| /* |
| * Copyright 2010 Advanced Micro Devices, Inc. |
| * |
| * 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: Alex Deucher |
| */ |
| #include <linux/firmware.h> |
| #include <linux/platform_device.h> |
| #include "drmP.h" |
| #include "radeon.h" |
| #include "radeon_drm.h" |
| #include "rv770d.h" |
| #include "atom.h" |
| #include "avivod.h" |
| #include "evergreen_reg.h" |
| |
| static void evergreen_gpu_init(struct radeon_device *rdev); |
| void evergreen_fini(struct radeon_device *rdev); |
| |
| bool evergreen_hpd_sense(struct radeon_device *rdev, enum radeon_hpd_id hpd) |
| { |
| bool connected = false; |
| /* XXX */ |
| return connected; |
| } |
| |
| void evergreen_hpd_set_polarity(struct radeon_device *rdev, |
| enum radeon_hpd_id hpd) |
| { |
| /* XXX */ |
| } |
| |
| void evergreen_hpd_init(struct radeon_device *rdev) |
| { |
| /* XXX */ |
| } |
| |
| |
| void evergreen_bandwidth_update(struct radeon_device *rdev) |
| { |
| /* XXX */ |
| } |
| |
| void evergreen_hpd_fini(struct radeon_device *rdev) |
| { |
| /* XXX */ |
| } |
| |
| static int evergreen_mc_wait_for_idle(struct radeon_device *rdev) |
| { |
| unsigned i; |
| u32 tmp; |
| |
| for (i = 0; i < rdev->usec_timeout; i++) { |
| /* read MC_STATUS */ |
| tmp = RREG32(SRBM_STATUS) & 0x1F00; |
| if (!tmp) |
| return 0; |
| udelay(1); |
| } |
| return -1; |
| } |
| |
| /* |
| * GART |
| */ |
| int evergreen_pcie_gart_enable(struct radeon_device *rdev) |
| { |
| u32 tmp; |
| int r, i; |
| |
| if (rdev->gart.table.vram.robj == NULL) { |
| dev_err(rdev->dev, "No VRAM object for PCIE GART.\n"); |
| return -EINVAL; |
| } |
| r = radeon_gart_table_vram_pin(rdev); |
| if (r) |
| return r; |
| radeon_gart_restore(rdev); |
| /* Setup L2 cache */ |
| WREG32(VM_L2_CNTL, ENABLE_L2_CACHE | ENABLE_L2_FRAGMENT_PROCESSING | |
| ENABLE_L2_PTE_CACHE_LRU_UPDATE_BY_WRITE | |
| EFFECTIVE_L2_QUEUE_SIZE(7)); |
| WREG32(VM_L2_CNTL2, 0); |
| WREG32(VM_L2_CNTL3, BANK_SELECT(0) | CACHE_UPDATE_MODE(2)); |
| /* Setup TLB control */ |
| tmp = ENABLE_L1_TLB | ENABLE_L1_FRAGMENT_PROCESSING | |
| SYSTEM_ACCESS_MODE_NOT_IN_SYS | |
| SYSTEM_APERTURE_UNMAPPED_ACCESS_PASS_THRU | |
| EFFECTIVE_L1_TLB_SIZE(5) | EFFECTIVE_L1_QUEUE_SIZE(5); |
| WREG32(MC_VM_MD_L1_TLB0_CNTL, tmp); |
| WREG32(MC_VM_MD_L1_TLB1_CNTL, tmp); |
| WREG32(MC_VM_MD_L1_TLB2_CNTL, tmp); |
| WREG32(MC_VM_MB_L1_TLB0_CNTL, tmp); |
| WREG32(MC_VM_MB_L1_TLB1_CNTL, tmp); |
| WREG32(MC_VM_MB_L1_TLB2_CNTL, tmp); |
| WREG32(MC_VM_MB_L1_TLB3_CNTL, tmp); |
| WREG32(VM_CONTEXT0_PAGE_TABLE_START_ADDR, rdev->mc.gtt_start >> 12); |
| WREG32(VM_CONTEXT0_PAGE_TABLE_END_ADDR, rdev->mc.gtt_end >> 12); |
| WREG32(VM_CONTEXT0_PAGE_TABLE_BASE_ADDR, rdev->gart.table_addr >> 12); |
| WREG32(VM_CONTEXT0_CNTL, ENABLE_CONTEXT | PAGE_TABLE_DEPTH(0) | |
| RANGE_PROTECTION_FAULT_ENABLE_DEFAULT); |
| WREG32(VM_CONTEXT0_PROTECTION_FAULT_DEFAULT_ADDR, |
| (u32)(rdev->dummy_page.addr >> 12)); |
| for (i = 1; i < 7; i++) |
| WREG32(VM_CONTEXT0_CNTL + (i * 4), 0); |
| |
| r600_pcie_gart_tlb_flush(rdev); |
| rdev->gart.ready = true; |
| return 0; |
| } |
| |
