diff options
Diffstat (limited to 'drivers/gpu/drm/amd/amdgpu/amdgpu_device.c')
| -rw-r--r-- | drivers/gpu/drm/amd/amdgpu/amdgpu_device.c | 1900 |
1 files changed, 380 insertions, 1520 deletions
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_device.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_device.c index 3573ecdb06ee..00a50cc5ec9a 100644 --- a/drivers/gpu/drm/amd/amdgpu/amdgpu_device.c +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_device.c @@ -28,7 +28,6 @@ #include <linux/kthread.h> #include <linux/console.h> #include <linux/slab.h> -#include <linux/debugfs.h> #include <drm/drmP.h> #include <drm/drm_crtc_helper.h> #include <drm/drm_atomic_helper.h> @@ -64,11 +63,6 @@ MODULE_FIRMWARE("amdgpu/raven_gpu_info.bin"); #define AMDGPU_RESUME_MS 2000 -static int amdgpu_debugfs_regs_init(struct amdgpu_device *adev); -static void amdgpu_debugfs_regs_cleanup(struct amdgpu_device *adev); -static int amdgpu_debugfs_test_ib_ring_init(struct amdgpu_device *adev); -static int amdgpu_debugfs_vbios_dump_init(struct amdgpu_device *adev); - static const char *amdgpu_asic_name[] = { "TAHITI", "PITCAIRN", @@ -333,7 +327,7 @@ static void amdgpu_block_invalid_wreg(struct amdgpu_device *adev, BUG(); } -static int amdgpu_vram_scratch_init(struct amdgpu_device *adev) +static int amdgpu_device_vram_scratch_init(struct amdgpu_device *adev) { return amdgpu_bo_create_kernel(adev, AMDGPU_GPU_PAGE_SIZE, PAGE_SIZE, AMDGPU_GEM_DOMAIN_VRAM, @@ -342,13 +336,13 @@ static int amdgpu_vram_scratch_init(struct amdgpu_device *adev) (void **)&adev->vram_scratch.ptr); } -static void amdgpu_vram_scratch_fini(struct amdgpu_device *adev) +static void amdgpu_device_vram_scratch_fini(struct amdgpu_device *adev) { amdgpu_bo_free_kernel(&adev->vram_scratch.robj, NULL, NULL); } /** - * amdgpu_program_register_sequence - program an array of registers. + * amdgpu_device_program_register_sequence - program an array of registers. * * @adev: amdgpu_device pointer * @registers: pointer to the register array @@ -357,9 +351,9 @@ static void amdgpu_vram_scratch_fini(struct amdgpu_device *adev) * Programs an array or registers with and and or masks. * This is a helper for setting golden registers. */ -void amdgpu_program_register_sequence(struct amdgpu_device *adev, - const u32 *registers, - const u32 array_size) +void amdgpu_device_program_register_sequence(struct amdgpu_device *adev, + const u32 *registers, + const u32 array_size) { u32 tmp, reg, and_mask, or_mask; int i; @@ -383,7 +377,7 @@ void amdgpu_program_register_sequence(struct amdgpu_device *adev, } } -void amdgpu_pci_config_reset(struct amdgpu_device *adev) +void amdgpu_device_pci_config_reset(struct amdgpu_device *adev) { pci_write_config_dword(adev->pdev, 0x7c, AMDGPU_ASIC_RESET_DATA); } @@ -392,14 +386,14 @@ void amdgpu_pci_config_reset(struct amdgpu_device *adev) * GPU doorbell aperture helpers function. */ /** - * amdgpu_doorbell_init - Init doorbell driver information. + * amdgpu_device_doorbell_init - Init doorbell driver information. * * @adev: amdgpu_device pointer * * Init doorbell driver information (CIK) * Returns 0 on success, error on failure. */ -static int amdgpu_doorbell_init(struct amdgpu_device *adev) +static int amdgpu_device_doorbell_init(struct amdgpu_device *adev) { /* No doorbell on SI hardware generation */ if (adev->asic_type < CHIP_BONAIRE) { @@ -410,6 +404,9 @@ static int amdgpu_doorbell_init(struct amdgpu_device *adev) return 0; } + if (pci_resource_flags(adev->pdev, 2) & IORESOURCE_UNSET) + return -EINVAL; + /* doorbell bar mapping */ adev->doorbell.base = pci_resource_start(adev->pdev, 2); adev->doorbell.size = pci_resource_len(adev->pdev, 2); @@ -429,66 +426,35 @@ static int amdgpu_doorbell_init(struct amdgpu_device *adev) } /** - * amdgpu_doorbell_fini - Tear down doorbell driver information. + * amdgpu_device_doorbell_fini - Tear down doorbell driver information. * * @adev: amdgpu_device pointer * * Tear down doorbell driver information (CIK) */ -static void amdgpu_doorbell_fini(struct amdgpu_device *adev) +static void amdgpu_device_doorbell_fini(struct amdgpu_device *adev) { iounmap(adev->doorbell.ptr); adev->doorbell.ptr = NULL; } -/** - * amdgpu_doorbell_get_kfd_info - Report doorbell configuration required to - * setup amdkfd - * - * @adev: amdgpu_device pointer - * @aperture_base: output returning doorbell aperture base physical address - * @aperture_size: output returning doorbell aperture size in bytes - * @start_offset: output returning # of doorbell bytes reserved for amdgpu. - * - * amdgpu and amdkfd share the doorbell aperture. amdgpu sets it up, - * takes doorbells required for its own rings and reports the setup to amdkfd. - * amdgpu reserved doorbells are at the start of the doorbell aperture. - */ -void amdgpu_doorbell_get_kfd_info(struct amdgpu_device *adev, - phys_addr_t *aperture_base, - size_t *aperture_size, - size_t *start_offset) -{ - /* - * The first num_doorbells are used by amdgpu. - * amdkfd takes whatever's left in the aperture. - */ - if (adev->doorbell.size > adev->doorbell.num_doorbells * sizeof(u32)) { - *aperture_base = adev->doorbell.base; - *aperture_size = adev->doorbell.size; - *start_offset = adev->doorbell.num_doorbells * sizeof(u32); - } else { - *aperture_base = 0; - *aperture_size = 0; - *start_offset = 0; - } -} + /* - * amdgpu_wb_*() + * amdgpu_device_wb_*() * Writeback is the method by which the GPU updates special pages in memory * with the status of certain GPU events (fences, ring pointers,etc.). */ /** - * amdgpu_wb_fini - Disable Writeback and free memory + * amdgpu_device_wb_fini - Disable Writeback and free memory * * @adev: amdgpu_device pointer * * Disables Writeback and frees the Writeback memory (all asics). * Used at driver shutdown. */ -static void amdgpu_wb_fini(struct amdgpu_device *adev) +static void amdgpu_device_wb_fini(struct amdgpu_device *adev) { if (adev->wb.wb_obj) { amdgpu_bo_free_kernel(&adev->wb.wb_obj, @@ -499,7 +465,7 @@ static void amdgpu_wb_fini(struct amdgpu_device *adev) } /** - * amdgpu_wb_init- Init Writeback driver info and allocate memory + * amdgpu_device_wb_init- Init Writeback driver info and allocate memory * * @adev: amdgpu_device pointer * @@ -507,7 +473,7 @@ static void amdgpu_wb_fini(struct amdgpu_device *adev) * Used at driver startup. * Returns 0 on success or an -error on failure. */ -static int amdgpu_wb_init(struct amdgpu_device *adev) +static int amdgpu_device_wb_init(struct amdgpu_device *adev) { int r; @@ -533,7 +499,7 @@ static int amdgpu_wb_init(struct amdgpu_device *adev) } /** - * amdgpu_wb_get - Allocate a wb entry + * amdgpu_device_wb_get - Allocate a wb entry * * @adev: amdgpu_device pointer * @wb: wb index @@ -541,7 +507,7 @@ static int amdgpu_wb_init(struct amdgpu_device *adev) * Allocate a wb slot for use by the driver (all asics). * Returns 0 on success or -EINVAL on failure. */ -int amdgpu_wb_get(struct amdgpu_device *adev, u32 *wb) +int amdgpu_device_wb_get(struct amdgpu_device *adev, u32 *wb) { unsigned long offset = find_first_zero_bit(adev->wb.used, adev->wb.num_wb); @@ -555,61 +521,34 @@ int amdgpu_wb_get(struct amdgpu_device *adev, u32 *wb) } /** - * amdgpu_wb_free - Free a wb entry + * amdgpu_device_wb_free - Free a wb entry * * @adev: amdgpu_device pointer * @wb: wb index * * Free a wb slot allocated for use by the driver (all asics) */ -void amdgpu_wb_free(struct amdgpu_device *adev, u32 wb) +void amdgpu_device_wb_free(struct amdgpu_device *adev, u32 wb) { if (wb < adev->wb.num_wb) __clear_bit(wb >> 3, adev->wb.used); } /** - * amdgpu_vram_location - try to find VRAM location + * amdgpu_device_vram_location - try to find VRAM location * @adev: amdgpu device structure holding all necessary informations * @mc: memory controller structure holding memory informations * @base: base address at which to put VRAM * * Function will try to place VRAM at base address provided - * as parameter (which is so far either PCI aperture address or - * for IGP TOM base address). - * - * If there is not enough space to fit the unvisible VRAM in the 32bits - * address space then we limit the VRAM size to the aperture. - * - * Note: We don't explicitly enforce VRAM start to be aligned on VRAM size, - * this