From: Ken Wang Date: Tue, 19 Jan 2016 06:03:24 +0000 (+0800) Subject: drm/amdgpu: add display controller implementation for si v10 X-Git-Url: https://git.stricted.de/?a=commitdiff_plain;h=e2cdf640cbb5b7d6643e1c8ad54bf3bfc99d4d48;p=GitHub%2Fmoto-9609%2Fandroid_kernel_motorola_exynos9610.git drm/amdgpu: add display controller implementation for si v10 v4: rebase fixups v5: more fixes based on dce8 code v6: squash in dmif offset fix v7: rebase fixups v8: rebase fixups, drop some debugging remnants v9: fix BE build v10: include Marek's tiling fixes, add support for page_flip_target, set MASTER_UDPATE_MODE=0, fix cursor Acked-by: Christian König Signed-off-by: Ken Wang Signed-off-by: Alex Deucher --- diff --git a/drivers/gpu/drm/amd/amdgpu/dce_v6_0.c b/drivers/gpu/drm/amd/amdgpu/dce_v6_0.c new file mode 100644 index 000000000000..d3512f381e53 --- /dev/null +++ b/drivers/gpu/drm/amd/amdgpu/dce_v6_0.c @@ -0,0 +1,3160 @@ +/* + * 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 "drmP.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 "si/si_reg.h" +#include "si/sid.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 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 = DISP_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 = DISP_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 = DISP_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 = DISP_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 = DISP_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 = DISP_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 const uint32_t hpd_int_control_offsets[6] = { + DC_HPD1_INT_CONTROL, + DC_HPD2_INT_CONTROL, + DC_HPD3_INT_CONTROL, + DC_HPD4_INT_CONTROL, + DC_HPD5_INT_CONTROL, + DC_HPD6_INT_CONTROL, +}; + +static u32 dce_v6_0_audio_endpt_rreg(struct amdgpu_device *adev, + u32 block_offset, u32 reg) +{ + DRM_INFO("xxxx: dce_v6_0_audio_endpt_rreg ----no impl!!!!\n"); + return 0; +} + +static void dce_v6_0_audio_endpt_wreg(struct amdgpu_device *adev, + u32 block_offset, u32 reg, u32 v) +{ + DRM_INFO("xxxx: dce_v6_0_audio_endpt_wreg ----no impl!!!!\n"); +} + +static bool dce_v6_0_is_in_vblank(struct amdgpu_device *adev, int crtc) +{ + if (RREG32(EVERGREEN_CRTC_STATUS + crtc_offsets[crtc]) & EVERGREEN_CRTC_V_BLANK) + return true; + else + return false; +} + +static bool dce_v6_0_is_counter_moving(struct amdgpu_device *adev, int crtc) +{ + u32 pos1, pos2; + + pos1 = RREG32(EVERGREEN_CRTC_STATUS_POSITION + crtc_offsets[crtc]); + pos2 = RREG32(EVERGREEN_CRTC_STATUS_POSITION + crtc_offsets[crtc]); + + if (pos1 != pos2) + return true; + else + return false; +} + +/** + * dce_v6_0_wait_for_vblank - vblank wait asic callback. + * + * @crtc: crtc to wait for vblank on + * + * Wait for vblank on the requested crtc (evergreen+). + */ +static void dce_v6_0_vblank_wait(struct amdgpu_device *adev, int crtc) +{ + unsigned i = 0; + + if (crtc >= adev->mode_info.num_crtc) + return; + + if (!(RREG32(EVERGREEN_CRTC_CONTROL + crtc_offsets[crtc]) & EVERGREEN_CRTC_MASTER_EN)) + return; + + /* depending on when we hit vblank, we may be close to active; if so, + * wait for another frame. + */ + while (dce_v6_0_is_in_vblank(adev, crtc)) { + if (i++ % 100 == 0) { + if (!dce_v6_0_is_counter_moving(adev, crtc)) + break; + } + } + + while (!dce_v6_0_is_in_vblank(adev, crtc)) { + if (i++ % 100 == 0) { + if (!dce_v6_0_is_counter_moving(adev, crtc)) + break; + } + } +} + +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(CRTC_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) + * + * 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]; + + /* flip at hsync for async, default is vsync */ + WREG32(EVERGREEN_GRPH_FLIP_CONTROL + amdgpu_crtc->crtc_offset, async ? + EVERGREEN_GRPH_SURFACE_UPDATE_H_RETRACE_EN : 0); + /* update the scanout addresses */ + WREG32(EVERGREEN_GRPH_PRIMARY_SURFACE_ADDRESS_HIGH + amdgpu_crtc->crtc_offset, + upper_32_bits(crtc_base)); + WREG32(EVERGREEN_GRPH_PRIMARY_SURFACE_ADDRESS + amdgpu_crtc->crtc_offset, + (u32)crtc_base); + + /* post the write */ + RREG32(EVERGREEN_GRPH_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(EVERGREEN_CRTC_V_BLANK_START_END + crtc_offsets[crtc]); + *position = RREG32(EVERGREEN_CRTC_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; + + switch (hpd) { + case AMDGPU_HPD_1: + if (RREG32(DC_HPD1_INT_STATUS) & DC_HPDx_SENSE) + connected = true; + break; + case AMDGPU_HPD_2: + if (RREG32(DC_HPD2_INT_STATUS) & DC_HPDx_SENSE) + connected = true; + break; + case AMDGPU_HPD_3: + if (RREG32(DC_HPD3_INT_STATUS) & DC_HPDx_SENSE) + connected = true; + break; + case AMDGPU_HPD_4: + if (RREG32(DC_HPD4_INT_STATUS) & DC_HPDx_SENSE) + connected = true; + break; + case AMDGPU_HPD_5: + if (RREG32(DC_HPD5_INT_STATUS) & DC_HPDx_SENSE) + connected = true; + break; + case AMDGPU_HPD_6: + if (RREG32(DC_HPD6_INT_STATUS) & DC_HPDx_SENSE) + connected = true; + break; + default: + break; + } + + 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); + + switch (hpd) { + case AMDGPU_HPD_1: + tmp = RREG32(DC_HPD1_INT_CONTROL); + if (connected) + tmp &= ~DC_HPDx_INT_POLARITY; + else + tmp |= DC_HPDx_INT_POLARITY; + WREG32(DC_HPD1_INT_CONTROL, tmp); + break; + case AMDGPU_HPD_2: + tmp = RREG32(DC_HPD2_INT_CONTROL); + if (connected) + tmp &= ~DC_HPDx_INT_POLARITY; + else + tmp |= DC_HPDx_INT_POLARITY; + WREG32(DC_HPD2_INT_CONTROL, tmp); + break; + case