svn commit: r355163 - head/sys/dev/ntb/ntb_hw
Alexander Motin
mav at FreeBSD.org
Thu Nov 28 02:28:13 UTC 2019
Author: mav
Date: Thu Nov 28 02:28:12 2019
New Revision: 355163
URL: https://svnweb.freebsd.org/changeset/base/355163
Log:
Make the code slightly more compact.
There should be no functional change.
MFC after: 1 week
Modified:
head/sys/dev/ntb/ntb_hw/ntb_hw_intel.c
Modified: head/sys/dev/ntb/ntb_hw/ntb_hw_intel.c
==============================================================================
--- head/sys/dev/ntb/ntb_hw/ntb_hw_intel.c Thu Nov 28 02:19:41 2019 (r355162)
+++ head/sys/dev/ntb/ntb_hw/ntb_hw_intel.c Thu Nov 28 02:28:12 2019 (r355163)
@@ -782,37 +782,42 @@ bar_get_xlat_params(struct ntb_softc *ntb, enum ntb_ba
static int
intel_ntb_map_pci_bars(struct ntb_softc *ntb)
{
+ struct ntb_pci_bar_info *bar;
int rc;
- ntb->bar_info[NTB_CONFIG_BAR].pci_resource_id = PCIR_BAR(0);
- rc = map_mmr_bar(ntb, &ntb->bar_info[NTB_CONFIG_BAR]);
+ bar = &ntb->bar_info[NTB_CONFIG_BAR];
+ bar->pci_resource_id = PCIR_BAR(0);
+ rc = map_mmr_bar(ntb, bar);
if (rc != 0)
goto out;
- ntb->bar_info[NTB_B2B_BAR_1].pci_resource_id = PCIR_BAR(2);
- rc = map_memory_window_bar(ntb, &ntb->bar_info[NTB_B2B_BAR_1]);
+ bar = &ntb->bar_info[NTB_B2B_BAR_1];
+ bar->pci_resource_id = PCIR_BAR(2);
+ rc = map_memory_window_bar(ntb, bar);
if (rc != 0)
goto out;
- ntb->bar_info[NTB_B2B_BAR_1].psz_off = XEON_PBAR23SZ_OFFSET;
- ntb->bar_info[NTB_B2B_BAR_1].ssz_off = XEON_SBAR23SZ_OFFSET;
- ntb->bar_info[NTB_B2B_BAR_1].pbarxlat_off = XEON_PBAR2XLAT_OFFSET;
+ bar->psz_off = XEON_PBAR23SZ_OFFSET;
+ bar->ssz_off = XEON_SBAR23SZ_OFFSET;
+ bar->pbarxlat_off = XEON_PBAR2XLAT_OFFSET;
- ntb->bar_info[NTB_B2B_BAR_2].pci_resource_id = PCIR_BAR(4);
- rc = map_memory_window_bar(ntb, &ntb->bar_info[NTB_B2B_BAR_2]);
+ bar = &ntb->bar_info[NTB_B2B_BAR_2];
+ bar->pci_resource_id = PCIR_BAR(4);
+ rc = map_memory_window_bar(ntb, bar);
if (rc != 0)
goto out;
- ntb->bar_info[NTB_B2B_BAR_2].psz_off = XEON_PBAR4SZ_OFFSET;
- ntb->bar_info[NTB_B2B_BAR_2].ssz_off = XEON_SBAR4SZ_OFFSET;
- ntb->bar_info[NTB_B2B_BAR_2].pbarxlat_off = XEON_PBAR4XLAT_OFFSET;
+ bar->psz_off = XEON_PBAR4SZ_OFFSET;
+ bar->ssz_off = XEON_SBAR4SZ_OFFSET;
+ bar->pbarxlat_off = XEON_PBAR4XLAT_OFFSET;
if (!HAS_FEATURE(ntb, NTB_SPLIT_BAR))
goto out;
- ntb->bar_info[NTB_B2B_BAR_3].pci_resource_id = PCIR_BAR(5);
- rc = map_memory_window_bar(ntb, &ntb->bar_info[NTB_B2B_BAR_3]);
- ntb->bar_info[NTB_B2B_BAR_3].psz_off = XEON_PBAR5SZ_OFFSET;
- ntb->bar_info[NTB_B2B_BAR_3].ssz_off = XEON_SBAR5SZ_OFFSET;
- ntb->bar_info[NTB_B2B_BAR_3].pbarxlat_off = XEON_PBAR5XLAT_OFFSET;
+ bar = &ntb->bar_info[NTB_B2B_BAR_3];
+ bar->pci_resource_id = PCIR_BAR(5);
+ rc = map_memory_window_bar(ntb, bar);
+ bar->psz_off = XEON_PBAR5SZ_OFFSET;
+ bar->ssz_off = XEON_SBAR5SZ_OFFSET;
+ bar->pbarxlat_off = XEON_PBAR5XLAT_OFFSET;
out:
if (rc != 0)
@@ -935,15 +940,14 @@ map_memory_window_bar(struct ntb_softc *ntb, struct nt
static void
intel_ntb_unmap_pci_bar(struct ntb_softc *ntb)
{
- struct ntb_pci_bar_info *current_bar;
+ struct ntb_pci_bar_info *bar;
int i;
for (i = 0; i < NTB_MAX_BARS; i++) {
- current_bar = &ntb->bar_info[i];
- if (current_bar->pci_resource != NULL)
+ bar = &ntb->bar_info[i];
+ if (bar->pci_resource != NULL)
bus_release_resource(ntb->device, SYS_RES_MEMORY,
- current_bar->pci_resource_id,
- current_bar->pci_resource);
+ bar->pci_resource_id, bar->pci_resource);
}
}
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