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18#undef DEBUG
19
20#include <linux/init.h>
21#include <linux/cpufreq.h>
22#include <linux/device.h>
23
24
25#include <mach/omap-pm.h>
26
27#include <mach/powerdomain.h>
28
29struct omap_opp *dsp_opps;
30struct omap_opp *mpu_opps;
31struct omap_opp *l3_opps;
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37void omap_pm_set_max_mpu_wakeup_lat(struct device *dev, long t)
38{
39 if (!dev || t < -1) {
40 WARN_ON(1);
41 return;
42 };
43
44 if (t == -1)
45 pr_debug("OMAP PM: remove max MPU wakeup latency constraint: "
46 "dev %s\n", dev_name(dev));
47 else
48 pr_debug("OMAP PM: add max MPU wakeup latency constraint: "
49 "dev %s, t = %ld usec\n", dev_name(dev), t);
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61}
62
63void omap_pm_set_min_bus_tput(struct device *dev, u8 agent_id, unsigned long r)
64{
65 if (!dev || (agent_id != OCP_INITIATOR_AGENT &&
66 agent_id != OCP_TARGET_AGENT)) {
67 WARN_ON(1);
68 return;
69 };
70
71 if (r == 0)
72 pr_debug("OMAP PM: remove min bus tput constraint: "
73 "dev %s for agent_id %d\n", dev_name(dev), agent_id);
74 else
75 pr_debug("OMAP PM: add min bus tput constraint: "
76 "dev %s for agent_id %d: rate %ld KiB\n",
77 dev_name(dev), agent_id, r);
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86}
87
88void omap_pm_set_max_dev_wakeup_lat(struct device *dev, long t)
89{
90 if (!dev || t < -1) {
91 WARN_ON(1);
92 return;
93 };
94
95 if (t == -1)
96 pr_debug("OMAP PM: remove max device latency constraint: "
97 "dev %s\n", dev_name(dev));
98 else
99 pr_debug("OMAP PM: add max device latency constraint: "
100 "dev %s, t = %ld usec\n", dev_name(dev), t);
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114}
115
116void omap_pm_set_max_sdma_lat(struct device *dev, long t)
117{
118 if (!dev || t < -1) {
119 WARN_ON(1);
120 return;
121 };
122
123 if (t == -1)
124 pr_debug("OMAP PM: remove max DMA latency constraint: "
125 "dev %s\n", dev_name(dev));
126 else
127 pr_debug("OMAP PM: add max DMA latency constraint: "
128 "dev %s, t = %ld usec\n", dev_name(dev), t);
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142}
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149const struct omap_opp *omap_pm_dsp_get_opp_table(void)
150{
151 pr_debug("OMAP PM: DSP request for OPP table\n");
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158 return NULL;
159}
160
161void omap_pm_dsp_set_min_opp(u8 opp_id)
162{
163 if (opp_id == 0) {
164 WARN_ON(1);
165 return;
166 }
167
168 pr_debug("OMAP PM: DSP requests minimum VDD1 OPP to be %d\n", opp_id);
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183}
184
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186u8 omap_pm_dsp_get_opp(void)
187{
188 pr_debug("OMAP PM: DSP requests current DSP OPP ID\n");
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198 return 0;
199}
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208struct cpufreq_frequency_table **omap_pm_cpu_get_freq_table(void)
209{
210 pr_debug("OMAP PM: CPUFreq request for frequency table\n");
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218 return NULL;
219}
220
221void omap_pm_cpu_set_freq(unsigned long f)
222{
223 if (f == 0) {
224 WARN_ON(1);
225 return;
226 }
227
228 pr_debug("OMAP PM: CPUFreq requests CPU frequency to be set to %lu\n",
229 f);
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239}
240
241unsigned long omap_pm_cpu_get_freq(void)
242{
243 pr_debug("OMAP PM: CPUFreq requests current CPU frequency\n");
244
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249 return 0;
250}
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256int omap_pm_get_dev_context_loss_count(struct device *dev)
257{
258 if (!dev) {
259 WARN_ON(1);
260 return -EINVAL;
261 };
262
263 pr_debug("OMAP PM: returning context loss count for dev %s\n",
264 dev_name(dev));
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271 return 0;
272}
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276int __init omap_pm_if_early_init(struct omap_opp *mpu_opp_table,
277 struct omap_opp *dsp_opp_table,
278 struct omap_opp *l3_opp_table)
279{
280 mpu_opps = mpu_opp_table;
281 dsp_opps = dsp_opp_table;
282 l3_opps = l3_opp_table;
283 return 0;
284}
285
286
287int __init omap_pm_if_init(void)
288{
289 return 0;
290}
291
292void omap_pm_if_exit(void)
293{
294
295}
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297