From 967bd219116a4f20aec828b890a225d2f92afd0b Mon Sep 17 00:00:00 2001 From: Dave Airlie Date: Thu, 5 Jun 2008 11:11:22 +1000 Subject: modesetting: initial attempt at debonging fb --- linux-core/drmP.h | 2 +- linux-core/drm_crtc.h | 2 + linux-core/drm_crtc_helper.c | 13 +- linux-core/i915_drv.c | 6 + linux-core/intel_display.c | 7 + linux-core/intel_drv.h | 4 +- linux-core/intel_fb.c | 537 ++++++++++++++++++++++++------------------- 7 files changed, 328 insertions(+), 243 deletions(-) (limited to 'linux-core') diff --git a/linux-core/drmP.h b/linux-core/drmP.h index 6e627cd9..9845b5c8 100644 --- a/linux-core/drmP.h +++ b/linux-core/drmP.h @@ -743,7 +743,7 @@ struct drm_driver { struct drm_set_version *sv); /* FB routines, if present */ - int (*fb_probe)(struct drm_device *dev, struct drm_crtc *crtc, struct drm_connector *connector); + int (*fb_probe)(struct drm_device *dev); int (*fb_resize)(struct drm_device *dev, struct drm_crtc *crtc); /* Master routines */ diff --git a/linux-core/drm_crtc.h b/linux-core/drm_crtc.h index f3953692..da05ff27 100644 --- a/linux-core/drm_crtc.h +++ b/linux-core/drm_crtc.h @@ -500,6 +500,8 @@ struct drm_connector { */ struct drm_mode_set { + struct list_head head; + struct drm_framebuffer *fb; struct drm_crtc *crtc; struct drm_display_mode *mode; diff --git a/linux-core/drm_crtc_helper.c b/linux-core/drm_crtc_helper.c index 4083d6b7..3ff7e07e 100644 --- a/linux-core/drm_crtc_helper.c +++ b/linux-core/drm_crtc_helper.c @@ -643,15 +643,20 @@ EXPORT_SYMBOL(drm_crtc_helper_set_config); */ bool drm_helper_initial_config(struct drm_device *dev, bool can_grow) { - struct drm_connector *connector; int ret = false; mutex_lock(&dev->mode_config.mutex); - drm_helper_probe_connector_modes(dev, 2048, 2048); + drm_helper_probe_connector_modes(dev, dev->mode_config.max_width, dev->mode_config.max_height); drm_pick_crtcs(dev); + /* use all the info we have to setup the fb */ + dev->driver->fb_probe(dev); +#if 0 + /* have to do a driver pick here */ + /* get the lowest common denom of width height that will fit nicely - size the fb to this + size, however may need a wider stride for crtc alignment */ /* This is a little screwy, as we've already walked the connectors * above, but it's a little bit of magic too. There's the potential * for things not to get setup above if an existing device gets @@ -680,7 +685,7 @@ bool drm_helper_initial_config(struct drm_device *dev, bool can_grow) } drm_helper_disable_unused_functions(dev); - +#endif mutex_unlock(&dev->mode_config.mutex); return ret; } @@ -736,7 +741,7 @@ int drm_helper_hotplug_stage_two(struct drm_device *dev, struct drm_connector *c /* We should really check if there is a fb using this crtc */ if (!has_config) - dev->driver->fb_probe(dev, connector->encoder->crtc, connector); + dev->driver->fb_probe(dev); else { dev->driver->fb_resize(dev, connector->encoder->crtc); diff --git a/linux-core/i915_drv.c b/linux-core/i915_drv.c index 2aac4926..b81db3a6 100644 --- a/linux-core/i915_drv.c +++ b/linux-core/i915_drv.c @@ -42,6 +42,12 @@ static struct pci_device_id pciidlist[] = { unsigned int i915_modeset = 0; module_param_named(modeset, i915_modeset, int, 0400); +unsigned int i915_fbpercrtc = 1; +module_param_named(fbpercrtc, i915_fbpercrtc, int, 0400); + +unsigned int i915_rightof = 1; +module_param_named(i915_rightof, i915_rightof, int, 0400); + #ifdef I915_HAVE_FENCE extern struct drm_fence_driver i915_fence_driver; #endif