diff options
Diffstat (limited to 'drivers/gpu')
146 files changed, 441 insertions, 537 deletions
diff --git a/drivers/gpu/Makefile b/drivers/gpu/Makefile index e9ed439a5b65..f17d01f076c7 100644 --- a/drivers/gpu/Makefile +++ b/drivers/gpu/Makefile @@ -1,3 +1,4 @@ +# SPDX-License-Identifier: GPL-2.0-only # drm/tegra depends on host1x, so if both drivers are built-in care must be # taken to initialize them in the correct order. Link order is the only way # to ensure this currently. diff --git a/drivers/gpu/drm/Kconfig b/drivers/gpu/drm/Kconfig index e360a4a131e1..36f900d63979 100644 --- a/drivers/gpu/drm/Kconfig +++ b/drivers/gpu/drm/Kconfig @@ -1,3 +1,4 @@ +# SPDX-License-Identifier: GPL-2.0-only # # Drm device configuration # diff --git a/drivers/gpu/drm/amd/acp/Kconfig b/drivers/gpu/drm/amd/acp/Kconfig index e503e3d6d920..d968c2471412 100644 --- a/drivers/gpu/drm/amd/acp/Kconfig +++ b/drivers/gpu/drm/amd/acp/Kconfig @@ -1,3 +1,4 @@ +# SPDX-License-Identifier: GPL-2.0-only menu "ACP (Audio CoProcessor) Configuration" config DRM_AMD_ACP diff --git a/drivers/gpu/drm/amd/amdgpu/Kconfig b/drivers/gpu/drm/amd/amdgpu/Kconfig index 9221e5489069..844f0a162981 100644 --- a/drivers/gpu/drm/amd/amdgpu/Kconfig +++ b/drivers/gpu/drm/amd/amdgpu/Kconfig @@ -1,3 +1,4 @@ +# SPDX-License-Identifier: GPL-2.0-only config DRM_AMDGPU_SI bool "Enable amdgpu support for SI parts" depends on DRM_AMDGPU diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_psp.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_psp.c index 05897b05766b..86cc24b2e0aa 100644 --- a/drivers/gpu/drm/amd/amdgpu/amdgpu_psp.c +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_psp.c @@ -877,13 +877,16 @@ static int psp_load_fw(struct amdgpu_device *adev) if (!psp->cmd) return -ENOMEM; - ret = amdgpu_bo_create_kernel(adev, PSP_1_MEG, PSP_1_MEG, - AMDGPU_GEM_DOMAIN_GTT, - &psp->fw_pri_bo, - &psp->fw_pri_mc_addr, - &psp->fw_pri_buf); - if (ret) - goto failed; + /* this fw pri bo is not used under SRIOV */ + if (!amdgpu_sriov_vf(psp->adev)) { + ret = amdgpu_bo_create_kernel(adev, PSP_1_MEG, PSP_1_MEG, + AMDGPU_GEM_DOMAIN_GTT, + &psp->fw_pri_bo, + &psp->fw_pri_mc_addr, + &psp->fw_pri_buf); + if (ret) + goto failed; + } ret = amdgpu_bo_create_kernel(adev, PSP_FENCE_BUFFER_SIZE, PAGE_SIZE, AMDGPU_GEM_DOMAIN_VRAM, diff --git a/drivers/gpu/drm/amd/amdgpu/gmc_v9_0.c b/drivers/gpu/drm/amd/amdgpu/gmc_v9_0.c index 3fd79e07944d..3b7370d914a5 100644 --- a/drivers/gpu/drm/amd/amdgpu/gmc_v9_0.c +++ b/drivers/gpu/drm/amd/amdgpu/gmc_v9_0.c @@ -626,6 +626,7 @@ static bool gmc_v9_0_keep_stolen_memory(struct amdgpu_device *adev) case CHIP_VEGA10: return true; case CHIP_RAVEN: + return (adev->pdev->device == 0x15d8); case CHIP_VEGA12: case CHIP_VEGA20: default: @@ -812,8 +813,16 @@ static int gmc_v9_0_mc_init(struct amdgpu_device *adev) int chansize, numchan; int r; - if (amdgpu_emu_mode != 1) + if (amdgpu_sriov_vf(adev)) { + /* For Vega10 SR-IOV, vram_width can't be read from ATOM as RAVEN, + * and DF related registers is not readable, seems hardcord is the + * only way to set the correct vram_width + */ + adev->gmc.vram_width = 2048; + } else if (amdgpu_emu_mode != 1) { adev->gmc.vram_width = amdgpu_atomfirmware_get_vram_width(adev); + } + if (!adev->gmc.vram_width) { /* hbm memory channel size */ if (adev->flags & AMD_IS_APU) diff --git a/drivers/gpu/drm/amd/amdgpu/soc15.c b/drivers/gpu/drm/amd/amdgpu/soc15.c index 4900e4958dec..b7e594c2bfb4 100644 --- a/drivers/gpu/drm/amd/amdgpu/soc15.c +++ b/drivers/gpu/drm/amd/amdgpu/soc15.c @@ -730,6 +730,11 @@ static bool soc15_need_reset_on_init(struct amdgpu_device *adev) { u32 sol_reg; + /* Just return false for soc15 GPUs. Reset does not seem to + * be necessary. + */ + return false; + if (adev->flags & AMD_IS_APU) return false; diff --git a/drivers/gpu/drm/amd/amdkfd/Kconfig b/drivers/gpu/drm/amd/amdkfd/Kconfig index c3613604a4f8..a1a35d4d594b 100644 --- a/drivers/gpu/drm/amd/amdkfd/Kconfig +++ b/drivers/gpu/drm/amd/amdkfd/Kconfig @@ -1,3 +1,4 @@ +# SPDX-License-Identifier: GPL-2.0-only # # Heterogenous system architecture configuration # diff --git a/drivers/gpu/drm/amd/amdkfd/kfd_device.c b/drivers/gpu/drm/amd/amdkfd/kfd_device.c index c1e4d44d6137..765b58a17dc7 100644 --- a/drivers/gpu/drm/amd/amdkfd/kfd_device.c +++ b/drivers/gpu/drm/amd/amdkfd/kfd_device.c @@ -355,6 +355,7 @@ static const struct kfd_deviceid supported_devices[] = { { 0x67CF, &polaris10_device_info }, /* Polaris10 */ { 0x67D0, &polaris10_vf_device_info }, /* Polaris10 vf*/ { 0x67DF, &polaris10_device_info }, /* Polaris10 */ + { 0x6FDF, &polaris10_device_info }, /* Polaris10 */ { 0x67E0, &polaris11_device_info }, /* Polaris11 */ { 0x67E1, &polaris11_device_info }, /* Polaris11 */ { 0x67E3, &polaris11_device_info }, /* Polaris11 */ @@ -462,6 +463,7 @@ struct kfd_dev *kgd2kfd_probe(struct kgd_dev *kgd, kfd->pdev = pdev; kfd->init_complete = false; kfd->kfd2kgd = f2g; + atomic_set(&kfd->compute_profile, 0); mutex_init(&kfd->doorbell_mutex); memset(&kfd->doorbell_available_index, 0, @@ -1036,6 +1038,21 @@ void kgd2kfd_set_sram_ecc_flag(struct kfd_dev *kfd) atomic_inc(&kfd->sram_ecc_flag); } +void kfd_inc_compute_active(struct kfd_dev *kfd) +{ + if (atomic_inc_return(&kfd->compute_profile) == 1) + amdgpu_amdkfd_set_compute_idle(kfd->kgd, false); +} + +void kfd_dec_compute_active(struct kfd_dev *kfd) +{ + int count = atomic_dec_return(&kfd->compute_profile); + + if (count == 0) + amdgpu_amdkfd_set_compute_idle(kfd->kgd, true); + WARN_ONCE(count < 0, "Compute profile ref. count error"); +} + #if defined(CONFIG_DEBUG_FS) /* This function will send a package to HIQ to hang the HWS diff --git a/drivers/gpu/drm/amd/amdkfd/kfd_device_queue_manager.c b/drivers/gpu/drm/amd/amdkfd/kfd_device_queue_manager.c index c6c9530e704e..ae381450601c 100644 --- a/drivers/gpu/drm/amd/amdkfd/kfd_device_queue_manager.c +++ b/drivers/gpu/drm/amd/amdkfd/kfd_device_queue_manager.c @@ -811,8 +811,8 @@ static int register_process(struct device_queue_manager *dqm, retval = dqm->asic_ops.update_qpd(dqm, qpd); - if (dqm->processes_count++ == 0) - amdgpu_amdkfd_set_compute_idle(dqm->dev->kgd, false); + dqm->processes_count++; + kfd_inc_compute_active(dqm->dev); dqm_unlock(dqm); @@ -835,9 +835,8 @@ static int unregister_process(struct device_queue_manager *dqm, if (qpd == cur->qpd) { list_del(&cur->list); kfree(cur); - if (--dqm->processes_count == 0) - amdgpu_amdkfd_set_compute_idle( - dqm->dev->kgd, true); + dqm->processes_count--; + kfd_dec_compute_active(dqm->dev); goto out; } } @@ -1539,6 +1538,7 @@ static int process_termination_nocpsch(struct device_queue_manager *dqm, list_del(&cur->list); kfree(cur); dqm->processes_count--; + kfd_dec_compute_active(dqm->dev); break; } } @@ -1626,6 +1626,7 @@ static int process_termination_cpsch(struct device_queue_manager *dqm, list_del(&cur->list); kfree(cur); dqm->processes_count--; + kfd_dec_compute_active(dqm->dev); break; } } diff --git a/drivers/gpu/drm/amd/amdkfd/kfd_priv.h b/drivers/gpu/drm/amd/amdkfd/kfd_priv.h index 9e0230965675..487d5da337c1 100644 --- a/drivers/gpu/drm/amd/amdkfd/kfd_priv.h +++ b/drivers/gpu/drm/amd/amdkfd/kfd_priv.h @@ -279,6 +279,9 @@ struct kfd_dev { /* SRAM ECC flag */ atomic_t sram_ecc_flag; + + /* Compute Profile ref. count */ + atomic_t compute_profile; }; enum kfd_mempool { @@ -978,6 +981,10 @@ int dbgdev_wave_reset_wavefronts(struct kfd_dev *dev, struct kfd_process *p); bool kfd_is_locked(void); +/* Compute profile */ +void kfd_inc_compute_active(struct kfd_dev *dev); +void kfd_dec_compute_active(struct kfd_dev *dev); + /* Debugfs */ #if defined(CONFIG_DEBUG_FS) diff --git a/drivers/gpu/drm/amd/display/Kconfig b/drivers/gpu/drm/amd/display/Kconfig index 13a6ce9c8e94..0c25baded852 100644 --- a/drivers/gpu/drm/amd/display/Kconfig +++ b/drivers/gpu/drm/amd/display/Kconfig @@ -1,3 +1,4 @@ +# SPDX-License-Identifier: GPL-2.0-only menu "Display Engine Configuration" depends on DRM && DRM_AMDGPU diff --git a/drivers/gpu/drm/amd/display/include/dal_asic_id.h b/drivers/gpu/drm/amd/display/include/dal_asic_id.h index 34d6fdcb32e2..4c8ce7938f01 100644 --- a/drivers/gpu/drm/amd/display/include/dal_asic_id.h +++ b/drivers/gpu/drm/amd/display/include/dal_asic_id.h @@ -138,13 +138,14 @@ #endif #define RAVEN_UNKNOWN 0xFF -#if defined(CONFIG_DRM_AMD_DC_DCN1_01) -#define ASICREV_IS_RAVEN2(eChipRev) ((eChipRev >= RAVEN2_A0) && (eChipRev < 0xF0)) -#endif /* DCN1_01 */ #define ASIC_REV_IS_RAVEN(eChipRev) ((eChipRev >= RAVEN_A0) && eChipRev < RAVEN_UNKNOWN) #define RAVEN1_F0 0xF0 #define ASICREV_IS_RV1_F0(eChipRev) ((eChipRev >= RAVEN1_F0) && (eChipRev < RAVEN_UNKNOWN)) +#if defined(CONFIG_DRM_AMD_DC_DCN1_01) +#define ASICREV_IS_PICASSO(eChipRev) ((eChipRev >= PICASSO_A0) && (eChipRev < RAVEN2_A0)) +#define ASICREV_IS_RAVEN2(eChipRev) ((eChipRev >= RAVEN2_A0) && (eChipRev < 0xF0)) +#endif /* DCN1_01 */ #define FAMILY_RV 142 /* DCN 1*/ diff --git a/drivers/gpu/drm/amd/powerplay/amdgpu_smu.c b/drivers/gpu/drm/amd/powerplay/amdgpu_smu.c index c058c784180e..eec329ab6037 100644 --- a/drivers/gpu/drm/amd/powerplay/amdgpu_smu.c +++ b/drivers/gpu/drm/amd/powerplay/amdgpu_smu.c @@ -280,7 +280,7 @@ int smu_feature_set_supported(struct smu_context *smu, int feature_id, WARN_ON(feature_id > feature->feature_num); - mutex_unlock(&feature->mutex); + mutex_lock(&feature->mutex); if (enable) test_and_set_bit(feature_id, feature->supported); else diff --git a/drivers/gpu/drm/arc/Kconfig b/drivers/gpu/drm/arc/Kconfig index f47d88ba4fa5..e8f3d63e0b91 100644 --- a/drivers/gpu/drm/arc/Kconfig +++ b/drivers/gpu/drm/arc/Kconfig @@ -1,3 +1,4 @@ +# SPDX-License-Identifier: GPL-2.0-only config DRM_ARCPGU tristate "ARC PGU" depends on DRM && OF diff --git a/drivers/gpu/drm/arc/Makefile b/drivers/gpu/drm/arc/Makefile index 73de56a0139a..c7028b7427b3 100644 --- a/drivers/gpu/drm/arc/Makefile +++ b/drivers/gpu/drm/arc/Makefile @@ -1,2 +1,3 @@ +# SPDX-License-Identifier: GPL-2.0-only arcpgu-y := arcpgu_crtc.o arcpgu_hdmi.o arcpgu_sim.o arcpgu_drv.o obj-$(CONFIG_DRM_ARCPGU) += arcpgu.o diff --git a/drivers/gpu/drm/arm/Makefile b/drivers/gpu/drm/arm/Makefile index 120bef801fcf..3ced6fc9e21a 100644 --- a/drivers/gpu/drm/arm/Makefile +++ b/drivers/gpu/drm/arm/Makefile @@ -1,3 +1,4 @@ +# SPDX-License-Identifier: GPL-2.0-only hdlcd-y := hdlcd_drv.o hdlcd_crtc.o obj-$(CONFIG_DRM_HDLCD) += hdlcd.o mali-dp-y := malidp_drv.o malidp_hw.o malidp_planes.o malidp_crtc.o diff --git a/drivers/gpu/drm/armada/Kconfig b/drivers/gpu/drm/armada/Kconfig index eafaeeb7b5b1..f5c66d89ba99 100644 --- a/drivers/gpu/drm/armada/Kconfig +++ b/drivers/gpu/drm/armada/Kconfig @@ -1,3 +1,4 @@ +# SPDX-License-Identifier: GPL-2.0-only config DRM_ARMADA tristate "DRM support for Marvell Armada SoCs" depends on DRM && HAVE_CLK && ARM && MMU diff --git a/drivers/gpu/drm/aspeed/Kconfig b/drivers/gpu/drm/aspeed/Kconfig index cccab520e02f..018383cfcfa7 100644 --- a/drivers/gpu/drm/aspeed/Kconfig +++ b/drivers/gpu/drm/aspeed/Kconfig @@ -1,3 +1,4 @@ +# SPDX-License-Identifier: GPL-2.0-only config DRM_ASPEED_GFX tristate "ASPEED BMC Display Controller" depends on DRM && OF diff --git a/drivers/gpu/drm/aspeed/Makefile b/drivers/gpu/drm/aspeed/Makefile index 6e194cd790d8..a681ba3ccc51 100644 --- a/drivers/gpu/drm/aspeed/Makefile +++ b/drivers/gpu/drm/aspeed/Makefile @@ -1,3 +1,4 @@ +# SPDX-License-Identifier: GPL-2.0-only aspeed_gfx-y := aspeed_gfx_drv.o aspeed_gfx_crtc.o aspeed_gfx_out.o obj-$(CONFIG_DRM_ASPEED_GFX) += aspeed_gfx.o diff --git a/drivers/gpu/drm/ast/Kconfig b/drivers/gpu/drm/ast/Kconfig index 9647e1f07088..ac47ecfe7801 100644 --- a/drivers/gpu/drm/ast/Kconfig +++ b/drivers/gpu/drm/ast/Kconfig @@ -1,3 +1,4 @@ +# SPDX-License-Identifier: GPL-2.0-only config DRM_AST tristate "AST server chips" depends on DRM && PCI && MMU diff --git a/drivers/gpu/drm/ast/Makefile b/drivers/gpu/drm/ast/Makefile index 617fdd39519c..b086dae17013 100644 --- a/drivers/gpu/drm/ast/Makefile +++ b/drivers/gpu/drm/ast/Makefile @@ -1,3 +1,4 @@ +# SPDX-License-Identifier: GPL-2.0-only # # Makefile for the drm device driver. This driver provides support for the # Direct Rendering Infrastructure (DRI) in XFree86 4.1.0 and higher. diff --git a/drivers/gpu/drm/atmel-hlcdc/Kconfig b/drivers/gpu/drm/atmel-hlcdc/Kconfig index 32bcc4bad06a..5f67f001553b 100644 --- a/drivers/gpu/drm/atmel-hlcdc/Kconfig +++ b/drivers/gpu/drm/atmel-hlcdc/Kconfig @@ -1,3 +1,4 @@ +# SPDX-License-Identifier: GPL-2.0-only config DRM_ATMEL_HLCDC tristate "DRM Support for ATMEL HLCDC Display Controller" depends on DRM && OF && COMMON_CLK && MFD_ATMEL_HLCDC && ARM diff --git a/drivers/gpu/drm/bochs/Kconfig b/drivers/gpu/drm/bochs/Kconfig index bd2718015cdb..17885fab131d 100644 --- a/drivers/gpu/drm/bochs/Kconfig +++ b/drivers/gpu/drm/bochs/Kconfig @@ -1,3 +1,4 @@ +# SPDX-License-Identifier: GPL-2.0-only config DRM_BOCHS tristate "DRM Support for bochs dispi vga interface (qemu stdvga)" depends on DRM && PCI && MMU diff --git a/drivers/gpu/drm/bochs/Makefile b/drivers/gpu/drm/bochs/Makefile index e9e0f8f5eb5b..55473371300f 100644 --- a/drivers/gpu/drm/bochs/Makefile +++ b/drivers/gpu/drm/bochs/Makefile @@ -1,3 +1,4 @@ +# SPDX-License-Identifier: GPL-2.0-only bochs-drm-y := bochs_drv.o bochs_mm.o bochs_kms.o bochs_hw.o obj-$(CONFIG_DRM_BOCHS) += bochs-drm.o diff --git a/drivers/gpu/drm/bridge/Kconfig b/drivers/gpu/drm/bridge/Kconfig index 3dff9997f5e3..ee777469293a 100644 --- a/drivers/gpu/drm/bridge/Kconfig +++ b/drivers/gpu/drm/bridge/Kconfig @@ -1,3 +1,4 @@ +# SPDX-License-Identifier: GPL-2.0-only config DRM_BRIDGE def_bool y depends on DRM diff --git a/drivers/gpu/drm/bridge/adv7511/Kconfig b/drivers/gpu/drm/bridge/adv7511/Kconfig index 944e440c4fde..8a56ff81f4fb 100644 --- a/drivers/gpu/drm/bridge/adv7511/Kconfig +++ b/drivers/gpu/drm/bridge/adv7511/Kconfig @@ -1,3 +1,4 @@ +# SPDX-License-Identifier: GPL-2.0-only config DRM_I2C_ADV7511 tristate "ADV7511 encoder" depends on OF diff --git a/drivers/gpu/drm/bridge/adv7511/Makefile b/drivers/gpu/drm/bridge/adv7511/Makefile index 5bb384938a71..b46ebeb35fd4 100644 --- a/drivers/gpu/drm/bridge/adv7511/Makefile +++ b/drivers/gpu/drm/bridge/adv7511/Makefile @@ -1,3 +1,4 @@ +# SPDX-License-Identifier: GPL-2.0-only adv7511-y := adv7511_drv.o adv7511-$(CONFIG_DRM_I2C_ADV7511_AUDIO) += adv7511_audio.o adv7511-$(CONFIG_DRM_I2C_ADV7511_CEC) += adv7511_cec.o diff --git a/drivers/gpu/drm/bridge/analogix/Kconfig b/drivers/gpu/drm/bridge/analogix/Kconfig index 80f286fa3a69..e930ff9b5cd4 100644 --- a/drivers/gpu/drm/bridge/analogix/Kconfig +++ b/drivers/gpu/drm/bridge/analogix/Kconfig @@ -1,3 +1,4 @@ +# SPDX-License-Identifier: GPL-2.0-only config DRM_ANALOGIX_DP tristate depends on DRM diff --git a/drivers/gpu/drm/bridge/analogix/Makefile b/drivers/gpu/drm/bridge/analogix/Makefile index cd4010ba6890..fdbf3fd2f087 100644 --- a/drivers/gpu/drm/bridge/analogix/Makefile +++ b/drivers/gpu/drm/bridge/analogix/Makefile @@ -1,2 +1,3 @@ +# SPDX-License-Identifier: GPL-2.0-only analogix_dp-objs := analogix_dp_core.o analogix_dp_reg.o obj-$(CONFIG_DRM_ANALOGIX_DP) += analogix_dp.o diff --git a/drivers/gpu/drm/bridge/sii9234.c b/drivers/gpu/drm/bridge/sii9234.c index c77000626c22..b36bbafb0e43 100644 --- a/drivers/gpu/drm/bridge/sii9234.c +++ b/drivers/gpu/drm/bridge/sii9234.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0-or-later /* * Copyright (C) 2017 Samsung Electronics * @@ -10,20 +11,6 @@ * Erik Gilling <konkers@android.com> * Shankar Bandal <shankar.b@samsung.com> * Dharam Kumar <dharam.kr@samsung.com> - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License as published by - * the Free Software Foundation; either version 2 of the License, or - * (at your option) any later version. - * - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. - * - * You should have received a copy of the GNU General Public License - * along with this program - * */ #include <drm/bridge/mhl.h> #include <drm/drm_crtc.h> diff --git a/drivers/gpu/drm/bridge/synopsys/Kconfig b/drivers/gpu/drm/bridge/synopsys/Kconfig index 3cc53b44186e..21a1be3ced0f 100644 --- a/drivers/gpu/drm/bridge/synopsys/Kconfig +++ b/drivers/gpu/drm/bridge/synopsys/Kconfig @@ -1,3 +1,4 @@ +# SPDX-License-Identifier: GPL-2.0-only config DRM_DW_HDMI tristate select DRM_KMS_HELPER diff --git a/drivers/gpu/drm/bridge/synopsys/Makefile b/drivers/gpu/drm/bridge/synopsys/Makefile index 3e1b1e3d9533..91d746ad5de1 100644 --- a/drivers/gpu/drm/bridge/synopsys/Makefile +++ b/drivers/gpu/drm/bridge/synopsys/Makefile @@ -1,3 +1,4 @@ +# SPDX-License-Identifier: GPL-2.0-only obj-$(CONFIG_DRM_DW_HDMI) += dw-hdmi.o obj-$(CONFIG_DRM_DW_HDMI_AHB_AUDIO) += dw-hdmi-ahb-audio.o obj-$(CONFIG_DRM_DW_HDMI_I2S_AUDIO) += dw-hdmi-i2s-audio.o diff --git a/drivers/gpu/drm/cirrus/Kconfig b/drivers/gpu/drm/cirrus/Kconfig index dd4f52a0bc1c..c6bbd988b0e5 100644 --- a/drivers/gpu/drm/cirrus/Kconfig +++ b/drivers/gpu/drm/cirrus/Kconfig @@ -1,3 +1,4 @@ +# SPDX-License-Identifier: GPL-2.0-only config DRM_CIRRUS_QEMU tristate "Cirrus driver for QEMU emulated device" depends on DRM && PCI && MMU diff --git a/drivers/gpu/drm/cirrus/Makefile b/drivers/gpu/drm/cirrus/Makefile index acf8971d37a1..0c1ed3f99725 100644 --- a/drivers/gpu/drm/cirrus/Makefile +++ b/drivers/gpu/drm/cirrus/Makefile @@ -1 +1,2 @@ +# SPDX-License-Identifier: GPL-2.0-only obj-$(CONFIG_DRM_CIRRUS_QEMU) += cirrus.o diff --git a/drivers/gpu/drm/drm_edid_load.c b/drivers/gpu/drm/drm_edid_load.c index a4915099aaa9..1e5593575d23 100644 --- a/drivers/gpu/drm/drm_edid_load.c +++ b/drivers/gpu/drm/drm_edid_load.c @@ -1,22 +1,10 @@ +// SPDX-License-Identifier: GPL-2.0-or-later /* drm_edid_load.c: use a built-in EDID data set or load it via the firmware interface Copyright (C) 2012 Carsten Emde <C.Emde@osadl.org> - This program is free software; you can redistribute it and/or - modify it under the terms of the GNU General Public License - as published by the Free Software Foundation; either version 2 - of the License, or (at your option) any later version. - - This program is distributed in the hope that it will be useful, - but WITHOUT ANY WARRANTY; without even the implied warranty of - MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - GNU General Public License for more details. - - You should have received a copy of the GNU General Public License - along with this program; if not, write to the Free Software - Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. */ #include <linux/module.h> diff --git a/drivers/gpu/drm/drm_of.c b/drivers/gpu/drm/drm_of.c index f2f71d71494a..6becf63f9166 100644 --- a/drivers/gpu/drm/drm_of.c +++ b/drivers/gpu/drm/drm_of.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0-only #include <linux/component.h> #include <linux/export.h> #include <linux/list.h> diff --git a/drivers/gpu/drm/etnaviv/Kconfig b/drivers/gpu/drm/etnaviv/Kconfig index 21df44b78df3..faa7fc68b009 100644 --- a/drivers/gpu/drm/etnaviv/Kconfig +++ b/drivers/gpu/drm/etnaviv/Kconfig @@ -1,3 +1,4 @@ +# SPDX-License-Identifier: GPL-2.0-only config DRM_ETNAVIV tristate "ETNAVIV (DRM support for Vivante GPU IP cores)" diff --git a/drivers/gpu/drm/exynos/Kconfig b/drivers/gpu/drm/exynos/Kconfig index 3691a140c950..cbe58d307d1c 100644 --- a/drivers/gpu/drm/exynos/Kconfig +++ b/drivers/gpu/drm/exynos/Kconfig @@ -1,3 +1,4 @@ +# SPDX-License-Identifier: GPL-2.0-only config DRM_EXYNOS tristate "DRM Support for Samsung SoC EXYNOS Series" depends on OF && DRM && (ARCH_S3C64XX || ARCH_S5PV210 || ARCH_EXYNOS || ARCH_MULTIPLATFORM) diff --git a/drivers/gpu/drm/fsl-dcu/Kconfig b/drivers/gpu/drm/fsl-dcu/Kconfig index dc825883400d..d7dd8ba90e3a 100644 --- a/drivers/gpu/drm/fsl-dcu/Kconfig +++ b/drivers/gpu/drm/fsl-dcu/Kconfig @@ -1,3 +1,4 @@ +# SPDX-License-Identifier: GPL-2.0-only config DRM_FSL_DCU tristate "DRM Support for Freescale DCU" depends on DRM && OF && ARM && COMMON_CLK diff --git a/drivers/gpu/drm/gma500/Kconfig b/drivers/gpu/drm/gma500/Kconfig index df11582f1efc..0e23c93a1094 100644 --- a/drivers/gpu/drm/gma500/Kconfig +++ b/drivers/gpu/drm/gma500/Kconfig @@ -1,3 +1,4 @@ +# SPDX-License-Identifier: GPL-2.0-only config DRM_GMA500 tristate "Intel GMA5/600 KMS Framebuffer" depends on DRM && PCI && X86 && MMU diff --git a/drivers/gpu/drm/gma500/cdv_intel_lvds.c b/drivers/gpu/drm/gma500/cdv_intel_lvds.c index de9531caaca0..9c8446184b17 100644 --- a/drivers/gpu/drm/gma500/cdv_intel_lvds.c +++ b/drivers/gpu/drm/gma500/cdv_intel_lvds.c @@ -594,6 +594,9 @@ void cdv_intel_lvds_init(struct drm_device *dev, int pipe; u8 pin; + if (!dev_priv->lvds_enabled_in_vbt) + return; + pin = GMBUS_PORT_PANEL; if (!lvds_is_present_in_vbt(dev, &pin)) { DRM_DEBUG_KMS("LVDS is not present in VBT\n"); diff --git a/drivers/gpu/drm/gma500/intel_bios.c b/drivers/gpu/drm/gma500/intel_bios.c index 63bde4e86c6a..e019ea271ffc 100644 --- a/drivers/gpu/drm/gma500/intel_bios.c +++ b/drivers/gpu/drm/gma500/intel_bios.c @@ -436,6 +436,9 @@ parse_driver_features(struct drm_psb_private *dev_priv, if (driver->lvds_config == BDB_DRIVER_FEATURE_EDP) dev_priv->edp.support = 1; + dev_priv->lvds_enabled_in_vbt = driver->lvds_config != 0; + DRM_DEBUG_KMS("LVDS VBT config bits: 0x%x\n", driver->lvds_config); + /* This bit means to use 96Mhz for DPLL_A or not */ if (driver->primary_lfp_id) dev_priv->dplla_96mhz = true; diff --git a/drivers/gpu/drm/gma500/psb_drv.h b/drivers/gpu/drm/gma500/psb_drv.h index 941b238bdcc9..bc608ddc3bd1 100644 --- a/drivers/gpu/drm/gma500/psb_drv.h +++ b/drivers/gpu/drm/gma500/psb_drv.h @@ -537,6 +537,7 @@ struct drm_psb_private { int lvds_ssc_freq; bool is_lvds_on; bool is_mipi_on; + bool lvds_enabled_in_vbt; u32 mipi_ctrl_display; unsigned int core_freq; diff --git a/drivers/gpu/drm/hisilicon/Kconfig b/drivers/gpu/drm/hisilicon/Kconfig index 2fd2724b7a7d..cc5a244db252 100644 --- a/drivers/gpu/drm/hisilicon/Kconfig +++ b/drivers/gpu/drm/hisilicon/Kconfig @@ -1,3 +1,4 @@ +# SPDX-License-Identifier: GPL-2.0-only # # hisilicon drm device configuration. # Please keep this list sorted alphabetically diff --git a/drivers/gpu/drm/hisilicon/Makefile b/drivers/gpu/drm/hisilicon/Makefile index c8155bfb1ff1..69dec6084b04 100644 --- a/drivers/gpu/drm/hisilicon/Makefile +++ b/drivers/gpu/drm/hisilicon/Makefile @@ -1,3 +1,4 @@ +# SPDX-License-Identifier: GPL-2.0-only # # Makefile for hisilicon drm drivers. # Please keep this list sorted alphabetically diff --git a/drivers/gpu/drm/hisilicon/hibmc/Kconfig b/drivers/gpu/drm/hisilicon/hibmc/Kconfig index c7129dc3bdfc..7cf8d38da8be 100644 --- a/drivers/gpu/drm/hisilicon/hibmc/Kconfig +++ b/drivers/gpu/drm/hisilicon/hibmc/Kconfig @@ -1,3 +1,4 @@ +# SPDX-License-Identifier: GPL-2.0-only config DRM_HISI_HIBMC tristate "DRM Support for Hisilicon Hibmc" depends on DRM && PCI && MMU diff --git a/drivers/gpu/drm/hisilicon/hibmc/Makefile b/drivers/gpu/drm/hisilicon/hibmc/Makefile index 3df726696372..0c2d4296bccd 100644 --- a/drivers/gpu/drm/hisilicon/hibmc/Makefile +++ b/drivers/gpu/drm/hisilicon/hibmc/Makefile @@ -1,3 +1,4 @@ +# SPDX-License-Identifier: GPL-2.0-only hibmc-drm-y := hibmc_drm_drv.o hibmc_drm_de.o hibmc_drm_vdac.o hibmc_drm_fbdev.o hibmc_ttm.o obj-$(CONFIG_DRM_HISI_HIBMC) += hibmc-drm.o diff --git a/drivers/gpu/drm/hisilicon/kirin/Kconfig b/drivers/gpu/drm/hisilicon/kirin/Kconfig index 499f64405dac..0fa29af08ad0 100644 --- a/drivers/gpu/drm/hisilicon/kirin/Kconfig +++ b/drivers/gpu/drm/hisilicon/kirin/Kconfig @@ -1,3 +1,4 @@ +# SPDX-License-Identifier: GPL-2.0-only config DRM_HISI_KIRIN tristate "DRM Support for Hisilicon Kirin series SoCs Platform" depends on DRM && OF && ARM64 diff --git a/drivers/gpu/drm/hisilicon/kirin/Makefile b/drivers/gpu/drm/hisilicon/kirin/Makefile index cdf61589485c..c0501fa3fe53 100644 --- a/drivers/gpu/drm/hisilicon/kirin/Makefile +++ b/drivers/gpu/drm/hisilicon/kirin/Makefile @@ -1,3 +1,4 @@ +# SPDX-License-Identifier: GPL-2.0-only kirin-drm-y := kirin_drm_drv.o \ kirin_drm_ade.o diff --git a/drivers/gpu/drm/i2c/Kconfig b/drivers/gpu/drm/i2c/Kconfig index 65d3acb61c03..6f19e1c35e30 100644 --- a/drivers/gpu/drm/i2c/Kconfig +++ b/drivers/gpu/drm/i2c/Kconfig @@ -1,3 +1,4 @@ +# SPDX-License-Identifier: GPL-2.0-only menu "I2C encoder or helper chips" depends on DRM && DRM_KMS_HELPER && I2C diff --git a/drivers/gpu/drm/i810/Makefile b/drivers/gpu/drm/i810/Makefile index 639f8596c978..c181f8528c5c 100644 --- a/drivers/gpu/drm/i810/Makefile +++ b/drivers/gpu/drm/i810/Makefile @@ -1,3 +1,4 @@ +# SPDX-License-Identifier: GPL-2.0-only # # Makefile for the drm device driver. This driver provides support for the # Direct Rendering Infrastructure (DRI) in XFree86 4.1.0 and higher. diff --git a/drivers/gpu/drm/i915/Kconfig b/drivers/gpu/drm/i915/Kconfig index 3d5f1cb6a76c..255f224db64b 100644 --- a/drivers/gpu/drm/i915/Kconfig +++ b/drivers/gpu/drm/i915/Kconfig @@ -1,3 +1,4 @@ +# SPDX-License-Identifier: GPL-2.0-only config DRM_I915 tristate "Intel 8xx/9xx/G3x/G4x/HD Graphics" depends on DRM diff --git a/drivers/gpu/drm/i915/Kconfig.debug b/drivers/gpu/drm/i915/Kconfig.debug index ad4d71161dda..04b686d2c2d0 100644 --- a/drivers/gpu/drm/i915/Kconfig.debug +++ b/drivers/gpu/drm/i915/Kconfig.debug @@ -1,3 +1,4 @@ +# SPDX-License-Identifier: GPL-2.0-only config DRM_I915_WERROR bool "Force GCC to throw an error instead of a warning when compiling" # As this may inadvertently break the build, only allow the user diff --git a/drivers/gpu/drm/i915/gvt/cmd_parser.c b/drivers/gpu/drm/i915/gvt/cmd_parser.c index ab002cfd3cab..5cb59c0b4bbe 100644 --- a/drivers/gpu/drm/i915/gvt/cmd_parser.c +++ b/drivers/gpu/drm/i915/gvt/cmd_parser.c @@ -896,12 +896,16 @@ static int cmd_reg_handler(struct parser_exec_state *s, } /* TODO - * Right now only scan LRI command on KBL and in inhibit context. - * It's good enough to support initializing mmio by lri command in - * vgpu inhibit context on KBL. + * In order to let workload with inhibit context to generate + * correct image data into memory, vregs values will be loaded to + * hw via LRIs in the workload with inhibit context. But as + * indirect context is loaded prior to LRIs in workload, we don't + * want reg values specified in indirect context overwritten by + * LRIs in workloads. So, when scanning an indirect context, we + * update reg values in it into vregs, so LRIs in workload with + * inhibit context will restore with correct values */ - if ((IS_KABYLAKE(s->vgpu->gvt->dev_priv) - || IS_COFFEELAKE(s->vgpu->gvt->dev_priv)) && + if (IS_GEN(gvt->dev_priv, 9) && intel_gvt_mmio_is_in_ctx(gvt, offset) && !strncmp(cmd, "lri", 3)) { intel_gvt_hypervisor_read_gpa(s->vgpu, diff --git a/drivers/gpu/drm/i915/gvt/gtt.c b/drivers/gpu/drm/i915/gvt/gtt.c index 08c74e65836b..244ad1729764 100644 --- a/drivers/gpu/drm/i915/gvt/gtt.c +++ b/drivers/gpu/drm/i915/gvt/gtt.c @@ -1076,8 +1076,10 @@ static struct intel_vgpu_ppgtt_spt *ppgtt_populate_spt_by_guest_entry( } else { int type = get_next_pt_type(we->type); - if (!gtt_type_is_pt(type)) + if (!gtt_type_is_pt(type)) { + ret = -EINVAL; goto err; + } spt = ppgtt_alloc_spt_gfn(vgpu, type, ops->get_pfn(we), ips); if (IS_ERR(spt)) { diff --git a/drivers/gpu/drm/i915/gvt/handlers.c b/drivers/gpu/drm/i915/gvt/handlers.c index 90673fca792f..e09bd6e0cc4d 100644 --- a/drivers/gpu/drm/i915/gvt/handlers.c +++ b/drivers/gpu/drm/i915/gvt/handlers.c @@ -1364,7 +1364,6 @@ static int dma_ctrl_write(struct intel_vgpu *vgpu, unsigned int offset, static int gen9_trtte_write(struct intel_vgpu *vgpu, unsigned int offset, void *p_data, unsigned int bytes) { - struct drm_i915_private *dev_priv = vgpu->gvt->dev_priv; u32 trtte = *(u32 *)p_data; if ((trtte & 1) && (trtte & (1 << 1)) == 0) { @@ -1373,11 +1372,6 @@ static int gen9_trtte_write(struct intel_vgpu *vgpu, unsigned int offset, return -EINVAL; } write_vreg(vgpu, offset, p_data, bytes); - /* TRTTE is not per-context */ - - mmio_hw_access_pre(dev_priv); - I915_WRITE(_MMIO(offset), vgpu_vreg(vgpu, offset)); - mmio_hw_access_post(dev_priv); return 0; } @@ -1385,15 +1379,6 @@ static int gen9_trtte_write(struct intel_vgpu *vgpu, unsigned int offset, static int gen9_trtt_chicken_write(struct intel_vgpu *vgpu, unsigned int offset, void *p_data, unsigned int bytes) { - struct drm_i915_private *dev_priv = vgpu->gvt->dev_priv; - u32 val = *(u32 *)p_data; - - if (val & 1) { - /* unblock hw logic */ - mmio_hw_access_pre(dev_priv); - I915_WRITE(_MMIO(offset), val); - mmio_hw_access_post(dev_priv); - } write_vreg(vgpu, offset, p_data, bytes); return 0; } diff --git a/drivers/gpu/drm/i915/gvt/mmio_context.c b/drivers/gpu/drm/i915/gvt/mmio_context.c index edf6d646eb25..90bb3df0db50 100644 --- a/drivers/gpu/drm/i915/gvt/mmio_context.c +++ b/drivers/gpu/drm/i915/gvt/mmio_context.c @@ -108,12 +108,13 @@ static struct engine_mmio gen9_engine_mmio_list[] __cacheline_aligned = { {RCS0, GEN9_HALF_SLICE_CHICKEN5, 0xffff, true}, /* 0xe188 */ {RCS0, GEN9_HALF_SLICE_CHICKEN7, 0xffff, true}, /* 0xe194 */ {RCS0, GEN8_ROW_CHICKEN, 0xffff, true}, /* 0xe4f0 */ - {RCS0, TRVATTL3PTRDW(0), 0, false}, /* 0x4de0 */ - {RCS0, TRVATTL3PTRDW(1), 0, false}, /* 0x4de4 */ - {RCS0, TRNULLDETCT, 0, false}, /* 0x4de8 */ - {RCS0, TRINVTILEDETCT, 0, false}, /* 0x4dec */ - {RCS0, TRVADR, 0, false}, /* 0x4df0 */ - {RCS0, TRTTE, 0, false}, /* 0x4df4 */ + {RCS0, TRVATTL3PTRDW(0), 0, true}, /* 0x4de0 */ + {RCS0, TRVATTL3PTRDW(1), 0, true}, /* 0x4de4 */ + {RCS0, TRNULLDETCT, 0, true}, /* 0x4de8 */ + {RCS0, TRINVTILEDETCT, 0, true}, /* 0x4dec */ + {RCS0, TRVADR, 0, true}, /* 0x4df0 */ + {RCS0, TRTTE, 0, true}, /* 0x4df4 */ + {RCS0, _MMIO(0x4dfc), 0, true}, {BCS0, RING_GFX_MODE(BLT_RING_BASE), 0xffff, false}, /* 0x2229c */ {BCS0, RING_MI_MODE(BLT_RING_BASE), 0xffff, false}, /* 0x2209c */ @@ -392,10 +393,7 @@ static void switch_mocs(struct intel_vgpu *pre, struct intel_vgpu *next, if (WARN_ON(ring_id >= ARRAY_SIZE(regs))) return; - if (ring_id == RCS0 && - (IS_KABYLAKE(dev_priv) || - IS_BROXTON(dev_priv) || - IS_COFFEELAKE(dev_priv))) + if (ring_id == RCS0 && IS_GEN(dev_priv, 9)) return; if (!pre && !gen9_render_mocs.initialized) @@ -470,11 +468,10 @@ static void switch_mmio(struct intel_vgpu *pre, continue; /* * No need to do save or restore of the mmio which is in context - * state image on kabylake, it's initialized by lri command and + * state image on gen9, it's initialized by lri command and * save or restore with context together. */ - if ((IS_KABYLAKE(dev_priv) || IS_BROXTON(dev_priv) - || IS_COFFEELAKE(dev_priv)) && mmio->in_context) + if (IS_GEN(dev_priv, 9) && mmio->in_context) continue; // save diff --git a/drivers/gpu/drm/i915/gvt/scheduler.c b/drivers/gpu/drm/i915/gvt/scheduler.c index 7c99bbc3e2b8..13632dba8b2a 100644 --- a/drivers/gpu/drm/i915/gvt/scheduler.c +++ b/drivers/gpu/drm/i915/gvt/scheduler.c @@ -298,12 +298,29 @@ static int copy_workload_to_ring_buffer(struct intel_vgpu_workload *workload) struct i915_request *req = workload->req; void *shadow_ring_buffer_va; u32 *cs; + int err; - if ((IS_KABYLAKE(req->i915) || IS_BROXTON(req->i915) - || IS_COFFEELAKE(req->i915)) - && is_inhibit_context(req->hw_context)) + if (IS_GEN(req->i915, 9) && is_inhibit_context(req->hw_context)) intel_vgpu_restore_inhibit_context(vgpu, req); + /* + * To track whether a request has started on HW, we can emit a + * breadcrumb at the beginning of the request and check its + * timeline's HWSP to see if the breadcrumb has advanced past the + * start of this request. Actually, the request must have the + * init_breadcrumb if its timeline set has_init_bread_crumb, or the + * scheduler might get a wrong state of it during reset. Since the + * requests from gvt always set the has_init_breadcrumb flag, here + * need to do the emit_init_breadcrumb for all the requests. + */ + if (req->engine->emit_init_breadcrumb) { + err = req->engine->emit_init_breadcrumb(req); + if (err) { + gvt_vgpu_err("fail to emit init breadcrumb\n"); + return err; + } + } + /* allocate shadow ring buffer */ cs = intel_ring_begin(workload->req, workload->rb_len / sizeof(u32)); if (IS_ERR(cs)) { diff --git a/drivers/gpu/drm/i915/i915_priolist_types.h b/drivers/gpu/drm/i915/i915_priolist_types.h index cc44ebd3b553..49709de69875 100644 --- a/drivers/gpu/drm/i915/i915_priolist_types.h +++ b/drivers/gpu/drm/i915/i915_priolist_types.h @@ -20,15 +20,14 @@ enum { I915_PRIORITY_INVALID = INT_MIN }; -#define I915_USER_PRIORITY_SHIFT 3 +#define I915_USER_PRIORITY_SHIFT 2 #define I915_USER_PRIORITY(x) ((x) << I915_USER_PRIORITY_SHIFT) #define I915_PRIORITY_COUNT BIT(I915_USER_PRIORITY_SHIFT) #define I915_PRIORITY_MASK (I915_PRIORITY_COUNT - 1) #define I915_PRIORITY_WAIT ((u8)BIT(0)) -#define I915_PRIORITY_NEWCLIENT ((u8)BIT(1)) -#define I915_PRIORITY_NOSEMAPHORE ((u8)BIT(2)) +#define I915_PRIORITY_NOSEMAPHORE ((u8)BIT(1)) #define __NO_PREEMPTION (I915_PRIORITY_WAIT) diff --git a/drivers/gpu/drm/i915/i915_request.c b/drivers/gpu/drm/i915/i915_request.c index f6c78c0fa74b..c88e538b2ef4 100644 --- a/drivers/gpu/drm/i915/i915_request.c +++ b/drivers/gpu/drm/i915/i915_request.c @@ -502,15 +502,6 @@ void __i915_request_unsubmit(struct i915_request *request) /* We may be recursing from the signal callback of another i915 fence */ spin_lock_nested(&request->lock, SINGLE_DEPTH_NESTING); - /* - * As we do not allow WAIT to preempt inflight requests, - * once we have executed a request, along with triggering - * any execution callbacks, we must preserve its ordering - * within the non-preemptible FIFO. - */ - BUILD_BUG_ON(__NO_PREEMPTION & ~I915_PRIORITY_MASK); /* only internal */ - request->sched.attr.priority |= __NO_PREEMPTION; - if (test_bit(DMA_FENCE_FLAG_ENABLE_SIGNAL_BIT, &request->fence.flags)) i915_request_cancel_breadcrumb(request); @@ -582,18 +573,7 @@ semaphore_notify(struct i915_sw_fence *fence, enum i915_sw_fence_notify state) switch (state) { case FENCE_COMPLETE: - /* - * We only check a small portion of our dependencies - * and so cannot guarantee that there remains no - * semaphore chain across all. Instead of opting - * for the full NOSEMAPHORE boost, we go for the - * smaller (but still preempting) boost of - * NEWCLIENT. This will be enough to boost over - * a busywaiting request (as that cannot be - * NEWCLIENT) without accidentally boosting - * a busywait over real work elsewhere. - */ - i915_schedule_bump_priority(request, I915_PRIORITY_NEWCLIENT); + i915_schedule_bump_priority(request, I915_PRIORITY_NOSEMAPHORE); break; case FENCE_FREE: @@ -874,12 +854,6 @@ emit_semaphore_wait(struct i915_request *to, if (err < 0) return err; - err = i915_sw_fence_await_dma_fence(&to->semaphore, - &from->fence, 0, - I915_FENCE_GFP); - if (err < 0) - return err; - /* We need to pin the signaler's HWSP until we are finished reading. */ err = i915_timeline_read_hwsp(from, to, &hwsp_offset); if (err) @@ -945,8 +919,18 @@ i915_request_await_request(struct i915_request *to, struct i915_request *from) &from->fence, 0, I915_FENCE_GFP); } + if (ret < 0) + return ret; - return ret < 0 ? ret : 0; + if (to->sched.flags & I915_SCHED_HAS_SEMAPHORE_CHAIN) { + ret = i915_sw_fence_await_dma_fence(&to->semaphore, + &from->fence, 0, + I915_FENCE_GFP); + if (ret < 0) + return ret; + } + + return 0; } int @@ -1237,7 +1221,7 @@ void i915_request_add(struct i915_request *request) * the bulk clients. (FQ_CODEL) */ if (list_empty(&request->sched.signalers_list)) - attr.priority |= I915_PRIORITY_NEWCLIENT; + attr.priority |= I915_PRIORITY_WAIT; engine->schedule(request, &attr); } diff --git a/drivers/gpu/drm/i915/i915_scheduler.c b/drivers/gpu/drm/i915/i915_scheduler.c index 39bc4f54e272..108f52e1bf35 100644 --- a/drivers/gpu/drm/i915/i915_scheduler.c +++ b/drivers/gpu/drm/i915/i915_scheduler.c @@ -35,109 +35,6 @@ static inline bool node_signaled(const struct i915_sched_node *node) return i915_request_completed(node_to_request(node)); } -void i915_sched_node_init(struct i915_sched_node *node) -{ - INIT_LIST_HEAD(&node->signalers_list); - INIT_LIST_HEAD(&node->waiters_list); - INIT_LIST_HEAD(&node->link); - node->attr.priority = I915_PRIORITY_INVALID; - node->semaphores = 0; - node->flags = 0; -} - -static struct i915_dependency * -i915_dependency_alloc(void) -{ - return kmem_cache_alloc(global.slab_dependencies, GFP_KERNEL); -} - -static void -i915_dependency_free(struct i915_dependency *dep) -{ - kmem_cache_free(global.slab_dependencies, dep); -} - -bool __i915_sched_node_add_dependency(struct i915_sched_node *node, - struct i915_sched_node *signal, - struct i915_dependency *dep, - unsigned long flags) -{ - bool ret = false; - - spin_lock_irq(&schedule_lock); - - if (!node_signaled(signal)) { - INIT_LIST_HEAD(&dep->dfs_link); - list_add(&dep->wait_link, &signal->waiters_list); - list_add(&dep->signal_link, &node->signalers_list); - dep->signaler = signal; - dep->flags = flags; - - /* Keep track of whether anyone on this chain has a semaphore */ - if (signal->flags & I915_SCHED_HAS_SEMAPHORE_CHAIN && - !node_started(signal)) - node->flags |= I915_SCHED_HAS_SEMAPHORE_CHAIN; - - ret = true; - } - - spin_unlock_irq(&schedule_lock); - - return ret; -} - -int i915_sched_node_add_dependency(struct i915_sched_node *node, - struct i915_sched_node *signal) -{ - struct i915_dependency *dep; - - dep = i915_dependency_alloc(); - if (!dep) - return -ENOMEM; - - if (!__i915_sched_node_add_dependency(node, signal, dep, - I915_DEPENDENCY_ALLOC)) - i915_dependency_free(dep); - - return 0; -} - -void i915_sched_node_fini(struct i915_sched_node *node) -{ - struct i915_dependency *dep, *tmp; - - GEM_BUG_ON(!list_empty(&node->link)); - - spin_lock_irq(&schedule_lock); - - /* - * Everyone we depended upon (the fences we wait to be signaled) - * should retire before us and remove themselves from our list. - * However, retirement is run independently on each timeline and - * so we may be called out-of-order. - */ - list_for_each_entry_safe(dep, tmp, &node->signalers_list, signal_link) { - GEM_BUG_ON(!node_signaled(dep->signaler)); - GEM_BUG_ON(!list_empty(&dep->dfs_link)); - - list_del(&dep->wait_link); - if (dep->flags & I915_DEPENDENCY_ALLOC) - i915_dependency_free(dep); - } - - /* Remove ourselves from everyone who depends upon us */ - list_for_each_entry_safe(dep, tmp, &node->waiters_list, wait_link) { - GEM_BUG_ON(dep->signaler != node); - GEM_BUG_ON(!list_empty(&dep->dfs_link)); - - list_del(&dep->signal_link); - if (dep->flags & I915_DEPENDENCY_ALLOC) - i915_dependency_free(dep); - } - - spin_unlock_irq(&schedule_lock); -} - static inline struct i915_priolist *to_priolist(struct rb_node *rb) { return rb_entry(rb, struct i915_priolist, node); @@ -239,6 +136,11 @@ out: return &p->requests[idx]; } +void __i915_priolist_free(struct i915_priolist *p) +{ + kmem_cache_free(global.slab_priorities, p); +} + struct sched_cache { struct list_head *priolist; }; @@ -273,7 +175,7 @@ static bool inflight(const struct i915_request *rq, return active->hw_context == rq->hw_context; } -static void __i915_schedule(struct i915_request *rq, +static void __i915_schedule(struct i915_sched_node *node, const struct i915_sched_attr *attr) { struct intel_engine_cs *engine; @@ -287,13 +189,13 @@ static void __i915_schedule(struct i915_request *rq, lockdep_assert_held(&schedule_lock); GEM_BUG_ON(prio == I915_PRIORITY_INVALID); - if (i915_request_completed(rq)) + if (node_signaled(node)) return; - if (prio <= READ_ONCE(rq->sched.attr.priority)) + if (prio <= READ_ONCE(node->attr.priority)) return; - stack.signaler = &rq->sched; + stack.signaler = node; list_add(&stack.dfs_link, &dfs); /* @@ -344,9 +246,9 @@ static void __i915_schedule(struct i915_request *rq, * execlists_submit_request()), we can set our own priority and skip * acquiring the engine locks. */ - if (rq->sched.attr.priority == I915_PRIORITY_INVALID) { - GEM_BUG_ON(!list_empty(&rq->sched.link)); - rq->sched.attr = *attr; + if (node->attr.priority == I915_PRIORITY_INVALID) { + GEM_BUG_ON(!list_empty(&node->link)); + node->attr = *attr; if (stack.dfs_link.next == stack.dfs_link.prev) return; @@ -355,15 +257,14 @@ static void __i915_schedule(struct i915_request *rq, } memset(&cache, 0, sizeof(cache)); - engine = rq->engine; + engine = node_to_request(node)->engine; spin_lock(&engine->timeline.lock); /* Fifo and depth-first replacement ensure our deps execute before us */ list_for_each_entry_safe_reverse(dep, p, &dfs, dfs_link) { - struct i915_sched_node *node = dep->signaler; - INIT_LIST_HEAD(&dep->dfs_link); + node = dep->signaler; engine = sched_lock_engine(node, engine, &cache); lockdep_assert_held(&engine->timeline.lock); @@ -413,13 +314,20 @@ static void __i915_schedule(struct i915_request *rq, void i915_schedule(struct i915_request *rq, const struct i915_sched_attr *attr) { spin_lock_irq(&schedule_lock); - __i915_schedule(rq, attr); + __i915_schedule(&rq->sched, attr); spin_unlock_irq(&schedule_lock); } +static void __bump_priority(struct i915_sched_node *node, unsigned int bump) +{ + struct i915_sched_attr attr = node->attr; + + attr.priority |= bump; + __i915_schedule(node, &attr); +} + void i915_schedule_bump_priority(struct i915_request *rq, unsigned int bump) { - struct i915_sched_attr attr; unsigned long flags; GEM_BUG_ON(bump & ~I915_PRIORITY_MASK); @@ -428,17 +336,122 @@ void i915_schedule_bump_priority(struct i915_request *rq, unsigned int bump) return; spin_lock_irqsave(&schedule_lock, flags); + __bump_priority(&rq->sched, bump); + spin_unlock_irqrestore(&schedule_lock, flags); +} - attr = rq->sched.attr; - attr.priority |= bump; - __i915_schedule(rq, &attr); +void i915_sched_node_init(struct i915_sched_node *node) +{ + INIT_LIST_HEAD(&node->signalers_list); + INIT_LIST_HEAD(&node->waiters_list); + INIT_LIST_HEAD(&node->link); + node->attr.priority = I915_PRIORITY_INVALID; + node->semaphores = 0; + node->flags = 0; +} - spin_unlock_irqrestore(&schedule_lock, flags); +static struct i915_dependency * +i915_dependency_alloc(void) +{ + return kmem_cache_alloc(global.slab_dependencies, GFP_KERNEL); } -void __i915_priolist_free(struct i915_priolist *p) +static void +i915_dependency_free(struct i915_dependency *dep) { - kmem_cache_free(global.slab_priorities, p); + kmem_cache_free(global.slab_dependencies, dep); +} + +bool __i915_sched_node_add_dependency(struct i915_sched_node *node, + struct i915_sched_node *signal, + struct i915_dependency *dep, + unsigned long flags) +{ + bool ret = false; + + spin_lock_irq(&schedule_lock); + + if (!node_signaled(signal)) { + INIT_LIST_HEAD(&dep->dfs_link); + list_add(&dep->wait_link, &signal->waiters_list); + list_add(&dep->signal_link, &node->signalers_list); + dep->signaler = signal; + dep->flags = flags; + + /* Keep track of whether anyone on this chain has a semaphore */ + if (signal->flags & I915_SCHED_HAS_SEMAPHORE_CHAIN && + !node_started(signal)) + node->flags |= I915_SCHED_HAS_SEMAPHORE_CHAIN; + + /* + * As we do not allow WAIT to preempt inflight requests, + * once we have executed a request, along with triggering + * any execution callbacks, we must preserve its ordering + * within the non-preemptible FIFO. + */ + BUILD_BUG_ON(__NO_PREEMPTION & ~I915_PRIORITY_MASK); + if (flags & I915_DEPENDENCY_EXTERNAL) + __bump_priority(signal, __NO_PREEMPTION); + + ret = true; + } + + spin_unlock_irq(&schedule_lock); + + return ret; +} + +int i915_sched_node_add_dependency(struct i915_sched_node *node, + struct i915_sched_node *signal) +{ + struct i915_dependency *dep; + + dep = i915_dependency_alloc(); + if (!dep) + return -ENOMEM; + + if (!__i915_sched_node_add_dependency(node, signal, dep, + I915_DEPENDENCY_EXTERNAL | + I915_DEPENDENCY_ALLOC)) + i915_dependency_free(dep); + + return 0; +} + +void i915_sched_node_fini(struct i915_sched_node *node) +{ + struct i915_dependency *dep, *tmp; + + GEM_BUG_ON(!list_empty(&node->link)); + + spin_lock_irq(&schedule_lock); + + /* + * Everyone we depended upon (the fences we wait to be signaled) + * should retire before us and remove themselves from our list. + * However, retirement is run independently on each timeline and + * so we may be called out-of-order. + */ + list_for_each_entry_safe(dep, tmp, &node->signalers_list, signal_link) { + GEM_BUG_ON(!node_signaled(dep->signaler)); + GEM_BUG_ON(!list_empty(&dep->dfs_link)); + + list_del(&dep->wait_link); + if (dep->flags & I915_DEPENDENCY_ALLOC) + i915_dependency_free(dep); + } + + /* Remove ourselves from everyone who depends upon us */ + list_for_each_entry_safe(dep, tmp, &node->waiters_list, wait_link) { + GEM_BUG_ON(dep->signaler != node); + GEM_BUG_ON(!list_empty(&dep->dfs_link)); + + list_del(&dep->signal_link); + if (dep->flags & I915_DEPENDENCY_ALLOC) + i915_dependency_free(dep); + } + + spin_unlock_irq(&schedule_lock); } static void i915_global_scheduler_shrink(void) diff --git a/drivers/gpu/drm/i915/i915_scheduler_types.h b/drivers/gpu/drm/i915/i915_scheduler_types.h index f1af3916a808..4f2b2eb7c3e5 100644 --- a/drivers/gpu/drm/i915/i915_scheduler_types.h +++ b/drivers/gpu/drm/i915/i915_scheduler_types.h @@ -66,7 +66,8 @@ struct i915_dependency { struct list_head wait_link; struct list_head dfs_link; unsigned long flags; -#define I915_DEPENDENCY_ALLOC BIT(0) +#define I915_DEPENDENCY_ALLOC BIT(0) +#define I915_DEPENDENCY_EXTERNAL BIT(1) }; #endif /* _I915_SCHEDULER_TYPES_H_ */ diff --git a/drivers/gpu/drm/i915/intel_lrc.c b/drivers/gpu/drm/i915/intel_lrc.c index 4e0a351bfbca..11e5a86610bf 100644 --- a/drivers/gpu/drm/i915/intel_lrc.c +++ b/drivers/gpu/drm/i915/intel_lrc.c @@ -164,7 +164,7 @@ #define WA_TAIL_DWORDS 2 #define WA_TAIL_BYTES (sizeof(u32) * WA_TAIL_DWORDS) -#define ACTIVE_PRIORITY (I915_PRIORITY_NEWCLIENT | I915_PRIORITY_NOSEMAPHORE) +#define ACTIVE_PRIORITY (I915_PRIORITY_NOSEMAPHORE) static int execlists_context_deferred_alloc(struct intel_context *ce, struct intel_engine_cs *engine); diff --git a/drivers/gpu/drm/i915/selftests/intel_lrc.c b/drivers/gpu/drm/i915/selftests/intel_lrc.c index fbee030db940..e8b0b5dbcb2c 100644 --- a/drivers/gpu/drm/i915/selftests/intel_lrc.c +++ b/drivers/gpu/drm/i915/selftests/intel_lrc.c @@ -99,12 +99,14 @@ static int live_busywait_preempt(void *arg) ctx_hi = kernel_context(i915); if (!ctx_hi) goto err_unlock; - ctx_hi->sched.priority = INT_MAX; + ctx_hi->sched.priority = + I915_USER_PRIORITY(I915_CONTEXT_MAX_USER_PRIORITY); ctx_lo = kernel_context(i915); if (!ctx_lo) goto err_ctx_hi; - ctx_lo->sched.priority = INT_MIN; + ctx_lo->sched.priority = + I915_USER_PRIORITY(I915_CONTEXT_MIN_USER_PRIORITY); obj = i915_gem_object_create_internal(i915, PAGE_SIZE); if (IS_ERR(obj)) { @@ -954,12 +956,14 @@ static int live_preempt_hang(void *arg) ctx_hi = kernel_context(i915); if (!ctx_hi) goto err_spin_lo; - ctx_hi->sched.priority = I915_CONTEXT_MAX_USER_PRIORITY; + ctx_hi->sched.priority = + I915_USER_PRIORITY(I915_CONTEXT_MAX_USER_PRIORITY); ctx_lo = kernel_context(i915); if (!ctx_lo) goto err_ctx_hi; - ctx_lo->sched.priority = I915_CONTEXT_MIN_USER_PRIORITY; + ctx_lo->sched.priority = + I915_USER_PRIORITY(I915_CONTEXT_MIN_USER_PRIORITY); for_each_engine(engine, i915, id) { struct i915_request *rq; diff --git a/drivers/gpu/drm/imx/Kconfig b/drivers/gpu/drm/imx/Kconfig index c3c84a09e628..207bf7409dfb 100644 --- a/drivers/gpu/drm/imx/Kconfig +++ b/drivers/gpu/drm/imx/Kconfig @@ -1,3 +1,4 @@ +# SPDX-License-Identifier: GPL-2.0-only config DRM_IMX tristate "DRM Support for Freescale i.MX" select DRM_KMS_HELPER diff --git a/drivers/gpu/drm/mediatek/Kconfig b/drivers/gpu/drm/mediatek/Kconfig index 119ec0a21de2..fa5ffc4fe823 100644 --- a/drivers/gpu/drm/mediatek/Kconfig +++ b/drivers/gpu/drm/mediatek/Kconfig @@ -1,3 +1,4 @@ +# SPDX-License-Identifier: GPL-2.0-only config DRM_MEDIATEK tristate "DRM Support for Mediatek SoCs" depends on DRM diff --git a/drivers/gpu/drm/meson/Kconfig b/drivers/gpu/drm/meson/Kconfig index c28b69f48555..e450387d0eab 100644 --- a/drivers/gpu/drm/meson/Kconfig +++ b/drivers/gpu/drm/meson/Kconfig @@ -1,3 +1,4 @@ +# SPDX-License-Identifier: GPL-2.0-only config DRM_MESON tristate "DRM Support for Amlogic Meson Display Controller" depends on DRM && OF && (ARM || ARM64) diff --git a/drivers/gpu/drm/meson/Makefile b/drivers/gpu/drm/meson/Makefile index d4ea82fc493b..c389e2399133 100644 --- a/drivers/gpu/drm/meson/Makefile +++ b/drivers/gpu/drm/meson/Makefile @@ -1,3 +1,4 @@ +# SPDX-License-Identifier: GPL-2.0-only meson-drm-y := meson_drv.o meson_plane.o meson_crtc.o meson_venc_cvbs.o meson-drm-y += meson_viu.o meson_vpp.o meson_venc.o meson_vclk.o meson_overlay.o diff --git a/drivers/gpu/drm/meson/meson_crtc.c b/drivers/gpu/drm/meson/meson_crtc.c index 5579f8ac3e3f..685715144156 100644 --- a/drivers/gpu/drm/meson/meson_crtc.c +++ b/drivers/gpu/drm/meson/meson_crtc.c @@ -1,22 +1,10 @@ +// SPDX-License-Identifier: GPL-2.0-or-later /* * Copyright (C) 2016 BayLibre, SAS * Author: Neil Armstrong <narmstrong@baylibre.com> * Copyright (C) 2015 Amlogic, Inc. All rights reserved. * Copyright (C) 2014 Endless Mobile * - * This program is free software; you can redistribute it and/or - * modify it under the terms of the GNU General Public License as - * published by the Free Software Foundation; either version 2 of the - * License, or (at your option) any later version. - * - * This program is distributed in the hope that it will be useful, but - * WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU - * General Public License for more details. - * - * You should have received a copy of the GNU General Public License - * along with this program; if not, see <http://www.gnu.org/licenses/>. - * * Written by: * Jasper St. Pierre <jstpierre@mecheye.net> */ diff --git a/drivers/gpu/drm/meson/meson_crtc.h b/drivers/gpu/drm/meson/meson_crtc.h index b62b9e51764d..8e3998cabf14 100644 --- a/drivers/gpu/drm/meson/meson_crtc.h +++ b/drivers/gpu/drm/meson/meson_crtc.h @@ -1,21 +1,9 @@ +/* SPDX-License-Identifier: GPL-2.0-or-later */ /* * Copyright (C) 2016 BayLibre, SAS * Author: Neil Armstrong <narmstrong@baylibre.com> * Copyright (C) 2014 Endless Mobile * - * This program is free software; you can redistribute it and/or - * modify it under the terms of the GNU General Public License as - * published by the Free Software Foundation; either version 2 of the - * License, or (at your option) any later version. - * - * This program is distributed in the hope that it will be useful, but - * WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU - * General Public License for more details. - * - * You should have received a copy of the GNU General Public License - * along with this program; if not, see <http://www.gnu.org/licenses/>. - * * Written by: * Jasper St. Pierre <jstpierre@mecheye.net> */ diff --git a/drivers/gpu/drm/meson/meson_drv.c b/drivers/gpu/drm/meson/meson_drv.c index 72b01e6be0d9..2310c96fff46 100644 --- a/drivers/gpu/drm/meson/meson_drv.c +++ b/drivers/gpu/drm/meson/meson_drv.c @@ -1,21 +1,9 @@ +// SPDX-License-Identifier: GPL-2.0-or-later /* * Copyright (C) 2016 BayLibre, SAS * Author: Neil Armstrong <narmstrong@baylibre.com> * Copyright (C) 2014 Endless Mobile * - * This program is free software; you can redistribute it and/or - * modify it under the terms of the GNU General Public License as - * published by the Free Software Foundation; either version 2 of the - * License, or (at your option) any later version. - * - * This program is distributed in the hope that it will be useful, but - * WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU - * General Public License for more details. - * - * You should have received a copy of the GNU General Public License - * along with this program; if not, see <http://www.gnu.org/licenses/>. - * * Written by: * Jasper St. Pierre <jstpierre@mecheye.net> */ diff --git a/drivers/gpu/drm/meson/meson_drv.h b/drivers/gpu/drm/meson/meson_drv.h index 9614baa836b9..7b6593f33dfe 100644 --- a/drivers/gpu/drm/meson/meson_drv.h +++ b/drivers/gpu/drm/meson/meson_drv.h @@ -1,19 +1,7 @@ +/* SPDX-License-Identifier: GPL-2.0-or-later */ /* * Copyright (C) 2016 BayLibre, SAS * Author: Neil Armstrong <narmstrong@baylibre.com> - * - * This program is free software; you can redistribute it and/or - * modify it under the terms of the GNU General Public License as - * published by the Free Software Foundation; either version 2 of the - * License, or (at your option) any later version. - * - * This program is distributed in the hope that it will be useful, but - * WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU - * General Public License for more details. - * - * You should have received a copy of the GNU General Public License - * along with this program; if not, see <http://www.gnu.org/licenses/>. */ #ifndef __MESON_DRV_H diff --git a/drivers/gpu/drm/meson/meson_dw_hdmi.c b/drivers/gpu/drm/meson/meson_dw_hdmi.c index 779da21143b9..df3f9ddd2234 100644 --- a/drivers/gpu/drm/meson/meson_dw_hdmi.c +++ b/drivers/gpu/drm/meson/meson_dw_hdmi.c @@ -1,20 +1,8 @@ +// SPDX-License-Identifier: GPL-2.0-or-later /* * Copyright (C) 2016 BayLibre, SAS * Author: Neil Armstrong <narmstrong@baylibre.com> * Copyright (C) 2015 Amlogic, Inc. All rights reserved. - * - * This program is free software; you can redistribute it and/or - * modify it under the terms of the GNU General Public License as - * published by the Free Software Foundation; either version 2 of the - * License, or (at your option) any later version. - * - * This program is distributed in the hope that it will be useful, but - * WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU - * General Public License for more details. - * - * You should have received a copy of the GNU General Public License - * along with this program; if not, see <http://www.gnu.org/licenses/>. */ #include <linux/kernel.h> diff --git a/drivers/gpu/drm/meson/meson_dw_hdmi.h b/drivers/gpu/drm/meson/meson_dw_hdmi.h index 03e2f0c1a2d5..1b2ef043eb5c 100644 --- a/drivers/gpu/drm/meson/meson_dw_hdmi.h +++ b/drivers/gpu/drm/meson/meson_dw_hdmi.h @@ -1,20 +1,8 @@ +/* SPDX-License-Identifier: GPL-2.0-or-later */ /* * Copyright (C) 2016 BayLibre, SAS * Author: Neil Armstrong <narmstrong@baylibre.com> * Copyright (C) 2015 Amlogic, Inc. All rights reserved. - * - * This program is free software; you can redistribute it and/or - * modify it under the terms of the GNU General Public License as - * published by the Free Software Foundation; either version 2 of the - * License, or (at your option) any later version. - * - * This program is distributed in the hope that it will be useful, but - * WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU - * General Public License for more details. - * - * You should have received a copy of the GNU General Public License - * along with this program; if not, see <http://www.gnu.org/licenses/>. */ #ifndef __MESON_DW_HDMI_H diff --git a/drivers/gpu/drm/meson/meson_plane.c b/drivers/gpu/drm/meson/meson_plane.c index bf8f1fab63aa..22490047932e 100644 --- a/drivers/gpu/drm/meson/meson_plane.c +++ b/drivers/gpu/drm/meson/meson_plane.c @@ -1,22 +1,10 @@ +// SPDX-License-Identifier: GPL-2.0-or-later /* * Copyright (C) 2016 BayLibre, SAS * Author: Neil Armstrong <narmstrong@baylibre.com> * Copyright (C) 2015 Amlogic, Inc. All rights reserved. * Copyright (C) 2014 Endless Mobile * - * This program is free software; you can redistribute it and/or - * modify it under the terms of the GNU General Public License as - * published by the Free Software Foundation; either version 2 of the - * License, or (at your option) any later version. - * - * This program is distributed in the hope that it will be useful, but - * WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU - * General Public License for more details. - * - * You should have received a copy of the GNU General Public License - * along with this program; if not, see <http://www.gnu.org/licenses/>. - * * Written by: * Jasper St. Pierre <jstpierre@mecheye.net> */ diff --git a/drivers/gpu/drm/meson/meson_plane.h b/drivers/gpu/drm/meson/meson_plane.h index e26b8b0aa1fa..1460e182cd22 100644 --- a/drivers/gpu/drm/meson/meson_plane.h +++ b/drivers/gpu/drm/meson/meson_plane.h @@ -1,21 +1,9 @@ +/* SPDX-License-Identifier: GPL-2.0-or-later */ /* * Copyright (C) 2016 BayLibre, SAS * Author: Neil Armstrong <narmstrong@baylibre.com> * Copyright (C) 2014 Endless Mobile * - * This program is free software; you can redistribute it and/or - * modify it under the terms of the GNU General Public License as - * published by the Free Software Foundation; either version 2 of the - * License, or (at your option) any later version. - * - * This program is distributed in the hope that it will be useful, but - * WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU - * General Public License for more details. - * - * You should have received a copy of the GNU General Public License - * along with this program; if not, see <http://www.gnu.org/licenses/>. - * * Written by: * Jasper St. Pierre <jstpierre@mecheye.net> */ diff --git a/drivers/gpu/drm/meson/meson_vclk.c b/drivers/gpu/drm/meson/meson_vclk.c index b39034745444..58b4af5fbb6d 100644 --- a/drivers/gpu/drm/meson/meson_vclk.c +++ b/drivers/gpu/drm/meson/meson_vclk.c @@ -1,20 +1,8 @@ +// SPDX-License-Identifier: GPL-2.0-or-later /* * Copyright (C) 2016 BayLibre, SAS * Author: Neil Armstrong <narmstrong@baylibre.com> * Copyright (C) 2015 Amlogic, Inc. All rights reserved. - * - * This program is free software; you can redistribute it and/or - * modify it under the terms of the GNU General Public License as - * published by the Free Software Foundation; either version 2 of the - * License, or (at your option) any later version. - * - * This program is distributed in the hope that it will be useful, but - * WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU - * General Public License for more details. - * - * You should have received a copy of the GNU General Public License - * along with this program; if not, see <http://www.gnu.org/licenses/>. */ #include <linux/kernel.h> diff --git a/drivers/gpu/drm/meson/meson_vclk.h b/drivers/gpu/drm/meson/meson_vclk.h index 4bd8752da02a..ed993d20abda 100644 --- a/drivers/gpu/drm/meson/meson_vclk.h +++ b/drivers/gpu/drm/meson/meson_vclk.h @@ -1,19 +1,7 @@ +/* SPDX-License-Identifier: GPL-2.0-or-later */ /* * Copyright (C) 2016 BayLibre, SAS * Author: Neil Armstrong <narmstrong@baylibre.com> - * - * This program is free software; you can redistribute it and/or - * modify it under the terms of the GNU General Public License as - * published by the Free Software Foundation; either version 2 of the - * License, or (at your option) any later version. - * - * This program is distributed in the hope that it will be useful, but - * WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU - * General Public License for more details. - * - * You should have received a copy of the GNU General Public License - * along with this program; if not, see <http://www.gnu.org/licenses/>. */ /* Video Clock */ diff --git a/drivers/gpu/drm/meson/meson_venc.c b/drivers/gpu/drm/meson/meson_venc.c