| void evergreen_pcie_gart_disable(struct radeon_device *rdev) |
| { |
| u32 tmp; |
| int i, r; |
| |
| /* Disable all tables */ |
| for (i = 0; i < 7; i++) |
| WREG32(VM_CONTEXT0_CNTL + (i * 4), 0); |
| |
| /* Setup L2 cache */ |
| WREG32(VM_L2_CNTL, ENABLE_L2_FRAGMENT_PROCESSING | |
| EFFECTIVE_L2_QUEUE_SIZE(7)); |
| WREG32(VM_L2_CNTL2, 0); |
| WREG32(VM_L2_CNTL3, BANK_SELECT(0) | CACHE_UPDATE_MODE(2)); |
| /* Setup TLB control */ |
| tmp = EFFECTIVE_L1_TLB_SIZE(5) | EFFECTIVE_L1_QUEUE_SIZE(5); |
| WREG32(MC_VM_MD_L1_TLB0_CNTL, tmp); |
| WREG32(MC_VM_MD_L1_TLB1_CNTL, tmp); |
| WREG32(MC_VM_MD_L1_TLB2_CNTL, tmp); |
| WREG32(MC_VM_MB_L1_TLB0_CNTL, tmp); |
| WREG32(MC_VM_MB_L1_TLB1_CNTL, tmp); |
| WREG32(MC_VM_MB_L1_TLB2_CNTL, tmp); |
| WREG32(MC_VM_MB_L1_TLB3_CNTL, tmp); |
| if (rdev->gart.table.vram.robj) { |
| r = radeon_bo_reserve(rdev->gart.table.vram.robj, false); |
| if (likely(r == 0)) { |
| radeon_bo_kunmap(rdev->gart.table.vram.robj); |
| radeon_bo_unpin(rdev->gart.table.vram.robj); |
| radeon_bo_unreserve(rdev->gart.table.vram.robj); |
| } |
| } |
| } |
| |
| void evergreen_pcie_gart_fini(struct radeon_device *rdev) |
| { |
| evergreen_pcie_gart_disable(rdev); |
| radeon_gart_table_vram_free(rdev); |
| radeon_gart_fini(rdev); |
| } |
| |
| |
| void evergreen_agp_enable(struct radeon_device *rdev) |
| { |
| u32 tmp; |
| int i; |
| |
| /* Setup L2 cache */ |
| WREG32(VM_L2_CNTL, ENABLE_L2_CACHE | ENABLE_L2_FRAGMENT_PROCESSING | |
| ENABLE_L2_PTE_CACHE_LRU_UPDATE_BY_WRITE | |
| EFFECTIVE_L2_QUEUE_SIZE(7)); |
| WREG32(VM_L2_CNTL2, 0); |
| WREG32(VM_L2_CNTL3, BANK_SELECT(0) | CACHE_UPDATE_MODE(2)); |
| /* Setup TLB control */ |
| tmp = ENABLE_L1_TLB | ENABLE_L1_FRAGMENT_PROCESSING | |
| SYSTEM_ACCESS_MODE_NOT_IN_SYS | |
| SYSTEM_APERTURE_UNMAPPED_ACCESS_PASS_THRU | |
| EFFECTIVE_L1_TLB_SIZE(5) | EFFECTIVE_L1_QUEUE_SIZE(5); |
| WREG32(MC_VM_MD_L1_TLB0_CNTL, tmp); |
| WREG32(MC_VM_MD_L1_TLB1_CNTL, tmp); |
| WREG32(MC_VM_MD_L1_TLB2_CNTL, tmp); |
| WREG32(MC_VM_MB_L1_TLB0_CNTL, tmp); |
| WREG32(MC_VM_MB_L1_TLB1_CNTL, tmp); |
| WREG32(MC_VM_MB_L1_TLB2_CNTL, tmp); |
| WREG32(MC_VM_MB_L1_TLB3_CNTL, tmp); |
| for (i = 0; i < 7; i++) |
| WREG32(VM_CONTEXT0_CNTL + (i * 4), 0); |
| } |
| |
| static void evergreen_mc_stop(struct radeon_device *rdev, struct evergreen_mc_save *save) |
| { |
| save->vga_control[0] = RREG32(D1VGA_CONTROL); |
| save->vga_control[1] = RREG32(D2VGA_CONTROL); |
| save->vga_control[2] = RREG32(EVERGREEN_D3VGA_CONTROL); |
| save->vga_control[3] = RREG32(EVERGREEN_D4VGA_CONTROL); |
| save->vga_control[4] = RREG32(EVERGREEN_D5VGA_CONTROL); |
| save->vga_control[5] = RREG32(EVERGREEN_D6VGA_CONTROL); |
| save->vga_render_control = RREG32(VGA_RENDER_CONTROL); |
| save->vga_hdp_control = RREG32(VGA_HDP_CONTROL); |
| save->crtc_control[0] = RREG32(EVERGREEN_CRTC_CONTROL + EVERGREEN_CRTC0_REGISTER_OFFSET); |
| save->crtc_control[1] = RREG32(EVERGREEN_CRTC_CONTROL + EVERGREEN_CRTC1_REGISTER_OFFSET); |
| save->crtc_control[2] = RREG32(EVERGREEN_CRTC_CONTROL + EVERGREEN_CRTC2_REGISTER_OFFSET); |
| save->crtc_control[3] = RREG32(EVERGREEN_CRTC_CONTROL + EVERGREEN_CRTC3_REGISTER_OFFSET); |
