| Author | Tokens | Token Proportion | Commits | Commit Proportion |
|---|---|---|---|---|
| Ken Wang | 11389 | 66.97% | 3 | 3.66% |
| Xiaojie Yuan | 3856 | 22.67% | 2 | 2.44% |
| Alex Deucher | 525 | 3.09% | 16 | 19.51% |
| Tom St Denis | 443 | 2.60% | 4 | 4.88% |
| Luben Tuikov | 162 | 0.95% | 2 | 2.44% |
| Michel Dänzer | 153 | 0.90% | 7 | 8.54% |
| Stephen Chandler Paul | 99 | 0.58% | 1 | 1.22% |
| Mario Kleiner | 88 | 0.52% | 5 | 6.10% |
| Peter Rosin | 53 | 0.31% | 1 | 1.22% |
| Mauro Rossi | 47 | 0.28% | 1 | 1.22% |
| Colin Ian King | 30 | 0.18% | 1 | 1.22% |
| Nicholas Kazlauskas | 24 | 0.14% | 2 | 2.44% |
| Christian König | 20 | 0.12% | 2 | 2.44% |
| Ville Syrjälä | 15 | 0.09% | 3 | 3.66% |
| Daniel Stone | 13 | 0.08% | 1 | 1.22% |
| Junwei (Martin) Zhang | 12 | 0.07% | 1 | 1.22% |
| Samuel Li | 9 | 0.05% | 7 | 8.54% |
| Sam Ravnborg | 8 | 0.05% | 2 | 2.44% |
| Harry Wentland | 8 | 0.05% | 1 | 1.22% |
| Thomas Zimmermann | 6 | 0.04% | 2 | 2.44% |
| Ryan Taylor | 6 | 0.04% | 1 | 1.22% |
| Thierry Reding | 5 | 0.03% | 1 | 1.22% |
| Tomohito Esaki | 5 | 0.03% | 1 | 1.22% |
| Daniel Vetter | 4 | 0.02% | 1 | 1.22% |
| Jean Delvare | 4 | 0.02% | 2 | 2.44% |
| Huang Rui | 3 | 0.02% | 1 | 1.22% |
| Emily Deng | 3 | 0.02% | 1 | 1.22% |
| Emil Velikov | 3 | 0.02% | 1 | 1.22% |
| Lee Jones | 3 | 0.02% | 2 | 2.44% |
| Sakari Ailus | 2 | 0.01% | 1 | 1.22% |
| Slava Abramov | 2 | 0.01% | 1 | 1.22% |
| Oleksandr Andrushchenko | 2 | 0.01% | 1 | 1.22% |
| Hawking Zhang | 2 | 0.01% | 1 | 1.22% |
| Maíra Canal | 1 | 0.01% | 1 | 1.22% |
| Evan Quan | 1 | 0.01% | 1 | 1.22% |
| Shashank Sharma | 1 | 0.01% | 1 | 1.22% |
| Total | 17007 | 82 |
/* * Copyright 2015 Advanced Micro Devices, Inc. * * Permission is hereby granted, free of charge, to any person obtaining a * copy of this software and associated documentation files (the "Software"), * to deal in the Software without restriction, including without limitation * the rights to use, copy, modify, merge, publish, distribute, sublicense, * and/or sell copies of the Software, and to permit persons to whom the * Software is furnished to do so, subject to the following conditions: * * The above copyright notice and this permission notice shall be included in * all copies or substantial portions of the Software. * * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL * THE COPYRIGHT HOLDER(S) OR AUTHOR(S) BE LIABLE FOR ANY CLAIM, DAMAGES OR * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR * OTHER DEALINGS IN THE SOFTWARE. * */ #include <linux/pci.h> #include <drm/drm_fb_helper.h> #include <drm/drm_fourcc.h> #include <drm/drm_vblank.h> #include "amdgpu.h" #include "amdgpu_pm.h" #include "amdgpu_i2c.h" #include "atom.h" #include "amdgpu_atombios.h" #include "atombios_crtc.h" #include "atombios_encoders.h" #include "amdgpu_pll.h" #include "amdgpu_connectors.h" #include "amdgpu_display.h" #include "bif/bif_3_0_d.h" #include "bif/bif_3_0_sh_mask.h" #include "oss/oss_1_0_d.h" #include "oss/oss_1_0_sh_mask.h" #include "gca/gfx_6_0_d.h" #include "gca/gfx_6_0_sh_mask.h" #include "gmc/gmc_6_0_d.h" #include "gmc/gmc_6_0_sh_mask.h" #include "dce/dce_6_0_d.h" #include "dce/dce_6_0_sh_mask.h" #include "gca/gfx_7_2_enum.h" #include "dce_v6_0.h" #include "si_enums.h" static void dce_v6_0_set_display_funcs(struct amdgpu_device *adev); static void dce_v6_0_set_irq_funcs(struct amdgpu_device *adev); static const u32 crtc_offsets[6] = { SI_CRTC0_REGISTER_OFFSET, SI_CRTC1_REGISTER_OFFSET, SI_CRTC2_REGISTER_OFFSET, SI_CRTC3_REGISTER_OFFSET, SI_CRTC4_REGISTER_OFFSET, SI_CRTC5_REGISTER_OFFSET }; static const u32 hpd_offsets[] = { mmDC_HPD1_INT_STATUS - mmDC_HPD1_INT_STATUS, mmDC_HPD2_INT_STATUS - mmDC_HPD1_INT_STATUS, mmDC_HPD3_INT_STATUS - mmDC_HPD1_INT_STATUS, mmDC_HPD4_INT_STATUS - mmDC_HPD1_INT_STATUS, mmDC_HPD5_INT_STATUS - mmDC_HPD1_INT_STATUS, mmDC_HPD6_INT_STATUS - mmDC_HPD1_INT_STATUS, }; static const uint32_t dig_offsets[] = { SI_CRTC0_REGISTER_OFFSET, SI_CRTC1_REGISTER_OFFSET, SI_CRTC2_REGISTER_OFFSET, SI_CRTC3_REGISTER_OFFSET, SI_CRTC4_REGISTER_OFFSET, SI_CRTC5_REGISTER_OFFSET, (0x13830 - 0x7030) >> 2, }; static const struct { uint32_t reg; uint32_t vblank; uint32_t vline; uint32_t hpd; } interrupt_status_offsets[6] = { { .reg = mmDISP_INTERRUPT_STATUS, .vblank = DISP_INTERRUPT_STATUS__LB_D1_VBLANK_INTERRUPT_MASK, .vline = DISP_INTERRUPT_STATUS__LB_D1_VLINE_INTERRUPT_MASK, .hpd = DISP_INTERRUPT_STATUS__DC_HPD1_INTERRUPT_MASK }, { .reg = mmDISP_INTERRUPT_STATUS_CONTINUE, .vblank = DISP_INTERRUPT_STATUS_CONTINUE__LB_D2_VBLANK_INTERRUPT_MASK, .vline = DISP_INTERRUPT_STATUS_CONTINUE__LB_D2_VLINE_INTERRUPT_MASK, .hpd = DISP_INTERRUPT_STATUS_CONTINUE__DC_HPD2_INTERRUPT_MASK }, { .reg = mmDISP_INTERRUPT_STATUS_CONTINUE2, .vblank = DISP_INTERRUPT_STATUS_CONTINUE2__LB_D3_VBLANK_INTERRUPT_MASK, .vline = DISP_INTERRUPT_STATUS_CONTINUE2__LB_D3_VLINE_INTERRUPT_MASK, .hpd = DISP_INTERRUPT_STATUS_CONTINUE2__DC_HPD3_INTERRUPT_MASK }, { .reg = mmDISP_INTERRUPT_STATUS_CONTINUE3, .vblank = DISP_INTERRUPT_STATUS_CONTINUE3__LB_D4_VBLANK_INTERRUPT_MASK, .vline = DISP_INTERRUPT_STATUS_CONTINUE3__LB_D4_VLINE_INTERRUPT_MASK, .hpd = DISP_INTERRUPT_STATUS_CONTINUE3__DC_HPD4_INTERRUPT_MASK }, { .reg = mmDISP_INTERRUPT_STATUS_CONTINUE4, .vblank = DISP_INTERRUPT_STATUS_CONTINUE4__LB_D5_VBLANK_INTERRUPT_MASK, .vline = DISP_INTERRUPT_STATUS_CONTINUE4__LB_D5_VLINE_INTERRUPT_MASK, .hpd = DISP_INTERRUPT_STATUS_CONTINUE4__DC_HPD5_INTERRUPT_MASK }, { .reg = mmDISP_INTERRUPT_STATUS_CONTINUE5, .vblank = DISP_INTERRUPT_STATUS_CONTINUE5__LB_D6_VBLANK_INTERRUPT_MASK, .vline = DISP_INTERRUPT_STATUS_CONTINUE5__LB_D6_VLINE_INTERRUPT_MASK, .hpd = DISP_INTERRUPT_STATUS_CONTINUE5__DC_HPD6_INTERRUPT_MASK } }; static u32 dce_v6_0_audio_endpt_rreg(struct amdgpu_device *adev, u32 block_offset, u32 reg) { unsigned long flags; u32 r; spin_lock_irqsave(&adev->audio_endpt_idx_lock, flags); WREG32(mmAZALIA_F0_CODEC_ENDPOINT_INDEX + block_offset, reg); r = RREG32(mmAZALIA_F0_CODEC_ENDPOINT_DATA + block_offset); spin_unlock_irqrestore(&adev->audio_endpt_idx_lock, flags); return r; } static void dce_v6_0_audio_endpt_wreg(struct amdgpu_device *adev, u32 block_offset, u32 reg, u32 v) { unsigned long flags; spin_lock_irqsave(&adev->audio_endpt_idx_lock, flags); WREG32(mmAZALIA_F0_CODEC_ENDPOINT_INDEX + block_offset, reg | AZALIA_F0_CODEC_ENDPOINT_INDEX__AZALIA_ENDPOINT_REG_WRITE_EN_MASK); WREG32(mmAZALIA_F0_CODEC_ENDPOINT_DATA + block_offset, v); spin_unlock_irqrestore(&adev->audio_endpt_idx_lock, flags); } static u32 dce_v6_0_vblank_get_counter(struct amdgpu_device *adev, int crtc) { if (crtc >= adev->mode_info.num_crtc) return 0; else return RREG32(mmCRTC_STATUS_FRAME_COUNT + crtc_offsets[crtc]); } static void dce_v6_0_pageflip_interrupt_init(struct amdgpu_device *adev) { unsigned i; /* Enable pflip interrupts */ for (i = 0; i < adev->mode_info.num_crtc; i++) amdgpu_irq_get(adev, &adev->pageflip_irq, i); } static void dce_v6_0_pageflip_interrupt_fini(struct amdgpu_device *adev) { unsigned i; /* Disable pflip interrupts */ for (i = 0; i < adev->mode_info.num_crtc; i++) amdgpu_irq_put(adev, &adev->pageflip_irq, i); } /** * dce_v6_0_page_flip - pageflip callback. * * @adev: amdgpu_device pointer * @crtc_id: crtc to cleanup pageflip on * @crtc_base: new address of the crtc (GPU MC address) * @async: asynchronous flip * * Does the actual pageflip (evergreen+). * During vblank we take the crtc lock and wait for the update_pending * bit to go high, when it does, we release the lock, and allow the * double buffered update to take place. * Returns the current update pending status. */ static void dce_v6_0_page_flip(struct amdgpu_device *adev, int crtc_id, u64 crtc_base, bool async) { struct amdgpu_crtc *amdgpu_crtc = adev->mode_info.crtcs[crtc_id]; struct drm_framebuffer *fb = amdgpu_crtc->base.primary->fb; /* flip at hsync for async, default is vsync */ WREG32(mmGRPH_FLIP_CONTROL + amdgpu_crtc->crtc_offset, async ? GRPH_FLIP_CONTROL__GRPH_SURFACE_UPDATE_H_RETRACE_EN_MASK : 0); /* update pitch */ WREG32(mmGRPH_PITCH + amdgpu_crtc->crtc_offset, fb->pitches[0] / fb->format->cpp[0]); /* update the scanout addresses */ WREG32(mmGRPH_PRIMARY_SURFACE_ADDRESS_HIGH + amdgpu_crtc->crtc_offset, upper_32_bits(crtc_base)); WREG32(mmGRPH_PRIMARY_SURFACE_ADDRESS + amdgpu_crtc->crtc_offset, (u32)crtc_base); /* post the write */ RREG32(mmGRPH_PRIMARY_SURFACE_ADDRESS + amdgpu_crtc->crtc_offset); } static int dce_v6_0_crtc_get_scanoutpos(struct amdgpu_device *adev, int crtc, u32 *vbl, u32 *position) { if ((crtc < 0) || (crtc >= adev->mode_info.num_crtc)) return -EINVAL; *vbl = RREG32(mmCRTC_V_BLANK_START_END + crtc_offsets[crtc]); *position = RREG32(mmCRTC_STATUS_POSITION + crtc_offsets[crtc]); return 0; } /** * dce_v6_0_hpd_sense - hpd sense callback. * * @adev: amdgpu_device pointer * @hpd: hpd (hotplug detect) pin * * Checks if a digital monitor is connected (evergreen+). * Returns true if connected, false if not connected. */ static bool dce_v6_0_hpd_sense(struct amdgpu_device *adev, enum amdgpu_hpd_id hpd) { bool connected = false; if (hpd >= adev->mode_info.num_hpd) return connected; if (RREG32(mmDC_HPD1_INT_STATUS + hpd_offsets[hpd]) & DC_HPD1_INT_STATUS__DC_HPD1_SENSE_MASK) connected = true; return connected; } /** * dce_v6_0_hpd_set_polarity - hpd set polarity callback. * * @adev: amdgpu_device pointer * @hpd: hpd (hotplug detect) pin * * Set the polarity of the hpd pin (evergreen+). */ static void dce_v6_0_hpd_set_polarity(struct amdgpu_device *adev, enum amdgpu_hpd_id hpd) { u32 tmp; bool connected = dce_v6_0_hpd_sense(adev, hpd); if (hpd >= adev->mode_info.num_hpd) return; tmp = RREG32(mmDC_HPD1_INT_CONTROL + hpd_offsets[hpd]); if (connected) tmp &= ~DC_HPD1_INT_CONTROL__DC_HPD1_INT_POLARITY_MASK; else tmp |= DC_HPD1_INT_CONTROL__DC_HPD1_INT_POLARITY_MASK; WREG32(mmDC_HPD1_INT_CONTROL + hpd_offsets[hpd], tmp); } /** * dce_v6_0_hpd_init - hpd setup callback. * * @adev: amdgpu_device pointer * * Setup the hpd pins used by the card (evergreen+). * Enable the pin, set the polarity, and enable the hpd interrupts. */ static void dce_v6_0_hpd_init(struct amdgpu_device *adev) { struct drm_device *dev = adev_to_drm(adev); struct drm_connector *connector; struct drm_connector_list_iter iter; u32 tmp; drm_connector_list_iter_begin(dev, &iter); drm_for_each_connector_iter(connector, &iter) { struct amdgpu_connector *amdgpu_connector = to_amdgpu_connector(connector); if (amdgpu_connector->hpd.hpd >= adev->mode_info.num_hpd) continue; tmp = RREG32(mmDC_HPD1_CONTROL + hpd_offsets[amdgpu_connector->hpd.hpd]); tmp |= DC_HPD1_CONTROL__DC_HPD1_EN_MASK; WREG32(mmDC_HPD1_CONTROL + hpd_offsets[amdgpu_connector->hpd.hpd], tmp); if (connector->connector_type == DRM_MODE_CONNECTOR_eDP || connector->connector_type == DRM_MODE_CONNECTOR_LVDS) { /* don't try to enable hpd on eDP or LVDS avoid breaking the * aux dp channel on imac and help (but not completely fix) * https://bugzilla.redhat.com/show_bug.cgi?id=726143 * also avoid interrupt storms during dpms. */ tmp = RREG32(mmDC_HPD1_INT_CONTROL + hpd_offsets[amdgpu_connector->hpd.hpd]); tmp &= ~DC_HPD1_INT_CONTROL__DC_HPD1_INT_EN_MASK; WREG32(mmDC_HPD1_INT_CONTROL + hpd_offsets[amdgpu_connector->hpd.hpd], tmp); continue; } dce_v6_0_hpd_set_polarity(adev, amdgpu_connector->hpd.hpd); amdgpu_irq_get(adev, &adev->hpd_irq, amdgpu_connector->hpd.hpd); } drm_connector_list_iter_end(&iter); } /** * dce_v6_0_hpd_fini - hpd tear down callback. * * @adev: amdgpu_device pointer * * Tear down the hpd pins used by the card (evergreen+). * Disable the hpd interrupts. */ static void dce_v6_0_hpd_fini(struct amdgpu_device *adev) { struct drm_device *dev = adev_to_drm(adev); struct drm_connector *connector; struct drm_connector_list_iter iter; u32 tmp; drm_connector_list_iter_begin(dev, &iter); drm_for_each_connector_iter(connector, &iter) { struct amdgpu_connector *amdgpu_connector = to_amdgpu_connector(connector); if (amdgpu_connector->hpd.hpd >= adev->mode_info.num_hpd) continue; tmp = RREG32(mmDC_HPD1_CONTROL + hpd_offsets[amdgpu_connector->hpd.hpd]); tmp &= ~DC_HPD1_CONTROL__DC_HPD1_EN_MASK; WREG32(mmDC_HPD1_CONTROL + hpd_offsets[amdgpu_connector->hpd.hpd], tmp); amdgpu_irq_put(adev, &adev->hpd_irq, amdgpu_connector->hpd.hpd); } drm_connector_list_iter_end(&iter); } static u32 dce_v6_0_hpd_get_gpio_reg(struct amdgpu_device *adev) { return mmDC_GPIO_HPD_A; } static void dce_v6_0_set_vga_render_state(struct amdgpu_device *adev, bool render) { if (!render) WREG32(mmVGA_RENDER_CONTROL, RREG32(mmVGA_RENDER_CONTROL) & VGA_VSTATUS_CNTL); } static int dce_v6_0_get_num_crtc(struct amdgpu_device *adev) { switch (adev->asic_type) { case CHIP_TAHITI: case CHIP_PITCAIRN: case CHIP_VERDE: return 6; case CHIP_OLAND: return 2; default: return 0; } } void dce_v6_0_disable_dce(struct amdgpu_device *adev) { /*Disable VGA render and enabled crtc, if has DCE engine*/ if (amdgpu_atombios_has_dce_engine_info(adev)) { u32 tmp; int crtc_enabled, i; dce_v6_0_set_vga_render_state(adev, false); /*Disable crtc*/ for (i = 0; i < dce_v6_0_get_num_crtc(adev); i++) { crtc_enabled = RREG32(mmCRTC_CONTROL + crtc_offsets[i]) & CRTC_CONTROL__CRTC_MASTER_EN_MASK; if (crtc_enabled) { WREG32(mmCRTC_UPDATE_LOCK + crtc_offsets[i], 1); tmp = RREG32(mmCRTC_CONTROL + crtc_offsets[i]); tmp &= ~CRTC_CONTROL__CRTC_MASTER_EN_MASK; WREG32(mmCRTC_CONTROL + crtc_offsets[i], tmp); WREG32(mmCRTC_UPDATE_LOCK + crtc_offsets[i], 0); } } } } static void dce_v6_0_program_fmt(struct drm_encoder *encoder) { struct drm_device *dev = encoder->dev; struct amdgpu_device *adev = drm_to_adev(dev); struct amdgpu_encoder *amdgpu_encoder = to_amdgpu_encoder(encoder); struct drm_connector *connector = amdgpu_get_connector_for_encoder(encoder); struct amdgpu_crtc *amdgpu_crtc = to_amdgpu_crtc(encoder->crtc); int bpc = 0; u32 tmp = 0; enum amdgpu_connector_dither dither = AMDGPU_FMT_DITHER_DISABLE; if (connector) { struct amdgpu_connector *amdgpu_connector = to_amdgpu_connector(connector); bpc = amdgpu_connector_get_monitor_bpc(connector); dither = amdgpu_connector->dither; } /* LVDS FMT is set up by atom */ if (amdgpu_encoder->devices & ATOM_DEVICE_LCD_SUPPORT) return; if (bpc == 0) return; switch (bpc) { case 6: if (dither == AMDGPU_FMT_DITHER_ENABLE) /* XXX sort out optimal dither settings */ tmp |= (FMT_BIT_DEPTH_CONTROL__FMT_FRAME_RANDOM_ENABLE_MASK | FMT_BIT_DEPTH_CONTROL__FMT_HIGHPASS_RANDOM_ENABLE_MASK | FMT_BIT_DEPTH_CONTROL__FMT_SPATIAL_DITHER_EN_MASK); else tmp |= FMT_BIT_DEPTH_CONTROL__FMT_TRUNCATE_EN_MASK; break; case 8: if (dither == AMDGPU_FMT_DITHER_ENABLE) /* XXX sort out optimal dither settings */ tmp |= (FMT_BIT_DEPTH_CONTROL__FMT_FRAME_RANDOM_ENABLE_MASK | FMT_BIT_DEPTH_CONTROL__FMT_HIGHPASS_RANDOM_ENABLE_MASK | FMT_BIT_DEPTH_CONTROL__FMT_RGB_RANDOM_ENABLE_MASK | FMT_BIT_DEPTH_CONTROL__FMT_SPATIAL_DITHER_EN_MASK | FMT_BIT_DEPTH_CONTROL__FMT_SPATIAL_DITHER_DEPTH_MASK); else tmp |= (FMT_BIT_DEPTH_CONTROL__FMT_TRUNCATE_EN_MASK | FMT_BIT_DEPTH_CONTROL__FMT_TRUNCATE_DEPTH_MASK); break; case 10: default: /* not needed */ break; } WREG32(mmFMT_BIT_DEPTH_CONTROL + amdgpu_crtc->crtc_offset, tmp); } /** * si_get_number_of_dram_channels - get the number of dram channels * * @adev: amdgpu_device pointer * * Look up the number of video ram channels (CIK). * Used for display watermark bandwidth calculations * Returns the number of dram channels */ static u32 si_get_number_of_dram_channels(struct amdgpu_device *adev) { u32 tmp = RREG32(mmMC_SHARED_CHMAP); switch ((tmp & MC_SHARED_CHMAP__NOOFCHAN_MASK) >> MC_SHARED_CHMAP__NOOFCHAN__SHIFT) { case 0: default: return 1; case 1: return 2; case 2: return 4; case 3: return 8; case 4: return 3; case 5: return 6; case 6: return 10; case 7: return 12; case 8: return 16; } } struct dce6_wm_params { u32 dram_channels; /* number of dram channels */ u32 yclk; /* bandwidth per dram data pin in kHz */ u32 sclk; /* engine clock in kHz */ u32 disp_clk; /* display clock in kHz */ u32 src_width; /* viewport width */ u32 active_time; /* active display time in ns */ u32 blank_time; /* blank time in ns */ bool interlaced; /* mode is interlaced */ fixed20_12 vsc; /* vertical scale ratio */ u32 num_heads; /* number of active crtcs */ u32 bytes_per_pixel; /* bytes per pixel display + overlay */ u32 lb_size; /* line buffer allocated to pipe */ u32 vtaps; /* vertical scaler taps */ }; /** * dce_v6_0_dram_bandwidth - get the dram bandwidth * * @wm: watermark calculation data * * Calculate the raw dram bandwidth (CIK). * Used for display watermark bandwidth calculations * Returns the dram bandwidth in MBytes/s */ static u32 dce_v6_0_dram_bandwidth(struct dce6_wm_params *wm) { /* Calculate raw DRAM Bandwidth */ fixed20_12 dram_efficiency; /* 0.7 */ fixed20_12 yclk, dram_channels, bandwidth; fixed20_12 a; a.full = dfixed_const(1000); yclk.full = dfixed_const(wm->yclk); yclk.full = dfixed_div(yclk, a); dram_channels.full = dfixed_const(wm->dram_channels * 4); a.full = dfixed_const(10); dram_efficiency.full = dfixed_const(7); dram_efficiency.full = dfixed_div(dram_efficiency, a); bandwidth.full = dfixed_mul(dram_channels, yclk); bandwidth.full = dfixed_mul(bandwidth, dram_efficiency); return dfixed_trunc(bandwidth); } /** * dce_v6_0_dram_bandwidth_for_display - get the dram bandwidth for display * * @wm: watermark calculation data * * Calculate the dram bandwidth used for display (CIK). * Used for display watermark bandwidth calculations * Returns the dram bandwidth for display in MBytes/s */ static u32 dce_v6_0_dram_bandwidth_for_display(struct dce6_wm_params *wm) { /* Calculate DRAM Bandwidth and the part allocated to display. */ fixed20_12 disp_dram_allocation; /* 0.3 to 0.7 */ fixed20_12 yclk, dram_channels, bandwidth; fixed20_12 a; a.full = dfixed_const(1000); yclk.full = dfixed_const(wm->yclk); yclk.full = dfixed_div(yclk, a); dram_channels.full = dfixed_const(wm->dram_channels * 4); a.full = dfixed_const(10); disp_dram_allocation.full = dfixed_const(3); /* XXX worse case value 0.3 */ disp_dram_allocation.full = dfixed_div(disp_dram_allocation, a); bandwidth.full = dfixed_mul(dram_channels, yclk); bandwidth.full = dfixed_mul(bandwidth, disp_dram_allocation); return dfixed_trunc(bandwidth); } /** * dce_v6_0_data_return_bandwidth - get the data return bandwidth * * @wm: watermark calculation data * * Calculate the data return bandwidth used for display (CIK). * Used for display watermark bandwidth calculations * Returns the data return bandwidth in MBytes/s */ static u32 dce_v6_0_data_return_bandwidth(struct dce6_wm_params *wm) { /* Calculate the display Data return Bandwidth */ fixed20_12 return_efficiency; /* 0.8 */ fixed20_12 sclk, bandwidth; fixed20_12 a; a.full = dfixed_const(1000); sclk.full = dfixed_const(wm->sclk); sclk.full = dfixed_div(sclk, a); a.full = dfixed_const(10); return_efficiency.full = dfixed_const(8); return_efficiency.full = dfixed_div(return_efficiency, a); a.full = dfixed_const(32); bandwidth.full = dfixed_mul(a, sclk); bandwidth.full = dfixed_mul(bandwidth, return_efficiency); return dfixed_trunc(bandwidth); } /** * dce_v6_0_dmif_request_bandwidth - get the dmif bandwidth * * @wm: watermark calculation data * * Calculate the dmif bandwidth used for display (CIK). * Used for display watermark bandwidth calculations * Returns the dmif bandwidth in MBytes/s */ static u32 dce_v6_0_dmif_request_bandwidth(struct dce6_wm_params *wm) { /* Calculate the DMIF Request Bandwidth */ fixed20_12 disp_clk_request_efficiency; /* 0.8 */ fixed20_12 disp_clk, bandwidth; fixed20_12 a, b; a.full = dfixed_const(1000); disp_clk.full = dfixed_const(wm->disp_clk); disp_clk.full = dfixed_div(disp_clk, a); a.full = dfixed_const(32); b.full = dfixed_mul(a, disp_clk); a.full = dfixed_const(10); disp_clk_request_efficiency.full = dfixed_const(8); disp_clk_request_efficiency.full = dfixed_div(disp_clk_request_efficiency, a); bandwidth.full = dfixed_mul(b, disp_clk_request_efficiency); return dfixed_trunc(bandwidth); } /** * dce_v6_0_available_bandwidth - get the min available bandwidth * * @wm: watermark calculation data * * Calculate the min available bandwidth used for display (CIK). * Used for display watermark bandwidth calculations * Returns the min available bandwidth in MBytes/s */ static u32 dce_v6_0_available_bandwidth(struct dce6_wm_params *wm) { /* Calculate the Available bandwidth. Display can use this temporarily but not in average. */ u32 dram_bandwidth = dce_v6_0_dram_bandwidth(wm); u32 data_return_bandwidth = dce_v6_0_data_return_bandwidth(wm); u32 dmif_req_bandwidth = dce_v6_0_dmif_request_bandwidth(wm); return min(dram_bandwidth, min(data_return_bandwidth, dmif_req_bandwidth)); } /** * dce_v6_0_average_bandwidth - get the average available bandwidth * * @wm: watermark calculation data * * Calculate the average available bandwidth used for display (CIK). * Used for display watermark bandwidth calculations * Returns the average available bandwidth in MBytes/s */ static u32 dce_v6_0_average_bandwidth(struct dce6_wm_params *wm) { /* Calculate the display mode Average Bandwidth * DisplayMode should contain the source and destination dimensions, * timing, etc. */ fixed20_12 bpp; fixed20_12 line_time; fixed20_12 src_width; fixed20_12 bandwidth; fixed20_12 a; a.full = dfixed_const(1000); line_time.full = dfixed_const(wm->active_time + wm->blank_time); line_time.full = dfixed_div(line_time, a); bpp.full = dfixed_const(wm->bytes_per_pixel); src_width.full = dfixed_const(wm->src_width); bandwidth.full = dfixed_mul(src_width, bpp); bandwidth.full = dfixed_mul(bandwidth, wm->vsc); bandwidth.full = dfixed_div(bandwidth, line_time); return dfixed_trunc(bandwidth); } /** * dce_v6_0_latency_watermark - get the latency watermark * * @wm: watermark calculation data * * Calculate the latency watermark (CIK). * Used for display watermark bandwidth calculations * Returns the latency watermark in ns */ static u32 dce_v6_0_latency_watermark(struct dce6_wm_params *wm) { /* First calculate the latency in ns */ u32 mc_latency = 2000; /* 2000 ns. */ u32 available_bandwidth = dce_v6_0_available_bandwidth(wm); u32 worst_chunk_return_time = (512 * 8 * 1000) / available_bandwidth; u32 cursor_line_pair_return_time = (128 * 4 * 1000) / available_bandwidth; u32 dc_latency = 40000000 / wm->disp_clk; /* dc pipe latency */ u32 other_heads_data_return_time = ((wm->num_heads + 1) * worst_chunk_return_time) + (wm->num_heads * cursor_line_pair_return_time); u32 latency = mc_latency + other_heads_data_return_time + dc_latency; u32 max_src_lines_per_dst_line, lb_fill_bw, line_fill_time; u32 tmp, dmif_size = 12288; fixed20_12 a, b, c; if (wm->num_heads == 0) return 0; a.full = dfixed_const(2); b.full = dfixed_const(1); if ((wm->vsc.full > a.full) || ((wm->vsc.full > b.full) && (wm->vtaps >= 3)) || (wm->vtaps >= 5) || ((wm->vsc.full >= a.full) && wm->interlaced)) max_src_lines_per_dst_line = 4; else max_src_lines_per_dst_line = 2; a.full = dfixed_const(available_bandwidth); b.full = dfixed_const(wm->num_heads); a.full = dfixed_div(a, b); tmp = div_u64((u64) dmif_size * (u64) wm->disp_clk, mc_latency + 512); tmp = min(dfixed_trunc(a), tmp); lb_fill_bw = min(tmp, wm->disp_clk * wm->bytes_per_pixel / 1000); a.full = dfixed_const(max_src_lines_per_dst_line * wm->src_width * wm->bytes_per_pixel); b.full = dfixed_const(1000); c.full = dfixed_const(lb_fill_bw); b.full = dfixed_div(c, b); a.full = dfixed_div(a, b); line_fill_time = dfixed_trunc(a); if (line_fill_time < wm->active_time) return latency; else return latency + (line_fill_time - wm->active_time); } /** * dce_v6_0_average_bandwidth_vs_dram_bandwidth_for_display - check * average and available dram bandwidth * * @wm: watermark calculation data * * Check if the display average bandwidth fits in the display * dram bandwidth (CIK). * Used for display watermark bandwidth calculations * Returns true if the display fits, false if not. */ static bool dce_v6_0_average_bandwidth_vs_dram_bandwidth_for_display(struct dce6_wm_params *wm) { if (dce_v6_0_average_bandwidth(wm) <= (dce_v6_0_dram_bandwidth_for_display(wm) / wm->num_heads)) return true; else return false; } /** * dce_v6_0_average_bandwidth_vs_available_bandwidth - check * average and available bandwidth * * @wm: watermark calculation data * * Check if the display average bandwidth fits in the display * available bandwidth (CIK). * Used for display watermark bandwidth calculations * Returns true if the display fits, false if not. */ static bool dce_v6_0_average_bandwidth_vs_available_bandwidth(struct dce6_wm_params *wm) { if (dce_v6_0_average_bandwidth(wm) <= (dce_v6_0_available_bandwidth(wm) / wm->num_heads)) return true; else return false; } /** * dce_v6_0_check_latency_hiding - check latency hiding * * @wm: watermark calculation data * * Check latency hiding (CIK). * Used for display watermark bandwidth calculations * Returns true if the display fits, false if not. */ static bool dce_v6_0_check_latency_hiding(struct dce6_wm_params *wm) { u32 lb_partitions = wm->lb_size / wm->src_width; u32 line_time = wm->active_time + wm->blank_time; u32 latency_tolerant_lines; u32 latency_hiding; fixed20_12 a; a.full = dfixed_const(1); if (wm->vsc.full > a.full) latency_tolerant_lines = 1; else { if (lb_partitions <= (wm->vtaps + 1)) latency_tolerant_lines = 1; else latency_tolerant_lines = 2; } latency_hiding = (latency_tolerant_lines * line_time + wm->blank_time); if (dce_v6_0_latency_watermark(wm) <= latency_hiding) return true; else return false; } /** * dce_v6_0_program_watermarks - program display watermarks * * @adev: amdgpu_device pointer * @amdgpu_crtc: the selected display controller * @lb_size: line buffer size * @num_heads: number of display controllers in use * * Calculate and program the display watermarks for the * selected display controller (CIK). */ static void dce_v6_0_program_watermarks(struct amdgpu_device *adev, struct amdgpu_crtc *amdgpu_crtc, u32 lb_size, u32 num_heads) { struct drm_display_mode *mode = &amdgpu_crtc->base.mode; struct dce6_wm_params wm_low, wm_high; u32 dram_channels; u32 active_time; u32 line_time = 0; u32 latency_watermark_a = 0, latency_watermark_b = 0; u32 priority_a_mark = 0, priority_b_mark = 0; u32 priority_a_cnt = PRIORITY_OFF; u32 priority_b_cnt = PRIORITY_OFF; u32 tmp, arb_control3, lb_vblank_lead_lines = 0; fixed20_12 a, b, c; if (amdgpu_crtc->base.enabled && num_heads && mode) { active_time = (u32) div_u64((u64)mode->crtc_hdisplay * 1000000, (u32)mode->clock); line_time = (u32) div_u64((u64)mode->crtc_htotal * 1000000, (u32)mode->clock); line_time = min(line_time, (u32)65535); priority_a_cnt = 0; priority_b_cnt = 0; dram_channels = si_get_number_of_dram_channels(adev); /* watermark for high clocks */ if (adev->pm.dpm_enabled) { wm_high.yclk = amdgpu_dpm_get_mclk(adev, false) * 10; wm_high.sclk = amdgpu_dpm_get_sclk(adev, false) * 10; } else { wm_high.yclk = adev->pm.current_mclk * 10; wm_high.sclk = adev->pm.current_sclk * 10; } wm_high.disp_clk = mode->clock; wm_high.src_width = mode->crtc_hdisplay; wm_high.active_time = active_time; wm_high.blank_time = line_time - wm_high.active_time; wm_high.interlaced = false; if (mode->flags & DRM_MODE_FLAG_INTERLACE) wm_high.interlaced = true; wm_high.vsc = amdgpu_crtc->vsc; wm_high.vtaps = 1; if (amdgpu_crtc->rmx_type != RMX_OFF) wm_high.vtaps = 2; wm_high.bytes_per_pixel = 4; /* XXX: get this from fb config */ wm_high.lb_size = lb_size; wm_high.dram_channels = dram_channels; wm_high.num_heads = num_heads; if (adev->pm.dpm_enabled) { /* watermark for low clocks */ wm_low.yclk = amdgpu_dpm_get_mclk(adev, true) * 10; wm_low.sclk = amdgpu_dpm_get_sclk(adev, true) * 10; } else { wm_low.yclk = adev->pm.current_mclk * 10; wm_low.sclk = adev->pm.current_sclk * 10; } wm_low.disp_clk = mode->clock; wm_low.src_width = mode->crtc_hdisplay; wm_low.active_time = active_time; wm_low.blank_time = line_time - wm_low.active_time; wm_low.interlaced = false; if (mode->flags & DRM_MODE_FLAG_INTERLACE) wm_low.interlaced = true; wm_low.vsc = amdgpu_crtc->vsc; wm_low.vtaps = 1; if (amdgpu_crtc->rmx_type != RMX_OFF) wm_low.vtaps = 2; wm_low.bytes_per_pixel = 4; /* XXX: get this from fb config */ wm_low.lb_size = lb_size; wm_low.dram_channels = dram_channels; wm_low.num_heads = num_heads; /* set for high clocks */ latency_watermark_a = min(dce_v6_0_latency_watermark(&wm_high), (u32)65535); /* set for low clocks */ latency_watermark_b = min(dce_v6_0_latency_watermark(&wm_low), (u32)65535); /* possibly force display priority to high */ /* should really do this at mode validation time... */ if (!dce_v6_0_average_bandwidth_vs_dram_bandwidth_for_display(&wm_high) || !dce_v6_0_average_bandwidth_vs_available_bandwidth(&wm_high) || !dce_v6_0_check_latency_hiding(&wm_high) || (adev->mode_info.disp_priority == 2)) { DRM_DEBUG_KMS("force priority to high\n"); priority_a_cnt |= PRIORITY_ALWAYS_ON; priority_b_cnt |= PRIORITY_ALWAYS_ON; } if (!dce_v6_0_average_bandwidth_vs_dram_bandwidth_for_display(&wm_low) || !dce_v6_0_average_bandwidth_vs_available_bandwidth(&wm_low) || !dce_v6_0_check_latency_hiding(&wm_low) || (adev->mode_info.disp_priority == 2)) { DRM_DEBUG_KMS("force priority to high\n"); priority_a_cnt |= PRIORITY_ALWAYS_ON; priority_b_cnt |= PRIORITY_ALWAYS_ON; } a.full = dfixed_const(1000); b.full = dfixed_const(mode->clock); b.full = dfixed_div(b, a); c.full = dfixed_const(latency_watermark_a); c.full = dfixed_mul(c, b); c.full = dfixed_mul(c, amdgpu_crtc->hsc); c.full = dfixed_div(c, a); a.full = dfixed_const(16); c.full = dfixed_div(c, a); priority_a_mark = dfixed_trunc(c); priority_a_cnt |= priority_a_mark & PRIORITY_MARK_MASK; a.full = dfixed_const(1000); b.full = dfixed_const(mode->clock); b.full = dfixed_div(b, a); c.full = dfixed_const(latency_watermark_b); c.full = dfixed_mul(c, b); c.full = dfixed_mul(c, amdgpu_crtc->hsc); c.full = dfixed_div(c, a); a.full = dfixed_const(16); c.full = dfixed_div(c, a); priority_b_mark = dfixed_trunc(c); priority_b_cnt |= priority_b_mark & PRIORITY_MARK_MASK; lb_vblank_lead_lines = DIV_ROUND_UP(lb_size, mode->crtc_hdisplay); } /* select wm A */ arb_control3 = RREG32(mmDPG_PIPE_ARBITRATION_CONTROL3 + amdgpu_crtc->crtc_offset); tmp = arb_control3; tmp &= ~LATENCY_WATERMARK_MASK(3); tmp |= LATENCY_WATERMARK_MASK(1); WREG32(mmDPG_PIPE_ARBITRATION_CONTROL3 + amdgpu_crtc->crtc_offset, tmp); WREG32(mmDPG_PIPE_URGENCY_CONTROL + amdgpu_crtc->crtc_offset, ((latency_watermark_a << DPG_PIPE_URGENCY_CONTROL__URGENCY_LOW_WATERMARK__SHIFT) | (line_time << DPG_PIPE_URGENCY_CONTROL__URGENCY_HIGH_WATERMARK__SHIFT))); /* select wm B */ tmp = RREG32(mmDPG_PIPE_ARBITRATION_CONTROL3 + amdgpu_crtc->crtc_offset); tmp &= ~LATENCY_WATERMARK_MASK(3); tmp |= LATENCY_WATERMARK_MASK(2); WREG32(mmDPG_PIPE_ARBITRATION_CONTROL3 + amdgpu_crtc->crtc_offset, tmp); WREG32(mmDPG_PIPE_URGENCY_CONTROL + amdgpu_crtc->crtc_offset, ((latency_watermark_b << DPG_PIPE_URGENCY_CONTROL__URGENCY_LOW_WATERMARK__SHIFT) | (line_time << DPG_PIPE_URGENCY_CONTROL__URGENCY_HIGH_WATERMARK__SHIFT))); /* restore original selection */ WREG32(mmDPG_PIPE_ARBITRATION_CONTROL3 + amdgpu_crtc->crtc_offset, arb_control3); /* write the priority marks */ WREG32(mmPRIORITY_A_CNT + amdgpu_crtc->crtc_offset, priority_a_cnt); WREG32(mmPRIORITY_B_CNT + amdgpu_crtc->crtc_offset, priority_b_cnt); /* save values for DPM */ amdgpu_crtc->line_time = line_time; amdgpu_crtc->wm_high = latency_watermark_a; /* Save number of lines the linebuffer leads before the scanout */ amdgpu_crtc->lb_vblank_lead_lines = lb_vblank_lead_lines; } /* watermark setup */ static u32 dce_v6_0_line_buffer_adjust(struct amdgpu_device *adev, struct amdgpu_crtc *amdgpu_crtc, struct drm_display_mode *mode, struct drm_display_mode *other_mode) { u32 tmp, buffer_alloc, i; u32 pipe_offset = amdgpu_crtc->crtc_id * 0x8; /* * Line Buffer Setup * There are 3 line buffers, each one shared by 2 display controllers. * mmDC_LB_MEMORY_SPLIT controls how that line buffer is shared between * the display controllers. The paritioning is done via one of four * preset allocations specified in bits 21:20: * 0 - half lb * 2 - whole lb, other crtc must be disabled */ /* this can get tricky if we have two large displays on a paired group * of crtcs. Ideally for multiple large displays we'd assign them to * non-linked crtcs for maximum line buffer allocation. */ if (amdgpu_crtc->base.enabled && mode) { if (other_mode) { tmp = 0; /* 1/2 */ buffer_alloc = 1; } else { tmp = 2; /* whole */ buffer_alloc = 2; } } else { tmp = 0; buffer_alloc = 0; } WREG32(mmDC_LB_MEMORY_SPLIT + amdgpu_crtc->crtc_offset, DC_LB_MEMORY_CONFIG(tmp)); WREG32(mmPIPE0_DMIF_BUFFER_CONTROL + pipe_offset, (buffer_alloc << PIPE0_DMIF_BUFFER_CONTROL__DMIF_BUFFERS_ALLOCATED__SHIFT)); for (i = 0; i < adev->usec_timeout; i++) { if (RREG32(mmPIPE0_DMIF_BUFFER_CONTROL + pipe_offset) & PIPE0_DMIF_BUFFER_CONTROL__DMIF_BUFFERS_ALLOCATION_COMPLETED_MASK) break; udelay(1); } if (amdgpu_crtc->base.enabled && mode) { switch (tmp) { case 0: default: return 4096 * 2; case 2: return 8192 * 2; } } /* controller not enabled, so no lb used */ return 0; } /** * dce_v6_0_bandwidth_update - program display watermarks * * @adev: amdgpu_device pointer * * Calculate and program the display watermarks and line * buffer allocation (CIK). */ static void dce_v6_0_bandwidth_update(struct amdgpu_device *adev) { struct drm_display_mode *mode0 = NULL; struct drm_display_mode *mode1 = NULL; u32 num_heads = 0, lb_size; int i; if (!adev->mode_info.mode_config_initialized) return; amdgpu_display_update_priority(adev); for (i = 0; i < adev->mode_info.num_crtc; i++) { if (adev->mode_info.crtcs[i]->base.enabled) num_heads++; } for (i = 0; i < adev->mode_info.num_crtc; i += 2) { mode0 = &adev->mode_info.crtcs[i]->base.mode; mode1 = &adev->mode_info.crtcs[i+1]->base.mode; lb_size = dce_v6_0_line_buffer_adjust(adev, adev->mode_info.crtcs[i], mode0, mode1); dce_v6_0_program_watermarks(adev, adev->mode_info.crtcs[i], lb_size, num_heads); lb_size = dce_v6_0_line_buffer_adjust(adev, adev->mode_info.crtcs[i+1], mode1, mode0); dce_v6_0_program_watermarks(adev, adev->mode_info.crtcs[i+1], lb_size, num_heads); } } static void dce_v6_0_audio_get_connected_pins(struct amdgpu_device *adev) { int i; u32 tmp; for (i = 0; i < adev->mode_info.audio.num_pins; i++) { tmp = RREG32_AUDIO_ENDPT(adev->mode_info.audio.pin[i].offset, ixAZALIA_F0_CODEC_PIN_CONTROL_RESPONSE_CONFIGURATION_DEFAULT); if (REG_GET_FIELD(tmp, AZALIA_F0_CODEC_PIN_CONTROL_RESPONSE_CONFIGURATION_DEFAULT, PORT_CONNECTIVITY)) adev->mode_info.audio.pin[i].connected = false; else adev->mode_info.audio.pin[i].connected = true; } } static struct amdgpu_audio_pin *dce_v6_0_audio_get_pin(struct amdgpu_device *adev) { int i; dce_v6_0_audio_get_connected_pins(adev); for (i = 0; i < adev->mode_info.audio.num_pins; i++) { if (adev->mode_info.audio.pin[i].connected) return &adev->mode_info.audio.pin[i]; } DRM_ERROR("No connected audio pins found!\n"); return NULL; } static void dce_v6_0_audio_select_pin(struct drm_encoder *encoder) { struct amdgpu_device *adev = drm_to_adev(encoder->dev); struct amdgpu_encoder *amdgpu_encoder = to_amdgpu_encoder(encoder); struct amdgpu_encoder_atom_dig *dig = amdgpu_encoder->enc_priv; if (!dig || !dig->afmt || !dig->afmt->pin) return; WREG32(mmAFMT_AUDIO_SRC_CONTROL + dig->afmt->offset, REG_SET_FIELD(0, AFMT_AUDIO_SRC_CONTROL, AFMT_AUDIO_SRC_SELECT, dig->afmt->pin->id)); } static void dce_v6_0_audio_write_latency_fields(struct drm_encoder *encoder, struct drm_display_mode *mode) { struct drm_device *dev = encoder->dev; struct amdgpu_device *adev = drm_to_adev(dev); struct amdgpu_encoder *amdgpu_encoder = to_amdgpu_encoder(encoder); struct amdgpu_encoder_atom_dig *dig = amdgpu_encoder->enc_priv; struct drm_connector *connector; struct drm_connector_list_iter iter; struct amdgpu_connector *amdgpu_connector = NULL; int interlace = 0; u32 tmp; drm_connector_list_iter_begin(dev, &iter); drm_for_each_connector_iter(connector, &iter) { if (connector->encoder == encoder) { amdgpu_connector = to_amdgpu_connector(connector); break; } } drm_connector_list_iter_end(&iter); if (!amdgpu_connector) { DRM_ERROR("Couldn't find encoder's connector\n"); return; } if (mode->flags & DRM_MODE_FLAG_INTERLACE) interlace = 1; if (connector->latency_present[interlace]) { tmp = REG_SET_FIELD(0, AZALIA_F0_CODEC_PIN_CONTROL_RESPONSE_LIPSYNC, VIDEO_LIPSYNC, connector->video_latency[interlace]); tmp = REG_SET_FIELD(tmp, AZALIA_F0_CODEC_PIN_CONTROL_RESPONSE_LIPSYNC, AUDIO_LIPSYNC, connector->audio_latency[interlace]); } else { tmp = REG_SET_FIELD(0, AZALIA_F0_CODEC_PIN_CONTROL_RESPONSE_LIPSYNC, VIDEO_LIPSYNC, 0); tmp = REG_SET_FIELD(tmp, AZALIA_F0_CODEC_PIN_CONTROL_RESPONSE_LIPSYNC, AUDIO_LIPSYNC, 0); } WREG32_AUDIO_ENDPT(dig->afmt->pin->offset, ixAZALIA_F0_CODEC_PIN_CONTROL_RESPONSE_LIPSYNC, tmp); } static void dce_v6_0_audio_write_speaker_allocation(struct drm_encoder *encoder) { struct drm_device *dev = encoder->dev; struct amdgpu_device *adev = drm_to_adev(dev); struct amdgpu_encoder *amdgpu_encoder = to_amdgpu_encoder(encoder); struct amdgpu_encoder_atom_dig *dig = amdgpu_encoder->enc_priv; struct drm_connector *connector; struct drm_connector_list_iter iter; struct amdgpu_connector *amdgpu_connector = NULL; u8 *sadb = NULL; int sad_count; u32 tmp; drm_connector_list_iter_begin(dev, &iter); drm_for_each_connector_iter(connector, &iter) { if (connector->encoder == encoder) { amdgpu_connector = to_amdgpu_connector(connector); break; } } drm_connector_list_iter_end(&iter); if (!amdgpu_connector) { DRM_ERROR("Couldn't find encoder's connector\n"); return; } sad_count = drm_edid_to_speaker_allocation(amdgpu_connector_edid(connector), &sadb); if (sad_count < 0) { DRM_ERROR("Couldn't read Speaker Allocation Data Block: %d\n", sad_count); sad_count = 0; } /* program the speaker allocation */ tmp = RREG32_AUDIO_ENDPT(dig->afmt->pin->offset, ixAZALIA_F0_CODEC_PIN_CONTROL_CHANNEL_SPEAKER); tmp = REG_SET_FIELD(tmp, AZALIA_F0_CODEC_PIN_CONTROL_CHANNEL_SPEAKER, HDMI_CONNECTION, 0); tmp = REG_SET_FIELD(tmp, AZALIA_F0_CODEC_PIN_CONTROL_CHANNEL_SPEAKER, DP_CONNECTION, 0); if (connector->connector_type == DRM_MODE_CONNECTOR_DisplayPort) tmp = REG_SET_FIELD(tmp, AZALIA_F0_CODEC_PIN_CONTROL_CHANNEL_SPEAKER, DP_CONNECTION, 1); else tmp = REG_SET_FIELD(tmp, AZALIA_F0_CODEC_PIN_CONTROL_CHANNEL_SPEAKER, HDMI_CONNECTION, 1); if (sad_count) tmp = REG_SET_FIELD(tmp, AZALIA_F0_CODEC_PIN_CONTROL_CHANNEL_SPEAKER, SPEAKER_ALLOCATION, sadb[0]); else tmp = REG_SET_FIELD(tmp, AZALIA_F0_CODEC_PIN_CONTROL_CHANNEL_SPEAKER, SPEAKER_ALLOCATION, 5); /* stereo */ WREG32_AUDIO_ENDPT(dig->afmt->pin->offset, ixAZALIA_F0_CODEC_PIN_CONTROL_CHANNEL_SPEAKER, tmp); kfree(sadb); } static void dce_v6_0_audio_write_sad_regs(struct drm_encoder *encoder) { struct drm_device *dev = encoder->dev; struct amdgpu_device *adev = drm_to_adev(dev); struct amdgpu_encoder *amdgpu_encoder = to_amdgpu_encoder(encoder); struct amdgpu_encoder_atom_dig *dig = amdgpu_encoder->enc_priv; struct drm_connector *connector; struct drm_connector_list_iter iter; struct amdgpu_connector *amdgpu_connector = NULL; struct cea_sad *sads; int i, sad_count; static const u16 eld_reg_to_type[][2] = { { ixAZALIA_F0_CODEC_PIN_CONTROL_AUDIO_DESCRIPTOR0, HDMI_AUDIO_CODING_TYPE_PCM }, { ixAZALIA_F0_CODEC_PIN_CONTROL_AUDIO_DESCRIPTOR1, HDMI_AUDIO_CODING_TYPE_AC3 }, { ixAZALIA_F0_CODEC_PIN_CONTROL_AUDIO_DESCRIPTOR2, HDMI_AUDIO_CODING_TYPE_MPEG1 }, { ixAZALIA_F0_CODEC_PIN_CONTROL_AUDIO_DESCRIPTOR3, HDMI_AUDIO_CODING_TYPE_MP3 }, { ixAZALIA_F0_CODEC_PIN_CONTROL_AUDIO_DESCRIPTOR4, HDMI_AUDIO_CODING_TYPE_MPEG2 }, { ixAZALIA_F0_CODEC_PIN_CONTROL_AUDIO_DESCRIPTOR5, HDMI_AUDIO_CODING_TYPE_AAC_LC }, { ixAZALIA_F0_CODEC_PIN_CONTROL_AUDIO_DESCRIPTOR6, HDMI_AUDIO_CODING_TYPE_DTS }, { ixAZALIA_F0_CODEC_PIN_CONTROL_AUDIO_DESCRIPTOR7, HDMI_AUDIO_CODING_TYPE_ATRAC }, { ixAZALIA_F0_CODEC_PIN_CONTROL_AUDIO_DESCRIPTOR9, HDMI_AUDIO_CODING_TYPE_EAC3 }, { ixAZALIA_F0_CODEC_PIN_CONTROL_AUDIO_DESCRIPTOR10, HDMI_AUDIO_CODING_TYPE_DTS_HD }, { ixAZALIA_F0_CODEC_PIN_CONTROL_AUDIO_DESCRIPTOR11, HDMI_AUDIO_CODING_TYPE_MLP }, { ixAZALIA_F0_CODEC_PIN_CONTROL_AUDIO_DESCRIPTOR13, HDMI_AUDIO_CODING_TYPE_WMA_PRO }, }; drm_connector_list_iter_begin(dev, &iter); drm_for_each_connector_iter(connector, &iter) { if (connector->encoder == encoder) { amdgpu_connector = to_amdgpu_connector(connector); break; } } drm_connector_list_iter_end(&iter); if (!amdgpu_connector) { DRM_ERROR("Couldn't find encoder's connector\n"); return; } sad_count = drm_edid_to_sad(amdgpu_connector_edid(connector), &sads); if (sad_count < 0) DRM_ERROR("Couldn't read SADs: %d\n", sad_count); if (sad_count <= 0) return; for (i = 0; i < ARRAY_SIZE(eld_reg_to_type); i++) { u32 tmp = 0; u8 stereo_freqs = 0; int max_channels = -1; int j; for (j = 0; j < sad_count; j++) { struct cea_sad *sad = &sads[j]; if (sad->format == eld_reg_to_type[i][1]) { if (sad->channels > max_channels) { tmp = REG_SET_FIELD(tmp, AZALIA_F0_CODEC_PIN_CONTROL_AUDIO_DESCRIPTOR0, MAX_CHANNELS, sad->channels); tmp = REG_SET_FIELD(tmp, AZALIA_F0_CODEC_PIN_CONTROL_AUDIO_DESCRIPTOR0, DESCRIPTOR_BYTE_2, sad->byte2); tmp = REG_SET_FIELD(tmp, AZALIA_F0_CODEC_PIN_CONTROL_AUDIO_DESCRIPTOR0, SUPPORTED_FREQUENCIES, sad->freq); max_channels = sad->channels; } if (sad->format == HDMI_AUDIO_CODING_TYPE_PCM) stereo_freqs |= sad->freq; else break; } } tmp = REG_SET_FIELD(tmp, AZALIA_F0_CODEC_PIN_CONTROL_AUDIO_DESCRIPTOR0, SUPPORTED_FREQUENCIES_STEREO, stereo_freqs); WREG32_AUDIO_ENDPT(dig->afmt->pin->offset, eld_reg_to_type[i][0], tmp); } kfree(sads); } static void dce_v6_0_audio_enable(struct amdgpu_device *adev, struct amdgpu_audio_pin *pin, bool enable) { if (!pin) return; WREG32_AUDIO_ENDPT(pin->offset, ixAZALIA_F0_CODEC_PIN_CONTROL_HOT_PLUG_CONTROL, enable ? AZALIA_F0_CODEC_PIN_CONTROL_HOT_PLUG_CONTROL__AUDIO_ENABLED_MASK : 0); } static const u32 pin_offsets[7] = { (0x1780 - 0x1780), (0x1786 - 0x1780), (0x178c - 0x1780), (0x1792 - 0x1780), (0x1798 - 0x1780), (0x179d - 0x1780), (0x17a4 - 0x1780), }; static int dce_v6_0_audio_init(struct amdgpu_device *adev) { int i; if (!amdgpu_audio) return 0; adev->mode_info.audio.enabled = true; switch (adev->asic_type) { case CHIP_TAHITI: case CHIP_PITCAIRN: case CHIP_VERDE: default: adev->mode_info.audio.num_pins = 6; break; case CHIP_OLAND: adev->mode_info.audio.num_pins = 2; break; } for (i = 0; i < adev->mode_info.audio.num_pins; i++) { adev->mode_info.audio.pin[i].channels = -1; adev->mode_info.audio.pin[i].rate = -1; adev->mode_info.audio.pin[i].bits_per_sample = -1; adev->mode_info.audio.pin[i].status_bits = 0; adev->mode_info.audio.pin[i].category_code = 0; adev->mode_info.audio.pin[i].connected = false; adev->mode_info.audio.pin[i].offset = pin_offsets[i]; adev->mode_info.audio.pin[i].id = i; dce_v6_0_audio_enable(adev, &adev->mode_info.audio.pin[i], false); } return 0; } static void dce_v6_0_audio_fini(struct amdgpu_device *adev) { int i; if (!amdgpu_audio) return; if (!adev->mode_info.audio.enabled) return; for (i = 0; i < adev->mode_info.audio.num_pins; i++) dce_v6_0_audio_enable(adev, &adev->mode_info.audio.pin[i], false); adev->mode_info.audio.enabled = false; } static void dce_v6_0_audio_set_vbi_packet(struct drm_encoder *encoder) { struct drm_device *dev = encoder->dev; struct amdgpu_device *adev = drm_to_adev(dev); struct amdgpu_encoder *amdgpu_encoder = to_amdgpu_encoder(encoder); struct amdgpu_encoder_atom_dig *dig = amdgpu_encoder->enc_priv; u32 tmp; tmp = RREG32(mmHDMI_VBI_PACKET_CONTROL + dig->afmt->offset); tmp = REG_SET_FIELD(tmp, HDMI_VBI_PACKET_CONTROL, HDMI_NULL_SEND, 1); tmp = REG_SET_FIELD(tmp, HDMI_VBI_PACKET_CONTROL, HDMI_GC_SEND, 1); tmp = REG_SET_FIELD(tmp, HDMI_VBI_PACKET_CONTROL, HDMI_GC_CONT, 1); WREG32(mmHDMI_VBI_PACKET_CONTROL + dig->afmt->offset, tmp); } static void dce_v6_0_audio_set_acr(struct drm_encoder *encoder, uint32_t clock, int bpc) { struct drm_device *dev = encoder->dev; struct amdgpu_device *adev = drm_to_adev(dev); struct amdgpu_afmt_acr acr = amdgpu_afmt_acr(clock); struct amdgpu_encoder *amdgpu_encoder = to_amdgpu_encoder(encoder); struct amdgpu_encoder_atom_dig *dig = amdgpu_encoder->enc_priv; u32 tmp; tmp = RREG32(mmHDMI_ACR_PACKET_CONTROL + dig->afmt->offset); tmp = REG_SET_FIELD(tmp, HDMI_ACR_PACKET_CONTROL, HDMI_ACR_AUTO_SEND, 1); tmp = REG_SET_FIELD(tmp, HDMI_ACR_PACKET_CONTROL, HDMI_ACR_SOURCE, bpc > 8 ? 0 : 1); WREG32(mmHDMI_ACR_PACKET_CONTROL + dig->afmt->offset, tmp); tmp = RREG32(mmHDMI_ACR_32_0 + dig->afmt->offset); tmp = REG_SET_FIELD(tmp, HDMI_ACR_32_0, HDMI_ACR_CTS_32, acr.cts_32khz); WREG32(mmHDMI_ACR_32_0 + dig->afmt->offset, tmp); tmp = RREG32(mmHDMI_ACR_32_1 + dig->afmt->offset); tmp = REG_SET_FIELD(tmp, HDMI_ACR_32_1, HDMI_ACR_N_32, acr.n_32khz); WREG32(mmHDMI_ACR_32_1 + dig->afmt->offset, tmp); tmp = RREG32(mmHDMI_ACR_44_0 + dig->afmt->offset); tmp = REG_SET_FIELD(tmp, HDMI_ACR_44_0, HDMI_ACR_CTS_44, acr.cts_44_1khz); WREG32(mmHDMI_ACR_44_0 + dig->afmt->offset, tmp); tmp = RREG32(mmHDMI_ACR_44_1 + dig->afmt->offset); tmp = REG_SET_FIELD(tmp, HDMI_ACR_44_1, HDMI_ACR_N_44, acr.n_44_1khz); WREG32(mmHDMI_ACR_44_1 + dig->afmt->offset, tmp); tmp = RREG32(mmHDMI_ACR_48_0 + dig->afmt->offset); tmp = REG_SET_FIELD(tmp, HDMI_ACR_48_0, HDMI_ACR_CTS_48, acr.cts_48khz); WREG32(mmHDMI_ACR_48_0 + dig->afmt->offset, tmp); tmp = RREG32(mmHDMI_ACR_48_1 + dig->afmt->offset); tmp = REG_SET_FIELD(tmp, HDMI_ACR_48_1, HDMI_ACR_N_48, acr.n_48khz); WREG32(mmHDMI_ACR_48_1 + dig->afmt->offset, tmp); } static void dce_v6_0_audio_set_avi_infoframe(struct drm_encoder *encoder, struct drm_display_mode *mode) { struct drm_device *dev = encoder->dev; struct amdgpu_device *adev = drm_to_adev(dev); struct amdgpu_encoder *amdgpu_encoder = to_amdgpu_encoder(encoder); struct amdgpu_encoder_atom_dig *dig = amdgpu_encoder->enc_priv; struct drm_connector *connector = amdgpu_get_connector_for_encoder(encoder); struct hdmi_avi_infoframe frame; u8 buffer[HDMI_INFOFRAME_HEADER_SIZE + HDMI_AVI_INFOFRAME_SIZE]; uint8_t *payload = buffer + 3; uint8_t *header = buffer; ssize_t err; u32 tmp; err = drm_hdmi_avi_infoframe_from_display_mode(&frame, connector, mode); if (err < 0) { DRM_ERROR("failed to setup AVI infoframe: %zd\n", err); return; } err = hdmi_avi_infoframe_pack(&frame, buffer, sizeof(buffer)); if (err < 0) { DRM_ERROR("failed to pack AVI infoframe: %zd\n", err); return; } WREG32(mmAFMT_AVI_INFO0 + dig->afmt->offset, payload[0x0] | (payload[0x1] << 8) | (payload[0x2] << 16) | (payload[0x3] << 24)); WREG32(mmAFMT_AVI_INFO1 + dig->afmt->offset, payload[0x4] | (payload[0x5] << 8) | (payload[0x6] << 16) | (payload[0x7] << 24)); WREG32(mmAFMT_AVI_INFO2 + dig->afmt->offset, payload[0x8] | (payload[0x9] << 8) | (payload[0xA] << 16) | (payload[0xB] << 24)); WREG32(mmAFMT_AVI_INFO3 + dig->afmt->offset, payload[0xC] | (payload[0xD] << 8) | (header[1] << 24)); tmp = RREG32(mmHDMI_INFOFRAME_CONTROL1 + dig->afmt->offset); /* anything other than 0 */ tmp = REG_SET_FIELD(tmp, HDMI_INFOFRAME_CONTROL1, HDMI_AUDIO_INFO_LINE, 2); WREG32(mmHDMI_INFOFRAME_CONTROL1 + dig->afmt->offset, tmp); } static void dce_v6_0_audio_set_dto(struct drm_encoder *encoder, u32 clock) { struct drm_device *dev = encoder->dev; struct amdgpu_device *adev = drm_to_adev(dev); struct amdgpu_crtc *amdgpu_crtc = to_amdgpu_crtc(encoder->crtc); int em = amdgpu_atombios_encoder_get_encoder_mode(encoder); u32 tmp; /* * Two dtos: generally use dto0 for hdmi, dto1 for dp. * Express [24MHz / target pixel clock] as an exact rational * number (coefficient of two integer numbers. DCCG_AUDIO_DTOx_PHASE * is the numerator, DCCG_AUDIO_DTOx_MODULE is the denominator */ tmp = RREG32(mmDCCG_AUDIO_DTO_SOURCE); tmp = REG_SET_FIELD(tmp, DCCG_AUDIO_DTO_SOURCE, DCCG_AUDIO_DTO0_SOURCE_SEL, amdgpu_crtc->crtc_id); if (em == ATOM_ENCODER_MODE_HDMI) { tmp = REG_SET_FIELD(tmp, DCCG_AUDIO_DTO_SOURCE, DCCG_AUDIO_DTO_SEL, 0); } else if (ENCODER_MODE_IS_DP(em)) { tmp = REG_SET_FIELD(tmp, DCCG_AUDIO_DTO_SOURCE, DCCG_AUDIO_DTO_SEL, 1); } WREG32(mmDCCG_AUDIO_DTO_SOURCE, tmp); if (em == ATOM_ENCODER_MODE_HDMI) { WREG32(mmDCCG_AUDIO_DTO0_PHASE, 24000); WREG32(mmDCCG_AUDIO_DTO0_MODULE, clock); } else if (ENCODER_MODE_IS_DP(em)) { WREG32(mmDCCG_AUDIO_DTO1_PHASE, 24000); WREG32(mmDCCG_AUDIO_DTO1_MODULE, clock); } } static void dce_v6_0_audio_set_packet(struct drm_encoder *encoder) { struct drm_device *dev = encoder->dev; struct amdgpu_device *adev = drm_to_adev(dev); struct amdgpu_encoder *amdgpu_encoder = to_amdgpu_encoder(encoder); struct amdgpu_encoder_atom_dig *dig = amdgpu_encoder->enc_priv; u32 tmp; tmp = RREG32(mmAFMT_INFOFRAME_CONTROL0 + dig->afmt->offset); tmp = REG_SET_FIELD(tmp, AFMT_INFOFRAME_CONTROL0, AFMT_AUDIO_INFO_UPDATE, 1); WREG32(mmAFMT_INFOFRAME_CONTROL0 + dig->afmt->offset, tmp); tmp = RREG32(mmAFMT_60958_0 + dig->afmt->offset); tmp = REG_SET_FIELD(tmp, AFMT_60958_0, AFMT_60958_CS_CHANNEL_NUMBER_L, 1); WREG32(mmAFMT_60958_0 + dig->afmt->offset, tmp); tmp = RREG32(mmAFMT_60958_1 + dig->afmt->offset); tmp = REG_SET_FIELD(tmp, AFMT_60958_1, AFMT_60958_CS_CHANNEL_NUMBER_R, 2); WREG32(mmAFMT_60958_1 + dig->afmt->offset, tmp); tmp = RREG32(mmAFMT_60958_2 + dig->afmt->offset); tmp = REG_SET_FIELD(tmp, AFMT_60958_2, AFMT_60958_CS_CHANNEL_NUMBER_2, 3); tmp = REG_SET_FIELD(tmp, AFMT_60958_2, AFMT_60958_CS_CHANNEL_NUMBER_3, 4); tmp = REG_SET_FIELD(tmp, AFMT_60958_2, AFMT_60958_CS_CHANNEL_NUMBER_4, 5); tmp = REG_SET_FIELD(tmp, AFMT_60958_2, AFMT_60958_CS_CHANNEL_NUMBER_5, 6); tmp = REG_SET_FIELD(tmp, AFMT_60958_2, AFMT_60958_CS_CHANNEL_NUMBER_6, 7); tmp = REG_SET_FIELD(tmp, AFMT_60958_2, AFMT_60958_CS_CHANNEL_NUMBER_7, 8); WREG32(mmAFMT_60958_2 + dig->afmt->offset, tmp); tmp = RREG32(mmAFMT_AUDIO_PACKET_CONTROL2 + dig->afmt->offset); tmp = REG_SET_FIELD(tmp, AFMT_AUDIO_PACKET_CONTROL2, AFMT_AUDIO_CHANNEL_ENABLE, 0xff); WREG32(mmAFMT_AUDIO_PACKET_CONTROL2 + dig->afmt->offset, tmp); tmp = RREG32(mmHDMI_AUDIO_PACKET_CONTROL + dig->afmt->offset); tmp = REG_SET_FIELD(tmp, HDMI_AUDIO_PACKET_CONTROL, HDMI_AUDIO_DELAY_EN, 1); tmp = REG_SET_FIELD(tmp, HDMI_AUDIO_PACKET_CONTROL, HDMI_AUDIO_PACKETS_PER_LINE, 3); WREG32(mmHDMI_AUDIO_PACKET_CONTROL + dig->afmt->offset, tmp); tmp = RREG32(mmAFMT_AUDIO_PACKET_CONTROL + dig->afmt->offset); tmp = REG_SET_FIELD(tmp, AFMT_AUDIO_PACKET_CONTROL, AFMT_RESET_FIFO_WHEN_AUDIO_DIS, 1); tmp = REG_SET_FIELD(tmp, AFMT_AUDIO_PACKET_CONTROL, AFMT_60958_CS_UPDATE, 1); WREG32(mmAFMT_AUDIO_PACKET_CONTROL + dig->afmt->offset, tmp); } static void dce_v6_0_audio_set_mute(struct drm_encoder *encoder, bool mute) { struct drm_device *dev = encoder->dev; struct amdgpu_device *adev = drm_to_adev(dev); struct amdgpu_encoder *amdgpu_encoder = to_amdgpu_encoder(encoder); struct amdgpu_encoder_atom_dig *dig = amdgpu_encoder->enc_priv; u32 tmp; tmp = RREG32(mmHDMI_GC + dig->afmt->offset); tmp = REG_SET_FIELD(tmp, HDMI_GC, HDMI_GC_AVMUTE, mute ? 