index 6faca7313339..7b7a0d8d737c 100644 --- a/drivers/gpu/drm/meson/meson_venc.c +++ b/drivers/gpu/drm/meson/meson_venc.c @@ -1,20 +1,8 @@ +// SPDX-License-Identifier: GPL-2.0-or-later /* * Copyright (C) 2016 BayLibre, SAS * Author: Neil Armstrong <narmstrong@baylibre.com> * Copyright (C) 2015 Amlogic, Inc. All rights reserved. - * - * This program is free software; you can redistribute it and/or - * modify it under the terms of the GNU General Public License as - * published by the Free Software Foundation; either version 2 of the - * License, or (at your option) any later version. - * - * This program is distributed in the hope that it will be useful, but - * WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU - * General Public License for more details. - * - * You should have received a copy of the GNU General Public License - * along with this program; if not, see <http://www.gnu.org/licenses/>. */ #include <linux/kernel.h> diff --git a/drivers/gpu/drm/meson/meson_venc.h b/drivers/gpu/drm/meson/meson_venc.h index 97eaebbfa0c4..985642a1678e 100644 --- a/drivers/gpu/drm/meson/meson_venc.h +++ b/drivers/gpu/drm/meson/meson_venc.h @@ -1,19 +1,7 @@ +/* SPDX-License-Identifier: GPL-2.0-or-later */ /* * Copyright (C) 2016 BayLibre, SAS * Author: Neil Armstrong <narmstrong@baylibre.com> - * - * This program is free software; you can redistribute it and/or - * modify it under the terms of the GNU General Public License as - * published by the Free Software Foundation; either version 2 of the - * License, or (at your option) any later version. - * - * This program is distributed in the hope that it will be useful, but - * WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU - * General Public License for more details. - * - * You should have received a copy of the GNU General Public License - * along with this program; if not, see <http://www.gnu.org/licenses/>. */ /* diff --git a/drivers/gpu/drm/meson/meson_venc_cvbs.c b/drivers/gpu/drm/meson/meson_venc_cvbs.c index 2c5341c881c4..6313a519f257 100644 --- a/drivers/gpu/drm/meson/meson_venc_cvbs.c +++ b/drivers/gpu/drm/meson/meson_venc_cvbs.c @@ -1,22 +1,10 @@ +// SPDX-License-Identifier: GPL-2.0-or-later /* * Copyright (C) 2016 BayLibre, SAS * Author: Neil Armstrong <narmstrong@baylibre.com> * Copyright (C) 2015 Amlogic, Inc. All rights reserved. * Copyright (C) 2014 Endless Mobile * - * This program is free software; you can redistribute it and/or - * modify it under the terms of the GNU General Public License as - * published by the Free Software Foundation; either version 2 of the - * License, or (at your option) any later version. - * - * This program is distributed in the hope that it will be useful, but - * WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU - * General Public License for more details. - * - * You should have received a copy of the GNU General Public License - * along with this program; if not, see <http://www.gnu.org/licenses/>. - * * Written by: * Jasper St. Pierre <jstpierre@mecheye.net> */ diff --git a/drivers/gpu/drm/meson/meson_venc_cvbs.h b/drivers/gpu/drm/meson/meson_venc_cvbs.h index 9256ccf9d931..ab7f76ba469c 100644 --- a/drivers/gpu/drm/meson/meson_venc_cvbs.h +++ b/drivers/gpu/drm/meson/meson_venc_cvbs.h @@ -1,21 +1,9 @@ +/* SPDX-License-Identifier: GPL-2.0-or-later */ /* * Copyright (C) 2016 BayLibre, SAS * Author: Neil Armstrong <narmstrong@baylibre.com> * Copyright (C) 2014 Endless Mobile * - * This program is free software; you can redistribute it and/or - * modify it under the terms of the GNU General Public License as - * published by the Free Software Foundation; either version 2 of the - * License, or (at your option) any later version. - * - * This program is distributed in the hope that it will be useful, but - * WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU - * General Public License for more details. - * - * You should have received a copy of the GNU General Public License - * along with this program; if not, see <http://www.gnu.org/licenses/>. - * * Written by: * Jasper St. Pierre <jstpierre@mecheye.net> */ diff --git a/drivers/gpu/drm/meson/meson_viu.c b/drivers/gpu/drm/meson/meson_viu.c index b59072342cae..462c7cb3e1bd 100644 --- a/drivers/gpu/drm/meson/meson_viu.c +++ b/drivers/gpu/drm/meson/meson_viu.c @@ -1,21 +1,9 @@ +// SPDX-License-Identifier: GPL-2.0-or-later /* * Copyright (C) 2016 BayLibre, SAS * Author: Neil Armstrong <narmstrong@baylibre.com> * Copyright (C) 2015 Amlogic, Inc. All rights reserved. * Copyright (C) 2014 Endless Mobile - * - * This program is free software; you can redistribute it and/or - * modify it under the terms of the GNU General Public License as - * published by the Free Software Foundation; either version 2 of the - * License, or (at your option) any later version. - * - * This program is distributed in the hope that it will be useful, but - * WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU - * General Public License for more details. - * - * You should have received a copy of the GNU General Public License - * along with this program; if not, see <http://www.gnu.org/licenses/>. */ #include <linux/kernel.h> diff --git a/drivers/gpu/drm/meson/meson_viu.h b/drivers/gpu/drm/meson/meson_viu.h index 0f84bddd2ff0..a112e8d18850 100644 --- a/drivers/gpu/drm/meson/meson_viu.h +++ b/drivers/gpu/drm/meson/meson_viu.h @@ -1,19 +1,7 @@ +/* SPDX-License-Identifier: GPL-2.0-or-later */ /* * Copyright (C) 2016 BayLibre, SAS * Author: Neil Armstrong <narmstrong@baylibre.com> - * - * This program is free software; you can redistribute it and/or - * modify it under the terms of the GNU General Public License as - * published by the Free Software Foundation; either version 2 of the - * License, or (at your option) any later version. - * - * This program is distributed in the hope that it will be useful, but - * WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU - * General Public License for more details. - * - * You should have received a copy of the GNU General Public License - * along with this program; if not, see <http://www.gnu.org/licenses/>. */ /* Video Input Unit */ diff --git a/drivers/gpu/drm/meson/meson_vpp.c b/drivers/gpu/drm/meson/meson_vpp.c index 8c52a3455ef4..bfee30fa6e34 100644 --- a/drivers/gpu/drm/meson/meson_vpp.c +++ b/drivers/gpu/drm/meson/meson_vpp.c @@ -1,21 +1,9 @@ +// SPDX-License-Identifier: GPL-2.0-or-later /* * Copyright (C) 2016 BayLibre, SAS * Author: Neil Armstrong <narmstrong@baylibre.com> * Copyright (C) 2015 Amlogic, Inc. All rights reserved. * Copyright (C) 2014 Endless Mobile - * - * This program is free software; you can redistribute it and/or - * modify it under the terms of the GNU General Public License as - * published by the Free Software Foundation; either version 2 of the - * License, or (at your option) any later version. - * - * This program is distributed in the hope that it will be useful, but - * WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU - * General Public License for more details. - * - * You should have received a copy of the GNU General Public License - * along with this program; if not, see <http://www.gnu.org/licenses/>. */ #include <linux/kernel.h> diff --git a/drivers/gpu/drm/meson/meson_vpp.h b/drivers/gpu/drm/meson/meson_vpp.h index 815177cc7dfd..9fc82db8a12d 100644 --- a/drivers/gpu/drm/meson/meson_vpp.h +++ b/drivers/gpu/drm/meson/meson_vpp.h @@ -1,19 +1,7 @@ +/* SPDX-License-Identifier: GPL-2.0-or-later */ /* * Copyright (C) 2016 BayLibre, SAS * Author: Neil Armstrong <narmstrong@baylibre.com> - * - * This program is free software; you can redistribute it and/or - * modify it under the terms of the GNU General Public License as - * published by the Free Software Foundation; either version 2 of the - * License, or (at your option) any later version. - * - * This program is distributed in the hope that it will be useful, but - * WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU - * General Public License for more details. - * - * You should have received a copy of the GNU General Public License - * along with this program; if not, see <http://www.gnu.org/licenses/>. */ /* Video Post Process */ diff --git a/drivers/gpu/drm/mga/Makefile b/drivers/gpu/drm/mga/Makefile index 49e972c2f787..db07c7fcc996 100644 --- a/drivers/gpu/drm/mga/Makefile +++ b/drivers/gpu/drm/mga/Makefile @@ -1,3 +1,4 @@ +# SPDX-License-Identifier: GPL-2.0-only # # Makefile for the drm device driver. This driver provides support for the # Direct Rendering Infrastructure (DRI) in XFree86 4.1.0 and higher. diff --git a/drivers/gpu/drm/mgag200/Kconfig b/drivers/gpu/drm/mgag200/Kconfig index db58578719d2..91f3579546d0 100644 --- a/drivers/gpu/drm/mgag200/Kconfig +++ b/drivers/gpu/drm/mgag200/Kconfig @@ -1,3 +1,4 @@ +# SPDX-License-Identifier: GPL-2.0-only config DRM_MGAG200 tristate "Kernel modesetting driver for MGA G200 server engines" depends on DRM && PCI && MMU diff --git a/drivers/gpu/drm/mgag200/Makefile b/drivers/gpu/drm/mgag200/Makefile index 3d91d1d6c45d..98d204408bd0 100644 --- a/drivers/gpu/drm/mgag200/Makefile +++ b/drivers/gpu/drm/mgag200/Makefile @@ -1,3 +1,4 @@ +# SPDX-License-Identifier: GPL-2.0-only mgag200-y := mgag200_main.o mgag200_mode.o mgag200_cursor.o \ mgag200_drv.o mgag200_fb.o mgag200_i2c.o mgag200_ttm.o diff --git a/drivers/gpu/drm/msm/Kconfig b/drivers/gpu/drm/msm/Kconfig index 9f2029eca39f..9c37e4de5896 100644 --- a/drivers/gpu/drm/msm/Kconfig +++ b/drivers/gpu/drm/msm/Kconfig @@ -1,3 +1,4 @@ +# SPDX-License-Identifier: GPL-2.0-only config DRM_MSM tristate "MSM DRM" diff --git a/drivers/gpu/drm/mxsfb/Kconfig b/drivers/gpu/drm/mxsfb/Kconfig index e9a8d90e6723..0dca8f27169e 100644 --- a/drivers/gpu/drm/mxsfb/Kconfig +++ b/drivers/gpu/drm/mxsfb/Kconfig @@ -1,3 +1,4 @@ +# SPDX-License-Identifier: GPL-2.0-only config DRM_MXS bool help diff --git a/drivers/gpu/drm/mxsfb/Makefile b/drivers/gpu/drm/mxsfb/Makefile index 857f3a4545ff..ff6e358088fa 100644 --- a/drivers/gpu/drm/mxsfb/Makefile +++ b/drivers/gpu/drm/mxsfb/Makefile @@ -1,2 +1,3 @@ +# SPDX-License-Identifier: GPL-2.0-only mxsfb-y := mxsfb_drv.o mxsfb_crtc.o mxsfb_out.o obj-$(CONFIG_DRM_MXSFB) += mxsfb.o diff --git a/drivers/gpu/drm/nouveau/Kconfig b/drivers/gpu/drm/nouveau/Kconfig index 1f1395148ff0..dba2613f7180 100644 --- a/drivers/gpu/drm/nouveau/Kconfig +++ b/drivers/gpu/drm/nouveau/Kconfig @@ -1,3 +1,4 @@ +# SPDX-License-Identifier: GPL-2.0-only config DRM_NOUVEAU tristate "Nouveau (NVIDIA) cards" depends on DRM && PCI && MMU diff --git a/drivers/gpu/drm/omapdrm/Kconfig b/drivers/gpu/drm/omapdrm/Kconfig index b3d08c5f41d4..5417e7a47072 100644 --- a/drivers/gpu/drm/omapdrm/Kconfig +++ b/drivers/gpu/drm/omapdrm/Kconfig @@ -1,3 +1,4 @@ +# SPDX-License-Identifier: GPL-2.0-only config DRM_OMAP tristate "OMAP DRM" depends on DRM diff --git a/drivers/gpu/drm/omapdrm/displays/Kconfig b/drivers/gpu/drm/omapdrm/displays/Kconfig index 7b0bcb494b5c..c2566da32ac4 100644 --- a/drivers/gpu/drm/omapdrm/displays/Kconfig +++ b/drivers/gpu/drm/omapdrm/displays/Kconfig @@ -1,3 +1,4 @@ +# SPDX-License-Identifier: GPL-2.0-only menu "OMAPDRM External Display Device Drivers" config DRM_OMAP_ENCODER_OPA362 diff --git a/drivers/gpu/drm/omapdrm/dss/Kconfig b/drivers/gpu/drm/omapdrm/dss/Kconfig index f24ebf7f61dd..956f23e1452d 100644 --- a/drivers/gpu/drm/omapdrm/dss/Kconfig +++ b/drivers/gpu/drm/omapdrm/dss/Kconfig @@ -1,3 +1,4 @@ +# SPDX-License-Identifier: GPL-2.0-only config OMAP2_DSS_INIT bool diff --git a/drivers/gpu/drm/panel/Kconfig b/drivers/gpu/drm/panel/Kconfig index e36dbb4df867..e281fc544742 100644 --- a/drivers/gpu/drm/panel/Kconfig +++ b/drivers/gpu/drm/panel/Kconfig @@ -1,3 +1,4 @@ +# SPDX-License-Identifier: GPL-2.0-only config DRM_PANEL bool depends on DRM