--- zzzz-none-000/linux-3.10.107/drivers/gpu/drm/gma500/cdv_intel_display.c 2017-06-27 09:49:32.000000000 +0000 +++ scorpion-7490-727/linux-3.10.107/drivers/gpu/drm/gma500/cdv_intel_display.c 2021-02-04 17:41:59.000000000 +0000 @@ -19,54 +19,20 @@ */ #include -#include #include #include "framebuffer.h" #include "psb_drv.h" #include "psb_intel_drv.h" #include "psb_intel_reg.h" -#include "psb_intel_display.h" +#include "gma_display.h" #include "power.h" #include "cdv_device.h" +static bool cdv_intel_find_dp_pll(const struct gma_limit_t *limit, + struct drm_crtc *crtc, int target, + int refclk, struct gma_clock_t *best_clock); -struct cdv_intel_range_t { - int min, max; -}; - -struct cdv_intel_p2_t { - int dot_limit; - int p2_slow, p2_fast; -}; - -struct cdv_intel_clock_t { - /* given values */ - int n; - int m1, m2; - int p1, p2; - /* derived values */ - int dot; - int vco; - int m; - int p; -}; - -#define INTEL_P2_NUM 2 - -struct cdv_intel_limit_t { - struct cdv_intel_range_t dot, vco, n, m, m1, m2, p, p1; - struct cdv_intel_p2_t p2; - bool (*find_pll)(const struct cdv_intel_limit_t *, struct drm_crtc *, - int, int, struct cdv_intel_clock_t *); -}; - -static bool cdv_intel_find_best_PLL(const struct cdv_intel_limit_t *limit, - struct drm_crtc *crtc, int target, int refclk, - struct cdv_intel_clock_t *best_clock); -static bool cdv_intel_find_dp_pll(const struct cdv_intel_limit_t *limit, struct drm_crtc *crtc, int target, - int refclk, - struct cdv_intel_clock_t *best_clock); #define CDV_LIMIT_SINGLE_LVDS_96 0 #define CDV_LIMIT_SINGLE_LVDS_100 1 @@ -75,7 +41,7 @@ #define CDV_LIMIT_DP_27 4 #define CDV_LIMIT_DP_100 5 -static const struct cdv_intel_limit_t cdv_intel_limits[] = { +static const struct gma_limit_t cdv_intel_limits[] = { { /* CDV_SINGLE_LVDS_96MHz */ .dot = {.min = 20000, .max = 115500}, .vco = {.min = 1800000, .max = 3600000}, @@ -85,9 +51,8 @@ .m2 = {.min = 58, .max = 158}, .p = {.min = 28, .max = 140}, .p1 = {.min = 2, .max = 10}, - .p2 = {.dot_limit = 200000, - .p2_slow = 14, .p2_fast = 14}, - .find_pll = cdv_intel_find_best_PLL, + .p2 = {.dot_limit = 200000, .p2_slow = 14, .p2_fast = 14}, + .find_pll = gma_find_best_pll, }, { /* CDV_SINGLE_LVDS_100MHz */ .dot = {.min = 20000, .max = 115500}, @@ -102,7 +67,7 @@ * is 80-224Mhz. Prefer single channel as much as possible. */ .p2 = {.dot_limit = 200000, .p2_slow = 14, .p2_fast = 14}, - .find_pll = cdv_intel_find_best_PLL, + .find_pll = gma_find_best_pll, }, { /* CDV_DAC_HDMI_27MHz */ .dot = {.min = 20000, .max = 400000}, @@ -114,7 +79,7 @@ .p = {.min = 5, .max = 90}, .p1 = {.min = 1, .max = 9}, .p2 = {.dot_limit = 225000, .p2_slow = 10, .p2_fast = 5}, - .find_pll = cdv_intel_find_best_PLL, + .find_pll = gma_find_best_pll, }, { /* CDV_DAC_HDMI_96MHz */ .dot = {.min = 20000, .max = 400000}, @@ -126,7 +91,7 @@ .p = {.min = 5, .max = 100}, .p1 = {.min = 1, .max = 10}, .p2 = {.dot_limit = 225000, .p2_slow = 10, .p2_fast = 5}, - .find_pll = cdv_intel_find_best_PLL, + .find_pll = gma_find_best_pll, }, { /* CDV_DP_27MHz */ .dot = {.min = 160000, .max = 272000}, @@ -255,10 +220,10 @@ */ static int cdv_dpll_set_clock_cdv(struct drm_device *dev, struct drm_crtc *crtc, - struct cdv_intel_clock_t *clock, bool is_lvds, u32 ddi_select) + struct gma_clock_t *clock, bool is_lvds, u32 ddi_select) { - struct psb_intel_crtc *psb_crtc = to_psb_intel_crtc(crtc); - int pipe = psb_crtc->pipe; + struct gma_crtc *gma_crtc = to_gma_crtc(crtc); + int pipe = gma_crtc->pipe; u32 m, n_vco, p; int ret = 0; int dpll_reg = (pipe == 0) ? DPLL_A : DPLL_B; @@ -405,31 +370,11 @@ return 0; } -/* - * Returns whether any encoder on the specified pipe is of the specified type - */ -static bool cdv_intel_pipe_has_type(struct drm_crtc *crtc, int type) +static const struct gma_limit_t *cdv_intel_limit(struct drm_crtc *crtc, + int refclk) { - struct drm_device *dev = crtc->dev; - struct drm_mode_config *mode_config = &dev->mode_config; - struct drm_connector *l_entry; - - list_for_each_entry(l_entry, &mode_config->connector_list, head) { - if (l_entry->encoder && l_entry->encoder->crtc == crtc) { - struct psb_intel_encoder *psb_intel_encoder = - psb_intel_attached_encoder(l_entry); - if (psb_intel_encoder->type == type) - return true; - } - } - return false; -} - -static const struct cdv_intel_limit_t *cdv_intel_limit(struct drm_crtc *crtc, - int refclk) -{ - const struct cdv_intel_limit_t *limit; - if (cdv_intel_pipe_has_type(crtc, INTEL_OUTPUT_LVDS)) { + const struct gma_limit_t *limit; + if (gma_pipe_has_type(crtc, INTEL_OUTPUT_LVDS)) { /* * Now only single-channel LVDS is supported on CDV. If it is * incorrect, please add the dual-channel LVDS. @@ -438,8 +383,8 @@ limit = &cdv_intel_limits[CDV_LIMIT_SINGLE_LVDS_96]; else limit = &cdv_intel_limits[CDV_LIMIT_SINGLE_LVDS_100]; - } else if (psb_intel_pipe_has_type(crtc, INTEL_OUTPUT_DISPLAYPORT) || - psb_intel_pipe_has_type(crtc, INTEL_OUTPUT_EDP)) { + } else if (gma_pipe_has_type(crtc, INTEL_OUTPUT_DISPLAYPORT) || + gma_pipe_has_type(crtc, INTEL_OUTPUT_EDP)) { if (refclk == 27000) limit = &cdv_intel_limits[CDV_LIMIT_DP_27]; else @@ -454,8 +399,7 @@ } /* m1 is reserved as 0 in CDV, n is a ring counter */ -static void cdv_intel_clock(struct drm_device *dev, - int refclk, struct cdv_intel_clock_t *clock) +static void cdv_intel_clock(int refclk, struct gma_clock_t *clock) { clock->m = clock->m2 + 2; clock->p = clock->p1 * clock->p2; @@ -463,94 +407,16 @@ clock->dot = clock->vco / clock->p; } - -#define INTELPllInvalid(s) { /* ErrorF (s) */; return false; } -static bool cdv_intel_PLL_is_valid(struct drm_crtc *crtc, - const struct cdv_intel_limit_t *limit, - struct cdv_intel_clock_t *clock) -{ - if (clock->p1 < limit->p1.min || limit->p1.max < clock->p1) - INTELPllInvalid("p1 out of range\n"); - if (clock->p < limit->p.min || limit->p.max < clock->p) - INTELPllInvalid("p out of range\n"); - /* unnecessary to check the range of m(m1/M2)/n again */ - if (clock->vco < limit->vco.min || limit->vco.max < clock->vco) - INTELPllInvalid("vco out of range\n"); - /* XXX: We may need to be checking "Dot clock" - * depending on the multiplier, connector, etc., - * rather than just a single range. - */ - if (clock->dot < limit->dot.min || limit->dot.max < clock->dot) - INTELPllInvalid("dot out of range\n"); - - return true; -} - -static bool cdv_intel_find_best_PLL(const struct cdv_intel_limit_t *limit, - struct drm_crtc *crtc, int target, int refclk, - struct cdv_intel_clock_t *best_clock) +static bool cdv_intel_find_dp_pll(const struct gma_limit_t *limit, + struct drm_crtc *crtc, int target, + int refclk, + struct gma_clock_t *best_clock) { - struct drm_device *dev = crtc->dev; - struct cdv_intel_clock_t clock; - int err = target; + struct gma_crtc *gma_crtc = to_gma_crtc(crtc); + struct gma_clock_t clock; - - if (cdv_intel_pipe_has_type(crtc, INTEL_OUTPUT_LVDS) && - (REG_READ(LVDS) & LVDS_PORT_EN) != 0) { - /* - * For LVDS, if the panel is on, just rely on its current - * settings for dual-channel. We haven't figured out how to - * reliably set up different single/dual channel state, if we - * even can. - */ - if ((REG_READ(LVDS) & LVDS_CLKB_POWER_MASK) == - LVDS_CLKB_POWER_UP) - clock.p2 = limit->p2.p2_fast; - else - clock.p2 = limit->p2.p2_slow; - } else { - if (target < limit->p2.dot_limit) - clock.p2 = limit->p2.p2_slow; - else - clock.p2 = limit->p2.p2_fast; - } - - memset(best_clock, 0, sizeof(*best_clock)); - clock.m1 = 0; - /* m1 is reserved as 0 in CDV, n is a ring counter. - So skip the m1 loop */ - for (clock.n = limit->n.min; clock.n <= limit->n.max; clock.n++) { - for (clock.m2 = limit->m2.min; clock.m2 <= limit->m2.max; - clock.m2++) { - for (clock.p1 = limit->p1.min; - clock.p1 <= limit->p1.max; - clock.p1++) { - int this_err; - - cdv_intel_clock(dev, refclk, &clock); - - if (!cdv_intel_PLL_is_valid(crtc, - limit, &clock)) - continue; - - this_err = abs(clock.dot - target); - if (this_err < err) { - *best_clock = clock; - err = this_err; - } - } - } - } - - return err != target; -} - -static bool cdv_intel_find_dp_pll(const struct cdv_intel_limit_t *limit, struct drm_crtc *crtc, int target, - int refclk, - struct cdv_intel_clock_t *best_clock) -{ - struct cdv_intel_clock_t clock; - if (refclk == 27000) { + switch (refclk) { + case 27000: if (target < 200000) { clock.p1 = 2; clock.p2 = 10; @@ -564,7 +430,9 @@ clock.m1 = 0; clock.m2 = 