2 * linux/drivers/video/ps3fb.c -- PS3 GPU frame buffer device
4 * Copyright (C) 2006 Sony Computer Entertainment Inc.
5 * Copyright 2006, 2007 Sony Corporation
7 * This file is based on :
9 * linux/drivers/video/vfb.c -- Virtual frame buffer device
11 * Copyright (C) 2002 James Simmons
13 * Copyright (C) 1997 Geert Uytterhoeven
15 * This file is subject to the terms and conditions of the GNU General Public
16 * License. See the file COPYING in the main directory of this archive for
20 #include <linux/module.h>
21 #include <linux/kernel.h>
22 #include <linux/errno.h>
23 #include <linux/string.h>
25 #include <linux/tty.h>
26 #include <linux/slab.h>
27 #include <linux/vmalloc.h>
28 #include <linux/delay.h>
29 #include <linux/interrupt.h>
30 #include <linux/console.h>
31 #include <linux/ioctl.h>
32 #include <linux/notifier.h>
33 #include <linux/reboot.h>
34 #include <linux/kthread.h>
35 #include <linux/freezer.h>
37 #include <linux/uaccess.h>
39 #include <linux/init.h>
42 #include <asm/abs_addr.h>
43 #include <asm/lv1call.h>
44 #include <asm/ps3av.h>
45 #include <asm/ps3fb.h>
49 #define DEVICE_NAME "ps3fb"
51 #define L1GPU_CONTEXT_ATTRIBUTE_DISPLAY_SYNC 0x101
52 #define L1GPU_CONTEXT_ATTRIBUTE_DISPLAY_FLIP 0x102
53 #define L1GPU_CONTEXT_ATTRIBUTE_FB_SETUP 0x600
54 #define L1GPU_CONTEXT_ATTRIBUTE_FB_BLIT 0x601
55 #define L1GPU_CONTEXT_ATTRIBUTE_FB_BLIT_SYNC 0x602
57 #define L1GPU_FB_BLIT_WAIT_FOR_COMPLETION (1ULL << 32)
59 #define L1GPU_DISPLAY_SYNC_HSYNC 1
60 #define L1GPU_DISPLAY_SYNC_VSYNC 2
62 #define DDR_SIZE (0) /* used no ddr */
63 #define GPU_OFFSET (64 * 1024)
64 #define GPU_IOIF (0x0d000000UL)
66 #define PS3FB_FULL_MODE_BIT 0x80
68 #define GPU_INTR_STATUS_VSYNC_0 0 /* vsync on head A */
69 #define GPU_INTR_STATUS_VSYNC_1 1 /* vsync on head B */
70 #define GPU_INTR_STATUS_FLIP_0 3 /* flip head A */
71 #define GPU_INTR_STATUS_FLIP_1 4 /* flip head B */
72 #define GPU_INTR_STATUS_QUEUE_0 5 /* queue head A */
73 #define GPU_INTR_STATUS_QUEUE_1 6 /* queue head B */
75 #define GPU_DRIVER_INFO_VERSION 0x211
109 struct gpu_driver_info {
113 u32 hardware_channel;
115 u32 nvcore_frequency;
116 u32 memory_frequency;
119 struct display_head display_head[8];
126 u64 context_handle, memory_handle;
128 struct gpu_driver_info *dinfo;
131 u64 vblank_count; /* frame count */
132 wait_queue_head_t wait_vsync;
134 u32 num_frames; /* num of frame buffers */
135 atomic_t ext_flip; /* on/off flip with vsync */
136 atomic_t f_count; /* fb_open count */
139 struct task_struct *task;
141 static struct ps3fb_priv ps3fb;
143 struct ps3fb_res_table {
150 #define PS3FB_RES_FULL 1
151 static const struct ps3fb_res_table ps3fb_res[] = {
152 /* res_x,y margin_x,y full */
153 { 720, 480, 72, 48 , 0},
154 { 720, 576, 72, 58 , 0},
155 { 1280, 720, 78, 38 , 0},
156 { 1920, 1080, 116, 58 , 0},
158 { 720, 480, 0, 0 , PS3FB_RES_FULL},
159 { 720, 576, 0, 0 , PS3FB_RES_FULL},
160 { 1280, 720, 0, 0 , PS3FB_RES_FULL},
161 { 1920, 1080, 0, 0 , PS3FB_RES_FULL},
162 /* vesa: normally full mode */
163 { 1280, 768, 0, 0 , 0},
164 { 1280, 1024, 0, 0 , 0},
165 { 1920, 1200, 0, 0 , 0},
168 /* default resolution */
169 #define GPU_RES_INDEX 0 /* 720 x 480 */
171 static const struct fb_videomode ps3fb_modedb[] = {
