qedr: Add RoCE driver framework

Adds a skeletal implementation of the qed* RoCE driver -
basically the ability to communicate with the qede driver and
receive notifications from it regarding various init/exit events.

Signed-off-by: Rajesh Borundia <rajesh.borundia@cavium.com>
Signed-off-by: Ram Amrani <Ram.Amrani@cavium.com>
Signed-off-by: Doug Ledford <dledford@redhat.com>

1 files changed, 3 insertions, 0 deletions

diff --git a/include/uapi/linux/pci_regs.h b/include/uapi/linux/pci_regs.h
index d812172d1d7b..e5a2e68b2236 100644
--- a/include/uapi/linux/pci_regs.h
+++ b/include/uapi/linux/pci_regs.h
@@ -612,6 +612,8 @@
  */
 #define PCI_EXP_DEVCAP2         36      /* Device Capabilities 2 */
 #define  PCI_EXP_DEVCAP2_ARI            0x00000020 /* Alternative Routing-ID */
+#define  PCI_EXP_DEVCAP2_ATOMIC_ROUTE   0x00000040 /* Atomic Op routing */
+#define PCI_EXP_DEVCAP2_ATOMIC_COMP64   0x00000100 /* Atomic 64-bit compare */
 #define  PCI_EXP_DEVCAP2_LTR            0x00000800 /* Latency tolerance reporting */
 #define  PCI_EXP_DEVCAP2_OBFF_MASK      0x000c0000 /* OBFF support mechanism */
 #define  PCI_EXP_DEVCAP2_OBFF_MSG       0x00040000 /* New message signaling */
@@ -619,6 +621,7 @@
 #define PCI_EXP_DEVCTL2         40      /* Device Control 2 */
 #define  PCI_EXP_DEVCTL2_COMP_TIMEOUT   0x000f  /* Completion Timeout Value */
 #define  PCI_EXP_DEVCTL2_ARI            0x0020  /* Alternative Routing-ID */
+#define PCI_EXP_DEVCTL2_ATOMIC_REQ      0x0040  /* Set Atomic requests */
 #define  PCI_EXP_DEVCTL2_IDO_REQ_EN     0x0100  /* Allow IDO for requests */
 #define  PCI_EXP_DEVCTL2_IDO_CMP_EN     0x0200  /* Allow IDO for completions */
 #define  PCI_EXP_DEVCTL2_LTR_EN         0x0400  /* Enable LTR mechanism */