diff options
Diffstat (limited to 'linux-core')
| -rw-r--r-- | linux-core/drm_compat.h | 7 | ||||
| -rw-r--r-- | linux-core/drm_crtc.c | 404 | ||||
| -rw-r--r-- | linux-core/drm_crtc.h | 29 | ||||
| -rw-r--r-- | linux-core/drm_drv.c | 4 | ||||
| -rw-r--r-- | linux-core/drm_edid.c | 21 | ||||
| -rw-r--r-- | linux-core/drm_modes.c | 7 |
6 files changed, 446 insertions, 26 deletions
diff --git a/linux-core/drm_compat.h b/linux-core/drm_compat.h index bc5fadc5..bada1fdf 100644 --- a/linux-core/drm_compat.h +++ b/linux-core/drm_compat.h @@ -60,6 +60,13 @@ #if (LINUX_VERSION_CODE < KERNEL_VERSION(2,6,19)) #undef DRM_IRQ_ARGS #define DRM_IRQ_ARGS int irq, void *arg, struct pt_regs *regs + +typedef _Bool bool; +enum { + false = 0, + true = 1 +}; + #endif #ifndef list_for_each_safe diff --git a/linux-core/drm_crtc.c b/linux-core/drm_crtc.c index a52d82bc..8e03dd5f 100644 --- a/linux-core/drm_crtc.c +++ b/linux-core/drm_crtc.c @@ -3,6 +3,33 @@ #include "drm.h" #include "drm_crtc.h" +int drm_mode_idr_get(struct drm_device *dev, void *ptr) +{ + int new_id = 0; + int ret; +again: + if (idr_pre_get(&dev->crtc_config.crtc_idr, GFP_KERNEL) == 0) { + DRM_ERROR("Ran out memory getting a mode number\n"); + return 0; + } + + spin_lock(&dev->crtc_config.config_lock); + + ret = idr_get_new_above(&dev->crtc_config.crtc_idr, ptr, 1, &new_id); + if (ret == -EAGAIN) { + spin_unlock(&dev->crtc_config.config_lock); + goto again; + } + + spin_unlock(&dev->crtc_config.config_lock); + return new_id; +} + +void drm_mode_idr_put(struct drm_device *dev, int id) +{ + idr_remove(&dev->crtc_config.crtc_idr, id); +} + struct drm_framebuffer *drm_framebuffer_create(drm_device_t *dev) { struct drm_framebuffer *fb; @@ -20,7 +47,8 @@ struct drm_framebuffer *drm_framebuffer_create(drm_device_t *dev) return NULL; } - + + fb->id = drm_mode_idr_get(dev, fb); fb->dev = dev; spin_lock(&dev->crtc_config.config_lock); dev->crtc_config.num_fb++; @@ -35,6 +63,7 @@ void drm_framebuffer_destroy(struct drm_framebuffer *fb) drm_device_t *dev = fb->dev; spin_lock(&dev->crtc_config.config_lock); + drm_mode_idr_put(dev, fb->id); list_del(&fb->head); dev->crtc_config.num_fb--; spin_unlock(&dev->crtc_config.config_lock); @@ -45,19 +74,21 @@ void drm_framebuffer_destroy(struct drm_framebuffer *fb) struct drm_crtc *drm_crtc_create(drm_device_t *dev, const struct drm_crtc_funcs *funcs) { - struct drm_crtc *crtc = NULL; - crtc = kmalloc(sizeof(struct drm_crtc), GFP_KERNEL); + struct drm_crtc *crtc; + + crtc = kzalloc(sizeof(struct drm_crtc), GFP_KERNEL); if (!crtc) return NULL; crtc->dev = dev; crtc->funcs = funcs; - spin_lock(&dev->crtc_config.config_lock); + crtc->id = drm_mode_idr_get(dev, crtc); + DRM_DEBUG("crtc %p got id %d\n", crtc, crtc->id); + spin_lock(&dev->crtc_config.config_lock); list_add_tail(&crtc->head, &dev->crtc_config.crtc_list); dev->crtc_config.num_crtc++; - spin_unlock(&dev->crtc_config.config_lock); return crtc; @@ -71,7 +102,9 @@ void drm_crtc_destroy(struct drm_crtc *crtc) if (crtc->funcs->cleanup) (*crtc->funcs->cleanup)(crtc); + spin_lock(&dev->crtc_config.config_lock); + drm_mode_idr_put(dev, crtc->id); list_del(&crtc->head); dev->crtc_config.num_crtc--; spin_unlock(&dev->crtc_config.config_lock); @@ -154,7 +187,7 @@ bool drm_crtc_set_mode(struct drm_crtc *crtc, struct drm_display_mode *mode, bool ret = false; struct drm_output *output; - adjusted_mode = drm_mode_duplicate(mode); + adjusted_mode = drm_mode_duplicate(dev, mode); crtc->enabled = drm_crtc_in_use(crtc); @@ -230,6 +263,7 @@ bool drm_crtc_set_mode(struct drm_crtc *crtc, struct drm_display_mode *mode, } /* XXX free adjustedmode */ + drm_crtc_mode_destroy(dev, adjusted_mode); ret = TRUE; /* TODO */ // if (scrn->pScreen) @@ -256,6 +290,7 @@ bool drm_set_desired_modes(struct drm_device *dev) list_for_each_entry(crtc, &dev->crtc_config.crtc_list, head) { output = NULL; + DRM_DEBUG("crtc is %d\n", crtc->id); list_for_each_entry(list_output, &dev->crtc_config.output_list, head) { if (list_output->crtc == crtc) { output = list_output; @@ -267,10 +302,10 @@ bool drm_set_desired_modes(struct drm_device *dev) continue; memset(&crtc->mode, 0, sizeof(crtc->mode)); - if (!crtc->desired_mode.crtc_hdisplay) { + if (!crtc->desired_mode->crtc_hdisplay) { } - if (!drm_crtc_set_mode(crtc, &crtc->desired_mode, + if (!drm_crtc_set_mode(crtc, crtc->desired_mode, crtc->desired_x, crtc->desired_y)) return false; } @@ -344,6 +379,7 @@ struct drm_output *drm_output_create(drm_device_t *dev, output->dev = dev; output->funcs = funcs; + output->id = drm_mode_idr_get(dev, output); if (name) strncpy(output->name, name, DRM_OUTPUT_LEN); output->name[DRM_OUTPUT_LEN - 1] = 0; @@ -381,6 +417,7 @@ void drm_output_destroy(struct drm_output *output) drm_mode_remove(output, mode); spin_lock(&dev->crtc_config.config_lock); + drm_mode_idr_put(dev, output->id); list_del(&output->head); spin_unlock(&dev->crtc_config.config_lock); kfree(output); @@ -401,12 +438,33 @@ bool drm_output_rename(struct drm_output *output, const char *name) } EXPORT_SYMBOL(drm_output_rename); +struct drm_display_mode *drm_crtc_mode_create(struct drm_device *dev) +{ + int ret; + struct drm_display_mode *nmode; + + nmode = kzalloc(sizeof(struct drm_display_mode), GFP_KERNEL); + if (!nmode) + return NULL; + + nmode->mode_id = drm_mode_idr_get(dev, nmode); + return nmode; +} + +void drm_crtc_mode_destroy(struct drm_device *dev, struct drm_display_mode *mode) +{ + drm_mode_idr_put(dev, mode->mode_id); + + kfree(mode); +} + void drm_crtc_config_init(drm_device_t *dev) { spin_lock_init(&dev->crtc_config.config_lock); INIT_LIST_HEAD(&dev->crtc_config.fb_list); INIT_LIST_HEAD(&dev->crtc_config.crtc_list); INIT_LIST_HEAD(&dev->crtc_config.output_list); + idr_init(&dev->crtc_config.crtc_idr); } EXPORT_SYMBOL(drm_crtc_config_init); @@ -441,7 +499,7 @@ void drm_framebuffer_set_object(drm_device_t *dev, unsigned long handle) ret = 0; out_err: mutex_unlock(&dev->struct_mutex); - return ret; + return; } EXPORT_SYMBOL(drm_framebuffer_set_object); @@ -465,6 +523,7 @@ bool drm_initial_config(drm_device_t *dev, bool can_grow) /* bind both CRTCs to this fb */ /* only initialise one crtc to enabled state */ list_for_each_entry(crtc, &dev->crtc_config.crtc_list, head) { + DRM_DEBUG("crtc is %d\n", crtc->id); crtc->fb = fb; if (!vga_crtc) { vga_crtc = crtc; @@ -497,7 +556,7 @@ bool drm_initial_config(drm_device_t *dev, bool can_grow) break; DRM_DEBUG("Setting desired mode for output %s\n", output->name); drm_mode_debug_printmodeline(dev, des_mode); - output->crtc->desired_mode = *des_mode; + output->crtc->desired_mode = des_mode; output->initial_x = 0; output->initial_y = 0; use_output = output; @@ -509,7 +568,7 @@ bool drm_initial_config(drm_device_t *dev, bool can_grow) break; DRM_DEBUG("Setting