172 /* 60 Hz broadcast modes (modes "1" to "5") */
175 "480i", 60, 576, 384, 74074, 130, 89, 78, 57, 63, 6,
176 FB_SYNC_BROADCAST, FB_VMODE_INTERLACED
179 "480p", 60, 576, 384, 37037, 130, 89, 78, 57, 63, 6,
180 FB_SYNC_BROADCAST, FB_VMODE_NONINTERLACED
183 "720p", 60, 1124, 644, 13481, 298, 148, 57, 44, 80, 5,
184 FB_SYNC_BROADCAST, FB_VMODE_NONINTERLACED
187 "1080i", 60, 1688, 964, 13481, 264, 160, 94, 62, 88, 5,
188 FB_SYNC_BROADCAST, FB_VMODE_INTERLACED
191 "1080p", 60, 1688, 964, 6741, 264, 160, 94, 62, 88, 5,
192 FB_SYNC_BROADCAST, FB_VMODE_NONINTERLACED
195 /* 50 Hz broadcast modes (modes "6" to "10") */
198 "576i", 50, 576, 460, 74074, 142, 83, 97, 63, 63, 5,
199 FB_SYNC_BROADCAST, FB_VMODE_INTERLACED
202 "576p", 50, 576, 460, 37037, 142, 83, 97, 63, 63, 5,
203 FB_SYNC_BROADCAST, FB_VMODE_NONINTERLACED
206 "720p", 50, 1124, 644, 13468, 298, 478, 57, 44, 80, 5,
207 FB_SYNC_BROADCAST, FB_VMODE_NONINTERLACED
210 "1080i", 50, 1688, 964, 13468, 264, 600, 94, 62, 88, 5,
211 FB_SYNC_BROADCAST, FB_VMODE_INTERLACED
214 "1080p", 50, 1688, 964, 6734, 264, 600, 94, 62, 88, 5,
215 FB_SYNC_BROADCAST, FB_VMODE_NONINTERLACED
218 /* VESA modes (modes "11" to "13") */
221 "wxga", 60, 1280, 768, 12924, 160, 24, 29, 3, 136, 6,
222 0, FB_VMODE_NONINTERLACED,
226 "sxga", 60, 1280, 1024, 9259, 248, 48, 38, 1, 112, 3,
227 FB_SYNC_HOR_HIGH_ACT | FB_SYNC_VERT_HIGH_ACT, FB_VMODE_NONINTERLACED,
231 "wuxga", 60, 1920, 1200, 6494, 80, 48, 26, 3, 32, 6,
232 FB_SYNC_HOR_HIGH_ACT, FB_VMODE_NONINTERLACED,
236 /* 60 Hz broadcast modes (full resolution versions of modes "1" to "5") */
239 "480if", 60, 720, 480, 74074, 58, 17, 30, 9, 63, 6,
240 FB_SYNC_BROADCAST, FB_VMODE_INTERLACED
243 "480pf", 60, 720, 480, 37037, 58, 17, 30, 9, 63, 6,
244 FB_SYNC_BROADCAST, FB_VMODE_NONINTERLACED
247 "720pf", 60, 1280, 720, 13481, 220, 70, 19, 6, 80, 5,
248 FB_SYNC_BROADCAST, FB_VMODE_NONINTERLACED
251 "1080if", 60, 1920, 1080, 13481, 148, 44, 36, 4, 88, 5,
252 FB_SYNC_BROADCAST, FB_VMODE_INTERLACED
255 "1080pf", 60, 1920, 1080, 6741, 148, 44, 36, 4, 88, 5,
256 FB_SYNC_BROADCAST, FB_VMODE_NONINTERLACED
259 /* 50 Hz broadcast modes (full resolution versions of modes "6" to "10") */
262 "576if", 50, 720, 576, 74074, 70, 11, 39, 5, 63, 5,
263 FB_SYNC_BROADCAST, FB_VMODE_INTERLACED
266 "576pf", 50, 720, 576, 37037, 70, 11, 39, 5, 63, 5,
267 FB_SYNC_BROADCAST, FB_VMODE_NONINTERLACED
270 "720pf", 50, 1280, 720, 13468, 220, 400, 19, 6, 80, 5,
271 FB_SYNC_BROADCAST, FB_VMODE_NONINTERLACED
274 "1080f", 50, 1920, 1080, 13468, 148, 484, 36, 4, 88, 5,
275 FB_SYNC_BROADCAST, FB_VMODE_INTERLACED
278 "1080pf", 50, 1920, 1080, 6734, 148, 484, 36, 4, 88, 5,
279 FB_SYNC_BROADCAST, FB_VMODE_NONINTERLACED
287 #define X_OFF(i) (ps3fb_res[i].xoff) /* left/right margin (pixel) */
288 #define Y_OFF(i) (ps3fb_res[i].yoff) /* top/bottom margin (pixel) */
289 #define WIDTH(i) (ps3fb_res[i].xres) /* width of FB */
290 #define HEIGHT(i) (ps3fb_res[i].yres) /* height of FB */
291 #define BPP 4 /* number of bytes per pixel */
292 #define VP_OFF(i) (WIDTH(i) * Y_OFF(i) * BPP + X_OFF(i) * BPP)
293 #define FB_OFF(i) (GPU_OFFSET - VP_OFF(i) % GPU_OFFSET)
295 static int ps3fb_mode;
296 module_param(ps3fb_mode, int, 0);
