X-Git-Url: http://git.cascardo.info/?a=blobdiff_plain;f=drivers%2Fgpu%2Fdrm%2Fi915%2Fintel_display.c;h=3f8987b7ee48eaaf54a21cd45a71364628afa4d5;hb=66fd7a66e8b9e11e49f46ea77910f935c4dee5c3;hp=2113f401f0bacf303e2dbcc222d922c3006ed046;hpb=a1842b2b6fc011145c24180744d62d88b895f8e3;p=cascardo%2Flinux.git diff --git a/drivers/gpu/drm/i915/intel_display.c b/drivers/gpu/drm/i915/intel_display.c index 2113f401f0ba..3f8987b7ee48 100644 --- a/drivers/gpu/drm/i915/intel_display.c +++ b/drivers/gpu/drm/i915/intel_display.c @@ -48,6 +48,11 @@ #include #include +static bool is_mmio_work(struct intel_flip_work *work) +{ + return work->mmio_work.func; +} + /* Primary plane formats for gen <= 3 */ static const uint32_t i8xx_primary_formats[] = { DRM_FORMAT_C8, @@ -117,20 +122,17 @@ static void ironlake_pfit_disable(struct intel_crtc *crtc, bool force); static void ironlake_pfit_enable(struct intel_crtc *crtc); static void intel_modeset_setup_hw_state(struct drm_device *dev); static void intel_pre_disable_primary_noatomic(struct drm_crtc *crtc); +static int ilk_max_pixel_rate(struct drm_atomic_state *state); -typedef struct { - int min, max; -} intel_range_t; - -typedef struct { - int dot_limit; - int p2_slow, p2_fast; -} intel_p2_t; - -typedef struct intel_limit intel_limit_t; struct intel_limit { - intel_range_t dot, vco, n, m, m1, m2, p, p1; - intel_p2_t p2; + struct { + int min, max; + } dot, vco, n, m, m1, m2, p, p1; + + struct { + int dot_limit; + int p2_slow, p2_fast; + } p2; }; /* returns HPLL frequency in kHz */ @@ -185,6 +187,7 @@ intel_pch_rawclk(struct drm_i915_private *dev_priv) static int intel_vlv_hrawclk(struct drm_i915_private *dev_priv) { + /* RAWCLK_FREQ_VLV register updated from power well code */ return vlv_get_cck_clock_hpll(dev_priv, "hrawclk", CCK_DISPLAY_REF_CLOCK_CONTROL); } @@ -218,7 +221,7 @@ intel_g4x_hrawclk(struct drm_i915_private *dev_priv) } } -static void intel_update_rawclk(struct drm_i915_private *dev_priv) +void intel_update_rawclk(struct drm_i915_private *dev_priv) { if (HAS_PCH_SPLIT(dev_priv)) dev_priv->rawclk_freq = intel_pch_rawclk(dev_priv); @@ -255,7 +258,7 @@ intel_fdi_link_freq(struct drm_i915_private *dev_priv, return 270000; } -static const intel_limit_t intel_limits_i8xx_dac = { +static const struct intel_limit intel_limits_i8xx_dac = { .dot = { .min = 25000, .max = 350000 }, .vco = { .min = 908000, .max = 1512000 }, .n = { .min = 2, .max = 16 }, @@ -268,7 +271,7 @@ static const intel_limit_t intel_limits_i8xx_dac = { .p2_slow = 4, .p2_fast = 2 }, }; -static const intel_limit_t intel_limits_i8xx_dvo = { +static const struct intel_limit intel_limits_i8xx_dvo = { .dot = { .min = 25000, .max = 350000 }, .vco = { .min = 908000, .max = 1512000 }, .n = { .min = 2, .max = 16 }, @@ -281,7 +284,7 @@ static const intel_limit_t intel_limits_i8xx_dvo = { .p2_slow = 4, .p2_fast = 4 }, }; -static const intel_limit_t intel_limits_i8xx_lvds = { +static const struct intel_limit intel_limits_i8xx_lvds = { .dot = { .min = 25000, .max = 350000 }, .vco = { .min = 908000, .max = 1512000 }, .n = { .min = 2, .max = 16 }, @@ -294,7 +297,7 @@ static const intel_limit_t intel_limits_i8xx_lvds = { .p2_slow = 14, .p2_fast = 7 }, }; -static const intel_limit_t intel_limits_i9xx_sdvo = { +static const struct intel_limit intel_limits_i9xx_sdvo = { .dot = { .min = 20000, .max = 400000 }, .vco = { .min = 1400000, .max = 2800000 }, .n = { .min = 1, .max = 6 }, @@ -307,7 +310,7 @@ static const intel_limit_t intel_limits_i9xx_sdvo = { .p2_slow = 10, .p2_fast = 5 }, }; -static const intel_limit_t intel_limits_i9xx_lvds = { +static const struct intel_limit intel_limits_i9xx_lvds = { .dot = { .min = 20000, .max = 400000 }, .vco = { .min = 1400000, .max = 2800000 }, .n = { .min = 1, .max = 6 }, @@ -321,7 +324,7 @@ static const intel_limit_t intel_limits_i9xx_lvds = { }; -static const intel_limit_t intel_limits_g4x_sdvo = { +static const struct intel_limit intel_limits_g4x_sdvo = { .dot = { .min = 25000, .max = 270000 }, .vco = { .min = 1750000, .max = 3500000}, .n = { .min = 1, .max = 4 }, @@ -336,7 +339,7 @@ static const intel_limit_t intel_limits_g4x_sdvo = { }, }; -static const intel_limit_t intel_limits_g4x_hdmi = { +static const struct intel_limit intel_limits_g4x_hdmi = { .dot = { .min = 22000, .max = 400000 }, .vco = { .min = 1750000, .max = 3500000}, .n = { .min = 1, .max = 4 }, @@ -349,7 +352,7 @@ static const intel_limit_t intel_limits_g4x_hdmi = { .p2_slow = 10, .p2_fast = 5 }, }; -static const intel_limit_t intel_limits_g4x_single_channel_lvds = { +static const struct intel_limit intel_limits_g4x_single_channel_lvds = { .dot = { .min = 20000, .max = 115000 }, .vco = { .min = 1750000, .max = 3500000 }, .n = { .min = 1, .max = 3 }, @@ -363,7 +366,7 @@ static const intel_limit_t intel_limits_g4x_single_channel_lvds = { }, }; -static const intel_limit_t intel_limits_g4x_dual_channel_lvds = { +static const struct intel_limit intel_limits_g4x_dual_channel_lvds = { .dot = { .min = 80000, .max = 224000 }, .vco = { .min = 1750000, .max = 3500000 }, .n = { .min = 1, .max = 3 }, @@ -377,7 +380,7 @@ static const intel_limit_t intel_limits_g4x_dual_channel_lvds = { }, }; -static const intel_limit_t intel_limits_pineview_sdvo = { +static const struct intel_limit intel_limits_pineview_sdvo = { .dot = { .min = 20000, .max = 400000}, .vco = { .min = 1700000, .max = 3500000 }, /* Pineview's Ncounter is a ring counter */ @@ -392,7 +395,7 @@ static const intel_limit_t intel_limits_pineview_sdvo = { .p2_slow = 10, .p2_fast = 5 }, }; -static const intel_limit_t intel_limits_pineview_lvds = { +static const struct intel_limit intel_limits_pineview_lvds = { .dot = { .min = 20000, .max = 400000 }, .vco = { .min = 1700000, .max = 3500000 }, .n = { .min = 3, .max = 6 }, @@ -410,7 +413,7 @@ static const intel_limit_t intel_limits_pineview_lvds = { * We calculate clock using (register_value + 2) for N/M1/M2, so here * the range value for them is (actual_value - 2). */ -static const intel_limit_t intel_limits_ironlake_dac = { +static const struct intel_limit intel_limits_ironlake_dac = { .dot = { .min = 25000, .max = 350000 }, .vco = { .min = 1760000, .max = 3510000 }, .n = { .min = 1, .max = 5 }, @@ -423,7 +426,7 @@ static const intel_limit_t intel_limits_ironlake_dac = { .p2_slow = 10, .p2_fast = 5 }, }; -static const intel_limit_t intel_limits_ironlake_single_lvds = { +static const struct intel_limit intel_limits_ironlake_single_lvds = { .dot = { .min = 25000, .max = 350000 }, .vco = { .min = 1760000, .max = 3510000 }, .n = { .min = 1, .max = 3 }, @@ -436,7 +439,7 @@ static const intel_limit_t intel_limits_ironlake_single_lvds = { .p2_slow = 14, .p2_fast = 14 }, }; -static const intel_limit_t intel_limits_ironlake_dual_lvds = { +static const struct intel_limit intel_limits_ironlake_dual_lvds = { .dot = { .min = 25000, .max = 350000 }, .vco = { .min = 1760000, .max = 3510000 }, .n = { .min = 1, .max = 3 }, @@ -450,7 +453,7 @@ static const intel_limit_t intel_limits_ironlake_dual_lvds = { }; /* LVDS 100mhz refclk limits. */ -static const intel_limit_t intel_limits_ironlake_single_lvds_100m = { +static const struct intel_limit intel_limits_ironlake_single_lvds_100m = { .dot = { .min = 25000, .max = 350000 }, .vco = { .min = 1760000, .max = 3510000 }, .n = { .min = 1, .max = 2 }, @@ -463,7 +466,7 @@ static const intel_limit_t intel_limits_ironlake_single_lvds_100m = { .p2_slow = 14, .p2_fast = 14 }, }; -static const intel_limit_t intel_limits_ironlake_dual_lvds_100m = { +static const struct intel_limit intel_limits_ironlake_dual_lvds_100m = { .dot = { .min = 25000, .max = 350000 }, .vco = { .min = 1760000, .max = 3510000 }, .n = { .min = 1, .max = 3 }, @@ -476,7 +479,7 @@ static const intel_limit_t intel_limits_ironlake_dual_lvds_100m = { .p2_slow = 7, .p2_fast = 7 }, }; -static const intel_limit_t intel_limits_vlv = { +static const struct intel_limit intel_limits_vlv = { /* * These are the data rate limits (measured in fast clocks) * since those are the strictest limits we have. The fast @@ -492,7 +495,7 @@ static const intel_limit_t intel_limits_vlv = { .p2 = { .p2_slow = 2, .p2_fast = 20 }, /* slow=min, fast=max */ }; -static const intel_limit_t intel_limits_chv = { +static const struct intel_limit intel_limits_chv = { /* * These are the data rate limits (measured in fast clocks) * since those are the strictest limits we have. The fast @@ -508,7 +511,7 @@ static const intel_limit_t intel_limits_chv = { .p2 = { .p2_slow = 1, .p2_fast = 14 }, }; -static const intel_limit_t intel_limits_bxt = { +static const struct intel_limit intel_limits_bxt = { /* FIXME: find real dot limits */ .dot = { .min = 0, .max = INT_MAX }, .vco = { .min = 4800000, .max = 6700000 }, @@ -581,7 +584,7 @@ static bool intel_pipe_will_have_type(const struct intel_crtc_state *crtc_state, * divided-down version of it. */ /* m1 is reserved as 0 in Pineview, n is a ring counter */ -static int pnv_calc_dpll_params(int refclk, intel_clock_t *clock) +static int pnv_calc_dpll_params(int refclk, struct dpll *clock) { clock->m = clock->m2 + 2; clock->p = clock->p1 * clock->p2; @@ -598,7 +601,7 @@ static uint32_t i9xx_dpll_compute_m(struct dpll *dpll) return 5 * (dpll->m1 + 2) + (dpll->m2 + 2); } -static int i9xx_calc_dpll_params(int refclk, intel_clock_t *clock) +static int i9xx_calc_dpll_params(int refclk, struct dpll *clock) { clock->m = i9xx_dpll_compute_m(clock); clock->p = clock->p1 * clock->p2; @@ -610,7 +613,7 @@ static int i9xx_calc_dpll_params(int refclk, intel_clock_t *clock) return clock->dot; } -static int vlv_calc_dpll_params(int refclk, intel_clock_t *clock) +static int vlv_calc_dpll_params(int refclk, struct dpll *clock) { clock->m = clock->m1 * clock->m2; clock->p = clock->p1 * clock->p2; @@ -622,7 +625,7 @@ static int vlv_calc_dpll_params(int refclk, intel_clock_t *clock) return clock->dot / 5; } -int chv_calc_dpll_params(int refclk, intel_clock_t *clock) +int chv_calc_dpll_params(int refclk, struct dpll *clock) { clock->m = clock->m1 * clock->m2; clock->p = clock->p1 * clock->p2; @@ -642,8 +645,8 @@ int chv_calc_dpll_params(int refclk, intel_clock_t *clock) */ static bool intel_PLL_is_valid(struct drm_device *dev, - const intel_limit_t *limit, - const intel_clock_t *clock) + const struct intel_limit *limit, + const struct dpll *clock) { if (clock->n < limit->n.min || limit->n.max < clock->n) INTELPllInvalid("n out of range\n"); @@ -678,7 +681,7 @@ static bool intel_PLL_is_valid(struct drm_device *dev, } static int -i9xx_select_p2_div(const intel_limit_t *limit, +i9xx_select_p2_div(const struct intel_limit *limit, const struct intel_crtc_state *crtc_state, int target) { @@ -713,13 +716,13 @@ i9xx_select_p2_div(const intel_limit_t *limit, * divider from @match_clock used for LVDS downclocking. */ static bool -i9xx_find_best_dpll(const intel_limit_t *limit, +i9xx_find_best_dpll(const struct intel_limit *limit, struct intel_crtc_state *crtc_state, - int target, int refclk, intel_clock_t *match_clock, - intel_clock_t *best_clock) + int target, int refclk, struct dpll *match_clock, + struct dpll *best_clock) { struct drm_device *dev = crtc_state->base.crtc->dev; - intel_clock_t clock; + struct dpll clock; int err = target; memset(best_clock, 0, sizeof(*best_clock)); @@ -770,13 +773,13 @@ i9xx_find_best_dpll(const intel_limit_t *limit, * divider from @match_clock used for LVDS downclocking. */ static bool -pnv_find_best_dpll(const intel_limit_t *limit, +pnv_find_best_dpll(const struct intel_limit *limit, struct intel_crtc_state *crtc_state, - int target, int refclk, intel_clock_t *match_clock, - intel_clock_t *best_clock) + int target, int refclk, struct dpll *match_clock, + struct dpll *best_clock) { struct drm_device *dev = crtc_state->base.crtc->dev; - intel_clock_t clock; + struct dpll clock; int err = target; memset(best_clock, 0, sizeof(*best_clock)); @@ -825,13 +828,13 @@ pnv_find_best_dpll(const intel_limit_t *limit, * divider from @match_clock used for LVDS downclocking. */ static bool -g4x_find_best_dpll(const intel_limit_t *limit, +g4x_find_best_dpll(const struct intel_limit *limit, struct intel_crtc_state *crtc_state, - int target, int refclk, intel_clock_t *match_clock, - intel_clock_t *best_clock) + int target, int refclk, struct dpll *match_clock, + struct dpll *best_clock) { struct drm_device *dev = crtc_state->base.crtc->dev; - intel_clock_t clock; + struct dpll clock; int max_n; bool found = false; /* approximately equals target * 0.00585 */ @@ -877,8 +880,8 @@ g4x_find_best_dpll(const intel_limit_t *limit, * best configuration and error found so far. Return the calculated error. */ static bool vlv_PLL_is_optimal(struct drm_device *dev, int target_freq, - const intel_clock_t *calculated_clock, - const intel_clock_t *best_clock, + const struct dpll *calculated_clock, + const struct dpll *best_clock, unsigned int best_error_ppm, unsigned int *error_ppm) { @@ -918,14 +921,14 @@ static bool vlv_PLL_is_optimal(struct drm_device *dev, int target_freq, * reflck * (5 * (m1 + 2) + (m2 + 2)) / (n + 2) / p1 / p2. */ static bool -vlv_find_best_dpll(const intel_limit_t *limit, +vlv_find_best_dpll(const struct intel_limit *limit, struct intel_crtc_state *crtc_state, - int target, int refclk, intel_clock_t *match_clock, - intel_clock_t *best_clock) + int target, int refclk, struct dpll *match_clock, + struct dpll *best_clock) { struct intel_crtc *crtc = to_intel_crtc(crtc_state->base.crtc); struct drm_device *dev = crtc->base.dev; - intel_clock_t clock; + struct dpll clock; unsigned int bestppm = 1000000; /* min update 19.2 MHz */ int max_n = min(limit->n.max, refclk / 19200); @@ -977,15 +980,15 @@ vlv_find_best_dpll(const intel_limit_t *limit, * reflck * (5 * (m1 + 2) + (m2 + 2)) / (n + 2) / p1 / p2. */ static bool -chv_find_best_dpll(const intel_limit_t *limit, +chv_find_best_dpll(const struct intel_limit *limit, struct intel_crtc_state *crtc_state, - int target, int refclk, intel_clock_t *match_clock, - intel_clock_t *best_clock) + int target, int refclk, struct dpll *match_clock, + struct dpll *best_clock) { struct intel_crtc *crtc = to_intel_crtc(crtc_state->base.crtc); struct drm_device *dev = crtc->base.dev; unsigned int best_error_ppm; - intel_clock_t clock; + struct dpll clock; uint64_t m2; int found = false; @@ -1035,10 +1038,10 @@ chv_find_best_dpll(const intel_limit_t *limit, } bool bxt_find_best_dpll(struct intel_crtc_state *crtc_state, int target_clock, - intel_clock_t *best_clock) + struct dpll *best_clock) { int refclk = 100000; - const intel_limit_t *limit = &intel_limits_bxt; + const struct intel_limit *limit = &intel_limits_bxt; return chv_find_best_dpll(limit, crtc_state, target_clock, refclk, NULL, best_clock); @@ -1203,7 +1206,7 @@ static void assert_fdi_tx_pll_enabled(struct drm_i915_private *dev_priv, u32 val; /* ILK FDI PLL is always enabled */ - if (INTEL_INFO(dev_priv)->gen == 5) + if (IS_GEN5(dev_priv)) return; /* On Haswell, DDI ports are responsible for the FDI PLL setup */ @@ -2309,7 +2312,7 @@ err_pm: return ret; } -static void intel_unpin_fb_obj(struct drm_framebuffer *fb, unsigned int rotation) +void intel_unpin_fb_obj(struct drm_framebuffer *fb, unsigned int rotation) { struct drm_i915_gem_object *obj = intel_fb_obj(fb); struct i915_ggtt_view view; @@ -3110,17 +3113,12 @@ intel_pipe_set_base_atomic(struct drm_crtc *crtc, struct drm_framebuffer *fb, return -ENODEV; } -static void intel_complete_page_flips(struct drm_device *dev) +static void intel_complete_page_flips(struct drm_i915_private *dev_priv) { - struct drm_crtc *crtc; - - for_each_crtc(dev, crtc) { - struct intel_crtc *intel_crtc = to_intel_crtc(crtc); - enum plane plane = intel_crtc->plane; + struct intel_crtc *crtc; - intel_prepare_page_flip(dev, plane); - intel_finish_page_flip_plane(dev, plane); - } + for_each_intel_crtc(dev_priv->dev, crtc) + intel_finish_page_flip_cs(dev_priv, crtc->pipe); } static void intel_update_primary_planes(struct drm_device *dev) @@ -3143,41 +3141,39 @@ static void intel_update_primary_planes(struct drm_device *dev) } } -void intel_prepare_reset(struct drm_device *dev) +void intel_prepare_reset(struct drm_i915_private *dev_priv) { /* no reset support for gen2 */ - if (IS_GEN2(dev)) + if (IS_GEN2(dev_priv)) return; /* reset doesn't touch the display */ - if (INTEL_INFO(dev)->gen >= 5 || IS_G4X(dev)) + if (INTEL_GEN(dev_priv) >= 5 || IS_G4X(dev_priv)) return; - drm_modeset_lock_all(dev); + drm_modeset_lock_all(dev_priv->dev); /* * Disabling the crtcs gracefully seems nicer. Also the * g33 docs say we should at least disable all the planes. */ - intel_display_suspend(dev); + intel_display_suspend(dev_priv->dev); } -void intel_finish_reset(struct drm_device *dev) +void intel_finish_reset(struct drm_i915_private *dev_priv) { - struct drm_i915_private *dev_priv = to_i915(dev); - /* * Flips