shouldn't be a problem as we are using the PCI aperture as a reference. - * Otherwise this would be needed for rv280, all r3xx, and all r4xx, but - * not IGP. - * - * Note: we use mc_vram_size as on some board we need to program the mc to - * cover the whole aperture even if VRAM size is inferior to aperture size - * Novell bug 204882 + along with lots of ubuntu ones - * - * Note: when limiting vram it's safe to overwritte real_vram_size because - * we are not in case where real_vram_size is inferior to mc_vram_size (ie - * note afected by bogus hw of Novell bug 204882 + along with lots of ubuntu - * ones) - * - * Note: IGP TOM addr should be the same as the aperture addr, we don't - * explicitly check for that though. - * - * FIXME: when reducing VRAM size align new size on power of 2. + * as parameter. */ -void amdgpu_vram_location(struct amdgpu_device *adev, struct amdgpu_mc *mc, u64 base) +void amdgpu_device_vram_location(struct amdgpu_device *adev, + struct amdgpu_mc *mc, u64 base) { uint64_t limit = (uint64_t)amdgpu_vram_limit << 20; mc->vram_start = base; - if (mc->mc_vram_size > (adev->mc.mc_mask - base + 1)) { - dev_warn(adev->dev, "limiting VRAM to PCI aperture size\n"); - mc->real_vram_size = mc->aper_size; - mc->mc_vram_size = mc->aper_size; - } mc->vram_end = mc->vram_start + mc->mc_vram_size - 1; if (limit && limit < mc->real_vram_size) mc->real_vram_size = limit; @@ -619,7 +558,7 @@ void amdgpu_vram_location(struct amdgpu_device *adev, struct amdgpu_mc *mc, u64 } /** - * amdgpu_gart_location - try to find GTT location + * amdgpu_device_gart_location - try to find GTT location * @adev: amdgpu device structure holding all necessary informations * @mc: memory controller structure holding memory informations * @@ -630,7 +569,8 @@ void amdgpu_vram_location(struct amdgpu_device *adev, struct amdgpu_mc *mc, u64 * * FIXME: when reducing GTT size align new size on power of 2. */ -void amdgpu_gart_location(struct amdgpu_device *adev, struct amdgpu_mc *mc) +void amdgpu_device_gart_location(struct amdgpu_device *adev, + struct amdgpu_mc *mc) { u64 size_af, size_bf; @@ -647,93 +587,91 @@ void amdgpu_gart_location(struct amdgpu_device *adev, struct amdgpu_mc *mc) dev_warn(adev->dev, "limiting GTT\n"); mc->gart_size = size_af; } - mc->gart_start = mc->vram_end + 1; + /* VCE doesn't like it when BOs cross a 4GB segment, so align + * the GART base on a 4GB boundary as well. + */ + mc->gart_start = ALIGN(mc->vram_end + 1, 0x100000000ULL); } mc->gart_end = mc->gart_start + mc->gart_size - 1; dev_info(adev->dev, "GTT: %lluM 0x%016llX - 0x%016llX\n", mc->gart_size >> 20, mc->gart_start, mc->gart_end); } -/* - * Firmware Reservation functions - */ /** - * amdgpu_fw_reserve_vram_fini - free fw reserved vram + * amdgpu_device_resize_fb_bar - try to resize FB BAR * * @adev: amdgpu_device pointer * - * free fw reserved vram if it has been reserved. + * Try to resize FB BAR to make all VRAM CPU accessible. We try very hard not + * to fail, but if any of the BARs is not accessible after the size we abort + * driver loading by returning -ENODEV. */ -void amdgpu_fw_reserve_vram_fini(struct amdgpu_device *adev) +int amdgpu_device_resize_fb_bar(struct amdgpu_device *adev) { - amdgpu_bo_free_kernel(&adev->fw_vram_usage.reserved_bo, - NULL, &adev->fw_vram_usage.va); -} + u64 space_needed = roundup_pow_of_two(adev->mc.real_vram_size); + u32 rbar_size = order_base_2(((space_needed >> 20) | 1)) - 1; + struct pci_bus *root; + struct resource *res; + unsigned i; + u16 cmd; + int r; -/** - * amdgpu_fw_reserve_vram_init - create bo vram reservation from fw - * - * @adev: amdgpu_device pointer - * - * create bo vram reservation from fw. - */ -int amdgpu_fw_reserve_vram_init(struct amdgpu_device *adev) -{ - int r = 0; - u64 gpu_addr; - u64 vram_size = adev->mc.visible_vram_size; + /* Bypass for VF */ + if (amdgpu_sriov_vf(adev)) + return 0; - adev->fw_vram_usage.va = NULL; - adev->fw_vram_usage.reserved_bo = NULL; + /* Check if the root BUS has 64bit memory resources */ + root = adev->pdev->bus; + while (root->parent) + root = root->parent; - if (adev->fw_vram_usage.size > 0 && - adev->fw_vram_usage.size <= vram_size) { + pci_bus_for_each_resource(root, res, i) { + if (res && res->flags & (IORESOURCE_MEM | IORESOURCE_MEM_64) && + res->start > 0x100000000ull) + break; + } - r = amdgpu_bo_create(adev, adev->fw_vram_usage.size, - PAGE_SIZE, true, 0, - AMDGPU_GEM_CREATE_CPU_ACCESS_REQUIRED | - AMDGPU_GEM_CREATE_VRAM_CONTIGUOUS, NULL, NULL, 0, - &adev->fw_vram_usage.reserved_bo); - if (r) - goto error_create; + /* Trying to resize is pointless without a root hub window above 4GB */ + if (!res) + return 0; - r = amdgpu_bo_reserve(adev->fw_vram_usage.reserved_bo, false); - if (r) - goto error_reserve; - r = amdgpu_bo_pin_restricted(adev->fw_vram_usage.reserved_bo, - AMDGPU_GEM_DOMAIN_VRAM, - adev->fw_vram_usage.start_offset, - (adev->fw_vram_usage.start_offset + - adev->fw_vram_usage.size), &gpu_addr); - if (r) - goto error_pin; - r = amdgpu_bo_kmap(adev->fw_vram_usage.reserved_bo, - &adev->fw_vram_usage.va); - if (r) - goto error_kmap; + /* Disable memory decoding while we change the BAR addresses and size */ + pci_read_config_word(adev->pdev, PCI_COMMAND, &cmd); + pci_write_config_word(adev->pdev, PCI_COMMAND, + cmd & ~PCI_COMMAND_MEMORY); - amdgpu_bo_unreserve(adev->fw_vram_usage.reserved_bo); - } - return r; + /* Free the VRAM and doorbell BAR, we most likely need to move both. */ + amdgpu_device_doorbell_fini(adev); + if (adev->asic_type >= CHIP_BONAIRE) + pci_release_resource(adev->pdev, 2); -error_kmap: - amdgpu_bo_unpin(adev->fw_vram_usage.reserved_bo); -error_pin: - amdgpu_bo_unreserve(adev->fw_vram_usage.reserved_bo); -error_reserve: - amdgpu_bo_unref(&adev->fw_vram_usage.reserved_bo); -error_create: - adev->fw_vram_usage.va = NULL; - adev->fw_vram_usage.reserved_bo = NULL; - return r; -} + pci_release_resource(adev->pdev, 0); + + r = pci_resize_resource(adev->pdev, 0, rbar_size); + if (r == -ENOSPC) + DRM_INFO("Not enough PCI address space for a large BAR."); + else if (r && r != -ENOTSUPP) + DRM_ERROR("Problem resizing BAR0 (%d).", r); + + pci_assign_unassigned_bus_resources(adev->pdev->bus); + + /* When the doorbell or fb BAR isn't available we have no chance of + * using the device. + */ + r = amdgpu_device_doorbell_init(adev); + if (r || (pci_resource_flags(adev->pdev, 0) & IORESOURCE_UNSET)) + return -ENODEV; + + pci_write_config_word(adev->pdev, PCI_COMMAND, cmd); + return 0; +} /* * GPU helpers function. */ /** - * amdgpu_need_post - check if the hw need post or not + * amdgpu_device_need_post - check if the hw need post or not * * @adev: amdgpu_device pointer * @@ -741,7 +679,7 @@ error_create: * or post is needed if hw reset is performed. * Returns true if need or false if not. */ -bool amdgpu_need_post(struct amdgpu_device *adev) +bool amdgpu_device_need_post(struct amdgpu_device *adev) { uint32_t reg; @@ -786,285 +724,9 @@ bool amdgpu_need_post(struct amdgpu_device *adev) return true; } -/** - * amdgpu_dummy_page_init - init dummy page used by the driver - * - * @adev: amdgpu_device pointer - * - * Allocate the dummy page used by the driver (all asics). - * This dummy page is used by the driver as a filler for gart entries - * when pages are taken out of the GART - * Returns 0 on sucess, -ENOMEM on failure. - */ -int amdgpu_dummy_page_init(struct amdgpu_device *adev) -{ - if (adev->dummy_page.page) - return 0; - adev->dummy_page.page = alloc_page(GFP_DMA32 | GFP_KERNEL | __GFP_ZERO); - if (adev->dummy_page.page == NULL) - return -ENOMEM; - adev->dummy_page.addr = pci_map_page(adev->pdev, adev->dummy_page.page, - 0, PAGE_SIZE, PCI_DMA_BIDIRECTIONAL); - if (pci_dma_mapping_error(adev->pdev, adev->dummy_page.addr)) { - dev_err(&adev->pdev->dev, "Failed to DMA MAP the dummy page\n"); - __free_page(adev->dummy_page.page); - adev->dummy_page.page = NULL; - return -ENOMEM; - } - return 0; -} - -/** - * amdgpu_dummy_page_fini - free dummy page used by the driver - * - * @adev: amdgpu_device pointer - * - * Frees the dummy page used by the driver (all asics). - */ -void amdgpu_dummy_page_fini(struct amdgpu_device *adev) -{ - if (adev->dummy_page.page == NULL) - return; - pci_unmap_page(adev->pdev, adev->dummy_page.addr, - PAGE_SIZE, PCI_DMA_BIDIRECTIONAL); - __free_page(adev->dummy_page.page); - adev->dummy_page.page = NULL; -} - - -/* ATOM accessor methods */ -/* - * ATOM is an interpreted byte code stored in tables in the vbios. The - * driver registers callbacks to access registers and the interpreter - * in the driver parses the tables and executes then to program specific - * actions (set display modes, asic init, etc.). See amdgpu_atombios.c, - * atombios.h, and atom.c - */ - -/** - * cail_pll_read - read PLL register - * - * @info: atom card_info pointer - * @reg: PLL register offset - * - * Provides a PLL register accessor for the atom interpreter (r4xx+). - * Returns the value of the PLL register. - */ -static uint32_t cail_pll_read(struct card_info *info, uint32_t reg) -{ - return 0; -} - -/** - * cail_pll_write - write PLL register - * - * @info: atom card_info pointer - * @reg: PLL register offset - * @val: value to write to the pll register - * - * Provides a PLL register accessor for the atom interpreter (r4xx+). - */ -static void cail_pll_write(struct card_info *info, uint32_t reg, uint32_t val) -{ - -} - -/** - * cail_mc_read - read MC (Memory Controller) register - * - * @info: atom card_info pointer - * @reg: MC register offset - * - * Provides an MC register accessor for the atom interpreter (r4xx+). - * Returns the value of the MC register. - */ -static uint32_t cail_mc_read(struct card_info *info, uint32_t reg) -{ - return 0; -} - -/** - * cail_mc_write - write MC (Memory Controller) register - * - * @info: atom card_info pointer - * @reg: MC register offset - * @val: value to write to the pll register - * - * Provides a MC register accessor for the atom interpreter (r4xx+). - */ -static void cail_mc_write(struct card_info *info, uint32_t reg, uint32_t val) -{ - -} - -/** - * cail_reg_write - write MMIO register - * - * @info: atom card_info pointer - * @reg: MMIO register offset - * @val: value to write to the pll register - * - * Provides a MMIO register accessor for the atom interpreter (r4xx+). - */ -static void cail_reg_write(struct card_info *info, uint32_t reg, uint32_t val) -{ - struct amdgpu_device *adev = info->dev->dev_private; - - WREG32(reg, val); -} - -/** - * cail_reg_read - read MMIO register - * - * @info: atom card_info pointer - * @reg: MMIO register offset - * - * Provides an MMIO register accessor for the atom interpreter (r4xx+). - * Returns the value of the MMIO register. - */ -static uint32_t cail_reg_read(struct card_info *info, uint32_t reg) -{ - struct amdgpu_device *adev = info->dev->dev_private; - uint32_t r; - - r = RREG32(reg); - return r; -} - -/** - * cail_ioreg_write - write IO register - * - * @info: atom card_info pointer - * @reg: IO register offset - * @val: value to write to the pll register - * - * Provides a IO register accessor for the atom interpreter (r4xx+). - */ -static void cail_ioreg_write(struct card_info *info, uint32_t reg, uint32_t val) -{ - struct amdgpu_device *adev = info->dev->dev_private; - - WREG32_IO(reg, val); -} - -/** - * cail_ioreg_read - read IO register - * - * @info: atom card_info pointer - * @reg: IO register offset - * - * Provides an IO register accessor for the atom interpreter (r4xx+). - * Returns the value of the IO register. - */ -static uint32_t cail_ioreg_read(struct card_info *info, uint32_t reg) -{ - struct amdgpu_device *adev = info->dev->dev_private; - uint32_t r; - - r = RREG32_IO(reg); - return r; -} - -static ssize_t amdgpu_atombios_get_vbios_version(struct device *dev, - struct device_attribute *attr, - char *buf) -{ - struct drm_device *ddev = dev_get_drvdata(dev); - struct amdgpu_device *adev = ddev->dev_private; - struct atom_context *ctx = adev->mode_info.atom_context; - - return snprintf(buf, PAGE_SIZE, "%s\n", ctx->vbios_version); -} - -static DEVICE_ATTR(vbios_version, 0444, amdgpu_atombios_get_vbios_version, - NULL); - -/** - * amdgpu_atombios_fini - free the driver info and callbacks for atombios - * - * @adev: amdgpu_device pointer - * - * Frees the driver info and register access callbacks for