diff options
Diffstat (limited to 'drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm.c')
| -rw-r--r-- | drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm.c | 115 |
1 files changed, 114 insertions, 1 deletions
diff --git a/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm.c b/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm.c index 74e32246ff30..4ec86ed5622f 100644 --- a/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm.c +++ b/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm.c @@ -49,6 +49,16 @@ #include "modules/inc/mod_freesync.h" +#if defined(CONFIG_DRM_AMD_DC_DCN1_0) +#include "ivsrcid/irqsrcs_dcn_1_0.h" + +#include "raven1/DCN/dcn_1_0_offset.h" +#include "raven1/DCN/dcn_1_0_sh_mask.h" +#include "vega10/soc15ip.h" + +#include "soc15_common.h" +#endif + static enum drm_plane_type dm_surfaces_type_default[AMDGPU_MAX_PLANES] = { DRM_PLANE_TYPE_PRIMARY, DRM_PLANE_TYPE_PRIMARY, @@ -930,7 +940,8 @@ static int dce110_register_irq_handlers(struct amdgpu_device *adev) int i; unsigned client_id = AMDGPU_IH_CLIENTID_LEGACY; - if (adev->asic_type == CHIP_VEGA10) + if (adev->asic_type == CHIP_VEGA10 || + adev->asic_type == CHIP_RAVEN) client_id = AMDGPU_IH_CLIENTID_DCE; int_params.requested_polarity = INTERRUPT_POLARITY_DEFAULT; @@ -1003,6 +1014,92 @@ static int dce110_register_irq_handlers(struct amdgpu_device *adev) return 0; } +#if defined(CONFIG_DRM_AMD_DC_DCN1_0) +/* Register IRQ sources and initialize IRQ callbacks */ +static int dcn10_register_irq_handlers(struct amdgpu_device *adev) +{ + struct dc *dc = adev->dm.dc; + struct common_irq_params *c_irq_params; + struct dc_interrupt_params int_params = {0}; + int r; + int i; + + int_params.requested_polarity = INTERRUPT_POLARITY_DEFAULT; + int_params.current_polarity = INTERRUPT_POLARITY_DEFAULT; + + /* Actions of amdgpu_irq_add_id(): + * 1. Register a set() function with base driver. + * Base driver will call set() function to enable/disable an + * interrupt in DC hardware. + * 2. Register amdgpu_dm_irq_handler(). + * Base driver will call amdgpu_dm_irq_handler() for ALL interrupts + * coming from DC hardware. + * amdgpu_dm_irq_handler() will re-direct the interrupt to DC + * for acknowledging and handling. + * */ + + /* Use VSTARTUP interrupt */ + for (i = DCN_1_0__SRCID__DC_D1_OTG_VSTARTUP; + i <= DCN_1_0__SRCID__DC_D1_OTG_VSTARTUP + adev->mode_info.num_crtc - 1; + i++) { + r = amdgpu_irq_add_id(adev, AMDGPU_IH_CLIENTID_DCE, i, &adev->crtc_irq); + + if (r) { + DRM_ERROR("Failed to add crtc irq id!\n"); + return r; + } + + int_params.int_context = INTERRUPT_HIGH_IRQ_CONTEXT; + int_params.irq_source = + dc_interrupt_to_irq_source(dc, i, 0); + + c_irq_params = &adev->dm.vblank_params[int_params.irq_source - DC_IRQ_SOURCE_VBLANK1]; + + c_irq_params->adev = adev; + c_irq_params->irq_src = int_params.irq_source; + + amdgpu_dm_irq_register_interrupt(adev, &int_params, + dm_crtc_high_irq, c_irq_params); + } + + /* Use GRPH_PFLIP interrupt */ + for (i = DCN_1_0__SRCID__HUBP0_FLIP_INTERRUPT; + i <= DCN_1_0__SRCID__HUBP0_FLIP_INTERRUPT + adev->mode_info.num_crtc - 1; + i++) { + r = amdgpu_irq_add_id(adev, AMDGPU_IH_CLIENTID_DCE, i, &adev->pageflip_irq); + if (r) { + DRM_ERROR("Failed to add page flip irq id!\n"); + return r; + } + + int_params.int_context = INTERRUPT_HIGH_IRQ_CONTEXT; + int_params.irq_source = + dc_interrupt_to_irq_source(dc, i, 0); + + c_irq_params = &adev->dm.pflip_params[int_params.irq_source - DC_IRQ_SOURCE_PFLIP_FIRST]; + + c_irq_params->adev = adev; + c_irq_params->irq_src = int_params.irq_source; + + amdgpu_dm_irq_register_interrupt(adev, &int_params, + dm_pflip_high_irq, c_irq_params); + + } + + /* HPD */ + r = amdgpu_irq_add_id(adev, AMDGPU_IH_CLIENTID_DCE, DCN_1_0__SRCID__DC_HPD1_INT, + &adev->hpd_irq); + if (r) { + DRM_ERROR("Failed to add hpd irq id!\n"); + return r; + } + + register_hpd_handlers(adev); + + return 0; +} +#endif + static int amdgpu_dm_mode_config_init(struct amdgpu_device *adev) { int r; @@ -1172,6 +1269,14 @@ int amdgpu_dm_initialize_drm_device(struct amdgpu_device *adev) goto fail_free_encoder; } break; +#if defined(CONFIG_DRM_AMD_DC_DCN1_0) + case CHIP_RAVEN: + if (dcn10_register_irq_handlers(dm->adev)) { + DRM_ERROR("DM: Failed to initialize IRQ\n"); + goto fail_free_encoder; + } + break; +#endif default: DRM_ERROR("Usupported ASIC type: 0x%X\n", adev->asic_type); goto fail_free_encoder; @@ -1447,6 +1552,14 @@ static int dm_early_init(void *handle) adev->mode_info.num_dig = 6; adev->mode_info.plane_type = dm_surfaces_type_default; break; +#if defined(CONFIG_DRM_AMD_DC_DCN1_0) + case CHIP_RAVEN: + adev->mode_info.num_crtc = 4; + adev->mode_info.num_hpd = 4; + adev->mode_info.num_dig = 4; + adev->mode_info.plane_type = dm_surfaces_type_default; + break; +#endif default: DRM_ERROR("Usupported ASIC type: 0x%X\n", adev->asic_type); return -EINVAL; |