| /* |
| * Copyright 2008 Advanced Micro Devices, Inc. |
| * Copyright 2008 Red Hat Inc. |
| * Copyright 2009 Jerome Glisse. |
| * |
| * 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 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 |
| * THE COPYRIGHT HOLDER(S) OR AUTHOR(S) 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: Dave Airlie |
| * Alex Deucher |
| * Jerome Glisse |
| */ |
| #include <linux/seq_file.h> |
| #include <linux/slab.h> |
| #include <drm/drmP.h> |
| #include "rv515d.h" |
| #include "radeon.h" |
| #include "radeon_asic.h" |
| #include "atom.h" |
| #include "rv515_reg_safe.h" |
| |
| /* This files gather functions specifics to: rv515 */ |
| static int rv515_debugfs_pipes_info_init(struct radeon_device *rdev); |
| static int rv515_debugfs_ga_info_init(struct radeon_device *rdev); |
| static void rv515_gpu_init(struct radeon_device *rdev); |
| int rv515_mc_wait_for_idle(struct radeon_device *rdev); |
| |
| static const u32 crtc_offsets[2] = |
| { |
| 0, |
| AVIVO_D2CRTC_H_TOTAL - AVIVO_D1CRTC_H_TOTAL |
| }; |
| |
| void rv515_debugfs(struct radeon_device *rdev) |
| { |
| if (r100_debugfs_rbbm_init(rdev)) { |
| DRM_ERROR("Failed to register debugfs file for RBBM !\n"); |
| } |
| if (rv515_debugfs_pipes_info_init(rdev)) { |
| DRM_ERROR("Failed to register debugfs file for pipes !\n"); |
| } |
| if (rv515_debugfs_ga_info_init(rdev)) { |
| DRM_ERROR("Failed to register debugfs file for pipes !\n"); |
| } |
| } |
| |
| void rv515_ring_start(struct radeon_device *rdev, struct radeon_ring *ring) |
| { |
| int r; |
| |
| r = radeon_ring_lock(rdev, ring, 64); |
| if (r) { |
| return; |
| } |
| radeon_ring_write(ring, PACKET0(ISYNC_CNTL, 0)); |
| radeon_ring_write(ring, |
| ISYNC_ANY2D_IDLE3D | |
| ISYNC_ANY3D_IDLE2D | |
| ISYNC_WAIT_IDLEGUI | |
| ISYNC_CPSCRATCH_IDLEGUI); |
| radeon_ring_write(ring, PACKET0(WAIT_UNTIL, 0)); |
| radeon_ring_write(ring, WAIT_2D_IDLECLEAN | WAIT_3D_IDLECLEAN); |
| radeon_ring_write(ring, PACKET0(R300_DST_PIPE_CONFIG, 0)); |
| radeon_ring_write(ring, R300_PIPE_AUTO_CONFIG); |
| radeon_ring_write(ring, PACKET0(GB_SELECT, 0)); |
| radeon_ring_write(ring, 0); |
| radeon_ring_write(ring, PACKET0(GB_ENABLE, 0)); |
| radeon_ring_write(ring, 0); |
| radeon_ring_write(ring, PACKET0(R500_SU_REG_DEST, 0)); |
| radeon_ring_write(ring, (1 << rdev->num_gb_pipes) - 1); |
| radeon_ring_write(ring, PACKET0(VAP_INDEX_OFFSET, 0)); |
| radeon_ring_write(ring, 0); |
| radeon_ring_write(ring, PACKET0(RB3D_DSTCACHE_CTLSTAT, 0)); |
| radeon_ring_write(ring, RB3D_DC_FLUSH | RB3D_DC_FREE); |
| radeon_ring_write(ring, PACKET0(ZB_ZCACHE_CTLSTAT, 0)); |
| radeon_ring_write(ring, ZC_FLUSH | ZC_FREE); |
| radeon_ring_write(ring, PACKET0(WAIT_UNTIL, 0)); |
| radeon_ring_write(ring, WAIT_2D_IDLECLEAN | WAIT_3D_IDLECLEAN); |
| radeon_ring_write(ring, PACKET0(GB_AA_CONFIG, 0)); |
