diff options
| -rw-r--r-- | drivers/gpu/drm/msm/hdmi/hdmi_connector.c | 2 | ||||
| -rw-r--r-- | drivers/gpu/drm/msm/mdp/mdp4/mdp4_crtc.c | 60 | ||||
| -rw-r--r-- | drivers/gpu/drm/msm/mdp/mdp4/mdp4_dtv_encoder.c | 119 | ||||
| -rw-r--r-- | drivers/gpu/drm/msm/mdp/mdp4/mdp4_kms.c | 34 | ||||
| -rw-r--r-- | drivers/gpu/drm/msm/mdp/mdp4/mdp4_lcdc_encoder.c | 154 | ||||
| -rw-r--r-- | drivers/gpu/drm/msm/mdp/mdp4/mdp4_lvds_connector.c | 2 | ||||
| -rw-r--r-- | drivers/gpu/drm/msm/mdp/mdp5/mdp5_crtc.c | 61 | ||||
| -rw-r--r-- | drivers/gpu/drm/msm/mdp/mdp5/mdp5_encoder.c | 89 | ||||
| -rw-r--r-- | drivers/gpu/drm/msm/mdp/mdp5/mdp5_kms.c | 14 | ||||
| -rw-r--r-- | drivers/gpu/drm/msm/msm_atomic.c | 25 | ||||
| -rw-r--r-- | drivers/gpu/drm/msm/msm_fbdev.c | 3 | ||||
| -rw-r--r-- | drivers/gpu/drm/msm/msm_kms.h | 3 |
12 files changed, 303 insertions, 263 deletions
diff --git a/drivers/gpu/drm/msm/hdmi/hdmi_connector.c b/drivers/gpu/drm/msm/hdmi/hdmi_connector.c index b4e70e0e3cfa..6bd38c73c6f7 100644 --- a/drivers/gpu/drm/msm/hdmi/hdmi_connector.c +++ b/drivers/gpu/drm/msm/hdmi/hdmi_connector.c @@ -386,7 +386,7 @@ hdmi_connector_best_encoder(struct drm_connector *connector) } static const struct drm_connector_funcs hdmi_connector_funcs = { - .dpms = drm_helper_connector_dpms, + .dpms = drm_atomic_helper_connector_dpms, .detect = hdmi_connector_detect, .fill_modes = drm_helper_probe_single_connector_modes, .destroy = hdmi_connector_destroy, diff --git a/drivers/gpu/drm/msm/mdp/mdp4/mdp4_crtc.c b/drivers/gpu/drm/msm/mdp/mdp4/mdp4_crtc.c index 67b42a43a1b1..73afa21822b4 100644 --- a/drivers/gpu/drm/msm/mdp/mdp4/mdp4_crtc.c +++ b/drivers/gpu/drm/msm/mdp/mdp4/mdp4_crtc.c @@ -140,26 +140,6 @@ static void mdp4_crtc_destroy(struct drm_crtc *crtc) kfree(mdp4_crtc); } -static void mdp4_crtc_dpms(struct drm_crtc *crtc, int mode) -{ - struct mdp4_crtc *mdp4_crtc = to_mdp4_crtc(crtc); - struct mdp4_kms *mdp4_kms = get_kms(crtc); - bool enabled = (mode == DRM_MODE_DPMS_ON); - - DBG("%s: mode=%d", mdp4_crtc->name, mode); - - if (enabled != mdp4_crtc->enabled) { - if (enabled) { - mdp4_enable(mdp4_kms); - mdp_irq_register(&mdp4_kms->base, &mdp4_crtc->err); - } else { - mdp_irq_unregister(&mdp4_kms->base, &mdp4_crtc->err); - mdp4_disable(mdp4_kms); - } - mdp4_crtc->enabled = enabled; - } -} - static bool mdp4_crtc_mode_fixup(struct drm_crtc *crtc, const struct drm_display_mode *mode, struct drm_display_mode *adjusted_mode) @@ -304,23 +284,38 @@ static void mdp4_crtc_mode_set_nofb(struct drm_crtc *crtc) } } -static void mdp4_crtc_prepare(struct drm_crtc *crtc) +static void mdp4_crtc_disable(struct drm_crtc *crtc) { struct mdp4_crtc *mdp4_crtc = to_mdp4_crtc(crtc); + struct mdp4_kms *mdp4_kms = get_kms(crtc); + DBG("%s", mdp4_crtc->name); - /* make sure we hold a ref to mdp clks while setting up mode: */ - drm_crtc_vblank_get(crtc); - mdp4_enable(get_kms(crtc)); - mdp4_crtc_dpms(crtc, DRM_MODE_DPMS_OFF); + + if (WARN_ON(!mdp4_crtc->enabled)) + return; + + mdp_irq_unregister(&mdp4_kms->base, &mdp4_crtc->err); + mdp4_disable(mdp4_kms); + + mdp4_crtc->enabled = false; } -static void mdp4_crtc_commit(struct drm_crtc *crtc) +static void mdp4_crtc_enable(struct drm_crtc *crtc) { - mdp4_crtc_dpms(crtc, DRM_MODE_DPMS_ON); + struct mdp4_crtc *mdp4_crtc = to_mdp4_crtc(crtc); + struct mdp4_kms *mdp4_kms = get_kms(crtc); + + DBG("%s", mdp4_crtc->name); + + if (WARN_ON(mdp4_crtc->enabled)) + return; + + mdp4_enable(mdp4_kms); + mdp_irq_register(&mdp4_kms->base, &mdp4_crtc->err); + crtc_flush(crtc); - /* drop the ref to mdp clk's that we got in prepare: */ - mdp4_disable(get_kms(crtc)); - drm_crtc_vblank_put(crtc); + + mdp4_crtc->enabled = true; } static int mdp4_crtc_atomic_check(struct drm_crtc *crtc, @@ -504,11 +499,10 @@ static const struct drm_crtc_funcs mdp4_crtc_funcs = { }; static const struct drm_crtc_helper_funcs mdp4_crtc_helper_funcs = { - .dpms = mdp4_crtc_dpms, .mode_fixup = mdp4_crtc_mode_fixup, .mode_set_nofb = mdp4_crtc_mode_set_nofb, - .prepare = mdp4_crtc_prepare, - .commit = mdp4_crtc_commit, + .disable = mdp4_crtc_disable, + .enable = mdp4_crtc_enable, .atomic_check = mdp4_crtc_atomic_check, .atomic_begin = mdp4_crtc_atomic_begin, .atomic_flush = mdp4_crtc_atomic_flush, diff --git a/drivers/gpu/drm/msm/mdp/mdp4/mdp4_dtv_encoder.c b/drivers/gpu/drm/msm/mdp/mdp4/mdp4_dtv_encoder.c index c3878420180b..7896323b2631 100644 --- a/drivers/gpu/drm/msm/mdp/mdp4/mdp4_dtv_encoder.c +++ b/drivers/gpu/drm/msm/mdp/mdp4/mdp4_dtv_encoder.c @@ -94,61 +94,6 @@ static const struct drm_encoder_funcs mdp4_dtv_encoder_funcs = { .destroy = mdp4_dtv_encoder_destroy, }; -static void mdp4_dtv_encoder_dpms(struct drm_encoder *encoder, int mode) -{ - struct drm_device *dev = encoder->dev; - struct mdp4_dtv_encoder *mdp4_dtv_encoder = to_mdp4_dtv_encoder(encoder); - struct mdp4_kms *mdp4_kms = get_kms(encoder); - bool enabled = (mode == DRM_MODE_DPMS_ON); - - DBG("mode=%d", mode); - - if (enabled == mdp4_dtv_encoder->enabled) - return; - - if (enabled) { - unsigned long pc = mdp4_dtv_encoder->pixclock; - int ret; - - bs_set(mdp4_dtv_encoder, 1); - - DBG("setting src_clk=%lu", pc); - - ret = clk_set_rate(mdp4_dtv_encoder->src_clk, pc); - if (ret) - dev_err(dev->dev, "failed to set src_clk to %lu: %d\n", pc, ret); - clk_prepare_enable(mdp4_dtv_encoder->src_clk); - ret = clk_prepare_enable(mdp4_dtv_encoder->hdmi_clk); - if (ret) - dev_err(dev->dev, "failed to enable hdmi_clk: %d\n", ret); - ret = clk_prepare_enable(mdp4_dtv_encoder->mdp_clk); - if (ret) - dev_err(dev->dev, "failed to enabled mdp_clk: %d\n", ret); - - mdp4_write(mdp4_kms, REG_MDP4_DTV_ENABLE, 1); - } else { - mdp4_write(mdp4_kms, REG_MDP4_DTV_ENABLE, 0); - - /* - * Wait for a vsync so we know the ENABLE=0 latched before - * the (connector) source of the vsync's gets disabled, - * otherwise we end up in a funny state if we re-enable - * before the disable latches, which results that some of - * the settings changes for the new modeset (like new - * scanout buffer) don't latch properly.. - */ - mdp_irq_wait(&mdp4_kms->base, MDP4_IRQ_EXTERNAL_VSYNC); - - clk_disable_unprepare(mdp4_dtv_encoder->src_clk); - clk_disable_unprepare(mdp4_dtv_encoder->hdmi_clk); - clk_disable_unprepare(mdp4_dtv_encoder->mdp_clk); - - bs_set(mdp4_dtv_encoder, 0); - } - - mdp4_dtv_encoder->enabled = enabled; -} - static bool mdp4_dtv_encoder_mode_fixup(struct drm_encoder *encoder, const struct drm_display_mode *mode, struct drm_display_mode *adjusted_mode) @@ -221,28 +166,78 @@ static void mdp4_dtv_encoder_mode_set(struct drm_encoder *encoder, mdp4_write(mdp4_kms, REG_MDP4_DTV_ACTIVE_VEND, 0); } -static void mdp4_dtv_encoder_prepare(struct drm_encoder *encoder) +static void mdp4_dtv_encoder_disable(struct drm_encoder *encoder) { - mdp4_dtv_encoder_dpms(encoder, DRM_MODE_DPMS_OFF); + struct mdp4_dtv_encoder *mdp4_dtv_encoder = to_mdp4_dtv_encoder(encoder); + struct mdp4_kms *mdp4_kms = get_kms(encoder); + + if (WARN_ON(!mdp4_dtv_encoder->enabled)) + return; + + mdp4_write(mdp4_kms, REG_MDP4_DTV_ENABLE, 0); + + /* + * Wait for a vsync so we know the ENABLE=0 latched before + * the (connector) source of the vsync's gets disabled, + * otherwise we end up in a funny state if we re-enable + * before the disable latches, which results that some of + * the settings changes for the new modeset (like new + * scanout buffer) don't latch properly.. + */ + mdp_irq_wait(&mdp4_kms->base, MDP4_IRQ_EXTERNAL_VSYNC); + + clk_disable_unprepare(mdp4_dtv_encoder->src_clk); + clk_disable_unprepare(mdp4_dtv_encoder->hdmi_clk); + clk_disable_unprepare(mdp4_dtv_encoder->mdp_clk); + + bs_set(mdp4_dtv_encoder, 0); + + mdp4_dtv_encoder->enabled = false; } -static void mdp4_dtv_encoder_commit(struct drm_encoder *encoder) +static void mdp4_dtv_encoder_enable(struct drm_encoder *encoder) { + struct drm_device *dev = encoder->dev; + struct mdp4_dtv_encoder *mdp4_dtv_encoder = to_mdp4_dtv_encoder(encoder); + struct mdp4_kms *mdp4_kms = get_kms(encoder); + unsigned long pc = mdp4_dtv_encoder->pixclock; + int ret; + + if (WARN_ON(mdp4_dtv_encoder->enabled)) + return; + mdp4_crtc_set_config(encoder->crtc, MDP4_DMA_CONFIG_R_BPC(BPC8) | MDP4_DMA_CONFIG_G_BPC(BPC8) | MDP4_DMA_CONFIG_B_BPC(BPC8) | MDP4_DMA_CONFIG_PACK(0x21)); mdp4_crtc_set_intf(encoder->crtc, INTF_LCDC_DTV, 1); - mdp4_dtv_encoder_dpms(encoder, DRM_MODE_DPMS_ON); + + bs_set(mdp4_dtv_encoder, 1); + + DBG("setting src_clk=%lu", pc); + + ret = clk_set_rate(mdp4_dtv_encoder->src_clk, pc); + if (ret) + dev_err(dev->dev, "failed to set src_clk to %lu: %d\n", pc, ret); + clk_prepare_enable(mdp4_dtv_encoder->src_clk); + ret = clk_prepare_enable(mdp4_dtv_encoder->hdmi_clk); + if (ret) + dev_err(dev->dev, "failed to enable hdmi_clk: %d\n", ret); + ret = clk_prepare_enable(mdp4_dtv_encoder->mdp_clk); + if (ret) + dev_err(dev->dev, "failed to enabled mdp_clk: %d\n", ret); + + mdp4_write(mdp4_kms, REG_MDP4_DTV_ENABLE, 1); + + mdp4_dtv_encoder->enabled = true; } static