AMDGPU_HPD_3: + tmp = RREG32(DC_HPD3_INT_CONTROL); + if (connected) + tmp &= ~DC_HPDx_INT_POLARITY; + else + tmp |= DC_HPDx_INT_POLARITY; + WREG32(DC_HPD3_INT_CONTROL, tmp); + break; + case AMDGPU_HPD_4: + tmp = RREG32(DC_HPD4_INT_CONTROL); + if (connected) + tmp &= ~DC_HPDx_INT_POLARITY; + else + tmp |= DC_HPDx_INT_POLARITY; + WREG32(DC_HPD4_INT_CONTROL, tmp); + break; + case AMDGPU_HPD_5: + tmp = RREG32(DC_HPD5_INT_CONTROL); + if (connected) + tmp &= ~DC_HPDx_INT_POLARITY; + else + tmp |= DC_HPDx_INT_POLARITY; + WREG32(DC_HPD5_INT_CONTROL, tmp); + break; + case AMDGPU_HPD_6: + tmp = RREG32(DC_HPD6_INT_CONTROL); + if (connected) + tmp &= ~DC_HPDx_INT_POLARITY; + else + tmp |= DC_HPDx_INT_POLARITY; + WREG32(DC_HPD6_INT_CONTROL, tmp); + break; + default: + break; + } +} + +/** + * 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->ddev; + struct drm_connector *connector; + u32 tmp = DC_HPDx_CONNECTION_TIMER(0x9c4) | + DC_HPDx_RX_INT_TIMER(0xfa) | DC_HPDx_EN; + + list_for_each_entry(connector, &dev->mode_config.connector_list, head) { + struct amdgpu_connector *amdgpu_connector = to_amdgpu_connector(connector); + + 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. + */ + continue; + } + switch (amdgpu_connector->hpd.hpd) { + case AMDGPU_HPD_1: + WREG32(DC_HPD1_CONTROL, tmp); + break; + case AMDGPU_HPD_2: + WREG32(DC_HPD2_CONTROL, tmp); + break; + case AMDGPU_HPD_3: + WREG32(DC_HPD3_CONTROL, tmp); + break; + case AMDGPU_HPD_4: + WREG32(DC_HPD4_CONTROL, tmp); + break; + case AMDGPU_HPD_5: + WREG32(DC_HPD5_CONTROL, tmp); + break; + case AMDGPU_HPD_6: + WREG32(DC_HPD6_CONTROL, tmp); + break; + default: + break; + } + dce_v6_0_hpd_set_polarity(adev, amdgpu_connector->hpd.hpd); + amdgpu_irq_get(adev, &adev->hpd_irq, amdgpu_connector->hpd.hpd); + } + +} + +/** + * 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->ddev; + struct drm_connector *connector; + + list_for_each_entry(connector, &dev->mode_config.connector_list, head) { + struct amdgpu_connector *amdgpu_connector = to_amdgpu_connector(connector); + + switch (amdgpu_connector->hpd.hpd) { + case AMDGPU_HPD_1: + WREG32(DC_HPD1_CONTROL, 0); + break; + case AMDGPU_HPD_2: + WREG32(DC_HPD2_CONTROL, 0); + break; + case AMDGPU_HPD_3: + WREG32(DC_HPD3_CONTROL, 0); + break; + case AMDGPU_HPD_4: + WREG32(DC_HPD4_CONTROL, 0); + break; + case AMDGPU_HPD_5: + WREG32(DC_HPD5_CONTROL, 0); + break; + case AMDGPU_HPD_6: + WREG32(DC_HPD6_CONTROL, 0); + break; + default: + break; + } + amdgpu_irq_put(adev, &adev->hpd_irq, amdgpu_connector->hpd.hpd); + } +} + +static u32 dce_v6_0_hpd_get_gpio_reg(struct amdgpu_device *adev) +{ + return SI_DC_GPIO_HPD_A; +} + +static bool dce_v6_0_is_display_hung(struct amdgpu_device *adev) +{ + DRM_INFO("xxxx: dce_v6_0_is_display_hung ----no imp!!!!!\n"); + + return true; +} + +static u32 evergreen_get_vblank_counter(struct amdgpu_device* adev, int crtc) +{ + if (crtc >= adev->mode_info.num_crtc) + return 0; + else + return RREG32(CRTC_STATUS_FRAME_COUNT + crtc_offsets[crtc]); +} + +static void dce_v6_0_stop_mc_access(struct amdgpu_device *adev, + struct amdgpu_mode_mc_save *save) +{ + u32 crtc_enabled, tmp, frame_count; + int i, j; + + save->vga_render_control = RREG32(VGA_RENDER_CONTROL); + save->vga_hdp_control = RREG32(VGA_HDP_CONTROL); + + /* disable VGA render */ + WREG32(VGA_RENDER_CONTROL, 0); + + /* blank the display controllers */ + for (i = 0; i < adev->mode_info.num_crtc; i++) { + crtc_enabled = RREG32(EVERGREEN_CRTC_CONTROL + crtc_offsets[i]) & EVERGREEN_CRTC_MASTER_EN; + if (crtc_enabled) { + save->crtc_enabled[i] = true; + tmp = RREG32(EVERGREEN_CRTC_BLANK_CONTROL + crtc_offsets[i]); + + if (!(tmp & EVERGREEN_CRTC_BLANK_DATA_EN)) { + dce_v6_0_vblank_wait(adev, i); + WREG32(EVERGREEN_CRTC_UPDATE_LOCK + crtc_offsets[i], 1); + tmp |= EVERGREEN_CRTC_BLANK_DATA_EN; + WREG32(EVERGREEN_CRTC_BLANK_CONTROL + crtc_offsets[i], tmp); + WREG32(EVERGREEN_CRTC_UPDATE_LOCK + crtc_offsets[i], 0); + } + /* wait for the next frame */ + frame_count = evergreen_get_vblank_counter(adev, i); + for (j = 0; j < adev->usec_timeout; j++) { + if (evergreen_get_vblank_counter(adev, i) != frame_count) + break; + udelay(1); + } + + /* XXX this is a hack to avoid strange behavior with EFI on certain systems */ + WREG32(EVERGREEN_CRTC_UPDATE_LOCK + crtc_offsets[i], 1); + tmp = RREG32(EVERGREEN_CRTC_CONTROL + crtc_offsets[i]); + tmp &= ~EVERGREEN_CRTC_MASTER_EN; + WREG32(EVERGREEN_CRTC_CONTROL + crtc_offsets[i], tmp); + WREG32(EVERGREEN_CRTC_UPDATE_LOCK + crtc_offsets[i], 0); + save->crtc_enabled[i] = false; + /* ***** */ + } else { + save->crtc_enabled[i] = false; + } + } +} + +static void dce_v6_0_resume_mc_access(struct amdgpu_device *adev, + struct amdgpu_mode_mc_save *save) +{ + u32 tmp; + int i, j; + + /* update crtc base addresses */ + for (i = 0; i < adev->mode_info.num_crtc; i++) { + WREG32(EVERGREEN_GRPH_PRIMARY_SURFACE_ADDRESS_HIGH + crtc_offsets[i], + upper_32_bits(adev->mc.vram_start)); + WREG32(EVERGREEN_GRPH_SECONDARY_SURFACE_ADDRESS_HIGH + crtc_offsets[i], + upper_32_bits(adev->mc.vram_start)); + WREG32(EVERGREEN_GRPH_PRIMARY_SURFACE_ADDRESS + crtc_offsets[i], + (u32)adev->mc.vram_start); + WREG32(EVERGREEN_GRPH_SECONDARY_SURFACE_ADDRESS + crtc_offsets[i], + (u32)adev->mc.vram_start); + } + + WREG32(EVERGREEN_VGA_MEMORY_BASE_ADDRESS_HIGH, upper_32_bits(adev->mc.vram_start)); + WREG32(EVERGREEN_VGA_MEMORY_BASE_ADDRESS, (u32)adev->mc.vram_start); + + /* unlock