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-rw-r--r--linux/r128_state.c1595
1 files changed, 0 insertions, 1595 deletions
diff --git a/linux/r128_state.c b/linux/r128_state.c
deleted file mode 100644
index a5b925f5..00000000
--- a/linux/r128_state.c
+++ /dev/null
@@ -1,1595 +0,0 @@
-/* r128_state.c -- State support for r128 -*- linux-c -*-
- * Created: Thu Jan 27 02:53:43 2000 by gareth@valinux.com
- *
- * 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
- * PRECISION INSIGHT 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>
- */
-
-#define __NO_VERSION__
-#include "r128.h"
-#include "drmP.h"
-#include "drm.h"
-#include "r128_drm.h"
-#include "r128_drv.h"
-#include "drm.h"
-#include <linux/delay.h>
-
-
-/* ================================================================
- * CCE hardware state programming functions
- */
-
-static void r128_emit_clip_rects( drm_r128_private_t *dev_priv,
- drm_clip_rect_t *boxes, int count )
-{
- u32 aux_sc_cntl = 0x00000000;
- RING_LOCALS;
- DRM_DEBUG( " %s\n", __FUNCTION__ );
-
- BEGIN_RING( 17 );
-
- if ( count >= 1 ) {
- OUT_RING( CCE_PACKET0( R128_AUX1_SC_LEFT, 3 ) );
- OUT_RING( boxes[0].x1 );
- OUT_RING( boxes[0].x2 - 1 );
- OUT_RING( boxes[0].y1 );
- OUT_RING( boxes[0].y2 - 1 );
-
- aux_sc_cntl |= (R128_AUX1_SC_EN | R128_AUX1_SC_MODE_OR);
- }
- if ( count >= 2 ) {
- OUT_RING( CCE_PACKET0( R128_AUX2_SC_LEFT, 3 ) );
- OUT_RING( boxes[1].x1 );
- OUT_RING( boxes[1].x2 - 1 );
- OUT_RING( boxes[1].y1 );
- OUT_RING( boxes[1].y2 - 1 );
-
- aux_sc_cntl |= (R128_AUX2_SC_EN | R128_AUX2_SC_MODE_OR);
- }
- if ( count >= 3 ) {
- OUT_RING( CCE_PACKET0( R128_AUX3_SC_LEFT, 3 ) );
- OUT_RING( boxes[2].x1 );
- OUT_RING( boxes[2].x2 - 1 );
- OUT_RING( boxes[2].y1 );
- OUT_RING( boxes[2].y2 - 1 );
-
- aux_sc_cntl |= (R128_AUX3_SC_EN | R128_AUX3_SC_MODE_OR);
- }
-
- OUT_RING( CCE_PACKET0( R128_AUX_SC_CNTL, 0 ) );
- OUT_RING( aux_sc_cntl );
-
- ADVANCE_RING();
-}
-
-static inline void r128_emit_core( drm_r128_private_t *dev_priv )
-{
- drm_r128_sarea_t *sarea_priv = dev_priv->sarea_priv;
- drm_r128_context_regs_t *ctx = &sarea_priv->context_state;
- RING_LOCALS;
- DRM_DEBUG( " %s\n", __FUNCTION__ );
-
- BEGIN_RING( 2 );
-
- OUT_RING( CCE_PACKET0( R128_SCALE_3D_CNTL, 0 ) );
- OUT_RING( ctx->scale_3d_cntl );
-
- ADVANCE_RING();
-}
-
-static inline void r128_emit_context( drm_r128_private_t *dev_priv )
-{
- drm_r128_sarea_t *sarea_priv = dev_priv->sarea_priv;
- drm_r128_context_regs_t *ctx = &sarea_priv->context_state;
- RING_LOCALS;
- DRM_DEBUG( " %s\n", __FUNCTION__ );
-
- BEGIN_RING( 13 );
-
- OUT_RING( CCE_PACKET0( R128_DST_PITCH_OFFSET_C, 11 ) );
- OUT_RING( ctx->dst_pitch_offset_c );
- OUT_RING( ctx->dp_gui_master_cntl_c );
- OUT_RING( ctx->sc_top_left_c );
- OUT_RING( ctx->sc_bottom_right_c );
- OUT_RING( ctx->z_offset_c );
- OUT_RING( ctx->z_pitch_c );
- OUT_RING( ctx->z_sten_cntl_c );
- OUT_RING( ctx->tex_cntl_c );
- OUT_RING( ctx->misc_3d_state_cntl_reg );
- OUT_RING( ctx->texture_clr_cmp_clr_c );
- OUT_RING( ctx->texture_clr_cmp_msk_c );
- OUT_RING( ctx->fog_color_c );
-
- ADVANCE_RING();
-}
-
-static inline void r128_emit_setup( drm_r128_private_t *dev_priv )
-{
- drm_r128_sarea_t *sarea_priv = dev_priv->sarea_priv;
- drm_r128_context_regs_t *ctx = &sarea_priv->context_state;
- RING_LOCALS;
- DRM_DEBUG( " %s\n", __FUNCTION__ );
-
- BEGIN_RING( 3 );
-
- OUT_RING( CCE_PACKET1( R128_SETUP_CNTL, R128_PM4_VC_FPU_SETUP ) );
- OUT_RING( ctx->setup_cntl );
- OUT_RING( ctx->pm4_vc_fpu_setup );
-
- ADVANCE_RING();
-}
-
-static inline void r128_emit_masks( drm_r128_private_t *dev_priv )
-{
- drm_r128_sarea_t *sarea_priv = dev_priv->sarea_priv;
- drm_r128_context_regs_t *ctx = &sarea_priv->context_state;
- RING_LOCALS;
- DRM_DEBUG( " %s\n", __FUNCTION__ );
-
- BEGIN_RING( 5 );
-
- OUT_RING( CCE_PACKET0( R128_DP_WRITE_MASK, 0 ) );
- OUT_RING( ctx->dp_write_mask );
-
- OUT_RING( CCE_PACKET0( R128_STEN_REF_MASK_C, 1 ) );
- OUT_RING( ctx->sten_ref_mask_c );
- OUT_RING( ctx->plane_3d_mask_c );
-
- ADVANCE_RING();
-}
-
-static inline void r128_emit_window( drm_r128_private_t *dev_priv )
-{
- drm_r128_sarea_t *sarea_priv = dev_priv->sarea_priv;
- drm_r128_context_regs_t *ctx = &sarea_priv->context_state;
- RING_LOCALS;
- DRM_DEBUG( " %s\n", __FUNCTION__ );
-
- BEGIN_RING( 2 );
-
- OUT_RING( CCE_PACKET0( R128_WINDOW_XY_OFFSET, 0 ) );
- OUT_RING( ctx->window_xy_offset );
-
- ADVANCE_RING();
-}
-
-static inline void r128_emit_tex0( drm_r128_private_t *dev_priv )
-{
- drm_r128_sarea_t *sarea_priv = dev_priv->sarea_priv;
- drm_r128_context_regs_t *ctx = &sarea_priv->context_state;
- drm_r128_texture_regs_t *tex = &sarea_priv->tex_state[0];
- int i;
- RING_LOCALS;
