diff options
Diffstat (limited to 'drivers')
101 files changed, 190 insertions, 204 deletions
diff --git a/drivers/char/bsr.c b/drivers/char/bsr.c index cf39bc08ce0..0c688232aab 100644 --- a/drivers/char/bsr.c +++ b/drivers/char/bsr.c @@ -212,7 +212,7 @@ static int bsr_add_node(struct device_node *bn) cur->bsr_minor = i + total_bsr_devs; cur->bsr_addr = res.start; - cur->bsr_len = res.end - res.start + 1; + cur->bsr_len = resource_size(&res); cur->bsr_bytes = bsr_bytes[i]; cur->bsr_stride = bsr_stride[i]; cur->bsr_dev = MKDEV(bsr_major, i + total_bsr_devs); diff --git a/drivers/char/xilinx_hwicap/xilinx_hwicap.c b/drivers/char/xilinx_hwicap/xilinx_hwicap.c index 39ccdeada79..e90e1c74fd4 100644 --- a/drivers/char/xilinx_hwicap/xilinx_hwicap.c +++ b/drivers/char/xilinx_hwicap/xilinx_hwicap.c @@ -621,7 +621,7 @@ static int __devinit hwicap_setup(struct device *dev, int id, drvdata->mem_start = regs_res->start; drvdata->mem_end = regs_res->end; - drvdata->mem_size = regs_res->end - regs_res->start + 1; + drvdata->mem_size = resource_size(regs_res); if (!request_mem_region(drvdata->mem_start, drvdata->mem_size, DRIVER_NAME)) { diff --git a/drivers/dma/mv_xor.c b/drivers/dma/mv_xor.c index 954e334e01b..06f9f27dbe7 100644 --- a/drivers/dma/mv_xor.c +++ b/drivers/dma/mv_xor.c @@ -1304,8 +1304,7 @@ static int mv_xor_shared_probe(struct platform_device *pdev) if (!res) return -ENODEV; - msp->xor_base = devm_ioremap(&pdev->dev, res->start, - res->end - res->start + 1); + msp->xor_base = devm_ioremap(&pdev->dev, res->start, resource_size(res)); if (!msp->xor_base) return -EBUSY; @@ -1314,7 +1313,7 @@ static int mv_xor_shared_probe(struct platform_device *pdev) return -ENODEV; msp->xor_high_base = devm_ioremap(&pdev->dev, res->start, - res->end - res->start + 1); + resource_size(res)); if (!msp->xor_high_base) return -EBUSY; diff --git a/drivers/edac/cell_edac.c b/drivers/edac/cell_edac.c index db1df59ae2b..9a6a274e692 100644 --- a/drivers/edac/cell_edac.c +++ b/drivers/edac/cell_edac.c @@ -140,7 +140,7 @@ static void __devinit cell_edac_init_csrows(struct mem_ctl_info *mci) if (of_node_to_nid(np) != priv->node) continue; csrow->first_page = r.start >> PAGE_SHIFT; - csrow->nr_pages = (r.end - r.start + 1) >> PAGE_SHIFT; + csrow->nr_pages = resource_size(&r) >> PAGE_SHIFT; csrow->last_page = csrow->first_page + csrow->nr_pages - 1; csrow->mtype = MEM_XDR; csrow->edac_mode = EDAC_SECDED; diff --git a/drivers/edac/mpc85xx_edac.c b/drivers/edac/mpc85xx_edac.c index 38ab8e2cd7f..11e1a5dad96 100644 --- a/drivers/edac/mpc85xx_edac.c +++ b/drivers/edac/mpc85xx_edac.c @@ -538,15 +538,15 @@ static int __devinit mpc85xx_l2_err_probe(struct platform_device *op) /* we only need the error registers */ r.start += 0xe00; - if (!devm_request_mem_region(&op->dev, r.start, - r.end - r.start + 1, pdata->name)) { + if (!devm_request_mem_region(&op->dev, r.start, resource_size(&r), + pdata->name)) { printk(KERN_ERR "%s: Error while requesting mem region\n", __func__); res = -EBUSY; goto err; } - pdata->l2_vbase = devm_ioremap(&op->dev, r.start, r.end - r.start + 1); + pdata->l2_vbase = devm_ioremap(&op->dev, r.start, resource_size(&r)); if (!pdata->l2_vbase) { printk(KERN_ERR "%s: Unable to setup L2 err regs\n", __func__); res = -ENOMEM; @@ -987,15 +987,15 @@ static int __devinit mpc85xx_mc_err_probe(struct platform_device *op) goto err; } - if (!devm_request_mem_region(&op->dev, r.start, - r.end - r.start + 1, pdata->name)) { + if (!devm_request_mem_region(&op->dev, r.start, resource_size(&r), + pdata->name)) { printk(KERN_ERR "%s: Error while requesting mem region\n", __func__); res = -EBUSY; goto err; } - pdata->mc_vbase = devm_ioremap(&op->dev, r.start, r.end - r.start + 1); + pdata->mc_vbase = devm_ioremap(&op->dev, r.start, resource_size(&r)); if (!pdata->mc_vbase) { printk(KERN_ERR "%s: Unable to setup MC err regs\n", __func__); res = -ENOMEM; diff --git a/drivers/gpio/gpio-u300.c b/drivers/gpio/gpio-u300.c index d92790140fe..1a86fefd0f8 100644 --- a/drivers/gpio/gpio-u300.c +++ b/drivers/gpio/gpio-u300.c @@ -581,8 +581,8 @@ static int __init gpio_probe(struct platform_device *pdev) if (!memres) goto err_no_resource; - if (request_mem_region(memres->start, memres->end - memres->start, "GPIO Controller") - == NULL) { + if (!request_mem_region(memres->start, resource_size(memres), + "GPIO Controller")) { err = -ENODEV; goto err_no_ioregion; } @@ -640,7 +640,7 @@ static int __init gpio_probe(struct platform_device *pdev) free_irq(gpio_ports[i].irq, &gpio_ports[i]); iounmap(virtbase); err_no_ioremap: - release_mem_region(memres->start, memres->end - memres->start); + release_mem_region(memres->start, resource_size(memres)); err_no_ioregion: err_no_resource: clk_disable(clk); @@ -660,7 +660,7 @@ static int __exit gpio_remove(struct platform_device *pdev) for (i = 0 ; i < U300_GPIO_NUM_PORTS; i++) free_irq(gpio_ports[i].irq, &gpio_ports[i]); iounmap(virtbase); - release_mem_region(memres->start, memres->end - memres->start); + release_mem_region(memres->start, resource_size(memres)); clk_disable(clk); clk_put(clk); return 0; diff --git a/drivers/ide/palm_bk3710.c b/drivers/ide/palm_bk3710.c index 9e8f4e1b0cc..712c7904d03 100644 --- a/drivers/ide/palm_bk3710.c +++ b/drivers/ide/palm_bk3710.c @@ -342,7 +342,7 @@ static int __init palm_bk3710_probe(struct platform_device *pdev) return -ENODEV; } - mem_size = mem->end - mem->start + 1; + mem_size = resource_size(mem); if (request_mem_region(mem->start, mem_size, "palm_bk3710") == NULL) { printk(KERN_ERR "failed to request memory region\n"); return -EBUSY; diff --git a/drivers/ide/tx4939ide.c b/drivers/ide/tx4939ide.c index bed3e39aac9..71c23195497 100644 --- a/drivers/ide/tx4939ide.c +++ b/drivers/ide/tx4939ide.c @@ -551,10 +551,10 @@ static int __init tx4939ide_probe(struct platform_device *pdev) return -ENODEV; if (!devm_request_mem_region(&pdev->dev, res->start, - res->end - res->start + 1, "tx4938ide")) + resource_size(res), "tx4938ide")) return -EBUSY; mapbase = (unsigned long)devm_ioremap(&pdev->dev, res->start, - res->end - res->start + 1); + resource_size(res)); if (!mapbase) return -EBUSY; memset(&hw, 0, sizeof(hw)); diff --git a/drivers/input/serio/sa1111ps2.c b/drivers/input/serio/sa1111ps2.c index d55874e5d1c..44fc8b4bcd8 100644 --- a/drivers/input/serio/sa1111ps2.c +++ b/drivers/input/serio/sa1111ps2.c @@ -300,8 +300,7 @@ static int __devinit ps2_probe(struct sa1111_dev *dev) out: sa1111_disable_device(ps2if->dev); - release_mem_region(dev->res.start, - dev->res.end - dev->res.start + 1); + release_mem_region(dev->res.start, resource_size(&dev->res)); free: sa1111_set_drvdata(dev, NULL); kfree(ps2if); @@ -317,8 +316,7 @@ static int __devexit ps2_remove(struct sa1111_dev *dev) struct ps2if *ps2if = sa1111_get_drvdata(dev); serio_unregister_port(ps2if->io); - release_mem_region(dev->res.start, - dev->res.end - dev->res.start + 1); + release_mem_region(dev->res.start, resource_size(&dev->res)); sa1111_set_drvdata(dev, NULL); kfree(ps2if); diff --git a/drivers/media/video/davinci/vpif.c b/drivers/media/video/davinci/vpif.c index 9f3bfc1eb24..af9680273ff 100644 --- a/drivers/media/video/davinci/vpif.c +++ b/drivers/media/video/davinci/vpif.c @@ -422,7 +422,7 @@ static int __init vpif_probe(struct platform_device *pdev) if (!res) return -ENOENT; - res_len = res->end - res->start + 1; + res_len = resource_size(res); res = request_mem_region(res->start, res_len, res->name); if (!res) diff --git a/drivers/media/video/omap24xxcam.c b/drivers/media/video/omap24xxcam.c index f6626e87dbc..69b60ba5dd7 100644 --- a/drivers/media/video/omap24xxcam.c +++ b/drivers/media/video/omap24xxcam.c @@ -1768,14 +1768,13 @@ static int __devinit omap24xxcam_probe(struct platform_device *pdev) dev_err(cam->dev, "no mem resource?\n"); goto err; } - if (!request_mem_region(mem->start, (mem->end - mem->start) + 1, - pdev->name)) { + if (!request_mem_region(mem->start, resource_size(mem), pdev->name)) { dev_err(cam->dev, "cannot reserve camera register I/O region\n"); goto err; } cam->mmio_base_phys = mem->start; - cam->mmio_size = (mem->end - mem->start) + 1; + cam->mmio_size = resource_size(mem); /* map the region */ cam->mmio_base = (unsigned long) diff --git a/drivers/message/i2o/iop.c b/drivers/message/i2o/iop.c index 090d2a3a654..a8c08f332da 100644 --- a/drivers/message/i2o/iop.c +++ b/drivers/message/i2o/iop.c @@ -681,11 +681,11 @@ static int i2o_iop_systab_set(struct i2o_controller *c) if (root && allocate_resource(root, res, sb->desired_mem_size, sb->desired_mem_size, sb->desired_mem_size, 1 << 20, /* Unspecified, so use 1Mb and play safe */ NULL, NULL) >= 0) { c->mem_alloc = 1; - sb->current_mem_size = 1 + res->end - res->start; + sb->current_mem_size = resource_size(res); sb->current_mem_base = res->start; osm_info("%s: allocated %llu bytes of PCI memory at " "0x%016llX.