forked from KolibriOS/kolibrios
1047 lines
34 KiB
C
1047 lines
34 KiB
C
/*
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* Copyright 2008 Advanced Micro Devices, Inc.
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* Copyright 2008 Red Hat Inc.
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* Copyright 2009 Jerome Glisse.
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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 shall be included in
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* all copies or substantial portions of the 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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* THE COPYRIGHT HOLDER(S) OR AUTHOR(S) 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
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* OTHER DEALINGS IN THE SOFTWARE.
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*
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* Authors: Dave Airlie
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* Alex Deucher
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* Jerome Glisse
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*/
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#include <linux/seq_file.h>
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#include <linux/slab.h>
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#include <drm/drmP.h>
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#include "rv515d.h"
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#include "radeon.h"
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#include "radeon_asic.h"
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#include "atom.h"
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#include "rv515_reg_safe.h"
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/* This files gather functions specifics to: rv515 */
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static int rv515_debugfs_pipes_info_init(struct radeon_device *rdev);
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static int rv515_debugfs_ga_info_init(struct radeon_device *rdev);
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static void rv515_gpu_init(struct radeon_device *rdev);
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int rv515_mc_wait_for_idle(struct radeon_device *rdev);
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void rv515_debugfs(struct radeon_device *rdev)
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{
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if (r100_debugfs_rbbm_init(rdev)) {
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DRM_ERROR("Failed to register debugfs file for RBBM !\n");
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}
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if (rv515_debugfs_pipes_info_init(rdev)) {
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DRM_ERROR("Failed to register debugfs file for pipes !\n");
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}
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if (rv515_debugfs_ga_info_init(rdev)) {
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DRM_ERROR("Failed to register debugfs file for pipes !\n");
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}
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}
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void rv515_ring_start(struct radeon_device *rdev, struct radeon_ring *ring)
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{
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int r;
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r = radeon_ring_lock(rdev, ring, 64);
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if (r) {
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return;
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}
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radeon_ring_write(ring, PACKET0(ISYNC_CNTL, 0));
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radeon_ring_write(ring,
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ISYNC_ANY2D_IDLE3D |
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ISYNC_ANY3D_IDLE2D |
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ISYNC_WAIT_IDLEGUI |
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ISYNC_CPSCRATCH_IDLEGUI);
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radeon_ring_write(ring, PACKET0(WAIT_UNTIL, 0));
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radeon_ring_write(ring, WAIT_2D_IDLECLEAN | WAIT_3D_IDLECLEAN);
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radeon_ring_write(ring, PACKET0(R300_DST_PIPE_CONFIG, 0));
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radeon_ring_write(ring, R300_PIPE_AUTO_CONFIG);
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radeon_ring_write(ring, PACKET0(GB_SELECT, 0));
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radeon_ring_write(ring, 0);
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radeon_ring_write(ring, PACKET0(GB_ENABLE, 0));
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radeon_ring_write(ring, 0);
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radeon_ring_write(ring, PACKET0(R500_SU_REG_DEST, 0));
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radeon_ring_write(ring, (1 << rdev->num_gb_pipes) - 1);
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radeon_ring_write(ring, PACKET0(VAP_INDEX_OFFSET, 0));
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radeon_ring_write(ring, 0);
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radeon_ring_write(ring, PACKET0(RB3D_DSTCACHE_CTLSTAT, 0));
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radeon_ring_write(ring, RB3D_DC_FLUSH | RB3D_DC_FREE);
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radeon_ring_write(ring, PACKET0(ZB_ZCACHE_CTLSTAT, 0));
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radeon_ring_write(ring, ZC_FLUSH | ZC_FREE);
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radeon_ring_write(ring, PACKET0(WAIT_UNTIL, 0));
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radeon_ring_write(ring, WAIT_2D_IDLECLEAN | WAIT_3D_IDLECLEAN);
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radeon_ring_write(ring, PACKET0(GB_AA_CONFIG, 0));
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radeon_ring_write(ring, 0);
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radeon_ring_write(ring, PACKET0(RB3D_DSTCACHE_CTLSTAT, 0));
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radeon_ring_write(ring, RB3D_DC_FLUSH | RB3D_DC_FREE);
