[2.6 patch] SCSI aic7xxx: kill kernel 2.2 #ifdef's

From: Adrian Bunk (bunk_at_stusta.de)
Date: 10/23/04

  • Next message: Alban Browaeys: "Re: My thoughts on the"
    Date:	Sat, 23 Oct 2004 18:32:20 +0200
    To: James.Bottomley@SteelEye.com
    
    

    The patch below kills kernel 2.2 #ifdef's from the SCSI aic7xxx driver.

    diffstat output:
     drivers/scsi/aic7xxx/aic7770_osm.c | 12 ---
     drivers/scsi/aic7xxx/aic7xxx_osm.h | 2
     drivers/scsi/aic7xxx/aic7xxx_osm_pci.c | 91 -------------------------
     drivers/scsi/aic7xxx/aic7xxx_pci.c | 4 -
     4 files changed, 2 insertions(+), 107 deletions(-)

    Signed-off-by: Adrian Bunk <bunk@stusta.de>

    --- linux-2.6.9-mm1-full/drivers/scsi/aic7xxx/aic7xxx_osm_pci.c.old 2004-10-23 18:16:44.000000000 +0200
    +++ linux-2.6.9-mm1-full/drivers/scsi/aic7xxx/aic7xxx_osm_pci.c 2004-10-23 18:23:01.000000000 +0200
    @@ -42,12 +42,6 @@
     #include "aic7xxx_osm.h"
     #include "aic7xxx_pci.h"
     
    -#if LINUX_VERSION_CODE < KERNEL_VERSION(2,4,0)
    -struct pci_device_id
    -{
    -};
    -#endif
    -
     static int ahc_linux_pci_dev_probe(struct pci_dev *pdev,
                                             const struct pci_device_id *ent);
     static int ahc_linux_pci_reserve_io_region(struct ahc_softc *ahc,
    @@ -55,7 +49,6 @@
     static int ahc_linux_pci_reserve_mem_region(struct ahc_softc *ahc,
                                                      u_long *bus_addr,
                                                      uint8_t __iomem **maddr);
    -#if LINUX_VERSION_CODE >= KERNEL_VERSION(2,4,0)
     static void ahc_linux_pci_dev_remove(struct pci_dev *pdev);
     
     /* Define the macro locally since it's different for different class of chips.
    @@ -169,7 +162,6 @@
             } else
                     ahc_list_unlock(&l);
     }
    -#endif /* !LINUX_VERSION_CODE < KERNEL_VERSION(2,4,0) */
     
     static int
     ahc_linux_pci_dev_probe(struct pci_dev *pdev, const struct pci_device_id *ent)
    @@ -219,7 +211,6 @@
             ahc = ahc_alloc(NULL, name);
             if (ahc == NULL)
                     return (-ENOMEM);
    -#if LINUX_VERSION_CODE >= KERNEL_VERSION(2,4,0)
             if (pci_enable_device(pdev)) {
                     ahc_free(ahc);
                     return (-ENODEV);
    @@ -239,14 +230,12 @@
                     }
                     ahc->platform_data->hw_dma_mask = 0xFFFFFFFF;
             }
    -#endif
             ahc->dev_softc = pci;
             error = ahc_pci_config(ahc, entry);
             if (error != 0) {
                     ahc_free(ahc);
                     return (-error);
             }
    -#if LINUX_VERSION_CODE >= KERNEL_VERSION(2,4,0)
             pci_set_drvdata(pdev, ahc);
             if (aic7xxx_detect_complete) {
     #if LINUX_VERSION_CODE >= KERNEL_VERSION(2,5,0)
    @@ -257,39 +246,14 @@
                     return (-ENODEV);
     #endif
             }
    -#endif
             return (0);
     }
     
