staging: ipack: Add support for IPACK_MEM16_SPACE.

Signed-off-by: Jens Taprogge <jens.taprogge@taprogge.org>
Signed-off-by: Samuel Iglesias Gonsalvez <siglesias@igalia.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

diff --git a/drivers/staging/ipack/bridges/tpci200.c b/drivers/staging/ipack/bridges/tpci200.c
index 7127a3b..376e794 100644 (file)
--- a/drivers/staging/ipack/bridges/tpci200.c
+++ b/drivers/staging/ipack/bridges/tpci200.c
@@ -33,6 +33,7 @@ static const size_t tpci200_space_size[IPACK_SPACE_COUNT] = {
        [IPACK_ID_SPACE]    = TPCI200_ID_SPACE_SIZE,
        [IPACK_INT_SPACE]   = TPCI200_INT_SPACE_SIZE,
        [IPACK_MEM8_SPACE]  = TPCI200_MEM8_SPACE_SIZE,
+       [IPACK_MEM16_SPACE] = TPCI200_MEM16_SPACE_SIZE,
 };
 
 static const size_t tpci200_space_interval[IPACK_SPACE_COUNT] = {
@@ -40,6 +41,7 @@ static const size_t tpci200_space_interval[IPACK_SPACE_COUNT] = {
        [IPACK_ID_SPACE]    = TPCI200_ID_SPACE_INTERVAL,
        [IPACK_INT_SPACE]   = TPCI200_INT_SPACE_INTERVAL,
        [IPACK_MEM8_SPACE]  = TPCI200_MEM8_SPACE_INTERVAL,
+       [IPACK_MEM16_SPACE] = TPCI200_MEM16_SPACE_INTERVAL,
 };
 
 static struct tpci200_board *check_slot(struct ipack_device *dev)
@@ -94,6 +96,7 @@ static void tpci200_unregister(struct tpci200_board *tpci200)
 
        pci_release_region(tpci200->info->pdev, TPCI200_IP_INTERFACE_BAR);
        pci_release_region(tpci200->info->pdev, TPCI200_IO_ID_INT_SPACES_BAR);
+       pci_release_region(tpci200->info->pdev, TPCI200_MEM16_SPACE_BAR);
        pci_release_region(tpci200->info->pdev, TPCI200_MEM8_SPACE_BAR);
        pci_release_region(tpci200->info->pdev, TPCI200_CFG_MEM_BAR);
 
@@ -282,6 +285,17 @@ static int tpci200_register(struct tpci200_board *tpci200)
                goto out_release_ioid_int_space;
        }
 
+       /* Request MEM16 space (Bar 4) */
+       res = pci_request_region(tpci200->info->pdev, TPCI200_MEM16_SPACE_BAR,
+                                "Carrier MEM16 space");
+       if (res) {
+               dev_err(&tpci200->info->pdev->dev,
+                       "(bn 0x%X, sn 0x%X) failed to allocate PCI resource for BAR 4!",
+                       tpci200->info->pdev->bus->number,
+                       tpci200->info->pdev->devfn);
+               goto out_release_mem8_space;
+       }
+
        /* Map internal tpci200 driver user space */
        tpci200->info->interface_regs =
                ioremap_nocache(pci_resource_start(tpci200->info->pdev,
@@ -300,6 +314,9 @@ static int tpci200_register(struct tpci200_board *tpci200)
        tpci200->mod_mem[IPACK_MEM8_SPACE] =
                pci_resource_start(tpci200->info->pdev,
                                   TPCI200_MEM8_SPACE_BAR);
+       tpci200->mod_mem[IPACK_MEM16_SPACE] =
+               pci_resource_start(tpci200->info->pdev,
+                                  TPCI200_MEM16_SPACE_BAR);
 
        /* Set the default parameters of the slot
         * INT0 disabled, level sensitive
@@ -326,6 +343,8 @@ static int tpci200_register(struct tpci200_board *tpci200)
 
        return 0;
 
+out_release_mem8_space:
+       pci_release_region(tpci200->info->pdev, TPCI200_MEM8_SPACE_BAR);
 out_release_ioid_int_space:
        pci_release_region(tpci200->info->pdev, TPCI200_IO_ID_INT_SPACES_BAR);
 out_release_ip_space:

diff --git a/drivers/staging/ipack/ipack.h b/drivers/staging/ipack/ipack.h
index e35fe54..689af92 100644 (file)
--- a/drivers/staging/ipack/ipack.h
+++ b/drivers/staging/ipack/ipack.h
@@ -36,6 +36,7 @@ enum ipack_space {
        IPACK_ID_SPACE,
        IPACK_INT_SPACE,
        IPACK_MEM8_SPACE,
+       IPACK_MEM16_SPACE,
        /* Dummy for counting the number of entries.  Must remain the last
         * entry */
        IPACK_SPACE_COUNT,