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intel_th: Enumerate Low Power Path output port type

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Trace Hub 2.x adds Low Power Path (LPP) output port type, which provides
a low power mode trace path from sources to PTI or BSSB.

This adds an output subdevice for the LPP port.

Signed-off-by: Alexander Shishkin <alexander.shishkin@linux.intel.com>
This commit is contained in:
Alexander Shishkin 2016-11-11 12:09:11 +02:00
parent d5c435df4a
commit 92758af39a
2 changed files with 17 additions and 1 deletions
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15
drivers/hwtracing/intel_th/core.c
View File

@ -500,6 +500,21 @@ static const struct intel_th_subdevice {
.otype = GTH_PTI,
.scrpd = SCRPD_PTI_IS_PRIM_DEST,
},
{
.nres = 1,
.res = {
{
.start = REG_PTI_OFFSET,
.end = REG_PTI_OFFSET + REG_PTI_LENGTH - 1,
.flags = IORESOURCE_MEM,
},
},
.id = -1,
.name = "lpp",
.type = INTEL_TH_OUTPUT,
.otype = GTH_LPP,
.scrpd = SCRPD_PTI_IS_PRIM_DEST,
},
{
.nres = 1,
.res = {

3
drivers/hwtracing/intel_th/intel_th.h
View File

@ -103,7 +103,8 @@ enum {
GTH_NONE = 0,
GTH_MSU, /* memory/usb */
GTH_CTP, /* Common Trace Port */
GTH_PTI = 4, /* MIPI-PTI */
GTH_LPP, /* Low Power Path */
GTH_PTI, /* MIPI-PTI */
};
/**