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author | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-06-19 21:00:37 +0000 |
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committer | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-06-19 21:00:37 +0000 |
commit | 94ac2ab3fff96814d7460a27a0e9d004abbd4128 (patch) | |
tree | 9a4eb8cc234b540b0f4b93363109cdd37a20540b /drivers/gpu/drm/i915/display/i9xx_wm.c | |
parent | Adding debian version 6.8.12-1. (diff) | |
download | linux-94ac2ab3fff96814d7460a27a0e9d004abbd4128.tar.xz linux-94ac2ab3fff96814d7460a27a0e9d004abbd4128.zip |
Merging upstream version 6.9.2.
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 'drivers/gpu/drm/i915/display/i9xx_wm.c')
-rw-r--r-- | drivers/gpu/drm/i915/display/i9xx_wm.c | 81 |
1 files changed, 42 insertions, 39 deletions
diff --git a/drivers/gpu/drm/i915/display/i9xx_wm.c b/drivers/gpu/drm/i915/display/i9xx_wm.c index 11ca9572e8..628e7192eb 100644 --- a/drivers/gpu/drm/i915/display/i9xx_wm.c +++ b/drivers/gpu/drm/i915/display/i9xx_wm.c @@ -70,26 +70,25 @@ static const struct cxsr_latency cxsr_latency_table[] = { {0, 1, 400, 800, 6042, 36042, 6584, 36584}, /* DDR3-800 SC */ }; -static const struct cxsr_latency *intel_get_cxsr_latency(bool is_desktop, - bool is_ddr3, - int fsb, - int mem) +static const struct cxsr_latency *intel_get_cxsr_latency(struct drm_i915_private *i915) { - const struct cxsr_latency *latency; int i; - if (fsb == 0 || mem == 0) + if (i915->fsb_freq == 0 || i915->mem_freq == 0) return NULL; for (i = 0; i < ARRAY_SIZE(cxsr_latency_table); i++) { - latency = &cxsr_latency_table[i]; + const struct cxsr_latency *latency = &cxsr_latency_table[i]; + bool is_desktop = !IS_MOBILE(i915); + if (is_desktop == latency->is_desktop && - is_ddr3 == latency->is_ddr3 && - fsb == latency->fsb_freq && mem == latency->mem_freq) + i915->is_ddr3 == latency->is_ddr3 && + i915->fsb_freq == latency->fsb_freq && + i915->mem_freq == latency->mem_freq) return latency; } - DRM_DEBUG_KMS("Unknown FSB/MEM found, disable CxSR\n"); + drm_dbg_kms(&i915->drm, "Unknown FSB/MEM found, disable CxSR\n"); return NULL; } @@ -525,6 +524,7 @@ static unsigned int intel_wm_method2(unsigned int pixel_rate, /** * intel_calculate_wm - calculate watermark level + * @i915: the device * @pixel_rate: pixel clock * @wm: chip FIFO params * @fifo_size: size of the FIFO buffer @@ -542,7 +542,8 @@ static unsigned int intel_wm_method2(unsigned int pixel_rate, * past the watermark point. If the FIFO drains completely, a FIFO underrun * will occur, and a display engine hang could result. */ -static unsigned int intel_calculate_wm(int pixel_rate, +static unsigned int intel_calculate_wm(struct drm_i915_private *i915, + int pixel_rate, const struct intel_watermark_params *wm, int fifo_size, int cpp, unsigned int latency_ns) @@ -559,10 +560,10 @@ static unsigned int intel_calculate_wm(int pixel_rate, latency_ns / 100); entries = DIV_ROUND_UP(entries, wm->cacheline_size) + wm->guard_size; - DRM_DEBUG_KMS("FIFO