diff options
Diffstat (limited to 'drivers/gpu/drm/radeon/rv770.c')
| -rw-r--r-- | drivers/gpu/drm/radeon/rv770.c | 196 |
1 files changed, 195 insertions, 1 deletions
diff --git a/drivers/gpu/drm/radeon/rv770.c b/drivers/gpu/drm/radeon/rv770.c index 4dfead8cee33..3a264aa3a79a 100644 --- a/drivers/gpu/drm/radeon/rv770.c +++ b/drivers/gpu/drm/radeon/rv770.c @@ -41,6 +41,41 @@ static void rv770_gpu_init(struct radeon_device *rdev); void rv770_fini(struct radeon_device *rdev); +static void rv770_pcie_gen2_enable(struct radeon_device *rdev); + +u32 rv770_page_flip(struct radeon_device *rdev, int crtc_id, u64 crtc_base) +{ + struct radeon_crtc *radeon_crtc = rdev->mode_info.crtcs[crtc_id]; + u32 tmp = RREG32(AVIVO_D1GRPH_UPDATE + radeon_crtc->crtc_offset); + + /* Lock the graphics update lock */ + tmp |= AVIVO_D1GRPH_UPDATE_LOCK; + WREG32(AVIVO_D1GRPH_UPDATE + radeon_crtc->crtc_offset, tmp); + + /* update the scanout addresses */ + if (radeon_crtc->crtc_id) { + WREG32(D2GRPH_SECONDARY_SURFACE_ADDRESS_HIGH, upper_32_bits(crtc_base)); + WREG32(D2GRPH_PRIMARY_SURFACE_ADDRESS_HIGH, upper_32_bits(crtc_base)); + } else { + WREG32(D1GRPH_SECONDARY_SURFACE_ADDRESS_HIGH, upper_32_bits(crtc_base)); + WREG32(D1GRPH_PRIMARY_SURFACE_ADDRESS_HIGH, upper_32_bits(crtc_base)); + } + WREG32(D1GRPH_SECONDARY_SURFACE_ADDRESS + radeon_crtc->crtc_offset, + (u32)crtc_base); + WREG32(D1GRPH_PRIMARY_SURFACE_ADDRESS + radeon_crtc->crtc_offset, + (u32)crtc_base); + + /* Wait for update_pending to go high. */ + while (!(RREG32(AVIVO_D1GRPH_UPDATE + radeon_crtc->crtc_offset) & AVIVO_D1GRPH_SURFACE_UPDATE_PENDING)); + DRM_DEBUG("Update pending now high. Unlocking vupdate_lock.\n"); + + /* Unlock the lock, so double-buffering can take place inside vblank */ + tmp &= ~AVIVO_D1GRPH_UPDATE_LOCK; + WREG32(AVIVO_D1GRPH_UPDATE + radeon_crtc->crtc_offset, tmp); + + /* Return current update_pending status: */ + return RREG32(AVIVO_D1GRPH_UPDATE + radeon_crtc->crtc_offset) & AVIVO_D1GRPH_SURFACE_UPDATE_PENDING; +} /* get temperature in millidegrees */ u32 rv770_get_temp(struct radeon_device *rdev) @@ -489,6 +524,49 @@ static u32 r700_get_tile_pipe_to_backend_map(struct radeon_device *rdev, return backend_map; } +static void rv770_program_channel_remap(struct radeon_device *rdev) +{ + u32 tcp_chan_steer, mc_shared_chremap, tmp; + bool force_no_swizzle; + + switch (rdev->family) { + case CHIP_RV770: + case CHIP_RV730: + force_no_swizzle = false; + break; + case CHIP_RV710: + case CHIP_RV740: + default: + force_no_swizzle = true; + break; + } + + tmp = RREG32(MC_SHARED_CHMAP); + switch ((tmp & NOOFCHAN_MASK) >> NOOFCHAN_SHIFT) { + case 0: + case 1: + default: + /* default mapping */ + mc_shared_chremap = 0x00fac688; + break; + case 2: + case 3: + if (force_no_swizzle) + mc_shared_chremap = 0x00fac688; + else + mc_shared_chremap = 0x00bbc298; + break; + } + + if (rdev->family == CHIP_RV740) + tcp_chan_steer = 0x00ef2a60; + else + tcp_chan_steer = 0x00fac688; + + WREG32(TCP_CHAN_STEER, tcp_chan_steer); + WREG32(MC_SHARED_CHREMAP, mc_shared_chremap); +} + static void rv770_gpu_init(struct radeon_device *rdev) { int i, j, num_qd_pipes; @@ -688,6 +766,8 @@ static void rv770_gpu_init(struct radeon_device *rdev) WREG32(DCP_TILING_CONFIG, (gb_tiling_config & 0xffff)); WREG32(HDP_TILING_CONFIG, (gb_tiling_config & 0xffff)); + rv770_program_channel_remap(rdev); + WREG32(CC_RB_BACKEND_DISABLE, cc_rb_backend_disable); WREG32(CC_GC_SHADER_PIPE_CONFIG, cc_gc_shader_pipe_config); WREG32(GC_USER_SHADER_PIPE_CONFIG, cc_gc_shader_pipe_config); @@ -956,6 +1036,45 @@ static void rv770_vram_scratch_fini(struct radeon_device *rdev) radeon_bo_unref(&rdev->vram_scratch.robj); } +void r700_vram_gtt_location(struct radeon_device *rdev, struct radeon_mc *mc) +{ + u64 size_bf, size_af; + + if (mc->mc_vram_size > 0xE0000000) { + /* leave room for at least 512M GTT */ + dev_warn(rdev->dev, "limiting VRAM\n"); + mc->real_vram_size = 0xE0000000; + mc->mc_vram_size = 0xE0000000; + } + if (rdev->flags & RADEON_IS_AGP) { + size_bf = mc->gtt_start; + size_af = 0xFFFFFFFF - mc->gtt_end + 1; + if (size_bf > size_af) { + if (mc->mc_vram_size > size_bf) { + dev_warn(rdev->dev, "limiting VRAM\n"); + mc->real_vram_size = size_bf; + mc->mc_vram_size = size_bf; + } + mc->vram_start = mc->gtt_start - mc->mc_vram_size; + } else { + if (mc->mc_vram_size > size_af) { + dev_warn(rdev->dev, "limiting VRAM\n"); + mc->real_vram_size = size_af; + mc->mc_vram_size = size_af; + } + mc->vram_start = mc->gtt_end; + } + mc->vram_end = mc->vram_start + mc->mc_vram_size - 1; + dev_info(rdev->dev, "VRAM: %lluM 0x%08llX - 0x%08llX (%lluM used)\n", + mc->mc_vram_size >> 20, mc->vram_start, + mc->vram_end, mc->real_vram_size >> 20); + } else { + radeon_vram_location(rdev, &rdev->mc, 0); + rdev->mc.gtt_base_align = 0; + radeon_gtt_location(rdev, mc); + } +} + int rv770_mc_init(struct radeon_device *rdev) { u32 tmp; @@ -996,7 +1115,7 @@ int rv770_mc_init(struct radeon_device *rdev) rdev->mc.real_vram_size = RREG32(CONFIG_MEMSIZE); rdev->mc.visible_vram_size = rdev->mc.aper_size; rdev->mc.active_vram_size = rdev->mc.visible_vram_size; - r600_vram_gtt_location(rdev, &rdev->mc); + r700_vram_gtt_location(rdev, &rdev->mc); radeon_update_bandwidth_info(rdev); return 0; @@ -1006,6 +1125,9 @@ static int rv770_startup(struct