298 static char *mode_option __devinitdata;
300 static int ps3fb_get_res_table(u32 xres, u32 yres, int mode)
306 full_mode = (mode & PS3FB_FULL_MODE_BIT) ? PS3FB_RES_FULL : 0;
308 x = ps3fb_res[i].xres;
309 y = ps3fb_res[i].yres;
310 f = ps3fb_res[i].type;
313 pr_debug("ERROR: ps3fb_get_res_table()\n");
317 if (full_mode == PS3FB_RES_FULL && f != PS3FB_RES_FULL)
320 if (x == xres && (yres == 0 || y == yres))
323 x = x - 2 * ps3fb_res[i].xoff;
324 y = y - 2 * ps3fb_res[i].yoff;
325 if (x == xres && (yres == 0 || y == yres))
331 static unsigned int ps3fb_find_mode(const struct fb_var_screeninfo *var,
334 unsigned int i, mode;
336 for (i = 0; i < ARRAY_SIZE(ps3fb_modedb); i++)
337 if (var->xres == ps3fb_modedb[i].xres &&
338 var->yres == ps3fb_modedb[i].yres &&
339 var->pixclock == ps3fb_modedb[i].pixclock &&
340 var->hsync_len == ps3fb_modedb[i].hsync_len &&
341 var->vsync_len == ps3fb_modedb[i].vsync_len &&
342 var->left_margin == ps3fb_modedb[i].left_margin &&
343 var->right_margin == ps3fb_modedb[i].right_margin &&
344 var->upper_margin == ps3fb_modedb[i].upper_margin &&
345 var->lower_margin == ps3fb_modedb[i].lower_margin &&
346 var->sync == ps3fb_modedb[i].sync &&
347 (var->vmode & FB_VMODE_MASK) == ps3fb_modedb[i].vmode) {
348 /* Cropped broadcast modes use the full line_length */
350 ps3fb_modedb[i < 10 ? i + 13 : i].xres * 4;
351 /* Full broadcast modes have the full mode bit set */
352 mode = i > 12 ? (i - 12) | PS3FB_FULL_MODE_BIT : i + 1;
354 pr_debug("ps3fb_find_mode: mode %u\n", mode);
358 pr_debug("ps3fb_find_mode: mode not found\n");
363 static const struct fb_videomode *ps3fb_default_mode(void)
365 u32 mode = ps3fb_mode & PS3AV_MODE_MASK;
368 if (mode < 1 || mode > 13)
371 flags = ps3fb_mode & ~PS3AV_MODE_MASK;
373 if (mode <= 10 && flags & PS3FB_FULL_MODE_BIT) {
374 /* Full broadcast mode */
375 return &ps3fb_modedb[mode + 12];
378 return &ps3fb_modedb[mode - 1];
381 static int ps3fb_sync(struct fb_info *info, u32 frame)
388 xres = ps3fb_res[i].xres;
389 yres = ps3fb_res[i].yres;
391 if (frame > ps3fb.num_frames - 1) {
392 dev_dbg(info->device, "%s: invalid frame number (%u)\n",
396 offset = xres * yres * BPP * frame;
398 fb_ioif = GPU_IOIF + FB_OFF(i) + offset;
399 status = lv1_gpu_context_attribute(ps3fb.context_handle,
400 L1GPU_CONTEXT_ATTRIBUTE_FB_BLIT,
402 L1GPU_FB_BLIT_WAIT_FOR_COMPLETION |
404 xres * BPP); /* line_length */
406 dev_err(info->device,
407 "%s: lv1_gpu_context_attribute FB_BLIT failed: %d\n",
410 status = lv1_gpu_context_attribute(ps3fb.context_handle,
411 L1GPU_CONTEXT_ATTRIBUTE_DISPLAY_FLIP,
414 dev_err(info->device,
415 "%s: lv1_gpu_context_attribute FLIP failed: %d\n",
419 status = lv1_gpu_context_attribute(ps3fb.context_handle,
420 L1GPU_CONTEXT_ATTRIBUTE_DISPLAY_FLIP,
423 dev_err(info->device,
424 "%s: lv1_gpu_context_attribute FLIP failed: %d\n",
431 static int ps3fb_open(struct fb_info *info, int user)
433 atomic_inc(&ps3fb.f_count);
437 static int ps3fb_release(struct fb_info *info, int user)
439 if (atomic_dec_and_test(&ps3fb.f_count)) {
440 if (atomic_read(&ps3fb.ext_flip)) {
441 atomic_set(&ps3fb.ext_flip, 0);
442 ps3fb_sync(info, 0); /* single buffer */
449 * Setting the video mode has been split into two parts.