     int
     ahc_linux_pci_init(void)
     {
    -#if LINUX_VERSION_CODE >= KERNEL_VERSION(2,4,0)
             /* Translate error or zero return into zero or one */
             return pci_module_init(&aic7xxx_pci_driver) ? 0 : 1;
    -#else
    - struct pci_dev *pdev;
    - u_int class;
    - int found;
    -
    - /* If we don't have a PCI bus, we can't find any adapters. */
    - if (pci_present() == 0)
    - return (0);
    -
    - found = 0;
    - pdev = NULL;
    - class = PCI_CLASS_STORAGE_SCSI << 8;
    - while ((pdev = pci_find_class(class, pdev)) != NULL) {
    - ahc_dev_softc_t pci;
    - int error;
    -
    - pci = pdev;
    - error = ahc_linux_pci_dev_probe(pdev, /*pci_devid*/NULL);
    - if (error == 0)
    - found++;
    - }
    - return (found);
    -#endif
     }
     
     void
    @@ -304,22 +268,11 @@
             if (aic7xxx_allow_memio == 0)
                     return (ENOMEM);
     
    -#if LINUX_VERSION_CODE >= KERNEL_VERSION(2,3,0)
             *base = pci_resource_start(ahc->dev_softc, 0);
    -#else
    - *base = ahc_pci_read_config(ahc->dev_softc, PCIR_MAPS, 4);
    - *base &= PCI_BASE_ADDRESS_IO_MASK;
    -#endif
             if (*base == 0)
                     return (ENOMEM);
    -#if LINUX_VERSION_CODE < KERNEL_VERSION(2,4,0)
    - if (check_region(*base, 256) != 0)
    - return (ENOMEM);
    - request_region(*base, 256, "aic7xxx");
    -#else
             if (request_region(*base, 256, "aic7xxx") == 0)
                     return (ENOMEM);
    -#endif
             return (0);
     }
     
    @@ -335,17 +288,13 @@
             start = pci_resource_start(ahc->dev_softc, 1);
             if (start != 0) {
                     *bus_addr = start;
    -#if LINUX_VERSION_CODE >= KERNEL_VERSION(2,4,0)
                     if (request_mem_region(start, 0x1000, "aic7xxx") == 0)
                             error = ENOMEM;
    -#endif
                     if (error == 0) {
                             *maddr = ioremap_nocache(start, 256);
                             if (*maddr == NULL) {
                                     error = ENOMEM;
    -#if LINUX_VERSION_CODE >= KERNEL_VERSION(2,4,0)
                                     release_mem_region(start, 0x1000);
    -#endif
                             }
                     }
             } else
    @@ -388,10 +337,8 @@
                                    ahc_get_pci_slot(ahc->dev_softc),
                                    ahc_get_pci_function(ahc->dev_softc));
                             iounmap(maddr);
    -#if LINUX_VERSION_CODE >= KERNEL_VERSION(2,4,0)
                             release_mem_region(ahc->platform_data->mem_busaddr,
                                                0x1000);
    -#endif
                             ahc->bsh.maddr = NULL;
                             maddr = NULL;
                     } else
    @@ -441,41 +388,3 @@
             return (-error);
     }
     
    -void
    -ahc_power_state_change(struct ahc_softc *ahc, ahc_power_state new_state)
    -{
    -#if LINUX_VERSION_CODE >= KERNEL_VERSION(2,4,0)
    - pci_set_power_state(ahc->dev_softc, new_state);
    -#else
    - uint32_t cap;
    - u_int cap_offset;
    -
    - /*
    - * Traverse the capability list looking for
    - * the power management capability.
    - */
    - cap = 0;
    - cap_offset = ahc_pci_read_config(ahc->dev_softc,
    - PCIR_CAP_PTR, /*bytes*/1);
    - while (cap_offset != 0) {
    -
    - cap = ahc_pci_read_config(ahc->dev_softc,
    - cap_offset, /*bytes*/4);
    - if ((cap & 0xFF) == 1
    - && ((cap >> 16) & 0x3) > 0) {
    - uint32_t pm_control;
    -
    - pm_control = ahc_pci_read_config(ahc->dev_softc,
    - cap_offset + 4,
    - /*bytes*/4);
    - pm_control &= ~0x3;
    - pm_control |= new_state;
    - ahc_pci_write_config(ahc->dev_softc,
    - cap_offset + 4,
    - pm_control, /*bytes*/2);
    - break;
    - }
    - cap_offset = (cap >> 8) & 0xFF;
    - }
    -#endif
    -}
    --- linux-2.6.9-mm1-full/drivers/scsi/aic7xxx/aic7xxx_osm.h.old 2004-10-23 18:19:48.000000000 +0200
    +++ linux-2.6.9-mm1-full/drivers/scsi/aic7xxx/aic7xxx_osm.h 2004-10-23 18:20:20.000000000 +0200
    @@ -831,8 +831,6 @@
     