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radeon_ring_write(ring, PACKET0(ZB_ZCACHE_CTLSTAT, 0));
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radeon_ring_write(ring, ZC_FLUSH | ZC_FREE);
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radeon_ring_write(ring, PACKET0(GB_MSPOS0, 0));
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radeon_ring_write(ring,
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((6 << MS_X0_SHIFT) |
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(6 << MS_Y0_SHIFT) |
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(6 << MS_X1_SHIFT) |
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(6 << MS_Y1_SHIFT) |
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(6 << MS_X2_SHIFT) |
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(6 << MS_Y2_SHIFT) |
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(6 << MSBD0_Y_SHIFT) |
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(6 << MSBD0_X_SHIFT)));
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radeon_ring_write(ring, PACKET0(GB_MSPOS1, 0));
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radeon_ring_write(ring,
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((6 << MS_X3_SHIFT) |
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(6 << MS_Y3_SHIFT) |
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(6 << MS_X4_SHIFT) |
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(6 << MS_Y4_SHIFT) |
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(6 << MS_X5_SHIFT) |
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(6 << MS_Y5_SHIFT) |
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(6 << MSBD1_SHIFT)));
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radeon_ring_write(ring, PACKET0(GA_ENHANCE, 0));
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radeon_ring_write(ring, GA_DEADLOCK_CNTL | GA_FASTSYNC_CNTL);
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radeon_ring_write(ring, PACKET0(GA_POLY_MODE, 0));
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radeon_ring_write(ring, FRONT_PTYPE_TRIANGE | BACK_PTYPE_TRIANGE);
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radeon_ring_write(ring, PACKET0(GA_ROUND_MODE, 0));
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radeon_ring_write(ring, GEOMETRY_ROUND_NEAREST | COLOR_ROUND_NEAREST);
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radeon_ring_write(ring, PACKET0(0x20C8, 0));
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radeon_ring_write(ring, 0);
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radeon_ring_unlock_commit(rdev, ring);
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}
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int rv515_mc_wait_for_idle(struct radeon_device *rdev)
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{
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unsigned i;
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uint32_t tmp;
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for (i = 0; i < rdev->usec_timeout; i++) {
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/* read MC_STATUS */
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tmp = RREG32_MC(MC_STATUS);
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if (tmp & MC_STATUS_IDLE) {
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return 0;
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}
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DRM_UDELAY(1);
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}
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return -1;
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}
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void rv515_vga_render_disable(struct radeon_device *rdev)
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{
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WREG32(R_000300_VGA_RENDER_CONTROL,
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RREG32(R_000300_VGA_RENDER_CONTROL) & C_000300_VGA_VSTATUS_CNTL);
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}
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static void rv515_gpu_init(struct radeon_device *rdev)
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{
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unsigned pipe_select_current, gb_pipe_select, tmp;
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if (r100_gui_wait_for_idle(rdev)) {
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printk(KERN_WARNING "Failed to wait GUI idle while "
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"resetting GPU. Bad things might happen.\n");
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}
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rv515_vga_render_disable(rdev);
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r420_pipes_init(rdev);
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gb_pipe_select = RREG32(R400_GB_PIPE_SELECT);
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tmp = RREG32(R300_DST_PIPE_CONFIG);
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pipe_select_current = (tmp >> 2) & 3;
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tmp = (1 << pipe_select_current) |
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(((gb_pipe_select >> 8) & 0xF) << 4);
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WREG32_PLL(0x000D, tmp);
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if (r100_gui_wait_for_idle(rdev)) {
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printk(KERN_WARNING "Failed to wait GUI idle while "
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"resetting GPU. Bad things might happen.\n");
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}
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if (rv515_mc_wait_for_idle(rdev)) {
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printk(KERN_WARNING "Failed to wait MC idle while "
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"programming pipes. Bad things might happen.\n");
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}
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}
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static void rv515_vram_get_type(struct radeon_device *rdev)
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{
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uint32_t tmp;
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rdev->mc.vram_width = 128;
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rdev->mc.vram_is_ddr = true;