diff --git a/drivers/gpu/drm/panfrost/Kconfig b/drivers/gpu/drm/panfrost/Kconfig index 591611dc4e34..81963e964b0f 100644 --- a/drivers/gpu/drm/panfrost/Kconfig +++ b/drivers/gpu/drm/panfrost/Kconfig @@ -9,6 +9,7 @@ config DRM_PANFROST select IOMMU_SUPPORT select IOMMU_IO_PGTABLE_LPAE select DRM_GEM_SHMEM_HELPER + select PM_DEVFREQ help DRM driver for ARM Mali Midgard (T6xx, T7xx, T8xx) and Bifrost (G3x, G5x, G7x) GPUs. diff --git a/drivers/gpu/drm/panfrost/panfrost_devfreq.c b/drivers/gpu/drm/panfrost/panfrost_devfreq.c index 238bd1d89d43..29fcffdf2d57 100644 --- a/drivers/gpu/drm/panfrost/panfrost_devfreq.c +++ b/drivers/gpu/drm/panfrost/panfrost_devfreq.c @@ -140,8 +140,8 @@ int panfrost_devfreq_init(struct panfrost_device *pfdev) return 0; ret = dev_pm_opp_of_add_table(&pfdev->pdev->dev); - if (ret == -ENODEV) /* Optional, continue without devfreq */ - return 0; + if (ret) + return ret; panfrost_devfreq_reset(pfdev); @@ -170,9 +170,6 @@ void panfrost_devfreq_resume(struct panfrost_device *pfdev) { int i; - if (!pfdev->devfreq.devfreq) - return; - panfrost_devfreq_reset(pfdev); for (i = 0; i < NUM_JOB_SLOTS; i++) pfdev->devfreq.slot[i].busy = false; @@ -182,9 +179,6 @@ void panfrost_devfreq_resume(struct panfrost_device *pfdev) void panfrost_devfreq_suspend(struct panfrost_device *pfdev) { - if (!pfdev->devfreq.devfreq) - return; - devfreq_suspend_device(pfdev->devfreq.devfreq); } @@ -194,9 +188,6 @@ static void panfrost_devfreq_update_utilization(struct panfrost_device *pfdev, i ktime_t now; ktime_t last; - if (!pfdev->devfreq.devfreq) - return; - now = ktime_get(); last = pfdev->devfreq.slot[slot].time_last_update; diff --git a/drivers/gpu/drm/pl111/Kconfig b/drivers/gpu/drm/pl111/Kconfig index e5e2abd66491..80f6748055e3 100644 --- a/drivers/gpu/drm/pl111/Kconfig +++ b/drivers/gpu/drm/pl111/Kconfig @@ -1,3 +1,4 @@ +# SPDX-License-Identifier: GPL-2.0-only config DRM_PL111 tristate "DRM Support for PL111 CLCD Controller" depends on DRM diff --git a/drivers/gpu/drm/pl111/pl111_versatile.c b/drivers/gpu/drm/pl111/pl111_versatile.c index 1c318ad32a8c..38f4ee05285e 100644 --- a/drivers/gpu/drm/pl111/pl111_versatile.c +++ b/drivers/gpu/drm/pl111/pl111_versatile.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0-only #include <linux/amba/clcd-regs.h> #include <linux/device.h> #include <linux/of.h> diff --git a/drivers/gpu/drm/qxl/Kconfig b/drivers/gpu/drm/qxl/Kconfig index 378da5918e6c..d0d691b31f4a 100644 --- a/drivers/gpu/drm/qxl/Kconfig +++ b/drivers/gpu/drm/qxl/Kconfig @@ -1,3 +1,4 @@ +# SPDX-License-Identifier: GPL-2.0-only config DRM_QXL tristate "QXL virtual GPU" depends on DRM && PCI && MMU diff --git a/drivers/gpu/drm/qxl/Makefile b/drivers/gpu/drm/qxl/Makefile index fc59d42b31af..1b6c201212ee 100644 --- a/drivers/gpu/drm/qxl/Makefile +++ b/drivers/gpu/drm/qxl/Makefile @@ -1,3 +1,4 @@ +# SPDX-License-Identifier: GPL-2.0-only # # Makefile for the drm device driver. This driver provides support for the # Direct Rendering Infrastructure (DRI) in XFree86 4.1.0 and higher. diff --git a/drivers/gpu/drm/r128/Makefile b/drivers/gpu/drm/r128/Makefile index 1a6700ebaf09..ae8a1860c6b8 100644 --- a/drivers/gpu/drm/r128/Makefile +++ b/drivers/gpu/drm/r128/Makefile @@ -1,3 +1,4 @@ +# SPDX-License-Identifier: GPL-2.0-only # # Makefile for the drm device driver. This driver provides support for the # Direct Rendering Infrastructure (DRI) in XFree86 4.1.0 and higher. diff --git a/drivers/gpu/drm/radeon/Kconfig b/drivers/gpu/drm/radeon/Kconfig index 9909f5c68d76..6f60f4840cc5 100644 --- a/drivers/gpu/drm/radeon/Kconfig +++ b/drivers/gpu/drm/radeon/Kconfig @@ -1,3 +1,4 @@ +# SPDX-License-Identifier: GPL-2.0-only config DRM_RADEON_USERPTR bool "Always enable userptr support" depends on DRM_RADEON diff --git a/drivers/gpu/drm/rockchip/Kconfig b/drivers/gpu/drm/rockchip/Kconfig index 2cdf3b62d559..6f4222f8beeb 100644 --- a/drivers/gpu/drm/rockchip/Kconfig +++ b/drivers/gpu/drm/rockchip/Kconfig @@ -1,3 +1,4 @@ +# SPDX-License-Identifier: GPL-2.0-only config DRM_ROCKCHIP tristate "DRM Support for Rockchip" depends on DRM && ROCKCHIP_IOMMU diff --git a/drivers/gpu/drm/savage/Makefile b/drivers/gpu/drm/savage/Makefile index cfd436bb28e4..3e520763d259 100644 --- a/drivers/gpu/drm/savage/Makefile +++ b/drivers/gpu/drm/savage/Makefile @@ -1,3 +1,4 @@ +# SPDX-License-Identifier: GPL-2.0-only # # Makefile for the drm device driver. This driver provides support for the # Direct Rendering Infrastructure (DRI) in XFree86 4.1.0 and higher. diff --git a/drivers/gpu/drm/selftests/Makefile b/drivers/gpu/drm/selftests/Makefile index 1bb73dc4c88c..8ec64ecf0e36 100644 --- a/drivers/gpu/drm/selftests/Makefile +++ b/drivers/gpu/drm/selftests/Makefile @@ -1,3 +1,4 @@ +# SPDX-License-Identifier: GPL-2.0-only test-drm_modeset-y := test-drm_modeset_common.o test-drm_plane_helper.o \ test-drm_format.o test-drm_framebuffer.o \ test-drm_damage_helper.o diff --git a/drivers/gpu/drm/selftests/test-drm_mm.c b/drivers/gpu/drm/selftests/test-drm_mm.c index 286a0eeefcb6..388f9844f4ba 100644 --- a/drivers/gpu/drm/selftests/test-drm_mm.c +++ b/drivers/gpu/drm/selftests/test-drm_mm.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * Test cases for the drm_mm range manager */ diff --git a/drivers/gpu/drm/sis/Makefile b/drivers/gpu/drm/sis/Makefile index 7bf4c130c8fd..02b0253fda93 100644 --- a/drivers/gpu/drm/sis/Makefile +++ b/drivers/gpu/drm/sis/Makefile @@ -1,3 +1,4 @@ +# SPDX-License-Identifier: GPL-2.0-only # # Makefile for the drm device driver. This driver provides support for the # Direct Rendering Infrastructure (DRI) in XFree86 4.1.0 and higher. diff --git a/drivers/gpu/drm/sti/Kconfig b/drivers/gpu/drm/sti/Kconfig index 1963cc1b1cc5..d0cfdd36b38f 100644 --- a/drivers/gpu/drm/sti/Kconfig +++ b/drivers/gpu/drm/sti/Kconfig @@ -1,3 +1,4 @@ +# SPDX-License-Identifier: GPL-2.0-only config DRM_STI tristate "DRM Support for STMicroelectronics SoC stiH4xx Series" depends on OF && DRM && (ARCH_STI || ARCH_MULTIPLATFORM) diff --git a/drivers/gpu/drm/stm/Kconfig b/drivers/gpu/drm/stm/Kconfig index d15b10de1da6..b7d66915a2be 100644 --- a/drivers/gpu/drm/stm/Kconfig +++ b/drivers/gpu/drm/stm/Kconfig @@ -1,3 +1,4 @@ +# SPDX-License-Identifier: GPL-2.0-only config DRM_STM tristate "DRM Support for STMicroelectronics SoC Series" depends on DRM && (ARCH_STM32 || ARCH_MULTIPLATFORM) diff --git a/drivers/gpu/drm/stm/Makefile b/drivers/gpu/drm/stm/Makefile index d883adc365a2..4df5caf01f35 100644 --- a/drivers/gpu/drm/stm/Makefile +++ b/drivers/gpu/drm/stm/Makefile @@ -1,3 +1,4 @@ +# SPDX-License-Identifier: GPL-2.0-only stm-drm-y := \ drv.o \ ltdc.o diff --git a/drivers/gpu/drm/sun4i/Kconfig b/drivers/gpu/drm/sun4i/Kconfig index 1dbbc3a1b763..37e90e42943f 100644 --- a/drivers/gpu/drm/sun4i/Kconfig +++ b/drivers/gpu/drm/sun4i/Kconfig @@ -1,3 +1,4 @@ +# SPDX-License-Identifier: GPL-2.0-only config DRM_SUN4I tristate "DRM Support for Allwinner A10 Display Engine" depends on DRM && (ARM || ARM64) && COMMON_CLK diff --git a/drivers/gpu/drm/sun4i/sun6i_mipi_dsi.c b/drivers/gpu/drm/sun4i/sun6i_mipi_dsi.c index 6ff585055a07..bfa7e2b146df 100644 --- a/drivers/gpu/drm/sun4i/sun6i_mipi_dsi.c +++ b/drivers/gpu/drm/sun4i/sun6i_mipi_dsi.c @@ -457,8 +457,9 @@ static void sun6i_dsi_setup_inst_loop(struct sun6i_dsi *dsi, u16 delay = 50 - 1; if (device->mode_flags & MIPI_DSI_MODE_VIDEO_BURST) { - delay = (mode->htotal - mode->hdisplay) * 150; - delay /= (mode->clock / 1000) * 8; + u32 hsync_porch = (mode->htotal - mode->hdisplay) * 150; + + delay = (hsync_porch / ((mode->clock / 1000) * 8)); delay -= 50; } diff --git a/drivers/gpu/drm/sun4i/sun8i_hdmi_phy.c b/drivers/gpu/drm/sun4i/sun8i_hdmi_phy.c index 66ea3a902e36..43643ad31730 100644 --- a/drivers/gpu/drm/sun4i/sun8i_hdmi_phy.c +++ b/drivers/gpu/drm/sun4i/sun8i_hdmi_phy.c @@ -293,7 +293,8 @@ static int sun8i_hdmi_phy_config_h3(struct dw_hdmi *hdmi, SUN8I_HDMI_PHY_ANA_CFG2_REG_BIGSW | SUN8I_HDMI_PHY_ANA_CFG2_REG_SLV(4); ana_cfg3_init |= SUN8I_HDMI_PHY_ANA_CFG3_REG_AMPCK(9) | - SUN8I_HDMI_PHY_ANA_CFG3_REG_AMP(13); + SUN8I_HDMI_PHY_ANA_CFG3_REG_AMP(13) | + SUN8I_HDMI_PHY_ANA_CFG3_REG_EMP(3); } regmap_update_bits(phy->regs, SUN8I_HDMI_PHY_ANA_CFG1_REG, @@ -672,22 +673,13 @@ int sun8i_hdmi_phy_probe(struct sun8i_dw_hdmi *hdmi, struct device_node *node) goto err_put_clk_pll0; } } - - ret = sun8i_phy_clk_create(phy, dev, - phy->variant->has_second_pll); - if (ret) { - dev_err(dev, "Couldn't create the PHY clock\n"); - goto err_put_clk_pll1; - } - - clk_prepare_enable(phy->clk_phy); } phy->rst_phy = of_reset_control_get_shared(node, "phy"); if (IS_ERR(phy->rst_phy)) { dev_err(dev, "Could not get phy reset control\n"); ret = PTR_ERR(phy->rst_phy); - goto err_disable_clk_phy; + goto err_put_clk_pll1; } ret = reset_control_deassert(phy->rst_phy); @@ -708,18 +700,29 @@ int sun8i_hdmi_phy_probe(struct sun8i_dw_hdmi *hdmi, struct device_node *node) goto err_disable_clk_bus; } + if (phy->variant->has_phy_clk) { + ret = sun8i_phy_clk_create(phy, dev, + phy->variant->has_second_pll); + if (ret) { + dev_err(dev, "Couldn't create the PHY clock\n"); + goto err_disable_clk_mod; + } + + clk_prepare_enable(phy->clk_phy); + } + hdmi->phy = phy; return 0; +err_disable_clk_mod: + clk_disable_unprepare(phy->clk_mod); err_disable_clk_bus: clk_disable_unprepare(phy->clk_bus); err_deassert_rst_phy: reset_control_assert(phy->rst_phy); err_put_rst_phy: reset_control_put(phy->rst_phy); -err_disable_clk_phy: - clk_disable_unprepare(phy->clk_phy); err_put_clk_pll1: clk_put(phy->clk_pll1); err_put_clk_pll0: diff --git a/drivers/gpu/drm/tdfx/Makefile b/drivers/gpu/drm/tdfx/Makefile index 74bd4ae32348..03b7d0f087b0 100644 --- a/drivers/gpu/drm/tdfx/Makefile +++ b/drivers/gpu/drm/tdfx/Makefile @@ -1,3 +1,4 @@ +# SPDX-License-Identifier: GPL-2.0-only # # Makefile for the drm device driver. This driver provides support for the # Direct Rendering Infrastructure (DRI) in XFree86 4.1.0 and higher. diff --git a/drivers/gpu/drm/tegra/Kconfig b/drivers/gpu/drm/tegra/Kconfig index cf54847a8bd1..1d1269fde3c1 100644 --- a/drivers/gpu/drm/tegra/Kconfig +++ b/drivers/gpu/drm/tegra/Kconfig @@ -1,3 +1,4 @@ +# SPDX-License-Identifier: GPL-2.0-only config DRM_TEGRA tristate "NVIDIA Tegra DRM" depends on ARCH_TEGRA || (ARM && COMPILE_TEST) diff --git a/drivers/gpu/drm/tilcdc/Kconfig b/drivers/gpu/drm/tilcdc/Kconfig index cb7df2086aee..9f505a149990 100644 --- a/drivers/gpu/drm/tilcdc/Kconfig +++ b/drivers/gpu/drm/tilcdc/Kconfig @@ -1,3 +1,4 @@ +# SPDX-License-Identifier: GPL-2.0-only config DRM_TILCDC tristate "DRM Support for TI LCDC Display Controller" depends on DRM && OF && ARM diff --git a/drivers/gpu/drm/tinydrm/Kconfig b/drivers/gpu/drm/tinydrm/Kconfig index 2c408ac1a900..87819c82bcce 100644 --- a/drivers/gpu/drm/tinydrm/Kconfig +++ b/drivers/gpu/drm/tinydrm/Kconfig @@ -1,3 +1,4 @@ +# SPDX-License-Identifier: GPL-2.0-only menuconfig DRM_TINYDRM tristate "Support for simple displays" depends on DRM diff --git a/drivers/gpu/drm/tinydrm/Makefile b/drivers/gpu/drm/tinydrm/Makefile index f823066f7743..48ec8ed9dc16 100644 --- a/drivers/gpu/drm/tinydrm/Makefile +++ b/drivers/gpu/drm/tinydrm/Makefile @@ -1,3 +1,4 @@ +# SPDX-License-Identifier: GPL-2.0-only obj-$(CONFIG_DRM_TINYDRM) += core/ # Controllers diff --git a/drivers/gpu/drm/tinydrm/core/Makefile b/drivers/gpu/drm/tinydrm/core/Makefile index 6f8f764560e0..01065e920aea 100644 --- a/drivers/gpu/drm/tinydrm/core/Makefile +++ b/drivers/gpu/drm/tinydrm/core/Makefile @@ -1,3 +1,4 @@ +# SPDX-License-Identifier: GPL-2.0-only tinydrm-y := tinydrm-pipe.o tinydrm-helpers.o obj-$(CONFIG_DRM_TINYDRM) += tinydrm.o diff --git a/drivers/gpu/drm/tve200/Kconfig b/drivers/gpu/drm/tve200/Kconfig index c5f03bf4570c..e2d163c74ed6 100644 --- a/drivers/gpu/drm/tve200/Kconfig +++ b/drivers/gpu/drm/tve200/Kconfig @@ -1,3 +1,4 @@ +# SPDX-License-Identifier: GPL-2.0-only config DRM_TVE200 tristate "DRM Support for Faraday TV Encoder TVE200" depends on DRM diff --git a/drivers/gpu/drm/tve200/Makefile b/drivers/gpu/drm/tve200/Makefile index 6b7a6a1dcbf8..69948ed2668e 100644 --- a/drivers/gpu/drm/tve200/Makefile +++ b/drivers/gpu/drm/tve200/Makefile @@ -1,3 +1,4 @@ +# SPDX-License-Identifier: GPL-2.0-only tve200_drm-y += tve200_display.o \ tve200_drv.o diff --git a/drivers/gpu/drm/udl/Kconfig b/drivers/gpu/drm/udl/Kconfig index 1616ec4f4d84..b4d179b87f01 100644 --- a/drivers/gpu/drm/udl/Kconfig +++ b/drivers/gpu/drm/udl/Kconfig @@ -1,3 +1,4 @@ +# SPDX-License-Identifier: GPL-2.0-only config DRM_UDL tristate "DisplayLink" depends on DRM diff --git a/drivers/gpu/drm/udl/Makefile b/drivers/gpu/drm/udl/Makefile index 36f2e825102b..e5bb6f757e11 100644 --- a/drivers/gpu/drm/udl/Makefile +++ b/drivers/gpu/drm/udl/Makefile @@ -1,3 +1,4 @@ +# SPDX-License-Identifier: GPL-2.0-only udl-y := udl_drv.o udl_modeset.o udl_connector.o udl_encoder.o udl_main.o udl_fb.o udl_transfer.o udl_gem.o udl_dmabuf.o obj-$(CONFIG_DRM_UDL) := udl.o diff --git a/drivers/gpu/drm/udl/udl_dmabuf.c b/drivers/gpu/drm/udl/udl_dmabuf.c index 556f62662aa9..a28892146f7c 100644 --- a/drivers/gpu/drm/udl/udl_dmabuf.c +++ b/drivers/gpu/drm/udl/udl_dmabuf.c @@ -1,20 +1,8 @@ +// SPDX-License-Identifier: GPL-2.0-or-later /* * udl_dmabuf.c * * Copyright (c) 2014 The Chromium OS Authors - * - * This program is free software; you can redistribute it and/or modify it - * under the terms of the GNU General Public License as published by the - * Free Software Foundation; either version 2 of the License, or (at your - * option) any later version. - * - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. - * - * You should have received a copy of the GNU General Public License - * along with this program. If not, see <http://www.gnu.org/licenses/>. */ #include <drm/drmP.h> diff --git a/drivers/gpu/drm/v3d/Kconfig b/drivers/gpu/drm/v3d/Kconfig index 75a74c45f109..9a5c44606337 100644 --- a/drivers/gpu/drm/v3d/Kconfig +++ b/drivers/gpu/drm/v3d/Kconfig @@ -1,3 +1,4 @@ +# SPDX-License-Identifier: GPL-2.0-only config DRM_V3D tristate "Broadcom V3D 3.x and newer" depends on ARCH_BCM || ARCH_BCMSTB || COMPILE_TEST diff --git a/drivers/gpu/drm/v3d/Makefile b/drivers/gpu/drm/v3d/Makefile index 34446e1de64f..db4cfc155821 100644 --- a/drivers/gpu/drm/v3d/Makefile +++ b/drivers/gpu/drm/v3d/Makefile @@ -1,3 +1,4 @@ +# SPDX-License-Identifier: GPL-2.0-only # Please keep these build lists sorted! # core driver code diff --git a/drivers/gpu/drm/vc4/Kconfig b/drivers/gpu/drm/vc4/Kconfig index fdae18aeab4f..7c2317efd5b7 100644 --- a/drivers/gpu/drm/vc4/Kconfig +++ b/drivers/gpu/drm/vc4/Kconfig @@ -1,3 +1,4 @@ +# SPDX-License-Identifier: GPL-2.0-only config DRM_VC4 tristate "Broadcom VC4 Graphics" depends on ARCH_BCM || ARCH_BCM2835 || COMPILE_TEST diff --git a/drivers/gpu/drm/vgem/Makefile b/drivers/gpu/drm/vgem/Makefile index cb5d413b9c93..55eb5be044b4 100644 --- a/drivers/gpu/drm/vgem/Makefile +++ b/drivers/gpu/drm/vgem/Makefile @@ -1,3 +1,4 @@ +# SPDX-License-Identifier: GPL-2.0-only vgem-y := vgem_drv.o vgem_fence.o obj-$(CONFIG_DRM_VGEM) += vgem.o diff --git a/drivers/gpu/drm/via/Makefile b/drivers/gpu/drm/via/Makefile index 751fa8b8a014..84db4eee7828 100644 --- a/drivers/gpu/drm/via/Makefile +++ b/drivers/gpu/drm/via/Makefile @@ -1,3 +1,4 @@ +# SPDX-License-Identifier: GPL-2.0-only # # Makefile for the drm device driver. This driver provides support for the # Direct Rendering Infrastructure (DRI) in XFree86 4.1.0 and higher. diff --git a/drivers/gpu/drm/virtio/Kconfig b/drivers/gpu/drm/virtio/Kconfig index 0c384d9a2b75..ba36e933bb49 100644 --- a/drivers/gpu/drm/virtio/Kconfig +++ b/drivers/gpu/drm/virtio/Kconfig @@ -1,3 +1,4 @@ +# SPDX-License-Identifier: GPL-2.0-only config DRM_VIRTIO_GPU tristate "Virtio GPU driver" depends on DRM && VIRTIO && MMU diff --git a/drivers/gpu/drm/vkms/Makefile b/drivers/gpu/drm/vkms/Makefile index 37966914f70b..89f09bec7b23 100644 --- a/drivers/gpu/drm/vkms/Makefile +++ b/drivers/gpu/drm/vkms/Makefile @@ -1,3 +1,4 @@ +# SPDX-License-Identifier: GPL-2.0-only vkms-y := vkms_drv.o vkms_plane.o vkms_output.o vkms_crtc.o vkms_gem.o vkms_crc.o obj-$(CONFIG_DRM_VKMS) += vkms.o diff --git a/drivers/gpu/drm/vmwgfx/ttm_object.c b/drivers/gpu/drm/vmwgfx/ttm_object.c index 36990b80e790..16077785ad47 100644 --- a/drivers/gpu/drm/vmwgfx/ttm_object.c +++ b/drivers/gpu/drm/vmwgfx/ttm_object.c @@ -174,7 +174,7 @@ int ttm_base_object_init(struct ttm_object_file *tfile, kref_init(&base->refcount); idr_preload(GFP_KERNEL); spin_lock(&tdev->object_lock); - ret = idr_alloc(&tdev->idr, base, 0, 0, GFP_NOWAIT); + ret = idr_alloc(&tdev->idr, base, 1, 0, GFP_NOWAIT); spin_unlock(&tdev->object_lock); idr_preload_end(); if (ret < 0) diff --git a/drivers/gpu/drm/vmwgfx/vmwgfx_drv.c b/drivers/gpu/drm/vmwgfx/vmwgfx_drv.c index bf6c3500d363..4ff11a0077e1 100644 --- a/drivers/gpu/drm/vmwgfx/vmwgfx_drv.c +++ b/drivers/gpu/drm/vmwgfx/vmwgfx_drv.c @@ -1239,7 +1239,13 @@ static int vmw_master_set(struct drm_device *dev, } dev_priv->active_master = vmaster; - drm_sysfs_hotplug_event(dev); + + /* + * Inform a new master that the layout may have changed while + * it was gone. + */ + if (!from_open) + drm_sysfs_hotplug_event(dev); return 0; } diff --git a/drivers/gpu/drm/vmwgfx/vmwgfx_drv.h b/drivers/gpu/drm/vmwgfx/vmwgfx_drv.h index 96983c47fb40..366dcfc1f9bb 100644 --- a/drivers/gpu/drm/vmwgfx/vmwgfx_drv.h +++ b/drivers/gpu/drm/vmwgfx/vmwgfx_drv.h @@ -296,7 +296,7 @@ struct vmw_sg_table { struct vmw_piter { struct page **pages; const dma_addr_t *addrs; - struct sg_page_iter iter; + struct sg_dma_page_iter iter; unsigned long i; unsigned long num_pages; bool (*next)(struct vmw_piter *); diff --git a/drivers/gpu/drm/vmwgfx/vmwgfx_execbuf.c b/drivers/gpu/drm/vmwgfx/vmwgfx_execbuf.c index 2ff7ba04d8c8..33533d126277 100644 --- a/drivers/gpu/drm/vmwgfx/vmwgfx_execbuf.c +++ b/drivers/gpu/drm/vmwgfx/vmwgfx_execbuf.c @@ -2010,6 +2010,11 @@ static int vmw_cmd_set_shader(struct vmw_private *dev_priv, return 0; if (cmd->body.shid != SVGA3D_INVALID_ID) { + /* + * This is the compat shader path - Per device guest-backed + * shaders, but user-space thinks it's per context host- + * backed shaders. + */ res = vmw_shader_lookup(vmw_context_res_man(ctx), cmd->body.shid, cmd->body.type); if (!IS_ERR(res)) { @@ -2017,6 +2022,14 @@ static int vmw_cmd_set_shader(struct vmw_private *dev_priv, VMW_RES_DIRTY_NONE); if (unlikely(ret != 0)) return ret; + + ret = vmw_resource_relocation_add + (sw_context, res, + vmw_ptr_diff(sw_context->buf_start, + &cmd->body.shid), + vmw_res_rel_normal); + if (unlikely(ret != 0)) + return ret; } } @@ -2193,7 +2206,8 @@ static int vmw_cmd_dx_set_shader(struct vmw_private *dev_priv, cmd = container_of(header, typeof(*cmd), header); - if (cmd->body.type >= SVGA3D_SHADERTYPE_DX10_MAX) { + if (cmd->body.type >= SVGA3D_SHADERTYPE_DX10_MAX || + cmd->body.type < SVGA3D_SHADERTYPE_MIN) { VMW_DEBUG_USER("Illegal shader type %u.\n", (unsigned int) cmd->body.type); return -EINVAL; @@ -2414,6 +2428,10 @@ static int vmw_cmd_dx_view_define(struct vmw_private *dev_priv, return -EINVAL; cmd = container_of(header, typeof(*cmd), header); + if (unlikely(cmd->sid == SVGA3D_INVALID_ID)) { + VMW_DEBUG_USER("Invalid surface id.\n"); + return -EINVAL; + } ret = vmw_cmd_res_check(dev_priv, sw_context, vmw_res_surface, VMW_RES_DIRTY_NONE, user_surface_converter, &cmd->sid, &srf); diff --git a/drivers/gpu/drm/vmwgfx/vmwgfx_ttm_buffer.c b/drivers/gpu/drm/vmwgfx/vmwgfx_ttm_buffer.c index a3357ff7540d..a6ea75b58a83 100644 --- a/drivers/gpu/drm/vmwgfx/vmwgfx_ttm_buffer.c +++ b/drivers/gpu/drm/vmwgfx/vmwgfx_ttm_buffer.c @@ -266,7 +266,9 @@ static bool __vmw_piter_non_sg_next(struct vmw_piter *viter) static bool __vmw_piter_sg_next(struct vmw_piter *viter) { - return __sg_page_iter_next(&viter->iter); + bool ret = __vmw_piter_non_sg_next(viter); + + return __sg_page_iter_dma_next(&viter->iter) && ret; } @@ -284,12 +286,6 @@ static struct page *__vmw_piter_non_sg_page(struct vmw_piter *viter) return viter->pages[viter->i]; } -static struct page *__vmw_piter_sg_page(struct vmw_piter *viter) -{ - return sg_page_iter_page(&viter->iter); -} - - /** * Helper functions to return the DMA address of the current page. * @@ -311,13 +307,7 @@ static dma_addr_t __vmw_piter_dma_addr(struct vmw_piter *viter) static dma_addr_t __vmw_piter_sg_addr(struct vmw_piter *viter) { - /* - * FIXME: This driver wrongly mixes DMA and CPU SG list iteration and - * needs revision. See - * https://lore.kernel.org/lkml/20190104223531.GA1705@ziepe.ca/ - */ - return sg_page_iter_dma_address( - container_of(&viter->iter, struct sg_dma_page_iter, base)); + return sg_page_iter_dma_address(&viter->iter); } @@ -336,26 +326,23 @@ void vmw_piter_start(struct vmw_piter *viter, const struct vmw_sg_table *vsgt, { viter->i = p_offset - 1; viter->num_pages = vsgt->num_pages; + viter->page = &__vmw_piter_non_sg_page; + viter->pages = vsgt->pages; switch (vsgt->mode) { case vmw_dma_phys: viter->next = &__vmw_piter_non_sg_next; viter->dma_address = &__vmw_piter_phys_addr; - viter->page = &__vmw_piter_non_sg_page; - viter->pages = vsgt->pages; break; case vmw_dma_alloc_coherent: viter->next = &__vmw_piter_non_sg_next; viter->dma_address = &__vmw_piter_dma_addr; - viter->page = &__vmw_piter_non_sg_page; viter->addrs = vsgt->addrs; - viter->pages = vsgt->pages; break; case vmw_dma_map_populate: case vmw_dma_map_bind: viter->next = &__vmw_piter_sg_next; viter->dma_address = &__vmw_piter_sg_addr; - viter->page = &__vmw_piter_sg_page; - __sg_page_iter_start(&viter->iter, vsgt->sgt->sgl, + __sg_page_iter_start(&viter->iter.base, vsgt->sgt->sgl, vsgt->sgt->orig_nents, p_offset); break; default: diff --git a/drivers/gpu/drm/xen/Kconfig b/drivers/gpu/drm/xen/Kconfig index f969d486855d..fab1373e1fb3 100644 --- a/drivers/gpu/drm/xen/Kconfig +++ b/drivers/gpu/drm/xen/Kconfig @@ -1,3 +1,4 @@ +# SPDX-License-Identifier: GPL-2.0-only config DRM_XEN bool "DRM Support for Xen guest OS" depends on XEN diff --git a/drivers/gpu/drm/zte/Kconfig b/drivers/gpu/drm/zte/Kconfig index 5b36421ef3e5..90ebaedc11fd 100644 --- a/drivers/gpu/drm/zte/Kconfig +++ b/drivers/gpu/drm/zte/Kconfig @@ -1,3 +1,4 @@ +# SPDX-License-Identifier: GPL-2.0-only config DRM_ZTE tristate "DRM Support for ZTE SoCs" depends on DRM && ARCH_ZX diff --git a/drivers/gpu/host1x/Kconfig b/drivers/gpu/host1x/Kconfig index 91916326957f..cf987a317a55 100644 --- a/drivers/gpu/host1x/Kconfig +++ b/drivers/gpu/host1x/Kconfig @@ -1,3 +1,4 @@ +# SPDX-License-Identifier: GPL-2.0-only config TEGRA_HOST1X tristate "NVIDIA Tegra host1x driver" depends on ARCH_TEGRA || (ARM && COMPILE_TEST) diff --git a/drivers/gpu/ipu-v3/Kconfig b/drivers/gpu/ipu-v3/Kconfig index fe6f8c5b4445..061fb990c120 100644 --- a/drivers/gpu/ipu-v3/Kconfig +++ b/drivers/gpu/ipu-v3/Kconfig @@ -1,3 +1,4 @@ +# SPDX-License-Identifier: GPL-2.0-only config IMX_IPUV3_CORE tristate "IPUv3 core support" depends on SOC_IMX5 || SOC_IMX6Q || ARCH_MULTIPLATFORM || COMPILE_TEST diff --git a/drivers/gpu/vga/Kconfig b/drivers/gpu/vga/Kconfig index d5f1d8e1c6f8..84ab482d0db6 100644 --- a/drivers/gpu/vga/Kconfig +++ b/drivers/gpu/vga/Kconfig @@ -1,3 +1,4 @@ +# SPDX-License-Identifier: GPL-2.0-only config VGA_ARB bool "VGA Arbitration" if EXPERT default y diff --git a/drivers/gpu/vga/Makefile b/drivers/gpu/vga/Makefile index 14ca30b75d0a..e92064442d60 100644 --- a/drivers/gpu/vga/Makefile +++ b/drivers/gpu/vga/Makefile @@ -1,2 +1,3 @@ +# SPDX-License-Identifier: GPL-2.0-only obj-$(CONFIG_VGA_ARB) += vgaarb.o obj-$(CONFIG_VGA_SWITCHEROO) += vga_switcheroo.o |