[Intel-wired-lan] [next PATCH S72-V3 09/13] i40e: Add support for OEM firmware version
Alice Michael
alice.michael at intel.com
Wed Jun 7 09:43:09 UTC 2017
From: Filip Sadowski <filip.sadowski at intel.com>
This patch adds support for OEM firmware version. If OEM specific
adapter is detected ethtool reports OEM product version in firmware
version string instead of etrack id.
Signed-off-by: Filip Sadowski <filip.sadowski at intel.com>
---
drivers/net/ethernet/intel/i40e/i40e.h | 48 ++++++++++++++++++++---------
drivers/net/ethernet/intel/i40e/i40e_main.c | 47 ++++++++++++++++++++++++++++
2 files changed, 81 insertions(+), 14 deletions(-)
diff --git a/drivers/net/ethernet/intel/i40e/i40e.h b/drivers/net/ethernet/intel/i40e/i40e.h
index 962ef98..cb102cd 100644
--- a/drivers/net/ethernet/intel/i40e/i40e.h
+++ b/drivers/net/ethernet/intel/i40e/i40e.h
@@ -103,6 +103,12 @@
(I40E_AQ_PHY_DEBUG_DISABLE_LINK_FW | \
I40E_AQ_PHY_DEBUG_DISABLE_ALL_LINK_FW)
+#define I40E_OEM_EETRACK_ID 0xffffffff
+#define I40E_OEM_GEN_SHIFT 24
+#define I40E_OEM_SNAP_MASK 0x00ff0000
+#define I40E_OEM_SNAP_SHIFT 16
+#define I40E_OEM_RELEASE_MASK 0x0000ffff
+
/* The values in here are decimal coded as hex as is the case in the NVM map*/
#define I40E_CURRENT_NVM_VERSION_HI 0x2
#define I40E_CURRENT_NVM_VERSION_LO 0x40
@@ -733,22 +739,36 @@ static inline char *i40e_nvm_version_str(struct i40e_hw *hw)
{
static char buf[32];
u32 full_ver;
- u8 ver, patch;
- u16 build;
full_ver = hw->nvm.oem_ver;
- ver = (u8)(full_ver >> I40E_OEM_VER_SHIFT);
- build = (u16)((full_ver >> I40E_OEM_VER_BUILD_SHIFT) &
- I40E_OEM_VER_BUILD_MASK);
- patch = (u8)(full_ver & I40E_OEM_VER_PATCH_MASK);
-
- snprintf(buf, sizeof(buf),
- "%x.%02x 0x%x %d.%d.%d",
- (hw->nvm.version & I40E_NVM_VERSION_HI_MASK) >>
- I40E_NVM_VERSION_HI_SHIFT,
- (hw->nvm.version & I40E_NVM_VERSION_LO_MASK) >>
- I40E_NVM_VERSION_LO_SHIFT,
- hw->nvm.eetrack, ver, build, patch);
+
+ if (hw->nvm.eetrack == I40E_OEM_EETRACK_ID) {
+ u8 gen, snap;
+ u16 release;
+
+ gen = (u8)(full_ver >> I40E_OEM_GEN_SHIFT);
+ snap = (u8)((full_ver & I40E_OEM_SNAP_MASK) >>
+ I40E_OEM_SNAP_SHIFT);
+ release = (u16)(full_ver & I40E_OEM_RELEASE_MASK);
+
+ snprintf(buf, sizeof(buf), "%x.%x.%x", gen, snap, release);
+ } else {
+ u8 ver, patch;
+ u16 build;
+
+ ver = (u8)(full_ver >> I40E_OEM_VER_SHIFT);
+ build = (u16)((full_ver >> I40E_OEM_VER_BUILD_SHIFT) &
+ I40E_OEM_VER_BUILD_MASK);
+ patch = (u8)(full_ver & I40E_OEM_VER_PATCH_MASK);
+
+ snprintf(buf, sizeof(buf),
+ "%x.%02x 0x%x %d.%d.%d",
+ (hw->nvm.version & I40E_NVM_VERSION_HI_MASK) >>
+ I40E_NVM_VERSION_HI_SHIFT,