- DRM_DEBUG( " %s\n", __FUNCTION__ );
-
- BEGIN_RING( 7 + R128_MAX_TEXTURE_LEVELS );
-
- OUT_RING( CCE_PACKET0( R128_PRIM_TEX_CNTL_C,
- 2 + R128_MAX_TEXTURE_LEVELS ) );
- OUT_RING( tex->tex_cntl );
- OUT_RING( tex->tex_combine_cntl );
- OUT_RING( ctx->tex_size_pitch_c );
- for ( i = 0 ; i < R128_MAX_TEXTURE_LEVELS ; i++ ) {
- OUT_RING( tex->tex_offset[i] );
- }
-
- OUT_RING( CCE_PACKET0( R128_CONSTANT_COLOR_C, 1 ) );
- OUT_RING( ctx->constant_color_c );
- OUT_RING( tex->tex_border_color );
-
- ADVANCE_RING();
-}
-
-static inline void r128_emit_tex1( drm_r128_private_t *dev_priv )
-{
- drm_r128_sarea_t *sarea_priv = dev_priv->sarea_priv;
- drm_r128_texture_regs_t *tex = &sarea_priv->tex_state[1];
- int i;
- RING_LOCALS;
- DRM_DEBUG( " %s\n", __FUNCTION__ );
-
- BEGIN_RING( 5 + R128_MAX_TEXTURE_LEVELS );
-
- OUT_RING( CCE_PACKET0( R128_SEC_TEX_CNTL_C,
- 1 + R128_MAX_TEXTURE_LEVELS ) );
- OUT_RING( tex->tex_cntl );
- OUT_RING( tex->tex_combine_cntl );
- for ( i = 0 ; i < R128_MAX_TEXTURE_LEVELS ; i++ ) {
- OUT_RING( tex->tex_offset[i] );
- }
-
- OUT_RING( CCE_PACKET0( R128_SEC_TEXTURE_BORDER_COLOR_C, 0 ) );
- OUT_RING( tex->tex_border_color );
-
- ADVANCE_RING();
-}
-
-static inline void r128_emit_state( drm_r128_private_t *dev_priv )
-{
- drm_r128_sarea_t *sarea_priv = dev_priv->sarea_priv;
- unsigned int dirty = sarea_priv->dirty;
-
- DRM_DEBUG( "%s: dirty=0x%08x\n", __FUNCTION__, dirty );
-
- if ( dirty & R128_UPLOAD_CORE ) {
- r128_emit_core( dev_priv );
- sarea_priv->dirty &= ~R128_UPLOAD_CORE;
- }
-
- if ( dirty & R128_UPLOAD_CONTEXT ) {
- r128_emit_context( dev_priv );
- sarea_priv->dirty &= ~R128_UPLOAD_CONTEXT;
- }
-
- if ( dirty & R128_UPLOAD_SETUP ) {
- r128_emit_setup( dev_priv );
- sarea_priv->dirty &= ~R128_UPLOAD_SETUP;
- }
-
- if ( dirty & R128_UPLOAD_MASKS ) {
- r128_emit_masks( dev_priv );
- sarea_priv->dirty &= ~R128_UPLOAD_MASKS;
- }
-
- if ( dirty & R128_UPLOAD_WINDOW ) {
- r128_emit_window( dev_priv );
- sarea_priv->dirty &= ~R128_UPLOAD_WINDOW;
- }
-
- if ( dirty & R128_UPLOAD_TEX0 ) {
- r128_emit_tex0( dev_priv );
- sarea_priv->dirty &= ~R128_UPLOAD_TEX0;
- }
-
- if ( dirty & R128_UPLOAD_TEX1 ) {
- r128_emit_tex1( dev_priv );
- sarea_priv->dirty &= ~R128_UPLOAD_TEX1;
- }
-
- /* Turn off the texture cache flushing */
- sarea_priv->context_state.tex_cntl_c &= ~R128_TEX_CACHE_FLUSH;
-
- sarea_priv->dirty &= ~R128_REQUIRE_QUIESCENCE;
-}
-
-
-#if R128_PERFORMANCE_BOXES
-/* ================================================================
- * Performance monitoring functions
- */
-
-static void r128_clear_box( drm_r128_private_t *dev_priv,
- int x, int y, int w, int h,
- int r, int g, int b )
-{
- u32 pitch, offset;
- u32 fb_bpp, color;
- RING_LOCALS;
-
- switch ( dev_priv->fb_bpp ) {
- case 16:
- fb_bpp = R128_GMC_DST_16BPP;
- color = (((r & 0xf8) << 8) |
- ((g & 0xfc) << 3) |
- ((b & 0xf8) >> 3));
- break;
- case 24:
- fb_bpp = R128_GMC_DST_24BPP;
- color = ((r << 16) | (g << 8) | b);
- break;
- case 32:
- fb_bpp = R128_GMC_DST_32BPP;
- color = (((0xff) << 24) | (r << 16) | (g << 8) | b);
- break;
- default:
- return;
- }
-
- offset = dev_priv->back_offset;
- pitch = dev_priv->back_pitch >> 3;
-
- BEGIN_RING( 6 );
-
- OUT_RING( CCE_PACKET3( R128_CNTL_PAINT_MULTI, 4 ) );
- OUT_RING( R128_GMC_DST_PITCH_OFFSET_CNTL |
- R128_GMC_BRUSH_SOLID_COLOR |
- fb_bpp |
- R128_GMC_SRC_DATATYPE_COLOR |
- R128_ROP3_P |
- R128_GMC_CLR_CMP_CNTL_DIS |
- R128_GMC_AUX_CLIP_DIS );
-
- OUT_RING( (pitch << 21) | (offset >> 5) );
- OUT_RING( color );
-
- OUT_RING( (x << 16) | y );
- OUT_RING( (w << 16) | h );
-
- ADVANCE_RING();
-}
-
-static void r128_cce_performance_boxes( drm_r128_private_t *dev_priv )
-{
- if ( atomic_read( &dev_priv->idle_count ) == 0 ) {
- r128_clear_box( dev_priv, 64, 4, 8, 8, 0, 255, 0 );
- } else {
- atomic_set( &dev_priv->idle_count, 0 );
- }
-}
-
-#endif
-
-
-/* ================================================================
- * CCE command dispatch functions
- */
-
-static void r128_print_dirty( const char *msg, unsigned int flags )
-{
- DRM_INFO( "%s: (0x%x) %s%s%s%s%s%s%s%s%s\n",
- msg,
- flags,
- (flags & R128_UPLOAD_CORE) ? "core, " : "",
- (flags & R128_UPLOAD_CONTEXT) ? "context, " : "",
- (flags & R128_UPLOAD_SETUP) ? "setup, " : "",
- (flags & R128_UPLOAD_TEX0) ? "tex0, " : "",
- (flags & R128_UPLOAD_TEX1) ? "tex1, " : "",
- (flags & R128_UPLOAD_MASKS) ? "masks, " : "",
- (flags & R128_UPLOAD_WINDOW) ? "window, " : "",
- (flags & R128_UPLOAD_CLIPRECTS) ? "cliprects, " : "",
- (flags & R128_REQUIRE_QUIESCENCE) ? "quiescence, " : "" );
-}
-
-static void r128_cce_dispatch_clear( drm_device_t *dev,
- drm_r128_clear_t *clear )
-{
- drm_r128_private_t *dev_priv = dev->dev_private;