\n", c->name, - (unsigned long long)(1 + res->end - res->start), + (unsigned long long)resource_size(res), (unsigned long long)res->start); } } @@ -703,11 +703,11 @@ static int i2o_iop_systab_set(struct i2o_controller *c) if (root && allocate_resource(root, res, sb->desired_io_size, sb->desired_io_size, sb->desired_io_size, 1 << 20, /* Unspecified, so use 1Mb and play safe */ NULL, NULL) >= 0) { c->io_alloc = 1; - sb->current_io_size = 1 + res->end - res->start; + sb->current_io_size = resource_size(res); sb->current_mem_base = res->start; osm_info("%s: allocated %llu bytes of PCI I/O at " "0x%016llX.\n", c->name, - (unsigned long long)(1 + res->end - res->start), + (unsigned long long)resource_size(res), (unsigned long long)res->start); } } diff --git a/drivers/mfd/tc6387xb.c b/drivers/mfd/tc6387xb.c index ad715bf49ca..71bc835324d 100644 --- a/drivers/mfd/tc6387xb.c +++ b/drivers/mfd/tc6387xb.c @@ -177,7 +177,7 @@ static int __devinit tc6387xb_probe(struct platform_device *dev) if (ret) goto err_resource; - tc6387xb->scr = ioremap(rscr->start, rscr->end - rscr->start + 1); + tc6387xb->scr = ioremap(rscr->start, resource_size(rscr)); if (!tc6387xb->scr) { ret = -ENOMEM; goto err_ioremap; diff --git a/drivers/misc/atmel-ssc.c b/drivers/misc/atmel-ssc.c index 4afffe610f9..769a4e8e10d 100644 --- a/drivers/misc/atmel-ssc.c +++ b/drivers/misc/atmel-ssc.c @@ -95,7 +95,7 @@ static int __init ssc_probe(struct platform_device *pdev) } ssc->pdev = pdev; - ssc->regs = ioremap(regs->start, regs->end - regs->start + 1); + ssc->regs = ioremap(regs->start, resource_size(regs)); if (!ssc->regs) { dev_dbg(&pdev->dev, "ioremap failed\n"); retval = -EINVAL; diff --git a/drivers/misc/atmel_pwm.c b/drivers/misc/atmel_pwm.c index 0f3fb4f03bd..28f5aaa19d4 100644 --- a/drivers/misc/atmel_pwm.c +++ b/drivers/misc/atmel_pwm.c @@ -329,7 +329,7 @@ static int __init pwm_probe(struct platform_device *pdev) p->pdev = pdev; p->mask = *mp; p->irq = irq; - p->base = ioremap(r->start, r->end - r->start + 1); + p->base = ioremap(r->start, resource_size(r)); if (!p->base) goto fail; p->clk = clk_get(&pdev->dev, "pwm_clk"); diff --git a/drivers/mmc/host/dw_mmc.c b/drivers/mmc/host/dw_mmc.c index 66dcddb9c20..2a069f908b2 100644 --- a/drivers/mmc/host/dw_mmc.c +++ b/drivers/mmc/host/dw_mmc.c @@ -1595,7 +1595,7 @@ static int dw_mci_probe(struct platform_device *pdev) INIT_LIST_HEAD(&host->queue); ret = -ENOMEM; - host->regs = ioremap(regs->start, regs->end - regs->start + 1); + host->regs = ioremap(regs->start, resource_size(regs)); if (!host->regs) goto err_freehost; diff --git a/drivers/mtd/maps/bfin-async-flash.c b/drivers/mtd/maps/bfin-async-flash.c index d4297a97e10..67815eed2f0 100644 --- a/drivers/mtd/maps/bfin-async-flash.c +++ b/drivers/mtd/maps/bfin-async-flash.c @@ -142,7 +142,7 @@ static int __devinit bfin_flash_probe(struct platform_device *pdev) state->map.write = bfin_flash_write; state->map.copy_to = bfin_flash_copy_to; state->map.bankwidth = pdata->width; - state->map.size = memory->end - memory->start + 1; + state->map.size = resource_size(memory); state->map.virt = (void __iomem *)memory->start; state->map.phys = memory->start; state->map.map_priv_1 = (unsigned long)state; diff --git a/drivers/mtd/maps/ixp2000.c b/drivers/mtd/maps/ixp2000.c index c00b9175ba9..1594a802631 100644 --- a/drivers/mtd/maps/ixp2000.c +++ b/drivers/mtd/maps/ixp2000.c @@ -155,7 +155,7 @@ static int ixp2000_flash_probe(struct platform_device *dev) if (!plat) return -ENODEV; - window_size = dev->resource->end - dev->resource->start + 1; + window_size = resource_size(dev->resource); dev_info(&dev->dev, "Probe of IXP2000 flash(%d banks x %dMiB)\n", ixp_data->nr_banks, ((u32)window_size >> 20)); @@ -194,16 +194,17 @@ static int ixp2000_flash_probe(struct platform_device *dev) info->map.copy_to = ixp2000_flash_copy_to; info->res = request_mem_region(dev->resource->start, - dev->resource->end - dev->resource->start + 1, - dev_name(&dev->dev)); + resource_size(dev->resource), + dev_name(&dev->dev)); if (!info->res) { dev_err(&dev->dev, "Could not reserve memory region\n"); err = -ENOMEM; goto Error; } - info->map.map_priv_1 = (unsigned long) ioremap(dev->resource->start, - dev->resource->end - dev->resource->start + 1); + info->map.map_priv_1 = + (unsigned long)ioremap(dev->resource->start, + resource_size(dev->resource)); if (!info->map.map_priv_1) { dev_err(&dev->dev, "Failed to ioremap flash region\n"); err = -EIO; diff --git a/drivers/mtd/maps/pxa2xx-flash.c b/drivers/mtd/maps/pxa2xx-flash.c index f59d62f74d4..7ae137d4b99 100644 --- a/drivers/mtd/maps/pxa2xx-flash.c +++ b/drivers/mtd/maps/pxa2xx-flash.c @@ -70,7 +70,7 @@ static int __devinit pxa2xx_flash_probe(struct platform_device *pdev) info->map.name = (char *) flash->name; info->map.bankwidth = flash->width; info->map.phys = res->start; - info->map.size = res->end - res->start + 1; + info->map.size = resource_size(res); info->parts = flash->parts; info->nr_parts = flash->nr_parts; diff --git a/drivers/mtd/nand/atmel_nand.c b/drivers/mtd/nand/atmel_nand.c index b300705d41c..d4ba1f218e9 100644 --- a/drivers/mtd/nand/atmel_nand.c +++ b/drivers/mtd/nand/atmel_nand.c @@ -513,7 +513,7 @@ static int __init atmel_nand_probe(struct platform_device *pdev) host->io_phys = (dma_addr_t)mem->start; - host->io_base = ioremap(mem->start, mem->end - mem->start + 1); + host->io_base = ioremap(mem->start, resource_size(mem)); if (host->io_base == NULL) { printk(KERN_ERR "atmel_nand: ioremap failed\n"); res = -EIO; @@ -547,7 +547,7 @@ static int __init atmel_nand_probe(struct platform_device *pdev) if (no_ecc) nand_chip->ecc.mode = NAND_ECC_NONE; if (hard_ecc && regs) { - host->ecc = ioremap(regs->start, regs->end - regs->start + 1); + host->ecc = ioremap(regs->start, resource_size(regs)); if (host->ecc == NULL) { printk(KERN_ERR "atmel_nand: ioremap failed\n"); res = -EIO; diff --git a/drivers/mtd/nand/bcm_umi_nand.c b/drivers/mtd/nand/bcm_umi_nand.c index 9ec280738a9..8c569e454dc 100644 --- a/drivers/mtd/nand/bcm_umi_nand.c +++ b/drivers/mtd/nand/bcm_umi_nand.c @@ -380,7 +380,7 @@ static int __devinit bcm_umi_nand_probe(struct platform_device *pdev) return -ENXIO; /* map physical address */ - bcm_umi_io_base = ioremap(r->start, r->end - r->start + 1); + bcm_umi_io_base = ioremap(r->start, resource_size(r)); if (!bcm_umi_io_base) { printk(KERN_ERR "ioremap to access BCM UMI NAND chip failed\n"); diff --git a/drivers/mtd/nand/mpc5121_nfc.c b/drivers/mtd/nand/mpc5121_nfc.c index 2f7c930872f..eb1fbac63eb 100644 --- a/drivers/mtd/nand/mpc5121_nfc.c +++ b/drivers/mtd/nand/mpc5121_nfc.c @@ -713,7 +713,7 @@ static int __devinit mpc5121_nfc_probe(struct platform_device *op) } regs_paddr = res.start; - regs_size = res.end - res.start + 1; + regs_size = resource_size(&res); if (!devm_request_mem_region(dev, regs_paddr, regs_size, DRV_NAME)) { dev_err(dev, "Error requesting memory region!\n"); diff --git a/drivers/net/bcm63xx_enet.c b/drivers/net/bcm63xx_enet.c index f1573d492e9..85045cde312 100644 --- a/drivers/net/bcm63xx_enet.c +++ b/drivers/net/bcm63xx_enet.c @@ -1646,7 +1646,7 @@ static int __devinit bcm_enet_probe(struct platform_device *pdev) if (ret) goto out; - iomem_size = res_mem->end - res_mem->start + 1; + iomem_size = resource_size(res_mem); if (!request_mem_region(res_mem->start, iomem_size, "bcm63xx_enet")) { ret = -EBUSY; goto out; @@ -1861,7 +1861,7 @@ static int __devexit bcm_enet_remove(struct platform_device *pdev) /* release device resources */ iounmap(priv->base); res = platform_get_resource(pdev, IORESOURCE_MEM, 0); - release_mem_region(res->start, res->end - res->start + 1); + release_mem_region(res->start, resource_size(res)); /* disable hw block clocks */ if (priv->phy_clk) { @@ -1897,7 +1897,7 @@ static int __devinit bcm_enet_shared_probe(struct platform_device *pdev) if (!res) return -ENODEV; - iomem_size = res->end - res->start + 1; + iomem_size = resource_size(res); if (!request_mem_region(res->start, iomem_size, "bcm63xx_enet_dma")) return -EBUSY; @@ -1915,7 +1915,7 @@ static int __devexit bcm_enet_shared_remove(struct platform_device *pdev) iounmap(bcm_enet_shared_base); res = platform_get_resource(pdev, IORESOURCE_MEM, 0); - release_mem_region(res->start, res->end - res->start + 1); + release_mem_region(res->start, resource_size(res)); return 0; } diff --git a/drivers/net/can/softing/softing_main.c b/drivers/net/can/softing/softing_main.c index 60a49e5a2a5..f76e88e7428 100644 --- a/drivers/net/can/softing/softing_main.c +++ b/drivers/net/can/softing/softing_main.c @@ -799,7 +799,7 @@ static __devinit int softing_pdev_probe(struct platform_device *pdev) if (!pres) goto platform_resource_failed; card->dpram_phys = pres->start; - card->dpram_size = pres->end - pres->start + 1; + card->dpram_size = resource_size(pres); card->dpram = ioremap_nocache(card->dpram_phys, card->dpram_size); if (!card->dpram) { dev_alert(&card->pdev->dev, "dpram ioremap failed\n"); diff --git a/drivers/net/davinci_emac.c b/drivers/net/davinci_emac.c index dcc4a170b0f..c35ba5fba8f 100644 --- a/drivers/net/davinci_emac.c +++ b/drivers/net/davinci_emac.c @@ -1821,7 +1821,7 @@ static int __devinit davinci_emac_probe(struct platform_device *pdev) } priv->emac_base_phys = res->start + pdata->ctrl_reg_offset; - size = res->end - res->start + 1; + size = resource_size(res); if (!request_mem_region(res->start, size, ndev->name)) { dev_err(&pdev->dev, "failed request_mem_region() for regs\n"); rc = -ENXIO; @@ -1926,7 +1926,7 @@ no_irq_res: cpdma_ctlr_destroy(priv->dma); no_dma: res = platform_get_resource(pdev, IORESOURCE_MEM, 0); - release_mem_region(res->start, res->end - res->start + 1); + release_mem_region(res->start, resource_size(res)); iounmap(priv->remap_addr); probe_quit: @@ -1960,7 +1960,7 @@ static int __devexit davinci_emac_remove(struct platform_device *pdev) cpdma_chan_destroy(priv->rxchan); cpdma_ctlr_destroy(priv->dma); - release_mem_region(res->start, res->end - res->start + 1); + release_mem_region(res->start, resource_size(res)); unregister_netdev(ndev); iounmap(priv->remap_addr); diff --git a/drivers/net/ethoc.c b/drivers/net/ethoc.c index a83dd312c3a..15e4a71fbf1 100644 --- a/drivers/net/ethoc.c +++ b/drivers/net/ethoc.c @@ -965,7 +965,7 @@ static int __devinit ethoc_probe(struct platform_device *pdev) priv = netdev_priv(netdev); priv->netdev = netdev; priv->dma_alloc = 0; - priv->io_region_size = mmio->end - mmio->start + 1; + priv->io_region_size = resource_size(mmio); priv->iobase = devm_ioremap_nocache(&pdev->dev, netdev->base_addr, resource_size(mmio)); diff --git a/drivers/net/fec_mpc52xx.c b/drivers/net/fec_mpc52xx.c index 9f81b1ac130..fe57eee8a67 100644 --- a/drivers/net/fec_mpc52xx.c +++ b/drivers/net/fec_mpc52xx.c @@ -867,10 +867,11 @@ static int __devinit mpc52xx_fec_probe(struct platform_device *op) "Error while parsing device node resource\n" ); goto err_netdev; } - if ((mem.end - mem.start + 1) < sizeof(struct mpc52xx_fec)) { + if (resource_size(&mem) < sizeof(struct mpc52xx_fec)) { printk(KERN_ERR DRIVER_NAME - " - invalid resource size (%lx < %x), check mpc52xx_devices.c\n", - (unsigned long)(mem.end - mem.start + 1), sizeof(struct mpc52xx_fec)); + " - invalid resource size (%lx < %x), check mpc52xx_devices.c\n", + (unsigned long)resource_size(&mem), + sizeof(struct mpc52xx_fec)); rv = -EINVAL; goto err_netdev; } diff --git a/drivers/net/fs_enet/mii-bitbang.c b/drivers/net/fs_enet/mii-bitbang.c index ad297544071..b09270b5d0a 100644 --- a/drivers/net/fs_enet/mii-bitbang.c +++ b/drivers/net/fs_enet/mii-bitbang.c @@ -120,7 +120,7 @@ static int __devinit fs_mii_bitbang_init(struct mii_bus *bus, if (ret) return ret; - if (res.end - res.start < 13) + if (resource_size(&res) <= 13) return -ENODEV; /* This should really encode the pin number as well, but all @@ -139,7 +139,7 @@ static int __devinit fs_mii_bitbang_init(struct mii_bus *bus, return -ENODEV; mdc_pin = *data; - bitbang->dir = ioremap(res.start, res.end - res.start + 1); + bitbang->dir = ioremap(res.start, resource_size(&res)); if (!bitbang->dir) return -ENOMEM; diff --git a/drivers/net/fs_enet/mii-fec.c b/drivers/net/fs_enet/mii-fec.c index 6a2e150e75b..e0e9d6c35d8 100644 --- a/drivers/net/fs_enet/mii-fec.c +++ b/drivers/net/fs_enet/mii-fec.c @@ -136,7 +136,7 @@ static int __devinit fs_enet_mdio_probe(struct platform_device *ofdev) snprintf(new_bus->id, MII_BUS_ID_SIZE, "%x", res.start); - fec->fecp = ioremap(res.start, res.end - res.start + 1); + fec->fecp = ioremap(res.start, resource_size(&res)); if (!fec->fecp) goto out_fec; diff --git a/drivers/net/gianfar_ptp.c b/drivers/net/gianfar_ptp.c index d8e175382d1..1c97861596f 100644 --- a/drivers/net/gianfar_ptp.c +++ b/drivers/net/gianfar_ptp.c @@ -491,7 +491,7 @@ static int gianfar_ptp_probe(struct platform_device *dev) spin_lock_init(&etsects->lock); etsects->regs = ioremap(etsects->rsrc->start, - 1 + etsects->rsrc->end - etsects->rsrc->start); + resource_size(etsects->rsrc)); if (!etsects->regs) { pr_err("ioremap ptp registers failed\n"); goto no_ioremap; diff --git a/drivers/net/ibm_newemac/core.c b/drivers/net/ibm_newemac/core.c index 079450fe5e9..725399ea069 100644 --- a/drivers/net/ibm_newemac/core.c +++ b/drivers/net/ibm_newemac/core.c @@ -2770,7 +2770,7 @@ static int __devinit emac_probe(struct platform_device *ofdev) } // TODO : request_mem_region dev->emacp = ioremap(dev->rsrc_regs.start, - dev->rsrc_regs.end - dev->rsrc_regs.start + 1); + resource_size(&dev->rsrc_regs)); if (dev->emacp == NULL) { printk(KERN_ERR "%s: Can't map device registers!\n", np->full_name); diff --git a/drivers/net/macb.c b/drivers/net/macb.c index 6c6a02869df..27125cdd7e0 100644 --- a/drivers/net/macb.c +++ b/drivers/net/macb.c @@ -1169,7 +1169,7 @@ static int __init macb_probe(struct platform_device *pdev) clk_enable(bp->hclk); #endif - bp->regs = ioremap(regs->start, regs->end - regs->start + 1); + bp->regs = ioremap(regs->start, resource_size(regs)); if (!bp->regs) { dev_err(&pdev->dev, "failed to map registers, aborting.\n"); err = -ENOMEM; diff --git a/drivers/net/mv643xx_eth.c b/drivers/net/mv643xx_eth.c index a5d9b1c310b..b7564825738 100644 --- a/drivers/net/mv643xx_eth.c +++ b/drivers/net/mv643xx_eth.c @@ -2593,7 +2593,7 @@ static int mv643xx_eth_shared_probe(struct platform_device *pdev) if (msp == NULL) goto out; - msp->base = ioremap(res->start, res->end - res->start + 1); + msp->base = ioremap(res->start, resource_size(res)); if (msp->base == NULL) goto out_free; diff --git a/drivers/net/pxa168_eth.c b/drivers/net/pxa168_eth.c index 89f7540d90f..df1292eb9c2 100644 --- a/drivers/net/pxa168_eth.c +++ b/drivers/net/pxa168_eth.c @@ -1502,7 +1502,7 @@ static int pxa168_eth_probe(struct platform_device *pdev) err = -ENODEV; goto err_netdev; } - pep->base = ioremap(res->start, res->end - res->start + 1); + pep->base = ioremap(res->start, resource_size(res)); if (pep->base == NULL) { err = -ENOMEM; goto err_netdev; diff --git a/drivers/net/sb1250-mac.c b/drivers/net/sb1250-mac.c index 68d50429ddf..ea65f7ec360 100644 --- a/drivers/net/sb1250-mac.c +++ b/drivers/net/sb1250-mac.c @@ -2597,7 +2597,7 @@ static int __devinit sbmac_probe(struct platform_device *pldev) res = platform_get_resource(pldev, IORESOURCE_MEM, 0); BUG_ON(!res); - sbm_base = ioremap_nocache(res->start, res->end - res->start + 1); + sbm_base = ioremap_nocache(res->start, resource_size(res)); if (!sbm_base) { printk(KERN_ERR "%s: unable to map device registers\n", dev_name(&pldev->dev)); diff --git a/drivers/parport/parport_ax88796.c b/drivers/parport/parport_ax88796.c index 2c5ac2bf5c5..844f6137970 100644 --- a/drivers/parport/parport_ax88796.c +++ b/drivers/parport/parport_ax88796.c @@ -293,7 +293,7 @@ static int parport_ax88796_probe(struct platform_device *pdev) goto exit_mem; } - size = (res->end - res->start) + 1; + size = resource_size(res); spacing = size / 3; dd->io = request_mem_region(res->start, size, pdev->name); diff --git a/drivers/pci/hotplug/shpchp_sysfs.c b/drivers/pci/hotplug/shpchp_sysfs.c index 071b7dc0094..efa30da1ae8 100644 --- a/drivers/pci/hotplug/shpchp_sysfs.c +++ b/drivers/pci/hotplug/shpchp_sysfs.c @@ -50,29 +50,26 @@ static ssize_t show_ctrl (struct device *dev, struct device_attribute *attr, cha pci_bus_for_each_resource(bus, res, index) { if (res && (res->flags & IORESOURCE_MEM) && !