450 * First part, xxxfb_check_var, must not write anything
451 * to hardware, it should only verify and adjust var.
452 * This means it doesn't alter par but it does use hardware
453 * data from it to check this var.
456 static int ps3fb_check_var(struct fb_var_screeninfo *var, struct fb_info *info)
462 dev_dbg(info->device, "var->xres:%u info->var.xres:%u\n", var->xres,
464 dev_dbg(info->device, "var->yres:%u info->var.yres:%u\n", var->yres,
467 /* FIXME For now we do exact matches only */
468 mode = ps3fb_find_mode(var, &line_length);
473 * FB_VMODE_CONUPDATE and FB_VMODE_SMOOTH_XPAN are equal!
474 * as FB_VMODE_SMOOTH_XPAN is only used internally
477 if (var->vmode & FB_VMODE_CONUPDATE) {
478 var->vmode |= FB_VMODE_YWRAP;
479 var->xoffset = info->var.xoffset;
480 var->yoffset = info->var.yoffset;
483 /* Virtual screen and panning are not supported */
484 if (var->xres_virtual > var->xres || var->yres_virtual > var->yres ||
485 var->xoffset || var->yoffset) {
486 dev_dbg(info->device,
487 "Virtual screen and panning are not supported\n");
491 var->xres_virtual = var->xres;
492 var->yres_virtual = var->yres;
494 /* We support ARGB8888 only */
495 if (var->bits_per_pixel > 32 || var->grayscale ||
496 var->red.offset > 16 || var->green.offset > 8 ||
497 var->blue.offset > 0 || var->transp.offset > 24 ||
498 var->red.length > 8 || var->green.length > 8 ||
499 var->blue.length > 8 || var->transp.length > 8 ||
500 var->red.msb_right || var->green.msb_right ||
501 var->blue.msb_right || var->transp.msb_right || var->nonstd) {
502 dev_dbg(info->device, "We support ARGB8888 only\n");
506 var->bits_per_pixel = 32;
507 var->red.offset = 16;
508 var->green.offset = 8;
509 var->blue.offset = 0;
510 var->transp.offset = 24;
512 var->green.length = 8;
513 var->blue.length = 8;
514 var->transp.length = 8;
515 var->red.msb_right = 0;
516 var->green.msb_right = 0;
517 var->blue.msb_right = 0;
518 var->transp.msb_right = 0;
520 /* Rotation is not supported */
522 dev_dbg(info->device, "Rotation is not supported\n");
527 i = ps3fb_get_res_table(var->xres, var->yres, mode);
528 if (ps3fb_res[i].xres*ps3fb_res[i].yres*BPP > ps3fb_videomemory.size) {
529 dev_dbg(info->device, "Not enough memory\n");
540 * This routine actually sets the video mode.
543 static int ps3fb_set_par(struct fb_info *info)
547 unsigned long offset;
549 dev_dbg(info->device, "xres:%d xv:%d yres:%d yv:%d clock:%d\n",
550 info->var.xres, info->var.xres_virtual,
551 info->var.yres, info->var.yres_virtual, info->var.pixclock);
553 mode = ps3fb_find_mode(&info->var, &info->fix.line_length);
557 i = ps3fb_get_res_table(info->var.xres, info->var.yres, mode);
560 offset = FB_OFF(i) + VP_OFF(i);
561 info->fix.smem_len = ps3fb_videomemory.size - offset;
562 info->screen_base = (char __iomem *)ps3fb.xdr_ea + offset;
563 memset(ps3fb.xdr_ea, 0, ps3fb_videomemory.size);
565 ps3fb.num_frames = ps3fb_videomemory.size/
566 (ps3fb_res[i].xres*ps3fb_res[i].yres*BPP);
568 /* Keep the special bits we cannot set using fb_var_screeninfo */
569 ps3fb_mode = (ps3fb_mode & ~PS3AV_MODE_MASK) | mode;
571 if (ps3av_set_video_mode(ps3fb_mode))
578 * Set a single color register. The values supplied are already
579 * rounded down to the hardware's capabilities (according to the
580 * entries in the var structure). Return != 0 for invalid regno.