| save->crtc_control[4] = RREG32(EVERGREEN_CRTC_CONTROL + EVERGREEN_CRTC4_REGISTER_OFFSET); |
| save->crtc_control[5] = RREG32(EVERGREEN_CRTC_CONTROL + EVERGREEN_CRTC5_REGISTER_OFFSET); |
| |
| /* Stop all video */ |
| WREG32(VGA_RENDER_CONTROL, 0); |
| WREG32(EVERGREEN_CRTC_UPDATE_LOCK + EVERGREEN_CRTC0_REGISTER_OFFSET, 1); |
| WREG32(EVERGREEN_CRTC_UPDATE_LOCK + EVERGREEN_CRTC1_REGISTER_OFFSET, 1); |
| WREG32(EVERGREEN_CRTC_UPDATE_LOCK + EVERGREEN_CRTC2_REGISTER_OFFSET, 1); |
| WREG32(EVERGREEN_CRTC_UPDATE_LOCK + EVERGREEN_CRTC3_REGISTER_OFFSET, 1); |
| WREG32(EVERGREEN_CRTC_UPDATE_LOCK + EVERGREEN_CRTC4_REGISTER_OFFSET, 1); |
| WREG32(EVERGREEN_CRTC_UPDATE_LOCK + EVERGREEN_CRTC5_REGISTER_OFFSET, 1); |
| WREG32(EVERGREEN_CRTC_CONTROL + EVERGREEN_CRTC0_REGISTER_OFFSET, 0); |
| WREG32(EVERGREEN_CRTC_CONTROL + EVERGREEN_CRTC1_REGISTER_OFFSET, 0); |
| WREG32(EVERGREEN_CRTC_CONTROL + EVERGREEN_CRTC2_REGISTER_OFFSET, 0); |
| WREG32(EVERGREEN_CRTC_CONTROL + EVERGREEN_CRTC3_REGISTER_OFFSET, 0); |
| WREG32(EVERGREEN_CRTC_CONTROL + EVERGREEN_CRTC4_REGISTER_OFFSET, 0); |
| WREG32(EVERGREEN_CRTC_CONTROL + EVERGREEN_CRTC5_REGISTER_OFFSET, 0); |
| WREG32(EVERGREEN_CRTC_UPDATE_LOCK + EVERGREEN_CRTC0_REGISTER_OFFSET, 0); |
| WREG32(EVERGREEN_CRTC_UPDATE_LOCK + EVERGREEN_CRTC1_REGISTER_OFFSET, 0); |
| WREG32(EVERGREEN_CRTC_UPDATE_LOCK + EVERGREEN_CRTC2_REGISTER_OFFSET, 0); |
| WREG32(EVERGREEN_CRTC_UPDATE_LOCK + EVERGREEN_CRTC3_REGISTER_OFFSET, 0); |
| WREG32(EVERGREEN_CRTC_UPDATE_LOCK + EVERGREEN_CRTC4_REGISTER_OFFSET, 0); |
| WREG32(EVERGREEN_CRTC_UPDATE_LOCK + EVERGREEN_CRTC5_REGISTER_OFFSET, 0); |
| |
| WREG32(D1VGA_CONTROL, 0); |
| WREG32(D2VGA_CONTROL, 0); |
| WREG32(EVERGREEN_D3VGA_CONTROL, 0); |
| WREG32(EVERGREEN_D4VGA_CONTROL, 0); |
| WREG32(EVERGREEN_D5VGA_CONTROL, 0); |
| WREG32(EVERGREEN_D6VGA_CONTROL, 0); |
| } |
| |
| static void evergreen_mc_resume(struct radeon_device *rdev, struct evergreen_mc_save *save) |
| { |
| WREG32(EVERGREEN_GRPH_PRIMARY_SURFACE_ADDRESS_HIGH + EVERGREEN_CRTC0_REGISTER_OFFSET, |
| upper_32_bits(rdev->mc.vram_start)); |
| WREG32(EVERGREEN_GRPH_SECONDARY_SURFACE_ADDRESS_HIGH + EVERGREEN_CRTC0_REGISTER_OFFSET, |
| upper_32_bits(rdev->mc.vram_start)); |
| WREG32(EVERGREEN_GRPH_PRIMARY_SURFACE_ADDRESS + EVERGREEN_CRTC0_REGISTER_OFFSET, |
| (u32)rdev->mc.vram_start); |
| WREG32(EVERGREEN_GRPH_SECONDARY_SURFACE_ADDRESS + EVERGREEN_CRTC0_REGISTER_OFFSET, |
| (u32)rdev->mc.vram_start); |
| |
| WREG32(EVERGREEN_GRPH_PRIMARY_SURFACE_ADDRESS_HIGH + EVERGREEN_CRTC1_REGISTER_OFFSET, |
| upper_32_bits(rdev->mc.vram_start)); |
| WREG32(EVERGREEN_GRPH_SECONDARY_SURFACE_ADDRESS_HIGH + EVERGREEN_CRTC1_REGISTER_OFFSET, |
| upper_32_bits(rdev->mc.vram_start)); |
| WREG32(EVERGREEN_GRPH_PRIMARY_SURFACE_ADDRESS + EVERGREEN_CRTC1_REGISTER_OFFSET, |
| (u32)rdev->mc.vram_start); |
| WREG32(EVERGREEN_GRPH_SECONDARY_SURFACE_ADDRESS + EVERGREEN_CRTC1_REGISTER_OFFSET, |
| (u32)rdev->mc.vram_start); |
| |
| WREG32(EVERGREEN_GRPH_PRIMARY_SURFACE_ADDRESS_HIGH + EVERGREEN_CRTC2_REGISTER_OFFSET, |
| upper_32_bits(rdev->mc.vram_start)); |