the ATOM - * interpreter (r4xx+). - * Called at driver shutdown. - */ -static void amdgpu_atombios_fini(struct amdgpu_device *adev) -{ - if (adev->mode_info.atom_context) { - kfree(adev->mode_info.atom_context->scratch); - kfree(adev->mode_info.atom_context->iio); - } - kfree(adev->mode_info.atom_context); - adev->mode_info.atom_context = NULL; - kfree(adev->mode_info.atom_card_info); - adev->mode_info.atom_card_info = NULL; - device_remove_file(adev->dev, &dev_attr_vbios_version); -} - -/** - * amdgpu_atombios_init - init the driver info and callbacks for atombios - * - * @adev: amdgpu_device pointer - * - * Initializes the driver info and register access callbacks for the - * ATOM interpreter (r4xx+). - * Returns 0 on sucess, -ENOMEM on failure. - * Called at driver startup. - */ -static int amdgpu_atombios_init(struct amdgpu_device *adev) -{ - struct card_info *atom_card_info = - kzalloc(sizeof(struct card_info), GFP_KERNEL); - int ret; - - if (!atom_card_info) - return -ENOMEM; - - adev->mode_info.atom_card_info = atom_card_info; - atom_card_info->dev = adev->ddev; - atom_card_info->reg_read = cail_reg_read; - atom_card_info->reg_write = cail_reg_write; - /* needed for iio ops */ - if (adev->rio_mem) { - atom_card_info->ioreg_read = cail_ioreg_read; - atom_card_info->ioreg_write = cail_ioreg_write; - } else { - DRM_INFO("PCI I/O BAR is not found. Using MMIO to access ATOM BIOS\n"); - atom_card_info->ioreg_read = cail_reg_read; - atom_card_info->ioreg_write = cail_reg_write; - } - atom_card_info->mc_read = cail_mc_read; - atom_card_info->mc_write = cail_mc_write; - atom_card_info->pll_read = cail_pll_read; - atom_card_info->pll_write = cail_pll_write; - - adev->mode_info.atom_context = amdgpu_atom_parse(atom_card_info, adev->bios); - if (!adev->mode_info.atom_context) { - amdgpu_atombios_fini(adev); - return -ENOMEM; - } - - mutex_init(&adev->mode_info.atom_context->mutex); - if (adev->is_atom_fw) { - amdgpu_atomfirmware_scratch_regs_init(adev); - amdgpu_atomfirmware_allocate_fb_scratch(adev); - } else { - amdgpu_atombios_scratch_regs_init(adev); - amdgpu_atombios_allocate_fb_scratch(adev); - } - - ret = device_create_file(adev->dev, &dev_attr_vbios_version); - if (ret) { - DRM_ERROR("Failed to create device file for VBIOS version\n"); - return ret; - } - - return 0; -} - /* if we get transitioned to only one device, take VGA back */ /** - * amdgpu_vga_set_decode - enable/disable vga decode + * amdgpu_device_vga_set_decode - enable/disable vga decode * * @cookie: amdgpu_device pointer * @state: enable/disable vga decode @@ -1072,7 +734,7 @@ static int amdgpu_atombios_init(struct amdgpu_device *adev) * Enable/disable vga decode (all asics). * Returns VGA resource flags. */ -static unsigned int amdgpu_vga_set_decode(void *cookie, bool state) +static unsigned int amdgpu_device_vga_set_decode(void *cookie, bool state) { struct amdgpu_device *adev = cookie; amdgpu_asic_set_vga_state(adev, state); @@ -1083,7 +745,7 @@ static unsigned int amdgpu_vga_set_decode(void *cookie, bool state) return VGA_RSRC_NORMAL_IO | VGA_RSRC_NORMAL_MEM; } -static void amdgpu_check_block_size(struct amdgpu_device *adev) +static void amdgpu_device_check_block_size(struct amdgpu_device *adev) { /* defines number of bits in page table versus page directory, * a page is 4KB so we have 12 bits offset, minimum 9 bits in the @@ -1094,64 +756,32 @@ static void amdgpu_check_block_size(struct amdgpu_device *adev) if (amdgpu_vm_block_size < 9) { dev_warn(adev->dev, "VM page table size (%d) too small\n", amdgpu_vm_block_size); - goto def_value; + amdgpu_vm_block_size = -1; } - - if (amdgpu_vm_block_size > 24 || - (amdgpu_vm_size * 1024) < (1ull << amdgpu_vm_block_size)) { - dev_warn(adev->dev, "VM page table size (%d) too large\n", - amdgpu_vm_block_size); - goto def_value; - } - - return; - -def_value: - amdgpu_vm_block_size = -1; } -static void amdgpu_check_vm_size(struct amdgpu_device *adev) +static void amdgpu_device_check_vm_size(struct amdgpu_device *adev) { /* no need to check the default value */ if (amdgpu_vm_size == -1) return; - if (!is_power_of_2(amdgpu_vm_size)) { - dev_warn(adev->dev, "VM size (%d) must be a power of 2\n", - amdgpu_vm_size); - goto def_value; - } - if (amdgpu_vm_size < 1) { dev_warn(adev->dev, "VM size (%d) too small, min is 1GB\n", amdgpu_vm_size); - goto def_value; - } - - /* - * Max GPUVM size for Cayman, SI, CI VI are 40 bits. - */ - if (amdgpu_vm_size > 1024) { - dev_warn(adev->dev, "VM size (%d) too large, max is 1TB\n", - amdgpu_vm_size); - goto def_value; + amdgpu_vm_size = -1; } - - return; - -def_value: - amdgpu_vm_size = -1; } /** - * amdgpu_check_arguments - validate module params + * amdgpu_device_check_arguments - validate module params * * @adev: amdgpu_device pointer * * Validates certain module parameters and updates * the associated values used by the driver (all asics). */ -static void amdgpu_check_arguments(struct amdgpu_device *adev) +static void amdgpu_device_check_arguments(struct amdgpu_device *adev) { if (amdgpu_sched_jobs < 4) { dev_warn(adev->dev, "sched jobs (%d) must be at least 4\n", @@ -1184,9 +814,9 @@ static void amdgpu_check_arguments(struct amdgpu_device *adev) amdgpu_vm_fragment_size = -1; } - amdgpu_check_vm_size(adev); + amdgpu_device_check_vm_size(adev); - amdgpu_check_block_size(adev); + amdgpu_device_check_block_size(adev); if (amdgpu_vram_page_split != -1 && (amdgpu_vram_page_split < 16 || !is_power_of_2(amdgpu_vram_page_split))) { @@ -1194,6 +824,11 @@ static void amdgpu_check_arguments(struct amdgpu_device *adev) amdgpu_vram_page_split); amdgpu_vram_page_split = 1024; } + + if (amdgpu_lockup_timeout == 0) { + dev_warn(adev->dev, "lockup_timeout msut be > 0, adjusting to 10000\n"); + amdgpu_lockup_timeout = 10000; + } } /** @@ -1257,9 +892,9 @@ static const struct vga_switcheroo_client_ops amdgpu_switcheroo_ops = { .can_switch = amdgpu_switcheroo_can_switch, }; -int amdgpu_set_clockgating_state(struct amdgpu_device *adev, - enum amd_ip_block_type block_type, - enum amd_clockgating_state state) +int amdgpu_device_ip_set_clockgating_state(struct amdgpu_device *adev, + enum amd_ip_block_type block_type, + enum amd_clockgating_state state) { int i, r = 0; @@ -1279,9 +914,9 @@ int amdgpu_set_clockgating_state(struct amdgpu_device *adev, return r; } -int amdgpu_set_powergating_state(struct amdgpu_device *adev, - enum amd_ip_block_type block_type, - enum amd_powergating_state state) +int amdgpu_device_ip_set_powergating_state(struct amdgpu_device *adev, + enum amd_ip_block_type block_type, + enum amd_powergating_state state) { int i, r = 0; @@ -1301,7 +936,8 @@ int amdgpu_set_powergating_state(struct amdgpu_device *adev, return r; } -void amdgpu_get_clockgating_state(struct amdgpu_device *adev, u32 *flags) +void amdgpu_device_ip_get_clockgating_state(struct amdgpu_device *adev, + u32 *flags) { int i; @@ -1313,8 +949,8 @@ void amdgpu_get_clockgating_state(struct amdgpu_device *adev, u32 *flags) } } -int amdgpu_wait_for_idle(struct amdgpu_device *adev, - enum amd_ip_block_type block_type) +int amdgpu_device_ip_wait_for_idle(struct amdgpu_device *adev, + enum amd_ip_block_type block_type) { int i, r; @@ -1332,8 +968,8 @@ int amdgpu_wait_for_idle(struct amdgpu_device *adev, } -bool amdgpu_is_idle(struct amdgpu_device *adev, - enum amd_ip_block_type block_type) +bool amdgpu_device_ip_is_idle(struct amdgpu_device *adev, + enum amd_ip_block_type block_type) { int i; @@ -1347,8 +983,9 @@ bool amdgpu_is_idle(struct amdgpu_device *adev, } -struct amdgpu_ip_block * amdgpu_get_ip_block(struct amdgpu_device *adev, - enum amd_ip_block_type type) +struct amdgpu_ip_block * +amdgpu_device_ip_get_ip_block(struct amdgpu_device *adev, + enum amd_ip_block_type type) { int i; @@ -1360,7 +997,7 @@ struct amdgpu_ip_block * amdgpu_get_ip_block(struct amdgpu_device *adev, } /** - * amdgpu_ip_block_version_cmp + * amdgpu_device_ip_block_version_cmp * * @adev: amdgpu_device pointer * @type: enum amd_ip_block_type @@ -1370,11 +1007,11 @@ struct amdgpu_ip_block * amdgpu_get_ip_block(struct amdgpu_device *adev, * return 0 if equal or greater * return 1 if smaller or the ip_block doesn't exist */ -int amdgpu_ip_block_version_cmp(struct amdgpu_device *adev, - enum