regs and wait for update */ + for (i = 0; i < adev->mode_info.num_crtc; i++) { + if (save->crtc_enabled[i]) { + tmp = RREG32(EVERGREEN_MASTER_UPDATE_MODE + crtc_offsets[i]); + if ((tmp & 0x7) != 3) { + tmp &= ~0x7; + tmp |= 0x3; + WREG32(EVERGREEN_MASTER_UPDATE_MODE + crtc_offsets[i], tmp); + } + tmp = RREG32(EVERGREEN_GRPH_UPDATE + crtc_offsets[i]); + if (tmp & EVERGREEN_GRPH_UPDATE_LOCK) { + tmp &= ~EVERGREEN_GRPH_UPDATE_LOCK; + WREG32(EVERGREEN_GRPH_UPDATE + crtc_offsets[i], tmp); + } + tmp = RREG32(EVERGREEN_MASTER_UPDATE_LOCK + crtc_offsets[i]); + if (tmp & 1) { + tmp &= ~1; + WREG32(EVERGREEN_MASTER_UPDATE_LOCK + crtc_offsets[i], tmp); + } + for (j = 0; j < adev->usec_timeout; j++) { + tmp = RREG32(EVERGREEN_GRPH_UPDATE + crtc_offsets[i]); + if ((tmp & EVERGREEN_GRPH_SURFACE_UPDATE_PENDING) == 0) + break; + udelay(1); + } + } + } + + /* Unlock vga access */ + WREG32(VGA_HDP_CONTROL, save->vga_hdp_control); + mdelay(1); + WREG32(VGA_RENDER_CONTROL, save->vga_render_control); + +} + +static void dce_v6_0_set_vga_render_state(struct amdgpu_device *adev, + bool render) +{ + if (!render) + WREG32(R_000300_VGA_RENDER_CONTROL, + RREG32(R_000300_VGA_RENDER_CONTROL) & C_000300_VGA_VSTATUS_CNTL); + +} + +static void dce_v6_0_program_fmt(struct drm_encoder *encoder) +{ + + struct drm_device *dev = encoder->dev; + struct amdgpu_device *adev = dev->dev_private; + 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_FRAME_RANDOM_ENABLE | FMT_HIGHPASS_RANDOM_ENABLE | + FMT_SPATIAL_DITHER_EN); + else + tmp |= FMT_TRUNCATE_EN; + break; + case 8: + if (dither == AMDGPU_FMT_DITHER_ENABLE) + /* XXX sort out optimal dither settings */ + tmp |= (FMT_FRAME_RANDOM_ENABLE | FMT_HIGHPASS_RANDOM_ENABLE | + FMT_RGB_RANDOM_ENABLE | + FMT_SPATIAL_DITHER_EN | FMT_SPATIAL_DITHER_DEPTH); + else + tmp |= (FMT_TRUNCATE_EN | FMT_TRUNCATE_DEPTH); + break; + case 10: + default: + /* not needed */ + break; + } + + WREG32(FMT_BIT_DEPTH_CONTROL + amdgpu_crtc->crtc_offset, tmp); +} + +/** + * cik_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(MC_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); + + b.full = dfixed_const(mc_latency + 512); + c.full = dfixed_const(wm->disp_clk); + b.full = dfixed_div(b, c); + + c.full = dfixed_const(dmif_size); + b.full = dfixed_div(c, b); + + tmp = min(dfixed_trunc(a), dfixed_trunc(b)); + + b.full = dfixed_const(1000); + c.full = dfixed_const(wm->disp_clk); + b.full = dfixed_div(c, b); + c.full = dfixed_const(wm->bytes_per_pixel); + b.full = dfixed_mul(b, c); + + lb_fill_bw = min(tmp, dfixed_trunc(b)); + + 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 pixel_period; + 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; + fixed20_12 a, b, c; + + if (amdgpu_crtc->base.enabled && num_heads && mode) { + pixel_period = 1000000 / (u32)mode->clock; + line_time = min((u32)mode->crtc_htotal * pixel_period, (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 = mode->crtc_hdisplay * pixel_period; + 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 = mode->crtc_hdisplay * pixel_period; + 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; + } + + /* select wm A */ + arb_control3 = RREG32(DPG_PIPE_ARBITRATION_CONTROL3 + amdgpu_crtc->crtc_offset); + tmp = arb_control3; + tmp &= ~LATENCY_WATERMARK_MASK(3); + tmp |= LATENCY_WATERMARK_MASK(1); + WREG32(DPG_PIPE_ARBITRATION_CONTROL3 + amdgpu_crtc->crtc_offset, tmp); + WREG32(DPG_PIPE_LATENCY_CONTROL + amdgpu_crtc->crtc_offset, + (LATENCY_LOW_WATERMARK(latency_watermark_a) | + LATENCY_HIGH_WATERMARK(line_time))); + /* select wm B */ + tmp = RREG32(DPG_PIPE_ARBITRATION_CONTROL3 + amdgpu_crtc->crtc_offset); + tmp &= ~LATENCY_WATERMARK_MASK(3); + tmp |= LATENCY_WATERMARK_MASK(2); + WREG32(DPG_PIPE_ARBITRATION_CONTROL3 + amdgpu_crtc->crtc_offset, tmp); + WREG32(DPG_PIPE_LATENCY_CONTROL + amdgpu_crtc->crtc_offset, + (LATENCY_LOW_WATERMARK(latency_watermark_b) | + LATENCY_HIGH_WATERMARK(line_time))); + /* restore original selection */ + WREG32(DPG_PIPE_ARBITRATION_CONTROL3 + amdgpu_crtc->crtc_offset, arb_control3); + + /* write the priority marks */ + WREG32(PRIORITY_A_CNT + amdgpu_crtc->crtc_offset, priority_a_cnt); + WREG32(PRIORITY_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; +} + +/* 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. + * DC_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(DC_LB_MEMORY_SPLIT + amdgpu_crtc->crtc_offset, + DC_LB_MEMORY_CONFIG(tmp)); + + WREG32(PIPE0_DMIF_BUFFER_CONTROL + pipe_offset, + DMIF_BUFFERS_ALLOCATED(buffer_alloc)); + for (i = 0; i < adev->usec_timeout; i++) { + if (RREG32(PIPE0_DMIF_BUFFER_CONTROL + pipe_offset) & + DMIF_BUFFERS_ALLOCATED_COMPLETED) + 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_update_display_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 offset, tmp; + + for (i = 0; i < adev->mode_info.audio.num_pins; i++) { + offset = adev->mode_info.audio.pin[i].offset; + tmp = RREG32_AUDIO_ENDPT(offset, + AZ_F0_CODEC_PIN_CONTROL_RESPONSE_CONFIGURATION_DEFAULT); + if (((tmp & PORT_CONNECTIVITY_MASK) >> PORT_CONNECTIVITY_SHIFT) == 1) + 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_afmt_audio_select_pin(struct drm_encoder *encoder) +{ + struct amdgpu_device *adev = encoder->dev->dev_private; + struct amdgpu_encoder *amdgpu_encoder = to_amdgpu_encoder(encoder); + struct amdgpu_encoder_atom_dig *dig = amdgpu_encoder->enc_priv; + u32 offset; + + if (!dig || !dig->afmt || !dig->afmt->pin) + return; + + offset = dig->afmt->offset; + + WREG32(AFMT_AUDIO_SRC_CONTROL + offset, + 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) +{ + DRM_INFO("xxxx: dce_v6_0_audio_write_latency_fields---no imp!!!!!