| WREG32(EVERGREEN_GRPH_SECONDARY_SURFACE_ADDRESS_HIGH + EVERGREEN_CRTC2_REGISTER_OFFSET, |
| upper_32_bits(rdev->mc.vram_start)); |
| WREG32(EVERGREEN_GRPH_PRIMARY_SURFACE_ADDRESS + EVERGREEN_CRTC2_REGISTER_OFFSET, |
| (u32)rdev->mc.vram_start); |
| WREG32(EVERGREEN_GRPH_SECONDARY_SURFACE_ADDRESS + EVERGREEN_CRTC2_REGISTER_OFFSET, |
| (u32)rdev->mc.vram_start); |
| |
| WREG32(EVERGREEN_GRPH_PRIMARY_SURFACE_ADDRESS_HIGH + EVERGREEN_CRTC3_REGISTER_OFFSET, |
| upper_32_bits(rdev->mc.vram_start)); |
| WREG32(EVERGREEN_GRPH_SECONDARY_SURFACE_ADDRESS_HIGH + EVERGREEN_CRTC3_REGISTER_OFFSET, |
| upper_32_bits(rdev->mc.vram_start)); |
| WREG32(EVERGREEN_GRPH_PRIMARY_SURFACE_ADDRESS + EVERGREEN_CRTC3_REGISTER_OFFSET, |
| (u32)rdev->mc.vram_start); |
| WREG32(EVERGREEN_GRPH_SECONDARY_SURFACE_ADDRESS + EVERGREEN_CRTC3_REGISTER_OFFSET, |
| (u32)rdev->mc.vram_start); |
| |
| WREG32(EVERGREEN_GRPH_PRIMARY_SURFACE_ADDRESS_HIGH + EVERGREEN_CRTC4_REGISTER_OFFSET, |
| upper_32_bits(rdev->mc.vram_start)); |
| WREG32(EVERGREEN_GRPH_SECONDARY_SURFACE_ADDRESS_HIGH + EVERGREEN_CRTC4_REGISTER_OFFSET, |
| upper_32_bits(rdev->mc.vram_start)); |
| WREG32(EVERGREEN_GRPH_PRIMARY_SURFACE_ADDRESS + EVERGREEN_CRTC4_REGISTER_OFFSET, |
| (u32)rdev->mc.vram_start); |
| WREG32(EVERGREEN_GRPH_SECONDARY_SURFACE_ADDRESS + EVERGREEN_CRTC4_REGISTER_OFFSET, |
| (u32)rdev->mc.vram_start); |
| |
| WREG32(EVERGREEN_GRPH_PRIMARY_SURFACE_ADDRESS_HIGH + EVERGREEN_CRTC5_REGISTER_OFFSET, |
| upper_32_bits(rdev->mc.vram_start)); |
| WREG32(EVERGREEN_GRPH_SECONDARY_SURFACE_ADDRESS_HIGH + EVERGREEN_CRTC5_REGISTER_OFFSET, |
| upper_32_bits(rdev->mc.vram_start)); |
| WREG32(EVERGREEN_GRPH_PRIMARY_SURFACE_ADDRESS + EVERGREEN_CRTC5_REGISTER_OFFSET, |
| (u32)rdev->mc.vram_start); |
| WREG32(EVERGREEN_GRPH_SECONDARY_SURFACE_ADDRESS + EVERGREEN_CRTC5_REGISTER_OFFSET, |
| (u32)rdev->mc.vram_start); |
| |
| WREG32(EVERGREEN_VGA_MEMORY_BASE_ADDRESS_HIGH, upper_32_bits(rdev->mc.vram_start)); |
| WREG32(EVERGREEN_VGA_MEMORY_BASE_ADDRESS, (u32)rdev->mc.vram_start); |
| /* Unlock host access */ |
| WREG32(VGA_HDP_CONTROL, save->vga_hdp_control); |
| mdelay(1); |
| /* Restore video state */ |
| WREG32(D1VGA_CONTROL, save->vga_control[0]); |
| WREG32(D2VGA_CONTROL, save->vga_control[1]); |
| WREG32(EVERGREEN_D3VGA_CONTROL, save->vga_control[2]); |
| WREG32(EVERGREEN_D4VGA_CONTROL, save->vga_control[3]); |
| WREG32(EVERGREEN_D5VGA_CONTROL, save->vga_control[4]); |
| WREG32(EVERGREEN_D6VGA_CONTROL, save->vga_control[5]); |
| WREG32(EVERGREEN_CRTC_UPDATE_LOCK + EVERGREEN_CRTC0_REGISTER_OFFSET, 1); |
| WREG32(EVERGREEN_CRTC_UPDATE_LOCK + EVERGREEN_CRTC1_REGISTER_OFFSET, 1); |
| WREG32(EVERGREEN_CRTC_UPDATE_LOCK + EVERGREEN_CRTC2_REGISTER_OFFSET, 1); |
| WREG32(EVERGREEN_CRTC_UPDATE_LOCK + EVERGREEN_CRTC3_REGISTER_OFFSET, 1); |
| WREG32(EVERGREEN_CRTC_UPDATE_LOCK + EVERGREEN_CRTC4_REGISTER_OFFSET, 1); |
| WREG32(EVERGREEN_CRTC_UPDATE_LOCK + EVERGREEN_CRTC5_REGISTER_OFFSET, 1); |
| WREG32(EVERGREEN_CRTC_CONTROL + EVERGREEN_CRTC0_REGISTER_OFFSET, save->crtc_control[0]); |
| WREG32(EVERGREEN_CRTC_CONTROL + EVERGREEN_CRTC1_REGISTER_OFFSET, save->crtc_control[1]); |
