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author | David Woodhouse <David.Woodhouse@intel.com> | 2010-10-30 15:35:11 +0400 |
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committer | David Woodhouse <David.Woodhouse@intel.com> | 2010-10-30 15:35:11 +0400 |
commit | 67577927e8d7a1f4b09b4992df640eadc6aacb36 (patch) | |
tree | 2e9efe6b5745965faf0dcc084d4613d9356263f9 /drivers/video/pxa168fb.c | |
parent | 6fe4c590313133ebd5dadb769031489ff178ece1 (diff) | |
parent | 51f00a471ce8f359627dd99aeac322947a0e491b (diff) | |
download | linux-67577927e8d7a1f4b09b4992df640eadc6aacb36.tar.xz |
Merge branch 'master' of git://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux-2.6.git
Conflicts:
drivers/mtd/mtd_blkdevs.c
Merge Grant's device-tree bits so that we can apply the subsequent fixes.
Signed-off-by: David Woodhouse <David.Woodhouse@intel.com>
Diffstat (limited to 'drivers/video/pxa168fb.c')
-rw-r--r-- | drivers/video/pxa168fb.c | 47 |
1 files changed, 47 insertions, 0 deletions
diff --git a/drivers/video/pxa168fb.c b/drivers/video/pxa168fb.c index a31a77ff6f3d..cea6403ae71c 100644 --- a/drivers/video/pxa168fb.c +++ b/drivers/video/pxa168fb.c @@ -784,12 +784,53 @@ failed: return ret; } +static int __devexit pxa168fb_remove(struct platform_device *pdev) +{ + struct pxa168fb_info *fbi = platform_get_drvdata(pdev); + struct fb_info *info; + int irq; + unsigned int data; + + if (!fbi) + return 0; + + /* disable DMA transfer */ + data = readl(fbi->reg_base + LCD_SPU_DMA_CTRL0); + data &= ~CFG_GRA_ENA_MASK; + writel(data, fbi->reg_base + LCD_SPU_DMA_CTRL0); + + info = fbi->info; + + unregister_framebuffer(info); + + writel(GRA_FRAME_IRQ0_ENA(0x0), fbi->reg_base + SPU_IRQ_ENA); + + if (info->cmap.len) + fb_dealloc_cmap(&info->cmap); + + irq = platform_get_irq(pdev, 0); + free_irq(irq, fbi); + + dma_free_writecombine(fbi->dev, PAGE_ALIGN(info->fix.smem_len), + info->screen_base, info->fix.smem_start); + + iounmap(fbi->reg_base); + + clk_disable(fbi->clk); + clk_put(fbi->clk); + + framebuffer_release(info); + + return 0; +} + static struct platform_driver pxa168fb_driver = { .driver = { .name = "pxa168-fb", .owner = THIS_MODULE, }, .probe = pxa168fb_probe, + .remove = __devexit_p(pxa168fb_remove), }; static int __init pxa168fb_init(void) @@ -798,6 +839,12 @@ static int __init pxa168fb_init(void) } module_init(pxa168fb_init); +static void __exit pxa168fb_exit(void) +{ + platform_driver_unregister(&pxa168fb_driver); +} +module_exit(pxa168fb_exit); + MODULE_AUTHOR("Lennert Buytenhek <buytenh@marvell.com> " "Green Wan <gwan@marvell.com>"); MODULE_DESCRIPTION("Framebuffer driver for PXA168/910"); |