- drm_r128_sarea_t *sarea_priv = dev_priv->sarea_priv;
- int nbox = sarea_priv->nbox;
- drm_clip_rect_t *pbox = sarea_priv->boxes;
- unsigned int flags = clear->flags;
- int i;
- RING_LOCALS;
- DRM_DEBUG( "%s\n", __FUNCTION__ );
-
- if ( dev_priv->page_flipping && dev_priv->current_page == 1 ) {
- unsigned int tmp = flags;
-
- flags &= ~(R128_FRONT | R128_BACK);
- if ( tmp & R128_FRONT ) flags |= R128_BACK;
- if ( tmp & R128_BACK ) flags |= R128_FRONT;
- }
-
- for ( i = 0 ; i < nbox ; i++ ) {
- int x = pbox[i].x1;
- int y = pbox[i].y1;
- int w = pbox[i].x2 - x;
- int h = pbox[i].y2 - y;
-
- DRM_DEBUG( "dispatch clear %d,%d-%d,%d flags 0x%x\n",
- pbox[i].x1, pbox[i].y1, pbox[i].x2,
- pbox[i].y2, flags );
-
- if ( flags & (R128_FRONT | R128_BACK) ) {
- BEGIN_RING( 2 );
-
- OUT_RING( CCE_PACKET0( R128_DP_WRITE_MASK, 0 ) );
- OUT_RING( clear->color_mask );
-
- ADVANCE_RING();
- }
-
- if ( flags & R128_FRONT ) {
- BEGIN_RING( 6 );
-
- OUT_RING( CCE_PACKET3( R128_CNTL_PAINT_MULTI, 4 ) );
- OUT_RING( R128_GMC_DST_PITCH_OFFSET_CNTL |
- R128_GMC_BRUSH_SOLID_COLOR |
- (dev_priv->color_fmt << 8) |
- R128_GMC_SRC_DATATYPE_COLOR |
- R128_ROP3_P |
- R128_GMC_CLR_CMP_CNTL_DIS |
- R128_GMC_AUX_CLIP_DIS );
-
- OUT_RING( dev_priv->front_pitch_offset_c );
- OUT_RING( clear->clear_color );
-
- OUT_RING( (x << 16) | y );
- OUT_RING( (w << 16) | h );
-
- ADVANCE_RING();
- }
-
- if ( flags & R128_BACK ) {
- BEGIN_RING( 6 );
-
- OUT_RING( CCE_PACKET3( R128_CNTL_PAINT_MULTI, 4 ) );
- OUT_RING( R128_GMC_DST_PITCH_OFFSET_CNTL |
- R128_GMC_BRUSH_SOLID_COLOR |
- (dev_priv->color_fmt << 8) |
- R128_GMC_SRC_DATATYPE_COLOR |
- R128_ROP3_P |
- R128_GMC_CLR_CMP_CNTL_DIS |
- R128_GMC_AUX_CLIP_DIS );
-
- OUT_RING( dev_priv->back_pitch_offset_c );
- OUT_RING( clear->clear_color );
-
- OUT_RING( (x << 16) | y );
- OUT_RING( (w << 16) | h );
-
- ADVANCE_RING();
- }
-
- if ( flags & R128_DEPTH ) {
- BEGIN_RING( 6 );
-
- OUT_RING( CCE_PACKET3( R128_CNTL_PAINT_MULTI, 4 ) );
- OUT_RING( R128_GMC_DST_PITCH_OFFSET_CNTL |
- R128_GMC_BRUSH_SOLID_COLOR |
- (dev_priv->depth_fmt << 8) |
- R128_GMC_SRC_DATATYPE_COLOR |
- R128_ROP3_P |
- R128_GMC_CLR_CMP_CNTL_DIS |
- R128_GMC_AUX_CLIP_DIS |
- R128_GMC_WR_MSK_DIS );
-
- OUT_RING( dev_priv->depth_pitch_offset_c );
- OUT_RING( clear->clear_depth );
-
- OUT_RING( (x << 16) | y );
- OUT_RING( (w << 16) | h );
-
- ADVANCE_RING();
- }
- }
-}
-
-static void r128_cce_dispatch_swap( drm_device_t *dev )
-{
- drm_r128_private_t *dev_priv = dev->dev_private;
- drm_r128_sarea_t *sarea_priv = dev_priv->sarea_priv;
- int nbox = sarea_priv->nbox;
- drm_clip_rect_t *pbox = sarea_priv->boxes;
- int i;
- RING_LOCALS;
- DRM_DEBUG( "%s\n", __FUNCTION__ );
-
-#if R128_PERFORMANCE_BOXES
- /* Do some trivial performance monitoring...
- */
- r128_cce_performance_boxes( dev_priv );
-#endif
-
- for ( i = 0 ; i < nbox ; i++ ) {
- int x = pbox[i].x1;
- int y = pbox[i].y1;
- int w = pbox[i].x2 - x;
- int h = pbox[i].y2 - y;
-
- BEGIN_RING( 7 );
-
- OUT_RING( CCE_PACKET3( R128_CNTL_BITBLT_MULTI, 5 ) );
- OUT_RING( R128_GMC_SRC_PITCH_OFFSET_CNTL |
- R128_GMC_DST_PITCH_OFFSET_CNTL |
- R128_GMC_BRUSH_NONE |
- (dev_priv->color_fmt << 8) |
- R128_GMC_SRC_DATATYPE_COLOR |
- R128_ROP3_S |
- R128_DP_SRC_SOURCE_MEMORY |
- R128_GMC_CLR_CMP_CNTL_DIS |
- R128_GMC_AUX_CLIP_DIS |
- R128_GMC_WR_MSK_DIS );
-
- OUT_RING( dev_priv->back_pitch_offset_c );
- OUT_RING( dev_priv->front_pitch_offset_c );
-
- OUT_RING( (x << 16) | y );
- OUT_RING( (x << 16) | y );
- OUT_RING( (w << 16) | h );
-
- ADVANCE_RING();
- }
-
- /* Increment the frame counter. The client-side 3D driver must
- * throttle the framerate by waiting for this value before
- * performing the swapbuffer ioctl.
- */
- dev_priv->sarea_priv->last_frame++;
-
- BEGIN_RING( 2 );
-
- OUT_RING( CCE_PACKET0( R128_LAST_FRAME_REG, 0 ) );
- OUT_RING( dev_priv->sarea_priv->last_frame );
-
- ADVANCE_RING();
-}
-
-static void r128_cce_dispatch_flip( drm_device_t *dev )
-{
- drm_r128_private_t *dev_priv = dev->dev_private;
- RING_LOCALS;
- DRM_DEBUG( "%s: page=%d\n", __FUNCTION__, dev_priv->current_page );
-
-#if R128_PERFORMANCE_BOXES
- /* Do some trivial performance monitoring...
- */
- r128_cce_performance_boxes( dev_priv );
-#endif
-
- BEGIN_RING( 4 );
-
- R128_WAIT_UNTIL_PAGE_FLIPPED();
- OUT_RING( CCE_PACKET0( R128_CRTC_OFFSET, 0 ) );
-
- if ( dev_priv->current_page == 0 ) {
- OUT_RING( dev_priv->back_offset );
- dev_priv->current_page = 1;
- } else {
- OUT_RING( dev_priv->front_offset );
- dev_priv->current_page = 0;
- }
-
- ADVANCE_RING();
-
- /* Increment the frame counter. The client-side 3D driver must
- * throttle the framerate by waiting for this value before
- * performing the swapbuffer ioctl.
