From d05da0e24bb584baf634489810561fc3d2a83bf3 Mon Sep 17 00:00:00 2001 From: Alex Deucher Date: Fri, 30 Jun 2017 17:08:45 -0400 Subject: drm/amdgpu: unify some atombios/atomfirmware scratch reg functions MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit Now that we use a pointer to the scratch reg start offset, most of the functions were duplicated. Acked-by: Christian König Signed-off-by: Alex Deucher --- drivers/gpu/drm/amd/amdgpu/amdgpu_atomfirmware.h | 4 ---- 1 file changed, 4 deletions(-) (limited to 'drivers/gpu/drm/amd/amdgpu/amdgpu_atomfirmware.h') diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_atomfirmware.h b/drivers/gpu/drm/amd/amdgpu/amdgpu_atomfirmware.h index a2c3ebe22c71..907e48f6b301 100644 --- a/drivers/gpu/drm/amd/amdgpu/amdgpu_atomfirmware.h +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_atomfirmware.h @@ -26,10 +26,6 @@ bool amdgpu_atomfirmware_gpu_supports_virtualization(struct amdgpu_device *adev); void amdgpu_atomfirmware_scratch_regs_init(struct amdgpu_device *adev); -void amdgpu_atomfirmware_scratch_regs_save(struct amdgpu_device *adev); -void amdgpu_atomfirmware_scratch_regs_restore(struct amdgpu_device *adev); -void amdgpu_atomfirmware_scratch_regs_engine_hung(struct amdgpu_device *adev, - bool hung); int amdgpu_atomfirmware_allocate_fb_scratch(struct amdgpu_device *adev); #endif -- cgit v1.2.3-70-g09d2 From 21f6bcb6d449d24b63dd1d5d030d34d88baa6a0f Mon Sep 17 00:00:00 2001 From: Alex Deucher Date: Wed, 5 Jul 2017 15:26:48 -0400 Subject: drm/amdgpu/atomfirmware: implement vram_width for APUs MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit Implement support using the new atomfirmware system info table. Reviewed-by: Hawking Zhang Acked-by: Christian König Signed-off-by: Alex Deucher --- drivers/gpu/drm/amd/amdgpu/amdgpu_atomfirmware.c | 33 ++++++++++++++++++++++++ drivers/gpu/drm/amd/amdgpu/amdgpu_atomfirmware.h | 1 + 2 files changed, 34 insertions(+) (limited to 'drivers/gpu/drm/amd/amdgpu/amdgpu_atomfirmware.h') diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_atomfirmware.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_atomfirmware.c index 9ddfe34d12af..a7d65f033883 100644 --- a/drivers/gpu/drm/amd/amdgpu/amdgpu_atomfirmware.c +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_atomfirmware.c @@ -95,3 +95,36 @@ int amdgpu_atomfirmware_allocate_fb_scratch(struct amdgpu_device *adev) ctx->scratch_size_bytes = usage_bytes; return 0; } + +union igp_info { + struct atom_integrated_system_info_v1_11 v11; +}; + +/* + * Return vram width from integrated system info table, if available, + * or 0 if not. + */ +int amdgpu_atomfirmware_get_vram_width(struct amdgpu_device *adev) +{ + struct amdgpu_mode_info *mode_info = &adev->mode_info; + int index = get_index_into_master_table(atom_master_list_of_data_tables_v2_1, + integratedsysteminfo); + u16 data_offset, size; + union igp_info *igp_info; + u8 frev, crev; + + /* get any igp specific overrides */ + if (amdgpu_atom_parse_data_header(mode_info->atom_context, index, &size, + &frev, &crev, &data_offset)) { + igp_info = (union igp_info *) + (mode_info->atom_context->bios + data_offset); + switch (crev) { + case 11: + return igp_info->v11.umachannelnumber * 64; + default: + return 0; + } + } + + return 0; +} diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_atomfirmware.h b/drivers/gpu/drm/amd/amdgpu/amdgpu_atomfirmware.h index 907e48f6b301..cedafbb9183e 100644 --- a/drivers/gpu/drm/amd/amdgpu/amdgpu_atomfirmware.h +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_atomfirmware.h @@ -27,5 +27,6 @@ bool amdgpu_atomfirmware_gpu_supports_virtualization(struct amdgpu_device *adev); void amdgpu_atomfirmware_scratch_regs_init(struct amdgpu_device *adev); int amdgpu_atomfirmware_allocate_fb_scratch(struct amdgpu_device *adev); +int amdgpu_atomfirmware_get_vram_width(struct amdgpu_device *adev); #endif -- cgit v1.2.3-70-g09d2 From 79077ee1edceb95d8c0215a9af5e8373232672df Mon Sep 17 00:00:00 2001 From: Alex Deucher Date: Mon, 10 Jul 2017 10:39:09 -0400 Subject: drm/amdgpu: add get_clock_info for atomfirmware MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit The information has moved to different tables, notably smu_info for core refclk and umc_info for mem refclk. Acked-by: Chunming Zhou Acked-by: Christian König Signed-off-by: Alex Deucher --- drivers/gpu/drm/amd/amdgpu/amdgpu_atomfirmware.c | 93 ++++++++++++++++++++++++ drivers/gpu/drm/amd/amdgpu/amdgpu_atomfirmware.h | 1 + 2 files changed, 94 insertions(+) (limited to 'drivers/gpu/drm/amd/amdgpu/amdgpu_atomfirmware.h') diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_atomfirmware.