registers are local. DrawCtrl and ZBufCtrl are
* partially local. All other registers are global.
*
* DrawCtrl global fields: cullMode, alphaTestCmpFunc, alphaTestEn, alphaRefVal
* ZBufCtrl global fields: zCmpFunc, zBufEn
*/
#define SAVAGE_DRAWCTRL_S3D_GLOBAL 0x03f3c00c
#define SAVAGE_ZBUFCTRL_S3D_GLOBAL 0x00000027
/* Masks for scissor bits (drawCtrl[01] on s4, scissorStart/End on s3d)
*/
#define SAVAGE_SCISSOR_MASK_S4 0x00fff7ff
#define SAVAGE_SCISSOR_MASK_S3D 0x07ff07ff
/*
* BCI commands
*/
#define BCI_CMD_NOP 0x40000000
#define BCI_CMD_RECT 0x48000000
#define BCI_CMD_RECT_XP 0x01000000
#define BCI_CMD_RECT_YP 0x02000000
#define BCI_CMD_SCANLINE 0x50000000
#define BCI_CMD_LINE 0x5C000000
#define BCI_CMD_LINE_LAST_PIXEL 0x58000000
#define BCI_CMD_BYTE_TEXT 0x63000000
#define BCI_CMD_NT_BYTE_TEXT 0x67000000
#define BCI_CMD_BIT_TEXT 0x6C000000
#define BCI_CMD_GET_ROP(cmd) (((cmd) >> 16) & 0xFF)
#define BCI_CMD_SET_ROP(cmd, rop) ((cmd) |= ((rop & 0xFF) << 16))
#define BCI_CMD_SEND_COLOR 0x00008000
#define BCI_CMD_CLIP_NONE 0x00000000
#define BCI_CMD_CLIP_CURRENT 0x00002000
#define BCI_CMD_CLIP_LR 0x00004000
#define BCI_CMD_CLIP_NEW 0x00006000
#define BCI_CMD_DEST_GBD 0x00000000
#define BCI_CMD_DEST_PBD 0x00000800
#define BCI_CMD_DEST_PBD_NEW 0x00000C00
#define BCI_CMD_DEST_SBD 0x00001000
#define BCI_CMD_DEST_SBD_NEW 0x00001400
#define BCI_CMD_SRC_TRANSPARENT 0x00000200
#define BCI_CMD_SRC_SOLID 0x00000000
#define BCI_CMD_SRC_GBD 0x00000020
#define BCI_CMD_SRC_COLOR 0x00000040
#define BCI_CMD_SRC_MONO 0x00000060
#define BCI_CMD_SRC_PBD_COLOR 0x00000080
#define BCI_CMD_SRC_PBD_MONO 0x000000A0
#define BCI_CMD_SRC_PBD_COLOR_NEW 0x000000C0
#define BCI_CMD_SRC_PBD_MONO_NEW 0x000000E0
#define BCI_CMD_SRC_SBD_COLOR 0x00000100
#define BCI_CMD_SRC_SBD_MONO 0x00000120
#define BCI_CMD_SRC_SBD_COLOR_NEW 0x00000140
#define BCI_CMD_SRC_SBD_MONO_NEW 0x00000160
#define BCI_CMD_PAT_TRANSPARENT 0x00000010
#define BCI_CMD_PAT_NONE 0x00000000
#define BCI_CMD_PAT_COLOR 0x00000002
#define BCI_CMD_PAT_MONO 0x00000003
#define BCI_CMD_PAT_PBD_COLOR 0x00000004
#define BCI_CMD_PAT_PBD_MONO 0x00000005
#define BCI_CMD_PAT_PBD_COLOR_NEW 0x00000006
#define BCI_CMD_PAT_PBD_MONO_NEW 0x00000007
#define BCI_CMD_PAT_SBD_COLOR 0x00000008
#define BCI_CMD_PAT_SBD_MONO 0x00000009
#define BCI_CMD_PAT_SBD_COLOR_NEW 0x0000000A
#define BCI_CMD_PAT_SBD_MONO_NEW 0x0000000B
#define BCI_BD_BW_DISABLE 0x10000000
#define BCI_BD_TILE_MASK 0x03000000
#define BCI_BD_TILE_NONE 0x00000000
#define BCI_BD_TILE_16 0x02000000
#define BCI_BD_TILE_32 0x03000000
#define BCI_BD_GET_BPP(bd) (((bd) >> 16) & 0xFF)