(res->flags & IORESOURCE_PREFETCH)) { - out += sprintf(out, "start = %8.8llx, " - "length = %8.8llx\n", - (unsigned long long)res->start, - (unsigned long long)(res->end - res->start)); + out += sprintf(out, "start = %8.8llx, length = %8.8llx\n", + (unsigned long long)res->start, + (unsigned long long)resource_size(res)); } } out += sprintf(out, "Free resources: prefetchable memory\n"); pci_bus_for_each_resource(bus, res, index) { if (res && (res->flags & IORESOURCE_MEM) && (res->flags & IORESOURCE_PREFETCH)) { - out += sprintf(out, "start = %8.8llx, " - "length = %8.8llx\n", - (unsigned long long)res->start, - (unsigned long long)(res->end - res->start)); + out += sprintf(out, "start = %8.8llx, length = %8.8llx\n", + (unsigned long long)res->start, + (unsigned long long)resource_size(res)); } } out += sprintf(out, "Free resources: IO\n"); pci_bus_for_each_resource(bus, res, index) { if (res && (res->flags & IORESOURCE_IO)) { - out += sprintf(out, "start = %8.8llx, " - "length = %8.8llx\n", - (unsigned long long)res->start, - (unsigned long long)(res->end - res->start)); + out += sprintf(out, "start = %8.8llx, length = %8.8llx\n", + (unsigned long long)res->start, + (unsigned long long)resource_size(res)); } } out += sprintf(out, "Free resources: bus numbers\n"); diff --git a/drivers/pcmcia/at91_cf.c b/drivers/pcmcia/at91_cf.c index fb33fa42d24..4902206f53d 100644 --- a/drivers/pcmcia/at91_cf.c +++ b/drivers/pcmcia/at91_cf.c @@ -283,8 +283,7 @@ static int __init at91_cf_probe(struct platform_device *pdev) } /* reserve chip-select regions */ - if (!request_mem_region(io->start, io->end + 1 - io->start, - driver_name)) { + if (!request_mem_region(io->start, resource_size(io), driver_name)) { status = -ENXIO; goto fail1; } @@ -308,7 +307,7 @@ static int __init at91_cf_probe(struct platform_device *pdev) return 0; fail2: - release_mem_region(io->start, io->end + 1 - io->start); + release_mem_region(io->start, resource_size(io)); fail1: if (cf->socket.io_offset) iounmap((void __iomem *) cf->socket.io_offset); @@ -339,7 +338,7 @@ static int __exit at91_cf_remove(struct platform_device *pdev) struct resource *io = cf->socket.io[0].res; pcmcia_unregister_socket(&cf->socket); - release_mem_region(io->start, io->end + 1 - io->start); + release_mem_region(io->start, resource_size(io)); iounmap((void __iomem *) cf->socket.io_offset); if (board->irq_pin) { free_irq(board->irq_pin, cf); diff --git a/drivers/pcmcia/electra_cf.c b/drivers/pcmcia/electra_cf.c index 6defd4a8168..06ad3e5e7d3 100644 --- a/drivers/pcmcia/electra_cf.c +++ b/drivers/pcmcia/electra_cf.c @@ -209,9 +209,9 @@ static int __devinit electra_cf_probe(struct platform_device *ofdev) cf->ofdev = ofdev; cf->mem_phys = mem.start; - cf->mem_size = PAGE_ALIGN(mem.end - mem.start); + cf->mem_size = PAGE_ALIGN(resource_size(&mem)); cf->mem_base = ioremap(cf->mem_phys, cf->mem_size); - cf->io_size = PAGE_ALIGN(io.end - io.start); + cf->io_size = PAGE_ALIGN(resource_size(&io)); area = __get_vm_area(cf->io_size, 0, PHB_IO_BASE, PHB_IO_END); if (area == NULL) diff --git a/drivers/pcmcia/rsrc_iodyn.c b/drivers/pcmcia/rsrc_iodyn.c index 523eb691c30..f53c237bda2 100644 --- a/drivers/pcmcia/rsrc_iodyn.c +++ b/drivers/pcmcia/rsrc_iodyn.c @@ -135,7 +135,7 @@ static int iodyn_find_io(struct pcmcia_socket *s, unsigned int attr, try = res->end + 1; if ((*base == 0) || (*base == try)) { if (adjust_resource(s->io[i].res, res->start, - res->end - res->start + num + 1)) + resource_size(res) + num)) continue; *base = try; s->io[i].InUse += num; @@ -147,8 +147,8 @@ static int iodyn_find_io(struct pcmcia_socket *s, unsigned int attr, try = res->start - num; if ((*base == 0) || (*base == try)) { if (adjust_resource(s->io[i].res, - res->start - num, - res->end - res->start + num + 1)) + res->start - num, + resource_size(res) + num)) continue; *base = try; s->io[i].InUse += num; diff --git a/drivers/pcmcia/rsrc_nonstatic.c b/drivers/pcmcia/rsrc_nonstatic.c index b187555d438..9da9656242a 100644 --- a/drivers/pcmcia/rsrc_nonstatic.c +++ b/drivers/pcmcia/rsrc_nonstatic.c @@ -770,7 +770,7 @@ static int nonstatic_find_io(struct pcmcia_socket *s, unsigned int attr, res->end + num); if (!ret) { ret = adjust_resource(s->io[i].res, res->start, - res->end - res->start + num + 1); + resource_size(res) + num); if (ret) continue; *base = try; @@ -788,8 +788,8 @@ static int nonstatic_find_io(struct pcmcia_socket *s, unsigned int attr, res->end); if (!ret) { ret = adjust_resource(s->io[i].res, - res->start - num, - res->end - res->start + num + 1); + res->start - num, + resource_size(res) + num); if (ret) continue; *base = try; diff --git a/drivers/pnp/pnpacpi/rsparser.c b/drivers/pnp/pnpacpi/rsparser.c index 100e4d9372f..1a6937d9118 100644 --- a/drivers/pnp/pnpacpi/rsparser.c +++ b/drivers/pnp/pnpacpi/rsparser.c @@ -1018,7 +1018,7 @@ static void pnpacpi_encode_io(struct pnp_dev *dev, io->minimum = p->start; io->maximum = p->end; io->alignment = 0; /* Correct? */ - io->address_length = p->end - p->start + 1; + io->address_length = resource_size(p); } else { io->minimum = 0; io->address_length = 0; @@ -1036,7 +1036,7 @@ static void pnpacpi_encode_fixed_io(struct pnp_dev *dev, if (pnp_resource_enabled(p)) { fixed_io->address = p->start; - fixed_io->address_length = p->end - p->start + 1; + fixed_io->address_length = resource_size(p); } else { fixed_io->address = 0; fixed_io->address_length = 0; @@ -1059,7 +1059,7 @@ static void pnpacpi_encode_mem24(struct pnp_dev *dev, memory24->minimum = p->start; memory24->maximum = p->end; memory24->alignment = 0; - memory24->address_length = p->end - p->start + 1; + memory24->address_length = resource_size(p); } else { memory24->minimum = 0; memory24->address_length = 0; @@ -1083,7 +1083,7 @@ static void pnpacpi_encode_mem32(struct pnp_dev *dev, memory32->minimum = p->start; memory32->maximum = p->end; memory32->alignment = 0; - memory32->address_length = p->end - p->start + 1; + memory32->address_length = resource_size(p); } else { memory32->minimum = 0; memory32->alignment = 0; @@ -1106,7 +1106,7 @@ static void pnpacpi_encode_fixed_mem32(struct pnp_dev *dev, p->flags & IORESOURCE_MEM_WRITEABLE ? ACPI_READ_WRITE_MEMORY : ACPI_READ_ONLY_MEMORY; fixed_memory32->address = p->start; - fixed_memory32->address_length = p->end - p->start + 1; + fixed_memory32->address_length = resource_size(p); } else { fixed_memory32->address = 0; fixed_memory32->address_length = 0; diff --git a/drivers/pnp/pnpbios/rsparser.c b/drivers/pnp/pnpbios/rsparser.c index cb1f47bfee9..cca2f9f9f3e 100644 --- a/drivers/pnp/pnpbios/rsparser.c +++ b/drivers/pnp/pnpbios/rsparser.c @@ -505,7 +505,7 @@ static void pnpbios_encode_mem(struct pnp_dev *dev, unsigned char *p, if (pnp_resource_enabled(res)) { base = res->start; - len = res->end - res->start + 1; + len = resource_size(res); } else { base = 0; len = 0; @@ -529,7 +529,7 @@ static void pnpbios_encode_mem32(struct pnp_dev *dev, unsigned char *p, if (pnp_resource_enabled(res)) { base = res->start; - len = res->end - res->start + 1; + len = resource_size(res); } else { base = 0; len = 0; @@ -559,7 +559,7 @@ static void pnpbios_encode_fixed_mem32(struct pnp_dev *dev, unsigned char *p, if (pnp_resource_enabled(res)) { base = res->start; - len = res->end - res->start + 1; + len = resource_size(res); } else { base = 0; len = 0; @@ -617,7 +617,7 @@ static void pnpbios_encode_port(struct pnp_dev *dev, unsigned char *p, if (pnp_resource_enabled(res)) { base = res->start; - len = res->end - res->start + 1; + len = resource_size(res); } else { base = 0; len = 0; @@ -636,11 +636,11 @@ static void pnpbios_encode_fixed_port(struct pnp_dev *dev, unsigned char *p, struct resource *res) { unsigned long base = res->start; - unsigned long len = res->end - res->start + 1; + unsigned long len = resource_size(res); if (pnp_resource_enabled(res)) { base = res->start; - len = res->end - res->start + 1; + len = resource_size(res); } else { base = 0; len = 0; diff --git a/drivers/rtc/rtc-at32ap700x.c b/drivers/rtc/rtc-at32ap700x.c index e725d51e773..8dd08305aae 100644 --- a/drivers/rtc/rtc-at32ap700x.c +++ b/drivers/rtc/rtc-at32ap700x.c @@ -223,7 +223,7 @@ static int __init at32_rtc_probe(struct platform_device *pdev) } rtc->irq = irq; - rtc->regs = ioremap(regs->start, regs->end - regs->start + 1); + rtc->regs = ioremap(regs->start, resource_size(regs)); if (!rtc->regs) { ret = -ENOMEM; dev_dbg(&pdev->dev, "could not map I/O memory\n"); diff --git a/drivers/rtc/rtc-cmos.c b/drivers/rtc/rtc-cmos.c index 911e75cdc12..05beb6c1ca7 100644 --- a/drivers/rtc/rtc-cmos.c +++ b/drivers/rtc/rtc-cmos.c @@ -606,7 +606,7 @@ cmos_do_probe(struct device *dev, struct resource *ports, int rtc_irq) * (needing ioremap etc), not i/o space resources like this ... */ ports = request_region(ports->start, - ports->end + 1 - ports->start, + resource_size(ports), driver_name); if (!ports) { dev_dbg(dev, "i/o registers already in use\n"); @@ -750,7 +750,7 @@ cleanup1: cmos_rtc.dev = NULL; rtc_device_unregister(cmos_rtc.rtc); cleanup0: - release_region(ports->start, ports->end + 1 - ports->start); + release_region(ports->start, resource_size(ports)); return retval; } @@ -779,7 +779,7 @@ static void __exit cmos_do_remove(struct device *dev) cmos->rtc = NULL; ports = cmos->iomem; - release_region(ports->start, ports->end + 1 - ports->start); + release_region(ports->start, resource_size(ports)); cmos->iomem = NULL; cmos->dev = NULL; diff --git a/drivers/rtc/rtc-ds1286.c b/drivers/rtc/rtc-ds1286.c index 47e681df31e..68e6caf2549 100644 --- a/drivers/rtc/rtc-ds1286.c +++ b/drivers/rtc/rtc-ds1286.c @@ -343,7 +343,7 @@ static int __devinit ds1286_probe(struct platform_device *pdev) if (!priv) return -ENOMEM; - priv->size = res->end - res->start + 1; + priv->size = resource_size(res); if (!request_mem_region(res->start, priv->size, pdev->name)) { ret = -EBUSY; goto out; diff --git a/drivers/rtc/rtc-ds1511.c b/drivers/rtc/rtc-ds1511.c index fbabc773dde..568ad30617e 100644 --- a/drivers/rtc/rtc-ds1511.c +++ b/drivers/rtc/rtc-ds1511.c @@ -490,7 +490,7 @@ ds1511_rtc_probe(struct platform_device *pdev) pdata = devm_kzalloc(&pdev->dev, sizeof(*pdata), GFP_KERNEL); if (!pdata) return -ENOMEM; - pdata->size = res->end - res->start + 1; + pdata->size = resource_size(res); if (!devm_request_mem_region(&pdev->dev, res->start, pdata->size, pdev->name)) return -EBUSY; diff --git a/drivers/rtc/rtc-ds1742.c b/drivers/rtc/rtc-ds1742.c index 042630c90dd..d84a448dd75 100644 --- a/drivers/rtc/rtc-ds1742.c +++ b/drivers/rtc/rtc-ds1742.c @@ -173,7 +173,7 @@ static int __devinit ds1742_rtc_probe(struct platform_device *pdev) pdata = devm_kzalloc(&pdev->dev, sizeof(*pdata), GFP_KERNEL); if (!pdata) return -ENOMEM; - pdata->size = res->end - res->start + 1; + pdata->size = resource_size(res); if (!devm_request_mem_region(&pdev->dev, res->start, pdata->size, pdev->name)) return -EBUSY; diff --git a/drivers/rtc/rtc-m48t35.c b/drivers/rtc/rtc-m48t35.c index 7410875e583..8e2a24e33ed 100644 --- a/drivers/rtc/rtc-m48t35.c +++ b/drivers/rtc/rtc-m48t35.c @@ -154,7 +154,7 @@ static int __devinit m48t35_probe(struct platform_device *pdev) if (!priv) return -ENOMEM; - priv->size = res->end - res->start + 1; + priv->size = resource_size(res); /* * kludge: remove the #ifndef after ioc3 resource * conflicts are resolved diff --git a/drivers/rtc/rtc-m48t59.c b/drivers/rtc/rtc-m48t59.c index 3978f4caf72..28365388fb6 100644 --- a/drivers/rtc/rtc-m48t59.c +++ b/drivers/rtc/rtc-m48t59.c @@ -433,7 +433,7 @@ static int __devinit m48t59_rtc_probe(struct platform_device *pdev) if (!m48t59->ioaddr) { /* ioaddr not mapped externally */ - m48t59->ioaddr = ioremap(res->start, res->end - res->start + 1); + m48t59->ioaddr = ioremap(res->start, resource_size(res)); if (!m48t59->ioaddr) goto out; } diff --git a/drivers/rtc/rtc-mrst.c b/drivers/rtc/rtc-mrst.c index 0cec5650d56..d33544802a2 100644 --- a/drivers/rtc/rtc-mrst.c +++ b/drivers/rtc/rtc-mrst.c @@ -332,9 +332,8 @@ vrtc_mrst_do_probe(struct device *dev, struct resource *iomem, int rtc_irq) if (!iomem) return -ENODEV; - iomem = request_mem_region(iomem->start, - iomem->end + 1 - iomem->start, - driver_name); + iomem = request_mem_region(iomem->start, resource_size(iomem), + driver_name); if (!iomem) { dev_dbg(dev, "i/o mem already in use.\n"); return -EBUSY; diff --git a/drivers/rtc/rtc-puv3.c b/drivers/rtc/rtc-puv3.c index 46f14b82f3a..b3eba3cddd4 100644 --- a/drivers/rtc/rtc-puv3.c +++ b/drivers/rtc/rtc-puv3.c @@ -267,9 +267,8 @@ static int puv3_rtc_probe(struct platform_device *pdev) return -ENOENT; } - puv3_rtc_mem = request_mem_region(res->start, - res->end-res->start+1, - pdev->name); + puv3_rtc_mem = request_mem_region(res->start, resource_size(res), + pdev->name); if (puv3_rtc_mem == NULL) { dev_err(&pdev->dev, "failed to reserve memory region\n"); diff --git a/drivers/rtc/rtc-s3c.c b/drivers/rtc/rtc-s3c.c index 16512ecae31..2a65e85e0f5 100644 --- a/drivers/rtc/rtc-s3c.c +++ b/drivers/rtc/rtc-s3c.c @@ -455,8 +455,7 @@ static int __devinit s3c_rtc_probe(struct platform_device *pdev) return -ENOENT; } - s3c_rtc_mem = request_mem_region(res->start, - res->end-res->start+1, + s3c_rtc_mem = request_mem_region(res->start, resource_size(res), pdev->name); if (s3c_rtc_mem == NULL) { @@ -465,7 +464,7 @@ static int __devinit s3c_rtc_probe(struct platform_device *pdev) goto err_nores; } - s3c_rtc_base = ioremap(res->start, res->end - res->start + 1); + s3c_rtc_base = ioremap(res->start, resource_size(res)); if (s3c_rtc_base == NULL) { dev_err(&pdev->dev, "failed ioremap()\n"); ret = -EINVAL; diff --git a/drivers/staging/generic_serial/ser_a2232.c b/drivers/staging/generic_serial/ser_a2232.c index 3f47c2ead8e..0c08e1c2558 100644 --- a/drivers/staging/generic_serial/ser_a2232.c +++ b/drivers/staging/generic_serial/ser_a2232.c @@ -746,7 +746,8 @@ static int __init a2232board_init(void) zd_a2232[nr_a2232] = z; boardaddr = ZTWO_VADDR( z->resource.start ); - printk("Board is located at address 0x%x, size is 0x%x.\n", boardaddr, (unsigned int) ((z->resource.end+1) - (z->resource.start))); + printk("Board is located at address 0x%x, size is 0x%x\n", + boardaddr, (unsigned int)resource_size(&z->resource)); mem = (volatile struct a2232memory *) boardaddr; diff --git a/drivers/staging/gma500/psb_gtt.c b/drivers/staging/gma500/psb_gtt.c index 74c5a6569d0..280f9d44546 100644 --- a/drivers/staging/gma500/psb_gtt.c +++ b/drivers/staging/gma500/psb_gtt.c @@ -80,7 +80,7 @@ static int psb_gtt_insert(struct drm_device *dev, struct gtt_range *r) { struct drm_psb_private *dev_priv = dev->dev_private; u32 *gtt_slot, pte; - int numpages = (r->resource.end + 1 - r->resource.start) >> PAGE_SHIFT; + int numpages = resource_size(&r->resource) >> PAGE_SHIFT; struct page **pages; int i; @@ -121,7 +121,7 @@ static void psb_gtt_remove(struct drm_device *dev, struct gtt_range *r) { struct drm_psb_private *dev_priv = dev->dev_private; u32 *gtt_slot, pte; - int numpages = (r->resource.end + 1 - r->resource.start) >> PAGE_SHIFT; + int numpages = resource_size(&r->resource) >> PAGE_SHIFT; int i; WARN_ON(r->stolen); @@ -149,7 +149,7 @@ static int psb_gtt_attach_pages(struct gtt_range *gt) struct address_space *mapping; int i; struct page *p; - int pages = (gt->resource.end + 1 - gt->resource.start) >> PAGE_SHIFT; + int pages = resource_size(>->resource) >> PAGE_SHIFT; WARN_ON(gt->pages); @@ -191,7 +191,7 @@ err: static void psb_gtt_detach_pages(struct gtt_range *gt) { int i; - int pages = (gt->resource.end + 1 - gt->resource.start) >> PAGE_SHIFT; + int pages = resource_size(>->resource) >> PAGE_SHIFT; for (i = 0; i < pages; i++) { /* FIXME: do we need to force dirty */ diff --git a/drivers/tty/serial/bfin_5xx.c b/drivers/tty/serial/bfin_5xx.c index 9b1ff2b6bb3..ff6979181ac 100644 --- a/drivers/tty/serial/bfin_5xx.c +++ b/drivers/tty/serial/bfin_5xx.c @@ -1304,8 +1304,7 @@ static int bfin_serial_probe(struct platform_device *pdev) goto out_error_free_peripherals; } - uart->port.membase = ioremap(res->start, - res->end - res->start); + uart->port.membase = ioremap(res->start, resource_size(res)); if (!uart->port.membase) { dev_err(&pdev->dev, "Cannot map uart IO\n"); ret = -ENXIO; @@ -1483,7 +1482,7 @@ static int bfin_earlyprintk_probe(struct platform_device *pdev) } bfin_earlyprintk_port.port.membase = ioremap(res->start, - res->end - res->start); + resource_size(res)); if (!bfin_earlyprintk_port.port.membase) { dev_err(&pdev->dev, "Cannot map uart IO\n"); ret = -ENXIO; diff --git a/drivers/tty/serial/imx.c b/drivers/tty/serial/imx.c index a54473123e0..22fe801cce3 100644 --- a/drivers/tty/serial/imx.c +++ b/drivers/tty/serial/imx.c @@ -954,7 +954,7 @@ static void imx_release_port(struct uart_port *port) struct resource *mmres; mmres = platform_get_resource(pdev, IORESOURCE_MEM, 0); - release_mem_region(mmres->start, mmres->end - mmres->start + 1); + release_mem_region(mmres->start, resource_size(mmres)); } /* @@ -970,8 +970,7 @@ static int imx_request_port(struct uart_port *port) if (!mmres) return -ENODEV; - ret = request_mem_region(mmres->start, mmres->end - mmres->start + 1, - "imx-uart"); + ret = request_mem_region(mmres->start, resource_size(mmres), "imx-uart"); return ret ? 0 : -EBUSY; } diff --git a/drivers/tty/serial/m32r_sio.c b/drivers/tty/serial/m32r_sio.c index 84db7321cce..8e07517f8ac 100644 --- a/drivers/tty/serial/m32r_sio.c +++ b/drivers/tty/serial/m32r_sio.c @@ -892,7 +892,7 @@ static int m32r_sio_request_port(struct uart_port *port) * If we have a mapbase, then request that as well. */ if (ret == 0 && up->port.flags & UPF_IOREMAP) { - int size = res->end - res->start + 1; + int size = resource_size(res); up->port.membase = ioremap(up->port.mapbase, size); if (!up->port.membase) diff --git a/drivers/tty/serial/omap-serial.c b/drivers/tty/serial/omap-serial.c index 47cadf47414..c37df8d0fa2 100644 --- a/drivers/tty/serial/omap-serial.c +++ b/drivers/tty/serial/omap-serial.c @@ -1241,8 +1241,8 @@ static int serial_omap_probe(struct platform_device *pdev) return -ENODEV; } - if (!request_mem_region(mem->start, (mem->end - mem->start) + 1, - pdev->dev.driver->name)) { + if (!request_mem_region(mem->start, resource_size(mem), + pdev->dev.driver->name)) { dev_err(&pdev->dev, "memory region already claimed\n"); return -EBUSY; } @@ -1308,7 +1308,7 @@ err: dev_err(&pdev->dev, "[UART%d]: failure [%s]: %d\n", pdev->id, __func__, ret); do_release_region: - release_mem_region(mem->start, (mem->end - mem->start) + 1); + release_mem_region(mem->start, resource_size(mem)); return ret; } diff --git a/drivers/tty/serial/pxa.c b/drivers/tty/serial/pxa.c index 4302e6e3768..531931c1b25 100644 --- a/drivers/tty/serial/pxa.c +++ b/drivers/tty/serial/pxa.c @@ -803,7 +803,7 @@ static int serial_pxa_probe(struct platform_device *dev) break; } - sport->port.membase = ioremap(mmres->start, mmres->end - mmres->start + 1); + sport->port.membase = ioremap(mmres->start, resource_size(mmres)); if (!sport->port.membase) { ret = -ENOMEM; goto err_clk; diff --git a/drivers/tty/serial/sunsu.c b/drivers/tty/serial/sunsu.c index 92aa54550e8..ad0f8f5f6ea 100644 --- a/drivers/tty/serial/sunsu.c +++ b/drivers/tty/serial/sunsu.c @@ -1435,7 +1435,7 @@ static int __devinit su_probe(struct platform_device *op) rp = &op->resource[0]; up->port.mapbase = rp->start; - up->reg_size = (rp->end - rp->start) + 1; + up->reg_size = resource_size(rp); up->port.membase = of_ioremap(rp, 0, up->reg_size, "su"); if (!up->port.membase) { if (type != SU_PORT_PORT) diff --git a/drivers/tty/serial/vt8500_serial.c b/drivers/tty/serial/vt8500_serial.c index 37fc4e3d487..026cb9ea5cd 100644 --- a/drivers/tty/serial/vt8500_serial.c +++ b/drivers/tty/serial/vt8500_serial.c @@ -573,8 +573,7 @@ static int __init vt8500_serial_probe(struct platform_device *pdev) snprintf(vt8500_port->name, sizeof(vt8500_port->name), "VT8500 UART%d", pdev->id); - vt8500_port->uart.membase = ioremap(mmres->start, - mmres->end - mmres->start + 1); + vt8500_port->uart.membase = ioremap(mmres->start, resource_size(mmres)); if (!vt8500_port->uart.membase) { ret = -ENOMEM; goto err; diff --git a/drivers/uio/uio_pdrv.c b/drivers/uio/uio_pdrv.c index 7d3e469b990..bdc3db94612 100644 --- a/drivers/uio/uio_pdrv.c +++ b/drivers/uio/uio_pdrv.c @@ -58,7 +58,7 @@ static int uio_pdrv_probe(struct platform_device *pdev) uiomem->memtype = UIO_MEM_PHYS; uiomem->addr = r->start; - uiomem->size = r->end - r->start + 1; + uiomem->size = resource_size(r); ++uiomem; } diff --git a/drivers/uio/uio_pdrv_genirq.c b/drivers/uio/uio_pdrv_genirq.c index 0f424af7f10..31e799d9efe 100644 --- a/drivers/uio/uio_pdrv_genirq.c +++ b/drivers/uio/uio_pdrv_genirq.c @@ -137,7 +137,7 @@ static int uio_pdrv_genirq_probe(struct platform_device *pdev) uiomem->memtype = UIO_MEM_PHYS; uiomem->addr = r->start; - uiomem->size = r->end - r->start + 1; + uiomem->size = resource_size(r); ++uiomem; } diff --git a/drivers/usb/gadget/atmel_usba_udc.c b/drivers/usb/gadget/atmel_usba_udc.c index db1a659702b..f045c8968a6 100644 --- a/drivers/usb/gadget/atmel_usba_udc.c +++ b/drivers/usb/gadget/atmel_usba_udc.c @@ -272,7 +272,7 @@ static void usba_init_debugfs(struct usba_udc *udc) regs_resource = platform_get_resource(udc->pdev, IORESOURCE_MEM, CTRL_IOMEM_ID); - regs->d_inode->i_size = regs_resource->end - regs_resource->start + 1; + regs->d_inode->i_size = resource_size(regs_resource); udc->debugfs_regs = regs; usba_ep_init_debugfs(udc, to_usba_ep(udc->gadget.ep0)); diff --git a/drivers/usb/gadget/fsl_udc_core.c b/drivers/usb/gadget/fsl_udc_core.c index 2cd9a60c7f3..9c8e56fd0ff 100644 --- a/drivers/usb/gadget/fsl_udc_core.c +++ b/drivers/usb/gadget/fsl_udc_core.c @@ -2445,7 +2445,7 @@ static int __init fsl_udc_probe(struct platform_device *pdev) } if (pdata->operating_mode == FSL_USB2_DR_DEVICE) { - if (!request_mem_region(res->start, res->end - res->start + 1, + if (!request_mem_region(res->start, resource_size(res), driver_name)) { ERR("request mem region for %s failed\n", pdev->name); ret = -EBUSY; @@ -2593,7 +2593,7 @@ err_iounmap_noclk: iounmap(dr_regs); err_release_mem_region: if (pdata->operating_mode == FSL_USB2_DR_DEVICE) - release_mem_region(res->start, res->end - res->start + 1); + release_mem_region(res->start, resource_size(res)); err_kfree: kfree(udc_controller); udc_controller = NULL; @@ -2628,7 +2628,7 @@ static int __exit fsl_udc_remove(struct platform_device *pdev) free_irq(udc_controller->irq, udc_controller); iounmap(dr_regs); if (pdata->operating_mode == FSL_USB2_DR_DEVICE) - release_mem_region(res->start, res->end - res->start + 1); + release_mem_region(res->start, resource_size(res)); device_unregister(&udc_controller->gadget.dev); /* free udc --wait for the release() finished */ diff --git a/drivers/usb/host/ehci-ath79.c b/drivers/usb/host/ehci-ath79.c index 98cc8a13169..eab3d7059fb 100644 --- a/drivers/usb/host/ehci-ath79.c +++ b/drivers/usb/host/ehci-ath79.c @@ -146,7 +146,7 @@ static int ehci_ath79_probe(struct platform_device *pdev) return -ENOMEM; hcd->rsrc_start = res->start; - hcd->rsrc_len = res->end - res->start + 1; + hcd->rsrc_len = resource_size(res); if (!request_mem_region(hcd->rsrc_start, hcd->rsrc_len, hcd_name)) { dev_dbg(&pdev->dev, "controller already in use\n"); diff --git a/drivers/usb/host/ehci-cns3xxx.c b/drivers/usb/host/ehci-cns3xxx.c index d41745c6f0c..6536abdea6e 100644 --- a/drivers/usb/host/ehci-cns3xxx.c +++ b/drivers/usb/host/ehci-cns3xxx.c @@ -107,7 +107,7 @@ static int cns3xxx_ehci_probe(struct platform_device *pdev) } hcd->rsrc_start = res->start; - hcd->rsrc_len = res->end - res->start + 1; + hcd->rsrc_len = resource_size(res); if (!request_mem_region(hcd->rsrc_start, hcd->rsrc_len, driver->description)) { diff --git a/drivers/usb/host/ehci-fsl.c b/drivers/usb/host/ehci-fsl.c index f380bf97e5a..34a3140d1e5 100644 --- a/drivers/usb/host/ehci-fsl.c +++ b/drivers/usb/host/ehci-fsl.c @@ -100,7 +100,7 @@ static int usb_hcd_fsl_probe(const struct hc_driver *driver, goto err2; } hcd->rsrc_start = res->start; - hcd->rsrc_len = res->end - res->start + 1; + hcd->rsrc_len = resource_size(res); if (!request_mem_region(hcd->rsrc_start, hcd->rsrc_len, driver->description)) { dev_dbg(&pdev->dev, "controller already in use\n"); diff --git a/drivers/usb/host/ehci-grlib.c b/drivers/usb/host/ehci-grlib.c index 93b230dc51a..fdfd8c5b639 100644 --- a/drivers/usb/host/ehci-grlib.c +++ b/drivers/usb/host/ehci-grlib.c @@ -130,7 +130,7 @@ static int __devinit ehci_hcd_grlib_probe(struct platform_device *op) return -ENOMEM; hcd->rsrc_start = res.start; - hcd->rsrc_len = res.end - res.start + 1; + hcd->rsrc_len = resource_size(&res); if (!request_mem_region(hcd->rsrc_start, hcd->rsrc_len, hcd_name)) { printk(KERN_ERR "%s: request_mem_region failed\n", __FILE__); diff --git a/drivers/usb/host/ehci-ixp4xx.c b/drivers/usb/host/ehci-ixp4xx.c index 50e600d26e2..c4460f3d009 100644 --- a/drivers/usb/host/ehci-ixp4xx.c +++ b/drivers/usb/host/ehci-ixp4xx.c @@ -100,7 +100,7 @@ static int ixp4xx_ehci_probe(struct platform_device *pdev) goto fail_request_resource; } hcd->rsrc_start = res->start; - hcd->rsrc_len = res->end - res->start + 1; + hcd->rsrc_len = resource_size(res); if (!request_mem_region(hcd->rsrc_start, hcd->rsrc_len, driver->description)) { diff --git a/drivers/usb/host/ehci-octeon.c b/drivers/usb/host/ehci-octeon.c index ff55757ba7d..c3ba3ed5f3a 100644 --- a/drivers/usb/host/ehci-octeon.c +++ b/drivers/usb/host/ehci-octeon.c @@ -124,7 +124,7 @@ static int ehci_octeon_drv_probe(struct platform_device *pdev) return -ENOMEM; hcd->rsrc_start = res_mem->start; - hcd->rsrc_len = res_mem->end - res_mem->start + 1; + hcd->rsrc_len = resource_size(res_mem); if (!request_mem_region(hcd->rsrc_start, hcd->rsrc_len, OCTEON_EHCI_HCD_NAME)) { diff --git a/drivers/usb/host/ehci-pmcmsp.c b/drivers/usb/host/ehci-pmcmsp.c index cd69099cda1..e8d54de44ac 100644 --- a/drivers/usb/host/ehci-pmcmsp.c +++ b/drivers/usb/host/ehci-pmcmsp.c @@ -124,7 +124,7 @@ static int usb_hcd_msp_map_regs(struct mspusb_device *dev) res = platform_get_resource(pdev, IORESOURCE_MEM, 1); if (res == NULL) return -ENOMEM; - res_len = res->end - res->start + 1; + res_len = resource_size(res); if (!request_mem_region(res->start, res_len, "mab regs")) return -EBUSY; @@ -140,7 +140,7 @@ static int usb_hcd_msp_map_regs(struct mspusb_device *dev) retval = -ENOMEM; goto err2; } - res_len = res->end - res->start + 1; + res_len = resource_size(res); if (!request_mem_region(res->start, res_len, "usbid regs")) { retval = -EBUSY; goto err2; @@ -154,13 +154,13 @@ static int usb_hcd_msp_map_regs(struct mspusb_device *dev) return 0; err3: res = platform_get_resource(pdev, IORESOURCE_MEM, 2); - res_len = res->end - res->start + 1; + res_len = resource_size(res); release_mem_region(res->start, res_len); err2: iounmap(dev->mab_regs); err1: res = platform_get_resource(pdev, IORESOURCE_MEM, 1); - res_len = res->end - res->start + 1; + res_len = resource_size(res); release_mem_region(res->start, res_len); dev_err(&pdev->dev, "Failed to map non-EHCI regs.