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authorShawn Lin <shawn.lin@rock-chips.com>2025-11-14 20:09:00 +0800
committerBjorn Helgaas <bhelgaas@google.com>2025-11-24 16:46:59 -0600
commitbcc9a4a0bca3aee4303fa4a20302e57b24ac8f68 (patch)
tree3afefa51d256d679cc471c2fd400cf991519319e /drivers/pci/controller/dwc
parent3a8660878839faadb4f1a6dd72c3179c1df56787 (diff)
PCI: dwc: Fix wrong PORT_LOGIC_LTSSM_STATE_MASK definition
As per DesignWare Cores PCI Express Controller Databook, section 5.50, SII: Debug Signals, cxpl_debug_info[63:0]: [5:0] smlh_ltssm_state: LTSSM current state. Encoding is same as the dedicated smlh_ltssm_state output. The mask should be 6 bits, from 0 to 5. Hence, fix the mask definition. Fixes: 23fe5bd4be90 ("PCI: keystone: Cleanup ks_pcie_link_up()") Signed-off-by: Shawn Lin <shawn.lin@rock-chips.com> [mani: reworded description] Signed-off-by: Manivannan Sadhasivam <mani@kernel.org> Signed-off-by: Bjorn Helgaas <bhelgaas@google.com> Link: https://patch.msgid.link/1763122140-203068-1-git-send-email-shawn.lin@rock-chips.com
Diffstat (limited to 'drivers/pci/controller/dwc')
-rw-r--r--drivers/pci/controller/dwc/pcie-designware.h2
1 files changed, 1 insertions, 1 deletions
diff --git a/drivers/pci/controller/dwc/pcie-designware.h b/drivers/pci/controller/dwc/pcie-designware.h
index e995f692a1ec..24bfa5231923 100644
--- a/drivers/pci/controller/dwc/pcie-designware.h
+++ b/drivers/pci/controller/dwc/pcie-designware.h
@@ -97,7 +97,7 @@
#define PORT_LANE_SKEW_INSERT_MASK GENMASK(23, 0)
#define PCIE_PORT_DEBUG0 0x728
-#define PORT_LOGIC_LTSSM_STATE_MASK 0x1f
+#define PORT_LOGIC_LTSSM_STATE_MASK 0x3f
#define PORT_LOGIC_LTSSM_STATE_L0 0x11
#define PCIE_PORT_DEBUG1 0x72C
#define PCIE_PORT_DEBUG1_LINK_UP BIT(4)