| radeon_ring_write(ring, 0); |
| radeon_ring_write(ring, PACKET0(RB3D_DSTCACHE_CTLSTAT, 0)); |
| radeon_ring_write(ring, RB3D_DC_FLUSH | RB3D_DC_FREE); |
| radeon_ring_write(ring, PACKET0(ZB_ZCACHE_CTLSTAT, 0)); |
| radeon_ring_write(ring, ZC_FLUSH | ZC_FREE); |
| radeon_ring_write(ring, PACKET0(GB_MSPOS0, 0)); |
| radeon_ring_write(ring, |
| ((6 << MS_X0_SHIFT) | |
| (6 << MS_Y0_SHIFT) | |
| (6 << MS_X1_SHIFT) | |
| (6 << MS_Y1_SHIFT) | |
| (6 << MS_X2_SHIFT) | |
| (6 << MS_Y2_SHIFT) | |
| (6 << MSBD0_Y_SHIFT) | |
| (6 << MSBD0_X_SHIFT))); |
| radeon_ring_write(ring, PACKET0(GB_MSPOS1, 0)); |
| radeon_ring_write(ring, |
| ((6 << MS_X3_SHIFT) | |
| (6 << MS_Y3_SHIFT) | |
| (6 << MS_X4_SHIFT) | |
| (6 << MS_Y4_SHIFT) | |
| (6 << MS_X5_SHIFT) | |
| (6 << MS_Y5_SHIFT) | |
| (6 << MSBD1_SHIFT))); |
| radeon_ring_write(ring, PACKET0(GA_ENHANCE, 0)); |
| radeon_ring_write(ring, GA_DEADLOCK_CNTL | GA_FASTSYNC_CNTL); |
| radeon_ring_write(ring, PACKET0(GA_POLY_MODE, 0)); |
| radeon_ring_write(ring, FRONT_PTYPE_TRIANGE | BACK_PTYPE_TRIANGE); |
| radeon_ring_write(ring, PACKET0(GA_ROUND_MODE, 0)); |
| radeon_ring_write(ring, GEOMETRY_ROUND_NEAREST | COLOR_ROUND_NEAREST); |
| radeon_ring_write(ring, PACKET0(0x20C8, 0)); |
| radeon_ring_write(ring, 0); |
| radeon_ring_unlock_commit(rdev, ring); |
| } |
| |
| int rv515_mc_wait_for_idle(struct radeon_device *rdev) |
| { |
| unsigned i; |
| uint32_t tmp; |
| |
| for (i = 0; i < rdev->usec_timeout; i++) { |
| /* read MC_STATUS */ |
| tmp = RREG32_MC(MC_STATUS); |
| if (tmp & MC_STATUS_IDLE) { |
| return 0; |
| } |
| DRM_UDELAY(1); |
| } |
| return -1; |
| } |
| |
| void rv515_vga_render_disable(struct radeon_device *rdev) |
| { |
| WREG32(R_000300_VGA_RENDER_CONTROL, |
| RREG32(R_000300_VGA_RENDER_CONTROL) & C_000300_VGA_VSTATUS_CNTL); |
| } |
| |
| static void rv515_gpu_init(struct radeon_device *rdev) |
| { |
| unsigned pipe_select_current, gb_pipe_select, tmp; |
| |
| if (r100_gui_wait_for_idle(rdev)) { |
| printk(KERN_WARNING "Failed to wait GUI idle while " |
| "resetting GPU. Bad things might happen.\n"); |
| } |
| rv515_vga_render_disable(rdev); |
| r420_pipes_init(rdev); |
| gb_pipe_select = RREG32(R400_GB_PIPE_SELECT); |
| tmp = RREG32(R300_DST_PIPE_CONFIG); |
| pipe_select_current = (tmp >> 2) & 3; |
| tmp = (1 << pipe_select_current) | |
| (((gb_pipe_select >> 8) & 0xF) << 4); |
| WREG32_PLL(0x000D, tmp); |
| if (r100_gui_wait_for_idle(rdev)) { |
| printk(KERN_WARNING "Failed to wait GUI idle while " |
| "resetting GPU. Bad things might happen.\n"); |
| } |
| if (rv515_mc_wait_for_idle(rdev)) { |
| printk(KERN_WARNING "Failed to wait MC idle while " |
| "programming pipes. Bad things might happen.\n"); |
| } |
| } |
| |
| static void rv515_vram_get_type(struct radeon_device *rdev) |
| { |
| uint32_t tmp; |
| |