diff --git a/linux-core/intel_display.c b/linux-core/intel_display.c index 6493af16..8baae1b3 100644 --- a/linux-core/intel_display.c +++ b/linux-core/intel_display.c @@ -1383,6 +1383,12 @@ void intel_crtc_init(struct drm_device *dev, int pipe) intel_crtc->cursor_addr = 0; intel_crtc->dpms_mode = DPMSModeOff; drm_crtc_helper_add(&intel_crtc->base, &intel_helper_funcs); + + if (i915_fbpercrtc) { + + + + } } struct drm_crtc *intel_get_crtc_from_pipe(struct drm_device *dev, int pipe) @@ -1554,6 +1560,7 @@ void intel_modeset_init(struct drm_device *dev) intel_setup_outputs(dev); + /* setup fbs */ //drm_initial_config(dev, false); } diff --git a/linux-core/intel_drv.h b/linux-core/intel_drv.h index 46f0fbec..25e2a652 100644 --- a/linux-core/intel_drv.h +++ b/linux-core/intel_drv.h @@ -52,6 +52,7 @@ struct intel_framebuffer { struct drm_bo_kmap_obj kmap; }; + struct intel_output { struct drm_connector base; @@ -70,6 +71,7 @@ struct intel_crtc { uint32_t cursor_addr; u8 lut_r[256], lut_g[256], lut_b[256]; int dpms_mode; + struct intel_framebuffer *fbdev_fb; }; #define to_intel_crtc(x) container_of(x, struct intel_crtc, base) @@ -108,7 +110,7 @@ extern void intel_release_load_detect_pipe(struct intel_output *intel_output, extern struct drm_connector* intel_sdvo_find(struct drm_device *dev, int sdvoB); extern int intel_sdvo_supports_hotplug(struct drm_connector *connector); extern void intel_sdvo_set_hotplug(struct drm_connector *connector, int enable); -extern int intelfb_probe(struct drm_device *dev, struct drm_crtc *crtc, struct drm_connector *connector); +extern int intelfb_probe(struct drm_device *dev); extern int intelfb_remove(struct drm_device *dev, struct drm_framebuffer *fb); extern int intelfb_resize(struct drm_device *dev, struct drm_crtc *crtc); extern void intel_crtc_fb_gamma_set(struct drm_crtc *crtc, u16 red, u16 green, diff --git a/linux-core/intel_fb.c b/linux-core/intel_fb.c index 1107cbfb..2f28ca1b 100644 --- a/linux-core/intel_fb.c +++ b/linux-core/intel_fb.c @@ -47,14 +47,10 @@ struct intelfb_par { struct drm_device *dev; -/* - struct drm_crtc *crtc; - struct drm_display_mode *fb_mode; - struct drm_framebuffer *fb; -*/ struct drm_display_mode *our_mode; - struct drm_mode_set set; - struct drm_connector *hack; + struct intel_framebuffer *intel_fb; + int crtc_count; + struct list_head mode_set_list; }; /* static int @@ -73,38 +69,41 @@ static int intelfb_setcolreg(unsigned regno, unsigned red, unsigned green, struct fb_info *info) { struct intelfb_par *par = info->par; - struct drm_framebuffer *fb = par->set.fb; - struct drm_crtc *crtc = par->set.crtc; + struct drm_mode_set *modeset; - if (regno > 255) - return 1; + list_for_each_entry(modeset, &par->mode_set_list, head) { + struct drm_crtc *crtc = modeset->crtc; + struct drm_framebuffer *fb = modeset->fb; - if (fb->depth == 8) { - intel_crtc_fb_gamma_set(crtc, red, green, blue, regno); - return 0; - } + if (regno > 255) + return 1; - if (regno < 16) { - switch (fb->depth) { - case 15: - fb->pseudo_palette[regno] = ((red & 0xf800) >> 1) | - ((green & 0xf800) >> 6) | - ((blue & 0xf800) >> 11); - break; - case 16: - fb->pseudo_palette[regno] = (red & 0xf800) | - ((green & 0xfc00) >> 5) | - ((blue & 0xf800) >> 11); - break; - case 24: - case 32: - fb->pseudo_palette[regno] = ((red & 0xff00) << 8) | - (green & 0xff00) | - ((blue & 0xff00) >> 8); - break; + if (fb->depth == 8) { + intel_crtc_fb_gamma_set(crtc, red, green, blue, regno); + return 