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video: sh_mobile_lcdcfb: Convert to framebuffer_alloc(). 

All fb_info structures need to be allocated with framebuffer_alloc() due
to special initialization. Switch over to it.

Signed-off-by: Paul Mundt <lethal@linux-sh.org>
This commit is contained in:
Paul Mundt 2009-07-07 11:24:32 +09:00
parent 9731f4a202
commit e33afddca1
1 changed files with 24 additions and 16 deletions
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40
drivers/video/sh_mobile_lcdcfb.c
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@ -31,7 +31,7 @@ struct sh_mobile_lcdc_chan {
unsigned long enabled; /* ME and SE in LDCNT2R */
struct sh_mobile_lcdc_chan_cfg cfg;
u32 pseudo_palette[PALETTE_NR];
struct fb_info info;
struct fb_info *info;
dma_addr_t dma_handle;
struct fb_deferred_io defio;
struct scatterlist *sglist;
@ -442,22 +442,22 @@ static int sh_mobile_lcdc_start(struct sh_mobile_lcdc_priv *priv)
/* set bpp format in PKF[4:0] */
tmp = lcdc_read_chan(ch, LDDFR);
tmp &= ~(0x0001001f);
tmp |= (priv->ch[k].info.var.bits_per_pixel == 16) ? 3 : 0;
tmp |= (ch->info->var.bits_per_pixel == 16) ? 3 : 0;
lcdc_write_chan(ch, LDDFR, tmp);
/* point out our frame buffer */
lcdc_write_chan(ch, LDSA1R, ch->info.fix.smem_start);
lcdc_write_chan(ch, LDSA1R, ch->info->fix.smem_start);
/* set line size */
lcdc_write_chan(ch, LDMLSR, ch->info.fix.line_length);
lcdc_write_chan(ch, LDMLSR, ch->info->fix.line_length);
/* setup deferred io if SYS bus */
tmp = ch->cfg.sys_bus_cfg.deferred_io_msec;
if (ch->ldmt1r_value & (1 << 12) && tmp) {
ch->defio.deferred_io = sh_mobile_lcdc_deferred_io;
ch->defio.delay = msecs_to_jiffies(tmp);
ch->info.fbdefio = &ch->defio;
fb_deferred_io_init(&ch->info);
ch->info->fbdefio = &ch->defio;
fb_deferred_io_init(ch->info);
/* one-shot mode */
lcdc_write_chan(ch, LDSM1R, 1);
@ -503,12 +503,12 @@ static void sh_mobile_lcdc_stop(struct sh_mobile_lcdc_priv *priv)
* flush frame, and wait for frame end interrupt
* clean up deferred io and enable clock
*/
if (ch->info.fbdefio) {
if (ch->info->fbdefio) {
ch->frame_end = 0;
schedule_delayed_work(&ch->info.deferred_work, 0);
schedule_delayed_work(&ch->info->deferred_work, 0);
wait_event(ch->frame_end_wait, ch->frame_end);
fb_deferred_io_cleanup(&ch->info);
ch->info.fbdefio = NULL;
fb_deferred_io_cleanup(ch->info);
ch->info->fbdefio = NULL;
sh_mobile_lcdc_clk_on(priv);
}
@ -817,9 +817,16 @@ static int __init sh_mobile_lcdc_probe(struct platform_device *pdev)
priv->base = ioremap_nocache(res->start, (res->end - res->start) + 1);
for (i = 0; i < j; i++) {
info = &priv->ch[i].info;
cfg = &priv->ch[i].cfg;
priv->ch[i].info = framebuffer_alloc(0, &pdev->dev);
if (!priv->ch[i].info) {
dev_err(&pdev->dev, "unable to allocate fb_info\n");
error = -ENOMEM;
break;
}
info = priv->ch[i].info;
info->fbops = &sh_mobile_lcdc_ops;
info->var.xres = info->var.xres_virtual = cfg->lcd_cfg.xres;
info->var.yres = info->var.yres_virtual = cfg->lcd_cfg.yres;
@ -872,7 +879,7 @@ static int __init sh_mobile_lcdc_probe(struct platform_device *pdev)
for (i = 0; i < j; i++) {
struct sh_mobile_lcdc_chan *ch = priv->ch + i;
info = &ch->info;
info = ch->info;
if (info->fbdefio) {
priv->ch->sglist = vmalloc(sizeof(struct scatterlist) *
@ -915,15 +922,15 @@ static int sh_mobile_lcdc_remove(struct platform_device *pdev)
int i;
for (i = 0; i < ARRAY_SIZE(priv->ch); i++)
if (priv->ch[i].info.dev)
unregister_framebuffer(&priv->ch[i].info);
if (priv->ch[i].info->dev)
unregister_framebuffer(priv->ch[i].info);
sh_mobile_lcdc_stop(priv);
for (i = 0; i < ARRAY_SIZE(priv->ch); i++) {
info = &priv->ch[i].info;
info = priv->ch[i].info;
if (!info->device)
if (!info || !info->device)
continue;
if (priv->ch[i].sglist)
@ -932,6 +939,7 @@ static int sh_mobile_lcdc_remove(struct platform_device *pdev)
dma_free_coherent(&pdev->dev, info->fix.smem_len,
info->screen_base, priv->ch[i].dma_handle);
fb_dealloc_cmap(&info->cmap);
framebuffer_release(info);
}
#ifdef CONFIG_HAVE_CLK