0,0 → 1,152 |
/* |
* Copyright 2008 Corbin Simpson <MostAwesomeDude@gmail.com> |
* Copyright 2010 Marek Olšák <maraeo@gmail.com> |
* |
* 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 |
* on the rights to use, copy, modify, merge, publish, distribute, sub |
* license, and/or sell copies of the Software, and to permit persons to whom |
* the Software is furnished to do so, subject to the following conditions: |
* |
* The above copyright notice and this permission notice (including the next |
* paragraph) shall be included in all copies or substantial portions of the |
* Software. |
* |
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR |
* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, |
* FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT. IN NO EVENT SHALL |
* THE AUTHOR(S) AND/OR THEIR 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. */ |
|
#include "draw/draw_context.h" |
#include "draw/draw_private.h" |
|
#include "util/u_simple_list.h" |
#include "util/u_upload_mgr.h" |
|
#include "os/os_time.h" |
|
#include "r300_context.h" |
#include "r300_cs.h" |
#include "r300_emit.h" |
|
|
static void r300_flush_and_cleanup(struct r300_context *r300, unsigned flags) |
{ |
struct r300_atom *atom; |
|
r300_emit_hyperz_end(r300); |
r300_emit_query_end(r300); |
if (r300->screen->caps.is_r500) |
r500_emit_index_bias(r300, 0); |
|
/* The DDX doesn't set these regs. */ |
if (r300->screen->info.drm_minor >= 6) { |
CS_LOCALS(r300); |
OUT_CS_REG_SEQ(R300_GB_MSPOS0, 2); |
OUT_CS(0x66666666); |
OUT_CS(0x6666666); |
} |
|
r300->flush_counter++; |
r300->rws->cs_flush(r300->cs, flags, 0); |
r300->dirty_hw = 0; |
|
/* New kitchen sink, baby. */ |
foreach_atom(r300, atom) { |
if (atom->state || atom->allow_null_state) { |
r300_mark_atom_dirty(r300, atom); |
} |
} |
r300->vertex_arrays_dirty = TRUE; |
|
/* Unmark HWTCL state for SWTCL. */ |
if (!r300->screen->caps.has_tcl) { |
r300->vs_state.dirty = FALSE; |
r300->vs_constants.dirty = FALSE; |
r300->clip_state.dirty = FALSE; |
} |
} |
|
void r300_flush(struct pipe_context *pipe, |
unsigned flags, |
struct pipe_fence_handle **fence) |
{ |
struct r300_context *r300 = r300_context(pipe); |
struct pb_buffer **rfence = (struct pb_buffer**)fence; |
|
if (r300->screen->info.drm_minor >= 12) { |
flags |= RADEON_FLUSH_KEEP_TILING_FLAGS; |
} |
|
if (rfence) { |
/* Create a fence, which is a dummy BO. */ |
*rfence = r300->rws->buffer_create(r300->rws, 1, 1, TRUE, |
RADEON_DOMAIN_GTT); |
/* Add the fence as a dummy relocation. */ |
r300->rws->cs_add_reloc(r300->cs, |
r300->rws->buffer_get_cs_handle(*rfence), |
RADEON_USAGE_READWRITE, RADEON_DOMAIN_GTT); |
} |
|
if (r300->dirty_hw) { |
r300_flush_and_cleanup(r300, flags); |
} else { |
if (rfence) { |
/* We have to create a fence object, but the command stream is empty |
* and we cannot emit an empty CS. Let's write to some reg. */ |
CS_LOCALS(r300); |
OUT_CS_REG(RB3D_COLOR_CHANNEL_MASK, 0); |
r300->rws->cs_flush(r300->cs, flags, 0); |
} else { |
/* Even if hw is not dirty, we should at least reset the CS in case |
* the space checking failed for the first draw operation. */ |
r300->rws->cs_flush(r300->cs, flags, 0); |
} |
} |
|
/* Update Hyper-Z status. */ |
if (r300->hyperz_enabled) { |
/* If there was a Z clear, keep Hyper-Z access. */ |
if (r300->num_z_clears) { |
r300->hyperz_time_of_last_flush = os_time_get(); |
r300->num_z_clears = 0; |
} else if (r300->hyperz_time_of_last_flush - os_time_get() > 2000000) { |
/* If there hasn't been a Z clear for 2 seconds, revoke Hyper-Z access. */ |
r300->hiz_in_use = FALSE; |
|
/* Decompress the Z buffer. */ |
if (r300->zmask_in_use) { |
if (r300->locked_zbuffer) { |
r300_decompress_zmask_locked(r300); |
} else { |
r300_decompress_zmask(r300); |
} |
|
r300_flush_and_cleanup(r300, flags); |
} |
|
/* Revoke Hyper-Z access, so that some other process can take it. */ |
r300->rws->cs_request_feature(r300->cs, RADEON_FID_R300_HYPERZ_ACCESS, |
FALSE); |
r300->hyperz_enabled = FALSE; |
} |
} |
} |
|
static void r300_flush_wrapped(struct pipe_context *pipe, |
struct pipe_fence_handle **fence, |
unsigned flags) |
{ |
r300_flush(pipe, |
flags & PIPE_FLUSH_END_OF_FRAME ? RADEON_FLUSH_END_OF_FRAME : 0, |
fence); |
} |
|
void r300_init_flush_functions(struct r300_context* r300) |
{ |
r300->context.flush = r300_flush_wrapped; |
} |