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![Fabian Frederick](/assets/img/avatar_default.png)
sizeof(u8) is always 1. Signed-off-by: Fabian Frederick <fabf@skynet.be> Signed-off-by: Dave Airlie <airlied@redhat.com>
1644 lines
40 KiB
C
1644 lines
40 KiB
C
/* r128_state.c -- State support for r128 -*- linux-c -*-
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* Created: Thu Jan 27 02:53:43 2000 by gareth@valinux.com
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*/
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/*
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* Copyright 2000 VA Linux Systems, Inc., Sunnyvale, California.
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* All Rights Reserved.
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*
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* Permission is hereby granted, free of charge, to any person obtaining a
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* copy of this software and associated documentation files (the "Software"),
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* to deal in the Software without restriction, including without limitation
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* the rights to use, copy, modify, merge, publish, distribute, sublicense,
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* and/or sell copies of the Software, and to permit persons to whom the
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* Software is furnished to do so, subject to the following conditions:
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*
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* The above copyright notice and this permission notice (including the next
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* paragraph) shall be included in all copies or substantial portions of the
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* Software.
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*
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* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
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* PRECISION INSIGHT AND/OR ITS SUPPLIERS BE LIABLE FOR ANY CLAIM, DAMAGES OR
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* OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
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* ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
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* DEALINGS IN THE SOFTWARE.
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*
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* Authors:
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* Gareth Hughes <gareth@valinux.com>
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*/
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#include <drm/drmP.h>
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#include <drm/r128_drm.h>
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#include "r128_drv.h"
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/* ================================================================
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* CCE hardware state programming functions
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*/
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static void r128_emit_clip_rects(drm_r128_private_t *dev_priv,
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struct drm_clip_rect *boxes, int count)
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{
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u32 aux_sc_cntl = 0x00000000;
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RING_LOCALS;
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DRM_DEBUG("\n");
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BEGIN_RING((count < 3 ? count : 3) * 5 + 2);
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if (count >= 1) {
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OUT_RING(CCE_PACKET0(R128_AUX1_SC_LEFT, 3));
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OUT_RING(boxes[0].x1);
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OUT_RING(boxes[0].x2 - 1);
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OUT_RING(boxes[0].y1);
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OUT_RING(boxes[0].y2 - 1);
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aux_sc_cntl |= (R128_AUX1_SC_EN | R128_AUX1_SC_MODE_OR);
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}
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if (count >= 2) {
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OUT_RING(CCE_PACKET0(R128_AUX2_SC_LEFT, 3));
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OUT_RING(boxes[1].x1);
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OUT_RING(boxes[1].x2 - 1);
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OUT_RING(boxes[1].y1);
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OUT_RING(boxes[1].y2 - 1);
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aux_sc_cntl |= (R128_AUX2_SC_EN | R128_AUX2_SC_MODE_OR);
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}
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if (count >= 3) {
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OUT_RING(CCE_PACKET0(R128_AUX3_SC_LEFT, 3));
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OUT_RING(boxes[2].x1);
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OUT_RING(boxes[2].x2 - 1);
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OUT_RING(boxes[2].y1);
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OUT_RING(boxes[2].y2 - 1);
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aux_sc_cntl |= (R128_AUX3_SC_EN | R128_AUX3_SC_MODE_OR);
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}
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OUT_RING(CCE_PACKET0(R128_AUX_SC_CNTL, 0));
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OUT_RING(aux_sc_cntl);
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ADVANCE_RING();
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}
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static __inline__ void r128_emit_core(drm_r128_private_t *dev_priv)
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{
