diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_atombios.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_atombios.c index ffaf0534e33cc4d157544d2cc76666bd3b10c97f..bf872f694f5090da9ebc1fc5b227bb45364ef7d4 100644 --- a/drivers/gpu/drm/amd/amdgpu/amdgpu_atombios.c +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_atombios.c @@ -27,6 +27,7 @@ #include #include "amdgpu.h" #include "amdgpu_atombios.h" +#include "amdgpu_atomfirmware.h" #include "amdgpu_i2c.h" #include "atom.h" @@ -1699,7 +1700,7 @@ void amdgpu_atombios_scratch_regs_lock(struct amdgpu_device *adev, bool lock) WREG32(adev->bios_scratch_reg_offset + 6, bios_6_scratch); } -void amdgpu_atombios_scratch_regs_init(struct amdgpu_device *adev) +static void amdgpu_atombios_scratch_regs_init(struct amdgpu_device *adev) { uint32_t bios_2_scratch, bios_6_scratch; @@ -1776,7 +1777,7 @@ void amdgpu_atombios_copy_swap(u8 *dst, u8 *src, u8 num_bytes, bool to_le) #endif } -int amdgpu_atombios_allocate_fb_scratch(struct amdgpu_device *adev) +static int amdgpu_atombios_allocate_fb_scratch(struct amdgpu_device *adev) { struct atom_context *ctx = adev->mode_info.atom_context; int index = GetIndexIntoMasterTable(DATA, VRAM_UsageByFirmware); @@ -1819,3 +1820,234 @@ int amdgpu_atombios_allocate_fb_scratch(struct amdgpu_device *adev) ctx->scratch_size_bytes = usage_bytes; return 0; } + +/* 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. + */ +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. + */ +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_DEBUG("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; +} + diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_atombios.h b/drivers/gpu/drm/amd/amdgpu/amdgpu_atombios.h index 58507f9ff85603196431ec96fd4a47b5720868c0..fd8f18074f7ad4b138f2b506979da7de472f8b9d 100644 --- a/drivers/gpu/drm/amd/amdgpu/amdgpu_atombios.h +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_atombios.h @@ -195,7 +195,6 @@ int amdgpu_atombios_init_mc_reg_table(struct amdgpu_device *adev, bool amdgpu_atombios_has_gpu_virtualization_table(struct amdgpu_device *adev); void amdgpu_atombios_scratch_regs_lock(struct amdgpu_device *adev, bool lock); -void amdgpu_atombios_scratch_regs_init(struct amdgpu_device *adev); void amdgpu_atombios_scratch_regs_engine_hung(struct amdgpu_device *adev, bool hung); bool amdgpu_atombios_scratch_need_asic_init(struct amdgpu_device *adev); @@ -217,6 +216,7 @@ int amdgpu_atombios_get_svi2_info(struct amdgpu_device *adev, u8 voltage_type, u8 *svd_gpio_id, u8 *svc_gpio_id); -int amdgpu_atombios_allocate_fb_scratch(struct amdgpu_device *adev); +void amdgpu_atombios_fini(struct amdgpu_device *adev); +int amdgpu_atombios_init(struct amdgpu_device *adev); #endif diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_device.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_device.c index 79869827985f76cfc9d9ebd08896b973b8dc5930..a3632c757ca4fc7690f3f5763077095eb4f26ba9 100644 --- a/drivers/gpu/drm/amd/amdgpu/amdgpu_device.c +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_device.c @@ -898,237 +898,6 @@ void amdgpu_dummy_page_fini(struct amdgpu_device *adev) 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_DEBUG("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