| rdev->mc.vram_width = 128; |
| rdev->mc.vram_is_ddr = true; |
| tmp = RREG32_MC(RV515_MC_CNTL) & MEM_NUM_CHANNELS_MASK; |
| switch (tmp) { |
| case 0: |
| rdev->mc.vram_width = 64; |
| break; |
| case 1: |
| rdev->mc.vram_width = 128; |
| break; |
| default: |
| rdev->mc.vram_width = 128; |
| break; |
| } |
| } |
| |
| static void rv515_mc_init(struct radeon_device *rdev) |
| { |
| |
| rv515_vram_get_type(rdev); |
| r100_vram_init_sizes(rdev); |
| radeon_vram_location(rdev, &rdev->mc, 0); |
| rdev->mc.gtt_base_align = 0; |
| if (!(rdev->flags & RADEON_IS_AGP)) |
| radeon_gtt_location(rdev, &rdev->mc); |
| radeon_update_bandwidth_info(rdev); |
| } |
| |
| uint32_t rv515_mc_rreg(struct radeon_device *rdev, uint32_t reg) |
| { |
| unsigned long flags; |
| uint32_t r; |
| |
| spin_lock_irqsave(&rdev->mc_idx_lock, flags); |
| WREG32(MC_IND_INDEX, 0x7f0000 | (reg & 0xffff)); |
| r = RREG32(MC_IND_DATA); |
| WREG32(MC_IND_INDEX, 0); |
| spin_unlock_irqrestore(&rdev->mc_idx_lock, flags); |
| |
| return r; |
| } |
| |
| void rv515_mc_wreg(struct radeon_device *rdev, uint32_t reg, uint32_t v) |
| { |
| unsigned long flags; |
| |
| spin_lock_irqsave(&rdev->mc_idx_lock, flags); |
| WREG32(MC_IND_INDEX, 0xff0000 | ((reg) & 0xffff)); |
| WREG32(MC_IND_DATA, (v)); |
| WREG32(MC_IND_INDEX, 0); |
| spin_unlock_irqrestore(&rdev->mc_idx_lock, flags); |
| } |
| |
| #if defined(CONFIG_DEBUG_FS) |
| static int rv515_debugfs_pipes_info(struct seq_file *m, void *data) |
| { |
| struct drm_info_node *node = (struct drm_info_node *) m->private; |
| struct drm_device *dev = node->minor->dev; |
| struct radeon_device *rdev = dev->dev_private; |
| uint32_t tmp; |
| |
| tmp = RREG32(GB_PIPE_SELECT); |
| seq_printf(m, "GB_PIPE_SELECT 0x%08x\n", tmp); |
| tmp = RREG32(SU_REG_DEST); |
| seq_printf(m, "SU_REG_DEST 0x%08x\n", tmp); |
| tmp = RREG32(GB_TILE_CONFIG); |
| seq_printf(m, "GB_TILE_CONFIG 0x%08x\n", tmp); |
| tmp = RREG32(DST_PIPE_CONFIG); |
| seq_printf(m, "DST_PIPE_CONFIG 0x%08x\n", tmp); |
| return 0; |
| } |
| |
| static int rv515_debugfs_ga_info(struct seq_file *m, void *data) |
| { |
| struct drm_info_node *node = (struct drm_info_node *) m->private; |
| struct drm_device *dev = node->minor->dev; |
| struct radeon_device *rdev = dev->dev_private; |
| uint32_t tmp; |
| |
| tmp = RREG32(0x2140); |
| seq_printf(m, "VAP_CNTL_STATUS 0x%08x\n", tmp); |
| radeon_asic_reset(rdev); |
| tmp = RREG32(0x425C); |
| seq_printf(m, "GA_IDLE 0x%08x\n", tmp); |
| return 0; |
| } |
| |
| static struct drm_info_list rv515_pipes_info_list[] = { |
| {"rv515_pipes_info", rv515_debugfs_pipes_info, 0, NULL}, |
| }; |
| |
| static struct drm_info_list rv515_ga_info_list[] = { |
| {"rv515_ga_info", rv515_debugfs_ga_info, 0, NULL}, |
| }; |
| #endif |
| |
| static int rv515_debugfs_pipes_info_init(struct radeon_device *rdev) |
| { |