#define BCI_BD_SET_BPP(bd, bpp) ((bd) |= (((bpp) & 0xFF) << 16))
#define BCI_BD_GET_STRIDE(bd) ((bd) & 0xFFFF)
#define BCI_BD_SET_STRIDE(bd, st) ((bd) |= ((st) & 0xFFFF))
#define BCI_CMD_SET_REGISTER 0x96000000
#define BCI_CMD_WAIT 0xC0000000
#define BCI_CMD_WAIT_3D 0x00010000
#define BCI_CMD_WAIT_2D 0x00020000
#define BCI_CMD_UPDATE_EVENT_TAG 0x98000000
#define BCI_CMD_DRAW_PRIM 0x80000000
#define BCI_CMD_DRAW_INDEXED_PRIM 0x88000000
#define BCI_CMD_DRAW_CONT 0x01000000
#define BCI_CMD_DRAW_TRILIST 0x00000000
#define BCI_CMD_DRAW_TRISTRIP 0x02000000
#define BCI_CMD_DRAW_TRIFAN 0x04000000
#define BCI_CMD_DRAW_SKIPFLAGS 0x000000ff
#define BCI_CMD_DRAW_NO_Z 0x00000001
#define BCI_CMD_DRAW_NO_W 0x00000002
#define BCI_CMD_DRAW_NO_CD 0x00000004
#define BCI_CMD_DRAW_NO_CS 0x00000008
#define BCI_CMD_DRAW_NO_U0 0x00000010
#define BCI_CMD_DRAW_NO_V0 0x00000020
#define BCI_CMD_DRAW_NO_UV0 0x00000030
#define BCI_CMD_DRAW_NO_U1 0x00000040
#define BCI_CMD_DRAW_NO_V1 0x00000080
#define BCI_CMD_DRAW_NO_UV1 0x000000c0
#define BCI_CMD_DMA 0xa8000000
#define BCI_W_H(w, h) ((((h) << 16) | (w)) & 0x0FFF0FFF)
#define BCI_X_Y(x, y) ((((y) << 16) | (x)) & 0x0FFF0FFF)
#define BCI_X_W(x, y) ((((w) << 16) | (x)) & 0x0FFF0FFF)
#define BCI_CLIP_LR(l, r) ((((r) << 16) | (l)) & 0x0FFF0FFF)
#define BCI_CLIP_TL(t, l) ((((t) << 16) | (l)) & 0x0FFF0FFF)
#define BCI_CLIP_BR(b, r) ((((b) << 16) | (r)) & 0x0FFF0FFF)
#define BCI_LINE_X_Y(x, y) (((y) << 16) | ((x) & 0xFFFF))
#define BCI_LINE_STEPS(diag, axi) (((axi) << 16) | ((diag) & 0xFFFF))
#define BCI_LINE_MISC(maj, ym, xp, yp, err) \
(((maj) & 0x1FFF) | \
((ym) ? 1<<13 : 0) | \
((xp) ? 1<<14 : 0) | \
((yp) ? 1<<15 : 0) | \
((err) << 16))
/*
* common commands
*/
#define BCI_SET_REGISTERS( first, n ) \
BCI_WRITE(BCI_CMD_SET_REGISTER | \
((uint32_t)(n) & 0xff) << 16 | \
((uint32_t)(first) & 0xffff))
#define DMA_SET_REGISTERS( first, n ) \
DMA_WRITE(BCI_CMD_SET_REGISTER | \
((uint32_t)(n) & 0xff) << 16 | \
((uint32_t)(first) & 0xffff))
#define BCI_DRAW_PRIMITIVE(n, type, skip) \
BCI_WRITE(BCI_CMD_DRAW_PRIM | (type) | (skip) | \
((n) << 16))
#define DMA_DRAW_PRIMITIVE(n, type, skip) \
DMA_WRITE(BCI_CMD_DRAW_PRIM | (type) | (skip) | \
((n) << 16))
#define BCI_DRAW_INDICES_S3D(n, type, i0) \
BCI_WRITE(BCI_CMD_DRAW_INDEXED_PRIM | (type) | \
((n) << 16) | (i0))
#define BCI_DRAW_INDICES_S4(n, type, skip) \
BCI_WRITE(BCI_CMD_DRAW_INDEXED_PRIM | (type) | \
(skip) | ((n) << 16))
#define BCI_DMA(n) \
BCI_WRITE(BCI_CMD_DMA | (((n) >> 1) - 1))
/*
* access to MMIO
*/
#define SAVAGE_READ(reg) \
