From: Martin Peres Date: Wed, 13 Apr 2011 22:46:19 +0000 (+0200) Subject: drm/nouveau: Associate memtimings with performance levels on cards <= nv98 X-Git-Tag: v3.0-rc3~42^2~48^2~8 X-Git-Url: http://review.tizen.org/git/?a=commitdiff_plain;h=e614b2e7ca9f9946cede13b34c950b92af6fa7ef;p=profile%2Fivi%2Fkernel-x86-ivi.git drm/nouveau: Associate memtimings with performance levels on cards <= nv98 v2 (Ben Skeggs): fix ramcfg strap, and remove bogus handling of perf 0x40 Signed-off-by: Martin Peres Signed-off-by: Ben Skeggs --- diff --git a/drivers/gpu/drm/nouveau/nouveau_drv.h b/drivers/gpu/drm/nouveau/nouveau_drv.h index e4c26a2..224d3a1 100644 --- a/drivers/gpu/drm/nouveau/nouveau_drv.h +++ b/drivers/gpu/drm/nouveau/nouveau_drv.h @@ -410,6 +410,19 @@ struct nouveau_pm_voltage { int nr_level; }; +struct nouveau_pm_memtiming { + int id; + u32 reg_100220; + u32 reg_100224; + u32 reg_100228; + u32 reg_10022c; + u32 reg_100230; + u32 reg_100234; + u32 reg_100238; + u32 reg_10023c; + u32 reg_100240; +}; + #define NOUVEAU_PM_MAX_LEVEL 8 struct nouveau_pm_level { struct device_attribute dev_attr; @@ -425,6 +438,7 @@ struct nouveau_pm_level { u8 fanspeed; u16 memscript; + struct nouveau_pm_memtiming *timing; }; struct nouveau_pm_temp_sensor_constants { @@ -441,18 +455,6 @@ struct nouveau_pm_threshold_temp { s16 fan_boost; }; -struct nouveau_pm_memtiming { - u32 reg_100220; - u32 reg_100224; - u32 reg_100228; - u32 reg_10022c; - u32 reg_100230; - u32 reg_100234; - u32 reg_100238; - u32 reg_10023c; - u32 reg_100240; -}; - struct nouveau_pm_memtimings { bool supported; struct nouveau_pm_memtiming *timing; diff --git a/drivers/gpu/drm/nouveau/nouveau_mem.c b/drivers/gpu/drm/nouveau/nouveau_mem.c index ce3cb5e..2960f58 100644 --- a/drivers/gpu/drm/nouveau/nouveau_mem.c +++ b/drivers/gpu/drm/nouveau/nouveau_mem.c @@ -704,6 +704,7 @@ nouveau_mem_timing_init(struct drm_device *dev) /* XXX: reg_100240? */ } + timing->id = i; NV_DEBUG(dev, "Entry %d: 220: %08x %08x %08x %08x\n", i, timing->reg_100220, timing->reg_100224, @@ -715,7 +716,7 @@ nouveau_mem_timing_init(struct drm_device *dev) } memtimings->nr_timing = entries; - memtimings->supported = true; + memtimings->supported = (dev_priv->chipset <= 0x98); } void diff --git a/drivers/gpu/drm/nouveau/nouveau_perf.c b/drivers/gpu/drm/nouveau/nouveau_perf.c index 670e3cb..5b87e68 100644 --- a/drivers/gpu/drm/nouveau/nouveau_perf.c +++ b/drivers/gpu/drm/nouveau/nouveau_perf.c @@ -82,6 +82,7 @@ nouveau_perf_init(struct drm_device *dev) u8 version, headerlen, recordlen, entries; u8 *perf, *entry; int vid, i; + u8 ramcfg = (nv_rd32(dev, NV_PEXTDEV_BOOT_0) & 0x3c) >> 2; if (bios->type == NVBIOS_BIT) { if (bit_table(dev, 'P', &P)) @@ -124,6 +125,8 @@ nouveau_perf_init(struct drm_device *dev) for (i = 0; i < entries; i++) { struct nouveau_pm_level *perflvl = &pm->perflvl[pm->nr_perflvl]; + perflvl->timing = NULL; + if (entry[0] == 0xff) { entry += recordlen; continue; @@ -190,6 +193,22 @@ nouveau_perf_init(struct drm_device *dev) } } + /* get the corresponding memory timings */ + if (pm->memtimings.supported) { + u8 timing_id = 0xff; + u16 extra_data; + + if (version > 0x15 && version < 0x40 && + ramcfg < perf[4]) { + extra_data = perf[3] + (ramcfg * perf[5]); + timing_id = entry[extra_data + 1]; + } + + if (pm->memtimings.nr_timing > timing_id) + perflvl->timing = + &pm->memtimings.timing[timing_id]; + } + snprintf(perflvl->name, sizeof(perflvl->name), "performance_level_%d", i); perflvl->id = i; diff --git a/drivers/gpu/drm/nouveau/nouveau_pm.c b/drivers/gpu/drm/nouveau/nouveau_pm.c index dc8a0cc..da8d994 100644 --- a/drivers/gpu/drm/nouveau/nouveau_pm.c +++ b/drivers/gpu/drm/nouveau/nouveau_pm.c @@ -156,7 +156,7 @@ nouveau_pm_perflvl_get(struct drm_device *dev, struct nouveau_pm_level *perflvl) static void nouveau_pm_perflvl_info(struct nouveau_pm_level *perflvl, char *ptr, int len) { - char c[16], s[16], v[16], f[16]; + char c[16], s[16], v[16], f[16], t[16]; c[0] = '\0'; if (perflvl->core) @@ -174,8 +174,12 @@ nouveau_pm_perflvl_info(struct nouveau_pm_level *perflvl, char *ptr, int len) if (perflvl->fanspeed) snprintf(f, sizeof(f), " fanspeed %d%%", perflvl->fanspeed); - snprintf(ptr, len, "memory %dMHz%s%s%s%s\n", perflvl->memory / 1000, - c, s, v, f); + t[0] = '\0'; + if (perflvl->timing) + snprintf(t, sizeof(t), " timing %d", perflvl->timing->id); + + snprintf(ptr, len, "memory %dMHz%s%s%s%s%s\n", perflvl->memory / 1000, + c, s, v, f, t); } static ssize_t @@ -476,10 +480,10 @@ nouveau_pm_init(struct drm_device *dev) char info[256]; int ret, i; + nouveau_mem_timing_init(dev); nouveau_volt_init(dev); nouveau_perf_init(dev); nouveau_temp_init(dev); - nouveau_mem_timing_init(dev); NV_INFO(dev, "%d available performance level(s)\n", pm->nr_perflvl); for (i = 0; i < pm->nr_perflvl; i++) { @@ -525,10 +529,10 @@ nouveau_pm_fini(struct drm_device *dev) if (pm->cur != &pm->boot) nouveau_pm_perflvl_set(dev, &pm->boot); - nouveau_mem_timing_fini(dev); nouveau_temp_fini(dev); nouveau_perf_fini(dev); nouveau_volt_fini(dev); + nouveau_mem_timing_fini(dev); #if defined(CONFIG_ACPI) && defined(CONFIG_POWER_SUPPLY) unregister_acpi_notifier(&pm->acpi_nb);