amd_ip_block_type type, - u32 major, u32 minor) +int amdgpu_device_ip_block_version_cmp(struct amdgpu_device *adev, + enum amd_ip_block_type type, + u32 major, u32 minor) { - struct amdgpu_ip_block *ip_block = amdgpu_get_ip_block(adev, type); + struct amdgpu_ip_block *ip_block = amdgpu_device_ip_get_ip_block(adev, type); if (ip_block && ((ip_block->version->major > major) || ((ip_block->version->major == major) && @@ -1385,7 +1022,7 @@ int amdgpu_ip_block_version_cmp(struct amdgpu_device *adev, } /** - * amdgpu_ip_block_add + * amdgpu_device_ip_block_add * * @adev: amdgpu_device pointer * @ip_block_version: pointer to the IP to add @@ -1393,8 +1030,8 @@ int amdgpu_ip_block_version_cmp(struct amdgpu_device *adev, * Adds the IP block driver information to the collection of IPs * on the asic. */ -int amdgpu_ip_block_add(struct amdgpu_device *adev, - const struct amdgpu_ip_block_version *ip_block_version) +int amdgpu_device_ip_block_add(struct amdgpu_device *adev, + const struct amdgpu_ip_block_version *ip_block_version) { if (!ip_block_version) return -EINVAL; @@ -1550,7 +1187,7 @@ out: return err; } -static int amdgpu_early_init(struct amdgpu_device *adev) +static int amdgpu_device_ip_early_init(struct amdgpu_device *adev) { int i, r; @@ -1622,10 +1259,12 @@ static int amdgpu_early_init(struct amdgpu_device *adev) if (r) return r; + amdgpu_amdkfd_device_probe(adev); + if (amdgpu_sriov_vf(adev)) { r = amdgpu_virt_request_full_gpu(adev, true); if (r) - return r; + return -EAGAIN; } for (i = 0; i < adev->num_ip_blocks; i++) { @@ -1657,7 +1296,7 @@ static int amdgpu_early_init(struct amdgpu_device *adev) return 0; } -static int amdgpu_init(struct amdgpu_device *adev) +static int amdgpu_device_ip_init(struct amdgpu_device *adev) { int i, r; @@ -1673,7 +1312,7 @@ static int amdgpu_init(struct amdgpu_device *adev) adev->ip_blocks[i].status.sw = true; /* need to do gmc hw init early so we can allocate gpu mem */ if (adev->ip_blocks[i].version->type == AMD_IP_BLOCK_TYPE_GMC) { - r = amdgpu_vram_scratch_init(adev); + r = amdgpu_device_vram_scratch_init(adev); if (r) { DRM_ERROR("amdgpu_vram_scratch_init failed %d\n", r); return r; @@ -1683,9 +1322,9 @@ static int amdgpu_init(struct amdgpu_device *adev) DRM_ERROR("hw_init %d failed %d\n", i, r); return r; } - r = amdgpu_wb_init(adev); + r = amdgpu_device_wb_init(adev); if (r) { - DRM_ERROR("amdgpu_wb_init failed %d\n", r); + DRM_ERROR("amdgpu_device_wb_init failed %d\n", r); return r; } adev->ip_blocks[i].status.hw = true; @@ -1716,21 +1355,26 @@ static int amdgpu_init(struct amdgpu_device *adev) adev->ip_blocks[i].status.hw = true; } + amdgpu_amdkfd_device_init(adev); + + if (amdgpu_sriov_vf(adev)) + amdgpu_virt_release_full_gpu(adev, true); + return 0; } -static void amdgpu_fill_reset_magic(struct amdgpu_device *adev) +static void amdgpu_device_fill_reset_magic(struct amdgpu_device *adev) { memcpy(adev->reset_magic, adev->gart.ptr, AMDGPU_RESET_MAGIC_NUM); } -static bool amdgpu_check_vram_lost(struct amdgpu_device *adev) +static bool amdgpu_device_check_vram_lost(struct amdgpu_device *adev) { return !!memcmp(adev->gart.ptr, adev->reset_magic, AMDGPU_RESET_MAGIC_NUM); } -static int amdgpu_late_set_cg_state(struct amdgpu_device *adev) +static int amdgpu_device_ip_late_set_cg_state(struct amdgpu_device *adev) { int i = 0, r; @@ -1753,7 +1397,7 @@ static int amdgpu_late_set_cg_state(struct amdgpu_device *adev) return 0; } -static int amdgpu_late_init(struct amdgpu_device *adev) +static int amdgpu_device_ip_late_init(struct amdgpu_device *adev) { int i = 0, r; @@ -1774,15 +1418,16 @@ static int amdgpu_late_init(struct amdgpu_device *adev) mod_delayed_work(system_wq, &adev->late_init_work, msecs_to_jiffies(AMDGPU_RESUME_MS)); - amdgpu_fill_reset_magic(adev); + amdgpu_device_fill_reset_magic(adev); return 0; } -static int amdgpu_fini(struct amdgpu_device *adev) +static int amdgpu_device_ip_fini(struct amdgpu_device *adev) { int i, r; + amdgpu_amdkfd_device_fini(adev); /* need to disable SMC first */ for (i = 0; i < adev->num_ip_blocks; i++) { if (!adev->ip_blocks[i].status.hw) @@ -1811,8 +1456,9 |