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_atomfirmware.c index a7d65f033883..f9ffe8ef0cd6 100644 --- a/drivers/gpu/drm/amd/amdgpu/amdgpu_atomfirmware.c +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_atomfirmware.c @@ -128,3 +128,96 @@ int amdgpu_atomfirmware_get_vram_width(struct amdgpu_device *adev) return 0; } + +union firmware_info { + struct atom_firmware_info_v3_1 v31; +}; + +union smu_info { + struct atom_smu_info_v3_1 v31; +}; + +union umc_info { + struct atom_umc_info_v3_1 v31; +}; + +int amdgpu_atomfirmware_get_clock_info(struct amdgpu_device *adev) +{ + struct amdgpu_mode_info *mode_info = &adev->mode_info; + struct amdgpu_pll *spll = &adev->clock.spll; + struct amdgpu_pll *mpll = &adev->clock.mpll; + uint8_t frev, crev; + uint16_t data_offset; + int ret = -EINVAL, index; + + index = get_index_into_master_table(atom_master_list_of_data_tables_v2_1, + firmwareinfo); + if (amdgpu_atom_parse_data_header(mode_info->atom_context, index, NULL, + &frev, &crev, &data_offset)) { + union firmware_info *firmware_info = + (union firmware_info *)(mode_info->atom_context->bios + + data_offset); + + adev->clock.default_sclk = + le32_to_cpu(firmware_info->v31.bootup_sclk_in10khz); + adev->clock.default_mclk = + le32_to_cpu(firmware_info->v31.bootup_mclk_in10khz); + + adev->pm.current_sclk = adev->clock.default_sclk; + adev->pm.current_mclk = adev->clock.default_mclk; + + /* not technically a clock, but... */ + adev->mode_info.firmware_flags = + le32_to_cpu(firmware_info->v31.firmware_capability); + + ret = 0; + } + + index = get_index_into_master_table(atom_master_list_of_data_tables_v2_1, + smu_info); + if (amdgpu_atom_parse_data_header(mode_info->atom_context, index, NULL, + &frev, &crev, &data_offset)) { + union smu_info *smu_info = + (union smu_info *)(mode_info->atom_context->bios + + data_offset); + + /* system clock */ + spll->reference_freq = le32_to_cpu(smu_info->v31.core_refclk_10khz); + + spll->reference_div = 0; + spll->min_post_div = 1; + spll->max_post_div = 1; + spll->min_ref_div = 2; + spll->max_ref_div = 0xff; + spll->min_feedback_div = 4; + spll->max_feedback_div = 0xff; + spll->best_vco = 0; + + ret = 0; + } + + index = get_index_into_master_table(atom_master_list_of_data_tables_v2_1, + umc_info); + if (amdgpu_atom_parse_data_header(mode_info->atom_context, index, NULL, + &frev, &crev, &data_offset)) { + union umc_info *umc_info = + (union umc_info *)(mode_info->atom_context->bios + + data_offset); + + /* memory clock */ + mpll->reference_freq = le32_to_cpu(umc_info->v31.mem_refclk_10khz); + + mpll->reference_div = 0; + mpll->min_post_div = 1; + mpll->max_post_div = 1; + mpll->min_ref_div = 2; + mpll->max_ref_div = 0xff; + mpll->min_feedback_div = 4; + mpll->max_feedback_div = 0xff; + mpll->best_vco = 0; + + ret = 0; + } + + return ret; +} diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_atomfirmware.h b/drivers/gpu/drm/amd/amdgpu/amdgpu_atomfirmware.h index cedafbb9183e..288b97e54347 100644 --- a/drivers/gpu/drm/amd/amdgpu/amdgpu_atomfirmware.h +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_atomfirmware.h @@ -28,5 +28,6 @@ bool amdgpu_atomfirmware_gpu_supports_virtualization(struct amdgpu_device *adev) void amdgpu_atomfirmware_scratch_regs_init(struct amdgpu_device *adev); int amdgpu_atomfirmware_allocate_fb_scratch(struct amdgpu_device *adev); int amdgpu_atomfirmware_get_vram_width(struct amdgpu_device *adev); +int amdgpu_atomfirmware_get_clock_info(struct amdgpu_device *adev); #endif -- cgit v1.2.3-70-g09d2