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PCI/ASPM: Reformat ASPM register definitions 

Reformat register field definitions in the style used elsewhere and align
comments with names used in the spec.  No functional change intended.

Signed-off-by: Bjorn Helgaas <bhelgaas@google.com>
Reviewed-by: Vidya Sagar <vidyas@nvidia.com>
This commit is contained in:
Bjorn Helgaas 2017-11-10 15:13:10 -06:00
parent c00054f540
commit 7f88ba4a19
1 changed files with 14 additions and 14 deletions
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28
include/uapi/linux/pci_regs.h
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@ -995,19 +995,19 @@
#define PCI_PTM_CTRL_ENABLE 0x00000001 /* PTM enable */
#define PCI_PTM_CTRL_ROOT 0x00000002 /* Root select */
/* L1 PM Substates */
#define PCI_L1SS_CAP 4 /* capability register */
#define PCI_L1SS_CAP_PCIPM_L1_2 1 /* PCI PM L1.2 Support */
#define PCI_L1SS_CAP_PCIPM_L1_1 2 /* PCI PM L1.1 Support */
#define PCI_L1SS_CAP_ASPM_L1_2 4 /* ASPM L1.2 Support */
#define PCI_L1SS_CAP_ASPM_L1_1 8 /* ASPM L1.1 Support */
#define PCI_L1SS_CAP_L1_PM_SS 16 /* L1 PM Substates Support */
#define PCI_L1SS_CTL1 8 /* Control Register 1 */
#define PCI_L1SS_CTL1_PCIPM_L1_2 1 /* PCI PM L1.2 Enable */
#define PCI_L1SS_CTL1_PCIPM_L1_1 2 /* PCI PM L1.1 Support */
#define PCI_L1SS_CTL1_ASPM_L1_2 4 /* ASPM L1.2 Support */
#define PCI_L1SS_CTL1_ASPM_L1_1 8 /* ASPM L1.1 Support */
#define PCI_L1SS_CTL1_L1SS_MASK 0x0000000F
#define PCI_L1SS_CTL2 0xC /* Control Register 2 */
/* ASPM L1 PM Substates */
#define PCI_L1SS_CAP 0x04 /* Capabilities Register */
#define PCI_L1SS_CAP_PCIPM_L1_2 0x00000001 /* PCI-PM L1.2 Supported */
#define PCI_L1SS_CAP_PCIPM_L1_1 0x00000002 /* PCI-PM L1.1 Supported */
#define PCI_L1SS_CAP_ASPM_L1_2 0x00000004 /* ASPM L1.2 Supported */
#define PCI_L1SS_CAP_ASPM_L1_1 0x00000008 /* ASPM L1.1 Supported */
#define PCI_L1SS_CAP_L1_PM_SS 0x00000010 /* L1 PM Substates Supported */
#define PCI_L1SS_CTL1 0x08 /* Control 1 Register */
#define PCI_L1SS_CTL1_PCIPM_L1_2 0x00000001 /* PCI-PM L1.2 Enable */
#define PCI_L1SS_CTL1_PCIPM_L1_1 0x00000002 /* PCI-PM L1.1 Enable */
#define PCI_L1SS_CTL1_ASPM_L1_2 0x00000004 /* ASPM L1.2 Enable */
#define PCI_L1SS_CTL1_ASPM_L1_1 0x00000008 /* ASPM L1.1 Enable */
#define PCI_L1SS_CTL1_L1SS_MASK 0x0000000f
#define PCI_L1SS_CTL2 0x0c /* Control 2 Register */
#endif /* LINUX_PCI_REGS_H */