- */
- dev_priv->sarea_priv->last_frame++;
-
- BEGIN_RING( 2 );
-
- OUT_RING( CCE_PACKET0( R128_LAST_FRAME_REG, 0 ) );
- OUT_RING( dev_priv->sarea_priv->last_frame );
-
- ADVANCE_RING();
-}
-
-static void r128_cce_dispatch_vertex( drm_device_t *dev,
- drm_buf_t *buf )
-{
- drm_r128_private_t *dev_priv = dev->dev_private;
- drm_r128_buf_priv_t *buf_priv = buf->dev_private;
- drm_r128_sarea_t *sarea_priv = dev_priv->sarea_priv;
- int format = sarea_priv->vc_format;
- int offset = buf->bus_address;
- int size = buf->used;
- int prim = buf_priv->prim;
- int i = 0;
- RING_LOCALS;
- DRM_DEBUG( "%s: buf=%d nbox=%d\n",
- __FUNCTION__, buf->idx, sarea_priv->nbox );
-
- if ( 0 )
- r128_print_dirty( "dispatch_vertex", sarea_priv->dirty );
-
- if ( buf->used ) {
- buf_priv->dispatched = 1;
-
- if ( sarea_priv->dirty & ~R128_UPLOAD_CLIPRECTS ) {
- r128_emit_state( dev_priv );
- }
-
- do {
- /* Emit the next set of up to three cliprects */
- if ( i < sarea_priv->nbox ) {
- r128_emit_clip_rects( dev_priv,
- &sarea_priv->boxes[i],
- sarea_priv->nbox - i );
- }
-
- /* Emit the vertex buffer rendering commands */
- BEGIN_RING( 5 );
-
- OUT_RING( CCE_PACKET3( R128_3D_RNDR_GEN_INDX_PRIM, 3 ) );
- OUT_RING( offset );
- OUT_RING( size );
- OUT_RING( format );
- OUT_RING( prim | R128_CCE_VC_CNTL_PRIM_WALK_LIST |
- (size << R128_CCE_VC_CNTL_NUM_SHIFT) );
-
- ADVANCE_RING();
-
- i += 3;
- } while ( i < sarea_priv->nbox );
- }
-
- if ( buf_priv->discard ) {
- buf_priv->age = dev_priv->sarea_priv->last_dispatch;
-
- /* Emit the vertex buffer age */
- BEGIN_RING( 2 );
-
- OUT_RING( CCE_PACKET0( R128_LAST_DISPATCH_REG, 0 ) );
- OUT_RING( buf_priv->age );
-
- ADVANCE_RING();
-
- buf->pending = 1;
- buf->used = 0;
- /* FIXME: Check dispatched field */
- buf_priv->dispatched = 0;
- }
-
- dev_priv->sarea_priv->last_dispatch++;
-
- sarea_priv->dirty &= ~R128_UPLOAD_CLIPRECTS;
- sarea_priv->nbox = 0;
-}
-
-static void r128_cce_dispatch_indirect( drm_device_t *dev,
- drm_buf_t *buf,
- int start, int end )
-{
- drm_r128_private_t *dev_priv = dev->dev_private;
- drm_r128_buf_priv_t *buf_priv = buf->dev_private;
- RING_LOCALS;
- DRM_DEBUG( "indirect: buf=%d s=0x%x e=0x%x\n",
- buf->idx, start, end );
-
- if ( start != end ) {
- int offset = buf->bus_address + start;
- int dwords = (end - start + 3) / sizeof(u32);
-
- /* Indirect buffer data must be an even number of
- * dwords, so if we've been given an odd number we must
- * pad the data with a Type-2 CCE packet.
- */
- if ( dwords & 1 ) {
- u32 *data = (u32 *)
- ((char *)dev_priv->buffers->handle
- + buf->offset + start);
- data[dwords++] = cpu_to_le32( R128_CCE_PACKET2 );
- }
-
- buf_priv->dispatched = 1;
-
- /* Fire off the indirect buffer */
- BEGIN_RING( 3 );
-
- OUT_RING( CCE_PACKET0( R128_PM4_IW_INDOFF, 1 ) );
- OUT_RING( offset );
- OUT_RING( dwords );
-
- ADVANCE_RING();
- }
-
- if ( buf_priv->discard ) {
- buf_priv->age = dev_priv->sarea_priv->last_dispatch;
-
- /* Emit the indirect buffer age */
- BEGIN_RING( 2 );
-
- OUT_RING( CCE_PACKET0( R128_LAST_DISPATCH_REG, 0 ) );
- OUT_RING( buf_priv->age );
-
- ADVANCE_RING();
-
- buf->pending = 1;
- buf->used = 0;
- /* FIXME: Check dispatched field */
- buf_priv->dispatched = 0;
- }
-
- dev_priv->sarea_priv->last_dispatch++;
-}
-
-static void r128_cce_dispatch_indices( drm_device_t *dev,
- drm_buf_t *buf,
- int start, int end,
- int count )
-{
- drm_r128_private_t *dev_priv = dev->dev_private;
- drm_r128_buf_priv_t *buf_priv = buf->dev_private;
- drm_r128_sarea_t *sarea_priv = dev_priv->sarea_priv;
- int format = sarea_priv->vc_format;
- int offset = dev_priv->buffers->offset - dev_priv->cce_buffers_offset;
- int prim = buf_priv->prim;
- u32 *data;
- int dwords;
- int i = 0;
- RING_LOCALS;
- DRM_DEBUG( "indices: s=%d e=%d c=%d\n", start, end, count );
-
- if ( 0 )
- r128_print_dirty( "dispatch_indices", sarea_priv->dirty );
-
- if ( start != end ) {
- buf_priv->dispatched = 1;
-
- if ( sarea_priv->dirty & ~R128_UPLOAD_CLIPRECTS ) {
- r128_emit_state( dev_priv );
- }
-
- dwords = (end - start + 3) / sizeof(u32);
-
- data = (u32 *)((char *)dev_priv->buffers->handle
- + buf->offset + start);
-
- data[0] = cpu_to_le32( CCE_PACKET3( R128_3D_RNDR_GEN_INDX_PRIM,
- dwords-2 ) );
-
- data[1] = cpu_to_le32( offset );
- data[2] = cpu_to_le32( R128_MAX_VB_VERTS );
- data[3] = cpu_to_le32( format );
- data[4] = cpu_to_le32( (prim | R128_CCE_VC_CNTL_PRIM_WALK_IND |
- (count << 16)) );
-
- if ( count & 0x1 ) {
-#ifdef __LITTLE_ENDIAN
- data[dwords-1] &= 0x0000ffff;
-#else
- data[dwords-1] &= 0xffff0000;
-#endif
- }
-
- do {
- /* Emit the next set of up to three cliprects */
- if ( i < sarea_priv->nbox ) {
- r128_emit_clip_rects( dev_priv,
- &sarea_priv->boxes[i],
- sarea_priv->nbox - i );
- }
-
- r128_cce_dispatch_indirect( dev, buf, start, end );
-
- i += 3;
- } while ( i < sarea_priv->nbox );
- }
-
- if ( buf_priv->discard ) {
- buf_priv->age = dev_priv->sarea_priv->last_dispatch;
-
- /* Emit the vertex buffer age */
- BEGIN_RING( 2 );
-
- OUT_RING( CCE_PACKET0( R128_LAST_DISPATCH_REG, 0 ) );
- OUT_RING( buf_priv->age );
-
- ADVANCE_RING();
-
- buf->pending = 1;
- /* FIXME: Check dispatched field */
- buf_priv->dispatched = 0;
- }
-
- dev_priv->sarea_priv->last_dispatch++;
-
- sarea_priv->dirty &= ~R128_UPLOAD_CLIPRECTS;
- sarea_priv->nbox = 0;
-}
-
-static int r128_cce_dispatch_blit( drm_device_t *dev,
- drm_r128_blit_t *blit )
-{
- drm_r128_private_t *dev_priv = dev->dev_private;
- drm_device_dma_t *dma = dev->dma;
- drm_buf_t *buf;
- drm_r128_buf_priv_t *buf_priv;
- u32 *data;
- int dword_shift, dwords;
- RING_LOCALS;
- DRM_DEBUG( "%s\n", __FUNCTION__ );
-
- /* The compiler won't optimize away a division by a variable,
- * even if the only legal values are powers of two. Thus, we'll
- * use a shift instead.