0; } - } + if (regno < 16) { + switch (fb->depth) { + case 15: + fb->pseudo_palette[regno] = ((red & 0xf800) >> 1) | + ((green & 0xf800) >> 6) | + ((blue & 0xf800) >> 11); + break; + case 16: + fb->pseudo_palette[regno] = (red & 0xf800) | + ((green & 0xfc00) >> 5) | + ((blue & 0xf800) >> 11); + break; + case 24: + case 32: + fb->pseudo_palette[regno] = ((red & 0xff00) << 8) | + (green & 0xff00) | + ((blue & 0xff00) >> 8); + break; + } + } + } return 0; } @@ -112,12 +111,11 @@ static int intelfb_check_var(struct fb_var_screeninfo *var, struct fb_info *info) { struct intelfb_par *par = info->par; - /*struct drm_device *dev = par->dev;*/ - struct drm_framebuffer *fb = par->set.fb; - /*struct drm_connector *connector;*/ - int depth/*, found = 0*/; + struct intel_framebuffer *intel_fb = par->intel_fb; + struct drm_framebuffer *fb = &intel_fb->base; + int depth; - if (!var->pixclock) + if (var->pixclock == -1 || !var->pixclock) return -EINVAL; /* Need to resize the fb object !!! */ @@ -194,31 +192,6 @@ static int intelfb_check_var(struct fb_var_screeninfo *var, return -EINVAL; } -#if 0 - /* Here we walk the connector mode list and look for modes. If we haven't - * got it, then bail. Not very nice, so this is disabled. - * In the set_par code, we create our mode based on the incoming - * parameters. Nicer, but may not be desired by some. - */ - list_for_each_entry(connector, &dev->mode_config.connector_list, head) { - if (connector->crtc == par->crtc) - break; - } - - list_for_each_entry(drm_mode, &connector->modes, head) { - if (drm_mode->hdisplay == var->xres && - drm_mode->vdisplay == var->yres && - (((PICOS2KHZ(var->pixclock))/1000) >= ((drm_mode->clock/1000)-1)) && - (((PICOS2KHZ(var->pixclock))/1000) <= ((drm_mode->clock/1000)+1))) { - found = 1; - break; - } - } - - if (!found) - return -EINVAL; -#endif - return 0; } @@ -227,123 +200,122 @@ static int intelfb_check_var(struct fb_var_screeninfo *var, static int intelfb_set_par(struct fb_info *info) { struct intelfb_par *par = info->par; - struct drm_framebuffer *fb = par->set.fb; struct drm_device *dev = par->dev; - struct drm_display_mode *drm_mode, *search_mode; - struct drm_connector *connector = NULL; struct fb_var_screeninfo *var = &info->var; int found = 0; - DRM_DEBUG("\n"); + DRM_DEBUG("%d %d\n", var->xres, var->pixclock); - switch (var->bits_per_pixel) { - case 16: - fb->depth = (var->green.length == 6) ? 16 : 15; - break; - case 32: - fb->depth = (var->transp.length > 0) ? 32 : 24; - break; - default: - fb->depth = var->bits_per_pixel; - break; - } - - fb->bits_per_pixel = var->bits_per_pixel; - info->fix.line_length = fb->pitch; - info->fix.smem_len = info->fix.line_length * fb->height; - info->fix.visual = (fb->depth == 8) ? FB_VISUAL_PSEUDOCOLOR : FB_VISUAL_TRUECOLOR; - - info->screen_size = info->fix.smem_len; /* ??? */ - - /* create a drm mode */ - drm_mode = drm_mode_create(dev); - drm_mode->hdisplay = var->xres; - drm_mode->hsync_start = drm_mode->hdisplay + var->right_margin; - drm_mode->hsync_end = drm_mode->hsync_start + var->hsync_len; - drm_mode->htotal = drm_mode->hsync_end + var->left_margin; - drm_mode->vdisplay = var->yres; - drm_mode->vsync_start = drm_mode->vdisplay + var->lower_margin; - drm_mode->vsync_end = drm_mode->vsync_start + var->vsync_len; - drm_mode->vtotal = drm_mode->vsync_end + var->upper_margin; - drm_mode->clock = PICOS2KHZ(var->pixclock); - drm_mode->vrefresh = drm_mode_vrefresh(drm_mode); - drm_mode->flags = 0; - drm_mode->flags |= var->sync & FB_SYNC_HOR_HIGH_ACT ? V_PHSYNC : V_NHSYNC; - drm_mode->flags |= var->sync & FB_SYNC_VERT_HIGH_ACT ? V_PVSYNC : V_NVSYNC; - - drm_mode_set_name(drm_mode); - drm_mode_set_crtcinfo(drm_mode, CRTC_INTERLACE_HALVE_V); - - found = 0; - list_for_each_entry(connector, &dev->mode_config.connector_list, head) { - if (connector->encoder && - connector->encoder->crtc == par->set.crtc){ - found = 1; - break; - } - } + if (var->pixclock != -1) { - /* no connector bound, bail */ - if (!found) - return -EINVAL; + DRM_ERROR("PIXEL CLCOK SET\n"); +#if 0 + struct intel_framebuffer *intel_fb = par->intel_fb; + struct drm_framebuffer *fb = &intel_fb->base; + struct drm_display_mode *drm_mode, *search_mode; + struct drm_connector *connector = NULL; - found = 0; - drm_mode_debug_printmodeline(drm_mode); - list_for_each_entry(search_mode, &connector->modes, head) { - drm_mode_debug_printmodeline(search_mode); - if (drm_mode_equal(drm_mode, search_mode)) { - drm_mode_destroy(dev, drm_mode); - drm_mode = search_mode; - found = 1; + switch (var->bits_per_pixel) { + case 16: + fb->depth = (var->green.length == 6) ? 16 : 15; + break; + case 32: + fb->depth = (var->transp.length > 0) ? 32 : 24; + break; + default: + fb->depth = var->bits_per_pixel; break; } - } - - /* If we didn't find a matching mode that exists on our connector, - * create a new attachment for the incoming user specified mode - */ - if (!found) { - if (par->our_mode) { - /* this also destroys the mode */ - drm_mode_detachmode_crtc(dev, par->our_mode); + + fb->bits_per_pixel = var->bits_per_pixel; + + info->fix.line_length = fb->pitch; + info->fix.smem_len = info->fix.line_length * fb->height; + info->fix.visual = (fb->depth == 8) ? FB_VISUAL_PSEUDOCOLOR : FB_VISUAL_TRUECOLOR; + + info->screen_size = info->fix.smem_len; /* ??? */ + /* reuse desired mode if possible */ + /* create a drm mode */ + drm_mode = drm_mode_create(dev); + drm_mode->hdisplay = var->xres; + drm_mode->hsync_start = drm_mode->hdisplay + var->right_margin; + drm_mode->hsync_end = drm_mode->hsync_start + var->hsync_len; + drm_mode->htotal = drm_mode->hsync_end + var->left_margin; + drm_mode->vdisplay = var->yres; + drm_mode->vsync_start = drm_mode->vdisplay + var->lower_margin; + drm_mode->vsync_end = drm_mode->vsync_start + var->vsync_len; + drm_mode->vtotal = drm_mode->vsync_end + var->upper_margin; + drm_mode->clock = PICOS2KHZ(var->pixclock); + drm_mode->vrefresh = drm_mode_vrefresh(drm_mode); + drm_mode->flags = 0; + drm_mode->flags |= var->sync & FB_SYNC_HOR_HIGH_ACT ? V_PHSYNC : V_NHSYNC; + drm_mode->flags |= var->sync & FB_SYNC_VERT_HIGH_ACT ? V_PVSYNC : V_NVSYNC; + + drm_mode_set_name(drm_mode); + drm_mode_set_crtcinfo(drm_mode, CRTC_INTERLACE_HALVE_V); + + found = 0; + list_for_each_entry(connector, &dev->mode_config.connector_list, head) { + if (connector->encoder && + connector->encoder->crtc == par->set.crtc){ + found = 1; + break; + } } - - par->set.mode = drm_mode; - par->our_mode = drm_mode; + + /* no connector bound, bail */ + if (!found) + return -EINVAL; + + found = 0; drm_mode_debug_printmodeline(drm_mode); - /* attach mode */ - drm_mode_attachmode_crtc(dev, par->set.crtc, par->set.mode); + list_for_each_entry(search_mode, &connector->modes, head) { + drm_mode_debug_printmodeline(search_mode); + if (drm_mode_equal(drm_mode, search_mode)) { + drm_mode_destroy(dev, drm_mode); + drm_mode = search_mode; + found = 1; + break; + } + } + + /* If we didn't find a matching mode that exists on our connector, + * create a new attachment for the incoming user specified mode + */ + if (!found) { + if (par->our_mode) { + /* this also destroys the mode */ + drm_mode_detachmode_crtc(dev, par->our_mode); + } + + par->set.mode = drm_mode; + par->our_mode = drm_mode; + drm_mode_debug_printmodeline(drm_mode); + /* attach mode */ + drm_mode_attachmode_crtc(dev, par->set.crtc, par->set.mode); + } else { + par->set.mode = drm_mode; + if (par->our_mode) + drm_mode_detachmode_crtc(dev, par->our_mode); + par->our_mode = NULL; + } + return par->set.crtc->funcs->set_config(&par->set); +#endif + return -EINVAL; } else { - par->set.mode = drm_mode; - if (par->our_mode) - drm_mode_detachmode_crtc(dev, par->our_mode); - par->our_mode = NULL; - } - -#if 0 - /* re-attach fb */ - if (!par->crtc->fb) { - par->crtc->fb = par->fb; - changed = 1; + struct drm_mode_set *modeset; + int ret; + + list_for_each_entry(modeset, &par->mode_set_list, head) { + if (modeset->num_connectors) { + ret = modeset->crtc->funcs->set_config(modeset); + if (ret) + return ret; + } + } + return 0; } - - if (par->crtc->x != var->xoffset || par->crtc->y != var->yoffset) - changed = 1; - - drm_mode_debug_printmodeline(drm_mode); - drm_mode_debug_printmodeline(&par->crtc->mode); - if (!drm_mode_equal(drm_mode, &par->crtc->mode)) - changed = 1; - - if (changed) - if (!drm_crtc_set_mode(par->crtc, drm_mode, var->xoffset, var->yoffset)) - return -EINVAL; - - return 0; -#else - return par->set.crtc->funcs->set_config(&par->set); -#endif } #if 0 @@ -495,17 +467,22 @@ static int intelfb_pan_display(struct fb_var_screeninfo *var, struct fb_info *info) { struct intelfb_par *par = info->par; - int ret; + struct drm_mode_set *modeset; + int ret = 0; DRM_DEBUG("\n"); - - par->set.x = var->xoffset; - par->set.y = var->yoffset; - ret = par->set.crtc->funcs->set_config(&par->set); + list_for_each_entry(modeset, &par->mode_set_list, head) { + modeset->x = var->xoffset; + modeset->y = var->yoffset; - if (!ret) { - info->var.xoffset = var->xoffset; - info->var.yoffset = var->yoffset; + if (modeset->num_connectors) { + ret = modeset->crtc->funcs->set_config(modeset); + + if (!ret) { + info->var.xoffset = var->xoffset; + info->var.yoffset = var->yoffset; + } + } } return ret; @@ -567,29 +544,19 @@ int intelfb_resize(struct drm_device *dev, struct drm_crtc *crtc) } EXPORT_SYMBOL(intelfb_resize); -int intelfb_probe(struct drm_device *dev, struct drm_crtc *crtc, struct drm_connector *connector) +int intelfb_create(struct drm_device *dev, uint32_t fb_width, uint32_t fb_height, struct intel_framebuffer **intel_fb_p) { struct fb_info *info; struct intelfb_par *par; - struct device *device = &dev->pdev->dev; struct drm_framebuffer *fb; struct intel_framebuffer *intel_fb; - struct drm_display_mode *mode = crtc->desired_mode; struct drm_mode_fb_cmd mode_cmd; - struct drm_buffer_object *fbo = NULL; + struct device *device = &dev->pdev->dev; int ret; - info = framebuffer_alloc(sizeof(struct intelfb_par), device); - if (!info){ - return -EINVAL; - } - - if (!connector) - return -EINVAL; - - mode_cmd.width = 2048;/* crtc->desired_mode->hdisplay; */ - mode_cmd.height = 2048;/* crtc->desired_mode->vdisplay; */ + mode_cmd.width = fb_width;/* crtc->desired_mode->hdisplay; */ + mode_cmd.height = fb_height;/* crtc->desired_mode->vdisplay; */ mode_cmd.bpp = 32; mode_cmd.pitch = mode_cmd.width * ((mode_cmd.bpp + 1) / 8); @@ -606,43 +573,29 @@ int intelfb_probe(struct drm_device *dev, struct drm_crtc *crtc, struct drm_conn &fbo); if (ret || !fbo) { printk(KERN_ERR "failed to allocate framebuffer\n"); - framebuffer_release(info); return -EINVAL; } fb = intel_user_framebuffer_create(dev, NULL, &mode_cmd); if (!fb) { - framebuffer_release(info); drm_bo_usage_deref_unlocked(&fbo); DRM_ERROR("failed to allocate fb.