\n"); +} + +static void dce_v6_0_audio_write_speaker_allocation(struct drm_encoder *encoder) +{ + DRM_INFO("xxxx: dce_v6_0_audio_write_speaker_allocation---no imp!!!!!\n"); +} + +static void dce_v6_0_audio_write_sad_regs(struct drm_encoder *encoder) +{ + DRM_INFO("xxxx: dce_v6_0_audio_write_sad_regs---no imp!!!!!\n"); + +} +*/ +static void dce_v6_0_audio_enable(struct amdgpu_device *adev, + struct amdgpu_audio_pin *pin, + bool enable) +{ + DRM_INFO("xxxx: dce_v6_0_audio_enable---no imp!!!!!\n"); +} + +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) +{ + return 0; +} + +static void dce_v6_0_audio_fini(struct amdgpu_device *adev) +{ + +} + +/* +static void dce_v6_0_afmt_update_ACR(struct drm_encoder *encoder, uint32_t clock) +{ + DRM_INFO("xxxx: dce_v6_0_afmt_update_ACR---no imp!!!!!\n"); +} +*/ +/* + * build a HDMI Video Info Frame + */ +/* +static void dce_v6_0_afmt_update_avi_infoframe(struct drm_encoder *encoder, + void *buffer, size_t size) +{ + DRM_INFO("xxxx: dce_v6_0_afmt_update_avi_infoframe---no imp!!!!!\n"); +} + +static void dce_v6_0_audio_set_dto(struct drm_encoder *encoder, u32 clock) +{ + DRM_INFO("xxxx: dce_v6_0_audio_set_dto---no imp!!!!!\n"); +} +*/ +/* + * update the info frames with the data from the current display mode + */ +static void dce_v6_0_afmt_setmode(struct drm_encoder *encoder, + struct drm_display_mode *mode) +{ + DRM_INFO("xxxx: dce_v6_0_afmt_setmode ----no impl !!!!!!!!\n"); +} + +static void dce_v6_0_afmt_enable(struct drm_encoder *encoder, bool enable) +{ + struct drm_device *dev = encoder->dev; + struct amdgpu_device *adev = dev->dev_private; + 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 void dce_v6_0_afmt_init(struct amdgpu_device *adev) +{ + int i; + + for (i = 0; i < adev->mode_info.num_dig; i++) + adev->mode_info.afmt[i] = NULL; + + /* DCE8 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; + } + } +} + +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] = +{ + AVIVO_D1VGA_CONTROL, + AVIVO_D2VGA_CONTROL, + EVERGREEN_D3VGA_CONTROL, + EVERGREEN_D4VGA_CONTROL, + EVERGREEN_D5VGA_CONTROL, + EVERGREEN_D6VGA_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 = dev->dev_private; + u32 vga_control; + + vga_control = RREG32(vga_control_regs[amdgpu_crtc->crtc_id]) & ~1; + if (enable) + WREG32(vga_control_regs[amdgpu_crtc->crtc_id], vga_control | 1); + else + WREG32(vga_control_regs[amdgpu_crtc->crtc_id], vga_control); +} + +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 = dev->dev_private; + + if (enable) + WREG32(EVERGREEN_GRPH_ENABLE + amdgpu_crtc->crtc_offset, 1); + else + WREG32(EVERGREEN_GRPH_ENABLE + amdgpu_crtc->crtc_offset, 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 = dev->dev_private; + struct amdgpu_framebuffer *amdgpu_fb; + struct drm_framebuffer *target_fb; + struct drm_gem_object *obj; + struct amdgpu_bo *rbo; + uint64_t fb_location, tiling_flags; + uint32_t fb_format, fb_pitch_pixels, pipe_config; + u32 fb_swap = EVERGREEN_GRPH_ENDIAN_SWAP(EVERGREEN_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) { + amdgpu_fb = to_amdgpu_framebuffer(fb); + target_fb = fb; + } + else { + amdgpu_fb = to_amdgpu_framebuffer(crtc->primary->fb); + target_fb = crtc->primary->fb; + } + + /* If atomic, assume fb object is pinned & idle & fenced and + * just update base pointers + */ + obj = amdgpu_fb->obj; + rbo = gem_to_amdgpu_bo(obj); + r = amdgpu_bo_reserve(rbo, false); + if (unlikely(r != 0)) + return r; + + if (atomic) + fb_location = amdgpu_bo_gpu_offset(rbo); + else { + r = amdgpu_bo_pin(rbo, AMDGPU_GEM_DOMAIN_VRAM, &fb_location); + if (unlikely(r != 0)) { + amdgpu_bo_unreserve(rbo); + return -EINVAL; + } + } + + amdgpu_bo_get_tiling_flags(rbo, &tiling_flags); + amdgpu_bo_unreserve(rbo); + + switch (target_fb->pixel_format) { + case DRM_FORMAT_C8: + fb_format = (EVERGREEN_GRPH_DEPTH(EVERGREEN_GRPH_DEPTH_8BPP) | + EVERGREEN_GRPH_FORMAT(EVERGREEN_GRPH_FORMAT_INDEXED)); + break; + case DRM_FORMAT_XRGB4444: + case DRM_FORMAT_ARGB4444: + fb_format = (EVERGREEN_GRPH_DEPTH(EVERGREEN_GRPH_DEPTH_16BPP) | + EVERGREEN_GRPH_FORMAT(EVERGREEN_GRPH_FORMAT_ARGB4444)); +#ifdef __BIG_ENDIAN + fb_swap = EVERGREEN_GRPH_ENDIAN_SWAP(EVERGREEN_GRPH_ENDIAN_8IN16); +#endif + break; + case DRM_FORMAT_XRGB1555: + case DRM_FORMAT_ARGB1555: + fb_format = (EVERGREEN_GRPH_DEPTH(EVERGREEN_GRPH_DEPTH_16BPP) | + EVERGREEN_GRPH_FORMAT(EVERGREEN_GRPH_FORMAT_ARGB1555)); +#ifdef __BIG_ENDIAN + fb_swap = EVERGREEN_GRPH_ENDIAN_SWAP(EVERGREEN_GRPH_ENDIAN_8IN16); +#endif + break; + case DRM_FORMAT_BGRX5551: + case DRM_FORMAT_BGRA5551: + fb_format = (EVERGREEN_GRPH_DEPTH(EVERGREEN_GRPH_DEPTH_16BPP) | + EVERGREEN_GRPH_FORMAT(EVERGREEN_GRPH_FORMAT_BGRA5551)); +#ifdef __BIG_ENDIAN + fb_swap = EVERGREEN_GRPH_ENDIAN_SWAP(EVERGREEN_GRPH_ENDIAN_8IN16); +#endif + break; + case DRM_FORMAT_RGB565: + fb_format = (EVERGREEN_GRPH_DEPTH(EVERGREEN_GRPH_DEPTH_16BPP) | + EVERGREEN_GRPH_FORMAT(EVERGREEN_GRPH_FORMAT_ARGB565)); +#ifdef __BIG_ENDIAN + fb_swap = EVERGREEN_GRPH_ENDIAN_SWAP(EVERGREEN_GRPH_ENDIAN_8IN16); +#endif + break; + case DRM_FORMAT_XRGB8888: + case DRM_FORMAT_ARGB8888: + fb_format = (EVERGREEN_GRPH_DEPTH(EVERGREEN_GRPH_DEPTH_32BPP) | + EVERGREEN_GRPH_FORMAT(EVERGREEN_GRPH_FORMAT_ARGB8888)); +#ifdef __BIG_ENDIAN + fb_swap = EVERGREEN_GRPH_ENDIAN_SWAP(EVERGREEN_GRPH_ENDIAN_8IN32); +#endif + break; + case DRM_FORMAT_XRGB2101010: + case DRM_FORMAT_ARGB2101010: + fb_format = (EVERGREEN_GRPH_DEPTH(EVERGREEN_GRPH_DEPTH_32BPP) | + EVERGREEN_GRPH_FORMAT(EVERGREEN_GRPH_FORMAT_ARGB2101010)); +#ifdef __BIG_ENDIAN + fb_swap = EVERGREEN_GRPH_ENDIAN_SWAP(EVERGREEN_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 = (EVERGREEN_GRPH_DEPTH(EVERGREEN_GRPH_DEPTH_32BPP) | + EVERGREEN_GRPH_FORMAT(EVERGREEN_GRPH_FORMAT_BGRA1010102)); +#ifdef __BIG_ENDIAN + fb_swap = EVERGREEN_GRPH_ENDIAN_SWAP(EVERGREEN_GRPH_ENDIAN_8IN32); +#endif + /* Greater 8 bpc fb needs to bypass hw-lut to retain precision */ + bypass_lut = true; + break; + default: + DRM_ERROR("Unsupported screen format %s\n", + drm_get_format_name(target_fb->pixel_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 |= EVERGREEN_GRPH_NUM_BANKS(num_banks); + fb_format |= EVERGREEN_GRPH_ARRAY_MODE(EVERGREEN_GRPH_ARRAY_2D_TILED_THIN1); + fb_format |= EVERGREEN_GRPH_TILE_SPLIT(tile_split); + fb_format |= EVERGREEN_GRPH_BANK_WIDTH(bankw); + fb_format |= EVERGREEN_GRPH_BANK_HEIGHT(bankh); + fb_format |= EVERGREEN_GRPH_MACRO_TILE_ASPECT(mtaspect); + } else if (AMDGPU_TILING_GET(tiling_flags, ARRAY_MODE) == ARRAY_1D_TILED_THIN1) + fb_format |= EVERGREEN_GRPH_ARRAY_MODE(EVERGREEN_GRPH_ARRAY_1D_TILED_THIN1); + + pipe_config = AMDGPU_TILING_GET(tiling_flags, PIPE_CONFIG); + fb_format |= SI_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(EVERGREEN_GRPH_FLIP_CONTROL + amdgpu_crtc->crtc_offset, 0); + + WREG32(EVERGREEN_GRPH_PRIMARY_SURFACE_ADDRESS_HIGH + amdgpu_crtc->crtc_offset, + upper_32_bits(fb_location)); + WREG32(EVERGREEN_GRPH_SECONDARY_SURFACE_ADDRESS_HIGH + amdgpu_crtc->crtc_offset, + upper_32_bits(fb_location)); + WREG32(EVERGREEN_GRPH_PRIMARY_SURFACE_ADDRESS + amdgpu_crtc->crtc_offset, + (u32)fb_location & EVERGREEN_GRPH_SURFACE_ADDRESS_MASK); + WREG32(EVERGREEN_GRPH_SECONDARY_SURFACE_ADDRESS + amdgpu_crtc->crtc_offset, + (u32) fb_location & EVERGREEN_GRPH_SURFACE_ADDRESS_MASK); + WREG32(EVERGREEN_GRPH_CONTROL + amdgpu_crtc->crtc_offset, fb_format); + WREG32(EVERGREEN_GRPH_SWAP_CONTROL + 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(EVERGREEN_GRPH_LUT_10BIT_BYPASS_CONTROL + amdgpu_crtc->crtc_offset, + (bypass_lut ? EVERGREEN_LUT_10BIT_BYPASS_EN : 0), + ~EVERGREEN_LUT_10BIT_BYPASS_EN); + + if (bypass_lut) + DRM_DEBUG_KMS("Bypassing hardware LUT due to 10 bit fb scanout.\n"); + + WREG32(EVERGREEN_GRPH_SURFACE_OFFSET_X + amdgpu_crtc->crtc_offset, 0); + WREG32(EVERGREEN_GRPH_SURFACE_OFFSET_Y + amdgpu_crtc->crtc_offset, 0); + WREG32(EVERGREEN_GRPH_X_START + amdgpu_crtc->crtc_offset, 0); + WREG32(EVERGREEN_GRPH_Y_START + amdgpu_crtc->crtc_offset, 0); + WREG32(EVERGREEN_GRPH_X_END + amdgpu_crtc->crtc_offset, target_fb->width); + WREG32(EVERGREEN_GRPH_Y_END + amdgpu_crtc->crtc_offset, target_fb->height); + + fb_pitch_pixels = target_fb->pitches[0] / (target_fb->bits_per_pixel / 8); + WREG32(EVERGREEN_GRPH_PITCH + amdgpu_crtc->crtc_offset, fb_pitch_pixels); + + dce_v6_0_grph_enable(crtc, true); + + WREG32(EVERGREEN_DESKTOP_HEIGHT + amdgpu_crtc->crtc_offset, + target_fb->height); + x &= ~3; + y &= ~1; + WREG32(EVERGREEN_VIEWPORT_START + amdgpu_crtc->crtc_offset, + (x << 16) | y); + viewport_w = crtc->mode.hdisplay; + viewport_h = (crtc->mode.vdisplay + 1) & ~1; + + WREG32(EVERGREEN_VIEWPORT_SIZE + amdgpu_crtc->crtc_offset, + (viewport_w << 16) | viewport_h); + + /* set pageflip to happen anywhere in vblank interval */ + WREG32(EVERGREEN_MASTER_UPDATE_MODE + amdgpu_crtc->crtc_offset, 0); + + if (!atomic && fb && fb != crtc->primary->fb) { + amdgpu_fb = to_amdgpu_framebuffer(fb); + rbo = gem_to_amdgpu_bo(amdgpu_fb->obj); + r = amdgpu_bo_reserve(rbo, false); + if (unlikely(r != 0)) + return r; + amdgpu_bo_unpin(rbo); + amdgpu_bo_unreserve(rbo); + } + + /* 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 = dev->dev_private; + struct amdgpu_crtc *amdgpu_crtc = to_amdgpu_crtc(crtc); + + if (mode->flags & DRM_MODE_FLAG_INTERLACE) + WREG32(EVERGREEN_DATA_FORMAT + amdgpu_crtc->crtc_offset, + EVERGREEN_INTERLEAVE_EN); + else + WREG32(EVERGREEN_DATA_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 = dev->dev_private; + int i; + + DRM_DEBUG_KMS("%d\n", amdgpu_crtc->crtc_id); + + WREG32(NI_INPUT_CSC_CONTROL + amdgpu_crtc->crtc_offset, + (NI_INPUT_CSC_GRPH_MODE(NI_INPUT_CSC_BYPASS) | + NI_INPUT_CSC_OVL_MODE(NI_INPUT_CSC_BYPASS))); + WREG32(NI_PRESCALE_GRPH_CONTROL + amdgpu_crtc->crtc_offset, + NI_GRPH_PRESCALE_BYPASS); + WREG32(NI_PRESCALE_OVL_CONTROL + amdgpu_crtc->crtc_offset, + NI_OVL_PRESCALE_BYPASS); + WREG32(NI_INPUT_GAMMA_CONTROL + amdgpu_crtc->crtc_offset, + (NI_GRPH_INPUT_GAMMA_MODE(NI_INPUT_GAMMA_USE_LUT) | + NI_OVL_INPUT_GAMMA_MODE(NI_INPUT_GAMMA_USE_LUT))); + + + + WREG32(EVERGREEN_DC_LUT_CONTROL + amdgpu_crtc->crtc_offset, 0); + + WREG32(EVERGREEN_DC_LUT_BLACK_OFFSET_BLUE + amdgpu_crtc->crtc_offset, 0); + WREG32(EVERGREEN_DC_LUT_BLACK_OFFSET_GREEN + amdgpu_crtc->crtc_offset, 0); + WREG32(EVERGREEN_DC_LUT_BLACK_OFFSET_RED + amdgpu_crtc->crtc_offset, 