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drm_r128_sarea_t *sarea_priv = dev_priv->sarea_priv;
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drm_r128_context_regs_t *ctx = &sarea_priv->context_state;
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RING_LOCALS;
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DRM_DEBUG("\n");
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BEGIN_RING(2);
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OUT_RING(CCE_PACKET0(R128_SCALE_3D_CNTL, 0));
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OUT_RING(ctx->scale_3d_cntl);
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ADVANCE_RING();
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}
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static __inline__ void r128_emit_context(drm_r128_private_t *dev_priv)
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{
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drm_r128_sarea_t *sarea_priv = dev_priv->sarea_priv;
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drm_r128_context_regs_t *ctx = &sarea_priv->context_state;
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RING_LOCALS;
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DRM_DEBUG("\n");
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BEGIN_RING(13);
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OUT_RING(CCE_PACKET0(R128_DST_PITCH_OFFSET_C, 11));
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OUT_RING(ctx->dst_pitch_offset_c);
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OUT_RING(ctx->dp_gui_master_cntl_c);
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OUT_RING(ctx->sc_top_left_c);
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OUT_RING(ctx->sc_bottom_right_c);
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OUT_RING(ctx->z_offset_c);
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OUT_RING(ctx->z_pitch_c);
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OUT_RING(ctx->z_sten_cntl_c);
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OUT_RING(ctx->tex_cntl_c);
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OUT_RING(ctx->misc_3d_state_cntl_reg);
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OUT_RING(ctx->texture_clr_cmp_clr_c);
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OUT_RING(ctx->texture_clr_cmp_msk_c);
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OUT_RING(ctx->fog_color_c);
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ADVANCE_RING();
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}
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static __inline__ void r128_emit_setup(drm_r128_private_t *dev_priv)
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{
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drm_r128_sarea_t *sarea_priv = dev_priv->sarea_priv;
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drm_r128_context_regs_t *ctx = &sarea_priv->context_state;
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RING_LOCALS;
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DRM_DEBUG("\n");
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BEGIN_RING(3);
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OUT_RING(CCE_PACKET1(R128_SETUP_CNTL, R128_PM4_VC_FPU_SETUP));
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OUT_RING(ctx->setup_cntl);
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OUT_RING(ctx->pm4_vc_fpu_setup);
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ADVANCE_RING();
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}
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static __inline__ void r128_emit_masks(drm_r128_private_t *dev_priv)
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{
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drm_r128_sarea_t *sarea_priv = dev_priv->sarea_priv;
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drm_r128_context_regs_t *ctx = &sarea_priv->context_state;
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RING_LOCALS;
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DRM_DEBUG("\n");
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BEGIN_RING(5);
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OUT_RING(CCE_PACKET0(R128_DP_WRITE_MASK, 0));
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OUT_RING(ctx->dp_write_mask);
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OUT_RING(CCE_PACKET0(R128_STEN_REF_MASK_C, 1));
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OUT_RING(ctx->sten_ref_mask_c);
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OUT_RING(ctx->plane_3d_mask_c);
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ADVANCE_RING();
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}
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static __inline__ void r128_emit_window(drm_r128_private_t *dev_priv)
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{
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drm_r128_sarea_t *sarea_priv = dev_priv->sarea_priv;
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drm_r128_context_regs_t *ctx = &sarea_priv->context_state;
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RING_LOCALS;
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DRM_DEBUG("\n");
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BEGIN_RING(2);
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OUT_RING(CCE_PACKET0(R128_WINDOW_XY_OFFSET, 0));
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OUT_RING(ctx->window_xy_offset);
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ADVANCE_RING();
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}
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static __inline__ void r128_emit_tex0(drm_r128_private_t *dev_priv)
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{
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drm_r128_sarea_t *sarea_priv = dev_priv->sarea_priv;
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drm_r128_context_regs_t *ctx = &sarea_priv->context_state;
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drm_r128_texture_regs_t *tex = &sarea_priv->tex_state[0];
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int i;
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RING_LOCALS;
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DRM_DEBUG("\n");