entries required for mode: %d\n", entries); + drm_dbg_kms(&i915->drm, "FIFO entries required for mode: %d\n", entries); wm_size = fifo_size - entries; - DRM_DEBUG_KMS("FIFO watermark level: %d\n", wm_size); + drm_dbg_kms(&i915->drm, "FIFO watermark level: %d\n", wm_size); /* Don't promote wm_size to unsigned... */ if (wm_size > wm->max_wm) @@ -634,10 +635,7 @@ static void pnv_update_wm(struct drm_i915_private *dev_priv) u32 reg; unsigned int wm; - latency = intel_get_cxsr_latency(!IS_MOBILE(dev_priv), - dev_priv->is_ddr3, - dev_priv->fsb_freq, - dev_priv->mem_freq); + latency = intel_get_cxsr_latency(dev_priv); if (!latency) { drm_dbg_kms(&dev_priv->drm, "Unknown FSB/MEM found, disable CxSR\n"); @@ -653,7 +651,8 @@ static void pnv_update_wm(struct drm_i915_private *dev_priv) int cpp = fb->format->cpp[0]; /* Display SR */ - wm = intel_calculate_wm(pixel_rate, &pnv_display_wm, + wm = intel_calculate_wm(dev_priv, pixel_rate, + &pnv_display_wm, pnv_display_wm.fifo_size, cpp, latency->display_sr); reg = intel_uncore_read(&dev_priv->uncore, DSPFW1); @@ -663,20 +662,23 @@ static void pnv_update_wm(struct drm_i915_private *dev_priv) drm_dbg_kms(&dev_priv->drm, "DSPFW1 register is %x\n", reg); /* cursor SR */ - wm = intel_calculate_wm(pixel_rate, &pnv_cursor_wm, + wm = intel_calculate_wm(dev_priv, pixel_rate, + &pnv_cursor_wm, pnv_display_wm.fifo_size, 4, latency->cursor_sr); intel_uncore_rmw(&dev_priv->uncore, DSPFW3, DSPFW_CURSOR_SR_MASK, FW_WM(wm, CURSOR_SR)); /* Display HPLL off SR */ - wm = intel_calculate_wm(pixel_rate, &pnv_display_hplloff_wm, + wm = intel_calculate_wm(dev_priv, pixel_rate, + &pnv_display_hplloff_wm, pnv_display_hplloff_wm.fifo_size, cpp, latency->display_hpll_disable); intel_uncore_rmw(&dev_priv->uncore, DSPFW3, DSPFW_HPLL_SR_MASK, FW_WM(wm, HPLL_SR)); /* cursor HPLL off SR */ - wm = intel_calculate_wm(pixel_rate, &pnv_cursor_hplloff_wm, + wm = intel_calculate_wm(dev_priv, pixel_rate, + &pnv_cursor_hplloff_wm, pnv_display_hplloff_wm.fifo_size, 4, latency->cursor_hpll_disable); reg = intel_uncore_read(&dev_priv->uncore, DSPFW3); @@ -2124,7 +2126,7 @@ static void i9xx_update_wm(struct drm_i915_private *dev_priv) else cpp = fb->format->cpp[0]; - planea_wm = intel_calculate_wm(crtc->config->pixel_rate, + planea_wm = intel_calculate_wm(dev_priv, crtc->config->pixel_rate, wm_info, fifo_size, cpp, pessimal_latency_ns); } else { @@ -2151,7 +2153,7 @@ static void i9xx_update_wm(struct drm_i915_private *dev_priv) else cpp = fb->format->cpp[0]; - planeb_wm = intel_calculate_wm(crtc->config->pixel_rate, + planeb_wm = intel_calculate_wm(dev_priv, crtc->config->pixel_rate, wm_info, fifo_size, cpp, pessimal_latency_ns); } else { @@ -2245,7 +2247,7 @@ static void i845_update_wm(struct drm_i915_private *dev_priv) if (crtc == NULL) return; - planea_wm = intel_calculate_wm(crtc->config->pixel_rate, + planea_wm = intel_calculate_wm(dev_priv, crtc->config->pixel_rate, &i845_wm_info, i845_get_fifo_size(dev_priv, PLANE_A), 4, pessimal_latency_ns); @@ -2531,7 +2533,8 @@ static void