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tmp = RREG32_MC(RV515_MC_CNTL) & MEM_NUM_CHANNELS_MASK;
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switch (tmp) {
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case 0:
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rdev->mc.vram_width = 64;
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break;
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case 1:
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rdev->mc.vram_width = 128;
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break;
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default:
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rdev->mc.vram_width = 128;
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break;
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}
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}
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static void rv515_mc_init(struct radeon_device *rdev)
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{
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rv515_vram_get_type(rdev);
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r100_vram_init_sizes(rdev);
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radeon_vram_location(rdev, &rdev->mc, 0);
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rdev->mc.gtt_base_align = 0;
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if (!(rdev->flags & RADEON_IS_AGP))
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radeon_gtt_location(rdev, &rdev->mc);
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radeon_update_bandwidth_info(rdev);
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}
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uint32_t rv515_mc_rreg(struct radeon_device *rdev, uint32_t reg)
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{
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uint32_t r;
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WREG32(MC_IND_INDEX, 0x7f0000 | (reg & 0xffff));
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r = RREG32(MC_IND_DATA);
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WREG32(MC_IND_INDEX, 0);
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return r;
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}
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void rv515_mc_wreg(struct radeon_device *rdev, uint32_t reg, uint32_t v)
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{
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WREG32(MC_IND_INDEX, 0xff0000 | ((reg) & 0xffff));
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WREG32(MC_IND_DATA, (v));
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WREG32(MC_IND_INDEX, 0);
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}
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#if defined(CONFIG_DEBUG_FS)
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static int rv515_debugfs_pipes_info(struct seq_file *m, void *data)
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{
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struct drm_info_node *node = (struct drm_info_node *) m->private;
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struct drm_device *dev = node->minor->dev;
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struct radeon_device *rdev = dev->dev_private;
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uint32_t tmp;
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tmp = RREG32(GB_PIPE_SELECT);
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seq_printf(m, "GB_PIPE_SELECT 0x%08x\n", tmp);
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tmp = RREG32(SU_REG_DEST);
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seq_printf(m, "SU_REG_DEST 0x%08x\n", tmp);
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tmp = RREG32(GB_TILE_CONFIG);
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seq_printf(m, "GB_TILE_CONFIG 0x%08x\n", tmp);
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tmp = RREG32(DST_PIPE_CONFIG);
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seq_printf(m, "DST_PIPE_CONFIG 0x%08x\n", tmp);
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return 0;
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}
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static int rv515_debugfs_ga_info(struct seq_file *m, void *data)
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{
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struct drm_info_node *node = (struct drm_info_node *) m->private;
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struct drm_device *dev = node->minor->dev;
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struct radeon_device *rdev = dev->dev_private;
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uint32_t tmp;
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tmp = RREG32(0x2140);
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seq_printf(m, "VAP_CNTL_STATUS 0x%08x\n", tmp);
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radeon_asic_reset(rdev);
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tmp = RREG32(0x425C);
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seq_printf(m, "GA_IDLE 0x%08x\n", tmp);
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return 0;
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}
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static struct drm_info_list rv515_pipes_info_list[] = {
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{"rv515_pipes_info", rv515_debugfs_pipes_info, 0, NULL},
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};
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static struct drm_info_list rv515_ga_info_list[] = {
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{"rv515_ga_info", rv515_debugfs_ga_info, 0, NULL},
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};
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#endif
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static int rv515_debugfs_pipes_info_init(struct radeon_device *rdev)
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{
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#if defined(CONFIG_DEBUG_FS)
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return radeon_debugfs_add_files(rdev, rv515_pipes_info_list, 1);
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#else
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return 0;
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#endif
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}