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BEGIN_RING(7 + R128_MAX_TEXTURE_LEVELS);
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OUT_RING(CCE_PACKET0(R128_PRIM_TEX_CNTL_C,
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2 + R128_MAX_TEXTURE_LEVELS));
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OUT_RING(tex->tex_cntl);
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OUT_RING(tex->tex_combine_cntl);
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OUT_RING(ctx->tex_size_pitch_c);
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for (i = 0; i < R128_MAX_TEXTURE_LEVELS; i++)
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OUT_RING(tex->tex_offset[i]);
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OUT_RING(CCE_PACKET0(R128_CONSTANT_COLOR_C, 1));
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OUT_RING(ctx->constant_color_c);
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OUT_RING(tex->tex_border_color);
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ADVANCE_RING();
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}
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static __inline__ void r128_emit_tex1(drm_r128_private_t *dev_priv)
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{
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drm_r128_sarea_t *sarea_priv = dev_priv->sarea_priv;
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drm_r128_texture_regs_t *tex = &sarea_priv->tex_state[1];
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int i;
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RING_LOCALS;
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DRM_DEBUG("\n");
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BEGIN_RING(5 + R128_MAX_TEXTURE_LEVELS);
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OUT_RING(CCE_PACKET0(R128_SEC_TEX_CNTL_C, 1 + R128_MAX_TEXTURE_LEVELS));
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OUT_RING(tex->tex_cntl);
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OUT_RING(tex->tex_combine_cntl);
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for (i = 0; i < R128_MAX_TEXTURE_LEVELS; i++)
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OUT_RING(tex->tex_offset[i]);
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OUT_RING(CCE_PACKET0(R128_SEC_TEXTURE_BORDER_COLOR_C, 0));
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OUT_RING(tex->tex_border_color);
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ADVANCE_RING();
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}
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static void r128_emit_state(drm_r128_private_t *dev_priv)
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{
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drm_r128_sarea_t *sarea_priv = dev_priv->sarea_priv;
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unsigned int dirty = sarea_priv->dirty;
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DRM_DEBUG("dirty=0x%08x\n", dirty);
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if (dirty & R128_UPLOAD_CORE) {
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r128_emit_core(dev_priv);
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sarea_priv->dirty &= ~R128_UPLOAD_CORE;
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}
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if (dirty & R128_UPLOAD_CONTEXT) {
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r128_emit_context(dev_priv);
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sarea_priv->dirty &= ~R128_UPLOAD_CONTEXT;
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}
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if (dirty & R128_UPLOAD_SETUP) {
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r128_emit_setup(dev_priv);
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sarea_priv->dirty &= ~R128_UPLOAD_SETUP;
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}
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if (dirty & R128_UPLOAD_MASKS) {
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r128_emit_masks(dev_priv);
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sarea_priv->dirty &= ~R128_UPLOAD_MASKS;
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}
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if (dirty & R128_UPLOAD_WINDOW) {
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r128_emit_window(dev_priv);
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sarea_priv->dirty &= ~R128_UPLOAD_WINDOW;
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}
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if (dirty & R128_UPLOAD_TEX0) {
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r128_emit_tex0(dev_priv);
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sarea_priv->dirty &= ~R128_UPLOAD_TEX0;
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}
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if (dirty & R128_UPLOAD_TEX1) {
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r128_emit_tex1(dev_priv);
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sarea_priv->dirty &= ~R128_UPLOAD_TEX1;
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}
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/* Turn off the texture cache flushing */
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sarea_priv->context_state.tex_cntl_c &= ~R128_TEX_CACHE_FLUSH;
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sarea_priv->dirty &= ~R128_REQUIRE_QUIESCENCE;
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}
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#if R128_PERFORMANCE_BOXES
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/* ================================================================
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* Performance monitoring functions
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*/
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static void r128_clear_box(drm_r128_private_t *dev_priv,
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int x, int y, int w, int h, int r, int g, int b)
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{
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u32 pitch, offset;
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u32 fb_bpp, color;