| WREG32(EVERGREEN_CRTC_CONTROL + EVERGREEN_CRTC2_REGISTER_OFFSET, save->crtc_control[2]); |
| WREG32(EVERGREEN_CRTC_CONTROL + EVERGREEN_CRTC3_REGISTER_OFFSET, save->crtc_control[3]); |
| WREG32(EVERGREEN_CRTC_CONTROL + EVERGREEN_CRTC4_REGISTER_OFFSET, save->crtc_control[4]); |
| WREG32(EVERGREEN_CRTC_CONTROL + EVERGREEN_CRTC5_REGISTER_OFFSET, save->crtc_control[5]); |
| WREG32(EVERGREEN_CRTC_UPDATE_LOCK + EVERGREEN_CRTC0_REGISTER_OFFSET, 0); |
| WREG32(EVERGREEN_CRTC_UPDATE_LOCK + EVERGREEN_CRTC1_REGISTER_OFFSET, 0); |
| WREG32(EVERGREEN_CRTC_UPDATE_LOCK + EVERGREEN_CRTC2_REGISTER_OFFSET, 0); |
| WREG32(EVERGREEN_CRTC_UPDATE_LOCK + EVERGREEN_CRTC3_REGISTER_OFFSET, 0); |
| WREG32(EVERGREEN_CRTC_UPDATE_LOCK + EVERGREEN_CRTC4_REGISTER_OFFSET, 0); |
| WREG32(EVERGREEN_CRTC_UPDATE_LOCK + EVERGREEN_CRTC5_REGISTER_OFFSET, 0); |
| WREG32(VGA_RENDER_CONTROL, save->vga_render_control); |
| } |
| |
| static void evergreen_mc_program(struct radeon_device *rdev) |
| { |
| struct evergreen_mc_save save; |
| u32 tmp; |
| int i, j; |
| |
| /* Initialize HDP */ |
| for (i = 0, j = 0; i < 32; i++, j += 0x18) { |
| WREG32((0x2c14 + j), 0x00000000); |
| WREG32((0x2c18 + j), 0x00000000); |
| WREG32((0x2c1c + j), 0x00000000); |
| WREG32((0x2c20 + j), 0x00000000); |
| WREG32((0x2c24 + j), 0x00000000); |
| } |
| WREG32(HDP_REG_COHERENCY_FLUSH_CNTL, 0); |
| |
| evergreen_mc_stop(rdev, &save); |
| if (evergreen_mc_wait_for_idle(rdev)) { |
| dev_warn(rdev->dev, "Wait for MC idle timedout !\n"); |
| } |
| /* Lockout access through VGA aperture*/ |
| WREG32(VGA_HDP_CONTROL, VGA_MEMORY_DISABLE); |
| /* Update configuration */ |
| if (rdev->flags & RADEON_IS_AGP) { |
| if (rdev->mc.vram_start < rdev->mc.gtt_start) { |
| /* VRAM before AGP */ |
| WREG32(MC_VM_SYSTEM_APERTURE_LOW_ADDR, |
| rdev->mc.vram_start >> 12); |
| WREG32(MC_VM_SYSTEM_APERTURE_HIGH_ADDR, |
| rdev->mc.gtt_end >> 12); |
| } else { |
| /* VRAM after AGP */ |
| WREG32(MC_VM_SYSTEM_APERTURE_LOW_ADDR, |
| rdev->mc.gtt_start >> 12); |
| WREG32(MC_VM_SYSTEM_APERTURE_HIGH_ADDR, |
| rdev->mc.vram_end >> 12); |
| } |
| } else { |
| WREG32(MC_VM_SYSTEM_APERTURE_LOW_ADDR, |
| rdev->mc.vram_start >> 12); |
| WREG32(MC_VM_SYSTEM_APERTURE_HIGH_ADDR, |
| rdev->mc.vram_end >> 12); |
| } |
| WREG32(MC_VM_SYSTEM_APERTURE_DEFAULT_ADDR, 0); |
| tmp = ((rdev->mc.vram_end >> 24) & 0xFFFF) << 16; |
| tmp |= ((rdev->mc.vram_start >> 24) & 0xFFFF); |
| WREG32(MC_VM_FB_LOCATION, tmp); |
| WREG32(HDP_NONSURFACE_BASE, (rdev->mc.vram_start >> 8)); |
| WREG32(HDP_NONSURFACE_INFO, (2 << 7)); |
| WREG32(HDP_NONSURFACE_SIZE, (rdev->mc.mc_vram_size - 1) | 0x3FF); |
| if (rdev->flags & RADEON_IS_AGP) { |
| WREG32(MC_VM_AGP_TOP, rdev->mc.gtt_end >> 16); |
| WREG32(MC_VM_AGP_BOT, rdev->mc.gtt_start >> 16); |
| WREG32(MC_VM_AGP_BASE, rdev->mc.agp_base >> 22); |
| } else { |
| WREG32(MC_VM_AGP_BASE, 0); |
| WREG32(MC_VM_AGP_TOP, 0x0FFFFFFF); |
| WREG32(MC_VM_AGP_BOT, 0x0FFFFFFF); |
| } |
| if (evergreen_mc_wait_for_idle(rdev)) { |
| dev_warn(rdev->dev, "Wait for MC idle timedout !\n"); |
| } |
| evergreen_mc_resume(rdev, &save); |