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static int rv515_debugfs_ga_info_init(struct radeon_device *rdev)
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{
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#if defined(CONFIG_DEBUG_FS)
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return radeon_debugfs_add_files(rdev, rv515_ga_info_list, 1);
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#else
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return 0;
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#endif
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}
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void rv515_mc_stop(struct radeon_device *rdev, struct rv515_mc_save *save)
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{
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save->vga_render_control = RREG32(R_000300_VGA_RENDER_CONTROL);
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save->vga_hdp_control = RREG32(R_000328_VGA_HDP_CONTROL);
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/* Stop all video */
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WREG32(R_0068E8_D2CRTC_UPDATE_LOCK, 0);
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WREG32(R_000300_VGA_RENDER_CONTROL, 0);
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WREG32(R_0060E8_D1CRTC_UPDATE_LOCK, 1);
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WREG32(R_0068E8_D2CRTC_UPDATE_LOCK, 1);
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WREG32(R_006080_D1CRTC_CONTROL, 0);
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WREG32(R_006880_D2CRTC_CONTROL, 0);
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WREG32(R_0060E8_D1CRTC_UPDATE_LOCK, 0);
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WREG32(R_0068E8_D2CRTC_UPDATE_LOCK, 0);
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WREG32(R_000330_D1VGA_CONTROL, 0);
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WREG32(R_000338_D2VGA_CONTROL, 0);
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}
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void rv515_mc_resume(struct radeon_device *rdev, struct rv515_mc_save *save)
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{
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WREG32(R_006110_D1GRPH_PRIMARY_SURFACE_ADDRESS, rdev->mc.vram_start);
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WREG32(R_006118_D1GRPH_SECONDARY_SURFACE_ADDRESS, rdev->mc.vram_start);
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WREG32(R_006910_D2GRPH_PRIMARY_SURFACE_ADDRESS, rdev->mc.vram_start);
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WREG32(R_006918_D2GRPH_SECONDARY_SURFACE_ADDRESS, rdev->mc.vram_start);
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WREG32(R_000310_VGA_MEMORY_BASE_ADDRESS, rdev->mc.vram_start);
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/* Unlock host access */
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WREG32(R_000328_VGA_HDP_CONTROL, save->vga_hdp_control);
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mdelay(1);
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WREG32(R_000300_VGA_RENDER_CONTROL, save->vga_render_control);
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}
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static void rv515_mc_program(struct radeon_device *rdev)
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{
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struct rv515_mc_save save;
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/* Stops all mc clients */
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rv515_mc_stop(rdev, &save);
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/* Wait for mc idle */
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if (rv515_mc_wait_for_idle(rdev))
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dev_warn(rdev->dev, "Wait MC idle timeout before updating MC.\n");
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/* Write VRAM size in case we are limiting it */
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WREG32(R_0000F8_CONFIG_MEMSIZE, rdev->mc.real_vram_size);
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/* Program MC, should be a 32bits limited address space */
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WREG32_MC(R_000001_MC_FB_LOCATION,
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S_000001_MC_FB_START(rdev->mc.vram_start >> 16) |
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S_000001_MC_FB_TOP(rdev->mc.vram_end >> 16));
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WREG32(R_000134_HDP_FB_LOCATION,
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S_000134_HDP_FB_START(rdev->mc.vram_start >> 16));
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if (rdev->flags & RADEON_IS_AGP) {
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WREG32_MC(R_000002_MC_AGP_LOCATION,
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S_000002_MC_AGP_START(rdev->mc.gtt_start >> 16) |
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S_000002_MC_AGP_TOP(rdev->mc.gtt_end >> 16));
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WREG32_MC(R_000003_MC_AGP_BASE, lower_32_bits(rdev->mc.agp_base));
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WREG32_MC(R_000004_MC_AGP_BASE_2,
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S_000004_AGP_BASE_ADDR_2(upper_32_bits(rdev->mc.agp_base)));
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} else {
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WREG32_MC(R_000002_MC_AGP_LOCATION, 0xFFFFFFFF);
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WREG32_MC(R_000003_MC_AGP_BASE, 0);
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WREG32_MC(R_000004_MC_AGP_BASE_2, 0);
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}
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rv515_mc_resume(rdev, &save);
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}
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void rv515_clock_startup(struct radeon_device *rdev)
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{
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if (radeon_dynclks != -1 && radeon_dynclks)
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radeon_atom_set_clock_gating(rdev, 1);
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/* We need to force on some of the block */
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WREG32_PLL(R_00000F_CP_DYN_CNTL,
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RREG32_PLL(R_00000F_CP_DYN_CNTL) | S_00000F_CP_FORCEON(1));
