From 241da27e240e7068ecbdc4cb78503585d5442d9b Mon Sep 17 00:00:00 2001 From: Alexander Motin Date: Thu, 28 Nov 2019 02:28:12 +0000 Subject: [PATCH] Make the code slightly more compact. There should be no functional change. MFC after: 1 week --- sys/dev/ntb/ntb_hw/ntb_hw_intel.c | 48 +++++++++++++++++-------------- 1 file changed, 26 insertions(+), 22 deletions(-) diff --git a/sys/dev/ntb/ntb_hw/ntb_hw_intel.c b/sys/dev/ntb/ntb_hw/ntb_hw_intel.c index 3facd48a534..33d68c61bec 100644 --- a/sys/dev/ntb/ntb_hw/ntb_hw_intel.c +++ b/sys/dev/ntb/ntb_hw/ntb_hw_intel.c @@ -782,37 +782,42 @@ bar_get_xlat_params(struct ntb_softc *ntb, enum ntb_bar bar, uint32_t *base, 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 ntb_pci_bar_info *bar) 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); } }