- */
- switch ( blit->format ) {
- case R128_DATATYPE_ARGB8888:
- dword_shift = 0;
- break;
- case R128_DATATYPE_ARGB1555:
- case R128_DATATYPE_RGB565:
- case R128_DATATYPE_ARGB4444:
- dword_shift = 1;
- break;
- case R128_DATATYPE_CI8:
- case R128_DATATYPE_RGB8:
- dword_shift = 2;
- break;
- default:
- DRM_ERROR( "invalid blit format %d\n", blit->format );
- return -EINVAL;
- }
-
- /* Flush the pixel cache, and mark the contents as Read Invalid.
- * This ensures no pixel data gets mixed up with the texture
- * data from the host data blit, otherwise part of the texture
- * image may be corrupted.
- */
- BEGIN_RING( 2 );
-
- OUT_RING( CCE_PACKET0( R128_PC_GUI_CTLSTAT, 0 ) );
- OUT_RING( R128_PC_RI_GUI | R128_PC_FLUSH_GUI );
-
- ADVANCE_RING();
-
- /* Dispatch the indirect buffer.
- */
- buf = dma->buflist[blit->idx];
- buf_priv = buf->dev_private;
-
- if ( buf->pid != current->pid ) {
- DRM_ERROR( "process %d using buffer owned by %d\n",
- current->pid, buf->pid );
- return -EINVAL;
- }
- if ( buf->pending ) {
- DRM_ERROR( "sending pending buffer %d\n", blit->idx );
- return -EINVAL;
- }
-
- buf_priv->discard = 1;
-
- dwords = (blit->width * blit->height) >> dword_shift;
-
- data = (u32 *)((char *)dev_priv->buffers->handle + buf->offset);
-
- data[0] = cpu_to_le32( CCE_PACKET3( R128_CNTL_HOSTDATA_BLT, dwords + 6 ) );
- data[1] = cpu_to_le32( (R128_GMC_DST_PITCH_OFFSET_CNTL |
- R128_GMC_BRUSH_NONE |
- (blit->format << 8) |
- R128_GMC_SRC_DATATYPE_COLOR |
- R128_ROP3_S |
- R128_DP_SRC_SOURCE_HOST_DATA |
- R128_GMC_CLR_CMP_CNTL_DIS |
- R128_GMC_AUX_CLIP_DIS |
- R128_GMC_WR_MSK_DIS) );
-
- data[2] = cpu_to_le32( (blit->pitch << 21) | (blit->offset >> 5) );
- data[3] = cpu_to_le32( 0xffffffff );
- data[4] = cpu_to_le32( 0xffffffff );
- data[5] = cpu_to_le32( (blit->y << 16) | blit->x );
- data[6] = cpu_to_le32( (blit->height << 16) | blit->width );
- data[7] = cpu_to_le32( dwords );
-
- buf->used = (dwords + 8) * sizeof(u32);
-
- r128_cce_dispatch_indirect( dev, buf, 0, buf->used );
-
- /* Flush the pixel cache after the blit completes. This ensures
- * the texture data is written out to memory before rendering
- * continues.
- */
- BEGIN_RING( 2 );
-
- OUT_RING( CCE_PACKET0( R128_PC_GUI_CTLSTAT, 0 ) );
- OUT_RING( R128_PC_FLUSH_GUI );
-
- ADVANCE_RING();
-
- return 0;
-}
-
-
-/* ================================================================
- * Tiled depth buffer management
- *
- * FIXME: These should all set the destination write mask for when we
- * have hardware stencil support.
- */
-
-static int r128_cce_dispatch_write_span( drm_device_t *dev,
- drm_r128_depth_t *depth )
-{
- drm_r128_private_t *dev_priv = dev->dev_private;
- int count, x, y;
- u32 *buffer;
- u8 *mask;
- int i;
- RING_LOCALS;
- DRM_DEBUG( "%s\n", __FUNCTION__ );
-
- count = depth->n;
- if ( copy_from_user( &x, depth->x, sizeof(x) ) ) {
- return -EFAULT;
- }
- if ( copy_from_user( &y, depth->y, sizeof(y) ) ) {
- return -EFAULT;
- }
-
- buffer = kmalloc( depth->n * sizeof(u32), GFP_KERNEL );
- if ( buffer == NULL )
- return -ENOMEM;
- if ( copy_from_user( buffer, depth->buffer,
- depth->n * sizeof(u32) ) ) {
- kfree( buffer );
- return -EFAULT;
- }
-
- if ( depth->mask ) {
- mask = kmalloc( depth->n * sizeof(u8), GFP_KERNEL );
- if ( mask == NULL ) {
- kfree( buffer );
- return -ENOMEM;
- }
- if ( copy_from_user( mask, depth->mask,
- depth->n * sizeof(u8) ) ) {
- kfree( buffer );
- kfree( mask );
- return -EFAULT;
- }
-
- for ( i = 0 ; i < count ; i++, x++ ) {
- if ( mask[i] ) {
- BEGIN_RING( 6 );
-
- OUT_RING( CCE_PACKET3( R128_CNTL_PAINT_MULTI, 4 ) );
- OUT_RING( R128_GMC_DST_PITCH_OFFSET_CNTL |
- R128_GMC_BRUSH_SOLID_COLOR |
- (dev_priv->depth_fmt << 8) |
- R128_GMC_SRC_DATATYPE_COLOR |
- R128_ROP3_P |
- R128_GMC_CLR_CMP_CNTL_DIS |
- R128_GMC_WR_MSK_DIS );
-
- OUT_RING( dev_priv->depth_pitch_offset_c );
- OUT_RING( buffer[i] );
-
- OUT_RING( (x << 16) | y );
- OUT_RING( (1 << 16) | 1 );
-
- ADVANCE_RING();
- }
- }
-
- kfree( mask );
- } else {
- for ( i = 0 ; i < count ; i++, x++ ) {
- BEGIN_RING( 6 );
-
- OUT_RING( CCE_PACKET3( R128_CNTL_PAINT_MULTI, 4 ) );
- OUT_RING( R128_GMC_DST_PITCH_OFFSET_CNTL |
- R128_GMC_BRUSH_SOLID_COLOR |
- (dev_priv->depth_fmt << 8) |
- R128_GMC_SRC_DATATYPE_COLOR |
- R128_ROP3_P |
- R128_GMC_CLR_CMP_CNTL_DIS |
- R128_GMC_WR_MSK_DIS );
-
- OUT_RING( dev_priv->depth_pitch_offset_c );
- OUT_RING( buffer[i] );
-
- OUT_RING( (x << 16) | y );
- OUT_RING( (1 << 16) | 1 );
-
- ADVANCE_RING();
- }
- }
-
- kfree( buffer );
-
- return 0;
-}
-
-static int r128_cce_dispatch_write_pixels( drm_device_t *dev,
- drm_r128_depth_t *depth )
-{
- drm_r128_private_t *dev_priv = dev->dev_private;
- int count, *x, *y;
- u32 *buffer;
- u8 *mask;
- int i;
- RING_LOCALS;
- DRM_DEBUG( "%s\n", __FUNCTION__ );
-