583 static int ps3fb_setcolreg(unsigned int regno, unsigned int red,
584 unsigned int green, unsigned int blue,
585 unsigned int transp, struct fb_info *info)
595 ((u32 *)info->pseudo_palette)[regno] = transp << 24 | red << 16 |
601 * As we have a virtual frame buffer, we need our own mmap function
604 static int ps3fb_mmap(struct fb_info *info, struct vm_area_struct *vma)
606 unsigned long size, offset;
609 i = ps3fb_get_res_table(info->var.xres, info->var.yres, ps3fb_mode);
613 size = vma->vm_end - vma->vm_start;
614 offset = vma->vm_pgoff << PAGE_SHIFT;
615 if (offset + size > info->fix.smem_len)
618 offset += info->fix.smem_start + FB_OFF(i) + VP_OFF(i);
619 if (remap_pfn_range(vma, vma->vm_start, offset >> PAGE_SHIFT,
620 size, vma->vm_page_prot))
623 dev_dbg(info->device, "ps3fb: mmap framebuffer P(%lx)->V(%lx)\n",
624 offset, vma->vm_start);
632 static int ps3fb_blank(int blank, struct fb_info *info)
636 dev_dbg(info->device, "%s: blank:%d\n", __func__, blank);
638 case FB_BLANK_POWERDOWN:
639 case FB_BLANK_HSYNC_SUSPEND:
640 case FB_BLANK_VSYNC_SUSPEND:
641 case FB_BLANK_NORMAL:
642 retval = ps3av_video_mute(1); /* mute on */
644 ps3fb.is_blanked = 1;
647 default: /* unblank */
648 retval = ps3av_video_mute(0); /* mute off */
650 ps3fb.is_blanked = 0;
656 static int ps3fb_get_vblank(struct fb_vblank *vblank)
658 memset(vblank, 0, sizeof(&vblank));
659 vblank->flags = FB_VBLANK_HAVE_VSYNC;
663 int ps3fb_wait_for_vsync(u32 crtc)
668 count = ps3fb.vblank_count;
669 ret = wait_event_interruptible_timeout(ps3fb.wait_vsync,
670 count != ps3fb.vblank_count,
678 EXPORT_SYMBOL_GPL(ps3fb_wait_for_vsync);
680 void ps3fb_flip_ctl(int on, void *data)
682 struct ps3fb_priv *priv = data;
684 atomic_dec_if_positive(&priv->ext_flip);
686 atomic_inc(&priv->ext_flip);
694 static int ps3fb_ioctl(struct fb_info *info, unsigned int cmd,
697 void __user *argp = (void __user *)arg;
699 int retval = -EFAULT;
704 struct fb_vblank vblank;
705 dev_dbg(info->device, "FBIOGET_VBLANK:\n");
706 retval = ps3fb_get_vblank(&vblank);
710 if (copy_to_user(argp, &vblank, sizeof(vblank)))
715 case FBIO_WAITFORVSYNC:
718 dev_dbg(info->device, "FBIO_WAITFORVSYNC:\n");
719 if (get_user(crt, (u32 __user *) arg))
722 retval = ps3fb_wait_for_vsync(crt);
726 case PS3FB_IOCTL_SETMODE:
728 const struct fb_videomode *mode;
729 struct fb_var_screeninfo var;
731 if (copy_from_user(&val, argp, sizeof(val)))
734 if (!(val & PS3AV_MODE_MASK)) {
735 u32 id = ps3av_get_auto_mode();
737 val = (val & ~PS3AV_MODE_MASK) | id;
739 dev_dbg(info->device, "PS3FB_IOCTL_SETMODE:%x\n", val);
741 old_mode = ps3fb_mode;
743 mode = ps3fb_default_mode();
746 fb_videomode_to_var(&var, mode);
747 acquire_console_sem();
748 info->flags |= FBINFO_MISC_USEREVENT;
749 /* Force, in case only special bits changed */
750 var.activate |= FB_ACTIVATE_FORCE;
751 retval = fb_set_var(info, &var);
752 info->flags &= ~FBINFO_MISC_USEREVENT;
753 release_console_sem();
756 ps3fb_mode = old_mode;
760 case PS3FB_IOCTL_GETMODE:
761 val = ps3av_get_mode();
762 dev_dbg(info->device, "PS3FB_IOCTL_GETMODE:%x\n", val);
763 if (!copy_to_user(argp, &val, sizeof(val)))
767 case PS3FB_IOCTL_SCREENINFO:
769 struct ps3fb_ioctl_res res;
770 int i = ps3fb.res_index;
771 dev_dbg(info->device, "PS3FB_IOCTL_SCREENINFO:\n");