const struct drm_encoder_helper_funcs mdp4_dtv_encoder_helper_funcs = { - .dpms = mdp4_dtv_encoder_dpms, .mode_fixup = mdp4_dtv_encoder_mode_fixup, .mode_set = mdp4_dtv_encoder_mode_set, - .prepare = mdp4_dtv_encoder_prepare, - .commit = mdp4_dtv_encoder_commit, + .enable = mdp4_dtv_encoder_enable, + .disable = mdp4_dtv_encoder_disable, }; long mdp4_dtv_round_pixclk(struct drm_encoder *encoder, unsigned long rate) diff --git a/drivers/gpu/drm/msm/mdp/mdp4/mdp4_kms.c b/drivers/gpu/drm/msm/mdp/mdp4/mdp4_kms.c index a62109e4ae0d..d847b9436194 100644 --- a/drivers/gpu/drm/msm/mdp/mdp4/mdp4_kms.c +++ b/drivers/gpu/drm/msm/mdp/mdp4/mdp4_kms.c @@ -125,6 +125,38 @@ out: return ret; } +static void mdp4_prepare_commit(struct msm_kms *kms, struct drm_atomic_state *state) +{ + struct mdp4_kms *mdp4_kms = to_mdp4_kms(to_mdp_kms(kms)); + int i, ncrtcs = state->dev->mode_config.num_crtc; + + mdp4_enable(mdp4_kms); + + /* see 119ecb7fd */ + for (i = 0; i < ncrtcs; i++) { + struct drm_crtc *crtc = state->crtcs[i]; + if (!crtc) + continue; + drm_crtc_vblank_get(crtc); + } +} + +static void mdp4_complete_commit(struct msm_kms *kms, struct drm_atomic_state *state) +{ + struct mdp4_kms *mdp4_kms = to_mdp4_kms(to_mdp_kms(kms)); + int i, ncrtcs = state->dev->mode_config.num_crtc; + + /* see 119ecb7fd */ + for (i = 0; i < ncrtcs; i++) { + struct drm_crtc *crtc = state->crtcs[i]; + if (!crtc) + continue; + drm_crtc_vblank_put(crtc); + } + + mdp4_disable(mdp4_kms); +} + static long mdp4_round_pixclk(struct msm_kms *kms, unsigned long rate, struct drm_encoder *encoder) { @@ -161,6 +193,8 @@ static const struct mdp_kms_funcs kms_funcs = { .irq = mdp4_irq, .enable_vblank = mdp4_enable_vblank, .disable_vblank = mdp4_disable_vblank, + .prepare_commit = mdp4_prepare_commit, + .complete_commit = mdp4_complete_commit, .get_format = mdp_get_format, .round_pixclk = mdp4_round_pixclk, .preclose = mdp4_preclose, diff --git a/drivers/gpu/drm/msm/mdp/mdp4/mdp4_lcdc_encoder.c b/drivers/gpu/drm/msm/mdp/mdp4/mdp4_lcdc_encoder.c index 41f6436754fc..60ec8222c9f6 100644 --- a/drivers/gpu/drm/msm/mdp/mdp4/mdp4_lcdc_encoder.c +++ b/drivers/gpu/drm/msm/mdp/mdp4/mdp4_lcdc_encoder.c @@ -259,77 +259,6 @@ static void setup_phy(struct drm_encoder *encoder) mdp4_write(mdp4_kms, REG_MDP4_LVDS_PHY_CFG0, lvds_phy_cfg0); } -static void mdp4_lcdc_encoder_dpms(struct drm_encoder *encoder, int mode) -{ - struct drm_device *dev = encoder->dev; - struct mdp4_lcdc_encoder *mdp4_lcdc_encoder = - to_mdp4_lcdc_encoder(encoder); - struct mdp4_kms *mdp4_kms = get_kms(encoder); - struct drm_panel *panel = mdp4_lcdc_encoder->panel; - bool enabled = (mode == DRM_MODE_DPMS_ON); - int i, ret; - - DBG("mode=%d", mode); - - if (enabled == mdp4_lcdc_encoder->enabled) - return; - - if (enabled) { - unsigned long pc = mdp4_lcdc_encoder->pixclock; - int ret; - - bs_set(mdp4_lcdc_encoder, 1); - - for (i = 0; i < ARRAY_SIZE(mdp4_lcdc_encoder->regs); i++) { - ret = regulator_enable(mdp4_lcdc_encoder->regs[i]); - if (ret) - dev_err(dev->dev, "failed to enable regulator: %d\n", ret); - } - - DBG("setting lcdc_clk=%lu", pc); - ret = clk_set_rate(mdp4_lcdc_encoder->lcdc_clk, pc); - if (ret) - dev_err(dev->dev, "failed to configure lcdc_clk: %d\n", ret); - ret = clk_prepare_enable(mdp4_lcdc_encoder->lcdc_clk); - if (ret) - dev_err(dev->dev, "failed to enable lcdc_clk: %d\n", ret); - - if (panel) - drm_panel_enable(panel); - - setup_phy(encoder); - - mdp4_write(mdp4_kms, REG_MDP4_LCDC_ENABLE, 1); - } else { - mdp4_write(mdp4_kms, REG_MDP4_LCDC_ENABLE, 0); - - if (panel) - drm_panel_disable(panel); - - /* - * Wait for a vsync so we know the ENABLE=0 latched before - * the (connector) source of the vsync's gets disabled, - * otherwise we end up in a funny state if we re-enable - * before the disable latches, which results that some of - * the settings changes for the new modeset (like new - * scanout buffer) don't latch properly.. - */ - mdp_irq_wait(&mdp4_kms->base, MDP4_IRQ_PRIMARY_VSYNC); - - clk_disable_unprepare(mdp4_lcdc_encoder->lcdc_clk); - - for (i = 0; i < ARRAY_SIZE(mdp4_lcdc_encoder->regs); i++) { - ret = regulator_disable(mdp4_lcdc_encoder->regs[i]); - if (ret) - dev_err(dev->dev, "failed to disable regulator: %d\n", ret); - } - - bs_set(mdp4_lcdc_encoder, 0); - } - - mdp4_lcdc_encoder->enabled = enabled; -} - static bool mdp4_lcdc_encoder_mode_fixup(struct drm_encoder *encoder, const struct drm_display_mode *mode, struct drm_display_mode *adjusted_mode) @@ -403,13 +332,59 @@ static void mdp4_lcdc_encoder_mode_set(struct drm_encoder *encoder, mdp4_write(mdp4_kms, REG_MDP4_LCDC_ACTIVE_VEND, 0); } -static void mdp4_lcdc_encoder_prepare(struct drm_encoder *encoder) +static void mdp4_lcdc_encoder_disable(struct drm_encoder *encoder) { - mdp4_lcdc_encoder_dpms(encoder, DRM_MODE_DPMS_OFF); + struct drm_device *dev = encoder->dev; + struct mdp4_lcdc_encoder *mdp4_lcdc_encoder = + to_mdp4_lcdc_encoder(encoder); + struct mdp4_kms *mdp4_kms = get_kms(encoder); + struct drm_panel *panel = mdp4_lcdc_encoder->panel; + int i, ret; + + if (WARN_ON(!mdp4_lcdc_encoder->enabled)) + return; + + mdp4_write(mdp4_kms, REG_MDP4_LCDC_ENABLE, 0); + + if (panel) + drm_panel_disable(panel); + + /* + * Wait for a vsync so we know the ENABLE=0 latched before + * the (connector) source of the vsync's gets disabled, + * otherwise we end up in a funny state if we re-enable + * before the disable latches, which results that some of + * the settings changes for the new modeset (like new + * scanout buffer) don't latch properly.. + */ + mdp_irq_wait(&mdp4_kms->base, MDP4_IRQ_PRIMARY_VSYNC); + + clk_disable_unprepare(mdp4_lcdc_encoder->lcdc_clk); + + for (i = 0; i < ARRAY_SIZE(mdp4_lcdc_encoder->regs); i++) { + ret = regulator_disable(mdp4_lcdc_encoder->regs[i]); + if (ret) + dev_err(dev->dev, "failed to disable regulator: %d\n", ret); + } + + bs_set(mdp4_lcdc_encoder, 0); + + mdp4_lcdc_encoder->enabled = false; } -static void mdp4_lcdc_encoder_commit(struct