diff options
Diffstat (limited to 'drivers/gpu/drm/nouveau/nv40_pm.c')
-rw-r--r-- | drivers/gpu/drm/nouveau/nv40_pm.c | 182 |
1 files changed, 70 insertions, 112 deletions
diff --git a/drivers/gpu/drm/nouveau/nv40_pm.c b/drivers/gpu/drm/nouveau/nv40_pm.c index b94dd87d592c..3382064c7f33 100644 --- a/drivers/gpu/drm/nouveau/nv40_pm.c +++ b/drivers/gpu/drm/nouveau/nv40_pm.c @@ -23,18 +23,24 @@ */ #include <drm/drmP.h> -#include "nouveau_drv.h" +#include "nouveau_drm.h" #include "nouveau_bios.h" #include "nouveau_pm.h" #include "nouveau_hw.h" -#include "nouveau_fifo.h" + +#include <subdev/bios/pll.h> +#include <subdev/clock.h> +#include <subdev/timer.h> + +#include <engine/fifo.h> #define min2(a,b) ((a) < (b) ? (a) : (b)) static u32 read_pll_1(struct drm_device *dev, u32 reg) { - u32 ctrl = nv_rd32(dev, reg + 0x00); + struct nouveau_device *device = nouveau_dev(dev); + u32 ctrl = nv_rd32(device, reg + 0x00); int P = (ctrl & 0x00070000) >> 16; int N = (ctrl & 0x0000ff00) >> 8; int M = (ctrl & 0x000000ff) >> 0; @@ -49,8 +55,9 @@ read_pll_1(struct drm_device *dev, u32 reg) static u32 read_pll_2(struct drm_device *dev, u32 reg) { - u32 ctrl = nv_rd32(dev, reg + 0x00); - u32 coef = nv_rd32(dev, reg + 0x04); + struct nouveau_device *device = nouveau_dev(dev); + u32 ctrl = nv_rd32(device, reg + 0x00); + u32 coef = nv_rd32(device, reg + 0x04); int N2 = (coef & 0xff000000) >> 24; int M2 = (coef & 0x00ff0000) >> 16; int N1 = (coef & 0x0000ff00) >> 8; @@ -89,7 +96,8 @@ read_clk(struct drm_device *dev, u32 src) int nv40_pm_clocks_get(struct drm_device *dev, struct nouveau_pm_level *perflvl) { - u32 ctrl = nv_rd32(dev, 0x00c040); + struct nouveau_device *device = nouveau_dev(dev); + u32 ctrl = nv_rd32(device, 0x00c040); perflvl->core = read_clk(dev, (ctrl & 0x00000003) >> 0); perflvl->shader = read_clk(dev, (ctrl & 0x00000030) >> 4); @@ -107,27 +115,30 @@ struct nv40_pm_state { }; static int -nv40_calc_pll(struct drm_device *dev, u32 reg, struct pll_lims *pll, +nv40_calc_pll(struct drm_device *dev, u32 reg, struct nvbios_pll *pll, u32 clk, int *N1, int *M1, int *N2, int *M2, int *log2P) { + struct nouveau_device *device = nouveau_dev(dev); + struct nouveau_bios *bios = nouveau_bios(device); + struct nouveau_clock *pclk = nouveau_clock(device); struct nouveau_pll_vals coef; int ret; - ret = get_pll_limits(dev, reg, pll); + ret = nvbios_pll_parse(bios, reg, pll); if (ret) return ret; - if (clk < pll->vco1.maxfreq) - pll->vco2.maxfreq = 0; + if (clk < pll->vco1.max_freq) + pll->vco2.max_freq = 0; - ret = nouveau_calc_pll_mnp(dev, pll, clk, &coef); + pclk->pll_calc(pclk, pll, clk, &coef); if (ret == 0) return -ERANGE; *N1 = coef.N1; *M1 = coef.M1; if (N2 && M2) { - if (pll->vco2.maxfreq) { + if (pll->vco2.max_freq) { *N2 = coef.N2; *M2 = coef.M2; } else { @@ -143,7 +154,7 @@ void * nv40_pm_clocks_pre(struct drm_device *dev, struct nouveau_pm_level *perflvl) { struct nv40_pm_state *info; - struct pll_lims pll; + struct nvbios_pll pll; int N1, N2, M1, M2, log2P; int ret; @@ -191,7 +202,7 @@ nv40_pm_clocks_pre(struct drm_device *dev, struct nouveau_pm_level *perflvl) goto out; info->mpll_ctrl = 0x80000000 | (log2P << 16); - info->mpll_ctrl |= min2(pll.log2p_bias + log2P, pll.max_log2p) << 20; + info->mpll_ctrl |= min2(pll.bias_p + log2P, pll.max_p) << 20; if (N2 == M2) { info->mpll_ctrl |= 0x00000100; info->mpll_coef = (N1 << 8) | M1; @@ -212,12 +223,13 @@ static bool nv40_pm_gr_idle(void *data) { struct drm_device *dev = data; + struct nouveau_device *device = nouveau_dev(dev); - if ((nv_rd32(dev, 0x400760) & 0x000000f0) >> 4 != - (nv_rd32(dev, 0x400760) & 0x0000000f)) + if ((nv_rd32(device, 0x400760) & 0x000000f0) >> 4 != + (nv_rd32(device, 0x400760) & 0x0000000f)) return false; - if (nv_rd32(dev, 0x400700)) + if (nv_rd32(device, 0x400700)) return false; return true; @@ -226,7 +238,9 @@ nv40_pm_gr_idle(void *data) int nv40_pm_clocks_set(struct drm_device *dev, void *pre_state) { - struct drm_nouveau_private *dev_priv = dev->dev_private; + struct nouveau_device *device = nouveau_dev(dev); + struct nouveau_fifo *pfifo = nouveau_fifo(device); + struct nouveau_drm *drm = nouveau_drm(dev); struct nv40_pm_state *info = pre_state; unsigned long flags; struct bit_entry M; @@ -236,12 +250,12 @@ nv40_pm_clocks_set(struct drm_device *dev, void *pre_state) /* determine which CRTCs are active, fetch VGA_SR1 for each */ for (i = 0; i < 2; i++) { - u32 vbl = nv_rd32(dev, 0x600808 + (i * 0x2000)); + u32 vbl = nv_rd32(device, 0x600808 + (i * 0x2000)); u32 cnt = 0; do { - if (vbl != nv_rd32(dev, 0x600808 + (i * 0x2000))) { - nv_wr08(dev, 0x0c03c4 + (i * 0x2000), 0x01); - sr1[i] = nv_rd08(dev, 0x0c03c5 + (i * 0x2000)); + if (vbl != nv_rd32(device, 0x600808 + (i * 0x2000))) { + nv_wr08(device, 0x0c03c4 + (i * 0x2000), 0x01); + sr1[i] = nv_rd08(device, 0x0c03c5 + (i * 0x2000)); if (!(sr1[i] & 0x20)) crtc_mask |= (1 << i); break; @@ -251,28 +265,20 @@ nv40_pm_clocks_set(struct drm_device *dev, void *pre_state) } /* halt and idle engines */ - spin_lock_irqsave(&dev_priv->context_switch_lock, flags); - nv_mask(dev, 0x002500, 0x00000001, 0x00000000); - if (!nv_wait(dev, 0x002500, 0x00000010, 0x00000000)) - goto resume; - nv_mask(dev, 0x003220, 0x00000001, 0x00000000); - if (!nv_wait(dev, 0x003220, 0x00000010, 0x00000000)) - goto resume; - nv_mask(dev, 0x003200, 0x00000001, 0x00000000); - nv04_fifo_cache_pull(dev, false); + pfifo->pause(pfifo, &flags); - if (!nv_wait_cb(dev, nv40_pm_gr_idle, dev)) + if (!nv_wait_cb(device, nv40_pm_gr_idle, dev)) goto resume; ret = 0; /* set engine clocks */ - nv_mask(dev, 0x00c040, 0x00000333, 0x00000000); - nv_wr32(dev, 0x004004, info->npll_coef); - nv_mask(dev, 0x004000, 0xc0070100, info->npll_ctrl); - nv_mask(dev, 0x004008, 0xc007ffff, info->spll); + nv_mask(device, 0x00c040, 0x00000333, 0x00000000); + nv_wr32(device, 0x004004, info->npll_coef); + nv_mask(device, 0x004000, 0xc0070100, info->npll_ctrl); + nv_mask(device, 0x004008, 0xc007ffff, info->spll); mdelay(5); - nv_mask(dev, 0x00c040, 0x00000333, info->ctrl); + nv_mask(device, 0x00c040, 0x00000333, info->ctrl); if (!info->mpll_ctrl) goto resume; @@ -281,52 +287,52 @@ nv40_pm_clocks_set(struct drm_device *dev, void *pre_state) for (i = 0; i < 2; i++) { if (!(crtc_mask & (1 << i))) continue; - nv_wait(dev, 0x600808 + (i * 0x2000), 0x00010000, 0x00000000); - nv_wait(dev, 0x600808 + (i * 0x2000), 0x00010000, 0x00010000); - nv_wr08(dev, 0x0c03c4 + (i * 0x2000), 0x01); - nv_wr08(dev, 0x0c03c5 + (i * 0x2000), sr1[i] | 0x20); + nv_wait(device, 0x600808 + (i * 0x2000), 0x00010000, 0x00000000); + nv_wait(device, 0x600808 + (i * 0x2000), 0x00010000, 0x00010000); + nv_wr08(device, 0x0c03c4 + (i * 0x2000), 0x01); + nv_wr08(device, 0x0c03c5 + (i * 0x2000), sr1[i] | 0x20); } /* prepare ram for reclocking */ - nv_wr32(dev, 0x1002d4, 0x00000001); /* precharge */ - nv_wr32(dev, 0x1002d0, 0x00000001); /* refresh */ - nv_wr32(dev, 0x1002d0, 0x00000001); /* refresh */ - nv_mask(dev, 0x100210, 0x80000000, 0x00000000); /* no auto refresh */ - nv_wr32(dev, 0x1002dc, 0x00000001); /* enable self-refresh */ + nv_wr32(device, 0x1002d4, 0x00000001); /* precharge */ + nv_wr32(device, 0x1002d0, 0x00000001); /* refresh */ + nv_wr32(device, 0x1002d0, 0x00000001); /* refresh */ + nv_mask(device, 0x100210, 0x80000000, 0x00000000); /* no auto refresh */ + nv_wr32(device, 0x1002dc, 0x00000001); /* enable self-refresh */ /* change the PLL of each memory partition */ - nv_mask(dev, 0x00c040, 0x0000c000, 0x00000000); - switch (dev_priv->chipset) { + nv_mask(device, 0x00c040, 0x0000c000, 0x00000000); + switch (nv_device(drm->device)->chipset) { case 0x40: case 0x45: case 0x41: case 0x42: case 0x47: - nv_mask(dev, 0x004044, 0xc0771100, info->mpll_ctrl); - nv_mask(dev, 0x00402c, 0xc0771100, info->mpll_ctrl); - nv_wr32(dev, 0x004048, info->mpll_coef); - nv_wr32(dev, 0x004030, info->mpll_coef); + nv_mask(device, 0x004044, 0xc0771100, info->mpll_ctrl); + nv_mask(device, 0x00402c, 0xc0771100, info->mpll_ctrl); + nv_wr32(device, 0x004048, info->mpll_coef); + nv_wr32(device, 0x004030, info->mpll_coef); case 0x43: case 0x49: case 0x4b: - nv_mask(dev, 0x004038, 0xc0771100, info->mpll_ctrl); - nv_wr32(dev, 