| #if defined(CONFIG_DEBUG_FS) |
| return radeon_debugfs_add_files(rdev, rv515_pipes_info_list, 1); |
| #else |
| return 0; |
| #endif |
| } |
| |
| static int rv515_debugfs_ga_info_init(struct radeon_device *rdev) |
| { |
| #if defined(CONFIG_DEBUG_FS) |
| return radeon_debugfs_add_files(rdev, rv515_ga_info_list, 1); |
| #else |
| return 0; |
| #endif |
| } |
| |
| void rv515_mc_stop(struct radeon_device *rdev, struct rv515_mc_save *save) |
| { |
| u32 crtc_enabled, tmp, frame_count, blackout; |
| int i, j; |
| |
| save->vga_render_control = RREG32(R_000300_VGA_RENDER_CONTROL); |
| save->vga_hdp_control = RREG32(R_000328_VGA_HDP_CONTROL); |
| |
| /* disable VGA render */ |
| WREG32(R_000300_VGA_RENDER_CONTROL, 0); |
| /* blank the display controllers */ |
| for (i = 0; i < rdev->num_crtc; i++) { |
| crtc_enabled = RREG32(AVIVO_D1CRTC_CONTROL + crtc_offsets[i]) & AVIVO_CRTC_EN; |
| if (crtc_enabled) { |
| save->crtc_enabled[i] = true; |
| tmp = RREG32(AVIVO_D1CRTC_CONTROL + crtc_offsets[i]); |
| if (!(tmp & AVIVO_CRTC_DISP_READ_REQUEST_DISABLE)) { |
| radeon_wait_for_vblank(rdev, i); |
| WREG32(AVIVO_D1CRTC_UPDATE_LOCK + crtc_offsets[i], 1); |
| tmp |= AVIVO_CRTC_DISP_READ_REQUEST_DISABLE; |
| WREG32(AVIVO_D1CRTC_CONTROL + crtc_offsets[i], tmp); |
| WREG32(AVIVO_D1CRTC_UPDATE_LOCK + crtc_offsets[i], 0); |
| } |
| /* wait for the next frame */ |
| frame_count = radeon_get_vblank_counter(rdev, i); |
| for (j = 0; j < rdev->usec_timeout; j++) { |
| if (radeon_get_vblank_counter(rdev, i) != frame_count) |
| break; |
| udelay(1); |
| } |
| |
| /* XXX this is a hack to avoid strange behavior with EFI on certain systems */ |
| WREG32(AVIVO_D1CRTC_UPDATE_LOCK + crtc_offsets[i], 1); |
| tmp = RREG32(AVIVO_D1CRTC_CONTROL + crtc_offsets[i]); |
| tmp &= ~AVIVO_CRTC_EN; |
| WREG32(AVIVO_D1CRTC_CONTROL + crtc_offsets[i], tmp); |
| WREG32(AVIVO_D1CRTC_UPDATE_LOCK + crtc_offsets[i], 0); |
| save->crtc_enabled[i] = false; |
| /* ***** */ |
| } else { |
| save->crtc_enabled[i] = false; |
| } |
| } |
| |
| radeon_mc_wait_for_idle(rdev); |
| |
| if (rdev->family >= CHIP_R600) { |
| if (rdev->family >= CHIP_RV770) |
| blackout = RREG32(R700_MC_CITF_CNTL); |
| else |
| blackout = RREG32(R600_CITF_CNTL); |
| if ((blackout & R600_BLACKOUT_MASK) != R600_BLACKOUT_MASK) { |
| /* Block CPU access */ |
| WREG32(R600_BIF_FB_EN, 0); |
| /* blackout the MC */ |
| blackout |= R600_BLACKOUT_MASK; |
| if (rdev->family >= CHIP_RV770) |
| WREG32(R700_MC_CITF_CNTL, blackout); |
| else |
| WREG32(R600_CITF_CNTL, blackout); |
| } |
| } |
| /* wait for the MC to settle */ |
| udelay(100); |
| |
| /* lock double buffered regs */ |
| for (i = 0; i < rdev->num_crtc; i++) { |
| if (save->crtc_enabled[i]) { |
| tmp = RREG32(AVIVO_D1GRPH_UPDATE + crtc_offsets[i]); |
| if (!(tmp & AVIVO_D1GRPH_UPDATE_LOCK)) { |
