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-rw-r--r--drivers/pci/host/pci-aardvark.c8
-rw-r--r--drivers/pci/host/pci-host-common.c8
-rw-r--r--drivers/pci/host/pci-tegra.c7
-rw-r--r--drivers/pci/host/pci-versatile.c8
-rw-r--r--drivers/pci/host/pcie-designware.c21
-rw-r--r--drivers/pci/host/pcie-rcar.c9
6 files changed, 38 insertions, 23 deletions
diff --git a/drivers/pci/host/pci-aardvark.c b/drivers/pci/host/pci-aardvark.c
index ef9893fa3176..4f5e567fd7e0 100644
--- a/drivers/pci/host/pci-aardvark.c
+++ b/drivers/pci/host/pci-aardvark.c
@@ -848,7 +848,7 @@ static int advk_pcie_parse_request_of_pci_ranges(struct advk_pcie *pcie)
int err, res_valid = 0;
struct device *dev = &pcie->pdev->dev;
struct device_node *np = dev->of_node;
- struct resource_entry *win;
+ struct resource_entry *win, *tmp;
resource_size_t iobase;
INIT_LIST_HEAD(&pcie->resources);
@@ -862,7 +862,7 @@ static int advk_pcie_parse_request_of_pci_ranges(struct advk_pcie *pcie)
if (err)
goto out_release_res;
- resource_list_for_each_entry(win, &pcie->resources) {
+ resource_list_for_each_entry_safe(win, tmp, &pcie->resources) {
struct resource *res = win->res;
switch (resource_type(res)) {
@@ -874,9 +874,11 @@ static int advk_pcie_parse_request_of_pci_ranges(struct advk_pcie *pcie)
lower_32_bits(res->start),
OB_PCIE_IO);
err = pci_remap_iospace(res, iobase);
- if (err)
+ if (err) {
dev_warn(dev, "error %d: failed to map resource %pR\n",
err, res);
+ resource_list_destroy_entry(win);
+ }
break;
case IORESOURCE_MEM:
advk_pcie_set_ob_win(pcie, 0,
diff --git a/drivers/pci/host/pci-host-common.c b/drivers/pci/host/pci-host-common.c
index 946382fd4ea1..e3c48b5deb93 100644
--- a/drivers/pci/host/pci-host-common.c
+++ b/drivers/pci/host/pci-host-common.c
@@ -30,7 +30,7 @@ static int gen_pci_parse_request_of_pci_ranges(struct device *dev,
int err, res_valid = 0;
struct device_node *np = dev->of_node;
resource_size_t iobase;
- struct resource_entry *win;
+ struct resource_entry *win, *tmp;
err = of_pci_get_host_bridge_resources(np, 0, 0xff, resources, &iobase);
if (err)
@@ -40,15 +40,17 @@ static int gen_pci_parse_request_of_pci_ranges(struct device *dev,
if (err)
return err;
- resource_list_for_each_entry(win, resources) {
+ resource_list_for_each_entry_safe(win, tmp, resources) {
struct resource *res = win->res;
switch (resource_type(res)) {
case IORESOURCE_IO:
err = pci_remap_iospace(res, iobase);
- if (err)
+ if (err) {
dev_warn(dev, "error %d: failed to map resource %pR\n",
err, res);
+ resource_list_destroy_entry(win);
+ }
break;
case IORESOURCE_MEM:
res_valid |= !(res->flags & IORESOURCE_PREFETCH);
diff --git a/drivers/pci/host/pci-tegra.c b/drivers/pci/host/pci-tegra.c
index 6de0757b11e4..8c2590db609b 100644
--- a/drivers/pci/host/pci-tegra.c
+++ b/drivers/pci/host/pci-tegra.c
@@ -621,7 +621,11 @@ static int tegra_pcie_setup(int nr, struct pci_sys_data *sys)
if (err < 0)
return err;
- pci_add_resource_offset(&sys->resources, &pcie->pio, sys->io_offset);
+ err = pci_remap_iospace(&pcie->pio, pcie->io.start);
+ if (!err)
+ pci_add_resource_offset(&sys->resources, &pcie->pio,
+ sys->io_offset);
+
pci_add_resource_offset(&sys->resources, &pcie->mem, sys->mem_offset);
pci_add_resource_offset(&sys->resources, &pcie->prefetch,
sys->mem_offset);
@@ -631,7 +635,6 @@ static int tegra_pcie_setup(int nr, struct pci_sys_data *sys)
if (err < 0)
return err;
- pci_remap_iospace(&pcie->pio, pcie->io.start);
return 1;
}