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RING_LOCALS;
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switch (dev_priv->fb_bpp) {
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case 16:
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fb_bpp = R128_GMC_DST_16BPP;
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color = (((r & 0xf8) << 8) |
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((g & 0xfc) << 3) | ((b & 0xf8) >> 3));
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break;
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case 24:
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fb_bpp = R128_GMC_DST_24BPP;
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color = ((r << 16) | (g << 8) | b);
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break;
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case 32:
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fb_bpp = R128_GMC_DST_32BPP;
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color = (((0xff) << 24) | (r << 16) | (g << 8) | b);
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break;
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default:
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return;
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}
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offset = dev_priv->back_offset;
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pitch = dev_priv->back_pitch >> 3;
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BEGIN_RING(6);
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OUT_RING(CCE_PACKET3(R128_CNTL_PAINT_MULTI, 4));
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OUT_RING(R128_GMC_DST_PITCH_OFFSET_CNTL |
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R128_GMC_BRUSH_SOLID_COLOR |
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fb_bpp |
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R128_GMC_SRC_DATATYPE_COLOR |
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R128_ROP3_P |
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R128_GMC_CLR_CMP_CNTL_DIS | R128_GMC_AUX_CLIP_DIS);
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OUT_RING((pitch << 21) | (offset >> 5));
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OUT_RING(color);
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OUT_RING((x << 16) | y);
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OUT_RING((w << 16) | h);
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ADVANCE_RING();
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}
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static void r128_cce_performance_boxes(drm_r128_private_t *dev_priv)
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{
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if (atomic_read(&dev_priv->idle_count) == 0)
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r128_clear_box(dev_priv, 64, 4, 8, 8, 0, 255, 0);
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else
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atomic_set(&dev_priv->idle_count, 0);
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}
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#endif
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/* ================================================================
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* CCE command dispatch functions
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*/
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static void r128_print_dirty(const char *msg, unsigned int flags)
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{
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DRM_INFO("%s: (0x%x) %s%s%s%s%s%s%s%s%s\n",
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msg,
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flags,
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(flags & R128_UPLOAD_CORE) ? "core, " : "",
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(flags & R128_UPLOAD_CONTEXT) ? "context, " : "",
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(flags & R128_UPLOAD_SETUP) ? "setup, " : "",
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(flags & R128_UPLOAD_TEX0) ? "tex0, " : "",
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(flags & R128_UPLOAD_TEX1) ? "tex1, " : "",
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(flags & R128_UPLOAD_MASKS) ? "masks, " : "",
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(flags & R128_UPLOAD_WINDOW) ? "window, " : "",
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(flags & R128_UPLOAD_CLIPRECTS) ? "cliprects, " : "",
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(flags & R128_REQUIRE_QUIESCENCE) ? "quiescence, " : "");
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}
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static void r128_cce_dispatch_clear(struct drm_device *dev,
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drm_r128_clear_t *clear)
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{
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drm_r128_private_t *dev_priv = dev->dev_private;
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drm_r128_sarea_t *sarea_priv = dev_priv->sarea_priv;
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int nbox = sarea_priv->nbox;
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struct drm_clip_rect *pbox = sarea_priv->boxes;
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unsigned int flags = clear->flags;
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int i;
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RING_LOCALS;
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DRM_DEBUG("\n");
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if (dev_priv->page_flipping && dev_priv->current_page == 1) {
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unsigned int tmp = flags;
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flags &= ~(R128_FRONT | R128_BACK);
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if (tmp & R128_FRONT)
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flags |= R128_BACK;
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if (tmp & R128_BACK)
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flags |= R128_FRONT;