772 res.xres = ps3fb_res[i].xres;
773 res.yres = ps3fb_res[i].yres;
774 res.xoff = ps3fb_res[i].xoff;
775 res.yoff = ps3fb_res[i].yoff;
776 res.num_frames = ps3fb.num_frames;
777 if (!copy_to_user(argp, &res, sizeof(res)))
783 dev_dbg(info->device, "PS3FB_IOCTL_ON:\n");
784 atomic_inc(&ps3fb.ext_flip);
788 case PS3FB_IOCTL_OFF:
789 dev_dbg(info->device, "PS3FB_IOCTL_OFF:\n");
790 atomic_dec_if_positive(&ps3fb.ext_flip);
794 case PS3FB_IOCTL_FSEL:
795 if (copy_from_user(&val, argp, sizeof(val)))
798 dev_dbg(info->device, "PS3FB_IOCTL_FSEL:%d\n", val);
799 retval = ps3fb_sync(info, val);
803 retval = -ENOIOCTLCMD;
809 static int ps3fbd(void *arg)
811 struct fb_info *info = arg;
814 while (!kthread_should_stop()) {
816 set_current_state(TASK_INTERRUPTIBLE);
817 if (ps3fb.is_kicked) {
819 ps3fb_sync(info, 0); /* single buffer */
826 static irqreturn_t ps3fb_vsync_interrupt(int irq, void *ptr)
828 struct device *dev = ptr;
831 struct display_head *head = &ps3fb.dinfo->display_head[1];
833 status = lv1_gpu_context_intr(ps3fb.context_handle, &v1);
835 dev_err(dev, "%s: lv1_gpu_context_intr failed: %d\n", __func__,
840 if (v1 & (1 << GPU_INTR_STATUS_VSYNC_1)) {
842 ps3fb.vblank_count = head->vblank_count;
843 if (ps3fb.task && !ps3fb.is_blanked &&
844 !atomic_read(&ps3fb.ext_flip)) {
846 wake_up_process(ps3fb.task);
848 wake_up_interruptible(&ps3fb.wait_vsync);
855 static int ps3fb_vsync_settings(struct gpu_driver_info *dinfo,
860 dev_dbg(dev, "version_driver:%x\n", dinfo->version_driver);
861 dev_dbg(dev, "irq outlet:%x\n", dinfo->irq.irq_outlet);
863 "version_gpu: %x memory_size: %x ch: %x core_freq: %d "
865 dinfo->version_gpu, dinfo->memory_size, dinfo->hardware_channel,
866 dinfo->nvcore_frequency/1000000, dinfo->memory_frequency/1000000);
868 if (dinfo->version_driver != GPU_DRIVER_INFO_VERSION) {
869 dev_err(dev, "%s: version_driver err:%x\n", __func__,
870 dinfo->version_driver);
874 error = ps3_irq_plug_setup(PS3_BINDING_CPU_ANY, dinfo->irq.irq_outlet,
877 dev_err(dev, "%s: ps3_alloc_irq failed %d\n", __func__, error);
881 error = request_irq(ps3fb.irq_no, ps3fb_vsync_interrupt, IRQF_DISABLED,
884 dev_err(dev, "%s: request_irq failed %d\n", __func__, error);
885 ps3_irq_plug_destroy(ps3fb.irq_no);
889 dinfo->irq.mask = (1 << GPU_INTR_STATUS_VSYNC_1) |
890 (1 << GPU_INTR_STATUS_FLIP_1);
894 static int ps3fb_xdr_settings(u64 xdr_lpar, struct device *dev)
898 status = lv1_gpu_context_iomap(ps3fb.context_handle, GPU_IOIF,
899 xdr_lpar, ps3fb_videomemory.size, 0);
901 dev_err(dev, "%s: lv1_gpu_context_iomap failed: %d\n",
906 "video:%p xdr_ea:%p ioif:%lx lpar:%lx phys:%lx size:%lx\n",
907 ps3fb_videomemory.address, ps3fb.xdr_ea, GPU_IOIF, xdr_lpar,
908 virt_to_abs(ps3fb.xdr_ea), ps3fb_videomemory.size);
910 status = lv1_gpu_context_attribute(ps3fb.context_handle,
911 L1GPU_CONTEXT_ATTRIBUTE_FB_SETUP,
912 xdr_lpar, ps3fb_videomemory.size,
916 "%s: lv1_gpu_context_attribute FB_SETUP failed: %d\n",
923 static struct fb_ops ps3fb_ops = {
924 .fb_open = ps3fb_open,
925 .fb_release = ps3fb_release,
926 .fb_read = fb_sys_read,
927 .fb_write = fb_sys_write,
928 .fb_check_var = ps3fb_check_var,
929 .fb_set_par = ps3fb_set_par,
930 .fb_setcolreg = ps3fb_setcolreg,
931 .fb_fillrect = sys_fillrect,