readl(((void __iomem *)dev_priv->mmio->handle) + (reg))
#define SAVAGE_WRITE(reg) \
writel(val, ((void __iomem *)dev_priv->mmio->handle) + (reg))
/*
* access to the burst command interface (BCI)
*/
#define SAVAGE_BCI_DEBUG 1
#define BCI_LOCALS volatile uint32_t *bci_ptr;
#define BEGIN_BCI( n ) do { \
dev_priv->wait_fifo(dev_priv, (n)); \
bci_ptr = dev_priv->bci_ptr; \
} while(0)
#define BCI_WRITE( val ) *bci_ptr++ = (uint32_t)(val)
/*
* command DMA support
*/
#define SAVAGE_DMA_DEBUG 1
#define DMA_LOCALS uint32_t *dma_ptr;
#define BEGIN_DMA( n ) do { \
unsigned int cur = dev_priv->current_dma_page; \
unsigned int rest = SAVAGE_DMA_PAGE_SIZE - \
dev_priv->dma_pages[cur].used; \
if ((n) > rest) { \
dma_ptr = savage_dma_alloc(dev_priv, (n)); \
} else { /* fast path for small allocations */ \
dma_ptr = (uint32_t *)dev_priv->cmd_dma->handle + \
cur * SAVAGE_DMA_PAGE_SIZE + \
dev_priv->dma_pages[cur].used; \
if (dev_priv->dma_pages[cur].used == 0) \
savage_dma_wait(dev_priv, cur); \
dev_priv->dma_pages[cur].used += (n); \
} \
} while(0)
#define DMA_WRITE( val ) *dma_ptr++ = (uint32_t)(val)
#define DMA_COPY(src, n) do { \
memcpy(dma_ptr, (src), (n)*4); \
dma_ptr += n; \
} while(0)
#if SAVAGE_DMA_DEBUG
#define DMA_COMMIT() do { \
unsigned int cur = dev_priv->current_dma_page; \
uint32_t *expected = (uint32_t *)dev_priv->cmd_dma->handle + \
cur * SAVAGE_DMA_PAGE_SIZE + \
dev_priv->dma_pages[cur].used; \
if (dma_ptr != expected) { \
DRM_ERROR("DMA allocation and use don't match: " \
"%p != %p\n", expected, dma_ptr); \
savage_dma_reset(dev_priv); \
} \
} while(0)
#else
#define DMA_COMMIT() do {/* nothing */} while(0)
#endif
#define DMA_FLUSH() dev_priv->dma_flush(dev_priv)
/* Buffer aging via event tag
*/
#define UPDATE_EVENT_COUNTER( ) do { \
if (dev_priv->status_ptr) { \
uint16_t count; \
/* coordinate with Xserver */ \
count = dev_priv->status_ptr[1023]; \
if (count < dev_priv->event_counter) \
dev_priv->event_wrap++; \
dev_priv->event_counter = count; \
} \
} while(0)
#define SET_AGE( age, e, w ) do { \
(age)->event = e; \
(age)->wrap = w; \
} while(0)
#define TEST_AGE( age, e, w ) \
( (age)->wrap < (w) || ( (age)->wrap == (w) && (age)->event <= (e) ) )
#endif /* __SAVAGE_DRV_H__ */

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/* savage_drm.h -- Public header for the savage driver
*
* Copyright 2004 Felix Kuehling
* 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, sub license,
* 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
* NON-INFRINGEMENT. IN NO EVENT SHALL FELIX KUEHLING 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.