1 : 0); WREG32(mmHDMI_GC + dig->afmt->offset, tmp); } static void dce_v6_0_audio_hdmi_enable(struct drm_encoder *encoder, bool enable) { struct drm_device *dev = encoder->dev; struct amdgpu_device *adev = drm_to_adev(dev); struct amdgpu_encoder *amdgpu_encoder = to_amdgpu_encoder(encoder); struct amdgpu_encoder_atom_dig *dig = amdgpu_encoder->enc_priv; u32 tmp; if (enable) { tmp = RREG32(mmHDMI_INFOFRAME_CONTROL0 + dig->afmt->offset); tmp = REG_SET_FIELD(tmp, HDMI_INFOFRAME_CONTROL0, HDMI_AVI_INFO_SEND, 1); tmp = REG_SET_FIELD(tmp, HDMI_INFOFRAME_CONTROL0, HDMI_AVI_INFO_CONT, 1); tmp = REG_SET_FIELD(tmp, HDMI_INFOFRAME_CONTROL0, HDMI_AUDIO_INFO_SEND, 1); tmp = REG_SET_FIELD(tmp, HDMI_INFOFRAME_CONTROL0, HDMI_AUDIO_INFO_CONT, 1); WREG32(mmHDMI_INFOFRAME_CONTROL0 + dig->afmt->offset, tmp); tmp = RREG32(mmHDMI_INFOFRAME_CONTROL1 + dig->afmt->offset); tmp = REG_SET_FIELD(tmp, HDMI_INFOFRAME_CONTROL1, HDMI_AVI_INFO_LINE, 2); WREG32(mmHDMI_INFOFRAME_CONTROL1 + dig->afmt->offset, tmp); tmp = RREG32(mmAFMT_AUDIO_PACKET_CONTROL + dig->afmt->offset); tmp = REG_SET_FIELD(tmp, AFMT_AUDIO_PACKET_CONTROL, AFMT_AUDIO_SAMPLE_SEND, 1); WREG32(mmAFMT_AUDIO_PACKET_CONTROL + dig->afmt->offset, tmp); } else { tmp = RREG32(mmHDMI_INFOFRAME_CONTROL0 + dig->afmt->offset); tmp = REG_SET_FIELD(tmp, HDMI_INFOFRAME_CONTROL0, HDMI_AVI_INFO_SEND, 0); tmp = REG_SET_FIELD(tmp, HDMI_INFOFRAME_CONTROL0, HDMI_AVI_INFO_CONT, 0); tmp = REG_SET_FIELD(tmp, HDMI_INFOFRAME_CONTROL0, HDMI_AUDIO_INFO_SEND, 0); tmp = REG_SET_FIELD(tmp, HDMI_INFOFRAME_CONTROL0, HDMI_AUDIO_INFO_CONT, 0); WREG32(mmHDMI_INFOFRAME_CONTROL0 + dig->afmt->offset, tmp); tmp = RREG32(mmAFMT_AUDIO_PACKET_CONTROL + dig->afmt->offset); tmp = REG_SET_FIELD(tmp, AFMT_AUDIO_PACKET_CONTROL, AFMT_AUDIO_SAMPLE_SEND, 0); WREG32(mmAFMT_AUDIO_PACKET_CONTROL + dig->afmt->offset, tmp); } } static void dce_v6_0_audio_dp_enable(struct drm_encoder *encoder, bool enable) { struct drm_device *dev = encoder->dev; struct amdgpu_device *adev = drm_to_adev(dev); struct amdgpu_encoder *amdgpu_encoder = to_amdgpu_encoder(encoder); struct amdgpu_encoder_atom_dig *dig = amdgpu_encoder->enc_priv; u32 tmp; if (enable) { tmp = RREG32(mmAFMT_AUDIO_PACKET_CONTROL + dig->afmt->offset); tmp = REG_SET_FIELD(tmp, AFMT_AUDIO_PACKET_CONTROL, AFMT_AUDIO_SAMPLE_SEND, 1); WREG32(mmAFMT_AUDIO_PACKET_CONTROL + dig->afmt->offset, tmp); tmp = RREG32(mmDP_SEC_TIMESTAMP + dig->afmt->offset); tmp = REG_SET_FIELD(tmp, DP_SEC_TIMESTAMP, DP_SEC_TIMESTAMP_MODE, 1); WREG32(mmDP_SEC_TIMESTAMP + dig->afmt->offset, tmp); tmp = RREG32(mmDP_SEC_CNTL + dig->afmt->offset); tmp = REG_SET_FIELD(tmp, DP_SEC_CNTL, DP_SEC_ASP_ENABLE, 1); tmp = REG_SET_FIELD(tmp, DP_SEC_CNTL, DP_SEC_ATP_ENABLE, 1); tmp = REG_SET_FIELD(tmp, DP_SEC_CNTL, DP_SEC_AIP_ENABLE, 1); tmp = REG_SET_FIELD(tmp, DP_SEC_CNTL, DP_SEC_STREAM_ENABLE, 1); WREG32(mmDP_SEC_CNTL + dig->afmt->offset, tmp); } else { WREG32(mmDP_SEC_CNTL + dig->afmt->offset, 0); } } static void dce_v6_0_afmt_setmode(struct drm_encoder *encoder, struct drm_display_mode *mode) { struct drm_device *dev = encoder->dev; struct amdgpu_device *adev = drm_to_adev(dev); struct amdgpu_encoder *amdgpu_encoder = to_amdgpu_encoder(encoder); struct amdgpu_encoder_atom_dig *dig = amdgpu_encoder->enc_priv; struct drm_connector *connector; struct drm_connector_list_iter iter; struct amdgpu_connector *amdgpu_connector = NULL; int em = amdgpu_atombios_encoder_get_encoder_mode(encoder); int bpc = 8; if (!dig || !dig->afmt) return; drm_connector_list_iter_begin(dev, &iter); drm_for_each_connector_iter(connector, &iter) { if (connector->encoder == encoder) { amdgpu_connector = to_amdgpu_connector(connector); break; } } drm_connector_list_iter_end(&iter); if (!amdgpu_connector) { DRM_ERROR("Couldn't find encoder's connector\n"); return; } if (!dig->afmt->enabled) return; dig->afmt->pin = dce_v6_0_audio_get_pin(adev); if (!dig->afmt->pin) return; if (encoder->crtc) { struct amdgpu_crtc *amdgpu_crtc = to_amdgpu_crtc(encoder->crtc); bpc = amdgpu_crtc->bpc; } /* disable audio before setting up hw */ dce_v6_0_audio_enable(adev, dig->afmt->pin, false); dce_v6_0_audio_set_mute(encoder, true); dce_v6_0_audio_write_speaker_allocation(encoder); dce_v6_0_audio_write_sad_regs(encoder); dce_v6_0_audio_write_latency_fields(encoder, mode); if (em == ATOM_ENCODER_MODE_HDMI) { dce_v6_0_audio_set_dto(encoder, mode->clock); dce_v6_0_audio_set_vbi_packet(encoder); dce_v6_0_audio_set_acr(encoder, mode->clock, bpc); } else if (ENCODER_MODE_IS_DP(em)) { dce_v6_0_audio_set_dto(encoder, adev->clock.default_dispclk * 10); } dce_v6_0_audio_set_packet(encoder); dce_v6_0_audio_select_pin(encoder); dce_v6_0_audio_set_avi_infoframe(encoder, mode); dce_v6_0_audio_set_mute(encoder, false); if (em == ATOM_ENCODER_MODE_HDMI) { dce_v6_0_audio_hdmi_enable(encoder, 1); } else if (ENCODER_MODE_IS_DP(em)) { dce_v6_0_audio_dp_enable(encoder, 1); } /* enable audio after setting up hw */ dce_v6_0_audio_enable(adev, dig->afmt->pin, true); } static void dce_v6_0_afmt_enable(struct drm_encoder *encoder, bool enable) { struct drm_device *dev = encoder->dev; struct amdgpu_device *adev = drm_to_adev(dev); struct amdgpu_encoder *amdgpu_encoder = to_amdgpu_encoder(encoder); struct amdgpu_encoder_atom_dig *dig = amdgpu_encoder->enc_priv; if (!dig || !dig->afmt) return; /* Silent, r600_hdmi_enable will raise WARN for us */ if (enable && dig->afmt->enabled) return; if (!enable && !dig->afmt->enabled) return; if (!enable && dig->afmt->pin) { dce_v6_0_audio_enable(adev, dig->afmt->pin, false); dig->afmt->pin = NULL; } dig->afmt->enabled = enable; DRM_DEBUG("%sabling AFMT interface @ 0x%04X for encoder 0x%x\n", enable ? "En" : "Dis", dig->afmt->offset, amdgpu_encoder->encoder_id); } static int dce_v6_0_afmt_init(struct amdgpu_device *adev) { int i, j; for (i = 0; i < adev->mode_info.num_dig; i++) adev->mode_info.afmt[i] = NULL; /* DCE6 has audio blocks tied to DIG encoders */ for (i = 0; i < adev->mode_info.num_dig; i++) { adev->mode_info.afmt[i] = kzalloc(sizeof(struct amdgpu_afmt), GFP_KERNEL); if (adev->mode_info.afmt[i]) { adev->mode_info.afmt[i]->offset = dig_offsets[i]; adev->mode_info.afmt[i]->id = i; } else { for (j = 0; j < i; j++) { kfree(adev->mode_info.afmt[j]); adev->mode_info.afmt[j] = NULL; } DRM_ERROR("Out of memory allocating afmt table\n"); return -ENOMEM; } } return 0; } static void dce_v6_0_afmt_fini(struct amdgpu_device *adev) { int i; for (i = 0; i < adev->mode_info.num_dig; i++) { kfree(adev->mode_info.afmt[i]); adev->mode_info.afmt[i] = NULL; } } static const u32 vga_control_regs[6] = { mmD1VGA_CONTROL, mmD2VGA_CONTROL, mmD3VGA_CONTROL, mmD4VGA_CONTROL, mmD5VGA_CONTROL, mmD6VGA_CONTROL, }; static void dce_v6_0_vga_enable(struct drm_crtc *crtc, bool enable) { struct amdgpu_crtc *amdgpu_crtc = to_amdgpu_crtc(crtc); struct drm_device *dev = crtc->dev; struct amdgpu_device *adev = drm_to_adev(dev); u32 vga_control; vga_control = RREG32(vga_control_regs[amdgpu_crtc->crtc_id]) & ~1; WREG32(vga_control_regs[amdgpu_crtc->crtc_id], vga_control | (enable ? 1 : 0)); } static void dce_v6_0_grph_enable(struct drm_crtc *crtc, bool enable) { struct amdgpu_crtc *amdgpu_crtc = to_amdgpu_crtc(crtc); struct drm_device *dev = crtc->dev; struct amdgpu_device *adev = drm_to_adev(dev); WREG32(mmGRPH_ENABLE + amdgpu_crtc->crtc_offset, enable ? 1 : 0); } static int dce_v6_0_crtc_do_set_base(struct drm_crtc *crtc, struct drm_framebuffer *fb, int x, int y, int atomic) { struct amdgpu_crtc *amdgpu_crtc = to_amdgpu_crtc(crtc); struct drm_device *dev = crtc->dev; struct amdgpu_device *adev = drm_to_adev(dev); struct drm_framebuffer *target_fb; struct drm_gem_object *obj; struct amdgpu_bo *abo; uint64_t fb_location, tiling_flags; uint32_t fb_format, fb_pitch_pixels, pipe_config; u32 fb_swap = GRPH_ENDIAN_SWAP(GRPH_ENDIAN_NONE); u32 viewport_w, viewport_h; int r; bool bypass_lut = false; /* no fb bound */ if (!atomic && !crtc->primary->fb) { DRM_DEBUG_KMS("No FB bound\n"); return 0; } if (atomic) target_fb = fb; else target_fb = crtc->primary->fb; /* If atomic, assume fb object is pinned & idle & fenced and * just update base pointers */ obj = target_fb->obj[0]; abo = gem_to_amdgpu_bo(obj); r = amdgpu_bo_reserve(abo, false); if (unlikely(r != 0)) return r; if (!atomic) { r = amdgpu_bo_pin(abo, AMDGPU_GEM_DOMAIN_VRAM); if (unlikely(r != 0)) { amdgpu_bo_unreserve(abo); return -EINVAL; } } fb_location = amdgpu_bo_gpu_offset(abo); amdgpu_bo_get_tiling_flags(abo, &tiling_flags); amdgpu_bo_unreserve(abo); switch (target_fb->format->format) { case DRM_FORMAT_C8: fb_format = (GRPH_DEPTH(GRPH_DEPTH_8BPP) | GRPH_FORMAT(GRPH_FORMAT_INDEXED)); break; case DRM_FORMAT_XRGB4444: case DRM_FORMAT_ARGB4444: fb_format = (GRPH_DEPTH(GRPH_DEPTH_16BPP) | GRPH_FORMAT(GRPH_FORMAT_ARGB4444)); #ifdef __BIG_ENDIAN fb_swap = GRPH_ENDIAN_SWAP(GRPH_ENDIAN_8IN16); #endif break; case DRM_FORMAT_XRGB1555: case DRM_FORMAT_ARGB1555: fb_format = (GRPH_DEPTH(GRPH_DEPTH_16BPP) | GRPH_FORMAT(GRPH_FORMAT_ARGB1555)); #ifdef __BIG_ENDIAN fb_swap = GRPH_ENDIAN_SWAP(GRPH_ENDIAN_8IN16); #endif break; case DRM_FORMAT_BGRX5551: case DRM_FORMAT_BGRA5551: fb_format = (GRPH_DEPTH(GRPH_DEPTH_16BPP) | GRPH_FORMAT(GRPH_FORMAT_BGRA5551)); #ifdef __BIG_ENDIAN fb_swap = GRPH_ENDIAN_SWAP(GRPH_ENDIAN_8IN16); #endif break; case DRM_FORMAT_RGB565: fb_format = (GRPH_DEPTH(GRPH_DEPTH_16BPP) | GRPH_FORMAT(GRPH_FORMAT_ARGB565)); #ifdef __BIG_ENDIAN fb_swap = GRPH_ENDIAN_SWAP(GRPH_ENDIAN_8IN16); #endif break; case DRM_FORMAT_XRGB8888: case DRM_FORMAT_ARGB8888: fb_format = (GRPH_DEPTH(GRPH_DEPTH_32BPP) | GRPH_FORMAT(GRPH_FORMAT_ARGB8888)); #ifdef __BIG_ENDIAN fb_swap = GRPH_ENDIAN_SWAP(GRPH_ENDIAN_8IN32); #endif break; case DRM_FORMAT_XRGB2101010: case DRM_FORMAT_ARGB2101010: fb_format = (GRPH_DEPTH(GRPH_DEPTH_32BPP) | GRPH_FORMAT(GRPH_FORMAT_ARGB2101010)); #ifdef __BIG_ENDIAN fb_swap = GRPH_ENDIAN_SWAP(GRPH_ENDIAN_8IN32); #endif /* Greater 8 bpc fb needs to bypass hw-lut to retain precision */ bypass_lut = true; break; case DRM_FORMAT_BGRX1010102: case DRM_FORMAT_BGRA1010102: fb_format = (GRPH_DEPTH(GRPH_DEPTH_32BPP) | GRPH_FORMAT(GRPH_FORMAT_BGRA1010102)); #ifdef __BIG_ENDIAN fb_swap = GRPH_ENDIAN_SWAP(GRPH_ENDIAN_8IN32); #endif /* Greater 8 bpc fb needs to bypass hw-lut to retain precision */ bypass_lut = true; break; case DRM_FORMAT_XBGR8888: case DRM_FORMAT_ABGR8888: fb_format = (GRPH_DEPTH(GRPH_DEPTH_32BPP) | GRPH_FORMAT(GRPH_FORMAT_ARGB8888)); fb_swap = (GRPH_RED_CROSSBAR(GRPH_RED_SEL_B) | GRPH_BLUE_CROSSBAR(GRPH_BLUE_SEL_R)); #ifdef __BIG_ENDIAN fb_swap |= GRPH_ENDIAN_SWAP(GRPH_ENDIAN_8IN32); #endif break; default: DRM_ERROR("Unsupported screen format %p4cc\n", &target_fb->format->format); return -EINVAL; } if (AMDGPU_TILING_GET(tiling_flags, ARRAY_MODE) == ARRAY_2D_TILED_THIN1) { unsigned bankw, bankh, mtaspect, tile_split, num_banks; bankw = AMDGPU_TILING_GET(tiling_flags, BANK_WIDTH); bankh = AMDGPU_TILING_GET(tiling_flags, BANK_HEIGHT); mtaspect = AMDGPU_TILING_GET(tiling_flags, MACRO_TILE_ASPECT); tile_split = AMDGPU_TILING_GET(tiling_flags, TILE_SPLIT); num_banks = AMDGPU_TILING_GET(tiling_flags, NUM_BANKS); fb_format |= GRPH_NUM_BANKS(num_banks); fb_format |= GRPH_ARRAY_MODE(GRPH_ARRAY_2D_TILED_THIN1); fb_format |= GRPH_TILE_SPLIT(tile_split); fb_format |= GRPH_BANK_WIDTH(bankw); fb_format |= GRPH_BANK_HEIGHT(bankh); fb_format |= GRPH_MACRO_TILE_ASPECT(mtaspect); } else if (AMDGPU_TILING_GET(tiling_flags, ARRAY_MODE) == ARRAY_1D_TILED_THIN1) { fb_format |= GRPH_ARRAY_MODE(GRPH_ARRAY_1D_TILED_THIN1); } pipe_config = AMDGPU_TILING_GET(tiling_flags, PIPE_CONFIG); fb_format |= GRPH_PIPE_CONFIG(pipe_config); dce_v6_0_vga_enable(crtc, false); /* Make sure surface address is updated at vertical blank rather than * horizontal blank */ WREG32(mmGRPH_FLIP_CONTROL + amdgpu_crtc->crtc_offset, 0); WREG32(mmGRPH_PRIMARY_SURFACE_ADDRESS_HIGH + amdgpu_crtc->crtc_offset, upper_32_bits(fb_location)); WREG32(mmGRPH_SECONDARY_SURFACE_ADDRESS_HIGH + amdgpu_crtc->crtc_offset, upper_32_bits(fb_location)); WREG32(mmGRPH_PRIMARY_SURFACE_ADDRESS + amdgpu_crtc->crtc_offset, (u32)fb_location & GRPH_PRIMARY_SURFACE_ADDRESS__GRPH_PRIMARY_SURFACE_ADDRESS_MASK); WREG32(mmGRPH_SECONDARY_SURFACE_ADDRESS + amdgpu_crtc->crtc_offset, (u32) fb_location & GRPH_PRIMARY_SURFACE_ADDRESS__GRPH_PRIMARY_SURFACE_ADDRESS_MASK); WREG32(mmGRPH_CONTROL + amdgpu_crtc->crtc_offset, fb_format); WREG32(mmGRPH_SWAP_CNTL + amdgpu_crtc->crtc_offset, fb_swap); /* * The LUT only has 256 slots for indexing by a 8 bpc fb. Bypass the LUT * for > 8 bpc scanout to avoid truncation of fb indices to 8 msb's, to * retain the full precision throughout the pipeline. */ WREG32_P(mmGRPH_LUT_10BIT_BYPASS + amdgpu_crtc->crtc_offset, (bypass_lut ? GRPH_LUT_10BIT_BYPASS__GRPH_LUT_10BIT_BYPASS_EN_MASK : 0), ~GRPH_LUT_10BIT_BYPASS__GRPH_LUT_10BIT_BYPASS_EN_MASK); if (bypass_lut) DRM_DEBUG_KMS("Bypassing hardware LUT due to 10 bit fb scanout.