932 .fb_copyarea = sys_copyarea,
933 .fb_imageblit = sys_imageblit,
934 .fb_mmap = ps3fb_mmap,
935 .fb_blank = ps3fb_blank,
936 .fb_ioctl = ps3fb_ioctl,
937 .fb_compat_ioctl = ps3fb_ioctl
940 static struct fb_fix_screeninfo ps3fb_fix __initdata = {
942 .type = FB_TYPE_PACKED_PIXELS,
943 .visual = FB_VISUAL_TRUECOLOR,
944 .accel = FB_ACCEL_NONE,
947 static int ps3fb_set_sync(struct device *dev)
952 status = lv1_gpu_context_attribute(0x0,
953 L1GPU_CONTEXT_ATTRIBUTE_DISPLAY_SYNC,
954 0, L1GPU_DISPLAY_SYNC_VSYNC, 0, 0);
957 "%s: lv1_gpu_context_attribute DISPLAY_SYNC failed: "
964 status = lv1_gpu_context_attribute(0x0,
965 L1GPU_CONTEXT_ATTRIBUTE_DISPLAY_SYNC,
966 1, L1GPU_DISPLAY_SYNC_VSYNC, 0, 0);
970 "%s: lv1_gpu_context_attribute DISPLAY_SYNC failed: "
979 static int __devinit ps3fb_probe(struct ps3_system_bus_device *dev)
981 struct fb_info *info;
982 int retval = -ENOMEM;
985 u64 lpar_dma_control = 0;
986 u64 lpar_driver_info = 0;
987 u64 lpar_reports = 0;
988 u64 lpar_reports_size = 0;
991 unsigned long offset;
992 struct task_struct *task;
994 status = ps3_open_hv_device(dev);
996 dev_err(&dev->core, "%s: ps3_open_hv_device failed\n",
1002 ps3fb_mode = ps3av_get_mode();
1003 dev_dbg(&dev->core, "ps3av_mode:%d\n", ps3fb_mode);
1005 if (ps3fb_mode > 0 &&
1006 !ps3av_video_mode2res(ps3fb_mode, &xres, &yres)) {
1007 ps3fb.res_index = ps3fb_get_res_table(xres, yres, ps3fb_mode);
1008 dev_dbg(&dev->core, "res_index:%d\n", ps3fb.res_index);
1010 ps3fb.res_index = GPU_RES_INDEX;
1012 atomic_set(&ps3fb.f_count, -1); /* fbcon opens ps3fb */
1013 atomic_set(&ps3fb.ext_flip, 0); /* for flip with vsync */
1014 init_waitqueue_head(&ps3fb.wait_vsync);
1015 ps3fb.num_frames = 1;
1017 ps3fb_set_sync(&dev->core);
1019 /* get gpu context handle */
1020 status = lv1_gpu_memory_allocate(DDR_SIZE, 0, 0, 0, 0,
1021 &ps3fb.memory_handle, &ddr_lpar);
1023 dev_err(&dev->core, "%s: lv1_gpu_memory_allocate failed: %d\n",
1027 dev_dbg(&dev->core, "ddr:lpar:0x%lx\n", ddr_lpar);
1029 status = lv1_gpu_context_allocate(ps3fb.memory_handle, 0,
1030 &ps3fb.context_handle,
1031 &lpar_dma_control, &lpar_driver_info,
1032 &lpar_reports, &lpar_reports_size);
1035 "%s: lv1_gpu_context_attribute failed: %d\n", __func__,
1037 goto err_gpu_memory_free;
1040 /* vsync interrupt */
1041 ps3fb.dinfo = ioremap(lpar_driver_info, 128 * 1024);
1043 dev_err(&dev->core, "%s: ioremap failed\n", __func__);
1044 goto err_gpu_context_free;
1047 retval = ps3fb_vsync_settings(ps3fb.dinfo, &dev->core);
1049 goto err_iounmap_dinfo;
1051 /* xdr frame buffer */
1052 ps3fb.xdr_ea = ps3fb_videomemory.address;
1053 xdr_lpar = ps3_mm_phys_to_lpar(__pa(ps3fb.xdr_ea));
1054 retval = ps3fb_xdr_settings(xdr_lpar, &dev->core);
1059 * ps3fb must clear memory to prevent kernel info
1060 * leakage into userspace
1062 memset(ps3fb.xdr_ea, 0, ps3fb_videomemory.size);
1063 info = framebuffer_alloc(sizeof(u32) * 16, &dev->core);
1067 offset = FB_OFF(ps3fb.res_index) + VP_OFF(ps3fb.res_index);
1068 info->screen_base = (char __iomem *)ps3fb.xdr_ea + offset;
1069 info->fbops = &ps3fb_ops;
1071 info->fix = ps3fb_fix;
1072 info->fix.smem_start = virt_to_abs(ps3fb.xdr_ea);
1073 info->fix.smem_len = ps3fb_videomemory.size - offset;
1074 info->pseudo_palette = info->par;