*/
#ifndef __SAVAGE_DRM_H__
#define __SAVAGE_DRM_H__
#include "drm.h"
#if defined(__cplusplus)
extern "C" {
#endif
#ifndef __SAVAGE_SAREA_DEFINES__
#define __SAVAGE_SAREA_DEFINES__
/* 2 heaps (1 for card, 1 for agp), each divided into up to 128
* regions, subject to a minimum region size of (1<<16) == 64k.
*
* Clients may subdivide regions internally, but when sharing between
* clients, the region size is the minimum granularity.
*/
#define SAVAGE_CARD_HEAP 0
#define SAVAGE_AGP_HEAP 1
#define SAVAGE_NR_TEX_HEAPS 2
#define SAVAGE_NR_TEX_REGIONS 16
#define SAVAGE_LOG_MIN_TEX_REGION_SIZE 16
#endif /* __SAVAGE_SAREA_DEFINES__ */
typedef struct _drm_savage_sarea {
/* LRU lists for texture memory in agp space and on the card.
*/
struct drm_tex_region texList[SAVAGE_NR_TEX_HEAPS][SAVAGE_NR_TEX_REGIONS +
1];
unsigned int texAge[SAVAGE_NR_TEX_HEAPS];
/* Mechanism to validate card state.
*/
int ctxOwner;
} drm_savage_sarea_t, *drm_savage_sarea_ptr;
/* Savage-specific ioctls
*/
#define DRM_SAVAGE_BCI_INIT 0x00
#define DRM_SAVAGE_BCI_CMDBUF 0x01
#define DRM_SAVAGE_BCI_EVENT_EMIT 0x02
#define DRM_SAVAGE_BCI_EVENT_WAIT 0x03
#define DRM_IOCTL_SAVAGE_BCI_INIT DRM_IOW( DRM_COMMAND_BASE + DRM_SAVAGE_BCI_INIT, drm_savage_init_t)
#define DRM_IOCTL_SAVAGE_BCI_CMDBUF DRM_IOW( DRM_COMMAND_BASE + DRM_SAVAGE_BCI_CMDBUF, drm_savage_cmdbuf_t)
#define DRM_IOCTL_SAVAGE_BCI_EVENT_EMIT DRM_IOWR(DRM_COMMAND_BASE + DRM_SAVAGE_BCI_EVENT_EMIT, drm_savage_event_emit_t)
#define DRM_IOCTL_SAVAGE_BCI_EVENT_WAIT DRM_IOW( DRM_COMMAND_BASE + DRM_SAVAGE_BCI_EVENT_WAIT, drm_savage_event_wait_t)
#define SAVAGE_DMA_PCI 1
#define SAVAGE_DMA_AGP 3
typedef struct drm_savage_init {
enum {
SAVAGE_INIT_BCI = 1,
SAVAGE_CLEANUP_BCI = 2
} func;
unsigned int sarea_priv_offset;
/* some parameters */
unsigned int cob_size;
unsigned int bci_threshold_lo, bci_threshold_hi;
unsigned int dma_type;
/* frame buffer layout */
unsigned int fb_bpp;
unsigned int front_offset, front_pitch;
unsigned int back_offset, back_pitch;
unsigned int depth_bpp;
unsigned int depth_offset, depth_pitch;
/* local textures */
unsigned int texture_offset;
unsigned int texture_size;
/* physical locations of non-permanent maps */
unsigned long status_offset;
unsigned long buffers_offset;
unsigned long agp_textures_offset;
unsigned long cmd_dma_offset;
} drm_savage_init_t;
typedef union drm_savage_cmd_header drm_savage_cmd_header_t;
typedef struct drm_savage_cmdbuf {
/* command buffer in client's address space */
drm_savage_cmd_header_t __user *cmd_addr;
unsigned int size; /* size of the command buffer in 64bit units */
unsigned int dma_idx; /* DMA buffer index to use */
int discard; /* discard DMA buffer when done */
/* vertex buffer in client's address space */
unsigned int __user *vb_addr;
unsigned int vb_size; /* size of client vertex buffer in bytes */
unsigned int vb_stride; /* stride of vertices in 32bit words */