desired mode for output %s\n", output->name); drm_mode_debug_printmodeline(dev, des_mode); - output->crtc->desired_mode = *des_mode; + output->crtc->desired_mode = des_mode; #endif output->initial_x = 0; output->initial_y = 0; @@ -531,10 +590,331 @@ void drm_crtc_config_cleanup(drm_device_t *dev) drm_output_destroy(output); } - list_for_each_entry_safe(crtc, ct, &dev->crtc_config.crtc_list, head) { drm_crtc_destroy(crtc); } } EXPORT_SYMBOL(drm_crtc_config_cleanup); +int drm_crtc_set_config(struct drm_crtc *crtc, struct drm_mode_crtc *crtc_info, struct drm_display_mode *new_mode, struct drm_output **output_set) +{ + drm_device_t *dev = crtc->dev; + struct drm_crtc **save_crtcs, *new_crtc; + bool save_enabled = crtc->enabled; + bool changed; + struct drm_output *output; + int count = 0, ro; + + save_crtcs = kzalloc(dev->crtc_config.num_crtc * sizeof(struct drm_crtc *), GFP_KERNEL); + if (!save_crtcs) + return -ENOMEM; + + if (crtc_info->x != crtc->x || crtc_info->y != crtc->y) + changed = true; + + if (crtc->mode.mode_id != new_mode->mode_id) + changed = true; + + list_for_each_entry(output, &dev->crtc_config.output_list, head) { + save_crtcs[count++] = output->crtc; + + if (output->crtc == crtc) + new_crtc = NULL; + else + new_crtc = output->crtc; + + for (ro = 0; ro < crtc_info->count_outputs; ro++) + { + if (output_set[ro] == output) + new_crtc = crtc; + } + if (new_crtc != output->crtc) { + changed = true; + output->crtc = new_crtc; + } + } + + if (changed) { + crtc->enabled = new_mode != NULL; + if (new_mode) { + DRM_DEBUG("attempting to set mode from userspace\n"); + drm_mode_debug_printmodeline(dev, new_mode); + if (!drm_crtc_set_mode(crtc, new_mode, crtc_info->x, + crtc_info->y)) { + crtc->enabled = save_enabled; + count = 0; + list_for_each_entry(output, &dev->crtc_config.output_list, head) + output->crtc = save_crtcs[count++]; + kfree(save_crtcs); + return -EINVAL; + } + crtc->desired_x = crtc_info->x; + crtc->desired_y = crtc_info->y; + crtc->desired_mode = new_mode; + } + drm_disable_unused_functions(dev); + } + kfree(save_crtcs); + return 0; +} + +void drm_crtc_convert_to_umode(struct drm_mode_modeinfo *out, struct drm_display_mode *in) +{ + + out->id = in->mode_id; + out->clock = in->clock; + out->hdisplay = in->hdisplay; + out->hsync_start = in->hsync_start; + out->hsync_end = in->hsync_end; + out->htotal = in->htotal; + out->hskew = in->hskew; + out->vdisplay = in->vdisplay; + out->vsync_start = in->vsync_start; + out->vsync_end = in->vsync_end; + out->vtotal = in->vtotal; + out->vscan = in->vscan; + + out->flags = in->flags; + strncpy(out->name, in->name, DRM_DISPLAY_MODE_LEN); + out->name[DRM_DISPLAY_MODE_LEN-1] = 0; +} + + +/* IOCTL code from userspace */ +int drm_mode_getresources(struct inode *inode, struct file *filp, + unsigned int cmd, unsigned long arg) +{ + drm_file_t *priv = filp->private_data; + drm_device_t *dev = priv->head->dev; + struct drm_mode_card_res __user *argp = (void __user *)arg; + struct drm_mode_card_res card_res; + struct list_head *lh; + struct drm_output *output; + struct drm_crtc *crtc; + struct drm_mode_modeinfo u_mode; + struct drm_display_mode *mode; + int retcode = 0; + int mode_count= 0; + int output_count = 0; + int crtc_count = 0; + int copied = 0; + + memset(&u_mode, 0, sizeof(struct