| tmp |= AVIVO_D1GRPH_UPDATE_LOCK; |
| WREG32(AVIVO_D1GRPH_UPDATE + crtc_offsets[i], tmp); |
| } |
| tmp = RREG32(AVIVO_D1MODE_MASTER_UPDATE_LOCK + crtc_offsets[i]); |
| if (!(tmp & 1)) { |
| tmp |= 1; |
| WREG32(AVIVO_D1MODE_MASTER_UPDATE_LOCK + crtc_offsets[i], tmp); |
| } |
| } |
| } |
| } |
| |
| void rv515_mc_resume(struct radeon_device *rdev, struct rv515_mc_save *save) |
| { |
| u32 tmp, frame_count; |
| int i, j; |
| |
| /* update crtc base addresses */ |
| for (i = 0; i < rdev->num_crtc; i++) { |
| if (rdev->family >= CHIP_RV770) { |
| if (i == 0) { |
| WREG32(R700_D1GRPH_PRIMARY_SURFACE_ADDRESS_HIGH, |
| upper_32_bits(rdev->mc.vram_start)); |
| WREG32(R700_D1GRPH_SECONDARY_SURFACE_ADDRESS_HIGH, |
| upper_32_bits(rdev->mc.vram_start)); |
| } else { |
| WREG32(R700_D2GRPH_PRIMARY_SURFACE_ADDRESS_HIGH, |
| upper_32_bits(rdev->mc.vram_start)); |
| WREG32(R700_D2GRPH_SECONDARY_SURFACE_ADDRESS_HIGH, |
| upper_32_bits(rdev->mc.vram_start)); |
| } |
| } |
| WREG32(R_006110_D1GRPH_PRIMARY_SURFACE_ADDRESS + crtc_offsets[i], |
| (u32)rdev->mc.vram_start); |
| WREG32(R_006118_D1GRPH_SECONDARY_SURFACE_ADDRESS + crtc_offsets[i], |
| (u32)rdev->mc.vram_start); |
| } |
| WREG32(R_000310_VGA_MEMORY_BASE_ADDRESS, (u32)rdev->mc.vram_start); |
| |
| /* unlock regs and wait for update */ |
| for (i = 0; i < rdev->num_crtc; i++) { |
| if (save->crtc_enabled[i]) { |
| tmp = RREG32(AVIVO_D1MODE_MASTER_UPDATE_MODE + crtc_offsets[i]); |
| if ((tmp & 0x7) != 3) { |
| tmp &= ~0x7; |
| tmp |= 0x3; |
| WREG32(AVIVO_D1MODE_MASTER_UPDATE_MODE + crtc_offsets[i], tmp); |
| } |
| tmp = RREG32(AVIVO_D1GRPH_UPDATE + crtc_offsets[i]); |
| if (tmp & AVIVO_D1GRPH_UPDATE_LOCK) { |
| tmp &= ~AVIVO_D1GRPH_UPDATE_LOCK; |
| WREG32(AVIVO_D1GRPH_UPDATE + crtc_offsets[i], tmp); |
| } |
| tmp = RREG32(AVIVO_D1MODE_MASTER_UPDATE_LOCK + crtc_offsets[i]); |
| if (tmp & 1) { |
| tmp &= ~1; |
| WREG32(AVIVO_D1MODE_MASTER_UPDATE_LOCK + crtc_offsets[i], tmp); |
| } |
| for (j = 0; j < rdev->usec_timeout; j++) { |
| tmp = RREG32(AVIVO_D1GRPH_UPDATE + crtc_offsets[i]); |
| if ((tmp & AVIVO_D1GRPH_SURFACE_UPDATE_PENDING) == 0) |
| break; |
| udelay(1); |
| } |
| } |
| } |
| |
| if (rdev->family >= CHIP_R600) { |
| /* unblackout the MC */ |
| if (rdev->family >= CHIP_RV770) |
| tmp = RREG32(R700_MC_CITF_CNTL); |
| else |
| tmp = RREG32(R600_CITF_CNTL); |
| tmp &= ~R600_BLACKOUT_MASK; |
| if (rdev->family >= CHIP_RV770) |
| WREG32(R700_MC_CITF_CNTL, tmp); |
| else |
| WREG32(R600_CITF_CNTL, tmp); |
| /* allow CPU access */ |
| WREG32(R600_BIF_FB_EN, R600_FB_READ_EN | R600_FB_WRITE_EN); |
| } |
| |
| for (i = 0; i < rdev->num_crtc; i++) { |
| if (save->crtc_enabled[i]) { |
| tmp = RREG32(AVIVO_D1CRTC_CONTROL + crtc_offsets[i]); |
| tmp &= ~AVIVO_CRTC_DISP_READ_REQUEST_DISABLE; |
| WREG32(AVIVO_D1CRTC_CONTROL + crtc_offsets[i], tmp); |
