[PATCH v2 09/10] PCI: hv: Use PCI_STD_NUM_BARS

Denis Efremov
2019-08-16T09:26:34Z

Replace the magic constant with define PCI_STD_NUM_BARS.

Signed-off-by: Denis Efremov <efremov@linux.com>
---
drivers/pci/controller/pci-hyperv.c | 10 +++++-----
1 file changed, 5 insertions(+), 5 deletions(-)

diff --git a/drivers/pci/controller/pci-hyperv.c b/drivers/pci/controller/pci-hyperv.c
index 40b625458afa..1665c23b649f 100644
--- a/drivers/pci/controller/pci-hyperv.c
+++ b/drivers/pci/controller/pci-hyperv.c
@@ -307,7 +307,7 @@ struct pci_bus_relations {
struct pci_q_res_req_response {
struct vmpacket_descriptor hdr;
s32 status; /* negative values are failures */
- u32 probed_bar[6];
+ u32 probed_bar[PCI_STD_NUM_BARS];
} __packed;

struct pci_set_power {
@@ -503,7 +503,7 @@ struct hv_pci_dev {
* What would be observed if one wrote 0xFFFFFFFF to a BAR and then
* read it back, for each of the BAR offsets within config space.
*/
- u32 probed_bar[6];
+ u32 probed_bar[PCI_STD_NUM_BARS];
};

struct hv_pci_compl {
@@ -1327,7 +1327,7 @@ static void survey_child_resources(struct hv_pcibus_device *hbus)
* so it's sufficient to just add them up without tracking alignment.
*/
list_for_each_entry(hpdev, &hbus->children, list_entry) {
- for (i = 0; i < 6; i++) {
+ for (i = 0; i < PCI_STD_NUM_BARS; i++) {
if (hpdev->probed_bar[i] & PCI_BASE_ADDRESS_SPACE_IO)
dev_err(&hbus->hdev->device,
"There's an I/O BAR in this list!\n");
@@ -1401,7 +1401,7 @@ static void prepopulate_bars(struct hv_pcibus_device *hbus)
/* Pick addresses for the BARs. */
do {
list_for_each_entry(hpdev, &hbus->children, list_entry) {
- for (i = 0; i < 6; i++) {
+ for (i = 0; i < PCI_STD_NUM_BARS; i++) {
bar_val = hpdev->probed_bar[i];
if (bar_val == 0)
continue;
@@ -1558,7 +1558,7 @@ static void q_resource_requirements(void *context, struct pci_response *resp,
"query resource requirements failed: %x\n",
resp->status);
} else {
- for (i = 0; i < 6; i++) {
+ for (i = 0; i < PCI_STD_NUM_BARS; i++) {
completion->hpdev->probed_bar[i] =
q_res_req->probed_bar[i];
}
--
2.21.0