ilk_compute_wm_reg_maximums(const struct drm_i915_private *dev_priv, max->fbc = ilk_fbc_wm_reg_max(dev_priv); } -static bool ilk_validate_wm_level(int level, +static bool ilk_validate_wm_level(struct drm_i915_private *i915, + int level, const struct ilk_wm_maximums *max, struct intel_wm_level *result) { @@ -2554,14 +2557,17 @@ static bool ilk_validate_wm_level(int level, */ if (level == 0 && !result->enable) { if (result->pri_val > max->pri) - DRM_DEBUG_KMS("Primary WM%d too large %u (max %u)\n", - level, result->pri_val, max->pri); + drm_dbg_kms(&i915->drm, + "Primary WM%d too large %u (max %u)\n", + level, result->pri_val, max->pri); if (result->spr_val > max->spr) - DRM_DEBUG_KMS("Sprite WM%d too large %u (max %u)\n", - level, result->spr_val, max->spr); + drm_dbg_kms(&i915->drm, + "Sprite WM%d too large %u (max %u)\n", + level, result->spr_val, max->spr); if (result->cur_val > max->cur) - DRM_DEBUG_KMS("Cursor WM%d too large %u (max %u)\n", - level, result->cur_val, max->cur); + drm_dbg_kms(&i915->drm, + "Cursor WM%d too large %u (max %u)\n", + level, result->cur_val, max->cur); result->pri_val = min_t(u32, result->pri_val, max->pri); result->spr_val = min_t(u32, result->spr_val, max->spr); @@ -2761,7 +2767,7 @@ static void ilk_setup_wm_latency(struct drm_i915_private *dev_priv) } } -static bool ilk_validate_pipe_wm(const struct drm_i915_private *dev_priv, +static bool ilk_validate_pipe_wm(struct drm_i915_private *dev_priv, struct intel_pipe_wm *pipe_wm) { /* LP0 watermark maximums depend on this pipe alone */ @@ -2776,7 +2782,7 @@ static bool ilk_validate_pipe_wm(const struct drm_i915_private *dev_priv, ilk_compute_wm_maximums(dev_priv, 0, &config, INTEL_DDB_PART_1_2, &max); /* At least LP0 must be valid */ - if (!ilk_validate_wm_level(0, &max, &pipe_wm->wm[0])) { + if (!ilk_validate_wm_level(dev_priv, 0, &max, &pipe_wm->wm[0])) { drm_dbg_kms(&dev_priv->drm, "LP0 watermark invalid\n"); return false; } @@ -2845,7 +2851,7 @@ static int ilk_compute_pipe_wm(struct intel_atomic_state *state, * register maximums since such watermarks are * always invalid. */ - if (!ilk_validate_wm_level(level, &max, wm)) { + if (!ilk_validate_wm_level(dev_priv, level, &max, wm)) { memset(wm, 0, sizeof(*wm)); break; } @@ -2976,7 +2982,7 @@ static void ilk_wm_merge(struct drm_i915_private *dev_priv, if (level > last_enabled_level) wm->enable = false; - else if (!ilk_validate_wm_level(level, max, wm)) + else if (!ilk_validate_wm_level(dev_priv, level, max, wm)) /* make sure all following levels get disabled */ last_enabled_level = level - 1; @@ -4016,10 +4022,7 @@ void i9xx_wm_init(struct drm_i915_private *dev_priv) g4x_setup_wm_latency(dev_priv); dev_priv->display.funcs.wm = &g4x_wm_funcs; } else if (IS_PINEVIEW(dev_priv)) { - if (!intel_get_cxsr_latency(!IS_MOBILE(dev_priv), - dev_priv->is_ddr3, - dev_priv->fsb_freq, - dev_priv->mem_freq)) { + if (!intel_get_cxsr_latency(dev_priv)) { drm_info(&dev_priv->drm, "failed to find known CxSR latency " "(found ddr%s fsb freq %d, mem freq %d), " |