- count = depth->n;
-
- x = kmalloc( count * sizeof(*x), GFP_KERNEL );
- if ( x == NULL ) {
- return -ENOMEM;
- }
- y = kmalloc( count * sizeof(*y), GFP_KERNEL );
- if ( y == NULL ) {
- kfree( x );
- return -ENOMEM;
- }
- if ( copy_from_user( x, depth->x, count * sizeof(int) ) ) {
- kfree( x );
- kfree( y );
- return -EFAULT;
- }
- if ( copy_from_user( y, depth->y, count * sizeof(int) ) ) {
- kfree( x );
- kfree( y );
- return -EFAULT;
- }
-
- buffer = kmalloc( depth->n * sizeof(u32), GFP_KERNEL );
- if ( buffer == NULL ) {
- kfree( x );
- kfree( y );
- return -ENOMEM;
- }
- if ( copy_from_user( buffer, depth->buffer,
- depth->n * sizeof(u32) ) ) {
- kfree( x );
- kfree( y );
- kfree( buffer );
- return -EFAULT;
- }
-
- if ( depth->mask ) {
- mask = kmalloc( depth->n * sizeof(u8), GFP_KERNEL );
- if ( mask == NULL ) {
- kfree( x );
- kfree( y );
- kfree( buffer );
- return -ENOMEM;
- }
- if ( copy_from_user( mask, depth->mask,
- depth->n * sizeof(u8) ) ) {
- kfree( x );
- kfree( y );
- kfree( buffer );
- kfree( mask );
- return -EFAULT;
- }
-
- for ( i = 0 ; i < count ; i++ ) {
- if ( mask[i] ) {
- BEGIN_RING( 6 );
-
- OUT_RING( CCE_PACKET3( R128_CNTL_PAINT_MULTI, 4 ) );
- OUT_RING( R128_GMC_DST_PITCH_OFFSET_CNTL |
- R128_GMC_BRUSH_SOLID_COLOR |
- (dev_priv->depth_fmt << 8) |
- R128_GMC_SRC_DATATYPE_COLOR |
- R128_ROP3_P |
- R128_GMC_CLR_CMP_CNTL_DIS |
- R128_GMC_WR_MSK_DIS );
-
- OUT_RING( dev_priv->depth_pitch_offset_c );
- OUT_RING( buffer[i] );
-
- OUT_RING( (x[i] << 16) | y[i] );
- OUT_RING( (1 << 16) | 1 );
-
- ADVANCE_RING();
- }
- }
-
- kfree( mask );
- } else {
- for ( i = 0 ; i < count ; i++ ) {
- BEGIN_RING( 6 );
-
- OUT_RING( CCE_PACKET3( R128_CNTL_PAINT_MULTI, 4 ) );
- OUT_RING( R128_GMC_DST_PITCH_OFFSET_CNTL |
- R128_GMC_BRUSH_SOLID_COLOR |
- (dev_priv->depth_fmt << 8) |
- R128_GMC_SRC_DATATYPE_COLOR |
- R128_ROP3_P |
- R128_GMC_CLR_CMP_CNTL_DIS |
- R128_GMC_WR_MSK_DIS );
-
- OUT_RING( dev_priv->depth_pitch_offset_c );
- OUT_RING( buffer[i] );
-
- OUT_RING( (x[i] << 16) | y[i] );
- OUT_RING( (1 << 16) | 1 );
-
- ADVANCE_RING();
- }
- }
-
- kfree( x );
- kfree( y );
- kfree( buffer );
-
- return 0;
-}
-
-static int r128_cce_dispatch_read_span( drm_device_t *dev,
- drm_r128_depth_t *depth )
-{
- drm_r128_private_t *dev_priv = dev->dev_private;
- int count, x, y;
- RING_LOCALS;
- DRM_DEBUG( "%s\n", __FUNCTION__ );
-
- count = depth->n;
- if ( copy_from_user( &x, depth->x, sizeof(x) ) ) {
- return -EFAULT;
- }
- if ( copy_from_user( &y, depth->y, sizeof(y) ) ) {
- return -EFAULT;
- }
-
- BEGIN_RING( 7 );
-
- OUT_RING( CCE_PACKET3( R128_CNTL_BITBLT_MULTI, 5 ) );
- OUT_RING( R128_GMC_SRC_PITCH_OFFSET_CNTL |
- R128_GMC_DST_PITCH_OFFSET_CNTL |
- R128_GMC_BRUSH_NONE |
- (dev_priv->depth_fmt << 8) |
- R128_GMC_SRC_DATATYPE_COLOR |
- R128_ROP3_S |
- R128_DP_SRC_SOURCE_MEMORY |
- R128_GMC_CLR_CMP_CNTL_DIS |
- R128_GMC_WR_MSK_DIS );
-
- OUT_RING( dev_priv->depth_pitch_offset_c );
- OUT_RING( dev_priv->span_pitch_offset_c );
-
- OUT_RING( (x << 16) | y );
- OUT_RING( (0 << 16) | 0 );
- OUT_RING( (count << 16) | 1 );
-
- ADVANCE_RING();
-
- return 0;
-}
-
-static int r128_cce_dispatch_read_pixels( drm_device_t *dev,
- drm_r128_depth_t *depth )
-{
- drm_r128_private_t *dev_priv = dev->dev_private;
- int count, *x, *y;
- int i;
- RING_LOCALS;
- DRM_DEBUG( "%s\n", __FUNCTION__ );
-
- count = depth->n;
- if ( count > dev_priv->depth_pitch ) {
- count = dev_priv->depth_pitch;
- }
-
- x = kmalloc( count * sizeof(*x), GFP_KERNEL );
- if ( x == NULL ) {
- return -ENOMEM;
- }
- y = kmalloc( count * sizeof(*y), GFP_KERNEL );
- if ( y == NULL ) {
- kfree( x );
- return -ENOMEM;
- }
- if ( copy_from_user( x, depth->x, count * sizeof(int) ) ) {
- kfree( x );
- kfree( y );
- return -EFAULT;
- }
- if ( copy_from_user( y, depth->y, count * sizeof(int) ) ) {
- kfree( x );
- kfree( y );
- return -EFAULT;
- }
-
- for ( i = 0 ; i < count ; i++ ) {
- BEGIN_RING( 7 );
-
- OUT_RING( CCE_PACKET3( R128_CNTL_BITBLT_MULTI, 5 ) );
- OUT_RING( R128_GMC_SRC_PITCH_OFFSET_CNTL |
- R128_GMC_DST_PITCH_OFFSET_CNTL |
- R128_GMC_BRUSH_NONE |
- (dev_priv->depth_fmt << 8) |
- R128_GMC_SRC_DATATYPE_COLOR |
- R128_ROP3_S |
- R128_DP_SRC_SOURCE_MEMORY |
- R128_GMC_CLR_CMP_CNTL_DIS |
- R128_GMC_WR_MSK_DIS );
-
- OUT_RING( dev_priv->depth_pitch_offset_c );
- OUT_RING( dev_priv->span_pitch_offset_c );
-
- OUT_RING( (x[i] << 16) | y[i] );
- OUT_RING( (i << 16) | 0 );
- OUT_RING( (1 << 16) | 1 );
-
- ADVANCE_RING();
- }
-
- kfree( x );
- kfree( y );
-
- return 0;
-}
-
-
-/* ================================================================
- * Polygon stipple
- */
-
-static void r128_cce_dispatch_stipple( drm_device_t *dev, u32 *stipple )
-{
- drm_r128_private_t *dev_priv = dev->dev_private;
- int i;
- RING_LOCALS;