98; } - } else if (refclk == 100000) { + break; + + case 100000: if (target < 200000) { clock.p1 = 2; clock.p2 = 10; @@ -578,89 +446,15 @@ clock.m1 = 0; clock.m2 = 133; } - } else - return false; - clock.m = clock.m2 + 2; - clock.p = clock.p1 * clock.p2; - clock.vco = (refclk * clock.m) / clock.n; - clock.dot = clock.vco / clock.p; - memcpy(best_clock, &clock, sizeof(struct cdv_intel_clock_t)); - return true; -} - -static int cdv_intel_pipe_set_base(struct drm_crtc *crtc, - int x, int y, struct drm_framebuffer *old_fb) -{ - struct drm_device *dev = crtc->dev; - struct drm_psb_private *dev_priv = dev->dev_private; - struct psb_intel_crtc *psb_intel_crtc = to_psb_intel_crtc(crtc); - struct psb_framebuffer *psbfb = to_psb_fb(crtc->fb); - int pipe = psb_intel_crtc->pipe; - const struct psb_offset *map = &dev_priv->regmap[pipe]; - unsigned long start, offset; - u32 dspcntr; - int ret = 0; - - if (!gma_power_begin(dev, true)) - return 0; - - /* no fb bound */ - if (!crtc->fb) { - dev_err(dev->dev, "No FB bound\n"); - goto psb_intel_pipe_cleaner; - } - - - /* We are displaying this buffer, make sure it is actually loaded - into the GTT */ - ret = psb_gtt_pin(psbfb->gtt); - if (ret < 0) - goto psb_intel_pipe_set_base_exit; - start = psbfb->gtt->offset; - offset = y * crtc->fb->pitches[0] + x * (crtc->fb->bits_per_pixel / 8); - - REG_WRITE(map->stride, crtc->fb->pitches[0]); - - dspcntr = REG_READ(map->cntr); - dspcntr &= ~DISPPLANE_PIXFORMAT_MASK; - - switch (crtc->fb->bits_per_pixel) { - case 8: - dspcntr |= DISPPLANE_8BPP; - break; - case 16: - if (crtc->fb->depth == 15) - dspcntr |= DISPPLANE_15_16BPP; - else - dspcntr |= DISPPLANE_16BPP; - break; - case 24: - case 32: - dspcntr |= DISPPLANE_32BPP_NO_ALPHA; break; + default: - dev_err(dev->dev, "Unknown color depth\n"); - ret = -EINVAL; - goto psb_intel_pipe_set_base_exit; + return false; } - REG_WRITE(map->cntr, dspcntr); - dev_dbg(dev->dev, - "Writing base %08lX %08lX %d %d\n", start, offset, x, y); - - REG_WRITE(map->base, offset); - REG_READ(map->base); - REG_WRITE(map->surf, start); - REG_READ(map->surf); - -psb_intel_pipe_cleaner: - /* If there was a previous display we can now unpin it */ - if (old_fb) - psb_gtt_unpin(to_psb_fb(old_fb)->gtt); - -psb_intel_pipe_set_base_exit: - gma_power_end(dev); - return ret; + gma_crtc->clock_funcs->clock(refclk, &clock); + memcpy(best_clock, &clock, sizeof(struct gma_clock_t)); + return true; } #define FIFO_PIPEA (1 << 0) @@ -670,60 +464,17 @@ { struct drm_crtc *crtc; struct drm_psb_private *dev_priv = dev->dev_private; - struct psb_intel_crtc *psb_intel_crtc = NULL; + struct gma_crtc *gma_crtc = NULL; crtc = dev_priv->pipe_to_crtc_mapping[pipe]; - psb_intel_crtc = to_psb_intel_crtc(crtc); + gma_crtc = to_gma_crtc(crtc); - if (crtc->fb == NULL || !psb_intel_crtc->active) + if (crtc->primary->fb == NULL || !gma_crtc->active) return false; return true; } -static bool cdv_intel_single_pipe_active (struct drm_device *dev) -{ - uint32_t pipe_enabled = 0; - - if (cdv_intel_pipe_enabled(dev, 0)) - pipe_enabled |= FIFO_PIPEA; - - if (cdv_intel_pipe_enabled(dev, 1)) - pipe_enabled |= FIFO_PIPEB; - - - DRM_DEBUG_KMS("pipe enabled %x\n", pipe_enabled); - - if (pipe_enabled == FIFO_PIPEA || pipe_enabled == FIFO_PIPEB) - return true; - else - return false; -} - -static bool is_pipeb_lvds(struct drm_device *dev, struct drm_crtc *crtc) -{ - struct psb_intel_crtc *psb_intel_crtc = to_psb_intel_crtc(crtc); - struct drm_mode_config *mode_config = &dev->mode_config; - struct drm_connector *connector; - - if (psb_intel_crtc->pipe != 1) - return false; - - list_for_each_entry(connector, &mode_config->connector_list, head) { - struct psb_intel_encoder *psb_intel_encoder = - psb_intel_attached_encoder(connector); - - if (!connector->encoder - || connector->encoder->crtc != crtc) - continue; - - if (psb_intel_encoder->type == INTEL_OUTPUT_LVDS) - return true; - } - - return false; -} - -static void cdv_intel_disable_self_refresh (struct drm_device *dev) +void cdv_disable_sr(struct drm_device *dev) { if (REG_READ(FW_BLC_SELF) & FW_BLC_SELF_EN) { @@ -731,7 +482,7 @@ REG_WRITE(FW_BLC_SELF, (REG_READ(FW_BLC_SELF) & ~FW_BLC_SELF_EN)); REG_READ(FW_BLC_SELF); - cdv_intel_wait_for_vblank(dev); + gma_wait_for_vblank(dev); /* Cedarview workaround to write ovelay plane, which force to leave * MAX_FIFO state. @@ -739,15 +490,18 @@ REG_WRITE(OV_OVADD, 0/*dev_priv->ovl_offset*/); REG_READ(OV_OVADD); - cdv_intel_wait_for_vblank(dev); + gma_wait_for_vblank(dev); } } -static void cdv_intel_update_watermark (struct drm_device *dev, struct drm_crtc *crtc) +void cdv_update_wm(struct drm_device *dev, struct drm_crtc *crtc) { + struct drm_psb_private *dev_priv = dev->dev_private; + struct gma_crtc *gma_crtc = to_gma_crtc(crtc); - if (cdv_intel_single_pipe_active(dev)) { + /* Is only one pipe enabled? */ + if (cdv_intel_pipe_enabled(dev, 0) ^ cdv_intel_pipe_enabled(dev, 1)) { u32 fw; fw = REG_READ(DSPFW1); @@ -768,7 +522,9 @@ /* ignore FW4 */ - if (is_pipeb_lvds(dev, crtc)) { + /* Is pipe b lvds ? */ + if (gma_crtc->pipe == 1 && + gma_pipe_has_type(crtc, INTEL_OUTPUT_LVDS)) { REG_WRITE(DSPFW5, 0x00040330); } else { fw = (3 << DSP_PLANE_B_FIFO_WM1_SHIFT) | @@ -780,12 +536,12 @@ REG_WRITE(DSPFW6, 0x10); - cdv_intel_wait_for_vblank(dev); + gma_wait_for_vblank(dev); /* enable self-refresh for single pipe active */ REG_WRITE(FW_BLC_SELF, FW_BLC_SELF_EN); REG_READ(FW_BLC_SELF); - cdv_intel_wait_for_vblank(dev); + gma_wait_for_vblank(dev); } else { @@ -797,217 +553,13 @@ REG_WRITE(DSPFW5, 0x01010101); REG_WRITE(DSPFW6, 0x1d0); - cdv_intel_wait_for_vblank(dev); - - cdv_intel_disable_self_refresh(dev); - - } -} - -/** Loads the palette/gamma unit for the CRTC with the prepared values */ -static void cdv_intel_crtc_load_lut(struct drm_crtc *crtc) -{ - struct drm_device *dev = crtc->dev; - struct drm_psb_private *dev_priv = dev->dev_private; - struct psb_intel_crtc *psb_intel_crtc = to_psb_intel_crtc(crtc); - int palreg = PALETTE_A; - int i; - - /* The clocks have to be on to load the palette. */ - if (!crtc->enabled) - return; - - switch (psb_intel_crtc->pipe) { - case 0: - break; - case 1: - palreg = PALETTE_B; - break; - case 2: - palreg = PALETTE_C; - break; - default: - dev_err(dev->dev, "Illegal Pipe Number.\n"); - return; - } - - if (gma_power_begin(dev, false)) { - for (i = 0; i < 256; i++) { - REG_WRITE(palreg + 4 * i, - ((psb_intel_crtc->lut_r[i] + - psb_intel_crtc->lut_adj[i]) << 16) | - ((psb_intel_crtc->lut_g[i] + - psb_intel_crtc->lut_adj[i]) << 8) | - (psb_intel_crtc->lut_b[i] + - psb_intel_crtc->lut_adj[i])); - } - gma_power_end(dev); - } else { - for (i = 0; i < 256; i++) { - dev_priv->regs.pipe[0].palette[i] = - ((psb_intel_crtc->lut_r[i] + - psb_intel_crtc->lut_adj[i]) << 16) | - ((psb_intel_crtc->lut_g[i] + - psb_intel_crtc->lut_adj[i]) << 8) | - (psb_intel_crtc->lut_b[i] + - psb_intel_crtc->lut_adj[i]); - } + gma_wait_for_vblank(dev); + dev_priv->ops->disable_sr(dev); } } /** - * Sets the power management mode of the pipe and plane. - * - * This code should probably grow support for turning the cursor off and back - * on appropriately at the same time as we're turning the pipe off/on. - */ -static void cdv_intel_crtc_dpms(struct drm_crtc *crtc, int mode) -{ - struct drm_device *dev = crtc->dev; - struct drm_psb_private *dev_priv = dev->dev_private; - struct psb_intel_crtc *psb_intel_crtc = to_psb_intel_crtc(crtc); - int pipe = psb_intel_crtc->pipe; - const struct psb_offset *map = &dev_priv->regmap[pipe]; - u32 temp; - - /* XXX: When our outputs are all unaware of DPMS modes other than off - * and on, we should map those modes to DRM_MODE_DPMS_OFF in the CRTC. - */ - cdv_intel_disable_self_refresh(dev); - - switch (mode) { - case DRM_MODE_DPMS_ON: - case DRM_MODE_DPMS_STANDBY: - case DRM_MODE_DPMS_SUSPEND: - if (psb_intel_crtc->active) - break; - - psb_intel_crtc->active = true; - - /* Enable the DPLL */ - temp = REG_READ(map->dpll); - if ((temp & DPLL_VCO_ENABLE) == 0) { - REG_WRITE(map->dpll, temp); - REG_READ(map->dpll); - /* Wait for the clocks to stabilize. */ - udelay(150); - REG_WRITE(map->dpll, temp | DPLL_VCO_ENABLE); - REG_READ(map->dpll); - /* Wait for the clocks to stabilize. */ - udelay(150); - REG_WRITE(map->dpll, temp | DPLL_VCO_ENABLE); - REG_READ(map->dpll); - /* Wait for the clocks to stabilize. */ - udelay(150); - } - - /* Jim Bish - switch plan and pipe per scott */ - /* Enable the plane */ - temp = REG_READ(map->cntr); - if ((temp & DISPLAY_PLANE_ENABLE) == 0) { - REG_WRITE(map->cntr, - temp | DISPLAY_PLANE_ENABLE); - /* Flush the plane changes */ - REG_WRITE(map->base, REG_READ(map->base)); - } - - udelay(150); - - /* Enable the pipe */ - temp = REG_READ(map->conf); - if ((temp & PIPEACONF_ENABLE) == 0) - REG_WRITE(map->conf, temp | PIPEACONF_ENABLE); - - temp = REG_READ(map->status); - temp &= ~(0xFFFF); - temp |= PIPE_FIFO_UNDERRUN; - REG_WRITE(map->status, temp); - REG_READ(map->status); - - cdv_intel_crtc_load_lut(crtc); - - /* Give the overlay scaler a chance to enable - * if it's on this pipe */ - /* psb_intel_crtc_dpms_video(crtc, true); TODO */ - break; - case DRM_MODE_DPMS_OFF: - if (!psb_intel_crtc->active) - break; - - psb_intel_crtc->active = false; - - /* Give the overlay scaler a chance to disable - * if it's on this pipe */ - /* psb_intel_crtc_dpms_video(crtc, FALSE); TODO */ - - /* Disable the VGA plane that we never use */ - REG_WRITE(VGACNTRL, VGA_DISP_DISABLE); - - /* Jim Bish - changed pipe/plane here as well. */ - - drm_vblank_off(dev, pipe); - /* Wait for vblank for the disable to take effect */ - cdv_intel_wait_for_vblank(dev); - - /* Next, disable display pipes */ - temp = REG_READ(map->conf); - if ((temp & PIPEACONF_ENABLE) != 0) { - REG_WRITE(map->conf, temp & ~PIPEACONF_ENABLE); - REG_READ(map->conf); - } - - /* Wait for vblank for the disable to take effect. */ - cdv_intel_wait_for_vblank(dev); - - udelay(150); - - /* Disable display plane */ - temp = REG_READ(map->cntr); - if ((temp & DISPLAY_PLANE_ENABLE) != 0) { - REG_WRITE(map->cntr, - temp & ~DISPLAY_PLANE_ENABLE); - /* Flush the plane changes */ - REG_WRITE(map->base, REG_READ(map->base)); - REG_READ(map->base); - } - - temp = REG_READ(map->dpll); - if ((temp & DPLL_VCO_ENABLE) != 0) { - REG_WRITE(map->dpll, temp & ~DPLL_VCO_ENABLE); - REG_READ(map->dpll); - } - - /* Wait for the clocks to turn off. */ - udelay(150); - break; - } - cdv_intel_update_watermark(dev, crtc); - /*Set FIFO Watermarks*/ - REG_WRITE(DSPARB, 0x3F3E); -} - -static void cdv_intel_crtc_prepare(struct drm_crtc *crtc) -{ - struct drm_crtc_helper_funcs *crtc_funcs = crtc->helper_private; - crtc_funcs->dpms(crtc, DRM_MODE_DPMS_OFF); -} - -static void cdv_intel_crtc_commit(struct drm_crtc *crtc) -{ - struct drm_crtc_helper_funcs *crtc_funcs = crtc->helper_private; - crtc_funcs->dpms(crtc, DRM_MODE_DPMS_ON); -} - -static bool cdv_intel_crtc_mode_fixup(struct drm_crtc *crtc, - const struct drm_display_mode *mode, - struct drm_display_mode *adjusted_mode) -{ - return true; -} - - -/** * Return the pipe currently connected to the panel fitter, * or -1 if the panel fitter is not present or not in use */ @@ -1031,31 +583,31 @@ { struct drm_device *dev = crtc->dev; struct drm_psb_private *dev_priv = dev->dev_private; - struct psb_intel_crtc *psb_intel_crtc = to_psb_intel_crtc(crtc); - int pipe = psb_intel_crtc->pipe; + struct gma_crtc *gma_crtc = to_gma_crtc(crtc); + int pipe = gma_crtc->pipe; const struct psb_offset *map = &dev_priv->regmap[pipe]; int refclk; - struct cdv_intel_clock_t clock; + struct gma_clock_t clock; u32 dpll = 0, dspcntr, pipeconf; bool ok; bool is_crt = false, is_lvds = false, is_tv = false; bool is_hdmi = false, is_dp = false; struct drm_mode_config *mode_config = &dev->mode_config; struct drm_connector *connector; - const struct cdv_intel_limit_t *limit; + const struct gma_limit_t *limit; u32 ddi_select = 0; bool is_edp = false; list_for_each_entry(connector, &mode_config->connector_list, head) { - struct psb_intel_encoder *psb_intel_encoder = - psb_intel_attached_encoder(connector); + struct gma_encoder *gma_encoder = + gma_attached_encoder(connector); if (!connector->encoder || connector->encoder->crtc != crtc) continue; - ddi_select = psb_intel_encoder->ddi_select; - switch (psb_intel_encoder->type) { + ddi_select = gma_encoder->ddi_select; + switch (gma_encoder->type) { case INTEL_OUTPUT_LVDS: is_lvds = true; break; @@ -1108,12 +660,13 @@ drm_mode_debug_printmodeline(adjusted_mode); - limit = cdv_intel_limit(crtc, refclk); + limit = gma_crtc->clock_funcs->limit(crtc, refclk); ok = limit->find_pll(limit, crtc, adjusted_mode->clock, refclk, &clock); if (!ok) { - dev_err(dev->dev, "Couldn't find PLL settings for mode!