0x00403c, info->mpll_coef); + nv_mask(device, 0x004038, 0xc0771100, info->mpll_ctrl); + nv_wr32(device, 0x00403c, info->mpll_coef); default: - nv_mask(dev, 0x004020, 0xc0771100, info->mpll_ctrl); - nv_wr32(dev, 0x004024, info->mpll_coef); + nv_mask(device, 0x004020, 0xc0771100, info->mpll_ctrl); + nv_wr32(device, 0x004024, info->mpll_coef); break; } udelay(100); - nv_mask(dev, 0x00c040, 0x0000c000, 0x0000c000); + nv_mask(device, 0x00c040, 0x0000c000, 0x0000c000); /* re-enable normal operation of memory controller */ - nv_wr32(dev, 0x1002dc, 0x00000000); - nv_mask(dev, 0x100210, 0x80000000, 0x80000000); + nv_wr32(device, 0x1002dc, 0x00000000); + nv_mask(device, 0x100210, 0x80000000, 0x80000000); udelay(100); /* execute memory reset script from vbios */ if (!bit_table(dev, 'M', &M)) - nouveau_bios_init_exec(dev, ROM16(M.data[0])); + nouveau_bios_run_init_table(dev, ROM16(M.data[0]), NULL, 0); /* make sure we're in vblank (hopefully the same one as before), and * then re-enable crtc memory access @@ -334,62 +340,14 @@ nv40_pm_clocks_set(struct drm_device *dev, void *pre_state) for (i = 0; i < 2; i++) { if (!(crtc_mask & (1 << i))) continue; - nv_wait(dev, 0x600808 + (i * 0x2000), 0x00010000, 0x00010000); - nv_wr08(dev, 0x0c03c4 + (i * 0x2000), 0x01); - nv_wr08(dev, 0x0c03c5 + (i * 0x2000), sr1[i]); + nv_wait(device, 0x600808 + (i * 0x2000), 0x00010000, 0x00010000); + nv_wr08(device, 0x0c03c4 + (i * 0x2000), 0x01); + nv_wr08(device, 0x0c03c5 + (i * 0x2000), sr1[i]); } /* resume engines */ resume: - nv_wr32(dev, 0x003250, 0x00000001); - nv_mask(dev, 0x003220, 0x00000001, 0x00000001); - nv_wr32(dev, 0x003200, 0x00000001); - nv_wr32(dev, 0x002500, 0x00000001); - spin_unlock_irqrestore(&dev_priv->context_switch_lock, flags); - + pfifo->start(pfifo, &flags); kfree(info); return ret; } - -int -nv40_pm_pwm_get(struct drm_device *dev, int line, u32 *divs, u32 *duty) -{ - if (line == 2) { - u32 reg = nv_rd32(dev, 0x0010f0); - if (reg & 0x80000000) { - *duty = (reg & 0x7fff0000) >> 16; - *divs = (reg & 0x00007fff); - return 0; - } - } else - if (line == 9) { - u32 reg = nv_rd32(dev, 0x0015f4); - if (reg & 0x80000000) { - *divs = nv_rd32(dev, 0x0015f8); - *duty = (reg & 0x7fffffff); - return 0; - } - } else { - NV_ERROR(dev, "unknown pwm ctrl for gpio %d\n", line); - return -ENODEV; - } - - return -EINVAL; -} - -int -nv40_pm_pwm_set(struct drm_device *dev, int line, u32 divs, u32 duty) -{ - if (line == 2) { - nv_wr32(dev, 0x0010f0, 0x80000000 | (duty << 16) | divs); - } else - if (line == 9) { - nv_wr32(dev, 0x0015f8, divs); - nv_wr32(dev, 0x0015f4, duty | 0x80000000); - } else { - NV_ERROR(dev, "unknown pwm ctrl for gpio %d\n", line); - return -ENODEV; - } - - return 0; -} |