| /* wait for the next frame */ |
| frame_count = radeon_get_vblank_counter(rdev, i); |
| for (j = 0; j < rdev->usec_timeout; j++) { |
| if (radeon_get_vblank_counter(rdev, i) != frame_count) |
| break; |
| udelay(1); |
| } |
| } |
| } |
| /* Unlock vga access */ |
| WREG32(R_000328_VGA_HDP_CONTROL, save->vga_hdp_control); |
| mdelay(1); |
| WREG32(R_000300_VGA_RENDER_CONTROL, save->vga_render_control); |
| } |
| |
| static void rv515_mc_program(struct radeon_device *rdev) |
| { |
| struct rv515_mc_save save; |
| |
| /* Stops all mc clients */ |
| rv515_mc_stop(rdev, &save); |
| |
| /* Wait for mc idle */ |
| if (rv515_mc_wait_for_idle(rdev)) |
| dev_warn(rdev->dev, "Wait MC idle timeout before updating MC.\n"); |
| /* Write VRAM size in case we are limiting it */ |
| WREG32(R_0000F8_CONFIG_MEMSIZE, rdev->mc.real_vram_size); |
| /* Program MC, should be a 32bits limited address space */ |
| WREG32_MC(R_000001_MC_FB_LOCATION, |
| S_000001_MC_FB_START(rdev->mc.vram_start >> 16) | |
| S_000001_MC_FB_TOP(rdev->mc.vram_end >> 16)); |
| WREG32(R_000134_HDP_FB_LOCATION, |
| S_000134_HDP_FB_START(rdev->mc.vram_start >> 16)); |
| if (rdev->flags & RADEON_IS_AGP) { |
| WREG32_MC(R_000002_MC_AGP_LOCATION, |
| S_000002_MC_AGP_START(rdev->mc.gtt_start >> 16) | |
| S_000002_MC_AGP_TOP(rdev->mc.gtt_end >> 16)); |
| WREG32_MC(R_000003_MC_AGP_BASE, lower_32_bits(rdev->mc.agp_base)); |
| WREG32_MC(R_000004_MC_AGP_BASE_2, |
| S_000004_AGP_BASE_ADDR_2(upper_32_bits(rdev->mc.agp_base))); |
| } else { |
| WREG32_MC(R_000002_MC_AGP_LOCATION, 0xFFFFFFFF); |
| WREG32_MC(R_000003_MC_AGP_BASE, 0); |
| WREG32_MC(R_000004_MC_AGP_BASE_2, 0); |
| } |
| |
| rv515_mc_resume(rdev, &save); |
| } |
| |
| void rv515_clock_startup(struct radeon_device *rdev) |
| { |
| if (radeon_dynclks != -1 && radeon_dynclks) |
| radeon_atom_set_clock_gating(rdev, 1); |
| /* We need to force on some of the block */ |
| WREG32_PLL(R_00000F_CP_DYN_CNTL, |
| RREG32_PLL(R_00000F_CP_DYN_CNTL) | S_00000F_CP_FORCEON(1)); |
| WREG32_PLL(R_000011_E2_DYN_CNTL, |
| RREG32_PLL(R_000011_E2_DYN_CNTL) | S_000011_E2_FORCEON(1)); |
| WREG32_PLL(R_000013_IDCT_DYN_CNTL, |
| RREG32_PLL(R_000013_IDCT_DYN_CNTL) | S_000013_IDCT_FORCEON(1)); |
| } |
| |
| static int rv515_startup(struct radeon_device *rdev) |
| { |
| int r; |
| |
| rv515_mc_program(rdev); |
| /* Resume clock */ |
| rv515_clock_startup(rdev); |
| /* Initialize GPU configuration (# pipes, ...) */ |
| rv515_gpu_init(rdev); |
| /* Initialize GART (initialize after TTM so we can allocate |
| * memory through TTM but finalize after TTM) */ |
| if (rdev->flags & RADEON_IS_PCIE) { |
| r = rv370_pcie_gart_enable(rdev); |
| if (r) |
| return r; |
| } |
| |
| /* allocate wb buffer */ |
| r = radeon_wb_init(rdev); |
| if (r) |
| return r; |
| |
| r = radeon_fence_driver_start_ring(rdev, RADEON_RING_TYPE_GFX_INDEX); |
