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[1/6] PCI: add 32 GT/s decoding in some macros

Message ID 1579079063-5668-2-git-send-email-yangyicong@hisilicon.com (mailing list archive)
State Superseded, archived
Delegated to: Bjorn Helgaas
Headers show
Series Improve link speed presentation process | expand

Commit Message

Yicong Yang Jan. 15, 2020, 9:04 a.m. UTC 
Link speed 32.0 GT/s is supported in PCIe r5.0. Add in macro
PCIE_SPEED2STR and PCIE_SPEED2MBS_ENC to correctly decode.
This patch is a complementary to
commit de76cda215d5 ("PCI: Decode PCIe 32 GT/s link speed").

Signed-off-by: Yicong Yang <yangyicong@hisilicon.com>
---
 drivers/pci/pci.h | 6 ++++--
 1 file changed, 4 insertions(+), 2 deletions(-)

--
2.8.1
diff mbox series

Patch

diff --git a/drivers/pci/pci.h b/drivers/pci/pci.h
index a0a53bd..a88c316 100644
--- a/drivers/pci/pci.h
+++ b/drivers/pci/pci.h
@@ -291,7 +291,8 @@  void pci_bus_put(struct pci_bus *bus);

 /* PCIe link information */
 #define PCIE_SPEED2STR(speed) \
-	((speed) == PCIE_SPEED_16_0GT ? "16 GT/s" : \
+	((speed) == PCIE_SPEED_32_0GT ? "32 GT/s" : \
+	 (speed) == PCIE_SPEED_16_0GT ? "16 GT/s" : \
 	 (speed) == PCIE_SPEED_8_0GT ? "8 GT/s" : \
 	 (speed) == PCIE_SPEED_5_0GT ? "5 GT/s" : \
 	 (speed) == PCIE_SPEED_2_5GT ? "2.5 GT/s" : \
@@ -299,7 +300,8 @@  void pci_bus_put(struct pci_bus *bus);

 /* PCIe speed to Mb/s reduced by encoding overhead */
 #define PCIE_SPEED2MBS_ENC(speed) \
-	((speed) == PCIE_SPEED_16_0GT ? 16000*128/130 : \
+	((speed) == PCIE_SPEED_32_0GT ? 32000*128/130 : \
+	 (speed) == PCIE_SPEED_16_0GT ? 16000*128/130 : \
 	 (speed) == PCIE_SPEED_8_0GT  ?  8000*128/130 : \
 	 (speed) == PCIE_SPEED_5_0GT  ?  5000*8/10 : \
 	 (speed) == PCIE_SPEED_2_5GT  ?  2500*8/10 : \