1076 info->flags = FBINFO_DEFAULT | FBINFO_READS_FAST;
1078 retval = fb_alloc_cmap(&info->cmap, 256, 0);
1080 goto err_framebuffer_release;
1082 if (!fb_find_mode(&info->var, info, mode_option, ps3fb_modedb,
1083 ARRAY_SIZE(ps3fb_modedb), ps3fb_default_mode(), 32)) {
1085 goto err_fb_dealloc;
1088 fb_videomode_to_modelist(ps3fb_modedb, ARRAY_SIZE(ps3fb_modedb),
1091 retval = register_framebuffer(info);
1093 goto err_fb_dealloc;
1095 dev->core.driver_data = info;
1097 dev_info(info->device, "%s %s, using %lu KiB of video memory\n",
1098 dev_driver_string(info->dev), info->dev->bus_id,
1099 ps3fb_videomemory.size >> 10);
1101 task = kthread_run(ps3fbd, info, DEVICE_NAME);
1103 retval = PTR_ERR(task);
1104 goto err_unregister_framebuffer;
1108 ps3av_register_flip_ctl(ps3fb_flip_ctl, &ps3fb);
1112 err_unregister_framebuffer:
1113 unregister_framebuffer(info);
1115 fb_dealloc_cmap(&info->cmap);
1116 err_framebuffer_release:
1117 framebuffer_release(info);
1119 free_irq(ps3fb.irq_no, dev);
1120 ps3_irq_plug_destroy(ps3fb.irq_no);
1122 iounmap((u8 __iomem *)ps3fb.dinfo);
1123 err_gpu_context_free:
1124 lv1_gpu_context_free(ps3fb.context_handle);
1125 err_gpu_memory_free:
1126 lv1_gpu_memory_free(ps3fb.memory_handle);
1131 static int ps3fb_shutdown(struct ps3_system_bus_device *dev)
1134 struct fb_info *info = dev->core.driver_data;
1136 dev_dbg(&dev->core, " -> %s:%d\n", __func__, __LINE__);
1138 ps3fb_flip_ctl(0, &ps3fb); /* flip off */
1139 ps3fb.dinfo->irq.mask = 0;
1142 unregister_framebuffer(info);
1143 fb_dealloc_cmap(&info->cmap);
1144 framebuffer_release(info);
1147 ps3av_register_flip_ctl(NULL, NULL);
1149 struct task_struct *task = ps3fb.task;
1154 free_irq(ps3fb.irq_no, dev);
1155 ps3_irq_plug_destroy(ps3fb.irq_no);
1157 iounmap((u8 __iomem *)ps3fb.dinfo);
1159 status = lv1_gpu_context_free(ps3fb.context_handle);
1161 dev_dbg(&dev->core, "lv1_gpu_context_free failed: %d\n",
1164 status = lv1_gpu_memory_free(ps3fb.memory_handle);
1166 dev_dbg(&dev->core, "lv1_gpu_memory_free failed: %d\n",
1169 ps3_close_hv_device(dev);
1170 dev_dbg(&dev->core, " <- %s:%d\n", __func__, __LINE__);
1175 static struct ps3_system_bus_driver ps3fb_driver = {
1176 .match_id = PS3_MATCH_ID_GRAPHICS,
1177 .core.name = DEVICE_NAME,
1178 .core.owner = THIS_MODULE,
1179 .probe = ps3fb_probe,
1180 .remove = ps3fb_shutdown,
1181 .shutdown = ps3fb_shutdown,
1184 static int __init ps3fb_setup(void)
1192 if (fb_get_options(DEVICE_NAME, &options))
1195 if (!options || !*options)
1199 char *this_opt = strsep(&options, ",");
1205 if (!strncmp(this_opt, "mode:", 5))
1206 ps3fb_mode = simple_strtoul(this_opt + 5, NULL, 0);
1208 mode_option = this_opt;
1213 static int __init ps3fb_init(void)
1215 if (!ps3fb_videomemory.address || ps3fb_setup())
1218 return ps3_system_bus_driver_register(&ps3fb_driver);
1221 static void __exit ps3fb_exit(void)
1223 pr_debug(" -> %s:%d\n", __func__, __LINE__);
1224 ps3_system_bus_driver_unregister(&ps3fb_driver);
1225 pr_debug(" <- %s:%d\n", __func__, __LINE__);
1228 module_init(ps3fb_init);
1229 module_exit(ps3fb_exit);
1231 MODULE_LICENSE("GPL");
1232 MODULE_DESCRIPTION("PS3 GPU Frame Buffer Driver");
1233 MODULE_AUTHOR("Sony Computer Entertainment Inc.");
1234 MODULE_ALIAS(PS3_MODULE_ALIAS_GRAPHICS);