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WREG32_PLL(R_000011_E2_DYN_CNTL,
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RREG32_PLL(R_000011_E2_DYN_CNTL) | S_000011_E2_FORCEON(1));
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WREG32_PLL(R_000013_IDCT_DYN_CNTL,
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RREG32_PLL(R_000013_IDCT_DYN_CNTL) | S_000013_IDCT_FORCEON(1));
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}
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static int rv515_startup(struct radeon_device *rdev)
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{
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int r;
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rv515_mc_program(rdev);
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/* Resume clock */
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rv515_clock_startup(rdev);
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/* Initialize GPU configuration (# pipes, ...) */
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rv515_gpu_init(rdev);
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/* Initialize GART (initialize after TTM so we can allocate
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* memory through TTM but finalize after TTM) */
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if (rdev->flags & RADEON_IS_PCIE) {
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r = rv370_pcie_gart_enable(rdev);
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if (r)
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return r;
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}
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/* allocate wb buffer */
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r = radeon_wb_init(rdev);
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if (r)
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return r;
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/* Enable IRQ */
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rs600_irq_set(rdev);
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rdev->config.r300.hdp_cntl = RREG32(RADEON_HOST_PATH_CNTL);
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/* 1M ring buffer */
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r = r100_cp_init(rdev, 1024 * 1024);
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if (r) {
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dev_err(rdev->dev, "failed initializing CP (%d).\n", r);
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return r;
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}
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r = radeon_ib_pool_init(rdev);
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if (r) {
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dev_err(rdev->dev, "IB initialization failed (%d).\n", r);
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return r;
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}
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return 0;
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}
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void rv515_set_safe_registers(struct radeon_device *rdev)
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{
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rdev->config.r300.reg_safe_bm = rv515_reg_safe_bm;
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rdev->config.r300.reg_safe_bm_size = ARRAY_SIZE(rv515_reg_safe_bm);
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}
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int rv515_init(struct radeon_device *rdev)
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{
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int r;
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/* Initialize scratch registers */
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radeon_scratch_init(rdev);
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/* Initialize surface registers */
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radeon_surface_init(rdev);
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/* TODO: disable VGA need to use VGA request */
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/* restore some register to sane defaults */
|
|
r100_restore_sanity(rdev);
|
|
/* BIOS*/
|
|
if (!radeon_get_bios(rdev)) {
|
|
if (ASIC_IS_AVIVO(rdev))
|
|
return -EINVAL;
|
|
}
|
|
if (rdev->is_atom_bios) {
|
|
r = radeon_atombios_init(rdev);
|
|
if (r)
|
|
return r;
|
|
} else {
|
|
dev_err(rdev->dev, "Expecting atombios for RV515 GPU\n");
|
|
return -EINVAL;
|
|
}
|
|
/* Reset gpu before posting otherwise ATOM will enter infinite loop */
|
|
if (radeon_asic_reset(rdev)) {
|
|
dev_warn(rdev->dev,
|
|
"GPU reset failed ! (0xE40=0x%08X, 0x7C0=0x%08X)\n",
|
|
RREG32(R_000E40_RBBM_STATUS),
|
|
RREG32(R_0007C0_CP_STAT));
|
|
}
|
|
/* check if cards are posted or not */
|
|
if (radeon_boot_test_post_card(rdev) == false)
|
|
return -EINVAL;
|
|
/* Initialize clocks */
|
|
radeon_get_clock_info(rdev->ddev);
|
|
/* initialize AGP */
|
|
if (rdev->flags & RADEON_IS_AGP) {
|
|
r = radeon_agp_init(rdev);
|
|
if (r) {
|
|
radeon_agp_disable(rdev);
|
|
}
|
|
}
|
|
/* initialize memory controller */
|
|
rv515_mc_init(rdev);
|
|
rv515_debugfs(rdev);
|
|
/* Fence driver */
|
|
r = radeon_fence_driver_init(rdev);
|
|
if (r)
|
|
return r;
|
|
r = radeon_irq_kms_init(rdev);
|
|
if (r)
|
|
return r;
|
|
/* Memory manager */
|
|
r = radeon_bo_init(rdev);
|
|
if (r)
|
|
return r;
|
|
r = rv370_pcie_gart_init(rdev);
|
|
if (r)
|
|
return r;
|
|
rv515_set_safe_registers(rdev);
|
|
|
|
rdev->accel_working = true;
|
|
r = rv515_startup(rdev);
|
|
if (r) {
|
|
/* Somethings want wront with the accel init stop accel */
|
|
dev_err(rdev->dev, "Disabling GPU acceleration\n");
|
|
// r100_cp_fini(rdev);
|
|
// r100_wb_fini(rdev);
|
|
// r100_ib_fini(rdev);
|
|
rv370_pcie_gart_fini(rdev);
|
|
// radeon_agp_fini(rdev);
|
|
rdev->accel_working = false;
|
|
}
|
|
return 0;
|
|
}
|
|
|
|
void atom_rv515_force_tv_scaler(struct radeon_device *rdev, struct radeon_crtc *crtc)
|
|
{
|
|
int index_reg = 0x6578 + crtc->crtc_offset;
|
|
int data_reg = 0x657c + crtc->crtc_offset;
|
|
|
|
WREG32(0x659C + crtc->crtc_offset, 0x0);
|
|
WREG32(0x6594 + crtc->crtc_offset, 0x705);
|
|
WREG32(0x65A4 + crtc->crtc_offset, 0x10001);
|
|
WREG32(0x65D8 + crtc->crtc_offset, 0x0);
|
|
WREG32(0x65B0 + crtc->crtc_offset, 0x0);
|
|
WREG32(0x65C0 + crtc->crtc_offset, 0x0);
|
|