| /* we need to own VRAM, so turn off the VGA renderer here |
| * to stop it overwriting our objects */ |
| rv515_vga_render_disable(rdev); |
| } |
| |
| #if 0 |
| /* |
| * CP. |
| */ |
| static void evergreen_cp_stop(struct radeon_device *rdev) |
| { |
| /* XXX */ |
| } |
| |
| |
| static int evergreen_cp_load_microcode(struct radeon_device *rdev) |
| { |
| /* XXX */ |
| |
| return 0; |
| } |
| |
| |
| /* |
| * Core functions |
| */ |
| static u32 evergreen_get_tile_pipe_to_backend_map(u32 num_tile_pipes, |
| u32 num_backends, |
| u32 backend_disable_mask) |
| { |
| u32 backend_map = 0; |
| |
| return backend_map; |
| } |
| #endif |
| |
| static void evergreen_gpu_init(struct radeon_device *rdev) |
| { |
| /* XXX */ |
| } |
| |
| int evergreen_mc_init(struct radeon_device *rdev) |
| { |
| fixed20_12 a; |
| u32 tmp; |
| int chansize, numchan; |
| |
| /* Get VRAM informations */ |
| rdev->mc.vram_is_ddr = true; |
| tmp = RREG32(MC_ARB_RAMCFG); |
| if (tmp & CHANSIZE_OVERRIDE) { |
| chansize = 16; |
| } else if (tmp & CHANSIZE_MASK) { |
| chansize = 64; |
| } else { |
| chansize = 32; |
| } |
| tmp = RREG32(MC_SHARED_CHMAP); |
| switch ((tmp & NOOFCHAN_MASK) >> NOOFCHAN_SHIFT) { |
| case 0: |
| default: |
| numchan = 1; |
| break; |
| case 1: |
| numchan = 2; |
| break; |
| case 2: |
| numchan = 4; |
| break; |
| case 3: |
| numchan = 8; |
| break; |
| } |
| rdev->mc.vram_width = numchan * chansize; |
| /* Could aper size report 0 ? */ |
| rdev->mc.aper_base = drm_get_resource_start(rdev->ddev, 0); |
| rdev->mc.aper_size = drm_get_resource_len(rdev->ddev, 0); |
| /* Setup GPU memory space */ |
| /* size in MB on evergreen */ |
| rdev->mc.mc_vram_size = RREG32(CONFIG_MEMSIZE) * 1024 * 1024; |
| rdev->mc.real_vram_size = RREG32(CONFIG_MEMSIZE) * 1024 * 1024; |
| rdev->mc.visible_vram_size = rdev->mc.aper_size; |
| /* FIXME remove this once we support unmappable VRAM */ |
| if (rdev->mc.mc_vram_size > rdev->mc.aper_size) { |
| rdev->mc.mc_vram_size = rdev->mc.aper_size; |
| rdev->mc.real_vram_size = rdev->mc.aper_size; |
| } |
| r600_vram_gtt_location(rdev, &rdev->mc); |
| /* FIXME: we should enforce default clock in case GPU is not in |
| * default setup |
| */ |
| a.full = rfixed_const(100); |
| rdev->pm.sclk.full = rfixed_const(rdev->clock.default_sclk); |
| rdev->pm.sclk.full = rfixed_div(rdev->pm.sclk, a); |
| return 0; |
| } |
| |
| int evergreen_gpu_reset(struct radeon_device *rdev) |
| { |
| /* FIXME: implement for evergreen */ |
| return 0; |
| } |
| |
| static int evergreen_startup(struct radeon_device *rdev) |
| { |
| #if 0 |
| int r; |
| |
| if (!rdev->me_fw || !rdev->pfp_fw || !rdev->rlc_fw) { |
| r = r600_init_microcode(rdev); |
| if (r) { |
| DRM_ERROR("Failed to load firmware!\n"); |
| return r; |
| } |
| } |
| #endif |
| evergreen_mc_program(rdev); |
| #if 0 |
| if (rdev->flags & RADEON_IS_AGP) { |
| evergreem_agp_enable(rdev); |
| } else { |
| r = evergreen_pcie_gart_enable(rdev); |
| if (r) |
| return r; |
| } |
| #endif |
| evergreen_gpu_init(rdev); |
| #if 0 |
| if (!rdev->r600_blit.shader_obj) { |
| r = r600_blit_init(rdev); |