in the rings will be nuked by the reset, * so complete all pending flips so that user space * will get its events and not get stuck. */ - intel_complete_page_flips(dev); + intel_complete_page_flips(dev_priv); /* no reset support for gen2 */ - if (IS_GEN2(dev)) + if (IS_GEN2(dev_priv)) return; /* reset doesn't touch the display */ - if (INTEL_INFO(dev)->gen >= 5 || IS_G4X(dev)) { + if (INTEL_GEN(dev_priv) >= 5 || IS_G4X(dev_priv)) { /* * Flips in the rings have been nuked by the reset, * so update the base address of all primary @@ -3187,7 +3183,7 @@ void intel_finish_reset(struct drm_device *dev) * FIXME: Atomic will make this obsolete since we won't schedule * CS-based flips (which might get lost in gpu resets) any more. */ - intel_update_primary_planes(dev); + intel_update_primary_planes(dev_priv->dev); return; } @@ -3198,18 +3194,18 @@ void intel_finish_reset(struct drm_device *dev) intel_runtime_pm_disable_interrupts(dev_priv); intel_runtime_pm_enable_interrupts(dev_priv); - intel_modeset_init_hw(dev); + intel_modeset_init_hw(dev_priv->dev); spin_lock_irq(&dev_priv->irq_lock); if (dev_priv->display.hpd_irq_setup) - dev_priv->display.hpd_irq_setup(dev); + dev_priv->display.hpd_irq_setup(dev_priv); spin_unlock_irq(&dev_priv->irq_lock); - intel_display_resume(dev); + intel_display_resume(dev_priv->dev); intel_hpd_init(dev_priv); - drm_modeset_unlock_all(dev); + drm_modeset_unlock_all(dev_priv->dev); } static bool intel_crtc_has_pending_flip(struct drm_crtc *crtc) @@ -3224,7 +3220,7 @@ static bool intel_crtc_has_pending_flip(struct drm_crtc *crtc) return false; spin_lock_irq(&dev->event_lock); - pending = to_intel_crtc(crtc)->unpin_work != NULL; + pending = to_intel_crtc(crtc)->flip_work != NULL; spin_unlock_irq(&dev->event_lock); return pending; @@ -3803,7 +3799,7 @@ bool intel_has_pending_fb_unpin(struct drm_device *dev) if (atomic_read(&crtc->unpin_work_count) == 0) continue; - if (crtc->unpin_work) + if (crtc->flip_work) intel_wait_for_vblank(dev, crtc->pipe); return true; @@ -3815,11 +3811,9 @@ bool intel_has_pending_fb_unpin(struct drm_device *dev) static void page_flip_completed(struct intel_crtc *intel_crtc) { struct drm_i915_private *dev_priv = to_i915(intel_crtc->base.dev); - struct intel_unpin_work *work = intel_crtc->unpin_work; + struct intel_flip_work *work = intel_crtc->flip_work; - /* ensure that the unpin work is consistent wrt ->pending. */ - smp_rmb(); - intel_crtc->unpin_work = NULL; + intel_crtc->flip_work = NULL; if (work->event) drm_crtc_send_vblank_event(&intel_crtc->base, work->event); @@ -3827,7 +3821,7 @@ static void page_flip_completed(struct intel_crtc *intel_crtc) drm_crtc_vblank_put(&intel_crtc->base); wake_up_all(&dev_priv->pending_flip_queue); - queue_work(dev_priv->wq, &work->work); + queue_work(dev_priv->wq, &work->unpin_work); trace_i915_flip_complete(intel_crtc->plane, work->pending_flip_obj); @@ -3851,9 +3845,11 @@ static int intel_crtc_wait_for_pending_flips(struct drm_crtc *crtc) if (ret == 0) { struct intel_crtc *intel_crtc = to_intel_crtc(crtc); + struct intel_flip_work *work; spin_lock_irq(&dev->event_lock); - if (intel_crtc->unpin_work) { + work = intel_crtc->flip_work; + if (work && !is_mmio_work(work)) { WARN_ONCE(1, "Removing stuck page flip\n"); page_flip_completed(intel_crtc); } @@ -5328,32 +5324,33 @@ static void intel_update_cdclk(struct drm_device *dev) dev_priv->cdclk_freq); /* - * Program the gmbus_freq based on the cdclk frequency. - * BSpec erroneously claims we should aim for 4MHz, but - * in fact 1MHz is the correct frequency. + * 9:0 CMBUS [sic] CDCLK frequency (cdfreq): + * Programmng [sic] note: bit[9:2] should be programmed to the number + * of cdclk that generates 4MHz reference clock freq which is used to + * generate GMBus clock. This will vary with the cdclk freq. */ - if (IS_VALLEYVIEW(dev) || IS_CHERRYVIEW(dev)) { - /* - * Program the gmbus_freq based on the cdclk frequency. - * BSpec erroneously claims we should aim for 4MHz, but - * in fact 1MHz is the correct frequency. - */ + if (IS_VALLEYVIEW(dev_priv) || IS_CHERRYVIEW(dev_priv)) I915_WRITE(GMBUSFREQ_VLV, DIV_ROUND_UP(dev_priv->cdclk_freq, 1000)); - } if (dev_priv->max_cdclk_freq == 0) intel_update_max_cdclk(dev); } -static void broxton_set_cdclk(struct drm_i915_private *dev_priv, int frequency) +/* convert from kHz to .1 fixpoint MHz with -1MHz offset */ +static int skl_cdclk_decimal(int cdclk) +{ + return DIV_ROUND_CLOSEST(cdclk - 1000, 500); +} + +static void broxton_set_cdclk(struct drm_i915_private *dev_priv, int cdclk) { uint32_t divider; uint32_t ratio; - uint32_t current_freq; + uint32_t current_cdclk; int ret; /* frequency = 19.2MHz * ratio / 2 / div{1,1.5,2,4} */ - switch (frequency) { + switch (cdclk) { case 144000: divider = BXT_CDCLK_CD2X_DIV_SEL_4; ratio = BXT_DE_PLL_RATIO(60); @@ -5383,7 +5380,7 @@ static void broxton_set_cdclk(struct drm_i915_private *dev_priv, int frequency) divider = 0; break; default: - DRM_ERROR("unsupported CDCLK freq %d", frequency); + DRM_ERROR("unsupported CDCLK freq %d", cdclk); return; } @@ -5396,13 +5393,13 @@ static void broxton_set_cdclk(struct drm_i915_private *dev_priv, int frequency) if (ret) { DRM_ERROR("PCode CDCLK freq change notify failed (err %d, freq %d)\n", - ret, frequency); + ret, cdclk); return; } - current_freq = I915_READ(CDCLK_CTL) & CDCLK_FREQ_DECIMAL_MASK; + current_cdclk = I915_READ(CDCLK_CTL) & CDCLK_FREQ_DECIMAL_MASK; /* convert from .1 fixpoint MHz with -1MHz offset to kHz */ - current_freq = current_freq * 500 + 1000; + current_cdclk = current_cdclk * 500 + 1000; /* * DE PLL has to be disabled when @@ -5410,8 +5407,8 @@ static void broxton_set_cdclk(struct drm_i915_private *dev_priv, int frequency) * - before setting to 624MHz (PLL needs toggling) * - before setting to any frequency from 624MHz (PLL needs toggling) */ - if (frequency == 19200 || frequency == 624000 || - current_freq == 624000) { + if (cdclk == 19200 || cdclk == 624000 || + current_cdclk == 624000) { I915_WRITE(BXT_DE_PLL_ENABLE, ~BXT_DE_PLL_PLL_ENABLE); /* Timeout 200us */ if (wait_for(!(I915_READ(BXT_DE_PLL_ENABLE) & BXT_DE_PLL_LOCK), @@ -5419,7 +5416,7 @@ static void broxton_set_cdclk(struct drm_i915_private *dev_priv, int frequency) DRM_ERROR("timout waiting for DE PLL unlock\n"); } - if (frequency != 19200) { + if (cdclk != 19200) { uint32_t val; val = I915_READ(BXT_DE_PLL_CTL); @@ -5432,31 +5429,29 @@ static void broxton_set_cdclk(struct drm_i915_private *dev_priv, int frequency) if (wait_for(I915_READ(BXT_DE_PLL_ENABLE) & BXT_DE_PLL_LOCK, 1)) DRM_ERROR("timeout waiting for DE PLL lock\n"); - val = I915_READ(CDCLK_CTL); - val &= ~BXT_CDCLK_CD2X_DIV_SEL_MASK; - val |= divider; + val = divider | skl_cdclk_decimal(cdclk); + /* + * FIXME if only the cd2x divider needs changing, it could be done + * without shutting off the pipe (if only one pipe is active). + */ + val |= BXT_CDCLK_CD2X_PIPE_NONE; /* * Disable SSA Precharge when CD clock frequency < 500 MHz, * enable otherwise. */ - val &= ~BXT_CDCLK_SSA_PRECHARGE_ENABLE; - if (frequency >= 500000) + if (cdclk >= 500000) val |= BXT_CDCLK_SSA_PRECHARGE_ENABLE; - - val &= ~CDCLK_FREQ_DECIMAL_MASK; - /* convert from kHz to .1 fixpoint MHz with -1MHz offset */ - val |= (frequency - 1000) / 500; I915_WRITE(CDCLK_CTL, val); } mutex_lock(&dev_priv->rps.hw_lock); ret = sandybridge_pcode_write(dev_priv, HSW_PCODE_DE_WRITE_FREQ_REQ, - DIV_ROUND_UP(frequency, 25000)); + DIV_ROUND_UP(cdclk, 25000)); mutex_unlock(&dev_priv->rps.hw_lock); if (ret) { DRM_ERROR("PCode CDCLK freq set failed, (err %d, freq %d)\n", - ret, frequency); + ret, cdclk); return; } @@ -5545,11 +5540,6 @@ static const struct skl_cdclk_entry { { .freq = 675000, .vco = 8100 }, }; -static unsigned int skl_cdclk_decimal(unsigned int freq) -{ - return (freq - 1000) / 500; -} - static unsigned int skl_cdclk_get_vco(unsigned int freq) { unsigned int i; @@ -5565,23 +5555,18 @@ static unsigned int skl_cdclk_get_vco(unsigned int freq) } static void -skl_dpll0_enable(struct drm_i915_private *dev_priv, unsigned int required_vco) +skl_dpll0_enable(struct drm_i915_private *dev_priv, int vco) { - unsigned int min_freq; + int min_cdclk; u32 val; /* select the minimum CDCLK before enabling DPLL 0 */ - val = I915_READ(CDCLK_CTL); - val &= ~CDCLK_FREQ_SEL_MASK | ~CDCLK_FREQ_DECIMAL_MASK; - val |= CDCLK_FREQ_337_308; - - if (required_vco == 8640) - min_freq = 308570; + if (vco == 8640) + min_cdclk = 308570; else - min_freq = 337500; - - val = CDCLK_FREQ_337_308 | skl_cdclk_decimal(min_freq); + min_cdclk = 337500; + val = CDCLK_FREQ_337_308 | skl_cdclk_decimal(min_cdclk); I915_WRITE(CDCLK_CTL, val); POSTING_READ(CDCLK_CTL); @@ -5599,7 +5584,7 @@ skl_dpll0_enable(struct drm_i915_private *dev_priv, unsigned int required_vco) val &= ~(DPLL_CTRL1_HDMI_MODE(SKL_DPLL0) | DPLL_CTRL1_SSC(SKL_DPLL0) | DPLL_CTRL1_LINK_RATE_MASK(SKL_DPLL0)); val |= DPLL_CTRL1_OVERRIDE(SKL_DPLL0); - if (required_vco == 8640) + if (vco == 8640) val |= DPLL_CTRL1_LINK_RATE(DPLL_CTRL1_LINK_RATE_1080, SKL_DPLL0); else @@ -5615,6 +5600,14 @@ skl_dpll0_enable(struct drm_i915_private *dev_priv, unsigned int required_vco) DRM_ERROR("DPLL0 not locked\n"); } +static void +skl_dpll0_disable(struct drm_i915_private *dev_priv) +{ + I915_WRITE(LCPLL1_CTL, I915_READ(LCPLL1_CTL) & ~LCPLL_PLL_ENABLE); + if (wait_for(!