PCI: Fix PRI and PASID consistency

These are extended capabilities, rename and move to proper
group for consistency.

Signed-off-by: Alex Williamson <alex.williamson@redhat.com>
Signed-off-by: Jesse Barnes <jbarnes@virtuousgeek.org>

diff --git a/drivers/pci/ats.c b/drivers/pci/ats.c
index b0dd08e..e11ebaf 100644 (file)
--- a/drivers/pci/ats.c
+++ b/drivers/pci/ats.c
@@ -175,7 +175,7 @@ int pci_enable_pri(struct pci_dev *pdev, u32 reqs)
        u32 max_requests;
        int pos;
 
-       pos = pci_find_ext_capability(pdev, PCI_PRI_CAP);
+       pos = pci_find_ext_capability(pdev, PCI_EXT_CAP_ID_PRI);
        if (!pos)
                return -EINVAL;
 
@@ -206,7 +206,7 @@ void pci_disable_pri(struct pci_dev *pdev)
        u16 control;
        int pos;
 
-       pos = pci_find_ext_capability(pdev, PCI_PRI_CAP);
+       pos = pci_find_ext_capability(pdev, PCI_EXT_CAP_ID_PRI);
        if (!pos)
                return;
 
@@ -227,7 +227,7 @@ bool pci_pri_enabled(struct pci_dev *pdev)
        u16 control;
        int pos;
 
-       pos = pci_find_ext_capability(pdev, PCI_PRI_CAP);
+       pos = pci_find_ext_capability(pdev, PCI_EXT_CAP_ID_PRI);
        if (!pos)
                return false;
 
@@ -249,7 +249,7 @@ int pci_reset_pri(struct pci_dev *pdev)
        u16 control;
        int pos;
 
-       pos = pci_find_ext_capability(pdev, PCI_PRI_CAP);
+       pos = pci_find_ext_capability(pdev, PCI_EXT_CAP_ID_PRI);
        if (!pos)
                return -EINVAL;
 
@@ -282,7 +282,7 @@ bool pci_pri_stopped(struct pci_dev *pdev)
        u16 control, status;
        int pos;
 
-       pos = pci_find_ext_capability(pdev, PCI_PRI_CAP);
+       pos = pci_find_ext_capability(pdev, PCI_EXT_CAP_ID_PRI);
        if (!pos)
                return true;
 
@@ -311,7 +311,7 @@ int pci_pri_status(struct pci_dev *pdev)
        u16 status, control;
        int pos;
 
-       pos = pci_find_ext_capability(pdev, PCI_PRI_CAP);
+       pos = pci_find_ext_capability(pdev, PCI_EXT_CAP_ID_PRI);
        if (!pos)
                return -EINVAL;
 
@@ -342,7 +342,7 @@ int pci_enable_pasid(struct pci_dev *pdev, int features)
        u16 control, supported;
        int pos;
 
-       pos = pci_find_ext_capability(pdev, PCI_PASID_CAP);
+       pos = pci_find_ext_capability(pdev, PCI_EXT_CAP_ID_PASID);
        if (!pos)
                return -EINVAL;
 
@@ -376,7 +376,7 @@ void pci_disable_pasid(struct pci_dev *pdev)
        u16 control = 0;
        int pos;
 
-       pos = pci_find_ext_capability(pdev, PCI_PASID_CAP);
+       pos = pci_find_ext_capability(pdev, PCI_EXT_CAP_ID_PASID);
        if (!pos)
                return;
 
@@ -400,7 +400,7 @@ int pci_pasid_features(struct pci_dev *pdev)
        u16 supported;
        int pos;
 
-       pos = pci_find_ext_capability(pdev, PCI_PASID_CAP);
+       pos = pci_find_ext_capability(pdev, PCI_EXT_CAP_ID_PASID);
        if (!pos)
                return -EINVAL;
 
@@ -426,7 +426,7 @@ int pci_max_pasids(struct pci_dev *pdev)
        u16 supported;
        int pos;
 
-       pos = pci_find_ext_capability(pdev, PCI_PASID_CAP);
+       pos = pci_find_ext_capability(pdev, PCI_EXT_CAP_ID_PASID);
        if (!pos)
                return -EINVAL;
 

diff --git a/include/linux/pci_regs.h b/include/linux/pci_regs.h
index b5d9657..090d3a9 100644 (file)
--- a/include/linux/pci_regs.h
+++ b/include/linux/pci_regs.h
@@ -537,7 +537,9 @@
 #define PCI_EXT_CAP_ID_ARI     14
 #define PCI_EXT_CAP_ID_ATS     15
 #define PCI_EXT_CAP_ID_SRIOV   16
+#define PCI_EXT_CAP_ID_PRI     19
 #define PCI_EXT_CAP_ID_LTR     24
+#define PCI_EXT_CAP_ID_PASID   27
 
 /* Advanced Error Reporting */
 #define PCI_ERR_UNCOR_STATUS   4       /* Uncorrectable Error Status */
@@ -664,7 +666,6 @@
 #define  PCI_ATS_MIN_STU       12      /* shift of minimum STU block */
 
 /* Page Request Interface */
-#define PCI_PRI_CAP            0x13    /* PRI capability ID */
 #define PCI_PRI_CONTROL_OFF    0x04    /* Offset of control register */
 #define PCI_PRI_STATUS_OFF     0x06    /* Offset of status register */
 #define PCI_PRI_ENABLE         0x0001  /* Enable mask */
@@ -676,7 +677,6 @@
 #define PCI_PRI_ALLOC_REQ_OFF  0x0c    /* Cap offset for max reqs allowed */
 
 /* PASID capability */
-#define PCI_PASID_CAP          0x1b    /* PASID capability ID */
 #define PCI_PASID_CAP_OFF      0x04    /* PASID feature register */
 #define PCI_PASID_CONTROL_OFF   0x06    /* PASID control register */
 #define PCI_PASID_ENABLE       0x01    /* Enable/Supported bit */