| if (r) { |
| DRM_ERROR("radeon: failed blitter (%d).\n", r); |
| return r; |
| } |
| } |
| |
| r = radeon_bo_reserve(rdev->r600_blit.shader_obj, false); |
| if (unlikely(r != 0)) |
| return r; |
| r = radeon_bo_pin(rdev->r600_blit.shader_obj, RADEON_GEM_DOMAIN_VRAM, |
| &rdev->r600_blit.shader_gpu_addr); |
| radeon_bo_unreserve(rdev->r600_blit.shader_obj); |
| if (r) { |
| DRM_ERROR("failed to pin blit object %d\n", r); |
| return r; |
| } |
| |
| /* Enable IRQ */ |
| r = r600_irq_init(rdev); |
| if (r) { |
| DRM_ERROR("radeon: IH init failed (%d).\n", r); |
| radeon_irq_kms_fini(rdev); |
| return r; |
| } |
| r600_irq_set(rdev); |
| |
| r = radeon_ring_init(rdev, rdev->cp.ring_size); |
| if (r) |
| return r; |
| r = evergreen_cp_load_microcode(rdev); |
| if (r) |
| return r; |
| r = r600_cp_resume(rdev); |
| if (r) |
| return r; |
| /* write back buffer are not vital so don't worry about failure */ |
| r600_wb_enable(rdev); |
| #endif |
| return 0; |
| } |
| |
| int evergreen_resume(struct radeon_device *rdev) |
| { |
| int r; |
| |
| /* Do not reset GPU before posting, on rv770 hw unlike on r500 hw, |
| * posting will perform necessary task to bring back GPU into good |
| * shape. |
| */ |
| /* post card */ |
| atom_asic_init(rdev->mode_info.atom_context); |
| /* Initialize clocks */ |
| r = radeon_clocks_init(rdev); |
| if (r) { |
| return r; |
| } |
| |
| r = evergreen_startup(rdev); |
| if (r) { |
| DRM_ERROR("r600 startup failed on resume\n"); |
| return r; |
| } |
| #if 0 |
| r = r600_ib_test(rdev); |
| if (r) { |
| DRM_ERROR("radeon: failled testing IB (%d).\n", r); |
| return r; |
| } |
| #endif |
| return r; |
| |
| } |
| |
| int evergreen_suspend(struct radeon_device *rdev) |
| { |
| #if 0 |
| int r; |
| |
| /* FIXME: we should wait for ring to be empty */ |
| r700_cp_stop(rdev); |
| rdev->cp.ready = false; |
| r600_wb_disable(rdev); |
| evergreen_pcie_gart_disable(rdev); |
| /* unpin shaders bo */ |
| r = radeon_bo_reserve(rdev->r600_blit.shader_obj, false); |
| if (likely(r == 0)) { |
| radeon_bo_unpin(rdev->r600_blit.shader_obj); |
| radeon_bo_unreserve(rdev->r600_blit.shader_obj); |
| } |
| #endif |
| return 0; |
| } |
| |
| static bool evergreen_card_posted(struct radeon_device *rdev) |
| { |
| u32 reg; |
| |
| /* first check CRTCs */ |
| reg = RREG32(EVERGREEN_CRTC_CONTROL + EVERGREEN_CRTC0_REGISTER_OFFSET) | |
| RREG32(EVERGREEN_CRTC_CONTROL + EVERGREEN_CRTC1_REGISTER_OFFSET) | |
| RREG32(EVERGREEN_CRTC_CONTROL + EVERGREEN_CRTC2_REGISTER_OFFSET) | |
| RREG32(EVERGREEN_CRTC_CONTROL + EVERGREEN_CRTC3_REGISTER_OFFSET) | |
| RREG32(EVERGREEN_CRTC_CONTROL + EVERGREEN_CRTC4_REGISTER_OFFSET) | |
| RREG32(EVERGREEN_CRTC_CONTROL + EVERGREEN_CRTC5_REGISTER_OFFSET); |
| if (reg & EVERGREEN_CRTC_MASTER_EN) |
| return true; |
| |
| /* then check MEM_SIZE, in case the crtcs are off */ |
| if (RREG32(CONFIG_MEMSIZE)) |
| return true; |
| |
| return false; |
| } |
| |
| /* Plan is to move initialization in that function and use |
| * helper function so that radeon_device_init pretty much |
| * do nothing more than calling asic specific function. This |