/* boxes in client's address space */
struct drm_clip_rect __user *box_addr;
unsigned int nbox; /* number of clipping boxes */
} drm_savage_cmdbuf_t;
#define SAVAGE_WAIT_2D 0x1 /* wait for 2D idle before updating event tag */
#define SAVAGE_WAIT_3D 0x2 /* wait for 3D idle before updating event tag */
#define SAVAGE_WAIT_IRQ 0x4 /* emit or wait for IRQ, not implemented yet */
typedef struct drm_savage_event {
unsigned int count;
unsigned int flags;
} drm_savage_event_emit_t, drm_savage_event_wait_t;
/* Commands for the cmdbuf ioctl
*/
#define SAVAGE_CMD_STATE 0 /* a range of state registers */
#define SAVAGE_CMD_DMA_PRIM 1 /* vertices from DMA buffer */
#define SAVAGE_CMD_VB_PRIM 2 /* vertices from client vertex buffer */
#define SAVAGE_CMD_DMA_IDX 3 /* indexed vertices from DMA buffer */
#define SAVAGE_CMD_VB_IDX 4 /* indexed vertices client vertex buffer */
#define SAVAGE_CMD_CLEAR 5 /* clear buffers */
#define SAVAGE_CMD_SWAP 6 /* swap buffers */
/* Primitive types
*/
#define SAVAGE_PRIM_TRILIST 0 /* triangle list */
#define SAVAGE_PRIM_TRISTRIP 1 /* triangle strip */
#define SAVAGE_PRIM_TRIFAN 2 /* triangle fan */
#define SAVAGE_PRIM_TRILIST_201 3 /* reorder verts for correct flat
* shading on s3d */
/* Skip flags (vertex format)
*/
#define SAVAGE_SKIP_Z 0x01
#define SAVAGE_SKIP_W 0x02
#define SAVAGE_SKIP_C0 0x04
#define SAVAGE_SKIP_C1 0x08
#define SAVAGE_SKIP_S0 0x10
#define SAVAGE_SKIP_T0 0x20
#define SAVAGE_SKIP_ST0 0x30
#define SAVAGE_SKIP_S1 0x40
#define SAVAGE_SKIP_T1 0x80
#define SAVAGE_SKIP_ST1 0xc0
#define SAVAGE_SKIP_ALL_S3D 0x3f
#define SAVAGE_SKIP_ALL_S4 0xff
/* Buffer names for clear command
*/
#define SAVAGE_FRONT 0x1
#define SAVAGE_BACK 0x2
#define SAVAGE_DEPTH 0x4
/* 64-bit command header
*/
union drm_savage_cmd_header {
struct {
unsigned char cmd; /* command */
unsigned char pad0;
unsigned short pad1;
unsigned short pad2;
unsigned short pad3;
} cmd; /* generic */
struct {
unsigned char cmd;
unsigned char global; /* need idle engine? */
unsigned short count; /* number of consecutive registers */
unsigned short start; /* first register */
unsigned short pad3;
} state; /* SAVAGE_CMD_STATE */
struct {
unsigned char cmd;
unsigned char prim; /* primitive type */
unsigned short skip; /* vertex format (skip flags) */
unsigned short count; /* number of vertices */
unsigned short start; /* first vertex in DMA/vertex buffer */
} prim; /* SAVAGE_CMD_DMA_PRIM, SAVAGE_CMD_VB_PRIM */
struct {
unsigned char cmd;
unsigned char prim;
unsigned short skip;
unsigned short count; /* number of indices that follow */
unsigned short pad3;
} idx; /* SAVAGE_CMD_DMA_IDX, SAVAGE_CMD_VB_IDX */
struct {
unsigned char cmd;
unsigned char pad0;
unsigned short pad1;
unsigned int flags;
} clear0; /* SAVAGE_CMD_CLEAR */
struct {
unsigned int mask;
unsigned int value;
} clear1; /* SAVAGE_CMD_CLEAR data */
};
#if defined(__cplusplus)
}
#endif
#endif