diff options
Diffstat (limited to 'linux-core/atombios_crtc.c')
| -rw-r--r-- | linux-core/atombios_crtc.c | 462 |
1 files changed, 462 insertions, 0 deletions
diff --git a/linux-core/atombios_crtc.c b/linux-core/atombios_crtc.c new file mode 100644 index 00000000..2e144c90 --- /dev/null +++ b/linux-core/atombios_crtc.c @@ -0,0 +1,462 @@ +/* + * Copyright 2007-8 Advanced Micro Devices, Inc. + * Copyright 2008 Red Hat 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. + * + * Authors: Dave Airlie + * Alex Deucher + */ +#include "drmP.h" +#include "radeon_drm.h" +#include "radeon_drv.h" + +#include "drm_crtc_helper.h" +#include "atom.h" +#include "atom-bits.h" + +static void atombios_lock_crtc(struct drm_crtc *crtc, int lock) +{ + struct radeon_crtc *radeon_crtc = to_radeon_crtc(crtc); + struct drm_device *dev = crtc->dev; + struct drm_radeon_private *dev_priv = dev->dev_private; + int index = GetIndexIntoMasterTable(COMMAND, UpdateCRTC_DoubleBufferRegisters); + ENABLE_CRTC_PS_ALLOCATION args; + + memset(&args, 0, sizeof(args)); + + args.ucCRTC = radeon_crtc->crtc_id; + args.ucEnable = lock; + + atom_execute_table(dev_priv->mode_info.atom_context, index, (uint32_t *)&args); +} + +static void atombios_enable_crtc(struct drm_crtc *crtc, int state) +{ + struct radeon_crtc *radeon_crtc = to_radeon_crtc(crtc); + struct drm_device *dev = crtc->dev; + struct drm_radeon_private *dev_priv = dev->dev_private; + int index = GetIndexIntoMasterTable(COMMAND, EnableCRTC); + ENABLE_CRTC_PS_ALLOCATION args; + + memset(&args, 0, sizeof(args)); + + args.ucCRTC = radeon_crtc->crtc_id; + args.ucEnable = state; + + atom_execute_table(dev_priv->mode_info.atom_context, index, (uint32_t *)&args); +} + +static void atombios_enable_crtc_memreq(struct drm_crtc *crtc, int state) +{ + struct radeon_crtc *radeon_crtc = to_radeon_crtc(crtc); + struct drm_device *dev = crtc->dev; + struct drm_radeon_private *dev_priv = dev->dev_private; + int index = GetIndexIntoMasterTable(COMMAND, EnableCRTCMemReq); + ENABLE_CRTC_PS_ALLOCATION args; + + memset(&args, 0, sizeof(args)); + + args.ucCRTC = radeon_crtc->crtc_id; + args.ucEnable = state; + + atom_execute_table(dev_priv->mode_info.atom_context, index, (uint32_t *)&args); +} + +static void atombios_blank_crtc(struct drm_crtc *crtc, int state) +{ + struct radeon_crtc *radeon_crtc = to_radeon_crtc(crtc); + struct drm_device *dev = crtc->dev; + struct drm_radeon_private *dev_priv = dev->dev_private; + int index = GetIndexIntoMasterTable(COMMAND, BlankCRTC); + BLANK_CRTC_PS_ALLOCATION args; + + memset(&args, 0, sizeof(args)); + + args.ucCRTC = radeon_crtc->crtc_id; + args.ucBlanking = state; + + atom_execute_table(dev_priv->mode_info.atom_context, index, (uint32_t *)&args); +} + +void atombios_crtc_dpms(struct drm_crtc *crtc, int mode) +{ + struct radeon_crtc *radeon_crtc = to_radeon_crtc(crtc); + struct drm_device *dev = crtc->dev; + struct drm_radeon_private *dev_priv = dev->dev_private; + + switch(mode) { + case DRM_MODE_DPMS_ON: + case DRM_MODE_DPMS_STANDBY: + case DRM_MODE_DPMS_SUSPEND: + if (radeon_is_dce3(dev_priv)) + atombios_enable_crtc_memreq(crtc, 1); + atombios_enable_crtc(crtc, 1); + atombios_blank_crtc(crtc, 0); + + radeon_crtc_load_lut(crtc); + break; + case DRM_MODE_DPMS_OFF: + atombios_blank_crtc(crtc, 1); + atombios_enable_crtc(crtc, 0); + if (radeon_is_dce3(dev_priv)) + atombios_enable_crtc_memreq(crtc, 0); + break; + } +} + +static void +atombios_set_crtc_dtd_timing(struct drm_crtc *crtc, SET_CRTC_USING_DTD_TIMING_PARAMETERS *crtc_param) +{ + struct radeon_crtc *radeon_crtc = to_radeon_crtc(crtc); + struct drm_device *dev = crtc->dev; + struct drm_radeon_private *dev_priv = dev->dev_private; + SET_CRTC_USING_DTD_TIMING_PARAMETERS conv_param; + int index = GetIndexIntoMasterTable(COMMAND, SetCRTC_UsingDTDTiming); + + conv_param.usH_Size = cpu_to_le16(crtc_param->usH_Size); + conv_param.usH_Blanking_Time = cpu_to_le16(crtc_param->usH_Blanking_Time); + conv_param.usV_Size = cpu_to_le16(crtc_param->usV_Size); + conv_param.usV_Blanking_Time = cpu_to_le16(crtc_param->usV_Blanking_Time); + conv_param.usH_SyncOffset = cpu_to_le16(crtc_param->usH_SyncOffset); + conv_param.usH_SyncWidth = cpu_to_le16(crtc_param->usH_SyncWidth); + conv_param.usV_SyncOffset = cpu_to_le16(crtc_param->usV_SyncOffset); + conv_param.usV_SyncWidth = cpu_to_le16(crtc_param->usV_SyncWidth); + conv_param.susModeMiscInfo.usAccess = cpu_to_le16(crtc_param->susModeMiscInfo.usAccess); + conv_param.ucCRTC = crtc_param->ucCRTC; + + printk("executing set crtc dtd timing\n"); + atom_execute_table(dev_priv->mode_info.atom_context, index, (uint32_t *)&conv_param); +} + +void atombios_crtc_set_timing(struct drm_crtc *crtc, SET_CRTC_TIMING_PARAMETERS_PS_ALLOCATION *crtc_param) +{ + struct radeon_crtc *radeon_crtc = to_radeon_crtc(crtc); + struct drm_device *dev = crtc->dev; + struct drm_radeon_private *dev_priv = dev->dev_private; + SET_CRTC_TIMING_PARAMETERS_PS_ALLOCATION conv_param; + int index = GetIndexIntoMasterTable(COMMAND, SetCRTC_Timing); + + conv_param.usH_Total = cpu_to_le16(crtc_param->usH_Total); + conv_param.usH_Disp = cpu_to_le16(crtc_param->usH_Disp); + conv_param.usH_SyncStart = cpu_to_le16(crtc_param->usH_SyncStart); + conv_param.usH_SyncWidth = cpu_to_le16(crtc_param->usH_SyncWidth); + conv_param.usV_Total = cpu_to_le16(crtc_param->usV_Total); + conv_param.usV_Disp = cpu_to_le16(crtc_param->usV_Disp); + conv_param.usV_SyncStart = cpu_to_le16(crtc_param->usV_SyncStart); + conv_param.usV_SyncWidth = cpu_to_le16(crtc_param->usV_SyncWidth); + conv_param.susModeMiscInfo.usAccess = cpu_to_le16(crtc_param->susModeMiscInfo.usAccess); + conv_param.ucCRTC = crtc_param->ucCRTC; + conv_param.ucOverscanRight = crtc_param->ucOverscanRight; + conv_param.ucOverscanLeft = crtc_param->ucOverscanLeft; + conv_param.ucOverscanBottom = crtc_param->ucOverscanBottom; + conv_param.ucOverscanTop = crtc_param->ucOverscanTop; + conv_param.ucReserved = crtc_param->ucReserved; + + printk("executing set crtc timing\n"); + atom_execute_table(dev_priv->mode_info.atom_context, index, (uint32_t *)&conv_param); +} + +void atombios_crtc_set_pll(struct drm_crtc *crtc, struct drm_display_mode *mode) +{ + struct radeon_crtc *radeon_crtc = to_radeon_crtc(crtc); + struct drm_device *dev = crtc->dev; + struct drm_radeon_private *dev_priv = dev->dev_private; + uint8_t frev, crev; + int index = GetIndexIntoMasterTable(COMMAND, SetPixelClock); + SET_PIXEL_CLOCK_PS_ALLOCATION spc_param; + PIXEL_CLOCK_PARAMETERS_V2 *spc2_ptr; + PIXEL_CLOCK_PARAMETERS_V3 *spc3_ptr; + uint32_t sclock = mode->clock; + uint32_t ref_div = 0, fb_div = 0, post_div = 0; + struct radeon_pll *pll; + int pll_flags = 0; + + memset(&spc_param, 0, sizeof(SET_PIXEL_CLOCK_PS_ALLOCATION)); + + if (!radeon_is_avivo(dev_priv)) + pll_flags |= RADEON_PLL_LEGACY; + + if (mode->clock > 200000) /* range limits??? */ + pll_flags |= RADEON_PLL_PREFER_HIGH_FB_DIV; + else + pll_flags |= RADEON_PLL_PREFER_LOW_REF_DIV; + + if (radeon_crtc->crtc_id == 0) + pll = &dev_priv->mode_info.p1pll; + else + pll = &dev_priv->mode_info.p2pll; + + radeon_compute_pll(pll, mode->clock, &sclock, + &fb_div, &ref_div, &post_div, pll_flags); + + if (radeon_is_avivo(dev_priv)) { + uint32_t ss_cntl; + + if (radeon_crtc->crtc_id == 0) { + ss_cntl = RADEON_READ(AVIVO_P1PLL_INT_SS_CNTL); + RADEON_WRITE(AVIVO_P1PLL_INT_SS_CNTL, ss_cntl & ~1); + } else { + ss_cntl = RADEON_READ(AVIVO_P2PLL_INT_SS_CNTL); + RADEON_WRITE(AVIVO_P2PLL_INT_SS_CNTL, ss_cntl & ~1); + } + } + + /* */ + + atom_parse_cmd_header(dev_priv->mode_info.atom_context, index, &frev, &crev); + + switch(frev) { + case 1: + switch(crev) { + case 1: + case 2: + spc2_ptr = (PIXEL_CLOCK_PARAMETERS_V2*)&spc_param.sPCLKInput; + spc2_ptr->usPixelClock = cpu_to_le16(sclock); + spc2_ptr->usRefDiv = cpu_to_le16(ref_div); + spc2_ptr->usFbDiv = cpu_to_le16(fb_div); + spc2_ptr->ucPostDiv = post_div; + spc2_ptr->ucPpll = radeon_crtc->crtc_id ? ATOM_PPLL2 : ATOM_PPLL1; + spc2_ptr->ucCRTC = radeon_crtc->crtc_id; + spc2_ptr->ucRefDivSrc = 1; + break; + case 3: + spc3_ptr = (PIXEL_CLOCK_PARAMETERS_V3*)&spc_param.sPCLKInput; + spc3_ptr->usPixelClock = cpu_to_le16(sclock); + spc3_ptr->usRefDiv = cpu_to_le16(ref_div); + spc3_ptr->usFbDiv = cpu_to_le16(fb_div); + spc3_ptr->ucPostDiv = post_div; + spc3_ptr->ucPpll = radeon_crtc->crtc_id ? ATOM_PPLL2 : ATOM_PPLL1; + spc3_ptr->ucMiscInfo = (radeon_crtc->crtc_id << 2); + + /* TODO insert output encoder object stuff herre for r600 */ + break; + default: + DRM_ERROR("Unknown table version %d %d\n", frev, crev); + return; + } + break; + default: + DRM_ERROR("Unknown table version %d %d\n", frev, crev); + return; + } + + printk("executing set pll\n"); + atom_execute_table(dev_priv->mode_info.atom_context, index, (uint32_t *)&spc_param); +} + +void atombios_crtc_set_base(struct drm_crtc *crtc, int x, int y) +{ + struct radeon_crtc *radeon_crtc = to_radeon_crtc(crtc); + struct drm_device *dev = crtc->dev; + struct drm_radeon_private *dev_priv = dev->dev_private; + struct radeon_framebuffer *radeon_fb; + struct drm_gem_object *obj; + struct drm_radeon_gem_object *obj_priv; + uint32_t fb_location, fb_format, fb_pitch_pixels; + + if (!crtc->fb) + return; + + radeon_fb = to_radeon_framebuffer(crtc->fb); + + obj = radeon_fb->obj; + obj_priv = obj->driver_private; + + fb_location = obj_priv->bo->offset + dev_priv->fb_location; + + switch(crtc->fb->bits_per_pixel) { + case 15: + fb_format = AVIVO_D1GRPH_CONTROL_DEPTH_16BPP | AVIVO_D1GRPH_CONTROL_16BPP_ARGB1555; + break; + case 16: + fb_format = AVIVO_D1GRPH_CONTROL_DEPTH_16BPP | AVIVO_D1GRPH_CONTROL_16BPP_RGB565; + break; + case 24: + case 32: + fb_format = AVIVO_D1GRPH_CONTROL_DEPTH_32BPP | AVIVO_D1GRPH_CONTROL_32BPP_ARGB8888; + break; + default: + DRM_ERROR("Unsupported screen depth %d\n", crtc->fb->bits_per_pixel); + return; + } + + /* TODO tiling */ + if (radeon_crtc->crtc_id == 0) + RADEON_WRITE(AVIVO_D1VGA_CONTROL, 0); + else + RADEON_WRITE(AVIVO_D2VGA_CONTROL, 0); + + RADEON_WRITE(AVIVO_D1GRPH_PRIMARY_SURFACE_ADDRESS + radeon_crtc->crtc_offset, fb_location); + RADEON_WRITE(AVIVO_D1GRPH_SECONDARY_SURFACE_ADDRESS + radeon_crtc->crtc_offset, fb_location); + RADEON_WRITE(AVIVO_D1GRPH_CONTROL + radeon_crtc->crtc_offset, fb_format); + + RADEON_WRITE(AVIVO_D1GRPH_SURFACE_OFFSET_X + radeon_crtc->crtc_offset, 0); + RADEON_WRITE(AVIVO_D1GRPH_SURFACE_OFFSET_Y + radeon_crtc->crtc_offset, 0); + RADEON_WRITE(AVIVO_D1GRPH_X_START + radeon_crtc->crtc_offset, x); + RADEON_WRITE(AVIVO_D1GRPH_Y_START + radeon_crtc->crtc_offset, y); + RADEON_WRITE(AVIVO_D1GRPH_X_END + radeon_crtc->crtc_offset, x + crtc->mode.hdisplay); + RADEON_WRITE(AVIVO_D1GRPH_Y_END + radeon_crtc->crtc_offset, y + crtc->mode.vdisplay); + + fb_pitch_pixels = crtc->fb->pitch / (crtc->fb->bits_per_pixel / 8); + RADEON_WRITE(AVIVO_D1GRPH_PITCH + radeon_crtc->crtc_offset, fb_pitch_pixels); + RADEON_WRITE(AVIVO_D1GRPH_ENABLE + radeon_crtc->crtc_offset, 1); + + RADEON_WRITE(AVIVO_D1MODE_DESKTOP_HEIGHT + radeon_crtc->crtc_offset, + crtc->mode.vdisplay); + RADEON_WRITE(AVIVO_D1MODE_VIEWPORT_START + radeon_crtc->crtc_offset, (x << 16) | y); + RADEON_WRITE(AVIVO_D1MODE_VIEWPORT_SIZE + radeon_crtc->crtc_offset, + (crtc->mode.hdisplay << 16) | crtc->mode.vdisplay); + + if (crtc->mode.flags & DRM_MODE_FLAG_INTERLACE) + RADEON_WRITE(AVIVO_D1MODE_DATA_FORMAT + radeon_crtc->crtc_offset, + AVIVO_D1MODE_INTERLEAVE_EN); + else + RADEON_WRITE(AVIVO_D1MODE_DATA_FORMAT + radeon_crtc->crtc_offset, + 0); +} + +void atombios_crtc_mode_set(struct drm_crtc *crtc, + struct drm_display_mode *mode, + struct drm_display_mode *adjusted_mode, + int x, int y) +{ + struct radeon_crtc *radeon_crtc = to_radeon_crtc(crtc); + struct drm_device *dev = crtc->dev; + struct drm_radeon_private *dev_priv = dev->dev_private; + struct drm_encoder *encoder; + SET_CRTC_TIMING_PARAMETERS_PS_ALLOCATION crtc_timing; + + /* TODO color tiling */ + memset(&crtc_timing, 0, sizeof(crtc_timing)); + + list_for_each_entry(encoder, &dev->mode_config.encoder_list, head) { + + + + } + + crtc_timing.ucCRTC = radeon_crtc->crtc_id; + crtc_timing.usH_Total = adjusted_mode->crtc_htotal; + crtc_timing.usH_Disp = adjusted_mode->crtc_hdisplay; + crtc_timing.usH_SyncStart = adjusted_mode->crtc_hsync_start; + crtc_timing.usH_SyncWidth = adjusted_mode->crtc_hsync_end - adjusted_mode->crtc_hsync_start; + + crtc_timing.usV_Total = adjusted_mode->crtc_vtotal; + crtc_timing.usV_Disp = adjusted_mode->crtc_vdisplay; + crtc_timing.usV_SyncStart = adjusted_mode->crtc_vsync_start; + crtc_timing.usV_SyncWidth = adjusted_mode->crtc_vsync_end - adjusted_mode->crtc_vsync_start; + + if (adjusted_mode->flags & DRM_MODE_FLAG_NVSYNC) + crtc_timing.susModeMiscInfo.usAccess |= ATOM_VSYNC_POLARITY; + + if (adjusted_mode->flags & DRM_MODE_FLAG_NHSYNC) + crtc_timing.susModeMiscInfo.usAccess |= ATOM_HSYNC_POLARITY; + + if (adjusted_mode->flags & DRM_MODE_FLAG_CSYNC) + crtc_timing.susModeMiscInfo.usAccess |= ATOM_COMPOSITESYNC; + + if (adjusted_mode->flags & DRM_MODE_FLAG_INTERLACE) + crtc_timing.susModeMiscInfo.usAccess |= ATOM_INTERLACE; + + if (adjusted_mode->flags & DRM_MODE_FLAG_DBLSCAN) + crtc_timing.susModeMiscInfo.usAccess |= ATOM_DOUBLE_CLOCK_MODE; + + atombios_crtc_set_pll(crtc, adjusted_mode); + atombios_crtc_set_timing(crtc, &crtc_timing); + + if (radeon_is_avivo(dev_priv)) + atombios_crtc_set_base(crtc, x, y); + else { + if (radeon_crtc->crtc_id == 0) { + SET_CRTC_USING_DTD_TIMING_PARAMETERS crtc_dtd_timing; + memset(&crtc_dtd_timing, 0, sizeof(crtc_dtd_timing)); + + /* setup