WREG32(0x65D4 + crtc->crtc_offset, 0x0);
|
|
WREG32(index_reg, 0x0);
|
|
WREG32(data_reg, 0x841880A8);
|
|
WREG32(index_reg, 0x1);
|
|
WREG32(data_reg, 0x84208680);
|
|
WREG32(index_reg, 0x2);
|
|
WREG32(data_reg, 0xBFF880B0);
|
|
WREG32(index_reg, 0x100);
|
|
WREG32(data_reg, 0x83D88088);
|
|
WREG32(index_reg, 0x101);
|
|
WREG32(data_reg, 0x84608680);
|
|
WREG32(index_reg, 0x102);
|
|
WREG32(data_reg, 0xBFF080D0);
|
|
WREG32(index_reg, 0x200);
|
|
WREG32(data_reg, 0x83988068);
|
|
WREG32(index_reg, 0x201);
|
|
WREG32(data_reg, 0x84A08680);
|
|
WREG32(index_reg, 0x202);
|
|
WREG32(data_reg, 0xBFF080F8);
|
|
WREG32(index_reg, 0x300);
|
|
WREG32(data_reg, 0x83588058);
|
|
WREG32(index_reg, 0x301);
|
|
WREG32(data_reg, 0x84E08660);
|
|
WREG32(index_reg, 0x302);
|
|
WREG32(data_reg, 0xBFF88120);
|
|
WREG32(index_reg, 0x400);
|
|
WREG32(data_reg, 0x83188040);
|
|
WREG32(index_reg, 0x401);
|
|
WREG32(data_reg, 0x85008660);
|
|
WREG32(index_reg, 0x402);
|
|
WREG32(data_reg, 0xBFF88150);
|
|
WREG32(index_reg, 0x500);
|
|
WREG32(data_reg, 0x82D88030);
|
|
WREG32(index_reg, 0x501);
|
|
WREG32(data_reg, 0x85408640);
|
|
WREG32(index_reg, 0x502);
|
|
WREG32(data_reg, 0xBFF88180);
|
|
WREG32(index_reg, 0x600);
|
|
WREG32(data_reg, 0x82A08018);
|
|
WREG32(index_reg, 0x601);
|
|
WREG32(data_reg, 0x85808620);
|
|
WREG32(index_reg, 0x602);
|
|
WREG32(data_reg, 0xBFF081B8);
|
|
WREG32(index_reg, 0x700);
|
|
WREG32(data_reg, 0x82608010);
|
|
WREG32(index_reg, 0x701);
|
|
WREG32(data_reg, 0x85A08600);
|
|
WREG32(index_reg, 0x702);
|
|
WREG32(data_reg, 0x800081F0);
|
|
WREG32(index_reg, 0x800);
|
|
WREG32(data_reg, 0x8228BFF8);
|
|
WREG32(index_reg, 0x801);
|
|
WREG32(data_reg, 0x85E085E0);
|
|
WREG32(index_reg, 0x802);
|
|
WREG32(data_reg, 0xBFF88228);
|
|
WREG32(index_reg, 0x10000);
|
|
WREG32(data_reg, 0x82A8BF00);
|
|
WREG32(index_reg, 0x10001);
|
|
WREG32(data_reg, 0x82A08CC0);
|
|
WREG32(index_reg, 0x10002);
|
|
WREG32(data_reg, 0x8008BEF8);
|
|
WREG32(index_reg, 0x10100);
|
|
WREG32(data_reg, 0x81F0BF28);
|
|
WREG32(index_reg, 0x10101);
|
|
WREG32(data_reg, 0x83608CA0);
|
|
WREG32(index_reg, 0x10102);
|
|
WREG32(data_reg, 0x8018BED0);
|
|
WREG32(index_reg, 0x10200);
|
|
WREG32(data_reg, 0x8148BF38);
|
|
WREG32(index_reg, 0x10201);
|
|
WREG32(data_reg, 0x84408C80);
|
|
WREG32(index_reg, 0x10202);
|
|
WREG32(data_reg, 0x8008BEB8);
|
|
WREG32(index_reg, 0x10300);
|
|
WREG32(data_reg, 0x80B0BF78);
|
|
WREG32(index_reg, 0x10301);
|
|
WREG32(data_reg, 0x85008C20);
|
|
WREG32(index_reg, 0x10302);
|
|
WREG32(data_reg, 0x8020BEA0);
|
|
WREG32(index_reg, 0x10400);
|
|
WREG32(data_reg, 0x8028BF90);
|
|
WREG32(index_reg, 0x10401);
|
|
WREG32(data_reg, 0x85E08BC0);
|
|
WREG32(index_reg, 0x10402);
|
|
WREG32(data_reg, 0x8018BE90);
|
|
WREG32(index_reg, 0x10500);
|
|
WREG32(data_reg, 0xBFB8BFB0);
|
|
WREG32(index_reg, 0x10501);
|
|
WREG32(data_reg, 0x86C08B40);
|
|
WREG32(index_reg, 0x10502);
|
|
WREG32(data_reg, 0x8010BE90);
|
|
WREG32(index_reg, 0x10600);
|
|
WREG32(data_reg, 0xBF58BFC8);
|
|
WREG32(index_reg, 0x10601);
|
|
WREG32(data_reg, 0x87A08AA0);
|
|
WREG32(index_reg, 0x10602);
|
|
WREG32(data_reg, 0x8010BE98);
|
|
WREG32(index_reg, 0x10700);
|
|
WREG32(data_reg, 0xBF10BFF0);
|
|
WREG32(index_reg, 0x10701);
|
|
WREG32(data_reg, 0x886089E0);
|
|
WREG32(index_reg, 0x10702);
|
|
WREG32(data_reg, 0x8018BEB0);
|
|
WREG32(index_reg, 0x10800);
|
|
WREG32(data_reg, 0xBED8BFE8);
|
|
WREG32(index_reg, 0x10801);
|
|
WREG32(data_reg, 0x89408940);
|
|
WREG32(index_reg, 0x10802);
|
|
WREG32(data_reg, 0xBFE8BED8);
|
|
WREG32(index_reg, 0x20000);
|
|
WREG32(data_reg, 0x80008000);
|
|
WREG32(index_reg, 0x20001);
|
|
WREG32(data_reg, 0x90008000);
|
|
WREG32(index_reg, 0x20002);
|
|
WREG32(data_reg, 0x80008000);
|
|
WREG32(index_reg, 0x20003);
|
|
WREG32(data_reg, 0x80008000);
|
|
WREG32(index_reg, 0x20100);
|
|
WREG32(data_reg, 0x80108000);
|
|
WREG32(index_reg, 0x20101);
|
|
WREG32(data_reg, 0x8FE0BF70);
|
|
WREG32(index_reg, 0x20102);
|
|
WREG32(data_reg, 0xBFE880C0);
|
|
WREG32(index_reg, 0x20103);
|
|
WREG32(data_reg, 0x80008000);
|
|
WREG32(index_reg, 0x20200);
|
|
WREG32(data_reg, 0x8018BFF8);
|
|
WREG32(index_reg, 0x20201);
|
|
WREG32(data_reg, 0x8F80BF08);
|
|
WREG32(index_reg, 0x20202);
|
|
WREG32(data_reg, 0xBFD081A0);
|
|
WREG32(index_reg, 0x20203);
|
|
WREG32(data_reg, 0xBFF88000);
|
|
WREG32(index_reg, 0x20300);
|
|
WREG32(data_reg, 0x80188000);
|
|
WREG32(index_reg, 0x20301);
|
|
WREG32(data_reg, 0x8EE0BEC0);
|
|
WREG32(index_reg, 0x20302);
|
|
WREG32(data_reg, 0xBFB082A0);
|
|
WREG32(index_reg, 0x20303);
|
|
WREG32(data_reg, 0x80008000);
|
|
WREG32(index_reg, 0x20400);
|
|
WREG32(data_reg, 0x80188000);
|
|
WREG32(index_reg, 0x20401);
|
|
WREG32(data_reg, 0x8E00BEA0);
|
|
WREG32(index_reg, 0x20402);
|
|
WREG32(data_reg, 0xBF8883C0);
|
|
WREG32(index_reg, 0x20403);
|
|
WREG32(data_reg, 0x80008000);
|
|
WREG32(index_reg, 0x20500);
|
|
WREG32(data_reg, 0x80188000);
|
|
WREG32(index_reg, 0x20501);
|
|
WREG32(data_reg, 0x8D00BE90);
|
|
WREG32(index_reg, 0x20502);
|
|
WREG32(data_reg, 0xBF588500);
|
|
WREG32(index_reg, 0x20503);
|
|
WREG32(data_reg, 0x80008008);
|
|
WREG32(index_reg, 0x20600);
|
|
WREG32(data_reg, 0x80188000);
|
|
WREG32(index_reg, 0x20601);
|
|
WREG32(data_reg, 0x8BC0BE98);
|
|
WREG32(index_reg, 0x20602);
|
|
WREG32(data_reg, 0xBF308660);
|
|
WREG32(index_reg, 0x20603);
|
|
WREG32(data_reg, 0x80008008);
|
|
WREG32(index_reg, 0x20700);
|
|
WREG32(data_reg, 0x80108000);
|
|
WREG32(index_reg, 0x20701);
|
|
WREG32(data_reg, 0x8A80BEB0);
|
|
WREG32(index_reg, 0x20702);
|
|
WREG32(data_reg, 0xBF0087C0);
|
|
WREG32(index_reg, 0x20703);
|
|
WREG32(data_reg, 0x80008008);
|
|
WREG32(index_reg, 0x20800);
|
|
WREG32(data_reg, 0x80108000);
|
|
WREG32(index_reg, 0x20801);
|
|
WREG32(data_reg, 0x8920BED0);
|
|
WREG32(index_reg, 0x20802);
|
|
WREG32(data_reg, 0xBED08920);
|
|
WREG32(index_reg, 0x20803);
|
|
WREG32(data_reg, 0x80008010);
|
|
WREG32(index_reg, 0x30000);
|
|
WREG32(data_reg, 0x90008000);
|
|
WREG32(index_reg, 0x30001);
|
|
WREG32(data_reg, 0x80008000);
|
|
WREG32(index_reg, 0x30100);
|
|
WREG32(data_reg, 0x8FE0BF90);
|
|
WREG32(index_reg, 0x30101);
|
|
WREG32(data_reg, 0xBFF880A0);
|
|
WREG32(index_reg, 0x30200);
|
|
WREG32(data_reg, 0x8F60BF40);
|
|
WREG32(index_reg, 0x30201);
|
|
WREG32(data_reg, 0xBFE88180);
|
|
WREG32(index_reg, 0x30300);
|
|
WREG32(data_reg, 0x8EC0BF00);
|
|
WREG32(index_reg, 0x30301);
|
|
WREG32(data_reg, 0xBFC88280);
|
|
WREG32(index_reg, 0x30400);
|
|
WREG32(data_reg, 0x8DE0BEE0);
|
|
WREG32(index_reg, 0x30401);
|
|
WREG32(data_reg, 0xBFA083A0);
|
|