\n"); return -EINVAL; } intel_fb = to_intel_framebuffer(fb); + *intel_fb_p = intel_fb; intel_fb->bo = fbo; - crtc->fb = fb; - - /* To allow resizeing without swapping buffers */ - printk("allocated %dx%d fb: 0x%08lx, bo %p\n", intel_fb->base.width, - intel_fb->base.height, intel_fb->bo->offset, fbo); + info = framebuffer_alloc(sizeof(struct intelfb_par), device); + if (!info) + return -EINVAL; - fb->fbdev = info; - par = info->par; - par->dev = dev; - par->set.crtc = crtc; - par->set.fb = fb; - par->hack = connector; - par->set.connectors = &par->hack; - par->set.num_connectors = 1; - - info->fbops = &intelfb_ops; - - strcpy(info->fix.id, "intelfb"); + strcpy(info->fix.id, "inteldrmfb"); info->fix.type = FB_TYPE_PACKED_PIXELS; info->fix.visual = FB_VISUAL_TRUECOLOR; info->fix.type_aux = 0; @@ -651,14 +604,10 @@ int intelfb_probe(struct drm_device *dev, struct drm_crtc *crtc, struct drm_conn info->fix.ywrapstep = 0; info->fix.accel = FB_ACCEL_I830; info->fix.type_aux = 0; - - if (IS_I9XX(dev)) { - info->fix.mmio_start = pci_resource_start(dev->pdev, 0); - info->fix.mmio_len = pci_resource_len(dev->pdev, 0); - } else { - info->fix.mmio_start = pci_resource_start(dev->pdev, 1); - info->fix.mmio_len = pci_resource_len(dev->pdev, 1); - } + + info->flags = FBINFO_DEFAULT; + + info->fbops = &intelfb_ops; info->fix.line_length = fb->pitch; info->fix.smem_start = intel_fb->bo->offset + dev->mode_config.fb_base; @@ -682,28 +631,16 @@ int intelfb_probe(struct drm_device *dev, struct drm_crtc *crtc, struct drm_conn info->var.height = -1; info->var.width = -1; - info->var.xres = mode->hdisplay; - info->var.right_margin = mode->hsync_start - mode->hdisplay; - info->var.hsync_len = mode->hsync_end - mode->hsync_start; - info->var.left_margin = mode->htotal - mode->hsync_end; - info->var.yres = mode->vdisplay; - info->var.lower_margin = mode->vsync_start - mode->vdisplay; - info->var.vsync_len = mode->vsync_end - mode->vsync_start; - info->var.upper_margin = mode->vtotal - mode->vsync_end; - info->var.pixclock = KHZ2PICOS(mode->clock); - - if (mode->flags & V_PHSYNC) - info->var.sync |= FB_SYNC_HOR_HIGH_ACT; - - if (mode->flags & V_PVSYNC) - info->var.sync |= FB_SYNC_VERT_HIGH_ACT; + info->var.xres = fb_width; + info->var.yres = fb_height; - if (mode->flags & V_INTERLACE) - info->var.vmode = FB_VMODE_INTERLACED; - else if (mode->flags & V_DBLSCAN) - info->var.vmode = FB_VMODE_DOUBLE; - else - info->var.vmode = FB_VMODE_NONINTERLACED; + if (IS_I9XX(dev)) { + info->fix.mmio_start = pci_resource_start(dev->pdev, 0); + info->fix.mmio_len = pci_resource_len(dev->pdev, 0); + } else { + info->fix.mmio_start = pci_resource_start(dev->pdev, 1); + info->fix.mmio_len = pci_resource_len(dev->pdev, 1); + } info->pixmap.size = 64*1024; info->pixmap.buf_align = 8; @@ -767,12 +704,138 @@ int intelfb_probe(struct drm_device *dev, struct drm_crtc *crtc, struct drm_conn break; } + fb->fbdev = info; + + INIT_LIST_HEAD(&par->mode_set_list); + + par->intel_fb = intel_fb; + + /* To allow resizeing without