diff --git a/drivers/pci/host/pci-versatile.c b/drivers/pci/host/pci-versatile.c
index f234405770ab..b7dc07002f13 100644
--- a/drivers/pci/host/pci-versatile.c
+++ b/drivers/pci/host/pci-versatile.c
@@ -74,7 +74,7 @@ static int versatile_pci_parse_request_of_pci_ranges(struct device *dev,
int err, mem = 1, res_valid = 0;
struct device_node *np = dev->of_node;
resource_size_t iobase;
- struct resource_entry *win;
+ struct resource_entry *win, *tmp;
err = of_pci_get_host_bridge_resources(np, 0, 0xff, res, &iobase);
if (err)
@@ -84,15 +84,17 @@ static int versatile_pci_parse_request_of_pci_ranges(struct device *dev,
if (err)
goto out_release_res;
- resource_list_for_each_entry(win, res) {
+ resource_list_for_each_entry_safe(win, tmp, res) {
struct resource *res = win->res;
switch (resource_type(res)) {
case IORESOURCE_IO:
err = pci_remap_iospace(res, iobase);
- if (err)
+ if (err) {
dev_warn(dev, "error %d: failed to map resource %pR\n",
err, res);
+ resource_list_destroy_entry(win);
+ }
break;
case IORESOURCE_MEM:
res_valid |= !(res->flags & IORESOURCE_PREFETCH);
diff --git a/drivers/pci/host/pcie-designware.c b/drivers/pci/host/pcie-designware.c
index 16374202cb8b..ee64f9755ea6 100644
--- a/drivers/pci/host/pcie-designware.c
+++ b/drivers/pci/host/pcie-designware.c
@@ -435,7 +435,7 @@ int dw_pcie_host_init(struct pcie_port *pp)
struct resource *cfg_res;
int i, ret;
LIST_HEAD(res);
- struct resource_entry *win;
+ struct resource_entry *win, *tmp;
cfg_res = platform_get_resource_byname(pdev, IORESOURCE_MEM, "config");
if (cfg_res) {
@@ -456,17 +456,20 @@ int dw_pcie_host_init(struct pcie_port *pp)
goto error;
/* Get the I/O and memory ranges from DT */
- resource_list_for_each_entry(win, &res) {
+ resource_list_for_each_entry_safe(win, tmp, &res) {
switch (resource_type(win->res)) {
case IORESOURCE_IO:
- pp->io = win->res;
- pp->io->name = "I/O";
- pp->io_size = resource_size(pp->io);
- pp->io_bus_addr = pp->io->start - win->offset;
- ret = pci_remap_iospace(pp->io, pp->io_base);
- if (ret)
+ ret = pci_remap_iospace(win->res, pp->io_base);
+ if (ret) {
dev_warn(pp->dev, "error %d: failed to map resource %pR\n",
- ret, pp->io);
+ ret, win->res);
+ resource_list_destroy_entry(win);
+ } else {
+ pp->io = win->res;
+ pp->io->name = "I/O";
+ pp->io_size = resource_size(pp->io);
+ pp->io_bus_addr = pp->io->start - win->offset;
+ }
break;
case IORESOURCE_MEM:
pp->mem = win->res;
diff --git a/drivers/pci/host/pcie-rcar.c b/drivers/pci/host/pcie-rcar.c
index 65db7a221509..5f7fcc971cae 100644
--- a/drivers/pci/host/pcie-rcar.c
+++ b/drivers/pci/host/pcie-rcar.c
@@ -945,7 +945,7 @@ static int rcar_pcie_parse_request_of_pci_ranges(struct rcar_pcie *pci)
struct device *dev = pci->dev;
struct device_node *np = dev->of_node;
resource_size_t iobase;
- struct resource_entry *win;
+ struct resource_entry *win, *tmp;
err = of_pci_get_host_bridge_resources(np, 0, 0xff, &pci->resources, &iobase);
if (err)
@@ -955,14 +955,17 @@ static int rcar_pcie_parse_request_of_pci_ranges(struct rcar_pcie *pci)
if (err)
goto out_release_res;
- resource_list_for_each_entry(win, &pci->resources) {
+ resource_list_for_each_entry_safe(win, tmp, &pci->resources) {
struct resource *res = win->res;
if (resource_type(res) == IORESOURCE_IO) {
err = pci_remap_iospace(res, iobase);
- if (err)
+ if (err) {
dev_warn(dev, "error %d: failed to map resource %pR\n",
err, res);
+
+ resource_list_destroy_entry(win);
+ }
}
}
generated by cgit v1.2.3 (git 2.25.1) at 2024-11-11 18:43:16 +0000