WREG32(index_reg, 0x30500);
|
|
WREG32(data_reg, 0x8CE0BED0);
|
|
WREG32(index_reg, 0x30501);
|
|
WREG32(data_reg, 0xBF7884E0);
|
|
WREG32(index_reg, 0x30600);
|
|
WREG32(data_reg, 0x8BA0BED8);
|
|
WREG32(index_reg, 0x30601);
|
|
WREG32(data_reg, 0xBF508640);
|
|
WREG32(index_reg, 0x30700);
|
|
WREG32(data_reg, 0x8A60BEE8);
|
|
WREG32(index_reg, 0x30701);
|
|
WREG32(data_reg, 0xBF2087A0);
|
|
WREG32(index_reg, 0x30800);
|
|
WREG32(data_reg, 0x8900BF00);
|
|
WREG32(index_reg, 0x30801);
|
|
WREG32(data_reg, 0xBF008900);
|
|
}
|
|
|
|
struct rv515_watermark {
|
|
u32 lb_request_fifo_depth;
|
|
fixed20_12 num_line_pair;
|
|
fixed20_12 estimated_width;
|
|
fixed20_12 worst_case_latency;
|
|
fixed20_12 consumption_rate;
|
|
fixed20_12 active_time;
|
|
fixed20_12 dbpp;
|
|
fixed20_12 priority_mark_max;
|
|
fixed20_12 priority_mark;
|
|
fixed20_12 sclk;
|
|
};
|
|
|
|
static void rv515_crtc_bandwidth_compute(struct radeon_device *rdev,
|
|
struct radeon_crtc *crtc,
|
|
struct rv515_watermark *wm)
|
|
{
|
|
struct drm_display_mode *mode = &crtc->base.mode;
|
|
fixed20_12 a, b, c;
|
|
fixed20_12 pclk, request_fifo_depth, tolerable_latency, estimated_width;
|
|
fixed20_12 consumption_time, line_time, chunk_time, read_delay_latency;
|
|
|
|
if (!crtc->base.enabled) {
|
|
/* FIXME: wouldn't it better to set priority mark to maximum */
|
|
wm->lb_request_fifo_depth = 4;
|
|
return;
|
|
}
|
|
|
|
if (crtc->vsc.full > dfixed_const(2))
|
|
wm->num_line_pair.full = dfixed_const(2);
|
|
else
|
|
wm->num_line_pair.full = dfixed_const(1);
|
|
|
|
b.full = dfixed_const(mode->crtc_hdisplay);
|
|
c.full = dfixed_const(256);
|
|
a.full = dfixed_div(b, c);
|
|
request_fifo_depth.full = dfixed_mul(a, wm->num_line_pair);
|
|
request_fifo_depth.full = dfixed_ceil(request_fifo_depth);
|
|
if (a.full < dfixed_const(4)) {
|
|
wm->lb_request_fifo_depth = 4;
|
|
} else {
|
|
wm->lb_request_fifo_depth = dfixed_trunc(request_fifo_depth);
|
|
}
|
|
|
|
/* Determine consumption rate
|
|
* pclk = pixel clock period(ns) = 1000 / (mode.clock / 1000)
|
|
* vtaps = number of vertical taps,
|
|
* vsc = vertical scaling ratio, defined as source/destination
|
|
* hsc = horizontal scaling ration, defined as source/destination
|
|
*/
|
|
a.full = dfixed_const(mode->clock);
|
|
b.full = dfixed_const(1000);
|
|
a.full = dfixed_div(a, b);
|
|
pclk.full = dfixed_div(b, a);
|
|
if (crtc->rmx_type != RMX_OFF) {
|
|
b.full = dfixed_const(2);
|
|
if (crtc->vsc.full > b.full)
|
|
b.full = crtc->vsc.full;
|
|
b.full = dfixed_mul(b, crtc->hsc);
|
|
c.full = dfixed_const(2);
|
|
b.full = dfixed_div(b, c);
|
|
consumption_time.full = dfixed_div(pclk, b);
|
|
} else {
|
|
consumption_time.full = pclk.full;
|
|
}
|
|
a.full = dfixed_const(1);
|
|
wm->consumption_rate.full = dfixed_div(a, consumption_time);
|
|
|
|
|
|
/* Determine line time
|
|
* LineTime = total time for one line of displayhtotal
|
|
* LineTime = total number of horizontal pixels
|
|
* pclk = pixel clock period(ns)
|
|
*/
|
|
a.full = dfixed_const(crtc->base.mode.crtc_htotal);
|
|
line_time.full = dfixed_mul(a, pclk);
|
|
|
|
/* Determine active time
|
|
* ActiveTime = time of active region of display within one line,
|
|
* hactive = total number of horizontal active pixels
|
|
* htotal = total number of horizontal pixels
|
|
*/
|
|
a.full = dfixed_const(crtc->base.mode.crtc_htotal);
|
|
b.full = dfixed_const(crtc->base.mode.crtc_hdisplay);
|
|
wm->active_time.full = dfixed_mul(line_time, b);
|
|
wm->active_time.full = dfixed_div(wm->active_time, a);
|
|
|
|
/* Determine chunk time
|
|
* ChunkTime = the time it takes the DCP to send one chunk of data
|
|
* to the LB which consists of pipeline delay and inter chunk gap
|
|
* sclk = system clock(Mhz)
|
|
*/
|
|
a.full = dfixed_const(600 * 1000);
|
|
chunk_time.full = dfixed_div(a, rdev->pm.sclk);
|
|
read_delay_latency.full = dfixed_const(1000);
|
|
|
|
/* Determine the worst case latency
|
|
* NumLinePair = Number of line pairs to request(1=2 lines, 2=4 lines)
|
|
* WorstCaseLatency = worst case time from urgent to when the MC starts
|
|
* to return data
|
|
* READ_DELAY_IDLE_MAX = constant of 1us
|
|
* ChunkTime = time it takes the DCP to send one chunk of data to the LB
|
|
* which consists of pipeline delay and inter chunk gap
|
|
*/
|
|
if (dfixed_trunc(wm->num_line_pair) > 1) {
|
|
a.full = dfixed_const(3);
|
|
wm->worst_case_latency.full = dfixed_mul(a, chunk_time);
|
|
wm->worst_case_latency.full += read_delay_latency.full;
|
|
} else {
|
|
wm->worst_case_latency.full = chunk_time.full + read_delay_latency.full;
|
|
}
|
|
|
|
/* Determine the tolerable latency
|
|
* TolerableLatency = Any given request has only 1 line time
|
|
* for the data to be returned
|
|
* LBRequestFifoDepth = Number of chunk requests the LB can
|
|
* put into the request FIFO for a display
|
|
* LineTime = total time for one line of display
|
|
* ChunkTime = the time it takes the DCP to send one chunk
|
|
* of data to the LB which consists of
|
|
* pipeline delay and inter chunk gap
|
|
*/
|
|
if ((2+wm->lb_request_fifo_depth) >= dfixed_trunc(request_fifo_depth)) {
|
|
tolerable_latency.full = line_time.full;
|
|
} else {
|
|
tolerable_latency.full = dfixed_const(wm->lb_request_fifo_depth - 2);
|
|
tolerable_latency.full = request_fifo_depth.full - tolerable_latency.full;
|
|
tolerable_latency.full = dfixed_mul(tolerable_latency, chunk_time);
|
|
tolerable_latency.full = line_time.full - tolerable_latency.full;
|
|
}
|
|
/* We assume worst case 32bits (4 bytes) */
|
|
wm->dbpp.full = dfixed_const(2 * 16);
|
|
|
|
/* Determine the maximum priority mark
|
|
* width = viewport width in pixels
|
|
*/
|
|
a.full = dfixed_const(16);
|
|
wm->priority_mark_max.full = dfixed_const(crtc->base.mode.crtc_hdisplay);
|
|
wm->priority_mark_max.full = dfixed_div(wm->priority_mark_max, a);
|
|
wm->priority_mark_max.full = dfixed_ceil(wm->priority_mark_max);
|
|
|
|
/* Determine estimated width */
|
|
estimated_width.full = tolerable_latency.full - wm->worst_case_latency.full;
|
|
estimated_width.full = dfixed_div(estimated_width, consumption_time);
|
|
if (dfixed_trunc(estimated_width) > crtc->base.mode.crtc_hdisplay) {
|
|
wm->priority_mark.full = wm->priority_mark_max.full;
|
|
} else {
|
|
a.full = dfixed_const(16);
|
|
wm->priority_mark.full = dfixed_div(estimated_width, a);
|
|
wm->priority_mark.full = dfixed_ceil(wm->priority_mark);
|
|
wm->priority_mark.full = wm->priority_mark_max.full - wm->priority_mark.full;
|
|
}
|
|
}
|
|
|
|
void rv515_bandwidth_avivo_update(struct radeon_device *rdev)
|
|
{
|
|
struct drm_display_mode *mode0 = NULL;
|
|
