diff options
Diffstat (limited to 'linux-core/drm_crtc.c')
-rw-r--r-- | linux-core/drm_crtc.c | 40 |
1 files changed, 19 insertions, 21 deletions
diff --git a/linux-core/drm_crtc.c b/linux-core/drm_crtc.c index 1c1c3006..b349527d 100644 --- a/linux-core/drm_crtc.c +++ b/linux-core/drm_crtc.c @@ -57,6 +57,7 @@ struct drm_framebuffer *drm_framebuffer_create(drm_device_t *dev) return fb; } +EXPORT_SYMBOL(drm_framebuffer_create); void drm_framebuffer_destroy(struct drm_framebuffer *fb) { @@ -493,30 +494,28 @@ out_err: return ret; } -bool drm_initial_config(drm_device_t *dev, bool can_grow) +/** + * drm_initial_config - setup a sane initial output configuration + * @dev: DRM device + * @fb: framebuffer backing for new setup + * @can_grow: this configuration is growable + * + * Scan the CRTCs and outputs and try to put together an initial setup. + * At the moment, this is a cloned configuration across all heads with + * @fb as the backing store. + */ +bool drm_initial_config(drm_device_t *dev, struct drm_framebuffer *fb, + bool can_grow) { /* do a hardcoded initial configuration here */ struct drm_crtc *crtc, *vga_crtc = NULL, *dvi_crtc = NULL, *lvds_crtc = NULL; - struct drm_framebuffer *fb; struct drm_output *output, *use_output = NULL; -#if 0 - fb = drm_framebuffer_create(dev); - if (!fb) - return false; - - fb->pitch = 1024; - fb->width = 1024; - fb->height = 768; - fb->depth = 24; - fb->bits_per_pixel = 32; -#endif - /* bind both CRTCs to this fb */ /* only initialise one crtc to enabled state */ list_for_each_entry(crtc, &dev->mode_config.crtc_list, head) { - // crtc->fb = fb; + crtc->fb = fb; if (!vga_crtc) { vga_crtc = crtc; crtc->enabled = 1; @@ -527,8 +526,7 @@ bool drm_initial_config(drm_device_t *dev, bool can_grow) crtc->enabled = 1; crtc->desired_x = 0; crtc->desired_y = 0; - } - else if (!dvi_crtc) { + } else if (!dvi_crtc) { dvi_crtc = crtc; crtc->enabled = 1; crtc->desired_x = 0; @@ -536,7 +534,7 @@ bool drm_initial_config(drm_device_t *dev, bool can_grow) } } - drm_crtc_probe_output_modes(dev, 1024, 768); + drm_crtc_probe_output_modes(dev, 2048, 2048); /* hard bind the CRTCS */ @@ -551,20 +549,20 @@ bool drm_initial_config(drm_device_t *dev, bool can_grow) } if (!strncmp(output->name, "VGA", 3)) { output->crtc = vga_crtc; - drm_mode_debug_printmodeline(dev, des_mode); + DRM_DEBUG("VGA preferred mode: %s\n", des_mode->name); output->crtc->desired_mode = des_mode; output->initial_x = 0; output->initial_y = 0; use_output = output; } else if (!strncmp(output->name, "TMDS", 4)) { output->crtc = vga_crtc; - drm_mode_debug_printmodeline(dev, des_mode); + DRM_DEBUG("TMDS preferred mode: %s\n", des_mode->name); output->crtc->desired_mode = des_mode; output->initial_x = 0; output->initial_y = 0; } else if (!strncmp(output->name, "LVDS", 3)) { output->crtc = lvds_crtc; - drm_mode_debug_printmodeline(dev, des_mode); + DRM_DEBUG("LVDS preferred mode: %s\n", des_mode->name); output->crtc->desired_mode = des_mode; output->initial_x = 0; output->initial_y = 0; |