Thread (49 messages) 49 messages, 4 authors, 2017-03-09

[PATCH v2 08/22] PCI: dwc: designware: Add EP mode support

From: Kishon Vijay Abraham I <hidden>
Date: 2017-03-08 16:03:20
Also in: linux-devicetree, linux-omap, linux-pci, lkml

Hi,

On Wednesday 08 March 2017 05:07 PM, Joao Pinto wrote:
?s 11:35 AM de 3/8/2017, Kishon Vijay Abraham I escreveu:
quoted
Hi,

On Wednesday 08 March 2017 05:02 PM, Joao Pinto wrote:
quoted
Hi Kishon,
quoted
quoted
Can you provide PCIE_GET_ATU_INB_UNR_REG_OFFSET (similar to
PCIE_GET_ATU_OUTB_UNR_REG_OFFSET)?
Yes of course, I will send you the definition soon.
As promissed here is the definition for Inbound:

+/* register address builder */
+#define PCIE_GET_ATU_INB_UNR_REG_ADDR(region, register)		\
+					((0x3 << 20) | (region << 9) |	\
+					(0x1 << 8) | (register << 2))
Cool, thanks!
No problem! If you have doubts, please let me know.
Okay, so this looks slightly different than the outbound macro since it takes
the register argument. In the case of outbound PCIE_GET_ATU_OUTB_UNR_REG_OFFSET
returns the offset which was used like
dw_pcie_write_dbi(pci, base, offset + reg, 0x4, val);

How should the value from PCIE_GET_ATU_INB_UNR_REG_ADDR be used?

Thanks
Kishon
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