struct drm_display_mode *mode1 = NULL;
|
|
struct rv515_watermark wm0;
|
|
struct rv515_watermark wm1;
|
|
u32 tmp;
|
|
u32 d1mode_priority_a_cnt = MODE_PRIORITY_OFF;
|
|
u32 d2mode_priority_a_cnt = MODE_PRIORITY_OFF;
|
|
fixed20_12 priority_mark02, priority_mark12, fill_rate;
|
|
fixed20_12 a, b;
|
|
|
|
if (rdev->mode_info.crtcs[0]->base.enabled)
|
|
mode0 = &rdev->mode_info.crtcs[0]->base.mode;
|
|
if (rdev->mode_info.crtcs[1]->base.enabled)
|
|
mode1 = &rdev->mode_info.crtcs[1]->base.mode;
|
|
rs690_line_buffer_adjust(rdev, mode0, mode1);
|
|
|
|
rv515_crtc_bandwidth_compute(rdev, rdev->mode_info.crtcs[0], &wm0);
|
|
rv515_crtc_bandwidth_compute(rdev, rdev->mode_info.crtcs[1], &wm1);
|
|
|
|
tmp = wm0.lb_request_fifo_depth;
|
|
tmp |= wm1.lb_request_fifo_depth << 16;
|
|
WREG32(LB_MAX_REQ_OUTSTANDING, tmp);
|
|
|
|
if (mode0 && mode1) {
|
|
if (dfixed_trunc(wm0.dbpp) > 64)
|
|
a.full = dfixed_div(wm0.dbpp, wm0.num_line_pair);
|
|
else
|
|
a.full = wm0.num_line_pair.full;
|
|
if (dfixed_trunc(wm1.dbpp) > 64)
|
|
b.full = dfixed_div(wm1.dbpp, wm1.num_line_pair);
|
|
else
|
|
b.full = wm1.num_line_pair.full;
|
|
a.full += b.full;
|
|
fill_rate.full = dfixed_div(wm0.sclk, a);
|
|
if (wm0.consumption_rate.full > fill_rate.full) {
|
|
b.full = wm0.consumption_rate.full - fill_rate.full;
|
|
b.full = dfixed_mul(b, wm0.active_time);
|
|
a.full = dfixed_const(16);
|
|
b.full = dfixed_div(b, a);
|
|
a.full = dfixed_mul(wm0.worst_case_latency,
|
|
wm0.consumption_rate);
|
|
priority_mark02.full = a.full + b.full;
|
|
} else {
|
|
a.full = dfixed_mul(wm0.worst_case_latency,
|
|
wm0.consumption_rate);
|
|
b.full = dfixed_const(16 * 1000);
|
|
priority_mark02.full = dfixed_div(a, b);
|
|
}
|
|
if (wm1.consumption_rate.full > fill_rate.full) {
|
|
b.full = wm1.consumption_rate.full - fill_rate.full;
|
|
b.full = dfixed_mul(b, wm1.active_time);
|
|
a.full = dfixed_const(16);
|
|
b.full = dfixed_div(b, a);
|
|
a.full = dfixed_mul(wm1.worst_case_latency,
|
|
wm1.consumption_rate);
|
|
priority_mark12.full = a.full + b.full;
|
|
} else {
|
|
a.full = dfixed_mul(wm1.worst_case_latency,
|
|
wm1.consumption_rate);
|
|
b.full = dfixed_const(16 * 1000);
|
|
priority_mark12.full = dfixed_div(a, b);
|
|
}
|
|
if (wm0.priority_mark.full > priority_mark02.full)
|
|
priority_mark02.full = wm0.priority_mark.full;
|
|
if (dfixed_trunc(priority_mark02) < 0)
|
|
priority_mark02.full = 0;
|
|
if (wm0.priority_mark_max.full > priority_mark02.full)
|
|
priority_mark02.full = wm0.priority_mark_max.full;
|
|
if (wm1.priority_mark.full > priority_mark12.full)
|
|
priority_mark12.full = wm1.priority_mark.full;
|
|
if (dfixed_trunc(priority_mark12) < 0)
|
|
priority_mark12.full = 0;
|
|
if (wm1.priority_mark_max.full > priority_mark12.full)
|
|
priority_mark12.full = wm1.priority_mark_max.full;
|
|
d1mode_priority_a_cnt = dfixed_trunc(priority_mark02);
|
|
d2mode_priority_a_cnt = dfixed_trunc(priority_mark12);
|
|
if (rdev->disp_priority == 2) {
|
|
d1mode_priority_a_cnt |= MODE_PRIORITY_ALWAYS_ON;
|
|
d2mode_priority_a_cnt |= MODE_PRIORITY_ALWAYS_ON;
|
|
}
|
|
} else if (mode0) {
|
|
if (dfixed_trunc(wm0.dbpp) > 64)
|
|
a.full = dfixed_div(wm0.dbpp, wm0.num_line_pair);
|
|
else
|
|
a.full = wm0.num_line_pair.full;
|
|
fill_rate.full = dfixed_div(wm0.sclk, a);
|
|
if (wm0.consumption_rate.full > fill_rate.full) {
|
|
b.full = wm0.consumption_rate.full - fill_rate.full;
|
|
b.full = dfixed_mul(b, wm0.active_time);
|
|
a.full = dfixed_const(16);
|
|
b.full = dfixed_div(b, a);
|
|
a.full = dfixed_mul(wm0.worst_case_latency,
|
|
wm0.consumption_rate);
|
|
priority_mark02.full = a.full + b.full;
|
|
} else {
|
|
a.full = dfixed_mul(wm0.worst_case_latency,
|
|
wm0.consumption_rate);
|
|
b.full = dfixed_const(16);
|
|
priority_mark02.full = dfixed_div(a, b);
|
|
}
|
|
if (wm0.priority_mark.full > priority_mark02.full)
|
|
priority_mark02.full = wm0.priority_mark.full;
|
|
if (dfixed_trunc(priority_mark02) < 0)
|
|
priority_mark02.full = 0;
|
|
if (wm0.priority_mark_max.full > priority_mark02.full)
|
|
priority_mark02.full = wm0.priority_mark_max.full;
|
|
d1mode_priority_a_cnt = dfixed_trunc(priority_mark02);
|
|
if (rdev->disp_priority == 2)
|
|
d1mode_priority_a_cnt |= MODE_PRIORITY_ALWAYS_ON;
|
|
} else if (mode1) {
|
|
if (dfixed_trunc(wm1.dbpp) > 64)
|
|
a.full = dfixed_div(wm1.dbpp, wm1.num_line_pair);
|
|
else
|
|
a.full = wm1.num_line_pair.full;
|
|
fill_rate.full = dfixed_div(wm1.sclk, a);
|
|
if (wm1.consumption_rate.full > fill_rate.full) {
|
|
b.full = wm1.consumption_rate.full - fill_rate.full;
|
|
b.full = dfixed_mul(b, wm1.active_time);
|
|
a.full = dfixed_const(16);
|
|
b.full = dfixed_div(b, a);
|
|
a.full = dfixed_mul(wm1.worst_case_latency,
|
|
wm1.consumption_rate);
|
|
priority_mark12.full = a.full + b.full;
|
|
} else {
|
|
a.full = dfixed_mul(wm1.worst_case_latency,
|
|
wm1.consumption_rate);
|
|
b.full = dfixed_const(16 * 1000);
|
|
priority_mark12.full = dfixed_div(a, b);
|
|
}
|
|
if (wm1.priority_mark.full > priority_mark12.full)
|
|
priority_mark12.full = wm1.priority_mark.full;
|
|
if (dfixed_trunc(priority_mark12) < 0)
|
|
priority_mark12.full = 0;
|
|
if (wm1.priority_mark_max.full > priority_mark12.full)
|
|
priority_mark12.full = wm1.priority_mark_max.full;
|
|
d2mode_priority_a_cnt = dfixed_trunc(priority_mark12);
|
|
if (rdev->disp_priority == 2)
|
|
d2mode_priority_a_cnt |= MODE_PRIORITY_ALWAYS_ON;
|
|
}
|
|
|
|
WREG32(D1MODE_PRIORITY_A_CNT, d1mode_priority_a_cnt);
|
|
WREG32(D1MODE_PRIORITY_B_CNT, d1mode_priority_a_cnt);
|
|
WREG32(D2MODE_PRIORITY_A_CNT, d2mode_priority_a_cnt);
|
|
WREG32(D2MODE_PRIORITY_B_CNT, d2mode_priority_a_cnt);
|
|
}
|
|
|
|
void rv515_bandwidth_update(struct radeon_device *rdev)
|
|
{
|
|
uint32_t tmp;
|
|
struct drm_display_mode *mode0 = NULL;
|
|
struct drm_display_mode *mode1 = NULL;
|
|
|
|
radeon_update_display_priority(rdev);
|
|
|
|
if (rdev->mode_info.crtcs[0]->base.enabled)
|
|
mode0 = &rdev->mode_info.crtcs[0]->base.mode;
|
|
if (rdev->mode_info.crtcs[1]->base.enabled)
|
|
mode1 = &rdev->mode_info.crtcs[1]->base.mode;
|
|
/*
|
|
* Set display0/1 priority up in the memory controller for
|
|
* modes if the user specifies HIGH for displaypriority
|
|
* option.
|
|
*/
|
|
if ((rdev->disp_priority == 2) &&
|
|
(rdev->family == CHIP_RV515)) {
|
|
tmp = RREG32_MC(MC_MISC_LAT_TIMER);
|
|
tmp &= ~MC_DISP1R_INIT_LAT_MASK;
|
|
tmp &= ~MC_DISP0R_INIT_LAT_MASK;
|
|
if (mode1)
|
|
tmp |= (1 << MC_DISP1R_INIT_LAT_SHIFT);
|
|
if (mode0)
|
|
tmp |= (1 << MC_DISP0R_INIT_LAT_SHIFT);
|
|
WREG32_MC(MC_MISC_LAT_TIMER, tmp);
|
|
}
|
|
rv515_bandwidth_avivo_update(rdev);
|
|
}
|