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}
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for (i = 0; i < nbox; i++) {
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int x = pbox[i].x1;
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int y = pbox[i].y1;
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int w = pbox[i].x2 - x;
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int h = pbox[i].y2 - y;
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DRM_DEBUG("dispatch clear %d,%d-%d,%d flags 0x%x\n",
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pbox[i].x1, pbox[i].y1, pbox[i].x2,
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pbox[i].y2, flags);
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if (flags & (R128_FRONT | R128_BACK)) {
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BEGIN_RING(2);
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OUT_RING(CCE_PACKET0(R128_DP_WRITE_MASK, 0));
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OUT_RING(clear->color_mask);
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ADVANCE_RING();
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}
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if (flags & R128_FRONT) {
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BEGIN_RING(6);
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OUT_RING(CCE_PACKET3(R128_CNTL_PAINT_MULTI, 4));
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OUT_RING(R128_GMC_DST_PITCH_OFFSET_CNTL |
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R128_GMC_BRUSH_SOLID_COLOR |
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(dev_priv->color_fmt << 8) |
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R128_GMC_SRC_DATATYPE_COLOR |
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R128_ROP3_P |
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R128_GMC_CLR_CMP_CNTL_DIS |
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R128_GMC_AUX_CLIP_DIS);
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OUT_RING(dev_priv->front_pitch_offset_c);
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OUT_RING(clear->clear_color);
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OUT_RING((x << 16) | y);
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OUT_RING((w << 16) | h);
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ADVANCE_RING();
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}
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if (flags & R128_BACK) {
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BEGIN_RING(6);
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OUT_RING(CCE_PACKET3(R128_CNTL_PAINT_MULTI, 4));
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OUT_RING(R128_GMC_DST_PITCH_OFFSET_CNTL |
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R128_GMC_BRUSH_SOLID_COLOR |
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(dev_priv->color_fmt << 8) |
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R128_GMC_SRC_DATATYPE_COLOR |
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R128_ROP3_P |
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R128_GMC_CLR_CMP_CNTL_DIS |
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R128_GMC_AUX_CLIP_DIS);
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OUT_RING(dev_priv->back_pitch_offset_c);
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OUT_RING(clear->clear_color);
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OUT_RING((x << 16) | y);
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OUT_RING((w << 16) | h);
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ADVANCE_RING();
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}
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if (flags & R128_DEPTH) {
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BEGIN_RING(6);
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OUT_RING(CCE_PACKET3(R128_CNTL_PAINT_MULTI, 4));
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OUT_RING(R128_GMC_DST_PITCH_OFFSET_CNTL |
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R128_GMC_BRUSH_SOLID_COLOR |
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(dev_priv->depth_fmt << 8) |
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R128_GMC_SRC_DATATYPE_COLOR |
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R128_ROP3_P |
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R128_GMC_CLR_CMP_CNTL_DIS |
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R128_GMC_AUX_CLIP_DIS | R128_GMC_WR_MSK_DIS);
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OUT_RING(dev_priv->depth_pitch_offset_c);
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OUT_RING(clear->clear_depth);
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OUT_RING((x << 16) | y);
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OUT_RING((w << 16) | h);
|
|
|
|
ADVANCE_RING();
|
|
}
|
|
}
|
|
}
|
|
|
|
static void r128_cce_dispatch_swap(struct drm_device *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;
|
|
struct drm_clip_rect *pbox = sarea_priv->boxes;
|
|
int i;
|
|
RING_LOCALS;
|
|
DRM_DEBUG("\n");
|
|
|
|
#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);
|
|
|
|
/* Make this work even if front & back are flipped:
|
|
*/
|
|
if (dev_priv->current_page == 0) {
|
|
OUT_RING(dev_priv->back_pitch_offset_c);
|
|
OUT_RING(dev_priv->front_pitch_offset_c);
|
|
} else {
|
|
OUT_RING(dev_priv->front_pitch_offset_c);
|
|
OUT_RING(dev_priv->back_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(struct drm_device *dev)
|
|
{
|
|
drm_r128_private_t *dev_priv = dev->dev_private;
|
|
RING_LOCALS;
|
|
DRM_DEBUG("page=%d pfCurrentPage=%d\n",
|
|
dev_priv->current_page, dev_priv->sarea_priv->pfCurrentPage);
|
|
|
|
#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);
|
|
else
|
|
OUT_RING(dev_priv->front_offset);
|
|
|
|
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++;
|
|
dev_priv->sarea_priv->pfCurrentPage = dev_priv->current_page =
|
|
1 - dev_priv->current_page;
|
|
|
|
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(struct drm_device *dev, struct drm_buf *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("buf=%d nbox=%d\n", 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(struct drm_device *dev,
|
|
