jme: Extract main and sub chip revision

Get the main and sub chip revision for later workaround use.

Signed-off-by: Guo-Fu Tseng <cooldavid@cooldavid.org>
Signed-off-by: David S. Miller <davem@davemloft.net>

2 files changed, 10 insertions, 6 deletions

diff --git a/drivers/net/jme.c b/drivers/net/jme.c
index e97ebef3cf47..d44716e804b6 100644
--- a/drivers/net/jme.c
+++ b/drivers/net/jme.c
@@ -2731,6 +2731,8 @@ jme_check_hw_ver(struct jme_adapter *jme)
 
         jme->fpgaver = (chipmode & CM_FPGAVER_MASK) >> CM_FPGAVER_SHIFT;
         jme->chiprev = (chipmode & CM_CHIPREV_MASK) >> CM_CHIPREV_SHIFT;
+        jme->chip_main_rev = jme->chiprev & 0xF;
+        jme->chip_sub_rev = (jme->chiprev >> 4) & 0xF;
 }
 
 static const struct net_device_ops jme_netdev_ops = {
@@ -2937,7 +2939,7 @@ jme_init_one(struct pci_dev *pdev,
 
         jme_clear_pm(jme);
         jme_set_phyfifoa(jme);
-        pci_read_config_byte(pdev, PCI_REVISION_ID, &jme->rev);
+        pci_read_config_byte(pdev, PCI_REVISION_ID, &jme->pcirev);
         if (!jme->fpgaver)
                 jme_phy_init(jme);
         jme_phy_off(jme);
@@ -2964,14 +2966,14 @@ jme_init_one(struct pci_dev *pdev,
                 goto err_out_unmap;
         }
 
-        netif_info(jme, probe, jme->dev, "%s%s ver:%x rev:%x macaddr:%pM\n",
+        netif_info(jme, probe, jme->dev, "%s%s chiprev:%x pcirev:%x macaddr:%pM\n",
                    (jme->pdev->device == PCI_DEVICE_ID_JMICRON_JMC250) ?
                    "JMC250 Gigabit Ethernet" :
                    (jme->pdev->device == PCI_DEVICE_ID_JMICRON_JMC260) ?
                    "JMC260 Fast Ethernet" : "Unknown",
                    (jme->fpgaver != 0) ? " (FPGA)" : "",
                    (jme->fpgaver != 0) ? jme->fpgaver : jme->chiprev,
-                   jme->rev, netdev->dev_addr);
+                   jme->pcirev, netdev->dev_addr);
 
         return 0;
 
diff --git a/drivers/net/jme.h b/drivers/net/jme.h
index eac09264bf2a..32b2a9ddbcd6 100644
--- a/drivers/net/jme.h
+++ b/drivers/net/jme.h
@@ -411,8 +411,10 @@ struct jme_adapter {
         u32                     rx_ring_mask;
         u8                      mrrs;
         unsigned int            fpgaver;
-        unsigned int            chiprev;
-        u8                      rev;
+        u8                      chiprev;
+        u8                      chip_main_rev;
+        u8                      chip_sub_rev;
+        u8                      pcirev;
         u32                     msg_enable;
         struct ethtool_cmd      old_ecmd;
         unsigned int            old_mtu;
@@ -1184,7 +1186,7 @@ enum jme_phy_reg17_vals {
 /*
  * Workaround
  */
-static inline int is_buggy250(unsigned short device, unsigned int chiprev)
+static inline int is_buggy250(unsigned short device, u8 chiprev)
 {
         return device == PCI_DEVICE_ID_JMICRON_JMC250 && chiprev == 0x11;
 }