- DRM_DEBUG( "%s\n", __FUNCTION__ );
-
- BEGIN_RING( 33 );
-
- OUT_RING( CCE_PACKET0( R128_BRUSH_DATA0, 31 ) );
- for ( i = 0 ; i < 32 ; i++ ) {
- OUT_RING( stipple[i] );
- }
-
- ADVANCE_RING();
-}
-
-
-/* ================================================================
- * IOCTL functions
- */
-
-int r128_cce_clear( struct inode *inode, struct file *filp,
- unsigned int cmd, unsigned long arg )
-{
- drm_file_t *priv = filp->private_data;
- drm_device_t *dev = priv->dev;
- drm_r128_private_t *dev_priv = dev->dev_private;
- drm_r128_sarea_t *sarea_priv = dev_priv->sarea_priv;
- drm_r128_clear_t clear;
- DRM_DEBUG( "%s\n", __FUNCTION__ );
-
- LOCK_TEST_WITH_RETURN( dev );
-
- if ( copy_from_user( &clear, (drm_r128_clear_t *) arg,
- sizeof(clear) ) )
- return -EFAULT;
-
- RING_SPACE_TEST_WITH_RETURN( dev_priv );
-
- if ( sarea_priv->nbox > R128_NR_SAREA_CLIPRECTS )
- sarea_priv->nbox = R128_NR_SAREA_CLIPRECTS;
-
- r128_cce_dispatch_clear( dev, &clear );
-
- /* Make sure we restore the 3D state next time.
- */
- dev_priv->sarea_priv->dirty |= R128_UPLOAD_CONTEXT | R128_UPLOAD_MASKS;
-
- return 0;
-}
-
-int r128_cce_swap( struct inode *inode, struct file *filp,
- unsigned int cmd, unsigned long arg )
-{
- drm_file_t *priv = filp->private_data;
- drm_device_t *dev = priv->dev;
- drm_r128_private_t *dev_priv = dev->dev_private;
- drm_r128_sarea_t *sarea_priv = dev_priv->sarea_priv;
- DRM_DEBUG( "%s\n", __FUNCTION__ );
-
- LOCK_TEST_WITH_RETURN( dev );
-
- RING_SPACE_TEST_WITH_RETURN( dev_priv );
-
- if ( sarea_priv->nbox > R128_NR_SAREA_CLIPRECTS )
- sarea_priv->nbox = R128_NR_SAREA_CLIPRECTS;
-
- if ( !dev_priv->page_flipping ) {
- r128_cce_dispatch_swap( dev );
- dev_priv->sarea_priv->dirty |= (R128_UPLOAD_CONTEXT |
- R128_UPLOAD_MASKS);
- } else {
- r128_cce_dispatch_flip( dev );
- }
-
- return 0;
-}
-
-int r128_cce_vertex( struct inode *inode, struct file *filp,
- unsigned int cmd, unsigned long arg )
-{
- drm_file_t *priv = filp->private_data;
- drm_device_t *dev = priv->dev;
- drm_r128_private_t *dev_priv = dev->dev_private;
- drm_device_dma_t *dma = dev->dma;
- drm_buf_t *buf;
- drm_r128_buf_priv_t *buf_priv;
- drm_r128_vertex_t vertex;
-
- LOCK_TEST_WITH_RETURN( dev );
-
- if ( !dev_priv ) {
- DRM_ERROR( "%s called with no initialization\n", __FUNCTION__ );
- return -EINVAL;
- }
-
- if ( copy_from_user( &vertex, (drm_r128_vertex_t *)arg,
- sizeof(vertex) ) )
- return -EFAULT;
-
- DRM_DEBUG( "%s: pid=%d index=%d count=%d discard=%d\n",
- __FUNCTION__, current->pid,
- vertex.idx, vertex.count, vertex.discard );
-
- if ( vertex.idx < 0 || vertex.idx >= dma->buf_count ) {
- DRM_ERROR( "buffer index %d (of %d max)\n",
- vertex.idx, dma->buf_count - 1 );
- return -EINVAL;
- }
- if ( vertex.prim < 0 ||
- vertex.prim > R128_CCE_VC_CNTL_PRIM_TYPE_TRI_TYPE2 ) {
- DRM_ERROR( "buffer prim %d\n", vertex.prim );
- return -EINVAL;
- }
-
- RING_SPACE_TEST_WITH_RETURN( dev_priv );
- VB_AGE_TEST_WITH_RETURN( dev_priv );
-
- buf = dma->buflist[vertex.idx];
- buf_priv = buf->dev_private;
-
- if ( buf->pid != current->pid ) {
- DRM_ERROR( "process %d using buffer owned by %d\n",
- current->pid, buf->pid );
- return -EINVAL;
- }
- if ( buf->pending ) {
- DRM_ERROR( "sending pending buffer %d\n", vertex.idx );
- return -EINVAL;
- }
-
- buf->used = vertex.count;
- buf_priv->prim = vertex.prim;
- buf_priv->discard = vertex.discard;
-
- r128_cce_dispatch_vertex( dev, buf );
-
- return 0;
-}
-
-int r128_cce_indices( struct inode *inode, struct file *filp,
- unsigned int cmd, unsigned long arg )
-{
- drm_file_t *priv = filp->private_data;
- drm_device_t *dev = priv->dev;
- drm_r128_private_t *dev_priv = dev->dev_private;
- drm_device_dma_t *dma = dev->dma;
- drm_buf_t *buf;
- drm_r128_buf_priv_t *buf_priv;
- drm_r128_indices_t elts;
- int count;
-
- LOCK_TEST_WITH_RETURN( dev );
-
- if ( !dev_priv ) {
- DRM_ERROR( "%s called with no initialization\n", __FUNCTION__ );
- return -EINVAL;
- }
-
- if ( copy_from_user( &elts, (drm_r128_indices_t *)arg,
- sizeof(elts) ) )
- return -EFAULT;
-
- DRM_DEBUG( "%s: pid=%d buf=%d s=%d e=%d d=%d\n",
- __FUNCTION__, current->pid,
- elts.idx, elts.start, elts.end, elts.discard );
-
- if ( elts.idx < 0 || elts.idx >= dma->buf_count ) {
- DRM_ERROR( "buffer index %d (of %d max)\n",
- elts.idx, dma->buf_count - 1 );
- return -EINVAL;
- }
- if ( elts.prim < 0 ||
- elts.prim > R128_CCE_VC_CNTL_PRIM_TYPE_TRI_TYPE2 ) {
- DRM_ERROR( "buffer prim %d\n", elts.prim );
- return -EINVAL;
- }
-
- RING_SPACE_TEST_WITH_RETURN( dev_priv );
- VB_AGE_TEST_WITH_RETURN( dev_priv );
-
- buf = dma->buflist[elts.idx];
- buf_priv = buf->dev_private;
-
- if ( buf->pid != current->pid ) {
- DRM_ERROR( "process %d using buffer owned by %d\n",
- current->pid, buf->pid );
- return -EINVAL;
- }
- if ( buf->pending ) {