\n"); + DRM_ERROR("Couldn't find PLL settings for mode! target: %d, actual: %d", + adjusted_mode->clock, clock.dot); return 0; } @@ -1264,355 +817,27 @@ REG_WRITE(map->conf, pipeconf); REG_READ(map->conf); - cdv_intel_wait_for_vblank(dev); + gma_wait_for_vblank(dev); REG_WRITE(map->cntr, dspcntr); /* Flush the plane changes */ { - struct drm_crtc_helper_funcs *crtc_funcs = + const struct drm_crtc_helper_funcs *crtc_funcs = crtc->helper_private; crtc_funcs->mode_set_base(crtc, x, y, old_fb); } - cdv_intel_wait_for_vblank(dev); + gma_wait_for_vblank(dev); return 0; } - -/** - * Save HW states of giving crtc - */ -static void cdv_intel_crtc_save(struct drm_crtc *crtc) -{ - struct drm_device *dev = crtc->dev; - struct drm_psb_private *dev_priv = dev->dev_private; - struct psb_intel_crtc *psb_intel_crtc = to_psb_intel_crtc(crtc); - struct psb_intel_crtc_state *crtc_state = psb_intel_crtc->crtc_state; - const struct psb_offset *map = &dev_priv->regmap[psb_intel_crtc->pipe]; - uint32_t paletteReg; - int i; - - if (!crtc_state) { - dev_dbg(dev->dev, "No CRTC state found\n"); - return; - } - - crtc_state->saveDSPCNTR = REG_READ(map->cntr); - crtc_state->savePIPECONF = REG_READ(map->conf); - crtc_state->savePIPESRC = REG_READ(map->src); - crtc_state->saveFP0 = REG_READ(map->fp0); - crtc_state->saveFP1 = REG_READ(map->fp1); - crtc_state->saveDPLL = REG_READ(map->dpll); - crtc_state->saveHTOTAL = REG_READ(map->htotal); - crtc_state->saveHBLANK = REG_READ(map->hblank); - crtc_state->saveHSYNC = REG_READ(map->hsync); - crtc_state->saveVTOTAL = REG_READ(map->vtotal); - crtc_state->saveVBLANK = REG_READ(map->vblank); - crtc_state->saveVSYNC = REG_READ(map->vsync); - crtc_state->saveDSPSTRIDE = REG_READ(map->stride); - - /*NOTE: DSPSIZE DSPPOS only for psb*/ - crtc_state->saveDSPSIZE = REG_READ(map->size); - crtc_state->saveDSPPOS = REG_READ(map->pos); - - crtc_state->saveDSPBASE = REG_READ(map->base); - - DRM_DEBUG("(%x %x %x %x %x %x %x %x %x %x %x %x %x %x %x %x)\n", - crtc_state->saveDSPCNTR, - crtc_state->savePIPECONF, - crtc_state->savePIPESRC, - crtc_state->saveFP0, - crtc_state->saveFP1, - crtc_state->saveDPLL, - crtc_state->saveHTOTAL, - crtc_state->saveHBLANK, - crtc_state->saveHSYNC, - crtc_state->saveVTOTAL, - crtc_state->saveVBLANK, - crtc_state->saveVSYNC, - crtc_state->saveDSPSTRIDE, - crtc_state->saveDSPSIZE, - crtc_state->saveDSPPOS, - crtc_state->saveDSPBASE - ); - - paletteReg = map->palette; - for (i = 0; i < 256; ++i) - crtc_state->savePalette[i] = REG_READ(paletteReg + (i << 2)); -} - -/** - * Restore HW states of giving crtc - */ -static void cdv_intel_crtc_restore(struct drm_crtc *crtc) -{ - struct drm_device *dev = crtc->dev; - struct drm_psb_private *dev_priv = dev->dev_private; - struct psb_intel_crtc *psb_intel_crtc = to_psb_intel_crtc(crtc); - struct psb_intel_crtc_state *crtc_state = psb_intel_crtc->crtc_state; - const struct psb_offset *map = &dev_priv->regmap[psb_intel_crtc->pipe]; - uint32_t paletteReg; - int i; - - if (!crtc_state) { - dev_dbg(dev->dev, "No crtc state\n"); - return; - } - - DRM_DEBUG( - "current:(%x %x %x %x %x %x %x %x %x %x %x %x %x %x %x %x)\n", - REG_READ(map->cntr), - REG_READ(map->conf), - REG_READ(map->src), - REG_READ(map->fp0), - REG_READ(map->fp1), - REG_READ(map->dpll), - REG_READ(map->htotal), - REG_READ(map->hblank), - REG_READ(map->hsync), - REG_READ(map->vtotal), - REG_READ(map->vblank), - REG_READ(map->vsync), - REG_READ(map->stride), - REG_READ(map->size), - REG_READ(map->pos), - REG_READ(map->base) - ); - - DRM_DEBUG( - "saved: (%x %x %x %x %x %x %x %x %x %x %x %x %x %x %x %x)\n", - crtc_state->saveDSPCNTR, - crtc_state->savePIPECONF, - crtc_state->savePIPESRC, - crtc_state->saveFP0, - crtc_state->saveFP1, - crtc_state->saveDPLL, - crtc_state->saveHTOTAL, - crtc_state->saveHBLANK, - crtc_state->saveHSYNC, - crtc_state->saveVTOTAL, - crtc_state->saveVBLANK, - crtc_state->saveVSYNC, - crtc_state->saveDSPSTRIDE, - crtc_state->saveDSPSIZE, - crtc_state->saveDSPPOS, - crtc_state->saveDSPBASE - ); - - - if (crtc_state->saveDPLL & DPLL_VCO_ENABLE) { - REG_WRITE(map->dpll, - crtc_state->saveDPLL & ~DPLL_VCO_ENABLE); - REG_READ(map->dpll); - DRM_DEBUG("write dpll: %x\n", - REG_READ(map->dpll)); - udelay(150); - } - - REG_WRITE(map->fp0, crtc_state->saveFP0); - REG_READ(map->fp0); - - REG_WRITE(map->fp1, crtc_state->saveFP1); - REG_READ(map->fp1); - - REG_WRITE(map->dpll, crtc_state->saveDPLL); - REG_READ(map->dpll); - udelay(150); - - REG_WRITE(map->htotal, crtc_state->saveHTOTAL); - REG_WRITE(map->hblank, crtc_state->saveHBLANK); - REG_WRITE(map->hsync, crtc_state->saveHSYNC); - REG_WRITE(map->vtotal, crtc_state->saveVTOTAL); - REG_WRITE(map->vblank, crtc_state->saveVBLANK); - REG_WRITE(map->vsync, crtc_state->saveVSYNC); - REG_WRITE(map->stride, crtc_state->saveDSPSTRIDE); - - REG_WRITE(map->size, crtc_state->saveDSPSIZE); - REG_WRITE(map->pos, crtc_state->saveDSPPOS); - - REG_WRITE(map->src, crtc_state->savePIPESRC); - REG_WRITE(map->base, crtc_state->saveDSPBASE); - REG_WRITE(map->conf, crtc_state->savePIPECONF); - - cdv_intel_wait_for_vblank(dev); - - REG_WRITE(map->cntr, crtc_state->saveDSPCNTR); - REG_WRITE(map->base, crtc_state->saveDSPBASE); - - cdv_intel_wait_for_vblank(dev); - - paletteReg = map->palette; - for (i = 0; i < 256; ++i) - REG_WRITE(paletteReg + (i << 2), crtc_state->savePalette[i]); -} - -static int cdv_intel_crtc_cursor_set(struct drm_crtc *crtc, - struct drm_file *file_priv, - uint32_t handle, - uint32_t width, uint32_t height) -{ - struct drm_device *dev = crtc->dev; - struct psb_intel_crtc *psb_intel_crtc = to_psb_intel_crtc(crtc); - int pipe = psb_intel_crtc->pipe; - uint32_t control = (pipe == 0) ? CURACNTR : CURBCNTR; - uint32_t base = (pipe == 0) ? CURABASE : CURBBASE; - uint32_t temp; - size_t addr = 0; - struct gtt_range *gt; - struct drm_gem_object *obj; - int ret = 0; - - /* if we want to turn of the cursor ignore width and height */ - if (!handle) { - /* turn off the cursor */ - temp = CURSOR_MODE_DISABLE; - - if (gma_power_begin(dev, false)) { - REG_WRITE(control, temp); - REG_WRITE(base, 0); - gma_power_end(dev); - } - - /* unpin the old GEM object */ - if (psb_intel_crtc->cursor_obj) { - gt = container_of(psb_intel_crtc->cursor_obj, - struct gtt_range, gem); - psb_gtt_unpin(gt); - drm_gem_object_unreference(psb_intel_crtc->cursor_obj); - psb_intel_crtc->cursor_obj = NULL; - } - - return 0; - } - - /* Currently we only support 64x64 cursors */ - if (width != 64 || height != 64) { - dev_dbg(dev->dev, "we currently only support 64x64 cursors\n"); - return -EINVAL; - } - - obj = drm_gem_object_lookup(dev, file_priv, handle); - if (!obj) - return -ENOENT; - - if (obj->size < width * height * 4) { - dev_dbg(dev->dev, "buffer is to small\n"); - ret = -ENOMEM; - goto unref_cursor; - } - - gt = container_of(obj, struct gtt_range, gem); - - /* Pin the memory into the GTT */ - ret = psb_gtt_pin(gt); - if (ret) { - dev_err(dev->dev, "Can not pin down handle 0x%x\n", handle); - goto unref_cursor; - } - - addr = gt->offset; /* Or resource.start ??? */ - - psb_intel_crtc->cursor_addr = addr; - - temp = 0; - /* set the pipe for the cursor */ - temp |= (pipe << 28); - temp |= CURSOR_MODE_64_ARGB_AX | MCURSOR_GAMMA_ENABLE; - - if (gma_power_begin(dev, false)) { - REG_WRITE(control, temp); - REG_WRITE(base, addr); - gma_power_end(dev); - } - - /* unpin the old GEM object */ - if (psb_intel_crtc->cursor_obj) { - gt = container_of(psb_intel_crtc->cursor_obj, - struct gtt_range, gem); - psb_gtt_unpin(gt); - drm_gem_object_unreference(psb_intel_crtc->cursor_obj); - } - - psb_intel_crtc->cursor_obj = obj; - return ret; - -unref_cursor: - drm_gem_object_unreference(obj); - return ret; -} - -static int cdv_intel_crtc_cursor_move(struct drm_crtc *crtc, int x, int y) -{ - struct drm_device *dev = crtc->dev; - struct psb_intel_crtc *psb_intel_crtc = to_psb_intel_crtc(crtc); - int pipe = psb_intel_crtc->pipe; - uint32_t temp = 0; - uint32_t adder; - - - if (x < 0) { - temp |= (CURSOR_POS_SIGN << CURSOR_X_SHIFT); - x = -x; - } - if (y < 0) { - temp |= (CURSOR_POS_SIGN << CURSOR_Y_SHIFT); - y = -y; - } - - temp |= ((x & CURSOR_POS_MASK) << CURSOR_X_SHIFT); - temp |= ((y & CURSOR_POS_MASK) << CURSOR_Y_SHIFT); - - adder = psb_intel_crtc->cursor_addr; - - if (gma_power_begin(dev, false)) { - REG_WRITE((pipe == 0) ? CURAPOS : CURBPOS, temp); - REG_WRITE((pipe == 0) ? CURABASE : CURBBASE, adder); - gma_power_end(dev); - } - return 0; -} - -static void cdv_intel_crtc_gamma_set(struct drm_crtc *crtc, u16 *red, - u16 *green, u16 *blue, uint32_t start, uint32_t size) -{ - struct psb_intel_crtc *psb_intel_crtc = to_psb_intel_crtc(crtc); - int i; - int end = (start + size > 256) ? 