| * should also allow to remove a bunch of callback function |
| * like vram_info. |
| */ |
| int evergreen_init(struct radeon_device *rdev) |
| { |
| int r; |
| |
| r = radeon_dummy_page_init(rdev); |
| if (r) |
| return r; |
| /* This don't do much */ |
| r = radeon_gem_init(rdev); |
| if (r) |
| return r; |
| /* Read BIOS */ |
| if (!radeon_get_bios(rdev)) { |
| if (ASIC_IS_AVIVO(rdev)) |
| return -EINVAL; |
| } |
| /* Must be an ATOMBIOS */ |
| if (!rdev->is_atom_bios) { |
| dev_err(rdev->dev, "Expecting atombios for R600 GPU\n"); |
| return -EINVAL; |
| } |
| r = radeon_atombios_init(rdev); |
| if (r) |
| return r; |
| /* Post card if necessary */ |
| if (!evergreen_card_posted(rdev)) { |
| if (!rdev->bios) { |
| dev_err(rdev->dev, "Card not posted and no BIOS - ignoring\n"); |
| return -EINVAL; |
| } |
| DRM_INFO("GPU not posted. posting now...\n"); |
| atom_asic_init(rdev->mode_info.atom_context); |
| } |
| /* Initialize scratch registers */ |
| r600_scratch_init(rdev); |
| /* Initialize surface registers */ |
| radeon_surface_init(rdev); |
| /* Initialize clocks */ |
| radeon_get_clock_info(rdev->ddev); |
| r = radeon_clocks_init(rdev); |
| if (r) |
| return r; |
| /* Initialize power management */ |
| radeon_pm_init(rdev); |
| /* Fence driver */ |
| r = radeon_fence_driver_init(rdev); |
| if (r) |
| return r; |
| /* initialize AGP */ |
| if (rdev->flags & RADEON_IS_AGP) { |
| r = radeon_agp_init(rdev); |
| if (r) |
| radeon_agp_disable(rdev); |
| } |
| /* initialize memory controller */ |
| r = evergreen_mc_init(rdev); |
| if (r) |
| return r; |
| /* Memory manager */ |
| r = radeon_bo_init(rdev); |
| if (r) |
| return r; |
| #if 0 |
| r = radeon_irq_kms_init(rdev); |
| if (r) |
| return r; |
| |
| rdev->cp.ring_obj = NULL; |
| r600_ring_init(rdev, 1024 * 1024); |
| |
| rdev->ih.ring_obj = NULL; |
| r600_ih_ring_init(rdev, 64 * 1024); |
| |
| r = r600_pcie_gart_init(rdev); |
| if (r) |
| return r; |
| #endif |
| rdev->accel_working = false; |
| r = evergreen_startup(rdev); |
| if (r) { |
| evergreen_suspend(rdev); |
| /*r600_wb_fini(rdev);*/ |
| /*radeon_ring_fini(rdev);*/ |
| /*evergreen_pcie_gart_fini(rdev);*/ |
| rdev->accel_working = false; |
| } |
| if (rdev->accel_working) { |
| r = radeon_ib_pool_init(rdev); |
| if (r) { |
| DRM_ERROR("radeon: failed initializing IB pool (%d).\n", r); |
| rdev->accel_working = false; |
| } |
| r = r600_ib_test(rdev); |
| if (r) { |
| DRM_ERROR("radeon: failed testing IB (%d).\n", r); |
| rdev->accel_working = false; |
| } |
| } |
| return 0; |
| } |
| |
| void evergreen_fini(struct radeon_device *rdev) |
| { |
| evergreen_suspend(rdev); |
| #if 0 |
| r600_blit_fini(rdev); |
| r600_irq_fini(rdev); |
| radeon_irq_kms_fini(rdev); |
| radeon_ring_fini(rdev); |
| r600_wb_fini(rdev); |
| evergreen_pcie_gart_fini(rdev); |
| #endif |
| radeon_gem_fini(rdev); |
| radeon_fence_driver_fini(rdev); |
| radeon_clocks_fini(rdev); |
| radeon_agp_fini(rdev); |
| radeon_bo_fini(rdev); |
| radeon_atombios_fini(rdev); |
| kfree(rdev->bios); |
| rdev->bios = NULL; |
| radeon_dummy_page_fini(rdev); |
| } |