drm_mode_modeinfo)); + + list_for_each(lh, &dev->crtc_config.crtc_list) + crtc_count++; + + list_for_each_entry(output, &dev->crtc_config.output_list, + head) + { + output_count++; + list_for_each(lh, &output->modes) + mode_count++; + } + + if (copy_from_user(&card_res, argp, sizeof(card_res))) + return -EFAULT; + + /* handle this in 3 parts */ + /* CRTCs */ + if (card_res.count_crtcs >= crtc_count) { + copied = 0; + list_for_each_entry(crtc, &dev->crtc_config.crtc_list, head){ + DRM_DEBUG("CRTC ID is %d\n", crtc->id); + if (put_user(crtc->id, &card_res.crtc_id[copied++])) { + retcode = -EFAULT; + goto done; + } + } + } + card_res.count_crtcs = crtc_count; + + + /* Outputs */ + if (card_res.count_outputs >= output_count) { + copied = 0; + list_for_each_entry(output, &dev->crtc_config.output_list, + head) { + DRM_DEBUG("OUTPUT ID is %d\n", output->id); + if (put_user(output->id, &card_res.output_id[copied++])) { + retcode = -EFAULT; + goto done; + } + } + } + card_res.count_outputs = output_count; + + /* Modes */ + if (card_res.count_modes >= mode_count) { + copied = 0; + list_for_each_entry(output, &dev->crtc_config.output_list, + head) { + list_for_each_entry(mode, &output->modes, head) { + drm_crtc_convert_to_umode(&u_mode, mode); + if (copy_to_user(&card_res.modes[copied++], &u_mode, sizeof(struct drm_mode_modeinfo))) { + retcode = -EFAULT; + goto done; + } + } + } + } + card_res.count_modes = mode_count; + +done: + DRM_DEBUG("Counted %d %d %d\n", card_res.count_crtcs, + card_res.count_outputs, + card_res.count_modes); + + if (copy_to_user(argp, &card_res, sizeof(card_res))) + return -EFAULT; + + return retcode; +} + +int drm_mode_getcrtc(struct inode *inode, struct file *filp, + unsigned int cmd, unsigned long arg) +{ + drm_file_t *priv = filp->private_data; + drm_device_t *dev = priv->head->dev; + struct drm_mode_crtc __user *argp = (void __user *)arg; + struct drm_mode_crtc crtc_resp; + struct drm_crtc *crtc; + struct drm_output *output; + int ocount; + int retcode = 0; + + if (copy_from_user(&crtc_resp, argp, sizeof(crtc_resp))) + return -EFAULT; + + crtc = idr_find(&dev->crtc_config.crtc_idr, crtc_resp.crtc_id); + if (!crtc || (crtc->id != crtc_resp.crtc_id)) + return -EINVAL; + crtc_resp.x = crtc->x; + crtc_resp.y = crtc->y; + crtc_resp.fb_id = 1; + + crtc_resp.outputs = 0; + if (crtc->enabled) { + + crtc_resp.mode = crtc->mode.mode_id; + ocount = 0; + list_for_each_entry(output, &dev->crtc_config.output_list, head) { + if (output->crtc == crtc) + crtc_resp.outputs |= 1 << (ocount++); + } + } else { + crtc_resp.mode = 0; + } + + if (copy_to_user(argp, &crtc_resp, sizeof(crtc_resp))) + return -EFAULT; + + return retcode; +} + +int drm_mode_getoutput(struct inode *inode, struct file *filp, + unsigned int cmd, unsigned long arg) +{ + drm_file_t *priv = filp->private_data; + drm_device_t *dev = priv->head->dev; + struct drm_mode_get_output __user *argp = (void __user *)arg; + struct drm_mode_get_output out_resp; + struct drm_output *output; + struct drm_display_mode *mode; + int mode_count = 0; + int retcode = 0; + int copied = 0; + + if (copy_from_user(&out_resp, argp, sizeof(out_resp))) + return -EFAULT; + + output= idr_find(&dev->crtc_config.crtc_idr, out_resp.output); + if (!output || (output->id != out_resp.output)) + return -EINVAL; + + list_for_each_entry(mode, &output->modes, head) + mode_count++; + + out_resp.mm_width = output->mm_width; + out_resp.mm_height = output->mm_height; + out_resp.subpixel = output->subpixel_order; + out_resp.connection = output->status; + if (output->crtc) + out_resp.crtc = output->crtc->id; + else + out_resp.crtc = 0; + + if (out_resp.count_modes >= mode_count) { + copied = 0; + list_for_each_entry(mode, &output->modes, head) { + if (put_user(mode->mode_id, &out_resp.modes[copied++])) { + retcode = -EFAULT; + goto done; + } + } + } + out_resp.count_modes = mode_count; + +done: + if (copy_to_user(argp, &out_resp, sizeof(out_resp))) + return -EFAULT; + + return retcode; +} + + +int drm_mode_setcrtc(struct inode *inode, struct file *filp, + unsigned int cmd, unsigned long arg) +{ + drm_file_t *priv = filp->private_data; + drm_device_t *dev = priv->head->dev; + struct drm_mode_crtc __user *argp = (void __user *)arg; + struct drm_mode_crtc crtc_req; + struct drm_crtc *crtc; + struct drm_output **output_set = NULL, *output; + struct drm_display_mode *mode; + int retcode = 0; + int i; + + if (copy_from_user(&crtc_req, argp, sizeof(crtc_req))) + return -EFAULT; + + crtc = idr_find(&dev->crtc_config.crtc_idr, crtc_req.crtc_id); + if (!crtc || (crtc->id != crtc_req.crtc_id)) + return -EINVAL; + + if (crtc_req.mode) { + mode = idr_find(&dev->crtc_config.crtc_idr, crtc_req.mode); + if (!mode || (mode->mode_id != crtc_req.mode)) + return -EINVAL; + } else + mode = NULL; + + if (crtc_req.count_outputs == 0 && mode) + return -EINVAL; + + if (crtc_req.count_outputs > 0 && !mode) + return -EINVAL; + + if (crtc_req.count_outputs > 0) { + u32 out_id; + output_set = kmalloc(crtc_req.count_outputs * sizeof(struct drm_output *), GFP_KERNEL); + if (!output_set) + return -ENOMEM; + + for (i = 0; i < crtc_req.count_outputs; i++) + { + if (get_user(out_id, &crtc_req.set_outputs[i])) + return -EFAULT; + + output = idr_find(&dev->crtc_config.crtc_idr, out_id); + if (!output || (out_id != output->id)) + return -EINVAL; + + output_set[i] = output; + } + } + + retcode = drm_crtc_set_config(crtc, &crtc_req, mode, output_set); + return retcode; +} diff --git a/linux-core/drm_crtc.h b/linux-core/drm_crtc.h index 1be115d1..a2c552e6 100644 --- a/linux-core/drm_crtc.h +++ b/linux-core/drm_crtc.h @@ -9,6 +9,7 @@ #include <linux/i2c.h> #include <linux/spinlock.h> #include <linux/types.h> +#include <linux/idr.h> #include "drmP.h" #include "drm.h" @@ -73,8 +74,6 @@ enum drm_mode_status { #define DRM_MODE_TYPE_CLOCK_CRTC_C (DRM_MODE_TYPE_CLOCK_C | \ DRM_MODE_TYPE_CRTC_C) -#define DRM_DISPLAY_MODE_LEN 32 - #define DRM_MODE(nm, t, c, hd, hss, hse, ht, hsk, vd, vss, vse, vt, vs, f) \ .name = nm, .status = 0, .type = (t), .clock = (c), \ .hdisplay = (hd), .hsync_start = (hss), .hsync_end = (hse), \ @@ -86,6 +85,7 @@ struct drm_display_mode { /* Header */ struct list_head head; char name[DRM_DISPLAY_MODE_LEN]; + int mode_id; enum drm_mode_status status; int type; @@ -171,6 +171,7 @@ enum subpixel_order { struct drm_framebuffer { struct drm_device *dev; struct list_head head; + int id; /* idr assigned */ unsigned int pitch; unsigned long offset; unsigned int width; @@ -257,6 +258,8 @@ struct drm_crtc { struct drm_device *dev; struct list_head head; + int id; /* idr assigned */ + /* framebuffer the CRTC is currently bound to */ struct drm_framebuffer *fb; @@ -269,7 +272,7 @@ struct drm_crtc { struct drm_display_mode mode; int x, y; - struct drm_display_mode desired_mode; + struct drm_display_mode *desired_mode; int desired_x, desired_y; const struct drm_crtc_funcs *funcs; void *driver_private; @@ -348,6 +351,7 @@ struct drm_output { struct drm_device *dev; struct list_head head; struct drm_crtc *crtc; + int id; /* idr assigned */ unsigned long possible_crtcs; unsigned long possible_clones; bool interlace_allowed; @@ -392,6 +396,7 @@ struct drm_crtc_config_funcs { */ struct drm_crtc_config { spinlock_t config_lock; + struct idr crtc_idr; /* use this idr for all IDs, fb, crtc, output, modes - just makes life easier */ /* this is limited to one for now */ int num_fb; struct list_head fb_list; @@ -419,10 +424,26 @@ int drm_add_edid_modes(struct drm_output *output, struct i2c_adapter *adapter); void drm_mode_probed_add(struct drm_output *output, struct drm_display_mode *mode); void drm_mode_remove(struct drm_output *output, struct drm_display_mode *mode); -extern struct drm_display_mode *drm_mode_duplicate(struct drm_display_mode *mode); +extern struct drm_display_mode *drm_mode_duplicate(struct drm_device *dev, + struct drm_display_mode *mode); extern void drm_mode_debug_printmodeline(struct drm_device *dev, struct drm_display_mode *mode); extern void drm_crtc_config_init(struct drm_device *dev); extern void drm_crtc_config_cleanup(struct drm_device *dev); extern void drm_disable_unused_functions(struct drm_device *dev); + +extern struct drm_display_mode *drm_crtc_mode_create(struct drm_device *dev); +extern void drm_crtc_mode_destroy(struct drm_device *dev, struct drm_display_mode *mode); + +/* IOCTLs */ +extern int drm_mode_getresources(struct inode *inode, struct file *filp, + unsigned int cmd, unsigned long arg); + +extern int drm_mode_getcrtc(struct inode *inode, struct file *filp, + unsigned int cmd, unsigned long arg); +extern int drm_mode_getoutput(struct inode *inode, struct file *filp, + unsigned int cmd, unsigned long arg); +extern int drm_mode_setcrtc(struct inode *inode, struct file *filp, + unsigned int cmd, unsigned long arg); #endif /* __DRM_CRTC_H__ */ + diff --git a/linux-core/drm_drv.c b/linux-core/drm_drv.c index b95f796f..c8ee054f 100644 --- a/linux-core/drm_drv.c +++ b/linux-core/drm_drv.c @@ -123,6 +123,10 @@ static drm_ioctl_desc_t drm_ioctls[] = { DRM_AUTH }, [DRM_IOCTL_NR(DRM_IOCTL_UPDATE_DRAW)] = {drm_update_drawable_info, DRM_AUTH|DRM_MASTER|DRM_ROOT_ONLY}, + [DRM_IOCTL_NR(DRM_IOCTL_MODE_GETRESOURCES)] = {drm_mode_getresources, DRM_MASTER|DRM_ROOT_ONLY}, + [DRM_IOCTL_NR(DRM_IOCTL_MODE_GETCRTC)] = {drm_mode_getcrtc, DRM_MASTER|DRM_ROOT_ONLY}, + [DRM_IOCTL_NR(DRM_IOCTL_MODE_GETOUTPUT)] = {drm_mode_getoutput, DRM_MASTER|DRM_ROOT_ONLY}, + [DRM_IOCTL_NR(DRM_IOCTL_MODE_SETCRTC)] = {drm_mode_setcrtc, DRM_MASTER|DRM_ROOT_ONLY}, }; #define DRM_CORE_IOCTL_COUNT ARRAY_SIZE( drm_ioctls ) diff --git a/linux-core/drm_edid.c b/linux-core/drm_edid.c index 7e254eee..33018da6 100644 --- a/linux-core/drm_edid.c +++ b/linux-core/drm_edid.c @@ -217,7 +217,8 @@ bad: * * Punts for now. */ -struct drm_display_mode *drm_mode_std(struct std_timing *t) +struct drm_display_mode *drm_mode_std(struct drm_device *dev, + struct std_timing *t) { // struct fb_videomode mode; @@ -226,7 +227,7 @@ struct drm_display_mode *drm_mode_std(struct std_timing *t) struct drm_display_mode *mode; int hsize = t->hsize * 8 + 248, vsize; - mode = kzalloc(sizeof(struct drm_display_mode), GFP_KERNEL); + mode = drm_crtc_mode_create(dev); if (!mode) return NULL; @@ -244,7 +245,8 @@ struct drm_display_mode *drm_mode_std(struct std_timing *t) return mode; } -struct drm_display_mode *drm_mode_detailed(struct detailed_timing *timing, +struct drm_display_mode *drm_mode_detailed(drm_device_t *dev, + struct detailed_timing *timing, bool preferred) { struct drm_display_mode *mode; @@ -259,7 +261,7 @@ struct drm_display_mode *drm_mode_detailed(struct detailed_timing *timing, return NULL; } - mode = kzalloc(sizeof(struct drm_display_mode), GFP_KERNEL); + mode = drm_crtc_mode_create(dev); if (!mode) return NULL; @@ -362,6 +364,7 @@ static struct drm_display_mode established_modes[] = { */ static int add_established_modes(struct drm_output *output, struct edid *edid) { + struct drm_device *dev = output->dev; unsigned long est_bits = edid->established_timings.t1 | (edid->established_timings.t2 << 8) | ((edid->established_timings.mfg_rsvd & 0x80) << 9); @@ -370,7 +373,7 @@ static int add_established_modes(struct drm_output *output, struct edid *edid) for (i = 0; i <= EDID_EST_TIMINGS; i++) if (est_bits & (1<<i)) { drm_mode_probed_add(output, - drm_mode_duplicate(&established_modes[i])); + drm_mode_duplicate(dev, &established_modes[i])); modes++; } @@ -387,6 +390,7 @@ static int add_established_modes(struct drm_output *output, struct edid *edid) static int add_standard_modes(struct drm_output *output, struct edid *edid) { int i, modes = 0; + struct drm_device *dev = output->dev; for (i = 0; i < EDID_STD_TIMINGS; i++) { struct std_timing *t = &edid->standard_timings[i]; @@ -396,7 +400,7 @@ static int add_standard_modes(struct drm_output *output, struct edid *edid) continue; drm_mode_probed_add(output, - drm_mode_std(&edid->standard_timings[i])); + drm_mode_std(dev, &edid->standard_timings[i])); modes++; } @@ -414,6 +418,7 @@ static int add_detailed_info(struct drm_output *output, struct edid *edid) { int i, j, modes = 0; bool preferred = 0; + struct drm_device *dev = output->dev; for (i = 0; i < EDID_DETAILED_TIMINGS; i++) { struct detailed_timing *timing = &edid->detailed_timings[i]; @@ -428,7 +433,7 @@ static int add_detailed_info(struct drm_output *output, struct edid *edid) if (i == 0 && edid->preferred_timing) preferred = 1; drm_mode_probed_add(output, - drm_mode_detailed(timing, preferred)); + drm_mode_detailed(dev, timing, preferred)); modes++; continue; } @@ -451,7 +456,7 @@ static int add_detailed_info(struct drm_output *output, struct edid *edid) struct std_timing *std; std = &data->data.timings[j]; - drm_mode_probed_add(output, drm_mode_std(std)); + drm_mode_probed_add(output, drm_mode_std(dev, std)); modes++; } break; diff --git a/linux-core/drm_modes.c b/linux-core/drm_modes.c index 2347a669..940fc981 100644 --- a/linux-core/drm_modes.c +++ b/linux-core/drm_modes.c @@ -115,15 +115,18 @@ void drm_mode_set_crtcinfo(struct drm_display_mode *p, int adjust_flags) EXPORT_SYMBOL(drm_mode_set_crtcinfo); -struct drm_display_mode *drm_mode_duplicate(struct drm_display_mode *mode) +struct drm_display_mode *drm_mode_duplicate(struct drm_device *dev, struct drm_display_mode *mode) { struct drm_display_mode *nmode; + int new_id; - nmode = kzalloc(sizeof(struct drm_display_mode), GFP_KERNEL); + nmode = drm_crtc_mode_create(dev); if (!nmode) return NULL; + new_id = nmode->mode_id; *nmode = *mode; + nmode->mode_id = new_id; INIT_LIST_HEAD(&nmode->head); return nmode; } |