struct drm_buf *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->agp_buffer_map->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(struct drm_device *dev,
|
|
struct drm_buf *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->agp_buffer_map->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->agp_buffer_map->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(struct drm_device *dev,
|
|
struct drm_file *file_priv,
|
|
drm_r128_blit_t *blit)
|
|
{
|
|
drm_r128_private_t *dev_priv = dev->dev_private;
|
|
struct drm_device_dma *dma = dev->dma;
|
|
struct drm_buf *buf;
|
|
drm_r128_buf_priv_t *buf_priv;
|
|
u32 *data;
|
|
int dword_shift, dwords;
|
|
RING_LOCALS;
|
|
DRM_DEBUG("\n");
|
|
|
|
/* 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:
|
|
case R128_DATATYPE_YVYU422:
|
|
case R128_DATATYPE_VYUY422:
|
|
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->file_priv != file_priv) {
|
|
DRM_ERROR("process %d using buffer owned by %p\n",
|
|
DRM_CURRENTPID, buf->file_priv);
|
|
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->agp_buffer_map->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(struct drm_device *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, buffer_size, mask_size;
|
|
RING_LOCALS;
|
|
DRM_DEBUG("\n");
|
|
|
|
count = depth->n;
|
|
if (count > 4096 || count <= 0)
|
|
return -EMSGSIZE;
|
|
|
|
if (copy_from_user(&x, depth->x, sizeof(x)))
|
|
return -EFAULT;
|
|
if (copy_from_user(&y, depth->y, sizeof(y)))
|
|
return -EFAULT;
|
|
|
|
buffer_size = depth->n * sizeof(u32);
|
|
buffer = memdup_user(depth->buffer, buffer_size);
|
|
if (IS_ERR(buffer))
|
|
return PTR_ERR(buffer);
|
|
|
|
mask_size = depth->n;
|
|
if (depth->mask) {
|
|
mask = memdup_user(depth->mask, mask_size);
|
|
if (IS_ERR(mask)) {
|
|
kfree(buffer);
|
|
return PTR_ERR(mask);
|
|
}
|
|
|
|
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(struct drm_device *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, xbuf_size, ybuf_size, buffer_size, mask_size;
|
|
RING_LOCALS;
|
|
DRM_DEBUG("\n");
|
|
|
|
count = depth->n;
|
|
if (count > 4096 || count <= 0)
|
|
return -EMSGSIZE;
|
|
|
|
xbuf_size = count * sizeof(*x);
|
|
ybuf_size = count * sizeof(*y);
|
|
x = kmalloc(xbuf_size, GFP_KERNEL);
|
|
if (x == NULL)
|
|
return -ENOMEM;
|
|
y = kmalloc(ybuf_size, GFP_KERNEL);
|
|
if (y == NULL) {
|
|
kfree(x);
|
|
return -ENOMEM;
|
|
}
|
|
if (copy_from_user(x, depth->x, xbuf_size)) {
|
|
kfree(x);
|
|
kfree(y);
|
|
return -EFAULT;
|
|
}
|
|
if (copy_from_user(y, depth->y, xbuf_size)) {
|
|
kfree(x);
|
|
kfree(y);
|
|
return -EFAULT;
|
|
}
|
|
|
|
buffer_size = depth->n * sizeof(u32);
|
|
buffer = memdup_user(depth->buffer, buffer_size);
|
|
if (IS_ERR(buffer)) {
|
|
kfree(x);
|
|
kfree(y);
|
|
return PTR_ERR(buffer);
|
|
}
|
|
|
|
if (depth->mask) {
|
|
mask_size = depth->n;
|
|
mask = memdup_user(depth->mask, mask_size);
|
|
if (IS_ERR(mask)) {
|
|
kfree(x);
|
|
kfree(y);
|
|
kfree(buffer);
|
|
return PTR_ERR(mask);
|
|
}
|
|
|
|
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(struct drm_device *dev,
|
|
drm_r128_depth_t *depth)
|
|
{
|
|
drm_r128_private_t *dev_priv = dev->dev_private;
|
|
int count, x, y;
|
|
RING_LOCALS;
|
|
DRM_DEBUG("\n");
|
|
|
|
count = depth->n;
|
|
if (count > 4096 || count <= 0)
|
|
return -EMSGSIZE;
|
|
|
|
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(struct drm_device *dev,
|
|
drm_r128_depth_t *depth)
|
|
{
|
|
drm_r128_private_t *dev_priv = dev->dev_private;
|
|
int count, *x, *y;
|
|
int i, xbuf_size, ybuf_size;
|
|
RING_LOCALS;
|
|
DRM_DEBUG("\n");
|
|
|
|
count = depth->n;
|
|
if (count > 4096 || count <= 0)
|
|
return -EMSGSIZE;
|
|
|
|
if (count > dev_priv->depth_pitch)
|
|
count = dev_priv->depth_pitch;
|
|
|
|
xbuf_size = count * sizeof(*x);
|
|
ybuf_size = count * sizeof(*y);
|
|
x = kmalloc(xbuf_size, GFP_KERNEL);
|
|
if (x == NULL)
|
|
return -ENOMEM;
|
|
y = kmalloc(ybuf_size, GFP_KERNEL);
|
|
if (y == NULL) {
|
|
kfree(x);
|
|
return -ENOMEM;
|
|
}
|
|
if (copy_from_user(x, depth->x, xbuf_size)) {
|
|
kfree(x);
|
|
kfree(y);
|
|
return -EFAULT;
|
|
}
|
|
if (copy_from_user(y, depth->y, ybuf_size)) {
|
|
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(struct drm_device *dev, u32 *stipple)
|
|
{
|
|
drm_r128_private_t *dev_priv = dev->dev_private;
|
|
int i;
|
|
RING_LOCALS;
|
|
DRM_DEBUG("\n");
|
|
|
|
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
|
|
*/
|
|
|
|
static int r128_cce_clear(struct drm_device *dev, void *data, struct drm_file *file_priv)
|
|
{
|
|
drm_r128_private_t *dev_priv = dev->dev_private;
|
|
drm_r128_sarea_t *sarea_priv;
|
|
drm_r128_clear_t *clear = data;
|
|
DRM_DEBUG("\n");
|
|
|
|
LOCK_TEST_WITH_RETURN(dev, file_priv);
|
|
|
|
DEV_INIT_TEST_WITH_RETURN(dev_priv);
|
|
|
|
RING_SPACE_TEST_WITH_RETURN(dev_priv);
|
|
|
|
sarea_priv = dev_priv->sarea_priv;
|
|
|
|
if (sarea_priv->nbox > R128_NR_SAREA_CLIPRECTS)
|
|
sarea_priv->nbox = R128_NR_SAREA_CLIPRECTS;
|
|
|
|
r128_cce_dispatch_clear(dev, clear);
|
|
COMMIT_RING();
|
|
|
|
/* Make sure we restore the 3D state next time.
|
|
*/
|
|
dev_priv->sarea_priv->dirty |= R128_UPLOAD_CONTEXT | R128_UPLOAD_MASKS;
|
|
|
|
return 0;
|
|
}
|
|
|
|
static int r128_do_init_pageflip(struct drm_device *dev)
|
|
{
|
|
drm_r128_private_t *dev_priv = dev->dev_private;
|
|
DRM_DEBUG("\n");
|
|
|
|
dev_priv->crtc_offset = R128_READ(R128_CRTC_OFFSET);
|
|
dev_priv->crtc_offset_cntl = R128_READ(R128_CRTC_OFFSET_CNTL);
|
|
|
|
R128_WRITE(R128_CRTC_OFFSET, dev_priv->front_offset);
|
|
R128_WRITE(R128_CRTC_OFFSET_CNTL,
|
|
dev_priv->crtc_offset_cntl | R128_CRTC_OFFSET_FLIP_CNTL);
|
|
|
|
dev_priv->page_flipping = 1;
|
|
dev_priv->current_page = 0;
|
|
dev_priv->sarea_priv->pfCurrentPage = dev_priv->current_page;
|
|
|
|
return 0;
|
|
}
|
|
|
|
static int r128_do_cleanup_pageflip(struct drm_device *dev)
|
|
{
|
|
drm_r128_private_t *dev_priv = dev->dev_private;
|
|
DRM_DEBUG("\n");
|
|
|
|
R128_WRITE(R128_CRTC_OFFSET, dev_priv->crtc_offset);
|
|
R128_WRITE(R128_CRTC_OFFSET_CNTL, dev_priv->crtc_offset_cntl);
|
|
|
|
if (dev_priv->current_page != 0) {
|
|
r128_cce_dispatch_flip(dev);
|
|
COMMIT_RING();
|
|
}
|
|
|
|
dev_priv->page_flipping = 0;
|
|
return 0;
|
|
}
|
|
|
|
/* Swapping and flipping are different operations, need different ioctls.
|
|
* They can & should be intermixed to support multiple 3d windows.