\n"); WREG32(mmGRPH_SURFACE_OFFSET_X + amdgpu_crtc->crtc_offset, 0); WREG32(mmGRPH_SURFACE_OFFSET_Y + amdgpu_crtc->crtc_offset, 0); WREG32(mmGRPH_X_START + amdgpu_crtc->crtc_offset, 0); WREG32(mmGRPH_Y_START + amdgpu_crtc->crtc_offset, 0); WREG32(mmGRPH_X_END + amdgpu_crtc->crtc_offset, target_fb->width); WREG32(mmGRPH_Y_END + amdgpu_crtc->crtc_offset, target_fb->height); fb_pitch_pixels = target_fb->pitches[0] / target_fb->format->cpp[0]; WREG32(mmGRPH_PITCH + amdgpu_crtc->crtc_offset, fb_pitch_pixels); dce_v6_0_grph_enable(crtc, true); WREG32(mmDESKTOP_HEIGHT + amdgpu_crtc->crtc_offset, target_fb->height); x &= ~3; y &= ~1; WREG32(mmVIEWPORT_START + amdgpu_crtc->crtc_offset, (x << 16) | y); viewport_w = crtc->mode.hdisplay; viewport_h = (crtc->mode.vdisplay + 1) & ~1; WREG32(mmVIEWPORT_SIZE + amdgpu_crtc->crtc_offset, (viewport_w << 16) | viewport_h); /* set pageflip to happen anywhere in vblank interval */ WREG32(mmMASTER_UPDATE_MODE + amdgpu_crtc->crtc_offset, 0); if (!atomic && fb && fb != crtc->primary->fb) { abo = gem_to_amdgpu_bo(fb->obj[0]); r = amdgpu_bo_reserve(abo, true); if (unlikely(r != 0)) return r; amdgpu_bo_unpin(abo); amdgpu_bo_unreserve(abo); } /* Bytes per pixel may have changed */ dce_v6_0_bandwidth_update(adev); return 0; } static void dce_v6_0_set_interleave(struct drm_crtc *crtc, struct drm_display_mode *mode) { struct drm_device *dev = crtc->dev; struct amdgpu_device *adev = drm_to_adev(dev); struct amdgpu_crtc *amdgpu_crtc = to_amdgpu_crtc(crtc); if (mode->flags & DRM_MODE_FLAG_INTERLACE) WREG32(mmDATA_FORMAT + amdgpu_crtc->crtc_offset, INTERLEAVE_EN); else WREG32(mmDATA_FORMAT + amdgpu_crtc->crtc_offset, 0); } static void dce_v6_0_crtc_load_lut(struct drm_crtc *crtc) { struct amdgpu_crtc *amdgpu_crtc = to_amdgpu_crtc(crtc); struct drm_device *dev = crtc->dev; struct amdgpu_device *adev = drm_to_adev(dev); u16 *r, *g, *b; int i; DRM_DEBUG_KMS("%d\n", amdgpu_crtc->crtc_id); WREG32(mmINPUT_CSC_CONTROL + amdgpu_crtc->crtc_offset, ((0 << INPUT_CSC_CONTROL__INPUT_CSC_GRPH_MODE__SHIFT) | (0 << INPUT_CSC_CONTROL__INPUT_CSC_OVL_MODE__SHIFT))); WREG32(mmPRESCALE_GRPH_CONTROL + amdgpu_crtc->crtc_offset, PRESCALE_GRPH_CONTROL__GRPH_PRESCALE_BYPASS_MASK); WREG32(mmPRESCALE_OVL_CONTROL + amdgpu_crtc->crtc_offset, PRESCALE_OVL_CONTROL__OVL_PRESCALE_BYPASS_MASK); WREG32(mmINPUT_GAMMA_CONTROL + amdgpu_crtc->crtc_offset, ((0 << INPUT_GAMMA_CONTROL__GRPH_INPUT_GAMMA_MODE__SHIFT) | (0 << INPUT_GAMMA_CONTROL__OVL_INPUT_GAMMA_MODE__SHIFT))); WREG32(mmDC_LUT_CONTROL + amdgpu_crtc->crtc_offset, 0); WREG32(mmDC_LUT_BLACK_OFFSET_BLUE + amdgpu_crtc->crtc_offset, 0); WREG32(mmDC_LUT_BLACK_OFFSET_GREEN + amdgpu_crtc->crtc_offset, 0); WREG32(mmDC_LUT_BLACK_OFFSET_RED + amdgpu_crtc->crtc_offset, 0); WREG32(mmDC_LUT_WHITE_OFFSET_BLUE + amdgpu_crtc->crtc_offset, 0xffff); WREG32(mmDC_LUT_WHITE_OFFSET_GREEN + amdgpu_crtc->crtc_offset, 0xffff); WREG32(mmDC_LUT_WHITE_OFFSET_RED + amdgpu_crtc->crtc_offset, 0xffff); WREG32(mmDC_LUT_RW_MODE + amdgpu_crtc->crtc_offset, 0); WREG32(mmDC_LUT_WRITE_EN_MASK + amdgpu_crtc->crtc_offset, 0x00000007); WREG32(mmDC_LUT_RW_INDEX + amdgpu_crtc->crtc_offset, 0); r = crtc->gamma_store; g = r + crtc->gamma_size; b = g + crtc->gamma_size; for (i = 0; i < 256; i++) { WREG32(mmDC_LUT_30_COLOR + amdgpu_crtc->crtc_offset, ((*r++ & 0xffc0) << 14) | ((*g++ & 0xffc0) << 4) | (*b++ >> 6)); } WREG32(mmDEGAMMA_CONTROL + amdgpu_crtc->crtc_offset, ((0 << DEGAMMA_CONTROL__GRPH_DEGAMMA_MODE__SHIFT) | (0 << DEGAMMA_CONTROL__OVL_DEGAMMA_MODE__SHIFT) | ICON_DEGAMMA_MODE(0) | (0 << DEGAMMA_CONTROL__CURSOR_DEGAMMA_MODE__SHIFT))); WREG32(mmGAMUT_REMAP_CONTROL + amdgpu_crtc->crtc_offset, ((0 << GAMUT_REMAP_CONTROL__GRPH_GAMUT_REMAP_MODE__SHIFT) | (0 << GAMUT_REMAP_CONTROL__OVL_GAMUT_REMAP_MODE__SHIFT))); WREG32(mmREGAMMA_CONTROL + amdgpu_crtc->crtc_offset, ((0 << REGAMMA_CONTROL__GRPH_REGAMMA_MODE__SHIFT) | (0 << REGAMMA_CONTROL__OVL_REGAMMA_MODE__SHIFT))); WREG32(mmOUTPUT_CSC_CONTROL + amdgpu_crtc->crtc_offset, ((0 << OUTPUT_CSC_CONTROL__OUTPUT_CSC_GRPH_MODE__SHIFT) | (0 << OUTPUT_CSC_CONTROL__OUTPUT_CSC_OVL_MODE__SHIFT))); /* XXX match this to the depth of the crtc fmt block, move to modeset? */ WREG32(0x1a50 + amdgpu_crtc->crtc_offset, 0); } static int dce_v6_0_pick_dig_encoder(struct drm_encoder *encoder) { struct amdgpu_encoder *amdgpu_encoder = to_amdgpu_encoder(encoder); struct amdgpu_encoder_atom_dig *dig = amdgpu_encoder->enc_priv; switch (amdgpu_encoder->encoder_id) { case ENCODER_OBJECT_ID_INTERNAL_UNIPHY: return dig->linkb ? 1 : 0; case ENCODER_OBJECT_ID_INTERNAL_UNIPHY1: return dig->linkb ? 3 : 2; case ENCODER_OBJECT_ID_INTERNAL_UNIPHY2: return dig->linkb ? 5 : 4; case ENCODER_OBJECT_ID_INTERNAL_UNIPHY3: return 6; default: DRM_ERROR("invalid encoder_id: 0x%x\n", amdgpu_encoder->encoder_id); return 0; } } /** * dce_v6_0_pick_pll - Allocate a PPLL for use by the crtc. * * @crtc: drm crtc * * Returns the PPLL (Pixel PLL) to be used by the crtc. For DP monitors * a single PPLL can be used for all DP crtcs/encoders. For non-DP * monitors a dedicated PPLL must be used. If a particular board has * an external DP PLL, return ATOM_PPLL_INVALID to skip PLL programming * as there is no need to program the PLL itself. If we are not able to * allocate a PLL, return ATOM_PPLL_INVALID to skip PLL programming to * avoid messing up an existing monitor. * * */ static u32 dce_v6_0_pick_pll(struct drm_crtc *crtc) { struct amdgpu_crtc *amdgpu_crtc = to_amdgpu_crtc(crtc); struct drm_device *dev = crtc->dev; struct amdgpu_device *adev = drm_to_adev(dev); u32 pll_in_use; int pll; if (ENCODER_MODE_IS_DP(amdgpu_atombios_encoder_get_encoder_mode(amdgpu_crtc->encoder))) { if (adev->clock.dp_extclk) /* skip PPLL programming if using ext clock */ return ATOM_PPLL_INVALID; else return ATOM_PPLL0; } else { /* use the same PPLL for all monitors with the same clock */ pll = amdgpu_pll_get_shared_nondp_ppll(crtc); if (pll != ATOM_PPLL_INVALID) return pll; } /* PPLL1, and PPLL2 */ pll_in_use = amdgpu_pll_get_use_mask(crtc); if (!(pll_in_use & (1 << ATOM_PPLL2))) return ATOM_PPLL2; if (!(pll_in_use & (1 << ATOM_PPLL1))) return ATOM_PPLL1; DRM_ERROR("unable to allocate a PPLL\n"); return ATOM_PPLL_INVALID; } static void dce_v6_0_lock_cursor(struct drm_crtc *crtc, bool lock) { struct amdgpu_device *adev = drm_to_adev(crtc->dev); struct amdgpu_crtc *amdgpu_crtc = to_amdgpu_crtc(crtc); uint32_t cur_lock; cur_lock = RREG32(mmCUR_UPDATE + amdgpu_crtc->crtc_offset); if (lock) cur_lock |= CUR_UPDATE__CURSOR_UPDATE_LOCK_MASK; else cur_lock &= ~CUR_UPDATE__CURSOR_UPDATE_LOCK_MASK; WREG32(mmCUR_UPDATE + amdgpu_crtc->crtc_offset, cur_lock); } static void dce_v6_0_hide_cursor(struct drm_crtc *crtc) { struct amdgpu_crtc *amdgpu_crtc = to_amdgpu_crtc(crtc); struct amdgpu_device *adev = drm_to_adev(crtc->dev); WREG32(mmCUR_CONTROL + amdgpu_crtc->crtc_offset, (CURSOR_24_8_PRE_MULT << CUR_CONTROL__CURSOR_MODE__SHIFT) | (CURSOR_URGENT_1_2 << CUR_CONTROL__CURSOR_URGENT_CONTROL__SHIFT)); } static void dce_v6_0_show_cursor(struct drm_crtc *crtc) { struct amdgpu_crtc *amdgpu_crtc = to_amdgpu_crtc(crtc); struct amdgpu_device *adev = drm_to_adev(crtc->dev); WREG32(mmCUR_SURFACE_ADDRESS_HIGH + amdgpu_crtc->crtc_offset, upper_32_bits(amdgpu_crtc->cursor_addr)); WREG32(mmCUR_SURFACE_ADDRESS + amdgpu_crtc->crtc_offset, lower_32_bits(amdgpu_crtc->cursor_addr)); WREG32(mmCUR_CONTROL + amdgpu_crtc->crtc_offset, CUR_CONTROL__CURSOR_EN_MASK | (CURSOR_24_8_PRE_MULT << CUR_CONTROL__CURSOR_MODE__SHIFT) | (CURSOR_URGENT_1_2 << CUR_CONTROL__CURSOR_URGENT_CONTROL__SHIFT)); } static int dce_v6_0_cursor_move_locked(struct drm_crtc *crtc, int x, int y) { struct amdgpu_crtc *amdgpu_crtc = to_amdgpu_crtc(crtc); struct amdgpu_device *adev = drm_to_adev(crtc->dev); int xorigin = 0, yorigin = 0; int w = amdgpu_crtc->cursor_width; amdgpu_crtc->cursor_x = x; amdgpu_crtc->cursor_y = y; /* avivo cursor are offset into the total surface */ x += crtc->x; y += crtc->y; DRM_DEBUG("x %d y %d c->x %d c->y %d\n", x, y, crtc->x, crtc->y); if (x < 0) { xorigin = min(-x, amdgpu_crtc->max_cursor_width - 1); x = 0; } if (y < 0) { yorigin = min(-y, amdgpu_crtc->max_cursor_height - 1); y = 0; } WREG32(mmCUR_POSITION + amdgpu_crtc->crtc_offset, (x << 16) | y); WREG32(mmCUR_HOT_SPOT + amdgpu_crtc->crtc_offset, (xorigin << 16) | yorigin); WREG32(mmCUR_SIZE + amdgpu_crtc->crtc_offset, ((w - 1) << 16) | (amdgpu_crtc->cursor_height - 1)); return 0; } static int dce_v6_0_crtc_cursor_move(struct drm_crtc *crtc, int x, int y) { int ret; dce_v6_0_lock_cursor(crtc, true); ret = dce_v6_0_cursor_move_locked(crtc, x, y); dce_v6_0_lock_cursor(crtc, false); return ret; } static int dce_v6_0_crtc_cursor_set2(struct drm_crtc *crtc, struct drm_file *file_priv, uint32_t handle, uint32_t width, uint32_t height, int32_t hot_x, int32_t hot_y) { struct amdgpu_crtc *amdgpu_crtc = to_amdgpu_crtc(crtc); struct drm_gem_object *obj; struct amdgpu_bo *aobj; int ret; if (!handle) { /* turn off cursor */ dce_v6_0_hide_cursor(crtc); obj = NULL; goto unpin; } if ((width > amdgpu_crtc->max_cursor_width) || (height > amdgpu_crtc->max_cursor_height)) { DRM_ERROR("bad cursor width or height %d x %d\n", width, height); return -EINVAL; } obj = drm_gem_object_lookup(file_priv, handle); if (!obj) { DRM_ERROR("Cannot find cursor object %x for crtc %d\n", handle, amdgpu_crtc->crtc_id); return -ENOENT; } aobj = gem_to_amdgpu_bo(obj); ret = amdgpu_bo_reserve(aobj, false); if (ret != 0) { drm_gem_object_put(obj); return ret; } ret = amdgpu_bo_pin(aobj, AMDGPU_GEM_DOMAIN_VRAM); amdgpu_bo_unreserve(aobj); if (ret) { DRM_ERROR("Failed to pin new cursor BO (%d)\n", ret); drm_gem_object_put(obj); return ret; } amdgpu_crtc->cursor_addr = amdgpu_bo_gpu_offset(aobj); dce_v6_0_lock_cursor(crtc, true); if (width != amdgpu_crtc->cursor_width || height != amdgpu_crtc->cursor_height || hot_x != amdgpu_crtc->cursor_hot_x || hot_y != amdgpu_crtc->cursor_hot_y) { int x, y; x = amdgpu_crtc->cursor_x + amdgpu_crtc->cursor_hot_x - hot_x; y = amdgpu_crtc->cursor_y + amdgpu_crtc->cursor_hot_y - hot_y; dce_v6_0_cursor_move_locked(crtc, x, y); amdgpu_crtc->cursor_width = width; amdgpu_crtc->cursor_height = height; amdgpu_crtc->cursor_hot_x = hot_x; amdgpu_crtc->cursor_hot_y = hot_y; } dce_v6_0_show_cursor(crtc); dce_v6_0_lock_cursor(crtc, false); unpin: if (amdgpu_crtc->cursor_bo) { struct amdgpu_bo *aobj = gem_to_amdgpu_bo(amdgpu_crtc->cursor_bo); ret = amdgpu_bo_reserve(aobj, true); if (likely(ret == 0)) { amdgpu_bo_unpin(aobj); amdgpu_bo_unreserve(aobj); } drm_gem_object_put(amdgpu_crtc->cursor_bo); } amdgpu_crtc->cursor_bo = obj; return 0; } static void dce_v6_0_cursor_reset(struct drm_crtc *crtc) { struct amdgpu_crtc *amdgpu_crtc = to_amdgpu_crtc(crtc); if (amdgpu_crtc->cursor_bo) { dce_v6_0_lock_cursor(crtc, true); dce_v6_0_cursor_move_locked(crtc, amdgpu_crtc->cursor_x, amdgpu_crtc->cursor_y); dce_v6_0_show_cursor(crtc); dce_v6_0_lock_cursor(crtc, false); } } static int dce_v6_0_crtc_gamma_set(struct drm_crtc *crtc, u16 *red, u16 *green, u16 *blue, uint32_t size, struct drm_modeset_acquire_ctx *ctx) { dce_v6_0_crtc_load_lut(crtc); return 0; } static void dce_v6_0_crtc_destroy(struct drm_crtc *crtc) { struct amdgpu_crtc *amdgpu_crtc = to_amdgpu_crtc(crtc); drm_crtc_cleanup(crtc); kfree(amdgpu_crtc); } static const struct drm_crtc_funcs dce_v6_0_crtc_funcs = { .cursor_set2 = dce_v6_0_crtc_cursor_set2, .cursor_move = dce_v6_0_crtc_cursor_move, .gamma_set = dce_v6_0_crtc_gamma_set, .set_config = amdgpu_display_crtc_set_config, .destroy = dce_v6_0_crtc_destroy, .page_flip_target = amdgpu_display_crtc_page_flip_target, .get_vblank_counter = amdgpu_get_vblank_counter_kms, .enable_vblank = amdgpu_enable_vblank_kms, .disable_vblank = amdgpu_disable_vblank_kms, .get_vblank_timestamp = drm_crtc_vblank_helper_get_vblank_timestamp, }; static void dce_v6_0_crtc_dpms(struct drm_crtc *crtc, int mode) { struct drm_device *dev = crtc->dev; struct amdgpu_device *adev = drm_to_adev(dev); struct amdgpu_crtc *amdgpu_crtc = to_amdgpu_crtc(crtc); unsigned type; switch (mode) { case DRM_MODE_DPMS_ON: amdgpu_crtc->enabled = true; amdgpu_atombios_crtc_enable(crtc, ATOM_ENABLE); amdgpu_atombios_crtc_blank(crtc, ATOM_DISABLE); /* Make sure VBLANK and PFLIP interrupts are still enabled */ type = amdgpu_display_crtc_idx_to_irq_type(adev, amdgpu_crtc->crtc_id); amdgpu_irq_update(adev, &adev->crtc_irq, type); amdgpu_irq_update(adev, &adev->pageflip_irq, type); drm_crtc_vblank_on(crtc); dce_v6_0_crtc_load_lut(crtc); break; case DRM_MODE_DPMS_STANDBY: case DRM_MODE_DPMS_SUSPEND: case DRM_MODE_DPMS_OFF: drm_crtc_vblank_off(crtc); if (amdgpu_crtc->enabled) amdgpu_atombios_crtc_blank(crtc, ATOM_ENABLE); amdgpu_atombios_crtc_enable(crtc, ATOM_DISABLE); amdgpu_crtc->enabled = false; break; } /* adjust pm to dpms */ amdgpu_dpm_compute_clocks(adev); } static void dce_v6_0_crtc_prepare(struct drm_crtc *crtc) { /* disable crtc pair power gating before programming */ amdgpu_atombios_crtc_powergate(crtc, ATOM_DISABLE); amdgpu_atombios_crtc_lock(crtc, ATOM_ENABLE); dce_v6_0_crtc_dpms(crtc, DRM_MODE_DPMS_OFF); } static void dce_v6_0_crtc_commit(struct drm_crtc *crtc) { dce_v6_0_crtc_dpms(crtc, DRM_MODE_DPMS_ON); amdgpu_atombios_crtc_lock(crtc, ATOM_DISABLE); } static void dce_v6_0_crtc_disable(struct drm_crtc *crtc) { struct amdgpu_crtc *amdgpu_crtc = to_amdgpu_crtc(crtc); struct drm_device *dev = crtc->dev; struct amdgpu_device *adev = drm_to_adev(dev); struct amdgpu_atom_ss ss; int i; dce_v6_0_crtc_dpms(crtc, DRM_MODE_DPMS_OFF); if (crtc->primary->fb) { int r; struct amdgpu_bo *abo; abo = gem_to_amdgpu_bo(crtc->primary->fb->obj[0]); r = amdgpu_bo_reserve(abo, true); if (unlikely(r)) DRM_ERROR("failed to reserve abo before unpin\n"); else { amdgpu_bo_unpin(abo); amdgpu_bo_unreserve(abo); } } /* disable the GRPH */ dce_v6_0_grph_enable(crtc, false); amdgpu_atombios_crtc_powergate(crtc, ATOM_ENABLE); for (i = 0; i < adev->mode_info.num_crtc; i++) { if (adev->mode_info.crtcs[i] && adev->mode_info.crtcs[i]->enabled && i != amdgpu_crtc->crtc_id && amdgpu_crtc->pll_id == adev->mode_info.crtcs[i]->pll_id) { /* one other crtc is using this pll don't turn * off the pll */ goto done; } } switch (amdgpu_crtc->pll_id) { case ATOM_PPLL1: case ATOM_PPLL2: /* disable the ppll */ amdgpu_atombios_crtc_program_pll(crtc, amdgpu_crtc->crtc_id, amdgpu_crtc->pll_id, 0, 0, ATOM_DISABLE, 0, 0, 0, 0, 0, false, &ss); break; default: break; } done: amdgpu_crtc->pll_id = ATOM_PPLL_INVALID; amdgpu_crtc->adjusted_clock = 0; amdgpu_crtc->encoder = NULL; amdgpu_crtc->connector = NULL; } static int dce_v6_0_crtc_mode_set(struct drm_crtc *crtc, struct drm_display_mode *mode, struct drm_display_mode *adjusted_mode, int x, int y, struct drm_framebuffer *old_fb) { struct