| if (r) { |
| dev_err(rdev->dev, "failed initializing CP fences (%d).\n", r); |
| return r; |
| } |
| |
| /* Enable IRQ */ |
| if (!rdev->irq.installed) { |
| r = radeon_irq_kms_init(rdev); |
| if (r) |
| return r; |
| } |
| |
| rs600_irq_set(rdev); |
| rdev->config.r300.hdp_cntl = RREG32(RADEON_HOST_PATH_CNTL); |
| /* 1M ring buffer */ |
| r = r100_cp_init(rdev, 1024 * 1024); |
| if (r) { |
| dev_err(rdev->dev, "failed initializing CP (%d).\n", r); |
| return r; |
| } |
| |
| r = radeon_ib_pool_init(rdev); |
| if (r) { |
| dev_err(rdev->dev, "IB initialization failed (%d).\n", r); |
| return r; |
| } |
| |
| return 0; |
| } |
| |
| int rv515_resume(struct radeon_device *rdev) |
| { |
| int r; |
| |
| /* Make sur GART are not working */ |
| if (rdev->flags & RADEON_IS_PCIE) |
| rv370_pcie_gart_disable(rdev); |
| /* Resume clock before doing reset */ |
| rv515_clock_startup(rdev); |
| /* 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)); |
| } |
| /* post */ |
| atom_asic_init(rdev->mode_info.atom_context); |
| /* Resume clock after posting */ |
| rv515_clock_startup(rdev); |
| /* Initialize surface registers */ |
| radeon_surface_init(rdev); |
| |
| rdev->accel_working = true; |
| r = rv515_startup(rdev); |
| if (r) { |
| rdev->accel_working = false; |
| } |
| return r; |
| } |
| |
| int rv515_suspend(struct radeon_device *rdev) |
| { |
| radeon_pm_suspend(rdev); |
| r100_cp_disable(rdev); |
| radeon_wb_disable(rdev); |
| rs600_irq_disable(rdev); |
| if (rdev->flags & RADEON_IS_PCIE) |
| rv370_pcie_gart_disable(rdev); |
| return 0; |
| } |
| |
| void rv515_set_safe_registers(struct radeon_device *rdev) |
| { |
| rdev->config.r300.reg_safe_bm = rv515_reg_safe_bm; |
| rdev->config.r300.reg_safe_bm_size = ARRAY_SIZE(rv515_reg_safe_bm); |
| } |
| |
| void rv515_fini(struct radeon_device *rdev) |
| { |
| radeon_pm_fini(rdev); |
| r100_cp_fini(rdev); |
| radeon_wb_fini(rdev); |
| radeon_ib_pool_fini(rdev); |
| radeon_gem_fini(rdev); |
| rv370_pcie_gart_fini(rdev); |
| radeon_agp_fini(rdev); |
| radeon_irq_kms_fini(rdev); |
| radeon_fence_driver_fini(rdev); |
| radeon_bo_fini(rdev); |
| radeon_atombios_fini(rdev); |
| kfree(rdev->bios); |
| rdev->bios = NULL; |
| } |
| |
| int rv515_init(struct radeon_device *rdev) |
| { |
| int r; |
| |
| /* Initialize scratch registers */ |
| radeon_scratch_init(rdev); |
| /* Initialize surface registers */ |
| radeon_surface_init(rdev); |
| /* TODO: disable VGA need to use VGA request */ |
| /* 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; |
| /* 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); |
| |
| /* Initialize power management */ |
| radeon_pm_init(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); |
| radeon_wb_fini(rdev); |
| radeon_ib_pool_fini(rdev); |
| radeon_irq_kms_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, |