|
|
*/
|
|
|
|
static int r128_cce_flip(struct drm_device *dev, void *data, struct drm_file *file_priv)
|
|
{
|
|
drm_r128_private_t *dev_priv = dev->dev_private;
|
|
DRM_DEBUG("\n");
|
|
|
|
LOCK_TEST_WITH_RETURN(dev, file_priv);
|
|
|
|
DEV_INIT_TEST_WITH_RETURN(dev_priv);
|
|
|
|
RING_SPACE_TEST_WITH_RETURN(dev_priv);
|
|
|
|
if (!dev_priv->page_flipping)
|
|
r128_do_init_pageflip(dev);
|
|
|
|
r128_cce_dispatch_flip(dev);
|
|
|
|
COMMIT_RING();
|
|
return 0;
|
|
}
|
|
|
|
static int r128_cce_swap(struct drm_device *dev, void *data, struct drm_file *file_priv)
|
|
{
|
|
drm_r128_private_t *dev_priv = dev->dev_private;
|
|
drm_r128_sarea_t *sarea_priv = dev_priv->sarea_priv;
|
|
DRM_DEBUG("\n");
|
|
|
|
LOCK_TEST_WITH_RETURN(dev, file_priv);
|
|
|
|
DEV_INIT_TEST_WITH_RETURN(dev_priv);
|
|
|
|
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_swap(dev);
|
|
dev_priv->sarea_priv->dirty |= (R128_UPLOAD_CONTEXT |
|
|
R128_UPLOAD_MASKS);
|
|
|
|
COMMIT_RING();
|
|
return 0;
|
|
}
|
|
|
|
static int r128_cce_vertex(struct drm_device *dev, void *data, struct drm_file *file_priv)
|
|
{
|
|
drm_r128_private_t *dev_priv = dev->dev_private;
|
|
struct drm_device_dma *dma = dev->dma;
|
|
struct drm_buf *buf;
|
|
drm_r128_buf_priv_t *buf_priv;
|
|
drm_r128_vertex_t *vertex = data;
|
|
|
|
LOCK_TEST_WITH_RETURN(dev, file_priv);
|
|
|
|
DEV_INIT_TEST_WITH_RETURN(dev_priv);
|
|
|
|
DRM_DEBUG("pid=%d index=%d count=%d discard=%d\n",
|
|
DRM_CURRENTPID, 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->file_priv != file_priv) {
|
|
DRM_ERROR("process %d using buffer owned by %p\n",
|
|
DRM_CURRENTPID, buf->file_priv);
|
|
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);
|
|
|
|
COMMIT_RING();
|
|
return 0;
|
|
}
|
|
|
|
static int r128_cce_indices(struct drm_device *dev, void *data, struct drm_file *file_priv)
|
|
{
|
|
drm_r128_private_t *dev_priv = dev->dev_private;
|
|
struct drm_device_dma *dma = dev->dma;
|
|
struct drm_buf *buf;
|
|
drm_r128_buf_priv_t *buf_priv;
|
|
drm_r128_indices_t *elts = data;
|
|
int count;
|
|
|
|
LOCK_TEST_WITH_RETURN(dev, file_priv);
|
|
|
|
DEV_INIT_TEST_WITH_RETURN(dev_priv);
|
|
|
|
DRM_DEBUG("pid=%d buf=%d s=%d e=%d d=%d\n", DRM_CURRENTPID,
|
|
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->file_priv != file_priv) {
|
|
DRM_ERROR("process %d using buffer owned by %p\n",
|
|
DRM_CURRENTPID, buf->file_priv);
|
|
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);
|
|
|
|
COMMIT_RING();
|
|
return 0;
|
|
}
|
|
|
|
static int r128_cce_blit(struct drm_device *dev, void *data, struct drm_file *file_priv)
|
|
{
|
|
struct drm_device_dma *dma = dev->dma;
|
|
drm_r128_private_t *dev_priv = dev->dev_private;
|
|
drm_r128_blit_t *blit = data;
|
|
int ret;
|
|
|
|
LOCK_TEST_WITH_RETURN(dev, file_priv);
|
|
|
|
DEV_INIT_TEST_WITH_RETURN(dev_priv);
|
|
|
|
DRM_DEBUG("pid=%d index=%d\n", DRM_CURRENTPID, 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);
|
|
|
|
ret = r128_cce_dispatch_blit(dev, file_priv, blit);
|
|
|
|
COMMIT_RING();
|
|
return ret;
|
|
}
|
|
|
|
static int r128_cce_depth(struct drm_device *dev, void *data, struct drm_file *file_priv)
|
|
{
|
|
drm_r128_private_t *dev_priv = dev->dev_private;
|
|
drm_r128_depth_t *depth = data;
|
|
int ret;
|
|
|
|
LOCK_TEST_WITH_RETURN(dev, file_priv);
|
|
|
|
DEV_INIT_TEST_WITH_RETURN(dev_priv);
|
|
|
|
RING_SPACE_TEST_WITH_RETURN(dev_priv);
|
|
|
|
ret = -EINVAL;
|
|
switch (depth->func) {
|
|
case R128_WRITE_SPAN:
|
|
ret = r128_cce_dispatch_write_span(dev, depth);
|
|
break;
|
|
case R128_WRITE_PIXELS:
|
|
ret = r128_cce_dispatch_write_pixels(dev, depth);
|
|