swapping buffers */ + printk("allocated %dx%d fb: 0x%08lx, bo %p\n", intel_fb->base.width, + intel_fb->base.height, intel_fb->bo->offset, fbo); + + return 0; +} + +int intelfb_probe(struct drm_device *dev) +{ + struct fb_info *info; + struct intelfb_par *par; + struct device *device = &dev->pdev->dev; + struct intel_framebuffer *intel_fb; + struct drm_mode_set *modeset; + struct drm_crtc *crtc; + struct drm_connector *connector; + int ret; + int crtc_count = 0, i; + unsigned int fb_width = (unsigned)-1, fb_height = (unsigned)-1; + + DRM_DEBUG("\n"); + + list_for_each_entry(crtc, &dev->mode_config.crtc_list, head) { + if (crtc->desired_mode) { + if (crtc->desired_mode->hdisplay < fb_width) + fb_width = crtc->desired_mode->hdisplay; + + if (crtc->desired_mode->vdisplay < fb_height) + fb_height = crtc->desired_mode->vdisplay; + } + crtc_count++; + } + + if (fb_width == -1 || fb_height == -1) { + return -EINVAL; + } + + DRM_DEBUG("here %d %d\n", fb_width, fb_height); + ret = intelfb_create(dev, fb_width, fb_height, &intel_fb); + if (ret) + return -EINVAL; + + DRM_DEBUG("here %p\n", intel_fb); + info = intel_fb->base.fbdev; + par = info->par; + + DRM_DEBUG("crtc count is %d\n", crtc_count); + /* make up a couple of config sets */ + for (i = 0; i < crtc_count; i++) { + int conn_count = 0; + + modeset = kzalloc(sizeof(struct drm_mode_set), GFP_KERNEL); + modeset->fb = &intel_fb->base; + + list_for_each_entry(crtc, &dev->mode_config.crtc_list, head) { + struct intel_crtc *intel_crtc = to_intel_crtc(crtc); + if (intel_crtc->pipe == i) + modeset->crtc = crtc; + } + + + DRM_DEBUG("1\n"); + /* find out how many connectors are on this */ + list_for_each_entry(connector, &dev->mode_config.connector_list, head) { + if (connector->encoder) + if (connector->encoder->crtc == modeset->crtc) + conn_count++; + } + + list_add_tail(&modeset->head, &par->mode_set_list); + + if (!conn_count) + continue; + + DRM_DEBUG("cc %d\n", conn_count); + modeset->connectors = kcalloc(conn_count, sizeof(struct drm_connector *), GFP_KERNEL); + if (!modeset->connectors) { + ret = -ENOMEM; + goto fail; + } + + modeset->num_connectors = conn_count; + + conn_count = 0; + list_for_each_entry(connector, &dev->mode_config.connector_list, head) { + if (connector->encoder) + if (connector->encoder->crtc == modeset->crtc) + modeset->connectors[conn_count++] = connector; + } + modeset->mode = modeset->crtc->desired_mode; + } + + info->var.pixclock = -1; +#if 0 + info->var.right_margin = mode->hsync_start - mode->hdisplay; + info->var.hsync_len = mode->hsync_end - mode->hsync_start; + info->var.left_margin = mode->htotal - mode->hsync_end; + info->var.lower_margin = mode->vsync_start - mode->vdisplay; + info->var.vsync_len = mode->vsync_end - mode->vsync_start; + info->var.upper_margin = mode->vtotal - mode->vsync_end; + info->var.pixclock = KHZ2PICOS(mode->clock); + + if (mode->flags & V_PHSYNC) + info->var.sync |= FB_SYNC_HOR_HIGH_ACT; + + if (mode->flags & V_PVSYNC) + info->var.sync |= FB_SYNC_VERT_HIGH_ACT; + + if (mode->flags & V_INTERLACE) + info->var.vmode = FB_VMODE_INTERLACED; + else if (mode->flags & V_DBLSCAN) + info->var.vmode = FB_VMODE_DOUBLE; + else + info->var.vmode = FB_VMODE_NONINTERLACED; + +#endif + if (register_framebuffer(info) < 0) return -EINVAL; printk(KERN_INFO "fb%d: %s frame buffer device\n", info->node, info->fix.id); return 0; +fail: + /* TODO */ + return ret; } EXPORT_SYMBOL(intelfb_probe); -- cgit v1.2.3