0); + + WREG32(EVERGREEN_DC_LUT_WHITE_OFFSET_BLUE + amdgpu_crtc->crtc_offset, 0xffff); + WREG32(EVERGREEN_DC_LUT_WHITE_OFFSET_GREEN + amdgpu_crtc->crtc_offset, 0xffff); + WREG32(EVERGREEN_DC_LUT_WHITE_OFFSET_RED + amdgpu_crtc->crtc_offset, 0xffff); + + WREG32(EVERGREEN_DC_LUT_RW_MODE + amdgpu_crtc->crtc_offset, 0); + WREG32(EVERGREEN_DC_LUT_WRITE_EN_MASK + amdgpu_crtc->crtc_offset, 0x00000007); + + WREG32(EVERGREEN_DC_LUT_RW_INDEX + amdgpu_crtc->crtc_offset, 0); + for (i = 0; i < 256; i++) { + WREG32(EVERGREEN_DC_LUT_30_COLOR + amdgpu_crtc->crtc_offset, + (amdgpu_crtc->lut_r[i] << 20) | + (amdgpu_crtc->lut_g[i] << 10) | + (amdgpu_crtc->lut_b[i] << 0)); + } + + WREG32(NI_DEGAMMA_CONTROL + amdgpu_crtc->crtc_offset, + (NI_GRPH_DEGAMMA_MODE(NI_DEGAMMA_BYPASS) | + NI_OVL_DEGAMMA_MODE(NI_DEGAMMA_BYPASS) | + NI_ICON_DEGAMMA_MODE(NI_DEGAMMA_BYPASS) | + NI_CURSOR_DEGAMMA_MODE(NI_DEGAMMA_BYPASS))); + WREG32(NI_GAMUT_REMAP_CONTROL + amdgpu_crtc->crtc_offset, + (NI_GRPH_GAMUT_REMAP_MODE(NI_GAMUT_REMAP_BYPASS) | + NI_OVL_GAMUT_REMAP_MODE(NI_GAMUT_REMAP_BYPASS))); + WREG32(NI_REGAMMA_CONTROL + amdgpu_crtc->crtc_offset, + (NI_GRPH_REGAMMA_MODE(NI_REGAMMA_BYPASS) | + NI_OVL_REGAMMA_MODE(NI_REGAMMA_BYPASS))); + WREG32(NI_OUTPUT_CSC_CONTROL + amdgpu_crtc->crtc_offset, + (NI_OUTPUT_CSC_GRPH_MODE(0) | + NI_OUTPUT_CSC_OVL_MODE(NI_OUTPUT_CSC_BYPASS))); + /* 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: + if (dig->linkb) + return 1; + else + return 0; + break; + case ENCODER_OBJECT_ID_INTERNAL_UNIPHY1: + if (dig->linkb) + return 3; + else + return 2; + break; + case ENCODER_OBJECT_ID_INTERNAL_UNIPHY2: + if (dig->linkb) + return 5; + else + return 4; + break; + case ENCODER_OBJECT_ID_INTERNAL_UNIPHY3: + return 6; + break; + 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 = dev->dev_private; + 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 = crtc->dev->dev_private; + struct amdgpu_crtc *amdgpu_crtc = to_amdgpu_crtc(crtc); + uint32_t cur_lock; + + cur_lock = RREG32(EVERGREEN_CUR_UPDATE + amdgpu_crtc->crtc_offset); + if (lock) + cur_lock |= EVERGREEN_CURSOR_UPDATE_LOCK; + else + cur_lock &= ~EVERGREEN_CURSOR_UPDATE_LOCK; + WREG32(EVERGREEN_CUR_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 = crtc->dev->dev_private; + + WREG32_IDX(EVERGREEN_CUR_CONTROL + amdgpu_crtc->crtc_offset, + EVERGREEN_CURSOR_MODE(EVERGREEN_CURSOR_24_8_PRE_MULT) | + EVERGREEN_CURSOR_URGENT_CONTROL(EVERGREEN_CURSOR_URGENT_1_2)); + + +} + +static void dce_v6_0_show_cursor(struct drm_crtc *crtc) +{ + struct amdgpu_crtc *amdgpu_crtc = to_amdgpu_crtc(crtc); + struct amdgpu_device *adev = crtc->dev->dev_private; + + WREG32(EVERGREEN_CUR_SURFACE_ADDRESS_HIGH + amdgpu_crtc->crtc_offset, + upper_32_bits(amdgpu_crtc->cursor_addr)); + WREG32(EVERGREEN_CUR_SURFACE_ADDRESS + amdgpu_crtc->crtc_offset, + lower_32_bits(amdgpu_crtc->cursor_addr)); + + WREG32_IDX(EVERGREEN_CUR_CONTROL + amdgpu_crtc->crtc_offset, + EVERGREEN_CURSOR_EN | + EVERGREEN_CURSOR_MODE(EVERGREEN_CURSOR_24_8_PRE_MULT) | + EVERGREEN_CURSOR_URGENT_CONTROL(EVERGREEN_CURSOR_URGENT_1_2)); + +} + +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 = crtc->dev->dev_private; + int xorigin = 0, yorigin = 0; + + int w = amdgpu_crtc->cursor_width; + + /* 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(EVERGREEN_CUR_POSITION + amdgpu_crtc->crtc_offset, (x << 16) | y); + WREG32(EVERGREEN_CUR_HOT_SPOT + amdgpu_crtc->crtc_offset, (xorigin << 16) | yorigin); + WREG32(EVERGREEN_CUR_SIZE + amdgpu_crtc->crtc_offset, + ((w - 1) << 16) | (amdgpu_crtc->cursor_height - 1)); + + amdgpu_crtc->cursor_x = x; + amdgpu_crtc->cursor_y = y; + 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_unreference_unlocked(obj); + return ret; + } + + ret = amdgpu_bo_pin(aobj, AMDGPU_GEM_DOMAIN_VRAM, &amdgpu_crtc->cursor_addr); + amdgpu_bo_unreserve(aobj); + if (ret) { + DRM_ERROR("Failed to pin new cursor BO (%d)\n", ret); + drm_gem_object_unreference_unlocked(obj); + return ret; + } + + amdgpu_crtc->cursor_width = width; + amdgpu_crtc->cursor_height = height; + + dce_v6_0_lock_cursor(crtc, true); + + if (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_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, false); + if (likely(ret == 0)) { + amdgpu_bo_unpin(aobj); + amdgpu_bo_unreserve(aobj); + } + drm_gem_object_unreference_unlocked(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 amdgpu_crtc *amdgpu_crtc = to_amdgpu_crtc(crtc); + int i; + + /* userspace palettes are always correct as is */ + for (i = 0; i < size; i++) { + amdgpu_crtc->lut_r[i] = red[i] >> 6; + amdgpu_crtc->lut_g[i] = green[i] >> 6; + amdgpu_crtc->lut_b[i] = blue[i] >> 6; + } + 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_crtc_set_config, + .destroy = dce_v6_0_crtc_destroy, + .page_flip_target = amdgpu_crtc_page_flip_target, +}; + +static void dce_v6_0_crtc_dpms(struct drm_crtc *crtc, int mode) +{ + struct drm_device *dev = crtc->dev; + struct amdgpu_device *adev = dev->dev_private; + 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_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_vblank_post_modeset(dev, amdgpu_crtc->crtc_id); + dce_v6_0_crtc_load_lut(crtc); + break; + case DRM_MODE_DPMS_STANDBY: + case DRM_MODE_DPMS_SUSPEND: + case DRM_MODE_DPMS_OFF: + drm_vblank_pre_modeset(dev, amdgpu_crtc->crtc_id); + 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_pm_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 = dev->dev_private; + 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_framebuffer *amdgpu_fb; + struct amdgpu_bo *rbo; + + amdgpu_fb = to_amdgpu_framebuffer(crtc->primary->fb); + rbo = gem_to_amdgpu_bo(amdgpu_fb->obj); + r = amdgpu_bo_reserve(rbo, false); + if (unlikely(r)) + DRM_ERROR("failed to reserve rbo before unpin\n"); + else { + amdgpu_bo_unpin(rbo); + amdgpu_bo_unreserve(rbo); + } + } + /* 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_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, + .load_lut = dce_v6_0_crtc_load_lut, + .disable = dce_v6_0_crtc_disable, +}; + +static int dce_v6_0_crtc_init(struct amdgpu_device *adev, int index) +{ + struct amdgpu_crtc *amdgpu_crtc; + int i; + + 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->ddev, &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->ddev->mode_config.cursor_width = amdgpu_crtc->max_cursor_width; + adev->ddev->mode_config.cursor_height = amdgpu_crtc->max_cursor_height; + + for (i = 0; i < 256; i++) { + amdgpu_crtc->lut_r[i] = i << 2; + amdgpu_crtc->lut_g[i] = i << 2; + amdgpu_crtc->lut_b[i] = i << 2; + } + + 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); + dce_v6_0_set_irq_funcs(adev); + + switch (adev->asic_type) { + case CHIP_TAHITI: + case CHIP_PITCAIRN: + case CHIP_VERDE: + adev->mode_info.num_crtc = 6; + adev->mode_info.num_hpd = 6; + adev->mode_info.num_dig = 6; + break; + case CHIP_OLAND: + adev->mode_info.num_crtc = 2; + adev->mode_info.num_hpd = 2; + adev->mode_info.num_dig = 2; + break; + default: + /* FIXME: not supported yet */ + return -EINVAL; + } + + 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, i + 1, &adev->crtc_irq); + if (r) + return r; + } + + for (i = 8; i < 20; i += 2) { + r = amdgpu_irq_add_id(adev, i, &adev->pageflip_irq); + if (r) + return r; + } + + /* HPD hotplug */ + r = amdgpu_irq_add_id(adev, 42, &adev->hpd_irq); + if (r) + return r; + + adev->mode_info.mode_config_initialized = true; + + adev->ddev->mode_config.funcs = &amdgpu_mode_funcs; + + adev->ddev->mode_config.async_page_flip = true; + + adev->ddev->mode_config.max_width = 16384; + adev->ddev->mode_config.max_height = 16384; + + adev->ddev->mode_config.preferred_depth = 24; + adev->ddev->mode_config.prefer_shadow = 1; + + adev->ddev->mode_config.fb_base = adev->mc.aper_base; + + r = amdgpu_modeset_create_props(adev); + if (r) + return r; + + adev->ddev->mode_config.max_width = 16384; + adev->ddev->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_print_display_setup(adev->ddev); + else + return -EINVAL; + + /* setup afmt */ + dce_v6_0_afmt_init(adev); + + r = dce_v6_0_audio_init(adev); + if (r) + return r; + + drm_kms_helper_poll_init(adev->ddev); + + 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->ddev); + + dce_v6_0_audio_fini(adev); + + dce_v6_0_afmt_fini(adev); + + drm_mode_config_cleanup(adev->ddev); + 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; + + /* 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); + + return 0; +} + +static int dce_v6_0_suspend(void *handle) +{ + struct amdgpu_device *adev = (struct amdgpu_device *)handle; + + amdgpu_atombios_scratch_regs_save(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; + + ret = dce_v6_0_hw_init(handle); + + amdgpu_atombios_scratch_regs_restore(adev); + + /* 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); + } + + return ret; +} + +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(INT_MASK + reg_block); + interrupt_mask &= ~VBLANK_INT_MASK; + WREG32(INT_MASK + reg_block, interrupt_mask); + break; + case AMDGPU_IRQ_STATE_ENABLE: + interrupt_mask = RREG32(INT_MASK + reg_block); + interrupt_mask |= VBLANK_INT_MASK; + WREG32(INT_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_reg, dc_hpd_int_cntl; + + switch (type) { + case AMDGPU_HPD_1: + dc_hpd_int_cntl_reg = DC_HPD1_INT_CONTROL; + break; + case AMDGPU_HPD_2: + dc_hpd_int_cntl_reg = DC_HPD2_INT_CONTROL; + break; + case AMDGPU_HPD_3: + dc_hpd_int_cntl_reg = DC_HPD3_INT_CONTROL; + break; + case AMDGPU_HPD_4: + dc_hpd_int_cntl_reg = DC_HPD4_INT_CONTROL; + break; + case AMDGPU_HPD_5: + dc_hpd_int_cntl_reg = DC_HPD5_INT_CONTROL; + break; + case AMDGPU_HPD_6: + dc_hpd_int_cntl_reg = DC_HPD6_INT_CONTROL; + break; + default: + DRM_DEBUG("invalid hdp %d\n", type); + return 0; + } + + switch (state) { + case AMDGPU_IRQ_STATE_DISABLE: + dc_hpd_int_cntl = RREG32(dc_hpd_int_cntl_reg); + dc_hpd_int_cntl &= ~(DC_HPDx_INT_EN | DC_HPDx_RX_INT_EN); + WREG32(dc_hpd_int_cntl_reg, dc_hpd_int_cntl); + break; + case AMDGPU_IRQ_STATE_ENABLE: + dc_hpd_int_cntl = RREG32(dc_hpd_int_cntl_reg); + dc_hpd_int_cntl |= (DC_HPDx_INT_EN | DC_HPDx_RX_INT_EN); + WREG32(dc_hpd_int_cntl_reg, 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 irq_type = amdgpu_crtc_idx_to_irq_type(adev, crtc); + + switch (entry->src_data) { + case 0: /* vblank */ + if (disp_int & interrupt_status_offsets[crtc].vblank) + WREG32(VBLANK_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->ddev, crtc); + } + DRM_DEBUG("IH: D%d vblank\n", crtc + 1); + break; + case 1: /* vline */ + if (disp_int & interrupt_status_offsets[crtc].vline) + WREG32(VLINE_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); + 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(GRPH_INT_CONTROL + crtc_offsets[type]); + if (state == AMDGPU_IRQ_STATE_DISABLE) + WREG32(GRPH_INT_CONTROL + crtc_offsets[type], + reg & ~GRPH_INTERRUPT_CONTROL__GRPH_PFLIP_INT_MASK_MASK); + else + WREG32(GRPH_INT_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(GRPH_INT_STATUS + crtc_offsets[crtc_id]) & + GRPH_INTERRUPT_STATUS__GRPH_PFLIP_INT_OCCURRED_MASK) + WREG32(GRPH_INT_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->ddev->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->ddev->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->ddev->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, int_control, tmp; + unsigned hpd; + + if (entry->src_data > 6) { + DRM_DEBUG("Unhandled interrupt: %d %d\n", entry->src_id, entry->src_data); + return 0; + } + + hpd = entry->src_data; + disp_int = RREG32(interrupt_status_offsets[hpd].reg); + mask = interrupt_status_offsets[hpd].hpd; + int_control = hpd_int_control_offsets[hpd]; + + if (disp_int & mask) { + tmp = RREG32(int_control); + tmp |= DC_HPD1_INT_CONTROL__DC_HPD1_INT_ACK_MASK; + WREG32(int_control, tmp); + schedule_work(&adev->hotplug_work); + DRM_INFO("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; +} + +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); + + 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 (amdgpu_atombios_encoder_get_encoder_mode(encoder) == ATOM_ENCODER_MODE_HDMI) { + 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 = encoder->dev->dev_private; + 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 = dev->dev_private; + + /* 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; + + amdgpu_atombios_encoder_dpms(encoder, DRM_MODE_DPMS_OFF); + + if (amdgpu_atombios_encoder_is_digital(encoder)) { + if (amdgpu_atombios_encoder_get_encoder_mode(encoder) == ATOM_ENCODER_MODE_HDMI) + 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->ddev; + 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 = { + .set_vga_render_state = &dce_v6_0_set_vga_render_state, + .bandwidth_update = &dce_v6_0_bandwidth_update, + .vblank_get_counter = &dce_v6_0_vblank_get_counter, + .vblank_wait = &dce_v6_0_vblank_wait, + .is_display_hung = &dce_v6_0_is_display_hung, + .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, + .stop_mc_access = &dce_v6_0_stop_mc_access, + .resume_mc_access = &dce_v6_0_resume_mc_access, +}; + +static void dce_v6_0_set_display_funcs(struct amdgpu_device *adev) +{ + if (adev->mode_info.funcs == NULL) + 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) +{ + adev->crtc_irq.num_types = AMDGPU_CRTC_IRQ_LAST; + adev->crtc_irq.funcs = &dce_v6_0_crtc_irq_funcs; + + adev->pageflip_irq.num_types = AMDGPU_PAGEFLIP_IRQ_LAST; + adev->pageflip_irq.funcs = &dce_v6_0_pageflip_irq_funcs; + + adev->hpd_irq.num_types = AMDGPU_HPD_LAST; + adev->hpd_irq.funcs = &dce_v6_0_hpd_irq_funcs; +} diff --git a/drivers/gpu/drm/amd/amdgpu/dce_v6_0.h b/drivers/gpu/drm/amd/amdgpu/dce_v6_0.h new file mode 100644 index 000000000000..6a5528105bb6 --- /dev/null +++ b/drivers/gpu/drm/amd/amdgpu/dce_v6_0.h @@ -0,0 +1,29 @@ +/* + * 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. + * + */ + +#ifndef __DCE_V6_0_H__ +#define __DCE_V6_0_H__ + +extern const struct amd_ip_funcs dce_v6_0_ip_funcs; + +#endif diff --git a/drivers/gpu/drm/amd/include/asic_reg/si/sid.h b/drivers/gpu/drm/amd/include/asic_reg/si/sid.h index 15358cde2bdf..a96d930d20ea 100644 --- a/drivers/gpu/drm/amd/include/asic_reg/si/sid.h +++ b/drivers/gpu/drm/amd/include/asic_reg/si/sid.h @@ -1976,9 +1976,6 @@ #define R600_D1GRPH_ARRAY_MODE_1D_TILED_THIN1 (2 << 20) #define R600_D1GRPH_ARRAY_MODE_2D_TILED_THIN1 (4 << 20) -#define AMDGPU_TILING_MACRO 0x1 -#define AMDGPU_TILING_MICRO 0x2 - #define R700_D1GRPH_PRIMARY_SURFACE_ADDRESS_HIGH 0x1a45 #define R700_D2GRPH_PRIMARY_SURFACE_ADDRESS_HIGH 0x1845 @@ -2118,36 +2115,10 @@ #define EVERGREEN_GRPH_SWAP_CONTROL 0x1a03 #define EVERGREEN_GRPH_ENDIAN_SWAP(x) (((x) & 0x3) << 0) -#define EVERGREEN_GRPH_ENDIAN_NONE 0 - -/* this object requires a surface when mapped - i.e. front buffer */ -#define RADEON_TILING_SURFACE 0x10 -#define RADEON_TILING_MICRO_SQUARE 0x20 -#define RADEON_TILING_EG_BANKW_SHIFT 8 -#define RADEON_TILING_EG_BANKW_MASK 0xf -#define RADEON_TILING_EG_BANKH_SHIFT 12 -#define RADEON_TILING_EG_BANKH_MASK 0xf -#define RADEON_TILING_EG_MACRO_TILE_ASPECT_SHIFT 16 -#define RADEON_TILING_EG_MACRO_TILE_ASPECT_MASK 0xf -#define RADEON_TILING_EG_TILE_SPLIT_SHIFT 24 -#define RADEON_TILING_EG_TILE_SPLIT_MASK 0xf -#define RADEON_TILING_EG_STENCIL_TILE_SPLIT_SHIFT 28 -#define RADEON_TILING_EG_STENCIL_TILE_SPLIT_MASK 0xf - -#define SI_TILE_MODE_COLOR_LINEAR_ALIGNED 8 -#define SI_TILE_MODE_COLOR_1D 13 -#define SI_TILE_MODE_COLOR_1D_SCANOUT 9 -#define SI_TILE_MODE_COLOR_2D_8BPP 14 -#define SI_TILE_MODE_COLOR_2D_16BPP 15 -#define SI_TILE_MODE_COLOR_2D_32BPP 16 -#define SI_TILE_MODE_COLOR_2D_64BPP 17 -#define SI_TILE_MODE_COLOR_2D_SCANOUT_16BPP 11 -#define SI_TILE_MODE_COLOR_2D_SCANOUT_32BPP 12 -#define SI_TILE_MODE_DEPTH_STENCIL_1D 4 -#define SI_TILE_MODE_DEPTH_STENCIL_2D 0 -#define SI_TILE_MODE_DEPTH_STENCIL_2D_2AA 3 -#define SI_TILE_MODE_DEPTH_STENCIL_2D_4AA 3 -#define SI_TILE_MODE_DEPTH_STENCIL_2D_8AA 2 +# define EVERGREEN_GRPH_ENDIAN_NONE 0 +# define EVERGREEN_GRPH_ENDIAN_8IN16 1 +# define EVERGREEN_GRPH_ENDIAN_8IN32 2 +# define EVERGREEN_GRPH_ENDIAN_8IN64 3 #define EVERGREEN_D3VGA_CONTROL 0xf8 #define EVERGREEN_D4VGA_CONTROL 0xf9