amdgpu_crtc *amdgpu_crtc = to_amdgpu_crtc(crtc); if (!amdgpu_crtc->adjusted_clock) return -EINVAL; amdgpu_atombios_crtc_set_pll(crtc, adjusted_mode); amdgpu_atombios_crtc_set_dtd_timing(crtc, adjusted_mode); dce_v6_0_crtc_do_set_base(crtc, old_fb, x, y, 0); amdgpu_atombios_crtc_overscan_setup(crtc, mode, adjusted_mode); amdgpu_atombios_crtc_scaler_setup(crtc); dce_v6_0_cursor_reset(crtc); /* update the hw version fpr dpm */ amdgpu_crtc->hw_mode = *adjusted_mode; return 0; } static bool dce_v6_0_crtc_mode_fixup(struct drm_crtc *crtc, const struct drm_display_mode *mode, struct drm_display_mode *adjusted_mode) { struct amdgpu_crtc *amdgpu_crtc = to_amdgpu_crtc(crtc); struct drm_device *dev = crtc->dev; struct drm_encoder *encoder; /* assign the encoder to the amdgpu crtc to avoid repeated lookups later */ list_for_each_entry(encoder, &dev->mode_config.encoder_list, head) { if (encoder->crtc == crtc) { amdgpu_crtc->encoder = encoder; amdgpu_crtc->connector = amdgpu_get_connector_for_encoder(encoder); break; } } if ((amdgpu_crtc->encoder == NULL) || (amdgpu_crtc->connector == NULL)) { amdgpu_crtc->encoder = NULL; amdgpu_crtc->connector = NULL; return false; } if (!amdgpu_display_crtc_scaling_mode_fixup(crtc, mode, adjusted_mode)) return false; if (amdgpu_atombios_crtc_prepare_pll(crtc, adjusted_mode)) return false; /* pick pll */ amdgpu_crtc->pll_id = dce_v6_0_pick_pll(crtc); /* if we can't get a PPLL for a non-DP encoder, fail */ if ((amdgpu_crtc->pll_id == ATOM_PPLL_INVALID) && !ENCODER_MODE_IS_DP(amdgpu_atombios_encoder_get_encoder_mode(amdgpu_crtc->encoder))) return false; return true; } static int dce_v6_0_crtc_set_base(struct drm_crtc *crtc, int x, int y, struct drm_framebuffer *old_fb) { return dce_v6_0_crtc_do_set_base(crtc, old_fb, x, y, 0); } static int dce_v6_0_crtc_set_base_atomic(struct drm_crtc *crtc, struct drm_framebuffer *fb, int x, int y, enum mode_set_atomic state) { return dce_v6_0_crtc_do_set_base(crtc, fb, x, y, 1); } static const struct drm_crtc_helper_funcs dce_v6_0_crtc_helper_funcs = { .dpms = dce_v6_0_crtc_dpms, .mode_fixup = dce_v6_0_crtc_mode_fixup, .mode_set = dce_v6_0_crtc_mode_set, .mode_set_base = dce_v6_0_crtc_set_base, .mode_set_base_atomic = dce_v6_0_crtc_set_base_atomic, .prepare = dce_v6_0_crtc_prepare, .commit = dce_v6_0_crtc_commit, .disable = dce_v6_0_crtc_disable, .get_scanout_position = amdgpu_crtc_get_scanout_position, }; static int dce_v6_0_crtc_init(struct amdgpu_device *adev, int index) { struct amdgpu_crtc *amdgpu_crtc; amdgpu_crtc = kzalloc(sizeof(struct amdgpu_crtc) + (AMDGPUFB_CONN_LIMIT * sizeof(struct drm_connector *)), GFP_KERNEL); if (amdgpu_crtc == NULL) return -ENOMEM; drm_crtc_init(adev_to_drm(adev), &amdgpu_crtc->base, &dce_v6_0_crtc_funcs); drm_mode_crtc_set_gamma_size(&amdgpu_crtc->base, 256); amdgpu_crtc->crtc_id = index; adev->mode_info.crtcs[index] = amdgpu_crtc; amdgpu_crtc->max_cursor_width = CURSOR_WIDTH; amdgpu_crtc->max_cursor_height = CURSOR_HEIGHT; adev_to_drm(adev)->mode_config.cursor_width = amdgpu_crtc->max_cursor_width; adev_to_drm(adev)->mode_config.cursor_height = amdgpu_crtc->max_cursor_height; amdgpu_crtc->crtc_offset = crtc_offsets[amdgpu_crtc->crtc_id]; amdgpu_crtc->pll_id = ATOM_PPLL_INVALID; amdgpu_crtc->adjusted_clock = 0; amdgpu_crtc->encoder = NULL; amdgpu_crtc->connector = NULL; drm_crtc_helper_add(&amdgpu_crtc->base, &dce_v6_0_crtc_helper_funcs); return 0; } static int dce_v6_0_early_init(void *handle) { struct amdgpu_device *adev = (struct amdgpu_device *)handle; adev->audio_endpt_rreg = &dce_v6_0_audio_endpt_rreg; adev->audio_endpt_wreg = &dce_v6_0_audio_endpt_wreg; dce_v6_0_set_display_funcs(adev); adev->mode_info.num_crtc = dce_v6_0_get_num_crtc(adev); switch (adev->asic_type) { case CHIP_TAHITI: case CHIP_PITCAIRN: case CHIP_VERDE: adev->mode_info.num_hpd = 6; adev->mode_info.num_dig = 6; break; case CHIP_OLAND: adev->mode_info.num_hpd = 2; adev->mode_info.num_dig = 2; break; default: return -EINVAL; } dce_v6_0_set_irq_funcs(adev); return 0; } static int dce_v6_0_sw_init(void *handle) { int r, i; bool ret; struct amdgpu_device *adev = (struct amdgpu_device *)handle; for (i = 0; i < adev->mode_info.num_crtc; i++) { r = amdgpu_irq_add_id(adev, AMDGPU_IRQ_CLIENTID_LEGACY, i + 1, &adev->crtc_irq); if (r) return r; } for (i = 8; i < 20; i += 2) { r = amdgpu_irq_add_id(adev, AMDGPU_IRQ_CLIENTID_LEGACY, i, &adev->pageflip_irq); if (r) return r; } /* HPD hotplug */ r = amdgpu_irq_add_id(adev, AMDGPU_IRQ_CLIENTID_LEGACY, 42, &adev->hpd_irq); if (r) return r; adev->mode_info.mode_config_initialized = true; adev_to_drm(adev)->mode_config.funcs = &amdgpu_mode_funcs; adev_to_drm(adev)->mode_config.async_page_flip = true; adev_to_drm(adev)->mode_config.max_width = 16384; adev_to_drm(adev)->mode_config.max_height = 16384; adev_to_drm(adev)->mode_config.preferred_depth = 24; adev_to_drm(adev)->mode_config.prefer_shadow = 1; adev_to_drm(adev)->mode_config.fb_modifiers_not_supported = true; r = amdgpu_display_modeset_create_props(adev); if (r) return r; adev_to_drm(adev)->mode_config.max_width = 16384; adev_to_drm(adev)->mode_config.max_height = 16384; /* allocate crtcs */ for (i = 0; i < adev->mode_info.num_crtc; i++) { r = dce_v6_0_crtc_init(adev, i); if (r) return r; } ret = amdgpu_atombios_get_connector_info_from_object_table(adev); if (ret) amdgpu_display_print_display_setup(adev_to_drm(adev)); else return -EINVAL; /* setup afmt */ r = dce_v6_0_afmt_init(adev); if (r) return r; r = dce_v6_0_audio_init(adev); if (r) return r; /* Disable vblank IRQs aggressively for power-saving */ /* XXX: can this be enabled for DC? */ adev_to_drm(adev)->vblank_disable_immediate = true; r = drm_vblank_init(adev_to_drm(adev), adev->mode_info.num_crtc); if (r) return r; /* Pre-DCE11 */ INIT_WORK(&adev->hotplug_work, amdgpu_display_hotplug_work_func); drm_kms_helper_poll_init(adev_to_drm(adev)); return r; } static int dce_v6_0_sw_fini(void *handle) { struct amdgpu_device *adev = (struct amdgpu_device *)handle; kfree(adev->mode_info.bios_hardcoded_edid); drm_kms_helper_poll_fini(adev_to_drm(adev)); dce_v6_0_audio_fini(adev); dce_v6_0_afmt_fini(adev); drm_mode_config_cleanup(adev_to_drm(adev)); adev->mode_info.mode_config_initialized = false; return 0; } static int dce_v6_0_hw_init(void *handle) { int i; struct amdgpu_device *adev = (struct amdgpu_device *)handle; /* disable vga render */ dce_v6_0_set_vga_render_state(adev, false); /* init dig PHYs, disp eng pll */ amdgpu_atombios_encoder_init_dig(adev); amdgpu_atombios_crtc_set_disp_eng_pll(adev, adev->clock.default_dispclk); /* initialize hpd */ dce_v6_0_hpd_init(adev); for (i = 0; i < adev->mode_info.audio.num_pins; i++) { dce_v6_0_audio_enable(adev, &adev->mode_info.audio.pin[i], false); } dce_v6_0_pageflip_interrupt_init(adev); return 0; } static int dce_v6_0_hw_fini(void *handle) { int i; struct amdgpu_device *adev = (struct amdgpu_device *)handle; dce_v6_0_hpd_fini(adev); for (i = 0; i < adev->mode_info.audio.num_pins; i++) { dce_v6_0_audio_enable(adev, &adev->mode_info.audio.pin[i], false); } dce_v6_0_pageflip_interrupt_fini(adev); flush_work(&adev->hotplug_work); return 0; } static int dce_v6_0_suspend(void *handle) { struct amdgpu_device *adev = (struct amdgpu_device *)handle; int r; r = amdgpu_display_suspend_helper(adev); if (r) return r; adev->mode_info.bl_level = amdgpu_atombios_encoder_get_backlight_level_from_reg(adev); return dce_v6_0_hw_fini(handle); } static int dce_v6_0_resume(void *handle) { struct amdgpu_device *adev = (struct amdgpu_device *)handle; int ret; amdgpu_atombios_encoder_set_backlight_level_to_reg(adev, adev->mode_info.bl_level); ret = dce_v6_0_hw_init(handle); /* turn on the BL */ if (adev->mode_info.bl_encoder) { u8 bl_level = amdgpu_display_backlight_get_level(adev, adev->mode_info.bl_encoder); amdgpu_display_backlight_set_level(adev, adev->mode_info.bl_encoder, bl_level); } if (ret) return ret; return amdgpu_display_resume_helper(adev); } static bool dce_v6_0_is_idle(void *handle) { return true; } static int dce_v6_0_wait_for_idle(void *handle) { return 0; } static int dce_v6_0_soft_reset(void *handle) { DRM_INFO("xxxx: dce_v6_0_soft_reset --- no impl!!\n"); return 0; } static void dce_v6_0_set_crtc_vblank_interrupt_state(struct amdgpu_device *adev, int crtc, enum amdgpu_interrupt_state state) { u32 reg_block, interrupt_mask; if (crtc >= adev->mode_info.num_crtc) { DRM_DEBUG("invalid crtc %d\n", crtc); return; } switch (crtc) { case 0: reg_block = SI_CRTC0_REGISTER_OFFSET; break; case 1: reg_block = SI_CRTC1_REGISTER_OFFSET; break; case 2: reg_block = SI_CRTC2_REGISTER_OFFSET; break; case 3: reg_block = SI_CRTC3_REGISTER_OFFSET; break; case 4: reg_block = SI_CRTC4_REGISTER_OFFSET; break; case 5: reg_block = SI_CRTC5_REGISTER_OFFSET; break; default: DRM_DEBUG("invalid crtc %d\n", crtc); return; } switch (state) { case AMDGPU_IRQ_STATE_DISABLE: interrupt_mask = RREG32(mmINT_MASK + reg_block); interrupt_mask &= ~VBLANK_INT_MASK; WREG32(mmINT_MASK + reg_block, interrupt_mask); break; case AMDGPU_IRQ_STATE_ENABLE: interrupt_mask = RREG32(mmINT_MASK + reg_block); interrupt_mask |= VBLANK_INT_MASK; WREG32(mmINT_MASK + reg_block, interrupt_mask); break; default: break; } } static void dce_v6_0_set_crtc_vline_interrupt_state(struct amdgpu_device *adev, int crtc, enum amdgpu_interrupt_state state) { } static int dce_v6_0_set_hpd_interrupt_state(struct amdgpu_device *adev, struct amdgpu_irq_src *src, unsigned type, enum amdgpu_interrupt_state state) { u32 dc_hpd_int_cntl; if (type >= adev->mode_info.num_hpd) { DRM_DEBUG("invalid hdp %d\n", type); return 0; } switch (state) { case AMDGPU_IRQ_STATE_DISABLE: dc_hpd_int_cntl = RREG32(mmDC_HPD1_INT_CONTROL + hpd_offsets[type]); dc_hpd_int_cntl &= ~DC_HPDx_INT_EN; WREG32(mmDC_HPD1_INT_CONTROL + hpd_offsets[type], dc_hpd_int_cntl); break; case AMDGPU_IRQ_STATE_ENABLE: dc_hpd_int_cntl = RREG32(mmDC_HPD1_INT_CONTROL + hpd_offsets[type]); dc_hpd_int_cntl |= DC_HPDx_INT_EN; WREG32(mmDC_HPD1_INT_CONTROL + hpd_offsets[type], dc_hpd_int_cntl); break; default: break; } return 0; } static int dce_v6_0_set_crtc_interrupt_state(struct amdgpu_device *adev, struct amdgpu_irq_src *src, unsigned type, enum amdgpu_interrupt_state state) { switch (type) { case AMDGPU_CRTC_IRQ_VBLANK1: dce_v6_0_set_crtc_vblank_interrupt_state(adev, 0, state); break; case AMDGPU_CRTC_IRQ_VBLANK2: dce_v6_0_set_crtc_vblank_interrupt_state(adev, 1, state); break; case AMDGPU_CRTC_IRQ_VBLANK3: dce_v6_0_set_crtc_vblank_interrupt_state(adev, 2, state); break; case AMDGPU_CRTC_IRQ_VBLANK4: dce_v6_0_set_crtc_vblank_interrupt_state(adev, 3, state); break; case AMDGPU_CRTC_IRQ_VBLANK5: dce_v6_0_set_crtc_vblank_interrupt_state(adev, 4, state); break; case AMDGPU_CRTC_IRQ_VBLANK6: dce_v6_0_set_crtc_vblank_interrupt_state(adev, 5, state); break; case AMDGPU_CRTC_IRQ_VLINE1: dce_v6_0_set_crtc_vline_interrupt_state(adev, 0, state); break; case AMDGPU_CRTC_IRQ_VLINE2: dce_v6_0_set_crtc_vline_interrupt_state(adev, 1, state); break; case AMDGPU_CRTC_IRQ_VLINE3: dce_v6_0_set_crtc_vline_interrupt_state(adev, 2, state); break; case AMDGPU_CRTC_IRQ_VLINE4: dce_v6_0_set_crtc_vline_interrupt_state(adev, 3, state); break; case AMDGPU_CRTC_IRQ_VLINE5: dce_v6_0_set_crtc_vline_interrupt_state(adev, 4, state); break; case AMDGPU_CRTC_IRQ_VLINE6: dce_v6_0_set_crtc_vline_interrupt_state(adev, 5, state); break; default: break; } return 0; } static int dce_v6_0_crtc_irq(struct amdgpu_device *adev, struct amdgpu_irq_src *source, struct amdgpu_iv_entry *entry) { unsigned crtc = entry->src_id - 1; uint32_t disp_int = RREG32(interrupt_status_offsets[crtc].reg); unsigned int irq_type = amdgpu_display_crtc_idx_to_irq_type(adev, crtc); switch (entry->src_data[0]) { case 0: /* vblank */ if (disp_int & interrupt_status_offsets[crtc].vblank) WREG32(mmVBLANK_STATUS + crtc_offsets[crtc], VBLANK_ACK); else DRM_DEBUG("IH: IH event w/o asserted irq bit?\n"); if (amdgpu_irq_enabled(adev, source, irq_type)) { drm_handle_vblank(adev_to_drm(adev), crtc); } DRM_DEBUG("IH: D%d vblank\n", crtc + 1); break; case 1: /* vline */ if (disp_int & interrupt_status_offsets[crtc].vline) WREG32(mmVLINE_STATUS + crtc_offsets[crtc], VLINE_ACK); else DRM_DEBUG("IH: IH event w/o asserted irq bit?