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From: Denis Efremov <efremov@linux.com>
To: Bjorn Helgaas <bhelgaas@google.com>
Cc: Denis Efremov <efremov@linux.com>,
	linux-kernel@vger.kernel.org, linux-pci@vger.kernel.org,
	Andrew Murray <andrew.murray@arm.com>,
	linux-hyperv@vger.kernel.org,
	"K. Y. Srinivasan" <kys@microsoft.com>,
	Haiyang Zhang <haiyangz@microsoft.com>,
	Stephen Hemminger <sthemmin@microsoft.com>,
	Sasha Levin <sashal@kernel.org>
Subject: [PATCH v3 02/26] PCI: hv: Use PCI_STD_NUM_BARS
Date: Mon, 16 Sep 2019 23:41:34 +0300	[thread overview]
Message-ID: <20190916204158.6889-3-efremov@linux.com> (raw)
In-Reply-To: <20190916204158.6889-1-efremov@linux.com>

Replace the magic constant (6) with define PCI_STD_NUM_BARS representing
the number of PCI BARs.

Cc: "K. Y. Srinivasan" <kys@microsoft.com>
Cc: Haiyang Zhang <haiyangz@microsoft.com>
Cc: Stephen Hemminger <sthemmin@microsoft.com>
Cc: Sasha Levin <sashal@kernel.org>
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


  reply	other threads:[~2019-09-16 20:43 UTC|newest]

Thread overview: 69+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2019-09-16 20:41 [PATCH v3 00/26] Add definition for the number of standard PCI BARs Denis Efremov
2019-09-16 20:41 ` Denis Efremov
2019-09-16 20:41 ` Denis Efremov [this message]
2019-09-16 21:19   ` [PATCH v3 02/26] PCI: hv: Use PCI_STD_NUM_BARS Haiyang Zhang
2019-09-26 22:05   ` Bjorn Helgaas
2019-09-27 12:43     ` Bjorn Helgaas
2019-09-27 23:40   ` [PATCH RESEND v3 00/26] Add definition for the number of standard PCI BARs Denis Efremov
2019-09-27 23:40     ` Denis Efremov
2019-09-27 23:40     ` Denis Efremov
2019-09-27 23:40     ` Denis Efremov
2019-09-27 23:40     ` Denis Efremov
2019-09-30 19:58     ` Bjorn Helgaas
2019-09-30 19:58       ` Bjorn Helgaas
2019-09-30 19:58       ` Bjorn Helgaas
2019-09-30 19:58       ` Bjorn Helgaas
2019-09-30 19:58       ` Bjorn Helgaas
2019-09-30 19:58       ` Bjorn Helgaas
2019-09-27 23:43   ` [PATCH RESEND v3 01/26] PCI: Add define " Denis Efremov
2019-09-27 23:43     ` Denis Efremov
2019-09-27 23:43     ` Denis Efremov
2019-09-16 20:41 ` [PATCH v3 03/26] PCI: dwc: Use PCI_STD_NUM_BARS Denis Efremov
2019-09-17  8:36   ` Gustavo Pimentel
2019-09-16 20:41 ` [PATCH v3 04/26] PCI: endpoint: " Denis Efremov
2019-09-18  9:19   ` Andrew Murray
2019-09-18 14:20     ` Denis Efremov
2019-09-16 20:41 ` [PATCH v3 05/26] misc: pci_endpoint_test: " Denis Efremov
2019-09-16 20:41 ` [PATCH v3 06/26] s390/pci: " Denis Efremov
2019-09-18  8:58   ` Andrew Murray
2019-09-18 14:26     ` Denis Efremov
2019-09-19  8:00       ` Andrew Murray
2019-09-30 19:47     ` Bjorn Helgaas
2019-09-16 20:41 ` [PATCH v3 07/26] x86/PCI: Loop using PCI_STD_NUM_BARS Denis Efremov
2019-09-16 20:41 ` [PATCH v3 08/26] alpha/PCI: Use PCI_STD_NUM_BARS Denis Efremov
2019-09-16 20:41 ` [PATCH v3 09/26] ia64: " Denis Efremov
2019-09-16 20:41   ` Denis Efremov
2019-09-16 20:41 ` [PATCH v3 10/26] stmmac: pci: Loop using PCI_STD_NUM_BARS Denis Efremov
2019-09-16 20:41   ` Denis Efremov
2019-09-16 20:41 ` [PATCH v3 11/26] net: dwc-xlgmac: " Denis Efremov
2019-09-16 20:41 ` [PATCH v3 12/26] ixgb: use PCI_STD_NUM_BARS Denis Efremov
2019-09-16 20:41 ` [PATCH v3 13/26] e1000: Use PCI_STD_NUM_BARS Denis Efremov
2019-09-18  9:05   ` Andrew Murray
2019-09-16 20:41 ` [PATCH v3 14/26] rapidio/tsi721: Loop using PCI_STD_NUM_BARS Denis Efremov
2019-09-16 20:41 ` [PATCH v3 15/26] efifb: " Denis Efremov
2019-09-16 20:41   ` Denis Efremov
2019-09-16 20:41 ` [PATCH v3 16/26] fbmem: use PCI_STD_NUM_BARS Denis Efremov
2019-09-16 20:41   ` Denis Efremov
2019-09-16 20:41 ` [PATCH v3 17/26] vfio_pci: Loop using PCI_STD_NUM_BARS Denis Efremov
2019-09-18  9:17   ` Andrew Murray
2019-09-18 14:31     ` Denis Efremov
2019-09-19  8:00       ` Andrew Murray
2019-09-16 20:41 ` [PATCH v3 18/26] scsi: pm80xx: Use PCI_STD_NUM_BARS Denis Efremov
2019-09-17  9:06   ` Jinpu Wang
2019-09-24  2:22   ` Martin K. Petersen
2019-09-24  9:44     ` Denis Efremov
2019-09-26  2:29     ` Bjorn Helgaas
2019-09-26 22:51       ` Martin K. Petersen
2019-09-16 20:41 ` [PATCH v3 19/26] ata: sata_nv: " Denis Efremov
2019-09-16 20:41 ` [PATCH v3 20/26] staging: gasket: " Denis Efremov
2019-09-16 20:41   ` Denis Efremov
2019-09-16 20:41 ` [PATCH v3 21/26] serial: 8250_pci: " Denis Efremov
2019-09-16 20:41 ` [PATCH v3 22/26] pata_atp867x: " Denis Efremov
2019-09-16 20:41 ` [PATCH v3 23/26] memstick: use PCI_STD_NUM_BARS Denis Efremov
2019-09-20  7:42   ` Ulf Hansson
2019-09-20  8:05     ` Denis Efremov
2019-09-16 20:41 ` [PATCH v3 24/26] USB: core: Use PCI_STD_NUM_BARS Denis Efremov
2019-09-16 20:41 ` [PATCH v3 25/26] usb: pci-quirks: " Denis Efremov
2019-09-16 20:41 ` [PATCH v3 26/26] devres: use PCI_STD_NUM_BARS Denis Efremov
2019-09-18  9:20 ` [PATCH v3 00/26] Add definition for the number of standard PCI BARs Andrew Murray
2019-09-18  9:20   ` Andrew Murray

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