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[1/1] PCI: mobiveil: fix multi function endpoint failures

Message ID 1541422301-29176-1-git-send-email-l.subrahmanya@mobiveil.co.in
State Superseded
Delegated to: Lorenzo Pieralisi
Headers show
Series [1/1] PCI: mobiveil: fix multi function endpoint failures | expand

Commit Message

Subrahmanya Lingappa Nov. 5, 2018, 12:51 p.m. UTC 
The fix enables mobiveil pcie controller to detect more than one
functions per device. Also increases the MSI interrupts.

Fixes: 1e913e58335f ("PCI: mobiveil: Add MSI support")
Fixes: 9af6bcb11e12 ("PCI: mobiveil: Add Mobiveil PCIe Host Bridge IP
driver")
Signed-off-by: Subrahmanya Lingappa <l.subrahmanya@mobiveil.co.in>
---
 drivers/pci/controller/pcie-mobiveil.c | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)
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Patch

diff --git a/drivers/pci/controller/pcie-mobiveil.c b/drivers/pci/controller/pcie-mobiveil.c
index 4d6c20e..113d56a 100644
--- a/drivers/pci/controller/pcie-mobiveil.c
+++ b/drivers/pci/controller/pcie-mobiveil.c
@@ -89,7 +89,7 @@ 
 #define PAB_INTX_START	5
 
 /* supported number of MSI interrupts */
-#define PCI_NUM_MSI	16
+#define PCI_NUM_MSI	256
 
 /* MSI registers */
 #define MSI_BASE_LO_OFFSET	0x04
@@ -172,7 +172,7 @@  static bool mobiveil_pcie_valid_device(struct pci_bus *bus, unsigned int devfn)
 	 * Do not read more than one device on the bus directly
 	 * attached to RC
 	 */
-	if ((bus->primary == pcie->root_bus_nr) && (devfn > 0))
+	if ((bus->number == pcie->root_bus_nr) && (devfn > 0))
 		return false;
 
 	return true;