diff options
Diffstat (limited to 'drivers/gpu/drm/r128/r128_state.c')
| -rw-r--r-- | drivers/gpu/drm/r128/r128_state.c | 1641 |
1 files changed, 0 insertions, 1641 deletions
diff --git a/drivers/gpu/drm/r128/r128_state.c b/drivers/gpu/drm/r128/r128_state.c deleted file mode 100644 index ac13fc2a0214..000000000000 --- a/drivers/gpu/drm/r128/r128_state.c +++ /dev/null @@ -1,1641 +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> - */ - -#include <linux/pci.h> -#include <linux/slab.h> -#include <linux/uaccess.h> - -#include <drm/drm_device.h> -#include <drm/drm_file.h> -#include <drm/drm_print.h> -#include <drm/r128_drm.h> - -#include "r128_drv.h" - -/* ================================================================ - * CCE hardware state programming functions - */ - -static void r128_emit_clip_rects(drm_r128_private_t *dev_priv, - struct drm_clip_rect *boxes, int count) -{ - u32 aux_sc_cntl = 0x00000000; - RING_LOCALS; - DRM_DEBUG("\n"); - - BEGIN_RING((count < 3 ? count : 3) * 5 + 2); - - 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("\n"); - - 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("\n"); - - 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("\n"); - - 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("\n"); - - 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("\n"); - - 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("\n"); - - 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("\n"); - - 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 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("dirty=0x%08x\n", 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(struct drm_device *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; - struct drm_clip_rect *pbox = sarea_priv->boxes; - unsigned int flags = clear->flags; - int i; - RING_LOCALS; - DRM_DEBUG("\n"); - - 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(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", - task_pid_nr(current), 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 = memdup_user(depth->x, xbuf_size); - if (IS_ERR(x)) - return PTR_ERR(x); - y = memdup_user(depth->y, ybuf_size); - if (IS_ERR(y)) { - kfree(x); - return PTR_ERR(y); - } - 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", - task_pid_nr(current), 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", - task_pid_nr(current), 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", task_pid_nr(current), - 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", - task_pid_nr(current), 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", task_pid_nr(current), 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; -} - -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; -} - -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", - task_pid_nr(current), 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; -} - -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; - struct pci_dev *pdev = to_pci_dev(dev->dev); - int value; - - DEV_INIT_TEST_WITH_RETURN(dev_priv); - - DRM_DEBUG("pid=%d\n", task_pid_nr(current)); - - switch (param->param) { - case R128_PARAM_IRQ_NR: - value = 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); |