+ (hw->nvm.version & I40E_NVM_VERSION_LO_MASK) >>
+ I40E_NVM_VERSION_LO_SHIFT,
+ hw->nvm.eetrack, ver, build, patch);
+ }
return buf;
}
diff --git a/drivers/net/ethernet/intel/i40e/i40e_main.c b/drivers/net/ethernet/intel/i40e/i40e_main.c
index e4ae673..5fd4d2f 100644
--- a/drivers/net/ethernet/intel/i40e/i40e_main.c
+++ b/drivers/net/ethernet/intel/i40e/i40e_main.c
@@ -7107,6 +7107,51 @@ static void i40e_send_version(struct i40e_pf *pf)
}
/**
+ * i40e_get_oem_version - get OEM specific version information
+ * @hw: pointer to the hardware structure
+ **/
+static void i40e_get_oem_version(struct i40e_hw *hw)
+{
+ u16 block_offset = 0xffff;
+ u16 block_length = 0;
+ u16 capabilities = 0;
+ u16 gen_snap = 0;
+ u16 release = 0;
+
+#define I40E_SR_NVM_OEM_VERSION_PTR 0x1B
+#define I40E_NVM_OEM_LENGTH_OFFSET 0x00
+#define I40E_NVM_OEM_CAPABILITIES_OFFSET 0x01
+#define I40E_NVM_OEM_GEN_OFFSET 0x02
+#define I40E_NVM_OEM_RELEASE_OFFSET 0x03
+#define I40E_NVM_OEM_CAPABILITIES_MASK 0x000F
+#define I40E_NVM_OEM_LENGTH 3
+
+ /* Check if pointer to OEM version block is valid. */
+ i40e_read_nvm_word(hw, I40E_SR_NVM_OEM_VERSION_PTR, &block_offset);
+ if (block_offset == 0xffff)
+ return;
+
+ /* Check if OEM version block has correct length. */
+ i40e_read_nvm_word(hw, block_offset + I40E_NVM_OEM_LENGTH_OFFSET,
+ &block_length);
+ if (block_length < I40E_NVM_OEM_LENGTH)
+ return;
+
+ /* Check if OEM version format is as expected. */
+ i40e_read_nvm_word(hw, block_offset + I40E_NVM_OEM_CAPABILITIES_OFFSET,
+ &capabilities);
+ if ((capabilities & I40E_NVM_OEM_CAPABILITIES_MASK) != 0)
+ return;
+
+ i40e_read_nvm_word(hw, block_offset + I40E_NVM_OEM_GEN_OFFSET,
+ &gen_snap);
+ i40e_read_nvm_word(hw, block_offset + I40E_NVM_OEM_RELEASE_OFFSET,
+ &release);
+ hw->nvm.oem_ver = (gen_snap << I40E_OEM_SNAP_SHIFT) | release;
+ hw->nvm.eetrack = I40E_OEM_EETRACK_ID;
+}
+
+/**
* i40e_reset - wait for core reset to finish reset, reset pf if corer not seen
* @pf: board private structure
**/
@@ -7153,6 +7198,7 @@ static void i40e_rebuild(struct i40e_pf *pf, bool reinit, bool lock_acquired)
i40e_aq_str(&pf->hw, pf->hw.aq.asq_last_status));
goto clear_recovery;
}
+ i40e_get_oem_version(&pf->hw);
/* re-verify the eeprom if we just had an EMP reset */
if (test_and_clear_bit(__I40E_EMP_RESET_INTR_RECEIVED, pf->state))
@@ -11337,6 +11383,7 @@ static int i40e_probe(struct pci_dev *pdev, const struct pci_device_id *ent)
goto err_pf_reset;
}
+ i40e_get_oem_version(hw);
/* provide nvm, fw, api versions */
dev_info(&pdev->dev, "fw %d.%d.%05d api %d.%d nvm %s\n",
--
2.9.3
More information about the Intel-wired-lan
mailing list