(I915_READ(LCPLL1_CTL) & LCPLL_PLL_LOCK), 1)) + DRM_ERROR("Couldn't disable DPLL0\n"); +} + static bool skl_cdclk_pcu_ready(struct drm_i915_private *dev_priv) { int ret; @@ -5642,12 +5635,12 @@ static bool skl_cdclk_wait_for_pcu_ready(struct drm_i915_private *dev_priv) return false; } -static void skl_set_cdclk(struct drm_i915_private *dev_priv, unsigned int freq) +static void skl_set_cdclk(struct drm_i915_private *dev_priv, int cdclk) { struct drm_device *dev = dev_priv->dev; u32 freq_select, pcu_ack; - DRM_DEBUG_DRIVER("Changing CDCLK to %dKHz\n", freq); + DRM_DEBUG_DRIVER("Changing CDCLK to %dKHz\n", cdclk); if (!skl_cdclk_wait_for_pcu_ready(dev_priv)) { DRM_ERROR("failed to inform PCU about cdclk change\n"); @@ -5655,7 +5648,7 @@ static void skl_set_cdclk(struct drm_i915_private *dev_priv, unsigned int freq) } /* set CDCLK_CTL */ - switch(freq) { + switch (cdclk) { case 450000: case 432000: freq_select = CDCLK_FREQ_450_432; @@ -5678,7 +5671,7 @@ static void skl_set_cdclk(struct drm_i915_private *dev_priv, unsigned int freq) break; } - I915_WRITE(CDCLK_CTL, freq_select | skl_cdclk_decimal(freq)); + I915_WRITE(CDCLK_CTL, freq_select | skl_cdclk_decimal(cdclk)); POSTING_READ(CDCLK_CTL); /* inform PCU of the change */ @@ -5700,21 +5693,18 @@ void skl_uninit_cdclk(struct drm_i915_private *dev_priv) if (I915_READ(DBUF_CTL) & DBUF_POWER_STATE) DRM_ERROR("DBuf power disable timeout\n"); - /* disable DPLL0 */ - I915_WRITE(LCPLL1_CTL, I915_READ(LCPLL1_CTL) & ~LCPLL_PLL_ENABLE); - if (wait_for(!(I915_READ(LCPLL1_CTL) & LCPLL_PLL_LOCK), 1)) - DRM_ERROR("Couldn't disable DPLL0\n"); + skl_dpll0_disable(dev_priv); } void skl_init_cdclk(struct drm_i915_private *dev_priv) { - unsigned int required_vco; + unsigned int vco; /* DPLL0 not enabled (happens on early BIOS versions) */ if (!(I915_READ(LCPLL1_CTL) & LCPLL_PLL_ENABLE)) { /* enable DPLL0 */ - required_vco = skl_cdclk_get_vco(dev_priv->skl_boot_cdclk); - skl_dpll0_enable(dev_priv, required_vco); + vco = skl_cdclk_get_vco(dev_priv->skl_boot_cdclk); + skl_dpll0_enable(dev_priv, vco); } /* set CDCLK to the frequency the BIOS chose */ @@ -5906,21 +5896,19 @@ static int valleyview_calc_cdclk(struct drm_i915_private *dev_priv, return 200000; } -static int broxton_calc_cdclk(struct drm_i915_private *dev_priv, - int max_pixclk) +static int broxton_calc_cdclk(int max_pixclk) { /* * FIXME: - * - remove the guardband, it's not needed on BXT * - set 19.2MHz bypass frequency if there are no active pipes */ - if (max_pixclk > 576000*9/10) + if (max_pixclk > 576000) return 624000; - else if (max_pixclk > 384000*9/10) + else if (max_pixclk > 384000) return 576000; - else if (max_pixclk > 288000*9/10) + else if (max_pixclk > 288000) return 384000; - else if (max_pixclk > 144000*9/10) + else if (max_pixclk > 144000) return 288000; else return 144000; @@ -5963,9 +5951,6 @@ static int valleyview_modeset_calc_cdclk(struct drm_atomic_state *state) struct intel_atomic_state *intel_state = to_intel_atomic_state(state); - if (max_pixclk < 0) - return max_pixclk; - intel_state->cdclk = intel_state->dev_cdclk = valleyview_calc_cdclk(dev_priv, max_pixclk); @@ -5977,20 +5962,15 @@ static int valleyview_modeset_calc_cdclk(struct drm_atomic_state *state) static int broxton_modeset_calc_cdclk(struct drm_atomic_state *state) { - struct drm_device *dev = state->dev; - struct drm_i915_private *dev_priv = dev->dev_private; - int max_pixclk = intel_mode_max_pixclk(dev, state); + int max_pixclk = ilk_max_pixel_rate(state); struct intel_atomic_state *intel_state = to_intel_atomic_state(state); - if (max_pixclk < 0) - return max_pixclk; - intel_state->cdclk = intel_state->dev_cdclk = - broxton_calc_cdclk(dev_priv, max_pixclk); + broxton_calc_cdclk(max_pixclk); if (!intel_state->active_crtcs) - intel_state->dev_cdclk = broxton_calc_cdclk(dev_priv, 0); + intel_state->dev_cdclk = broxton_calc_cdclk(0); return 0; } @@ -6252,7 +6232,7 @@ static void intel_crtc_disable_noatomic(struct drm_crtc *crtc) return; if (to_intel_plane_state(crtc->primary->state)->visible) { - WARN_ON(intel_crtc->unpin_work); + WARN_ON(intel_crtc->flip_work); intel_pre_disable_primary_noatomic(crtc); @@ -7063,7 +7043,7 @@ static uint32_t i9xx_dpll_compute_fp(struct dpll *dpll) static void i9xx_update_pll_dividers(struct intel_crtc *crtc, struct intel_crtc_state *crtc_state, - intel_clock_t *reduced_clock) + struct dpll *reduced_clock) { struct drm_device *dev = crtc->base.dev; u32 fp, fp2 = 0; @@ -7487,7 +7467,7 @@ void vlv_force_pll_off(struct drm_device *dev, enum pipe pipe) static void i9xx_compute_dpll(struct intel_crtc *crtc, struct intel_crtc_state *crtc_state, - intel_clock_t *reduced_clock) + struct dpll *reduced_clock) { struct drm_device *dev = crtc->base.dev; struct drm_i915_private *dev_priv = dev->dev_private; @@ -7563,7 +7543,7 @@ static void i9xx_compute_dpll(struct intel_crtc *crtc, static void i8xx_compute_dpll(struct intel_crtc *crtc, struct intel_crtc_state *crtc_state, - intel_clock_t *reduced_clock) + struct dpll *reduced_clock) { struct drm_device *dev = crtc->base.dev; struct drm_i915_private *dev_priv = dev->dev_private; @@ -7817,7 +7797,7 @@ static int i8xx_crtc_compute_clock(struct intel_crtc *crtc, { struct drm_device *dev = crtc->base.dev; struct drm_i915_private *dev_priv = dev->dev_private; - const intel_limit_t *limit; + const struct intel_limit *limit; int refclk = 48000; memset(&crtc_state->dpll_hw_state, 0, @@ -7853,7 +7833,7 @@ static int g4x_crtc_compute_clock(struct intel_crtc *crtc, { struct drm_device *dev = crtc->base.dev; struct drm_i915_private *dev_priv = dev->dev_private; - const intel_limit_t *limit; + const struct intel_limit *limit; int refclk = 96000; memset(&crtc_state->dpll_hw_state, 0, @@ -7896,7 +7876,7 @@ static int pnv_crtc_compute_clock(struct intel_crtc *crtc, { struct drm_device *dev = crtc->base.dev; struct drm_i915_private *dev_priv = dev->dev_private; - const intel_limit_t *limit; + const struct intel_limit *limit; int refclk = 96000; memset(&crtc_state->dpll_hw_state, 0, @@ -7930,7 +7910,7 @@ static int i9xx_crtc_compute_clock(struct intel_crtc *crtc, { struct drm_device *dev = crtc->base.dev; struct drm_i915_private *dev_priv = dev->dev_private; - const intel_limit_t *limit; + const struct intel_limit *limit; int refclk = 96000; memset(&crtc_state->dpll_hw_state, 0, @@ -7963,7 +7943,7 @@ static int chv_crtc_compute_clock(struct intel_crtc *crtc, struct intel_crtc_state *crtc_state) { int refclk = 100000; - const intel_limit_t *limit = &intel_limits_chv; + const struct intel_limit *limit = &intel_limits_chv; memset(&crtc_state->dpll_hw_state, 0, sizeof(crtc_state->dpll_hw_state)); @@ -7984,7 +7964,7 @@ static int vlv_crtc_compute_clock(struct intel_crtc *crtc, struct intel_crtc_state *crtc_state) { int refclk = 100000; - const intel_limit_t *limit = &intel_limits_vlv; + const struct intel_limit *limit = &intel_limits_vlv; memset(&crtc_state->dpll_hw_state, 0, sizeof(crtc_state->dpll_hw_state)); @@ -8034,7 +8014,7 @@ static void vlv_crtc_clock_get(struct intel_crtc *crtc, struct drm_device *dev = crtc->base.dev; struct drm_i915_private *dev_priv = dev->dev_private; int pipe = pipe_config->cpu_transcoder; - intel_clock_t clock; + struct dpll clock; u32 mdiv; int refclk = 100000; @@ -8131,7 +8111,7 @@ static void chv_crtc_clock_get(struct intel_crtc *crtc, struct drm_i915_private *dev_priv = dev->dev_private; int pipe = pipe_config->cpu_transcoder; enum dpio_channel port = vlv_pipe_to_channel(pipe); - intel_clock_t