FP shadow regs on R4xx */ + crtc_dtd_timing.ucCRTC = radeon_crtc->crtc_id; + crtc_dtd_timing.usH_Size = adjusted_mode->crtc_hdisplay; + crtc_dtd_timing.usV_Size = adjusted_mode->crtc_vdisplay; + crtc_dtd_timing.usH_Blanking_Time = adjusted_mode->crtc_hblank_end - adjusted_mode->crtc_hdisplay; + crtc_dtd_timing.usV_Blanking_Time = adjusted_mode->crtc_vblank_end - adjusted_mode->crtc_vdisplay; + crtc_dtd_timing.usH_SyncOffset = adjusted_mode->crtc_hsync_start - adjusted_mode->crtc_hdisplay; + crtc_dtd_timing.usV_SyncOffset = adjusted_mode->crtc_vsync_start - adjusted_mode->crtc_vdisplay; + crtc_dtd_timing.usH_SyncWidth = adjusted_mode->crtc_hsync_end - adjusted_mode->crtc_hsync_start; + crtc_dtd_timing.usV_SyncWidth = adjusted_mode->crtc_vsync_end - adjusted_mode->crtc_vsync_start; + //crtc_dtd_timing.ucH_Border = adjusted_mode->crtc_hborder; + //crtc_dtd_timing.ucV_Border = adjusted_mode->crtc_vborder; + + if (adjusted_mode->flags & DRM_MODE_FLAG_NVSYNC) + crtc_dtd_timing.susModeMiscInfo.usAccess |= ATOM_VSYNC_POLARITY; + + if (adjusted_mode->flags & DRM_MODE_FLAG_NHSYNC) + crtc_dtd_timing.susModeMiscInfo.usAccess |= ATOM_HSYNC_POLARITY; + + if (adjusted_mode->flags & DRM_MODE_FLAG_CSYNC) + crtc_dtd_timing.susModeMiscInfo.usAccess |= ATOM_COMPOSITESYNC; + + if (adjusted_mode->flags & DRM_MODE_FLAG_INTERLACE) + crtc_dtd_timing.susModeMiscInfo.usAccess |= ATOM_INTERLACE; + + if (adjusted_mode->flags & DRM_MODE_FLAG_DBLSCAN) + crtc_dtd_timing.susModeMiscInfo.usAccess |= ATOM_DOUBLE_CLOCK_MODE; + + atombios_set_crtc_dtd_timing(crtc, &crtc_dtd_timing); + } + radeon_crtc_set_base(crtc, x, y); + radeon_legacy_atom_set_surface(crtc); + } + +} + +static bool atombios_crtc_mode_fixup(struct drm_crtc *crtc, + struct drm_display_mode *mode, + struct drm_display_mode *adjusted_mode) +{ + return true; +} + + +static void atombios_crtc_prepare(struct drm_crtc *crtc) +{ + atombios_crtc_dpms(crtc, DRM_MODE_DPMS_OFF); + atombios_lock_crtc(crtc, 1); +} + +static void atombios_crtc_commit(struct drm_crtc *crtc) +{ + atombios_crtc_dpms(crtc, DRM_MODE_DPMS_ON); + atombios_lock_crtc(crtc, 0); +} + +static const struct drm_crtc_helper_funcs atombios_helper_funcs = { + .dpms = atombios_crtc_dpms, + .mode_fixup = atombios_crtc_mode_fixup, + .mode_set = atombios_crtc_mode_set, + .mode_set_base = atombios_crtc_set_base, + .prepare = atombios_crtc_prepare, + .commit = atombios_crtc_commit, +}; + +void radeon_atombios_init_crtc(struct drm_device *dev, + struct radeon_crtc *radeon_crtc) +{ + if (radeon_crtc->crtc_id == 1) + radeon_crtc->crtc_offset = AVIVO_D2CRTC_H_TOTAL - AVIVO_D1CRTC_H_TOTAL; + drm_crtc_helper_add(&radeon_crtc->base, &atombios_helper_funcs); +} |