break;
|
|
case R128_READ_SPAN:
|
|
ret = r128_cce_dispatch_read_span(dev, depth);
|
|
break;
|
|
case R128_READ_PIXELS:
|
|
ret = r128_cce_dispatch_read_pixels(dev, depth);
|
|
break;
|
|
}
|
|
|
|
COMMIT_RING();
|
|
return ret;
|
|
}
|
|
|
|
static int r128_cce_stipple(struct drm_device *dev, void *data, struct drm_file *file_priv)
|
|
{
|
|
drm_r128_private_t *dev_priv = dev->dev_private;
|
|
drm_r128_stipple_t *stipple = data;
|
|
u32 mask[32];
|
|
|
|
LOCK_TEST_WITH_RETURN(dev, file_priv);
|
|
|
|
DEV_INIT_TEST_WITH_RETURN(dev_priv);
|
|
|
|
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);
|
|
|
|
COMMIT_RING();
|
|
return 0;
|
|
}
|
|
|
|
static int r128_cce_indirect(struct drm_device *dev, void *data, struct drm_file *file_priv)
|
|
{
|
|
drm_r128_private_t *dev_priv = dev->dev_private;
|
|
struct drm_device_dma *dma = dev->dma;
|
|
struct drm_buf *buf;
|
|
drm_r128_buf_priv_t *buf_priv;
|
|
drm_r128_indirect_t *indirect = data;
|
|
#if 0
|
|
RING_LOCALS;
|
|
#endif
|
|
|
|
LOCK_TEST_WITH_RETURN(dev, file_priv);
|
|
|
|
DEV_INIT_TEST_WITH_RETURN(dev_priv);
|
|
|
|
DRM_DEBUG("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->file_priv != file_priv) {
|
|
DRM_ERROR("process %d using buffer owned by %p\n",
|
|
DRM_CURRENTPID, buf->file_priv);
|
|
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);
|
|
|
|
COMMIT_RING();
|
|
return 0;
|
|
}
|
|
|
|
static int r128_getparam(struct drm_device *dev, void *data, struct drm_file *file_priv)
|
|
{
|
|
drm_r128_private_t *dev_priv = dev->dev_private;
|
|
drm_r128_getparam_t *param = data;
|
|
int value;
|
|
|
|
DEV_INIT_TEST_WITH_RETURN(dev_priv);
|
|
|
|
DRM_DEBUG("pid=%d\n", DRM_CURRENTPID);
|
|
|
|
switch (param->param) {
|
|
case R128_PARAM_IRQ_NR:
|
|
value = dev->pdev->irq;
|
|
break;
|
|
default:
|
|
return -EINVAL;
|
|
}
|
|
|
|
if (copy_to_user(param->value, &value, sizeof(int))) {
|
|
DRM_ERROR("copy_to_user\n");
|
|
return -EFAULT;
|
|
}
|
|
|
|
return 0;
|
|
}
|
|
|
|
void r128_driver_preclose(struct drm_device *dev, struct drm_file *file_priv)
|
|
{
|
|
if (dev->dev_private) {
|
|
drm_r128_private_t *dev_priv = dev->dev_private;
|
|
if (dev_priv->page_flipping)
|
|
r128_do_cleanup_pageflip(dev);
|
|
}
|
|
}
|
|
void r128_driver_lastclose(struct drm_device *dev)
|
|
{
|
|
r128_do_cleanup_cce(dev);
|
|
}
|
|
|
|
const struct drm_ioctl_desc r128_ioctls[] = {
|
|
DRM_IOCTL_DEF_DRV(R128_INIT, r128_cce_init, DRM_AUTH|DRM_MASTER|DRM_ROOT_ONLY),
|
|
DRM_IOCTL_DEF_DRV(R128_CCE_START, r128_cce_start, DRM_AUTH|DRM_MASTER|DRM_ROOT_ONLY),
|
|
DRM_IOCTL_DEF_DRV(R128_CCE_STOP, r128_cce_stop, DRM_AUTH|DRM_MASTER|DRM_ROOT_ONLY),
|
|
DRM_IOCTL_DEF_DRV(R128_CCE_RESET, r128_cce_reset, DRM_AUTH|DRM_MASTER|DRM_ROOT_ONLY),
|
|
DRM_IOCTL_DEF_DRV(R128_CCE_IDLE, r128_cce_idle, DRM_AUTH),
|
|
DRM_IOCTL_DEF_DRV(R128_RESET, r128_engine_reset, DRM_AUTH),
|
|
DRM_IOCTL_DEF_DRV(R128_FULLSCREEN, r128_fullscreen, DRM_AUTH),
|
|
DRM_IOCTL_DEF_DRV(R128_SWAP, r128_cce_swap, DRM_AUTH),
|
|
DRM_IOCTL_DEF_DRV(R128_FLIP, r128_cce_flip, DRM_AUTH),
|
|
DRM_IOCTL_DEF_DRV(R128_CLEAR, r128_cce_clear, DRM_AUTH),
|
|
DRM_IOCTL_DEF_DRV(R128_VERTEX, r128_cce_vertex, DRM_AUTH),
|
|
DRM_IOCTL_DEF_DRV(R128_INDICES, r128_cce_indices, DRM_AUTH),
|
|
DRM_IOCTL_DEF_DRV(R128_BLIT, r128_cce_blit, DRM_AUTH),
|
|
DRM_IOCTL_DEF_DRV(R128_DEPTH, r128_cce_depth, DRM_AUTH),
|
|
DRM_IOCTL_DEF_DRV(R128_STIPPLE, r128_cce_stipple, DRM_AUTH),
|
|
DRM_IOCTL_DEF_DRV(R128_INDIRECT, r128_cce_indirect, DRM_AUTH|DRM_MASTER|DRM_ROOT_ONLY),
|
|
DRM_IOCTL_DEF_DRV(R128_GETPARAM, r128_getparam, DRM_AUTH),
|
|
};
|
|
|
|
int r128_max_ioctl = ARRAY_SIZE(r128_ioctls);
|