| bool low) |
| { |
| 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; |
| fixed20_12 sclk; |
| u32 selected_sclk; |
| |
| if (!crtc->base.enabled) { |
| /* FIXME: wouldn't it better to set priority mark to maximum */ |
| wm->lb_request_fifo_depth = 4; |
| return; |
| } |
| |
| /* rv6xx, rv7xx */ |
| if ((rdev->family >= CHIP_RV610) && |
| (rdev->pm.pm_method == PM_METHOD_DPM) && rdev->pm.dpm_enabled) |
| selected_sclk = radeon_dpm_get_sclk(rdev, low); |
| else |
| selected_sclk = rdev->pm.current_sclk; |
| |
| /* sclk in Mhz */ |
| a.full = dfixed_const(100); |
| sclk.full = dfixed_const(selected_sclk); |
| sclk.full = dfixed_div(sclk, a); |
| |
| 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, 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; |
| } |
| } |
| |
| static void rv515_compute_mode_priority(struct radeon_device *rdev, |
| struct rv515_watermark *wm0, |
| struct rv515_watermark *wm1, |
| struct drm_display_mode *mode0, |
| struct drm_display_mode *mode1, |
| u32 *d1mode_priority_a_cnt, |
| u32 *d2mode_priority_a_cnt) |
| { |
| fixed20_12 priority_mark02, priority_mark12, fill_rate; |
| fixed20_12 a, b; |
| |
| *d1mode_priority_a_cnt = MODE_PRIORITY_OFF; |
| *d2mode_priority_a_cnt = MODE_PRIORITY_OFF; |
| |
| 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 (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 (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 (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 (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; |
| } |
| } |
| |
| 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_high, wm0_low; |
| struct rv515_watermark wm1_high, wm1_low; |
| u32 tmp; |
| u32 d1mode_priority_a_cnt, d1mode_priority_b_cnt; |
| u32 d2mode_priority_a_cnt, d2mode_priority_b_cnt; |
| |
| 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_high, false); |
| rv515_crtc_bandwidth_compute(rdev, rdev->mode_info.crtcs[1], &wm1_high, false); |
| |
| rv515_crtc_bandwidth_compute(rdev, rdev->mode_info.crtcs[0], &wm0_low, false); |
| rv515_crtc_bandwidth_compute(rdev, rdev->mode_info.crtcs[1], &wm1_low, false); |
| |
| tmp = wm0_high.lb_request_fifo_depth; |
| tmp |= wm1_high.lb_request_fifo_depth << 16; |
| WREG32(LB_MAX_REQ_OUTSTANDING, tmp); |
| |
| rv515_compute_mode_priority(rdev, |
| &wm0_high, &wm1_high, |
| mode0, mode1, |
| &d1mode_priority_a_cnt, &d2mode_priority_a_cnt); |
| rv515_compute_mode_priority(rdev, |
| &wm0_low, &wm1_low, |
| mode0, mode1, |
| &d1mode_priority_b_cnt, &d2mode_priority_b_cnt); |
| |
| WREG32(D1MODE_PRIORITY_A_CNT, d1mode_priority_a_cnt); |
| WREG32(D1MODE_PRIORITY_B_CNT, d1mode_priority_b_cnt); |
| WREG32(D2MODE_PRIORITY_A_CNT, d2mode_priority_a_cnt); |
| WREG32(D2MODE_PRIORITY_B_CNT, d2mode_priority_b_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); |
| } |