256 : start + size; - - for (i = start; i < end; i++) { - psb_intel_crtc->lut_r[i] = red[i] >> 8; - psb_intel_crtc->lut_g[i] = green[i] >> 8; - psb_intel_crtc->lut_b[i] = blue[i] >> 8; - } - - cdv_intel_crtc_load_lut(crtc); -} - -static int cdv_crtc_set_config(struct drm_mode_set *set) -{ - int ret = 0; - struct drm_device *dev = set->crtc->dev; - struct drm_psb_private *dev_priv = dev->dev_private; - - if (!dev_priv->rpm_enabled) - return drm_crtc_helper_set_config(set); - - pm_runtime_forbid(&dev->pdev->dev); - - ret = drm_crtc_helper_set_config(set); - - pm_runtime_allow(&dev->pdev->dev); - - return ret; -} - /** Derive the pixel clock for the given refclk and divisors for 8xx chips. */ /* FIXME: why are we using this, should it be cdv_ in this tree ? */ -static void i8xx_clock(int refclk, struct cdv_intel_clock_t *clock) +static void i8xx_clock(int refclk, struct gma_clock_t *clock) { clock->m = 5 * (clock->m1 + 2) + (clock->m2 + 2); clock->p = clock->p1 * clock->p2; @@ -1625,12 +850,12 @@ struct drm_crtc *crtc) { struct drm_psb_private *dev_priv = dev->dev_private; - struct psb_intel_crtc *psb_intel_crtc = to_psb_intel_crtc(crtc); - int pipe = psb_intel_crtc->pipe; + struct gma_crtc *gma_crtc = to_gma_crtc(crtc); + int pipe = gma_crtc->pipe; const struct psb_offset *map = &dev_priv->regmap[pipe]; u32 dpll; u32 fp; - struct cdv_intel_clock_t clock; + struct gma_clock_t clock; bool is_lvds; struct psb_pipe *p = &dev_priv->regs.pipe[pipe]; @@ -1703,8 +928,8 @@ struct drm_display_mode *cdv_intel_crtc_mode_get(struct drm_device *dev, struct drm_crtc *crtc) { - struct psb_intel_crtc *psb_intel_crtc = to_psb_intel_crtc(crtc); - int pipe = psb_intel_crtc->pipe; + struct gma_crtc *gma_crtc = to_gma_crtc(crtc); + int pipe = gma_crtc->pipe; struct drm_psb_private *dev_priv = dev->dev_private; struct psb_pipe *p = &dev_priv->regs.pipe[pipe]; const struct psb_offset *map = &dev_priv->regmap[pipe]; @@ -1747,44 +972,28 @@ return mode; } -static void cdv_intel_crtc_destroy(struct drm_crtc *crtc) -{ - struct psb_intel_crtc *psb_intel_crtc = to_psb_intel_crtc(crtc); - - kfree(psb_intel_crtc->crtc_state); - drm_crtc_cleanup(crtc); - kfree(psb_intel_crtc); -} - -static void cdv_intel_crtc_disable(struct drm_crtc *crtc) -{ - struct gtt_range *gt; - struct drm_crtc_helper_funcs *crtc_funcs = crtc->helper_private; - - crtc_funcs->dpms(crtc, DRM_MODE_DPMS_OFF); - - if (crtc->fb) { - gt = to_psb_fb(crtc->fb)->gtt; - psb_gtt_unpin(gt); - } -} - const struct drm_crtc_helper_funcs cdv_intel_helper_funcs = { - .dpms = cdv_intel_crtc_dpms, - .mode_fixup = cdv_intel_crtc_mode_fixup, + .dpms = gma_crtc_dpms, + .mode_fixup = gma_crtc_mode_fixup, .mode_set = cdv_intel_crtc_mode_set, - .mode_set_base = cdv_intel_pipe_set_base, - .prepare = cdv_intel_crtc_prepare, - .commit = cdv_intel_crtc_commit, - .disable = cdv_intel_crtc_disable, + .mode_set_base = gma_pipe_set_base, + .prepare = gma_crtc_prepare, + .commit = gma_crtc_commit, + .disable = gma_crtc_disable, }; const struct drm_crtc_funcs cdv_intel_crtc_funcs = { - .save = cdv_intel_crtc_save, - .restore = cdv_intel_crtc_restore, - .cursor_set = cdv_intel_crtc_cursor_set, - .cursor_move = cdv_intel_crtc_cursor_move, - .gamma_set = cdv_intel_crtc_gamma_set, - .set_config = cdv_crtc_set_config, - .destroy = cdv_intel_crtc_destroy, + .save = gma_crtc_save, + .restore = gma_crtc_restore, + .cursor_set = gma_crtc_cursor_set, + .cursor_move = gma_crtc_cursor_move, + .gamma_set = gma_crtc_gamma_set, + .set_config = gma_crtc_set_config, + .destroy = gma_crtc_destroy, +}; + +const struct gma_clock_funcs cdv_clock_funcs = { + .clock = cdv_intel_clock, + .limit = cdv_intel_limit, + .pll_is_valid = gma_pll_is_valid, };