- DRM_ERROR( "sending pending buffer %d\n", elts.idx );
- return -EINVAL;
- }
-
- count = (elts.end - elts.start) / sizeof(u16);
- elts.start -= R128_INDEX_PRIM_OFFSET;
-
- if ( elts.start & 0x7 ) {
- DRM_ERROR( "misaligned buffer 0x%x\n", elts.start );
- return -EINVAL;
- }
- if ( elts.start < buf->used ) {
- DRM_ERROR( "no header 0x%x - 0x%x\n", elts.start, buf->used );
- return -EINVAL;
- }
-
- buf->used = elts.end;
- buf_priv->prim = elts.prim;
- buf_priv->discard = elts.discard;
-
- r128_cce_dispatch_indices( dev, buf, elts.start, elts.end, count );
-
- return 0;
-}
-
-int r128_cce_blit( struct inode *inode, struct file *filp,
- unsigned int cmd, unsigned long arg )
-{
- drm_file_t *priv = filp->private_data;
- drm_device_t *dev = priv->dev;
- drm_device_dma_t *dma = dev->dma;
- drm_r128_private_t *dev_priv = dev->dev_private;
- drm_r128_blit_t blit;
-
- LOCK_TEST_WITH_RETURN( dev );
-
- if ( copy_from_user( &blit, (drm_r128_blit_t *)arg,
- sizeof(blit) ) )
- return -EFAULT;
-
- DRM_DEBUG( "%s: pid=%d index=%d\n",
- __FUNCTION__, current->pid, blit.idx );
-
- if ( blit.idx < 0 || blit.idx >= dma->buf_count ) {
- DRM_ERROR( "buffer index %d (of %d max)\n",
- blit.idx, dma->buf_count - 1 );
- return -EINVAL;
- }
-
- RING_SPACE_TEST_WITH_RETURN( dev_priv );
- VB_AGE_TEST_WITH_RETURN( dev_priv );
-
- return r128_cce_dispatch_blit( dev, &blit );
-}
-
-int r128_cce_depth( struct inode *inode, struct file *filp,
- unsigned int cmd, unsigned long arg )
-{
- drm_file_t *priv = filp->private_data;
- drm_device_t *dev = priv->dev;
- drm_r128_private_t *dev_priv = dev->dev_private;
- drm_r128_depth_t depth;
-
- LOCK_TEST_WITH_RETURN( dev );
-
- if ( copy_from_user( &depth, (drm_r128_depth_t *)arg,
- sizeof(depth) ) )
- return -EFAULT;
-
- RING_SPACE_TEST_WITH_RETURN( dev_priv );
-
- switch ( depth.func ) {
- case R128_WRITE_SPAN:
- return r128_cce_dispatch_write_span( dev, &depth );
- case R128_WRITE_PIXELS:
- return r128_cce_dispatch_write_pixels( dev, &depth );
- case R128_READ_SPAN:
- return r128_cce_dispatch_read_span( dev, &depth );
- case R128_READ_PIXELS:
- return r128_cce_dispatch_read_pixels( dev, &depth );
- }
-
- return -EINVAL;
-}
-
-int r128_cce_stipple( struct inode *inode, struct file *filp,
- unsigned int cmd, unsigned long arg )
-{
- drm_file_t *priv = filp->private_data;
- drm_device_t *dev = priv->dev;
- drm_r128_private_t *dev_priv = dev->dev_private;
- drm_r128_stipple_t stipple;
- u32 mask[32];
-
- LOCK_TEST_WITH_RETURN( dev );
-
- if ( copy_from_user( &stipple, (drm_r128_stipple_t *)arg,
- sizeof(stipple) ) )
- return -EFAULT;
-
- if ( copy_from_user( &mask, stipple.mask,
- 32 * sizeof(u32) ) )
- return -EFAULT;
-
- RING_SPACE_TEST_WITH_RETURN( dev_priv );
-
- r128_cce_dispatch_stipple( dev, mask );
-
- return 0;
-}
-
-int r128_cce_indirect( struct inode *inode, struct file *filp,
- unsigned int cmd, unsigned long arg )
-{
- drm_file_t *priv = filp->private_data;
- drm_device_t *dev = priv->dev;
- drm_r128_private_t *dev_priv = dev->dev_private;
- drm_device_dma_t *dma = dev->dma;
- drm_buf_t *buf;
- drm_r128_buf_priv_t *buf_priv;
- drm_r128_indirect_t indirect;
-#if 0
- RING_LOCALS;
-#endif
-
- LOCK_TEST_WITH_RETURN( dev );
-
- if ( !dev_priv ) {
- DRM_ERROR( "%s called with no initialization\n", __FUNCTION__ );
- return -EINVAL;
- }
-
- if ( copy_from_user( &indirect, (drm_r128_indirect_t *)arg,
- sizeof(indirect) ) )
- return -EFAULT;
-
- DRM_DEBUG( "indirect: idx=%d s=%d e=%d d=%d\n",
- indirect.idx, indirect.start,
- indirect.end, indirect.discard );
-
- if ( indirect.idx < 0 || indirect.idx >= dma->buf_count ) {
- DRM_ERROR( "buffer index %d (of %d max)\n",
- indirect.idx, dma->buf_count - 1 );
- return -EINVAL;
- }
-
- buf = dma->buflist[indirect.idx];
- buf_priv = buf->dev_private;
-
- if ( buf->pid != current->pid ) {
- DRM_ERROR( "process %d using buffer owned by %d\n",
- current->pid, buf->pid );
- return -EINVAL;
- }
- if ( buf->pending ) {
- DRM_ERROR( "sending pending buffer %d\n", indirect.idx );
- return -EINVAL;
- }
-
- if ( indirect.start < buf->used ) {
- DRM_ERROR( "reusing indirect: start=0x%x actual=0x%x\n",
- indirect.start, buf->used );
- return -EINVAL;
- }
-
- RING_SPACE_TEST_WITH_RETURN( dev_priv );
- VB_AGE_TEST_WITH_RETURN( dev_priv );
-
- buf->used = indirect.end;
- buf_priv->discard = indirect.discard;
-
-#if 0
- /* Wait for the 3D stream to idle before the indirect buffer
- * containing 2D acceleration commands is processed.
- */
- BEGIN_RING( 2 );
- RADEON_WAIT_UNTIL_3D_IDLE();
- ADVANCE_RING();
-#endif
-
- /* Dispatch the indirect buffer full of commands from the
- * X server. This is insecure and is thus only available to
- * privileged clients.
- */
- r128_cce_dispatch_indirect( dev, buf, indirect.start, indirect.end );
-
- return 0;
-}