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[ARM] pxafb: small cleanup of the smart panel code

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Group smart panel related code in a more compact fasion, avoid abused
usage of #ifdef .. #endif.

Also fix the incorrect condition in pxafb_smart_init() to decide if it
is a smart panel or not. (should be '&' instead of '|')

Signed-off-by: Eric Miao <eric.miao@marvell.com>
This commit is contained in:
Eric Miao 2008-12-04 11:14:11 +08:00
parent 09e647d30d
commit 07df1c4fea
1 changed files with 12 additions and 15 deletions
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27
drivers/video/pxafb.c
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@ -800,14 +800,19 @@ static int pxafb_smart_thread(void *arg)
static int pxafb_smart_init(struct pxafb_info *fbi)
{
if (!(fbi->lccr0 | LCCR0_LCDT))
if (!(fbi->lccr0 & LCCR0_LCDT))
return 0;
fbi->smart_cmds = (uint16_t *) fbi->dma_buff->cmd_buff;
fbi->n_smart_cmds = 0;
init_completion(&fbi->command_done);
init_completion(&fbi->refresh_done);
fbi->smart_thread = kthread_run(pxafb_smart_thread, fbi,
"lcd_refresh");
if (IS_ERR(fbi->smart_thread)) {
printk(KERN_ERR "%s: unable to create kernel thread\n",
__func__);
pr_err("%s: unable to create kernel thread\n", __func__);
return PTR_ERR(fbi->smart_thread);
}
@ -823,7 +828,9 @@ int pxafb_smart_flush(struct fb_info *info)
{
return 0;
}
#endif /* CONFIG_FB_SMART_PANEL */
static inline int pxafb_smart_init(struct pxafb_info *fbi) { return 0; }
#endif /* CONFIG_FB_PXA_SMARTPANEL */
static void setup_parallel_timing(struct pxafb_info *fbi,
struct fb_var_screeninfo *var)
@ -1286,11 +1293,6 @@ static int __devinit pxafb_map_video_memory(struct pxafb_info *fbi)
fbi->palette_cpu = (u16 *) fbi->dma_buff->palette;
pr_debug("pxafb: palette_mem_size = 0x%08x\n", fbi->palette_size*sizeof(u16));
#ifdef CONFIG_FB_PXA_SMARTPANEL
fbi->smart_cmds = (uint16_t *) fbi->dma_buff->cmd_buff;
fbi->n_smart_cmds = 0;
#endif
}
return fbi->map_cpu ? 0 : -ENOMEM;
@ -1412,10 +1414,6 @@ static struct pxafb_info * __devinit pxafb_init_fbinfo(struct device *dev)
INIT_WORK(&fbi->task, pxafb_task);
mutex_init(&fbi->ctrlr_lock);
init_completion(&fbi->disable_done);
#ifdef CONFIG_FB_PXA_SMARTPANEL
init_completion(&fbi->command_done);
init_completion(&fbi->refresh_done);
#endif
return fbi;
}
@ -1747,13 +1745,12 @@ static int __devinit pxafb_probe(struct platform_device *dev)
goto failed_free_mem;
}
#ifdef CONFIG_FB_PXA_SMARTPANEL
ret = pxafb_smart_init(fbi);
if (ret) {
dev_err(&dev->dev, "failed to initialize smartpanel\n");
goto failed_free_irq;
}
#endif
/*
* This makes sure that our colour bitfield
* descriptors are correctly initialised.