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net: ipa: add interconnect name to configuration data 

Add the name to the configuration data for each interconnect.  Use
this information rather than a constant string during initialization.

Signed-off-by: Alex Elder <elder@linaro.org>
Signed-off-by: Jakub Kicinski <kuba@kernel.org>
This commit is contained in:
Alex Elder 2021-01-15 06:50:48 -06:00 committed by Jakub Kicinski
parent db6cd51487
commit e938d7ef92
4 changed files with 11 additions and 3 deletions
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6
drivers/net/ipa/ipa_clock.c
View File

@ -76,7 +76,7 @@ static int ipa_interconnect_init(struct ipa_clock *clock, struct device *dev,
struct ipa_interconnect *interconnect;
struct icc_path *path;
path = ipa_interconnect_init_one(dev, "memory");
path = ipa_interconnect_init_one(dev, data->name);
if (IS_ERR(path))
goto err_return;
interconnect = &clock->interconnect[IPA_INTERCONNECT_MEMORY];
@ -85,7 +85,7 @@ static int ipa_interconnect_init(struct ipa_clock *clock, struct device *dev,
interconnect->peak_bandwidth = data->peak_bandwidth;
data++;
path = ipa_interconnect_init_one(dev, "imem");
path = ipa_interconnect_init_one(dev, data->name);
if (IS_ERR(path))
goto err_memory_path_put;
interconnect = &clock->interconnect[IPA_INTERCONNECT_IMEM];
@ -94,7 +94,7 @@ static int ipa_interconnect_init(struct ipa_clock *clock, struct device *dev,
interconnect->peak_bandwidth = data->peak_bandwidth;
data++;
path = ipa_interconnect_init_one(dev, "config");
path = ipa_interconnect_init_one(dev, data->name);
if (IS_ERR(path))
goto err_imem_path_put;
interconnect = &clock->interconnect[IPA_INTERCONNECT_CONFIG];

3
drivers/net/ipa/ipa_data-sc7180.c
View File

@ -314,15 +314,18 @@ static struct ipa_clock_data ipa_clock_data = {
/* Interconnect bandwidths are in 1000 byte/second units */
.interconnect = {
[IPA_INTERCONNECT_MEMORY] = {
.name = "memory",
.peak_bandwidth = 465000, /* 465 MBps */
.average_bandwidth = 80000, /* 80 MBps */
},
/* Average bandwidth unused for the next two interconnects */
[IPA_INTERCONNECT_IMEM] = {
.name = "imem",
.peak_bandwidth = 68570, /* 68.57 MBps */
.average_bandwidth = 0, /* unused */
},
[IPA_INTERCONNECT_CONFIG] = {
.name = "config",
.peak_bandwidth = 30000, /* 30 MBps */
.average_bandwidth = 0, /* unused */
},

3
drivers/net/ipa/ipa_data-sdm845.c
View File

@ -334,15 +334,18 @@ static struct ipa_clock_data ipa_clock_data = {
/* Interconnect bandwidths are in 1000 byte/second units */
.interconnect = {
[IPA_INTERCONNECT_MEMORY] = {
.name = "memory",
.peak_bandwidth = 600000, /* 600 MBps */
.average_bandwidth = 80000, /* 80 MBps */
},
/* Average bandwidth unused for the next two interconnects */
[IPA_INTERCONNECT_IMEM] = {
.name = "imem",
.peak_bandwidth = 350000, /* 350 MBps */
.average_bandwidth = 0, /* unused */
},
[IPA_INTERCONNECT_CONFIG] = {
.name = "config",
.peak_bandwidth = 40000, /* 40 MBps */
.average_bandwidth = 0, /* unused */
},

2
drivers/net/ipa/ipa_data.h
View File

@ -268,10 +268,12 @@ enum ipa_interconnect_id {
/**
* struct ipa_interconnect_data - description of IPA interconnect bandwidths
* @name: Interconnect name (matches interconnect-name in DT)
* @peak_bandwidth: Peak interconnect bandwidth (in 1000 byte/sec units)
* @average_bandwidth: Average interconnect bandwidth (in 1000 byte/sec units)
*/
struct ipa_interconnect_data {
const char *name;
u32 peak_bandwidth;
u32 average_bandwidth;
};