\n"); return retval; @@ -194,7 +194,7 @@ int usb_hcd_msp_probe(const struct hc_driver *driver, goto err1; } hcd->rsrc_start = res->start; - hcd->rsrc_len = res->end - res->start + 1; + hcd->rsrc_len = resource_size(res); if (!request_mem_region(hcd->rsrc_start, hcd->rsrc_len, dev->name)) { retval = -EBUSY; goto err1; diff --git a/drivers/usb/host/ehci-ppc-of.c b/drivers/usb/host/ehci-ppc-of.c index 8552db6c29c..41d11fe1425 100644 --- a/drivers/usb/host/ehci-ppc-of.c +++ b/drivers/usb/host/ehci-ppc-of.c @@ -130,7 +130,7 @@ static int __devinit ehci_hcd_ppc_of_probe(struct platform_device *op) return -ENOMEM; hcd->rsrc_start = res.start; - hcd->rsrc_len = res.end - res.start + 1; + hcd->rsrc_len = resource_size(&res); if (!request_mem_region(hcd->rsrc_start, hcd->rsrc_len, hcd_name)) { printk(KERN_ERR "%s: request_mem_region failed\n", __FILE__); diff --git a/drivers/usb/host/ehci-w90x900.c b/drivers/usb/host/ehci-w90x900.c index 52a027aaa37..d661cf7de14 100644 --- a/drivers/usb/host/ehci-w90x900.c +++ b/drivers/usb/host/ehci-w90x900.c @@ -41,7 +41,7 @@ static int __devinit usb_w90x900_probe(const struct hc_driver *driver, } hcd->rsrc_start = res->start; - hcd->rsrc_len = res->end - res->start + 1; + hcd->rsrc_len = resource_size(res); if (!request_mem_region(hcd->rsrc_start, hcd->rsrc_len, hcd_name)) { retval = -EBUSY; diff --git a/drivers/usb/host/ehci-xilinx-of.c b/drivers/usb/host/ehci-xilinx-of.c index a64d6d66d76..32793ce3d9e 100644 --- a/drivers/usb/host/ehci-xilinx-of.c +++ b/drivers/usb/host/ehci-xilinx-of.c @@ -174,7 +174,7 @@ static int __devinit ehci_hcd_xilinx_of_probe(struct platform_device *op) return -ENOMEM; hcd->rsrc_start = res.start; - hcd->rsrc_len = res.end - res.start + 1; + hcd->rsrc_len = resource_size(&res); if (!request_mem_region(hcd->rsrc_start, hcd->rsrc_len, hcd_name)) { printk(KERN_ERR "%s: request_mem_region failed\n", __FILE__); diff --git a/drivers/usb/host/fhci-hcd.c b/drivers/usb/host/fhci-hcd.c index 19223c7449e..572ea53b022 100644 --- a/drivers/usb/host/fhci-hcd.c +++ b/drivers/usb/host/fhci-hcd.c @@ -605,7 +605,7 @@ static int __devinit of_fhci_probe(struct platform_device *ofdev) goto err_regs; } - hcd->regs = ioremap(usb_regs.start, usb_regs.end - usb_regs.start + 1); + hcd->regs = ioremap(usb_regs.start, resource_size(&usb_regs)); if (!hcd->regs) { dev_err(dev, "could not ioremap regs\n"); ret = -ENOMEM; diff --git a/drivers/usb/host/ohci-ath79.c b/drivers/usb/host/ohci-ath79.c index ffea3e7cb0a..c620c50f677 100644 --- a/drivers/usb/host/ohci-ath79.c +++ b/drivers/usb/host/ohci-ath79.c @@ -93,8 +93,8 @@ static int ohci_ath79_probe(struct platform_device *pdev) ret = -ENODEV; goto err_put_hcd; } - hcd->rsrc_start = res->start; - hcd->rsrc_len = res->end - res->start + 1; + hcd->rsrc_start = res->start; + hcd->rsrc_len = resource_size(res); if (!request_mem_region(hcd->rsrc_start, hcd->rsrc_len, hcd_name)) { dev_dbg(&pdev->dev, "controller already in use\n"); diff --git a/drivers/usb/host/ohci-cns3xxx.c b/drivers/usb/host/ohci-cns3xxx.c index f05ef87e934..5a00a1e1c6c 100644 --- a/drivers/usb/host/ohci-cns3xxx.c +++ b/drivers/usb/host/ohci-cns3xxx.c @@ -100,7 +100,7 @@ static int cns3xxx_ohci_probe(struct platform_device *pdev) goto err1; } hcd->rsrc_start = res->start; - hcd->rsrc_len = res->end - res->start + 1; + hcd->rsrc_len = resource_size(res); if (!request_mem_region(hcd->rsrc_start, hcd->rsrc_len, driver->description)) { diff --git a/drivers/usb/host/ohci-da8xx.c b/drivers/usb/host/ohci-da8xx.c index d22fb4d577b..6aca2c4453f 100644 --- a/drivers/usb/host/ohci-da8xx.c +++ b/drivers/usb/host/ohci-da8xx.c @@ -322,7 +322,7 @@ static int usb_hcd_da8xx_probe(const struct hc_driver *driver, goto err2; } hcd->rsrc_start = mem->start; - hcd->rsrc_len = mem->end - mem->start + 1; + hcd->rsrc_len = resource_size(mem); if (!request_mem_region(hcd->rsrc_start, hcd->rsrc_len, hcd_name)) { dev_dbg(&pdev->dev, "request_mem_region failed\n"); diff --git a/drivers/usb/host/ohci-octeon.c b/drivers/usb/host/ohci-octeon.c index e4ddfaf8870..d8b45647d1d 100644 --- a/drivers/usb/host/ohci-octeon.c +++ b/drivers/usb/host/ohci-octeon.c @@ -135,7 +135,7 @@ static int ohci_octeon_drv_probe(struct platform_device *pdev) return -ENOMEM; hcd->rsrc_start = res_mem->start; - hcd->rsrc_len = res_mem->end - res_mem->start + 1; + hcd->rsrc_len = resource_size(res_mem); if (!request_mem_region(hcd->rsrc_start, hcd->rsrc_len, OCTEON_OHCI_HCD_NAME)) { diff --git a/drivers/usb/host/ohci-ppc-of.c b/drivers/usb/host/ohci-ppc-of.c index 1ca1821320f..0c12f4e14dc 100644 --- a/drivers/usb/host/ohci-ppc-of.c +++ b/drivers/usb/host/ohci-ppc-of.c @@ -110,7 +110,7 @@ static int __devinit ohci_hcd_ppc_of_probe(struct platform_device *op) return -ENOMEM; hcd->rsrc_start = res.start; - hcd->rsrc_len = res.end - res.start + 1; + hcd->rsrc_len = resource_size(&res); if (!request_mem_region(hcd->rsrc_start, hcd->rsrc_len, hcd_name)) { printk(KERN_ERR "%s: request_mem_region failed\n", __FILE__); diff --git a/drivers/usb/host/ohci-ppc-soc.c b/drivers/usb/host/ohci-ppc-soc.c index 89e670e38c1..c0f595c4448 100644 --- a/drivers/usb/host/ohci-ppc-soc.c +++ b/drivers/usb/host/ohci-ppc-soc.c @@ -56,7 +56,7 @@ static int usb_hcd_ppc_soc_probe(const struct hc_driver *driver, if (!hcd) return -ENOMEM; hcd->rsrc_start = res->start; - hcd->rsrc_len = res->end - res->start + 1; + hcd->rsrc_len = resource_size(res); if (!request_mem_region(hcd->rsrc_start, hcd->rsrc_len, hcd_name)) { pr_debug("%s: request_mem_region failed\n", __FILE__); diff --git a/drivers/usb/host/ohci-sa1111.c b/drivers/usb/host/ohci-sa1111.c index d8eb3bdafab..4204d9720d2 100644 --- a/drivers/usb/host/ohci-sa1111.c +++ b/drivers/usb/host/ohci-sa1111.c @@ -131,7 +131,7 @@ int usb_hcd_sa1111_probe (const struct hc_driver *driver, if (!hcd) return -ENOMEM; hcd->rsrc_start = dev->res.start; - hcd->rsrc_len = dev->res.end - dev->res.start + 1; + hcd->rsrc_len = resource_size(&dev->res); if (!request_mem_region(hcd->rsrc_start, hcd->rsrc_len, hcd_name)) { dbg("request_mem_region failed"); diff --git a/drivers/usb/host/ohci-sm501.c b/drivers/usb/host/ohci-sm501.c index 041d30f30c1..78918ca0da2 100644 --- a/drivers/usb/host/ohci-sm501.c +++ b/drivers/usb/host/ohci-sm501.c @@ -103,8 +103,7 @@ static int ohci_hcd_sm501_drv_probe(struct platform_device *pdev) goto err0; } - if (!request_mem_region(mem->start, mem->end - mem->start + 1, - pdev->name)) { + if (!request_mem_region(mem->start, resource_size(mem), pdev->name)) { dev_err(dev, "request_mem_region failed\n"); retval = -EBUSY; goto err0; @@ -126,7 +125,7 @@ static int ohci_hcd_sm501_drv_probe(struct platform_device *pdev) if (!dma_declare_coherent_memory(dev, mem->start, mem->start - mem->parent->start, - (mem->end - mem->start) + 1, + resource_size(mem), DMA_MEMORY_MAP | DMA_MEMORY_EXCLUSIVE)) { dev_err(dev, "cannot declare coherent memory\n"); @@ -149,7 +148,7 @@ static int ohci_hcd_sm501_drv_probe(struct platform_device *pdev) } hcd->rsrc_start = res->start; - hcd->rsrc_len = res->end - res->start + 1; + hcd->rsrc_len = resource_size(res); if (!request_mem_region(hcd->rsrc_start, hcd->rsrc_len, pdev->name)) { dev_err(dev, "request_mem_region failed\n"); @@ -185,7 +184,7 @@ err3: err2: dma_release_declared_memory(dev); err1: - release_mem_region(mem->start, mem->end - mem->start + 1); + release_mem_region(mem->start, resource_size(mem)); err0: return retval; } @@ -201,7 +200,7 @@ static int ohci_hcd_sm501_drv_remove(struct platform_device *pdev) dma_release_declared_memory(&pdev->dev); mem = platform_get_resource(pdev, IORESOURCE_MEM, 1); if (mem) - release_mem_region(mem->start, mem->end - mem->start + 1); + release_mem_region(mem->start, resource_size(mem)); /* mask interrupts and disable power */ diff --git a/drivers/usb/host/ohci-tmio.c b/drivers/usb/host/ohci-tmio.c index 3558491dd87..57ad1271fc9 100644 --- a/drivers/usb/host/ohci-tmio.c +++ b/drivers/usb/host/ohci-tmio.c @@ -208,13 +208,13 @@ static int __devinit ohci_hcd_tmio_drv_probe(struct platform_device *dev) } hcd->rsrc_start = regs->start; - hcd->rsrc_len = regs->end - regs->start + 1; + hcd->rsrc_len = resource_size(regs); tmio = hcd_to_tmio(hcd); spin_lock_init(&tmio->lock); - tmio->ccr = ioremap(config->start, config->end - config->start + 1); + tmio->ccr = ioremap(config->start, resource_size(config)); if (!tmio->ccr) { ret = -ENOMEM; goto err_ioremap_ccr; @@ -228,7 +228,7 @@ static int __devinit ohci_hcd_tmio_drv_probe(struct platform_device *dev) if (!dma_declare_coherent_memory(&dev->dev, sram->start, sram->start, - sram->end - sram->start + 1, + resource_size(sram), DMA_MEMORY_MAP | DMA_MEMORY_EXCLUSIVE)) { ret = -EBUSY; goto err_dma_declare; diff --git a/drivers/usb/host/oxu210hp-hcd.c b/drivers/usb/host/oxu210hp-hcd.c index 5fbe997dc6d..dcd889803f0 100644 --- a/drivers/usb/host/oxu210hp-hcd.c +++ b/drivers/usb/host/oxu210hp-hcd.c @@ -3828,7 +3828,7 @@ static int oxu_drv_probe(struct platform_device *pdev) return -ENODEV; } memstart = res->start; - memlen = res->end - res->start + 1; + memlen = resource_size(res); dev_dbg(&pdev->dev, "MEM resource %lx-%lx\n", memstart, memlen); if (!request_mem_region(memstart, memlen, oxu_hc_driver.description)) { diff --git a/drivers/usb/host/uhci-grlib.c b/drivers/usb/host/uhci-grlib.c index d01c1e22768..f7a62138e3e 100644 --- a/drivers/usb/host/uhci-grlib.c +++ b/drivers/usb/host/uhci-grlib.c @@ -111,7 +111,7 @@ static int __devinit uhci_hcd_grlib_probe(struct platform_device *op) return -ENOMEM; hcd->rsrc_start = res.start; - hcd->rsrc_len = res.end - res.start + 1; + hcd->rsrc_len = resource_size(&res); if (!request_mem_region(hcd->rsrc_start, hcd->rsrc_len, hcd_name)) { printk(KERN_ERR "%s: request_mem_region failed\n", __FILE__); diff --git a/drivers/usb/host/whci/init.c b/drivers/usb/host/whci/init.c index f7582e8e216..d3e13b640d4 100644 --- a/drivers/usb/host/whci/init.c +++ b/drivers/usb/host/whci/init.c @@ -178,7 +178,7 @@ void whc_clean_up(struct whc *whc) if (whc->qset_pool) dma_pool_destroy(whc->qset_pool); - len = whc->umc->resource.end - whc->umc->resource.start + 1; + len = resource_size(&whc->umc->resource); if (whc->base) iounmap(whc->base); if (whc->base_phys) diff --git a/drivers/uwb/whc-rc.c b/drivers/uwb/whc-rc.c index 70a004aa19d..3ae3c702500 100644 --- a/drivers/uwb/whc-rc.c +++ b/drivers/uwb/whc-rc.c @@ -222,7 +222,7 @@ int whcrc_setup_rc_umc(struct whcrc *whcrc) struct umc_dev *umc_dev = whcrc->umc_dev; whcrc->area = umc_dev->resource.start; - whcrc->rc_len = umc_dev->resource.end - umc_dev->resource.start + 1; + whcrc->rc_len = resource_size(&umc_dev->resource); result = -EBUSY; if (request_mem_region(whcrc->area, whcrc->rc_len, KBUILD_MODNAME) == NULL) { dev_err(dev, "can't request URC region (%zu bytes @ 0x%lx): %d\n", diff --git a/drivers/video/atmel_lcdfb.c b/drivers/video/atmel_lcdfb.c index 4484c721f0f..817ab60f753 100644 --- a/drivers/video/atmel_lcdfb.c +++ b/drivers/video/atmel_lcdfb.c @@ -906,7 +906,7 @@ static int __init atmel_lcdfb_probe(struct platform_device *pdev) if (map) { /* use a pre-allocated memory buffer */ info->fix.smem_start = map->start; - info->fix.smem_len = map->end - map->start + 1; + info->fix.smem_len = resource_size(map); if (!request_mem_region(info->fix.smem_start, info->fix.smem_len, pdev->name)) { ret = -EBUSY; @@ -932,7 +932,7 @@ static int __init atmel_lcdfb_probe(struct platform_device *pdev) /* LCDC registers */ info->fix.mmio_start = regs->start; - info->fix.mmio_len = regs->end - regs->start + 1; + info->fix.mmio_len = resource_size(regs); if (!request_mem_region(info->fix.mmio_start, info->fix.mmio_len, pdev->name)) { diff --git a/drivers/video/aty/atyfb_base.c b/drivers/video/aty/atyfb_base.c index ebb893c49e9..ad41f508b42 100644 --- a/drivers/video/aty/atyfb_base.c +++ b/drivers/video/aty/atyfb_base.c @@ -3460,9 +3460,10 @@ static int __devinit atyfb_setup_generic(struct pci_dev *pdev, raddr = addr + 0x7ff000UL; rrp = &pdev->resource[2]; - if ((rrp->flags & IORESOURCE_MEM) && request_mem_region(rrp->start, rrp->end - rrp->start + 1, "atyfb")) { + if ((rrp->flags & IORESOURCE_MEM) && + request_mem_region(rrp->start, resource_size(rrp), "atyfb")) { par->aux_start = rrp->start; - par->aux_size = rrp->end - rrp->start + 1; + par->aux_size = resource_size(rrp); raddr = rrp->start; PRINTKI("using auxiliary register aperture\n"); } @@ -3552,7 +3553,7 @@ static int __devinit atyfb_pci_probe(struct pci_dev *pdev, /* Reserve space */ res_start = rp->start; - res_size = rp->end - rp->start + 1; + res_size = resource_size(rp); if (!request_mem_region(res_start, res_size, "atyfb")) return -EBUSY; diff --git a/drivers/video/au1100fb.c b/drivers/video/au1100fb.c index 34b2fc472fe..01a8fde67f2 100644 --- a/drivers/video/au1100fb.c +++ b/drivers/video/au1100fb.c @@ -486,7 +486,7 @@ static int __devinit au1100fb_drv_probe(struct platform_device *dev) } au1100fb_fix.mmio_start = regs_res->start; - au1100fb_fix.mmio_len = regs_res->end - regs_res->start + 1; + au1100fb_fix.mmio_len = resource_size(regs_res); if (!request_mem_region(au1100fb_fix.mmio_start, au1100fb_fix.mmio_len, DRIVER_NAME)) { diff --git a/drivers/video/cobalt_lcdfb.c b/drivers/video/cobalt_lcdfb.c index 42fe155aba0..e02764319ff 100644 --- a/drivers/video/cobalt_lcdfb.c +++ b/drivers/video/cobalt_lcdfb.c @@ -303,7 +303,7 @@ static int __devinit cobalt_lcdfb_probe(struct platform_device *dev) return -EBUSY; } - info->screen_size = res->end - res->start + 1; + info->screen_size = resource_size(res); info->screen_base = ioremap(res->start, info->screen_size); info->fbops = &cobalt_lcd_fbops; info->fix = cobalt_lcdfb_fix; diff --git a/drivers/video/controlfb.c b/drivers/video/controlfb.c index c225dcce89e..9075bea5587 100644 --- a/drivers/video/controlfb.c +++ b/drivers/video/controlfb.c @@ -709,11 +709,11 @@ static int __init control_of_init(struct device_node *dp) /* Map in frame buffer and registers */ p->fb_orig_base = fb_res.start; - p->fb_orig_size = fb_res.end - fb_res.start + 1; + p->fb_orig_size = resource_size(&fb_res); /* use the big-endian aperture (??) */ p->frame_buffer_phys = fb_res.start + 0x800000; p->control_regs_phys = reg_res.start; - p->control_regs_size = reg_res.end - reg_res.start + 1; + p->control_regs_size = resource_size(®_res); if (!p->fb_orig_base || !request_mem_region(p->fb_orig_base,p->fb_orig_size,"controlfb")) { diff --git a/drivers/video/mb862xx/mb862xxfbdrv.c b/drivers/video/mb862xx/mb862xxfbdrv.c index f70bd63b018..ee1de3e26de 100644 --- a/drivers/video/mb862xx/mb862xxfbdrv.c +++ b/drivers/video/mb862xx/mb862xxfbdrv.c @@ -697,7 +697,7 @@ static int __devinit of_platform_mb862xx_probe(struct platform_device *ofdev) goto fbrel; } - res_size = 1 + res.end - res.start; + res_size = resource_size(&res); par->res = request_mem_region(res.start, res_size, DRV_NAME); if (par->res == NULL) { dev_err(dev, "Cannot claim framebuffer/mmio\n"); @@ -787,7 +787,7 @@ static int __devexit of_platform_mb862xx_remove(struct platform_device *ofdev) { struct fb_info *fbi = dev_get_drvdata(&ofdev->dev); struct mb862xxfb_par *par = fbi->par; - resource_size_t res_size = 1 + par->res->end - par->res->start; + resource_size_t res_size = resource_size(par->res); unsigned long reg; dev_dbg(fbi->dev, "%s release\n", fbi->fix.id); diff --git a/drivers/video/msm/mdp.c b/drivers/video/msm/mdp.c index c3636d55a3c..243d16f09b8 100644 --- a/drivers/video/msm/mdp.c +++ b/drivers/video/msm/mdp.c @@ -406,8 +406,7 @@ int mdp_probe(struct platform_device *pdev) goto error_get_irq; } - mdp->base = ioremap(resource->start, - resource->end - resource->start); + mdp->base = ioremap(resource->start, resource_size(resource)); if (mdp->base == 0) { printk(KERN_ERR "msmfb: cannot allocate mdp regs!\n"); ret = -ENOMEM; diff --git a/drivers/video/msm/msm_fb.c b/drivers/video/msm/msm_fb.c index ec351309e60..c6e3b4fcdd6 100644 --- a/drivers/video/msm/msm_fb.c +++ b/drivers/video/msm/msm_fb.c @@ -525,10 +525,9 @@ static int setup_fbmem(struct msmfb_info *msmfb, struct platform_device *pdev) return -ENOMEM; } fb->fix.smem_start = resource->start; - fb->fix.smem_len = resource->end - resource->start; - fbram = ioremap(resource->start, - resource->end - resource->start); - if (fbram == 0) { + fb->fix.smem_len = resource_size(resource); + fbram = ioremap(resource->start, resource_size(resource)); + if (fbram == NULL) { printk(KERN_ERR "msmfb: cannot allocate fbram!\n"); return -ENOMEM; } diff --git a/drivers/video/nuc900fb.c b/drivers/video/nuc900fb.c index f838d9e277f..0fff59782e4 100644 --- a/drivers/video/nuc900fb.c +++ b/drivers/video/nuc900fb.c @@ -551,7 +551,7 @@ static int __devinit nuc900fb_probe(struct platform_device *pdev) res = platform_get_resource(pdev, IORESOURCE_MEM, 0); - size = (res->end - res->start) + 1; + size = resource_size(res); fbi->mem = request_mem_region(res->start, size, pdev->name); if (fbi->mem == NULL) { dev_err(&pdev->dev, "failed to alloc memory region\n"); diff --git a/drivers/video/platinumfb.c b/drivers/video/platinumfb.c index ef532d9d3c9..f27ae16ead2 100644 --- a/drivers/video/platinumfb.c +++ b/drivers/video/platinumfb.c @@ -567,7 +567,7 @@ static int __devinit platinumfb_probe(struct platform_device* odev) * northbridge and that can fail. Only request framebuffer */ if (!request_mem_region(pinfo->rsrc_fb.start, - pinfo->rsrc_fb.end - pinfo->rsrc_fb.start + 1, + resource_size(&pinfo->rsrc_fb), "platinumfb framebuffer")) { printk(KERN_ERR "platinumfb: Can't request framebuffer !\n"); framebuffer_release(info); @@ -658,8 +658,7 @@ static int __devexit platinumfb_remove(struct platform_device* odev) iounmap(pinfo->cmap_regs); release_mem_region(pinfo->rsrc_fb.start, - pinfo->rsrc_fb.end - - pinfo->rsrc_fb.start + 1); + resource_size(&pinfo->rsrc_fb)); release_mem_region(pinfo->cmap_regs_phys, 0x1000); diff --git a/drivers/video/pxa168fb.c b/drivers/video/pxa168fb.c index bb95ec56d25..18ead6f0184 100644 --- a/drivers/video/pxa168fb.c +++ b/drivers/video/pxa168fb.c @@ -662,7 +662,7 @@ static int __devinit pxa168fb_probe(struct platform_device *pdev) info->fix.ypanstep = 0; info->fix.ywrapstep = 0; info->fix.mmio_start = res->start; - info->fix.mmio_len = res->end - res->start + 1; + info->fix.mmio_len = resource_size(res); info->fix.accel = FB_ACCEL_NONE; info->fbops = &pxa168fb_ops; info->pseudo_palette = fbi->pseudo_palette; |