radeon_device *rdev) { int r; + /* enable pcie gen2 link */ + rv770_pcie_gen2_enable(rdev); + if (!rdev->me_fw || !rdev->pfp_fw || !rdev->rlc_fw) { r = r600_init_microcode(rdev); if (r) { @@ -1244,3 +1366,75 @@ void rv770_fini(struct radeon_device *rdev) rdev->bios = NULL; radeon_dummy_page_fini(rdev); } + +static void rv770_pcie_gen2_enable(struct radeon_device *rdev) +{ + u32 link_width_cntl, lanes, speed_cntl, tmp; + u16 link_cntl2; + + if (rdev->flags & RADEON_IS_IGP) + return; + + if (!(rdev->flags & RADEON_IS_PCIE)) + return; + + /* x2 cards have a special sequence */ + if (ASIC_IS_X2(rdev)) + return; + + /* advertise upconfig capability */ + link_width_cntl = RREG32_PCIE_P(PCIE_LC_LINK_WIDTH_CNTL); + link_width_cntl &= ~LC_UPCONFIGURE_DIS; + WREG32_PCIE_P(PCIE_LC_LINK_WIDTH_CNTL, link_width_cntl); + link_width_cntl = RREG32_PCIE_P(PCIE_LC_LINK_WIDTH_CNTL); + if (link_width_cntl & LC_RENEGOTIATION_SUPPORT) { + lanes = (link_width_cntl & LC_LINK_WIDTH_RD_MASK) >> LC_LINK_WIDTH_RD_SHIFT; + link_width_cntl &= ~(LC_LINK_WIDTH_MASK | + LC_RECONFIG_ARC_MISSING_ESCAPE); + link_width_cntl |= lanes | LC_RECONFIG_NOW | + LC_RENEGOTIATE_EN | LC_UPCONFIGURE_SUPPORT; + WREG32_PCIE_P(PCIE_LC_LINK_WIDTH_CNTL, link_width_cntl); + } else { + link_width_cntl |= LC_UPCONFIGURE_DIS; + WREG32_PCIE_P(PCIE_LC_LINK_WIDTH_CNTL, link_width_cntl); + } + + speed_cntl = RREG32_PCIE_P(PCIE_LC_SPEED_CNTL); + if ((speed_cntl & LC_OTHER_SIDE_EVER_SENT_GEN2) && + (speed_cntl & LC_OTHER_SIDE_SUPPORTS_GEN2)) { + + tmp = RREG32(0x541c); + WREG32(0x541c, tmp | 0x8); + WREG32(MM_CFGREGS_CNTL, MM_WR_TO_CFG_EN); + link_cntl2 = RREG16(0x4088); + link_cntl2 &= ~TARGET_LINK_SPEED_MASK; + link_cntl2 |= 0x2; + WREG16(0x4088, link_cntl2); + WREG32(MM_CFGREGS_CNTL, 0); + + speed_cntl = RREG32_PCIE_P(PCIE_LC_SPEED_CNTL); + speed_cntl &= ~LC_TARGET_LINK_SPEED_OVERRIDE_EN; + WREG32_PCIE_P(PCIE_LC_SPEED_CNTL, speed_cntl); + + speed_cntl = RREG32_PCIE_P(PCIE_LC_SPEED_CNTL); + speed_cntl |= LC_CLR_FAILED_SPD_CHANGE_CNT; + WREG32_PCIE_P(PCIE_LC_SPEED_CNTL, speed_cntl); + + speed_cntl = RREG32_PCIE_P(PCIE_LC_SPEED_CNTL); + speed_cntl &= ~LC_CLR_FAILED_SPD_CHANGE_CNT; + WREG32_PCIE_P(PCIE_LC_SPEED_CNTL, speed_cntl); + + speed_cntl = RREG32_PCIE_P(PCIE_LC_SPEED_CNTL); + speed_cntl |= LC_GEN2_EN_STRAP; + WREG32_PCIE_P(PCIE_LC_SPEED_CNTL, speed_cntl); + + } else { + link_width_cntl = RREG32_PCIE_P(PCIE_LC_LINK_WIDTH_CNTL); + /* XXX: only disable it if gen1 bridge vendor == 0x111d or 0x1106 */ + if (1) + link_width_cntl |= LC_UPCONFIGURE_DIS; + else + link_width_cntl &= ~LC_UPCONFIGURE_DIS; + WREG32_PCIE_P(PCIE_LC_LINK_WIDTH_CNTL, link_width_cntl); + } +} |