clock; + struct dpll clock; u32 cmn_dw13, pll_dw0, pll_dw1, pll_dw2, pll_dw3; int refclk = 100000; @@ -8794,7 +8774,7 @@ static bool ironlake_needs_fb_cb_tune(struct dpll *dpll, int factor) static void ironlake_compute_dpll(struct intel_crtc *intel_crtc, struct intel_crtc_state *crtc_state, - intel_clock_t *reduced_clock) + struct dpll *reduced_clock) { struct drm_crtc *crtc = &intel_crtc->base; struct drm_device *dev = crtc->dev; @@ -8902,10 +8882,10 @@ static int ironlake_crtc_compute_clock(struct intel_crtc *crtc, { struct drm_device *dev = crtc->base.dev; struct drm_i915_private *dev_priv = dev->dev_private; - intel_clock_t reduced_clock; + struct dpll reduced_clock; bool has_reduced_clock = false; struct intel_shared_dpll *pll; - const intel_limit_t *limit; + const struct intel_limit *limit; int refclk = 120000; memset(&crtc_state->dpll_hw_state, 0, @@ -9300,6 +9280,10 @@ static bool ironlake_get_pipe_config(struct intel_crtc *crtc, ironlake_get_fdi_m_n_config(crtc, pipe_config); if (HAS_PCH_IBX(dev_priv)) { + /* + * The pipe->pch transcoder and pch transcoder->pll + * mapping is fixed. + */ pll_id = (enum intel_dpll_id) crtc->pipe; } else { tmp = I915_READ(PCH_DPLL_SEL); @@ -9687,6 +9671,18 @@ static void broadwell_set_cdclk(struct drm_device *dev, int cdclk) cdclk, dev_priv->cdclk_freq); } +static int broadwell_calc_cdclk(int max_pixclk) +{ + if (max_pixclk > 540000) + return 675000; + else if (max_pixclk > 450000) + return 540000; + else if (max_pixclk > 337500) + return 450000; + else + return 337500; +} + static int broadwell_modeset_calc_cdclk(struct drm_atomic_state *state) { struct drm_i915_private *dev_priv = to_i915(state->dev); @@ -9698,14 +9694,7 @@ static int broadwell_modeset_calc_cdclk(struct drm_atomic_state *state) * FIXME should also account for plane ratio * once 64bpp pixel formats are supported. */ - if (max_pixclk > 540000) - cdclk = 675000; - else if (max_pixclk > 450000) - cdclk = 540000; - else if (max_pixclk > 337500) - cdclk = 450000; - else - cdclk = 337500; + cdclk = broadwell_calc_cdclk(max_pixclk); if (cdclk > dev_priv->max_cdclk_freq) { DRM_DEBUG_KMS("requested cdclk (%d kHz) exceeds max (%d kHz)\n", @@ -9715,7 +9704,7 @@ static int broadwell_modeset_calc_cdclk(struct drm_atomic_state *state) intel_state->cdclk = intel_state->dev_cdclk = cdclk; if (!intel_state->active_crtcs) - intel_state->dev_cdclk = 337500; + intel_state->dev_cdclk = broadwell_calc_cdclk(0); return 0; } @@ -9850,6 +9839,10 @@ static bool hsw_get_transcoder_state(struct intel_crtc *crtc, enum intel_display_power_domain power_domain; u32 tmp; + /* + * The pipe->transcoder mapping is fixed with the exception of the eDP + * transcoder handled below. + */ pipe_config->cpu_transcoder = (enum transcoder) crtc->pipe; /* @@ -10317,10 +10310,10 @@ intel_framebuffer_create_for_mode(struct drm_device *dev, struct drm_i915_gem_object *obj; struct drm_mode_fb_cmd2 mode_cmd = { 0 }; - obj = i915_gem_alloc_object(dev, + obj = i915_gem_object_create(dev, intel_framebuffer_size_for_mode(mode, bpp)); - if (obj == NULL) - return ERR_PTR(-ENOMEM); + if (IS_ERR(obj)) + return ERR_CAST(obj); mode_cmd.width = mode->hdisplay; mode_cmd.height = mode->vdisplay; @@ -10632,7 +10625,7 @@ static void i9xx_crtc_clock_get(struct intel_crtc *crtc, int pipe = pipe_config->cpu_transcoder; u32 dpll = pipe_config->dpll_hw_state.dpll; u32 fp; - intel_clock_t clock; + struct dpll clock; int port_clock; int refclk = i9xx_pll_refclk(dev, pipe_config); @@ -10806,31 +10799,27 @@ struct drm_display_mode *intel_crtc_mode_get(struct drm_device *dev, return mode; } -void intel_mark_busy(struct drm_device *dev) +void intel_mark_busy(struct drm_i915_private *dev_priv) { - struct drm_i915_private *dev_priv = dev->dev_private; - if (dev_priv->mm.busy) return; intel_runtime_pm_get(dev_priv); i915_update_gfx_val(dev_priv); - if (INTEL_INFO(dev)->gen >= 6) + if (INTEL_GEN(dev_priv) >= 6) gen6_rps_busy(dev_priv); dev_priv->mm.busy = true; } -void intel_mark_idle(struct drm_device *dev) +void intel_mark_idle(struct drm_i915_private *dev_priv) { - struct drm_i915_private *dev_priv = dev->dev_private; - if (!dev_priv->mm.busy) return; dev_priv->mm.busy = false; - if (INTEL_INFO(dev)->gen >= 6) - gen6_rps_idle(dev->dev_private); + if (INTEL_GEN(dev_priv) >= 6) + gen6_rps_idle(dev_priv); intel_runtime_pm_put(dev_priv); } @@ -10839,15 +10828,16 @@ static void intel_crtc_destroy(struct drm_crtc *crtc) { struct intel_crtc *intel_crtc = to_intel_crtc(crtc); struct drm_device *dev = crtc->dev; - struct intel_unpin_work *work; + struct intel_flip_work *work; spin_lock_irq(&dev->event_lock); - work = intel_crtc->unpin_work; - intel_crtc->unpin_work = NULL; + work = intel_crtc->flip_work; + intel_crtc->flip_work = NULL; spin_unlock_irq(&dev->event_lock); if (work) { - cancel_work_sync(&work->work); + cancel_work_sync(&work->mmio_work); + cancel_work_sync(&work->unpin_work); kfree(work); } @@ -10858,12 +10848,15 @@ static void intel_crtc_destroy(struct drm_crtc *crtc) static void intel_unpin_work_fn(struct work_struct *__work) { - struct intel_unpin_work *work = - container_of(__work, struct intel_unpin_work, work); + struct intel_flip_work *work = + container_of(__work, struct intel_flip_work, unpin_work); struct intel_crtc *crtc = to_intel_crtc(work->crtc); struct drm_device *dev = crtc->base.dev; struct drm_plane *primary = crtc->base.primary; + if (is_mmio_work(work)) + flush_work(&work->mmio_work); + mutex_lock(&dev->struct_mutex); intel_unpin_fb_obj(work->old_fb, primary->state->rotation); drm_gem_object_unreference(&work->pending_flip_obj->base); @@ -10882,60 +10875,14 @@ static void intel_unpin_work_fn(struct work_struct *__work) kfree(work); } -static void do_intel_finish_page_flip(struct drm_device *dev, - struct drm_crtc *crtc) -{ - struct intel_crtc *intel_crtc = to_intel_crtc(crtc); - struct intel_unpin_work *work; - unsigned long flags; - - /* Ignore early vblank irqs */ - if (intel_crtc == NULL) - return; - - /* - * This is called both by irq handlers and the reset code (to complete - * lost pageflips) so needs the full irqsave spinlocks. - */ - spin_lock_irqsave(&dev->event_lock, flags); - work = intel_crtc->unpin_work; - - /* Ensure we don't miss a work->pending update ... */ - smp_rmb(); - - if (work == NULL || atomic_read(&work->pending) < INTEL_FLIP_COMPLETE) { - spin_unlock_irqrestore(&dev->event_lock, flags); - return; - } - - page_flip_completed(intel_crtc); - - spin_unlock_irqrestore(&dev->event_lock, flags); -} - -void intel_finish_page_flip(struct drm_device *dev, int pipe) -{ - struct drm_i915_private *dev_priv = dev->dev_private; - struct drm_crtc *crtc = dev_priv->pipe_to_crtc_mapping[pipe]; - - do_intel_finish_page_flip(dev, crtc); -} - -void intel_finish_page_flip_plane(struct drm_device *dev, int plane) -{ - struct drm_i915_private *dev_priv = dev->dev_private; - struct drm_crtc *crtc = dev_priv->plane_to_crtc_mapping[plane]; - - do_intel_finish_page_flip(dev, crtc); -} - /* Is 'a' after or equal to 'b'? */ static bool g4x_flip_count_after_eq(u32 a, u32 b) { return !((a - b) & 0x80000000); } -static bool page_flip_finished(struct intel_crtc *crtc) +static bool __pageflip_finished_cs(struct intel_crtc *crtc, + struct intel_flip_work *work) { struct drm_device *dev = crtc->base.dev; struct drm_i915_private *dev_priv = dev->dev_private; @@ -10977,40 +10924,103 @@ static bool page_flip_finished(struct intel_crtc *crtc) * anyway, we don't really care. */ return (I915_READ(DSPSURFLIVE(crtc->plane)) & ~0xfff) == - crtc->unpin_work->gtt_offset && + crtc->flip_work->gtt_offset && g4x_flip_count_after_eq(I915_READ(PIPE_FLIPCOUNT_G4X(crtc->pipe)), - crtc->unpin_work->flip_count); + crtc->flip_work->flip_count); } -void intel_prepare_page_flip(struct drm_device *dev, int plane) +static bool +__pageflip_finished_mmio(struct intel_crtc *crtc, + struct intel_flip_work *work) { - struct drm_i915_private *dev_priv = dev->dev_private; - struct intel_crtc *intel_crtc = - to_intel_crtc(dev_priv->plane_to_crtc_mapping[plane]); + /* + * MMIO work completes when vblank is different from + * flip_queued_vblank. + * + * Reset counter value doesn't matter, this is handled by + * i915_wait_request finishing early, so no need to handle + * reset here. + */ + return intel_crtc_get_vblank_counter(crtc) != work->flip_queued_vblank; +} + + +static bool pageflip_finished(struct intel_crtc *crtc, + struct intel_flip_work *work) +{ + if (!atomic_read(&work->pending)) + return false; + + smp_rmb(); + + if (is_mmio_work(work)) + return __pageflip_finished_mmio(crtc, work); + else + return __pageflip_finished_cs(crtc, work); +} + +void intel_finish_page_flip_cs(struct drm_i915_private *dev_priv, int pipe) +{ + struct drm_device *dev = dev_priv->dev; + struct drm_crtc *crtc = dev_priv->pipe_to_crtc_mapping[pipe]; + struct intel_crtc *intel_crtc = to_intel_crtc(crtc); + struct intel_flip_work *work; + unsigned long flags; + + /* Ignore early vblank irqs */ + if (!crtc) + return; + + /* + * This is called both by irq handlers and the reset code (to complete + * lost pageflips) so needs the full irqsave spinlocks. + */ + spin_lock_irqsave(&dev->event_lock, flags); + work = intel_crtc->flip_work; + + if (work != NULL && + !is_mmio_work(work) && + pageflip_finished(intel_crtc, work)) + page_flip_completed(intel_crtc); + + spin_unlock_irqrestore(&dev->event_lock, flags); +} + +void intel_finish_page_flip_mmio(struct drm_i915_private *dev_priv, int pipe) +{ + struct drm_device *dev = dev_priv->dev; + struct drm_crtc *crtc = dev_priv->pipe_to_crtc_mapping[pipe]; + struct intel_crtc *intel_crtc = to_intel_crtc(crtc); + struct intel_flip_work *work; unsigned long flags; + /* Ignore early vblank irqs */ + if (!crtc) + return; /* * This is called both by irq handlers and the reset code (to complete * lost pageflips) so needs the full irqsave spinlocks. - * - * NB: An MMIO update of the plane base pointer will also - * generate a page-flip completion irq, i.e. every modeset - * is also accompanied by a spurious intel_prepare_page_flip(). */ spin_lock_irqsave(&dev->event_lock, flags); - if (intel_crtc->unpin_work && page_flip_finished(intel_crtc)) - atomic_inc_not_zero(&intel_crtc->unpin_work->pending); + work = intel_crtc->flip_work; + + if (work != NULL && + is_mmio_work(work) && + pageflip_finished(intel_crtc, work)) + page_flip_completed(intel_crtc); + spin_unlock_irqrestore(&dev->event_lock, flags); } -static inline void intel_mark_page_flip_active(struct intel_unpin_work *work) +static inline void intel_mark_page_flip_active(struct intel_crtc *crtc, + struct intel_flip_work *work) { + work->flip_queued_vblank = intel_crtc_get_vblank_counter(crtc); + /* Ensure that the work item is consistent when activating it ... */ - smp_wmb(); - atomic_set(&work->pending, INTEL_FLIP_PENDING); - /* and that it is marked active as soon as the irq could fire. */ - smp_wmb(); + smp_mb__before_atomic(); + atomic_set(&work->pending, 1); } static int intel_gen2_queue_flip(struct drm_device *dev, @@ -11041,10 +11051,9 @@ static int intel_gen2_queue_flip(struct drm_device *dev, intel_ring_emit(engine, MI_DISPLAY_FLIP | MI_DISPLAY_FLIP_PLANE(intel_crtc->plane)); intel_ring_emit(engine, fb->pitches[0]); - intel_ring_emit(engine, intel_crtc->unpin_work->gtt_offset); + intel_ring_emit(engine, intel_crtc->flip_work->gtt_offset); intel_ring_emit(engine, 0); /* aux display base address, unused */ - intel_mark_page_flip_active(intel_crtc->unpin_work); return 0; } @@ -11073,10 +11082,9 @@ static int intel_gen3_queue_flip(struct drm_device *dev, intel_ring_emit(engine, MI_DISPLAY_FLIP_I915 | MI_DISPLAY_FLIP_PLANE(intel_crtc->plane)); intel_ring_emit(engine, fb->pitches[0]); - intel_ring_emit(engine, intel_crtc->unpin_work->gtt_offset); + intel_ring_emit(engine, intel_crtc->flip_work->gtt_offset); intel_ring_emit(engine, MI_NOOP); - intel_mark_page_flip_active(intel_crtc->unpin_work); return 0; } @@ -11104,7 +11112,7 @@ static int intel_gen4_queue_flip(struct drm_device *dev, intel_ring_emit(engine, MI_DISPLAY_FLIP | MI_DISPLAY_FLIP_PLANE(intel_crtc->plane)); intel_ring_emit(engine, fb->pitches[0]); - intel_ring_emit(engine, intel_crtc->unpin_work->gtt_offset | + intel_ring_emit(engine, intel_crtc->flip_work->gtt_offset | obj->tiling_mode); /* XXX Enabling the panel-fitter across page-flip is so far @@ -11115,7 +11123,6 @@ static int intel_gen4_queue_flip(struct drm_device *dev, pipesrc = I915_READ(PIPESRC(intel_crtc->pipe)) & 0x0fff0fff; intel_ring_emit(engine, pf | pipesrc); - intel_mark_page_flip_active(intel_crtc->unpin_work); return 0; } @@ -11139,7 +11146,7 @@ static int intel_gen6_queue_flip(struct drm_device *dev, intel_ring_emit(engine, MI_DISPLAY_FLIP | MI_DISPLAY_FLIP_PLANE(intel_crtc->plane)); intel_ring_emit(engine, fb->pitches[0] | obj->tiling_mode); - intel_ring_emit(engine, intel_crtc->unpin_work->gtt_offset); + intel_ring_emit(engine, intel_crtc->flip_work->gtt_offset); /* Contrary to the suggestions in the documentation, * "Enable Panel Fitter" does not seem to be required when page @@ -11151,7 +11158,6 @@ static int intel_gen6_queue_flip(struct drm_device *dev, pipesrc = I915_READ(PIPESRC(intel_crtc->pipe)) & 0x0fff0fff; intel_ring_emit(engine, pf | pipesrc); - intel_mark_page_flip_active(intel_crtc->unpin_work); return 0; } @@ -11243,10 +11249,9 @@ static int intel_gen7_queue_flip(struct drm_device *dev, intel_ring_emit(engine, MI_DISPLAY_FLIP_I915 | plane_bit); intel_ring_emit(engine, (fb->pitches[0] | obj->tiling_mode)); - intel_ring_emit(engine, intel_crtc->unpin_work->gtt_offset); + intel_ring_emit(engine, intel_crtc->flip_work->gtt_offset); intel_ring_emit(engine, (MI_NOOP)); - intel_mark_page_flip_active(intel_crtc->unpin_work); return 0; } @@ -11264,7 +11269,7 @@ static bool use_mmio_flip(struct intel_engine_cs *engine, if (engine == NULL) return true; - if (INTEL_INFO(engine->dev)->gen < 5) + if (INTEL_GEN(engine->i915) < 5) return false; if (i915.use_mmio_flip < 0) @@ -11283,7 +11288,7 @@ static bool use_mmio_flip(struct intel_engine_cs *engine, static void skl_do_mmio_flip(struct intel_crtc *intel_crtc, unsigned int rotation, - struct intel_unpin_work *work) + struct intel_flip_work *work) { struct drm_device *dev = intel_crtc->base.dev; struct drm_i915_private *dev_priv = dev->dev_private; @@ -11335,7 +11340,7 @@ static void skl_do_mmio_flip(struct intel_crtc *intel_crtc, } static void ilk_do_mmio_flip(struct intel_crtc *intel_crtc, - struct intel_unpin_work *work) + struct intel_flip_work *work) { struct drm_device *dev = intel_crtc->base.dev; struct drm_i915_private *dev_priv = dev->dev_private; @@ -11358,48 +11363,20 @@ static void ilk_do_mmio_flip(struct intel_crtc *intel_crtc, POSTING_READ(DSPSURF(intel_crtc->plane)); } -/* - * XXX: This is the temporary way to update the plane registers until we get - * around to using the usual plane update functions for MMIO flips - */ -static void intel_do_mmio_flip(struct intel_mmio_flip *mmio_flip) +static void intel_mmio_flip_work_func(struct work_struct *w) { - struct intel_crtc *crtc = mmio_flip->crtc; - struct intel_unpin_work *work; - - spin_lock_irq(&crtc->base.dev->event_lock); - work = crtc->unpin_work; - spin_unlock_irq(&crtc->base.dev->event_lock); - if (work == NULL) - return; - - intel_mark_page_flip_active(work); - - intel_pipe_update_start(crtc); - - if (INTEL_INFO(mmio_flip->i915)->gen >= 9) - skl_do_mmio_flip(crtc, mmio_flip->rotation, work); - else - /* use_mmio_flip() retricts MMIO flips to ilk+ */ - ilk_do_mmio_flip(crtc, work); - - intel_pipe_update_end(crtc); -} - -static void intel_mmio_flip_work_func(struct work_struct *work) -{ - struct intel_mmio_flip *mmio_flip = - container_of(work, struct intel_mmio_flip, work); + struct intel_flip_work *work = + container_of(w, struct intel_flip_work, mmio_work); + struct intel_crtc *crtc = to_intel_crtc(work->crtc); + struct drm_i915_private *dev_priv = to_i915(crtc->base.dev); struct intel_framebuffer *intel_fb = - to_intel_framebuffer(mmio_flip->crtc->base.primary->fb); + to_intel_framebuffer(crtc->base.primary->fb); struct drm_i915_gem_object *obj = intel_fb->obj; - if (mmio_flip->req) { - WARN_ON(__i915_wait_request(mmio_flip->req, + if (work->flip_queued_req) + WARN_ON(__i915_wait_request(work->flip_queued_req, false, NULL, - &mmio_flip->i915->rps.mmioflips)); - i915_gem_request_unreference__unlocked(mmio_flip->req); - } + &dev_priv->rps.mmioflips)); /* For framebuffer backed by dmabuf, wait for fence */ if (obj->base.dma_buf) @@ -11407,29 +11384,15 @@ static void intel_mmio_flip_work_func(struct work_struct *work) false, false, MAX_SCHEDULE_TIMEOUT) < 0); - intel_do_mmio_flip(mmio_flip); - kfree(mmio_flip); -} - -static int intel_queue_mmio_flip(struct drm_device *dev, - struct drm_crtc *crtc, - struct drm_i915_gem_object *obj) -{ - struct intel_mmio_flip *mmio_flip; - - mmio_flip = kmalloc(sizeof(*mmio_flip), GFP_KERNEL); - if (mmio_flip == NULL) - return -ENOMEM; - - mmio_flip->i915 = to_i915(dev); - mmio_flip->req = i915_gem_request_reference(obj->last_write_req); - mmio_flip->crtc = to_intel_crtc(crtc); - mmio_flip->rotation = crtc->primary->state->rotation; + intel_pipe_update_start(crtc); - INIT_WORK(&mmio_flip->work, intel_mmio_flip_work_func); - schedule_work(&mmio_flip->work); + if (INTEL_GEN(dev_priv) >= 9) + skl_do_mmio_flip(crtc, work->rotation, work); + else + /* use_mmio_flip() retricts MMIO flips to ilk+ */ + ilk_do_mmio_flip(crtc, work); - return 0; + intel_pipe_update_end(crtc, work); } static int intel_default_queue_flip(struct drm_device *dev, @@ -11442,37 +11405,32 @@ static int intel_default_queue_flip(struct drm_device *dev, return -ENODEV; } -static bool __intel_pageflip_stall_check(struct drm_device *dev, - struct drm_crtc *crtc) +static bool __pageflip_stall_check_cs(struct drm_i915_private *dev_priv, + struct intel_crtc *intel_crtc, + struct intel_flip_work *work) { - struct drm_i915_private *dev_priv = dev->dev_private; - struct intel_crtc *intel_crtc = to_intel_crtc(crtc); - struct intel_unpin_work *work = intel_crtc->unpin_work; - u32 addr; + u32 addr, vblank; - if (atomic_read(&work->pending) >= INTEL_FLIP_COMPLETE) - return true; - - if (atomic_read(&work->pending) < INTEL_FLIP_PENDING) + if (!atomic_read(&work->pending)) return false; - if (!work->enable_stall_check) - return false; + smp_rmb(); + vblank = intel_crtc_get_vblank_counter(intel_crtc); if (work->flip_ready_vblank == 0) { if (work->flip_queued_req && !i915_gem_request_completed(work->flip_queued_req, true)) return false; - work->flip_ready_vblank = drm_crtc_vblank_count(crtc); + work->flip_ready_vblank = vblank; } - if (drm_crtc_vblank_count(crtc) - work->flip_ready_vblank < 3) + if (vblank - work->flip_ready_vblank < 3) return false; /* Potential stall - if we see that the flip has happened, * assume a missed interrupt. */ - if (INTEL_INFO(dev)->gen >= 4) + if (INTEL_GEN(dev_priv) >= 4) addr = I915_HI_DISPBASE(I915_READ(DSPSURF(intel_crtc->plane))); else addr = I915_READ(DSPADDR(intel_crtc->plane)); @@ -11484,12 +11442,12 @@ static bool __intel_pageflip_stall_check(struct drm_device *dev, return addr == work->gtt_offset; } -void intel_check_page_flip(struct drm_device *dev, int pipe) +void intel_check_page_flip(struct drm_i915_private *dev_priv, int pipe) { - struct drm_i915_private *dev_priv = dev->dev_private; + struct drm_device *dev = dev_priv->dev; struct drm_crtc *crtc = dev_priv->pipe_to_crtc_mapping[pipe]; struct intel_crtc *intel_crtc = to_intel_crtc(crtc); - struct intel_unpin_work *work; + struct intel_flip_work *work; WARN_ON(!in_interrupt()); @@ -11497,16 +11455,20 @@ void intel_check_page_flip(struct drm_device *dev, int pipe) return; spin_lock(&dev->event_lock); - work = intel_crtc->unpin_work; - if (work != NULL && __intel_pageflip_stall_check(dev, crtc)) { - WARN_ONCE(1, "Kicking stuck page flip: queued at %d, now %d\n", - work->flip_queued_vblank, drm_vblank_count(dev, pipe)); + work = intel_crtc->flip_work; + + if (work != NULL && !is_mmio_work(work) && + __pageflip_stall_check_cs(dev_priv, intel_crtc, work)) { + WARN_ONCE(1, + "Kicking stuck page flip: queued at %d, now %d\n", + work->flip_queued_vblank, intel_crtc_get_vblank_counter(intel_crtc)); page_flip_completed(intel_crtc); work = NULL; } - if (work != NULL && - drm_vblank_count(dev, pipe) - work->flip_queued_vblank > 1) - intel_queue_rps_boost_for_request(dev, work->flip_queued_req); + + if (work != NULL && !is_mmio_work(work) && + intel_crtc_get_vblank_counter(intel_crtc) - work->flip_queued_vblank > 1) + intel_queue_rps_boost_for_request(work->flip_queued_req); spin_unlock(&dev->event_lock); } @@ -11522,7 +11484,7 @@ static int intel_crtc_page_flip(struct drm_crtc *crtc, struct intel_crtc *intel_crtc = to_intel_crtc(crtc); struct drm_plane *primary = crtc->primary; enum pipe pipe = intel_crtc->pipe; - struct intel_unpin_work *work; + struct intel_flip_work *work; struct intel_engine_cs *engine; bool mmio_flip; struct drm_i915_gem_request *request = NULL; @@ -11559,19 +11521,19 @@ static int intel_crtc_page_flip(struct drm_crtc *crtc, work->event = event; work->crtc = crtc; work->old_fb = old_fb; - INIT_WORK(&work->work, intel_unpin_work_fn); + INIT_WORK(&work->unpin_work, intel_unpin_work_fn); ret = drm_crtc_vblank_get(crtc); if (ret) goto free_work; - /* We borrow the event spin lock for protecting unpin_work */ + /* We borrow the event spin lock for protecting flip_work */ spin_lock_irq(&dev->event_lock); - if (intel_crtc->unpin_work) { + if (intel_crtc->flip_work) { /* Before declaring the flip queue wedged, check if * the hardware completed the operation behind our backs. */ - if (__intel_pageflip_stall_check(dev, crtc)) { + if (pageflip_finished(intel_crtc, intel_crtc->flip_work)) { DRM_DEBUG_DRIVER("flip queue: previous flip completed, continuing\n"); page_flip_completed(intel_crtc); } else { @@ -11583,7 +11545,7 @@ static int intel_crtc_page_flip(struct drm_crtc *crtc, return -EBUSY; } } - intel_crtc->unpin_work = work; + intel_crtc->flip_work = work; spin_unlock_irq(&dev->event_lock); if (atomic_read(&intel_crtc->unpin_work_count) >= 2) @@ -11638,6 +11600,11 @@ static int intel_crtc_page_flip(struct drm_crtc *crtc, */ if (!mmio_flip) { ret = i915_gem_object_sync(obj, engine, &request); + if (!ret && !request) { + request = i915_gem_request_alloc(engine, NULL); + ret = PTR_ERR_OR_ZERO(request); + } + if (ret) goto cleanup_pending; } @@ -11649,38 +11616,28 @@ static int intel_crtc_page_flip(struct drm_crtc *crtc, work->gtt_offset = intel_plane_obj_offset(to_intel_plane(primary), obj, 0); work->gtt_offset += intel_crtc->dspaddr_offset; + work->rotation = crtc->primary->state->rotation; if (mmio_flip) { - ret = intel_queue_mmio_flip(dev, crtc, obj); - if (ret) - goto cleanup_unpin; + INIT_WORK(&work->mmio_work, intel_mmio_flip_work_func); i915_gem_request_assign(&work->flip_queued_req, obj->last_write_req); - } else { - if (!request) { - request = i915_gem_request_alloc(engine, NULL); - if (IS_ERR(request)) { - ret = PTR_ERR(request); - goto cleanup_unpin; - } - } + schedule_work(&work->mmio_work); + } else { + i915_gem_request_assign(&work->flip_queued_req, request); ret = dev_priv->display.queue_flip(dev, crtc, fb, obj, request, page_flip_flags); if (ret) goto cleanup_unpin; - i915_gem_request_assign(&work->flip_queued_req, request); - } + intel_mark_page_flip_active(intel_crtc, work); - if (request) i915_add_request_no_flush(request); + } - work->flip_queued_vblank = drm_crtc_vblank_count(crtc); - work->enable_stall_check = true; - - i915_gem_track_fb(intel_fb_obj(work->old_fb), obj, + i915_gem_track_fb(intel_fb_obj(old_fb), obj, to_intel_plane(primary)->frontbuffer_bit); mutex_unlock(&dev->struct_mutex); @@ -11706,7 +11663,7 @@ cleanup: drm_framebuffer_unreference(work->old_fb); spin_lock_irq(&dev->event_lock); - intel_crtc->unpin_work = NULL; + intel_crtc->flip_work = NULL; spin_unlock_irq(&dev->event_lock); drm_crtc_vblank_put(crtc); @@ -11834,6 +11791,11 @@ int intel_plane_atomic_calc_changes(struct drm_crtc_state *crtc_state, * Visibility is calculated as if the crtc was on, but * after scaler setup everything depends on it being off * when the crtc isn't active. + * + * FIXME this is wrong for watermarks. Watermarks should also + * be computed as if the pipe would be active. Perhaps move + * per-plane wm computation to the .check_plane() hook, and + * only combine the results from all planes in the current place? */ if (!is_crtc_enabled) to_intel_plane_state(plane_state)->visible = visible = false; @@ -12007,7 +11969,7 @@ static int intel_crtc_atomic_check(struct drm_crtc *crtc, } } else if (dev_priv->display.compute_intermediate_wm) { if (HAS_PCH_SPLIT(dev_priv) && INTEL_GEN(dev_priv) < 9) - pipe_config->wm.intermediate = pipe_config->wm.optimal.ilk; + pipe_config->wm.ilk.intermediate = pipe_config->wm.ilk.optimal; } if (INTEL_INFO(dev)->gen >= 9) { @@ -13280,6 +13242,9 @@ static int intel_modeset_checks(struct drm_atomic_state *state) intel_state->active_crtcs |= 1 << i; else intel_state->active_crtcs &= ~(1 << i); + + if (crtc_state->active != crtc->state->active) + intel_state->active_pipe_changes |= drm_crtc_mask(crtc); } /* @@ -13316,38 +13281,16 @@ static int intel_modeset_checks(struct drm_atomic_state *state) * phase. The code here should be run after the per-crtc and per-plane 'check' * handlers to ensure that all derived state has been updated. */ -static void calc_watermark_data(struct drm_atomic_state *state) +static int calc_watermark_data(struct drm_atomic_state *state) { struct drm_device *dev = state->dev; - struct intel_atomic_state *intel_state = to_intel_atomic_state(state); - struct drm_crtc *crtc; - struct drm_crtc_state *cstate; - struct drm_plane *plane; - struct drm_plane_state *pstate; - - /* - * Calculate watermark configuration details now that derived - * plane/crtc state is all properly updated. - */ - drm_for_each_crtc(crtc, dev) { - cstate = drm_atomic_get_existing_crtc_state(state, crtc) ?: - crtc->state; - - if (cstate->active) - intel_state->wm_config.num_pipes_active++; - } - drm_for_each_legacy_plane(plane, dev) { - pstate = drm_atomic_get_existing_plane_state(state, plane) ?: - plane->state; + struct drm_i915_private *dev_priv = to_i915(dev); - if (!to_intel_plane_state(pstate)->visible) - continue; + /* Is there platform-specific watermark information to calculate? */ + if (dev_priv->display.compute_global_watermarks) + return dev_priv->display.compute_global_watermarks(state); - intel_state->wm_config.sprites_enabled = true; - if (pstate->crtc_w != pstate->src_w >> 16 || - pstate->crtc_h != pstate->src_h >> 16) - intel_state->wm_config.sprites_scaled = true; - } + return 0; } /** @@ -13377,14 +13320,13 @@ static int intel_atomic_check(struct drm_device *dev, if (crtc_state->mode.private_flags != crtc->state->mode.private_flags) crtc_state->mode_changed = true; - if (!crtc_state->enable) { - if (needs_modeset(crtc_state)) - any_ms = true; + if (!needs_modeset(crtc_state)) continue; - } - if (!needs_modeset(crtc_state)) + if (!crtc_state->enable) { + any_ms = true; continue; + } /* FIXME: For only active_changed we shouldn't need to do any * state recomputation at all. */ @@ -13394,8 +13336,11 @@ static int intel_atomic_check(struct drm_device *dev, return ret; ret = intel_modeset_pipe_config(crtc, pipe_config); - if (ret) + if (ret) { + intel_dump_pipe_config(to_intel_crtc(crtc), + pipe_config, "[failed]"); return ret; + } if (i915.fastboot && intel_pipe_config_compare(dev, @@ -13405,13 +13350,12 @@ static int intel_atomic_check(struct drm_device *dev, to_intel_crtc_state(crtc_state)->update_pipe = true; } - if (needs_modeset(crtc_state)) { + if (needs_modeset(crtc_state)) any_ms = true; - ret = drm_atomic_add_affected_planes(state, crtc); - if (ret) - return ret; - } + ret = drm_atomic_add_affected_planes(state, crtc); + if (ret) + return ret; intel_dump_pipe_config(to_intel_crtc(crtc), pipe_config, needs_modeset(crtc_state) ? @@ -13431,9 +13375,7 @@ static int intel_atomic_check(struct drm_device *dev, return ret; intel_fbc_choose_crtc(dev_priv, state); - calc_watermark_data(state); - - return 0; + return calc_watermark_data(state); } static int intel_atomic_prepare_commit(struct drm_device *dev, @@ -13495,6 +13437,16 @@ static int intel_atomic_prepare_commit(struct drm_device *dev, return ret; } +u32 intel_crtc_get_vblank_counter(struct intel_crtc *crtc) +{ + struct drm_device *dev = crtc->base.dev; + + if (!dev->max_vblank_count) + return drm_accurate_vblank_count(&crtc->base); + + return dev->driver->get_vblank_counter(dev, crtc->pipe); +} + static void intel_atomic_wait_for_vblanks(struct drm_device *dev, struct drm_i915_private *dev_priv, unsigned crtc_mask) @@ -13597,7 +13549,8 @@ static int intel_atomic_commit(struct drm_device *dev, } drm_atomic_helper_swap_state(dev, state); - dev_priv->wm.config = intel_state->wm_config; + dev_priv->wm.distrust_bios_wm = false; + dev_priv->wm.skl_results = intel_state->wm_results; intel_shared_dpll_commit(state); if (intel_state->modeset) { @@ -14006,7 +13959,7 @@ static void intel_finish_crtc_commit(struct drm_crtc *crtc, { struct intel_crtc *intel_crtc = to_intel_crtc(crtc); - intel_pipe_update_end(intel_crtc); + intel_pipe_update_end(intel_crtc, NULL); } /** @@ -15050,12 +15003,13 @@ void intel_init_display_hooks(struct drm_i915_private *dev_priv) dev_priv->display.fdi_link_train = ivb_manual_fdi_link_train; } else if (IS_HASWELL(dev_priv) || IS_BROADWELL(dev_priv)) { dev_priv->display.fdi_link_train = hsw_fdi_link_train; - if (IS_BROADWELL(dev_priv)) { - dev_priv->display.modeset_commit_cdclk = - broadwell_modeset_commit_cdclk; - dev_priv->display.modeset_calc_cdclk = - broadwell_modeset_calc_cdclk; - } + } + + if (IS_BROADWELL(dev_priv)) { + dev_priv->display.modeset_commit_cdclk = + broadwell_modeset_commit_cdclk; + dev_priv->display.modeset_calc_cdclk = + broadwell_modeset_calc_cdclk; } else if (IS_VALLEYVIEW(dev_priv) || IS_CHERRYVIEW(dev_priv)) { dev_priv->display.modeset_commit_cdclk = valleyview_modeset_commit_cdclk; @@ -15293,7 +15247,7 @@ void intel_modeset_init_hw(struct drm_device *dev) dev_priv->atomic_cdclk_freq = dev_priv->cdclk_freq; intel_init_clock_gating(dev); - intel_enable_gt_powersave(dev); + intel_enable_gt_powersave(dev_priv); } /* @@ -15363,7 +15317,6 @@ retry: } /* Write calculated watermark values back */ - to_i915(dev)->wm.config = to_intel_atomic_state(state)->wm_config; for_each_crtc_in_state(state, crtc, cstate, i) { struct intel_crtc_state *cs = to_intel_crtc_state(cstate); @@ -15461,7 +15414,6 @@ void intel_modeset_init(struct drm_device *dev) } intel_update_czclk(dev_priv); - intel_update_rawclk(dev_priv); intel_update_cdclk(dev); intel_shared_dpll_init(dev); @@ -16025,15 +15977,16 @@ retry: void intel_modeset_gem_init(struct drm_device *dev) { + struct drm_i915_private *dev_priv = to_i915(dev); struct drm_crtc *c; struct drm_i915_gem_object *obj; int ret; - intel_init_gt_powersave(dev); + intel_init_gt_powersave(dev_priv); intel_modeset_init_hw(dev); - intel_setup_overlay(dev); + intel_setup_overlay(dev_priv); /* * Make sure any fbs we allocated at startup are properly @@ -16076,7 +16029,7 @@ void intel_modeset_cleanup(struct drm_device *dev) struct drm_i915_private *dev_priv = dev->dev_private; struct intel_connector *connector; - intel_disable_gt_powersave(dev); + intel_disable_gt_powersave(dev_priv); intel_backlight_unregister(dev); @@ -16106,9 +16059,9 @@ void intel_modeset_cleanup(struct drm_device *dev) drm_mode_config_cleanup(dev); - intel_cleanup_overlay(dev); + intel_cleanup_overlay(dev_priv); - intel_cleanup_gt_powersave(dev); + intel_cleanup_gt_powersave(dev_priv); intel_teardown_gmbus(dev); } @@ -16204,9 +16157,8 @@ struct intel_display_error_state { }; struct intel_display_error_state * -intel_display_capture_error_state(struct drm_device *dev) +intel_display_capture_error_state(struct drm_i915_private *dev_priv) { - struct drm_i915_private *dev_priv = dev->dev_private; struct intel_display_error_state *error; int transcoders[] = { TRANSCODER_A, @@ -16216,14 +16168,14 @@ intel_display_capture_error_state(struct drm_device *dev) }; int i; - if (INTEL_INFO(dev)->num_pipes == 0) + if (INTEL_INFO(dev_priv)->num_pipes == 0) return NULL; error = kzalloc(sizeof(*error), GFP_ATOMIC); if (error == NULL) return NULL; - if (IS_HASWELL(dev) || IS_BROADWELL(dev)) + if (IS_HASWELL(dev_priv) || IS_BROADWELL(dev_priv)) error->power_well_driver = I915_READ(HSW_PWR_WELL_DRIVER); for_each_pipe(dev_priv, i) { @@ -16239,25 +16191,25 @@ intel_display_capture_error_state(struct drm_device *dev) error->plane[i].control = I915_READ(DSPCNTR(i)); error->plane[i].stride = I915_READ(DSPSTRIDE(i)); - if (INTEL_INFO(dev)->gen <= 3) { + if (INTEL_GEN(dev_priv) <= 3) { error->plane[i].size = I915_READ(DSPSIZE(i)); error->plane[i].pos = I915_READ(DSPPOS(i)); } - if (INTEL_INFO(dev)->gen <= 7 && !IS_HASWELL(dev)) + if (INTEL_GEN(dev_priv) <= 7 && !IS_HASWELL(dev_priv)) error->plane[i].addr = I915_READ(DSPADDR(i)); - if (INTEL_INFO(dev)->gen >= 4) { + if (INTEL_GEN(dev_priv) >= 4) { error->plane[i].surface = I915_READ(DSPSURF(i)); error->plane[i].tile_offset = I915_READ(DSPTILEOFF(i)); } error->pipe[i].source = I915_READ(PIPESRC(i)); - if (HAS_GMCH_DISPLAY(dev)) + if (HAS_GMCH_DISPLAY(dev_priv)) error->pipe[i].stat = I915_READ(PIPESTAT(i)); } /* Note: this does not include DSI transcoders. */ - error->num_transcoders = INTEL_INFO(dev)->num_pipes; + error->num_transcoders = INTEL_INFO(dev_priv)->num_pipes; if (HAS_DDI(dev_priv)) error->num_transcoders++; /* Account for eDP. */