     /******************************* PCI Routines *********************************/
     #ifdef CONFIG_PCI
    -void ahc_power_state_change(struct ahc_softc *ahc,
    - ahc_power_state new_state);
     int ahc_linux_pci_init(void);
     void ahc_linux_pci_exit(void);
     int ahc_pci_map_registers(struct ahc_softc *ahc);
    --- linux-2.6.9-mm1-full/drivers/scsi/aic7xxx/aic7770_osm.c.old 2004-10-23 18:24:17.000000000 +0200
    +++ linux-2.6.9-mm1-full/drivers/scsi/aic7xxx/aic7770_osm.c 2004-10-23 18:24:48.000000000 +0200
    @@ -125,14 +125,8 @@
                     uint32_t eisa_id;
                     size_t id_size;
     
    -#if LINUX_VERSION_CODE < KERNEL_VERSION(2,4,0)
    - if (check_region(eisaBase, AHC_EISA_IOSIZE) != 0)
    - continue;
    - request_region(eisaBase, AHC_EISA_IOSIZE, "aic7xxx");
    -#else
                     if (request_region(eisaBase, AHC_EISA_IOSIZE, "aic7xxx") == 0)
                             continue;
    -#endif
     
                     eisa_id = 0;
                     id_size = sizeof(eisa_id);
    @@ -207,14 +201,8 @@
             /*
              * Lock out other contenders for our i/o space.
              */
    -#if LINUX_VERSION_CODE < KERNEL_VERSION(2,4,0)
    - if (check_region(port, AHC_EISA_IOSIZE) != 0)
    - return (ENOMEM);
    - request_region(port, AHC_EISA_IOSIZE, "aic7xxx");
    -#else
             if (request_region(port, AHC_EISA_IOSIZE, "aic7xxx") == 0)
                     return (ENOMEM);
    -#endif
             ahc->tag = BUS_SPACE_PIO;
             ahc->bsh.ioport = port;
             return (0);
    --- linux-2.6.9-mm1-full/drivers/scsi/aic7xxx/aic7xxx_pci.c.old 2004-10-23 18:20:38.000000000 +0200
    +++ linux-2.6.9-mm1-full/drivers/scsi/aic7xxx/aic7xxx_pci.c 2004-10-23 18:22:15.000000000 +0200
    @@ -721,7 +721,7 @@
             ahc->chip |= AHC_PCI;
             ahc->description = entry->name;
     
    - ahc_power_state_change(ahc, AHC_POWER_STATE_D0);
    + pci_set_power_state(ahc->dev_softc, AHC_POWER_STATE_D0);
     
             error = ahc_pci_map_registers(ahc);
             if (error != 0)
    @@ -2016,7 +2016,7 @@
     ahc_pci_resume(struct ahc_softc *ahc)
     {
     
    - ahc_power_state_change(ahc, AHC_POWER_STATE_D0);
    + pci_set_power_state(ahc->dev_softc, AHC_POWER_STATE_D0);
     
             /*
              * We assume that the OS has restored our register

    -
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