\n"); DRM_DEBUG("IH: D%d vline\n", crtc + 1); break; default: DRM_DEBUG("Unhandled interrupt: %d %d\n", entry->src_id, entry->src_data[0]); break; } return 0; } static int dce_v6_0_set_pageflip_interrupt_state(struct amdgpu_device *adev, struct amdgpu_irq_src *src, unsigned type, enum amdgpu_interrupt_state state) { u32 reg; if (type >= adev->mode_info.num_crtc) { DRM_ERROR("invalid pageflip crtc %d\n", type); return -EINVAL; } reg = RREG32(mmGRPH_INTERRUPT_CONTROL + crtc_offsets[type]); if (state == AMDGPU_IRQ_STATE_DISABLE) WREG32(mmGRPH_INTERRUPT_CONTROL + crtc_offsets[type], reg & ~GRPH_INTERRUPT_CONTROL__GRPH_PFLIP_INT_MASK_MASK); else WREG32(mmGRPH_INTERRUPT_CONTROL + crtc_offsets[type], reg | GRPH_INTERRUPT_CONTROL__GRPH_PFLIP_INT_MASK_MASK); return 0; } static int dce_v6_0_pageflip_irq(struct amdgpu_device *adev, struct amdgpu_irq_src *source, struct amdgpu_iv_entry *entry) { unsigned long flags; unsigned crtc_id; struct amdgpu_crtc *amdgpu_crtc; struct amdgpu_flip_work *works; crtc_id = (entry->src_id - 8) >> 1; amdgpu_crtc = adev->mode_info.crtcs[crtc_id]; if (crtc_id >= adev->mode_info.num_crtc) { DRM_ERROR("invalid pageflip crtc %d\n", crtc_id); return -EINVAL; } if (RREG32(mmGRPH_INTERRUPT_STATUS + crtc_offsets[crtc_id]) & GRPH_INTERRUPT_STATUS__GRPH_PFLIP_INT_OCCURRED_MASK) WREG32(mmGRPH_INTERRUPT_STATUS + crtc_offsets[crtc_id], GRPH_INTERRUPT_STATUS__GRPH_PFLIP_INT_CLEAR_MASK); /* IRQ could occur when in initial stage */ if (amdgpu_crtc == NULL) return 0; spin_lock_irqsave(&adev_to_drm(adev)->event_lock, flags); works = amdgpu_crtc->pflip_works; if (amdgpu_crtc->pflip_status != AMDGPU_FLIP_SUBMITTED){ DRM_DEBUG_DRIVER("amdgpu_crtc->pflip_status = %d != " "AMDGPU_FLIP_SUBMITTED(%d)\n", amdgpu_crtc->pflip_status, AMDGPU_FLIP_SUBMITTED); spin_unlock_irqrestore(&adev_to_drm(adev)->event_lock, flags); return 0; } /* page flip completed. clean up */ amdgpu_crtc->pflip_status = AMDGPU_FLIP_NONE; amdgpu_crtc->pflip_works = NULL; /* wakeup usersapce */ if (works->event) drm_crtc_send_vblank_event(&amdgpu_crtc->base, works->event); spin_unlock_irqrestore(&adev_to_drm(adev)->event_lock, flags); drm_crtc_vblank_put(&amdgpu_crtc->base); schedule_work(&works->unpin_work); return 0; } static int dce_v6_0_hpd_irq(struct amdgpu_device *adev, struct amdgpu_irq_src *source, struct amdgpu_iv_entry *entry) { uint32_t disp_int, mask, tmp; unsigned hpd; if (entry->src_data[0] >= adev->mode_info.num_hpd) { DRM_DEBUG("Unhandled interrupt: %d %d\n", entry->src_id, entry->src_data[0]); return 0; } hpd = entry->src_data[0]; disp_int = RREG32(interrupt_status_offsets[hpd].reg); mask = interrupt_status_offsets[hpd].hpd; if (disp_int & mask) { tmp = RREG32(mmDC_HPD1_INT_CONTROL + hpd_offsets[hpd]); tmp |= DC_HPD1_INT_CONTROL__DC_HPD1_INT_ACK_MASK; WREG32(mmDC_HPD1_INT_CONTROL + hpd_offsets[hpd], tmp); schedule_work(&adev->hotplug_work); DRM_DEBUG("IH: HPD%d\n", hpd + 1); } return 0; } static int dce_v6_0_set_clockgating_state(void *handle, enum amd_clockgating_state state) { return 0; } static int dce_v6_0_set_powergating_state(void *handle, enum amd_powergating_state state) { return 0; } static const struct amd_ip_funcs dce_v6_0_ip_funcs = { .name = "dce_v6_0", .early_init = dce_v6_0_early_init, .late_init = NULL, .sw_init = dce_v6_0_sw_init, .sw_fini = dce_v6_0_sw_fini, .hw_init = dce_v6_0_hw_init, .hw_fini = dce_v6_0_hw_fini, .suspend = dce_v6_0_suspend, .resume = dce_v6_0_resume, .is_idle = dce_v6_0_is_idle, .wait_for_idle = dce_v6_0_wait_for_idle, .soft_reset = dce_v6_0_soft_reset, .set_clockgating_state = dce_v6_0_set_clockgating_state, .set_powergating_state = dce_v6_0_set_powergating_state, }; static void dce_v6_0_encoder_mode_set(struct drm_encoder *encoder, struct drm_display_mode *mode, struct drm_display_mode *adjusted_mode) { struct amdgpu_encoder *amdgpu_encoder = to_amdgpu_encoder(encoder); int em = amdgpu_atombios_encoder_get_encoder_mode(encoder); amdgpu_encoder->pixel_clock = adjusted_mode->clock; /* need to call this here rather than in prepare() since we need some crtc info */ amdgpu_atombios_encoder_dpms(encoder, DRM_MODE_DPMS_OFF); /* set scaler clears this on some chips */ dce_v6_0_set_interleave(encoder->crtc, mode); if (em == ATOM_ENCODER_MODE_HDMI || ENCODER_MODE_IS_DP(em)) { dce_v6_0_afmt_enable(encoder, true); dce_v6_0_afmt_setmode(encoder, adjusted_mode); } } static void dce_v6_0_encoder_prepare(struct drm_encoder *encoder) { struct amdgpu_device *adev = drm_to_adev(encoder->dev); struct amdgpu_encoder *amdgpu_encoder = to_amdgpu_encoder(encoder); struct drm_connector *connector = amdgpu_get_connector_for_encoder(encoder); if ((amdgpu_encoder->active_device & (ATOM_DEVICE_DFP_SUPPORT | ATOM_DEVICE_LCD_SUPPORT)) || (amdgpu_encoder_get_dp_bridge_encoder_id(encoder) != ENCODER_OBJECT_ID_NONE)) { struct amdgpu_encoder_atom_dig *dig = amdgpu_encoder->enc_priv; if (dig) { dig->dig_encoder = dce_v6_0_pick_dig_encoder(encoder); if (amdgpu_encoder->active_device & ATOM_DEVICE_DFP_SUPPORT) dig->afmt = adev->mode_info.afmt[dig->dig_encoder]; } } amdgpu_atombios_scratch_regs_lock(adev, true); if (connector) { struct amdgpu_connector *amdgpu_connector = to_amdgpu_connector(connector); /* select the clock/data port if it uses a router */ if (amdgpu_connector->router.cd_valid) amdgpu_i2c_router_select_cd_port(amdgpu_connector); /* turn eDP panel on for mode set */ if (connector->connector_type == DRM_MODE_CONNECTOR_eDP) amdgpu_atombios_encoder_set_edp_panel_power(connector, ATOM_TRANSMITTER_ACTION_POWER_ON); } /* this is needed for the pll/ss setup to work correctly in some cases */ amdgpu_atombios_encoder_set_crtc_source(encoder); /* set up the FMT blocks */ dce_v6_0_program_fmt(encoder); } static void dce_v6_0_encoder_commit(struct drm_encoder *encoder) { struct drm_device *dev = encoder->dev; struct amdgpu_device *adev = drm_to_adev(dev); /* need to call this here as we need the crtc set up */ amdgpu_atombios_encoder_dpms(encoder, DRM_MODE_DPMS_ON); amdgpu_atombios_scratch_regs_lock(adev, false); } static void dce_v6_0_encoder_disable(struct drm_encoder *encoder) { struct amdgpu_encoder *amdgpu_encoder = to_amdgpu_encoder(encoder); struct amdgpu_encoder_atom_dig *dig; int em = amdgpu_atombios_encoder_get_encoder_mode(encoder); amdgpu_atombios_encoder_dpms(encoder, DRM_MODE_DPMS_OFF); if (amdgpu_atombios_encoder_is_digital(encoder)) { if (em == ATOM_ENCODER_MODE_HDMI || ENCODER_MODE_IS_DP(em)) dce_v6_0_afmt_enable(encoder, false); dig = amdgpu_encoder->enc_priv; dig->dig_encoder = -1; } amdgpu_encoder->active_device = 0; } /* these are handled by the primary encoders */ static void dce_v6_0_ext_prepare(struct drm_encoder *encoder) { } static void dce_v6_0_ext_commit(struct drm_encoder *encoder) { } static void dce_v6_0_ext_mode_set(struct drm_encoder *encoder, struct drm_display_mode *mode, struct drm_display_mode *adjusted_mode) { } static void dce_v6_0_ext_disable(struct drm_encoder *encoder) { } static void dce_v6_0_ext_dpms(struct drm_encoder *encoder, int mode) { } static bool dce_v6_0_ext_mode_fixup(struct drm_encoder *encoder, const struct drm_display_mode *mode, struct drm_display_mode *adjusted_mode) { return true; } static const struct drm_encoder_helper_funcs dce_v6_0_ext_helper_funcs = { .dpms = dce_v6_0_ext_dpms, .mode_fixup = dce_v6_0_ext_mode_fixup, .prepare = dce_v6_0_ext_prepare, .mode_set = dce_v6_0_ext_mode_set, .commit = dce_v6_0_ext_commit, .disable = dce_v6_0_ext_disable, /* no detect for TMDS/LVDS yet */ }; static const struct drm_encoder_helper_funcs dce_v6_0_dig_helper_funcs = { .dpms = amdgpu_atombios_encoder_dpms, .mode_fixup = amdgpu_atombios_encoder_mode_fixup, .prepare = dce_v6_0_encoder_prepare, .mode_set = dce_v6_0_encoder_mode_set, .commit = dce_v6_0_encoder_commit, .disable = dce_v6_0_encoder_disable, .detect = amdgpu_atombios_encoder_dig_detect, }; static const struct drm_encoder_helper_funcs dce_v6_0_dac_helper_funcs = { .dpms = amdgpu_atombios_encoder_dpms, .mode_fixup = amdgpu_atombios_encoder_mode_fixup, .prepare = dce_v6_0_encoder_prepare, .mode_set = dce_v6_0_encoder_mode_set, .commit = dce_v6_0_encoder_commit, .detect = amdgpu_atombios_encoder_dac_detect, }; static void dce_v6_0_encoder_destroy(struct drm_encoder *encoder) { struct amdgpu_encoder *amdgpu_encoder = to_amdgpu_encoder(encoder); if (amdgpu_encoder->devices & (ATOM_DEVICE_LCD_SUPPORT)) amdgpu_atombios_encoder_fini_backlight(amdgpu_encoder); kfree(amdgpu_encoder->enc_priv); drm_encoder_cleanup(encoder); kfree(amdgpu_encoder); } static const struct drm_encoder_funcs dce_v6_0_encoder_funcs = { .destroy = dce_v6_0_encoder_destroy, }; static void dce_v6_0_encoder_add(struct amdgpu_device *adev, uint32_t encoder_enum, uint32_t supported_device, u16 caps) { struct drm_device *dev = adev_to_drm(adev); struct drm_encoder *encoder; struct amdgpu_encoder *amdgpu_encoder; /* see if we already added it */ list_for_each_entry(encoder, &dev->mode_config.encoder_list, head) { amdgpu_encoder = to_amdgpu_encoder(encoder); if (amdgpu_encoder->encoder_enum == encoder_enum) { amdgpu_encoder->devices |= supported_device; return; } } /* add a new one */ amdgpu_encoder = kzalloc(sizeof(struct amdgpu_encoder), GFP_KERNEL); if (!amdgpu_encoder) return; encoder = &amdgpu_encoder->base; switch (adev->mode_info.num_crtc) { case 1: encoder->possible_crtcs = 0x1; break; case 2: default: encoder->possible_crtcs = 0x3; break; case 4: encoder->possible_crtcs = 0xf; break; case 6: encoder->possible_crtcs = 0x3f; break; } amdgpu_encoder->enc_priv = NULL; amdgpu_encoder->encoder_enum = encoder_enum; amdgpu_encoder->encoder_id = (encoder_enum & OBJECT_ID_MASK) >> OBJECT_ID_SHIFT; amdgpu_encoder->devices = supported_device; amdgpu_encoder->rmx_type = RMX_OFF; amdgpu_encoder->underscan_type = UNDERSCAN_OFF; amdgpu_encoder->is_ext_encoder = false; amdgpu_encoder->caps = caps; switch (amdgpu_encoder->encoder_id) { case ENCODER_OBJECT_ID_INTERNAL_KLDSCP_DAC1: case ENCODER_OBJECT_ID_INTERNAL_KLDSCP_DAC2: drm_encoder_init(dev, encoder, &dce_v6_0_encoder_funcs, DRM_MODE_ENCODER_DAC, NULL); drm_encoder_helper_add(encoder, &dce_v6_0_dac_helper_funcs); break; case ENCODER_OBJECT_ID_INTERNAL_KLDSCP_DVO1: case ENCODER_OBJECT_ID_INTERNAL_UNIPHY: case ENCODER_OBJECT_ID_INTERNAL_UNIPHY1: case ENCODER_OBJECT_ID_INTERNAL_UNIPHY2: case ENCODER_OBJECT_ID_INTERNAL_UNIPHY3: if (amdgpu_encoder->devices & (ATOM_DEVICE_LCD_SUPPORT)) { amdgpu_encoder->rmx_type = RMX_FULL; drm_encoder_init(dev, encoder, &dce_v6_0_encoder_funcs, DRM_MODE_ENCODER_LVDS, NULL); amdgpu_encoder->enc_priv = amdgpu_atombios_encoder_get_lcd_info(amdgpu_encoder); } else if (amdgpu_encoder->devices & (ATOM_DEVICE_CRT_SUPPORT)) { drm_encoder_init(dev, encoder, &dce_v6_0_encoder_funcs, DRM_MODE_ENCODER_DAC, NULL); amdgpu_encoder->enc_priv = amdgpu_atombios_encoder_get_dig_info(amdgpu_encoder); } else { drm_encoder_init(dev, encoder, &dce_v6_0_encoder_funcs, DRM_MODE_ENCODER_TMDS, NULL); amdgpu_encoder->enc_priv = amdgpu_atombios_encoder_get_dig_info(amdgpu_encoder); } drm_encoder_helper_add(encoder, &dce_v6_0_dig_helper_funcs); break; case ENCODER_OBJECT_ID_SI170B: case ENCODER_OBJECT_ID_CH7303: case ENCODER_OBJECT_ID_EXTERNAL_SDVOA: case ENCODER_OBJECT_ID_EXTERNAL_SDVOB: case ENCODER_OBJECT_ID_TITFP513: case ENCODER_OBJECT_ID_VT1623: case ENCODER_OBJECT_ID_HDMI_SI1930: case ENCODER_OBJECT_ID_TRAVIS: case ENCODER_OBJECT_ID_NUTMEG: /* these are handled by the primary encoders */ amdgpu_encoder->is_ext_encoder = true; if (amdgpu_encoder->devices & (ATOM_DEVICE_LCD_SUPPORT)) drm_encoder_init(dev, encoder, &dce_v6_0_encoder_funcs, DRM_MODE_ENCODER_LVDS, NULL); else if (amdgpu_encoder->devices & (ATOM_DEVICE_CRT_SUPPORT)) drm_encoder_init(dev, encoder, &dce_v6_0_encoder_funcs, DRM_MODE_ENCODER_DAC, NULL); else drm_encoder_init(dev, encoder, &dce_v6_0_encoder_funcs, DRM_MODE_ENCODER_TMDS, NULL); drm_encoder_helper_add(encoder, &dce_v6_0_ext_helper_funcs); break; } } static const struct amdgpu_display_funcs dce_v6_0_display_funcs = { .bandwidth_update = &dce_v6_0_bandwidth_update, .vblank_get_counter = &dce_v6_0_vblank_get_counter, .backlight_set_level = &amdgpu_atombios_encoder_set_backlight_level, .backlight_get_level = &amdgpu_atombios_encoder_get_backlight_level, .hpd_sense = &dce_v6_0_hpd_sense, .hpd_set_polarity = &dce_v6_0_hpd_set_polarity, .hpd_get_gpio_reg = &dce_v6_0_hpd_get_gpio_reg, .page_flip = &dce_v6_0_page_flip, .page_flip_get_scanoutpos = &dce_v6_0_crtc_get_scanoutpos, .add_encoder = &dce_v6_0_encoder_add, .add_connector = &amdgpu_connector_add, }; static void dce_v6_0_set_display_funcs(struct amdgpu_device *adev) { adev->mode_info.funcs = &dce_v6_0_display_funcs; } static const struct amdgpu_irq_src_funcs dce_v6_0_crtc_irq_funcs = { .set = dce_v6_0_set_crtc_interrupt_state, .process = dce_v6_0_crtc_irq, }; static const struct amdgpu_irq_src_funcs dce_v6_0_pageflip_irq_funcs = { .set = dce_v6_0_set_pageflip_interrupt_state, .process = dce_v6_0_pageflip_irq, }; static const struct amdgpu_irq_src_funcs dce_v6_0_hpd_irq_funcs = { .set = dce_v6_0_set_hpd_interrupt_state, .process = dce_v6_0_hpd_irq, }; static void dce_v6_0_set_irq_funcs(struct amdgpu_device *adev) { if (adev->mode_info.num_crtc > 0) adev->crtc_irq.num_types = AMDGPU_CRTC_IRQ_VLINE1 + adev->mode_info.num_crtc; else adev->crtc_irq.num_types = 0; adev->crtc_irq.funcs = &dce_v6_0_crtc_irq_funcs; adev->pageflip_irq.num_types = adev->mode_info.num_crtc; adev->pageflip_irq.funcs = &dce_v6_0_pageflip_irq_funcs; adev->hpd_irq.num_types = adev->mode_info.num_hpd; adev->hpd_irq.funcs = &dce_v6_0_hpd_irq_funcs; } const struct amdgpu_ip_block_version dce_v6_0_ip_block = { .type = AMD_IP_BLOCK_TYPE_DCE, .major = 6, .minor = 0, .rev = 0, .funcs = &dce_v6_0_ip_funcs, }; const struct amdgpu_ip_block_version dce_v6_4_ip_block = { .type = AMD_IP_BLOCK_TYPE_DCE, .major = 6, .minor = 4, .rev = 0, .funcs = &dce_v6_0_ip_funcs, };
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