drm_encoder *encoder) +static void mdp4_lcdc_encoder_enable(struct drm_encoder *encoder) { + struct drm_device *dev = encoder->dev; + struct mdp4_lcdc_encoder *mdp4_lcdc_encoder = + to_mdp4_lcdc_encoder(encoder); + unsigned long pc = mdp4_lcdc_encoder->pixclock; + struct mdp4_kms *mdp4_kms = get_kms(encoder); + struct drm_panel *panel = mdp4_lcdc_encoder->panel; + int i, ret; + + if (WARN_ON(mdp4_lcdc_encoder->enabled)) + return; + /* TODO: hard-coded for 18bpp: */ mdp4_crtc_set_config(encoder->crtc, MDP4_DMA_CONFIG_R_BPC(BPC6) | @@ -420,15 +395,38 @@ static void mdp4_lcdc_encoder_commit(struct drm_encoder *encoder) MDP4_DMA_CONFIG_DEFLKR_EN | MDP4_DMA_CONFIG_DITHER_EN); mdp4_crtc_set_intf(encoder->crtc, INTF_LCDC_DTV, 0); - mdp4_lcdc_encoder_dpms(encoder, DRM_MODE_DPMS_ON); + + bs_set(mdp4_lcdc_encoder, 1); + + for (i = 0; i < ARRAY_SIZE(mdp4_lcdc_encoder->regs); i++) { + ret = regulator_enable(mdp4_lcdc_encoder->regs[i]); + if (ret) + dev_err(dev->dev, "failed to enable regulator: %d\n", ret); + } + + DBG("setting lcdc_clk=%lu", pc); + ret = clk_set_rate(mdp4_lcdc_encoder->lcdc_clk, pc); + if (ret) + dev_err(dev->dev, "failed to configure lcdc_clk: %d\n", ret); + ret = clk_prepare_enable(mdp4_lcdc_encoder->lcdc_clk); + if (ret) + dev_err(dev->dev, "failed to enable lcdc_clk: %d\n", ret); + + if (panel) + drm_panel_enable(panel); + + setup_phy(encoder); + + mdp4_write(mdp4_kms, REG_MDP4_LCDC_ENABLE, 1); + + mdp4_lcdc_encoder->enabled = true; } static const struct drm_encoder_helper_funcs mdp4_lcdc_encoder_helper_funcs = { - .dpms = mdp4_lcdc_encoder_dpms, .mode_fixup = mdp4_lcdc_encoder_mode_fixup, .mode_set = mdp4_lcdc_encoder_mode_set, - .prepare = mdp4_lcdc_encoder_prepare, - .commit = mdp4_lcdc_encoder_commit, + .disable = mdp4_lcdc_encoder_disable, + .enable = mdp4_lcdc_encoder_enable, }; long mdp4_lcdc_round_pixclk(struct drm_encoder *encoder, unsigned long rate) diff --git a/drivers/gpu/drm/msm/mdp/mdp4/mdp4_lvds_connector.c b/drivers/gpu/drm/msm/mdp/mdp4/mdp4_lvds_connector.c index 4ddc28e1275b..921185133d38 100644 --- a/drivers/gpu/drm/msm/mdp/mdp4/mdp4_lvds_connector.c +++ b/drivers/gpu/drm/msm/mdp/mdp4/mdp4_lvds_connector.c @@ -94,7 +94,7 @@ mdp4_lvds_connector_best_encoder(struct drm_connector *connector) } static const struct drm_connector_funcs mdp4_lvds_connector_funcs = { - .dpms = drm_helper_connector_dpms, + .dpms = drm_atomic_helper_connector_dpms, .detect = mdp4_lvds_connector_detect, .fill_modes = drm_helper_probe_single_connector_modes, .destroy = mdp4_lvds_connector_destroy, diff --git a/drivers/gpu/drm/msm/mdp/mdp5/mdp5_crtc.c b/drivers/gpu/drm/msm/mdp/mdp5/mdp5_crtc.c index 47f101d2f9fa..7416cae60479 100644 --- a/drivers/gpu/drm/msm/mdp/mdp5/mdp5_crtc.c +++ b/drivers/gpu/drm/msm/mdp/mdp5/mdp5_crtc.c @@ -138,28 +138,6 @@ static void mdp5_crtc_destroy(struct drm_crtc *crtc) kfree(mdp5_crtc); } -static void mdp5_crtc_dpms(struct drm_crtc *crtc, int mode) -{ - struct mdp5_crtc *mdp5_crtc = to_mdp5_crtc(crtc); - struct mdp5_kms *mdp5_kms = get_kms(crtc); - bool enabled = (mode == DRM_MODE_DPMS_ON); - - DBG("%s: mode=%d", mdp5_crtc->name, mode); - - if (enabled != mdp5_crtc->enabled) { - if (enabled) { - mdp5_enable(mdp5_kms); - mdp_irq_register(&mdp5_kms->base, &mdp5_crtc->err); - } else { - /* set STAGE_UNUSED for all layers */ - mdp5_ctl_blend(mdp5_crtc->ctl, mdp5_crtc->lm, 0x00000000); - mdp_irq_unregister(&mdp5_kms->base, &mdp5_crtc->err); - mdp5_disable(mdp5_kms); - } - mdp5_crtc->enabled = enabled; - } -} - static bool mdp5_crtc_mode_fixup(struct drm_crtc *crtc, const struct drm_display_mode *mode, struct drm_display_mode *adjusted_mode) @@ -256,23 +234,41 @@ static void mdp5_crtc_mode_set_nofb(struct drm_crtc *crtc) spin_unlock_irqrestore(&mdp5_crtc->lm_lock, flags); } -static void mdp5_crtc_prepare(struct drm_crtc *crtc) +static void mdp5_crtc_disable(struct drm_crtc *crtc) { struct mdp5_crtc *mdp5_crtc = to_mdp5_crtc(crtc); + struct mdp5_kms *mdp5_kms = get_kms(crtc); + DBG("%s", mdp5_crtc->name); - /* make sure we hold a ref to mdp clks while setting up mode: */ - mdp5_enable(get_kms(crtc)); - mdp5_crtc_dpms(crtc, DRM_MODE_DPMS_OFF); + + if (WARN_ON(!mdp5_crtc->enabled)) + return; + + /* set STAGE_UNUSED for all layers */ + mdp5_ctl_blend(mdp5_crtc->ctl, mdp5_crtc->lm, 0x00000000); + + mdp_irq_unregister(&mdp5_kms->base, &mdp5_crtc->err); + mdp5_disable(mdp5_kms); + + mdp5_crtc->enabled = false; } -static void mdp5_crtc_commit(struct drm_crtc *crtc) +static void mdp5_crtc_enable(struct drm_crtc *crtc) { struct mdp5_crtc *mdp5_crtc = to_mdp5_crtc(crtc); + struct mdp5_kms *mdp5_kms = get_kms(crtc); + DBG("%s", mdp5_crtc->name); - mdp5_crtc_dpms(crtc, DRM_MODE_DPMS_ON); + + if (WARN_ON(mdp5_crtc->enabled)) + return; + + mdp5_enable(mdp5_kms); + mdp_irq_register(&mdp5_kms->base, &mdp5_crtc->err); + crtc_flush_all(crtc); - /* drop the ref to mdp clk's that we got in prepare: */ - mdp5_disable(get_kms(crtc)); + + mdp5_crtc->enabled = true; } struct plane_state { @@ -391,11 +387,10 @@ static const struct drm_crtc_funcs mdp5_crtc_funcs = { }; static const struct drm_crtc_helper_funcs mdp5_crtc_helper_funcs = { - .dpms = mdp5_crtc_dpms, .mode_fixup = mdp5_crtc_mode_fixup, .mode_set_nofb = mdp5_crtc_mode_set_nofb, - .prepare = mdp5_crtc_prepare, - .commit = mdp5_crtc_commit, + .prepare = mdp5_crtc_disable, + .commit = mdp5_crtc_enable, .atomic_check = mdp5_crtc_atomic_check, .atomic_begin = mdp5_crtc_atomic_begin, .atomic_flush = mdp5_crtc_atomic_flush, diff --git a/drivers/gpu/drm/msm/mdp/mdp5/mdp5_encoder.c b/drivers/gpu/drm/msm/mdp/mdp5/mdp5_encoder.c index 0254bfdeb92f..b5494315345d 100644 --- a/drivers/gpu/drm/msm/mdp/mdp5/mdp5_encoder.c +++ b/drivers/gpu/drm/msm/mdp/mdp5/mdp5_encoder.c @@ -110,45 +110,6 @@ static const struct drm_encoder_funcs mdp5_encoder_funcs = { .destroy = mdp5_encoder_destroy, }; -static void mdp5_encoder_dpms(struct drm_encoder *encoder, int mode) -{ - struct mdp5_encoder *mdp5_encoder = to_mdp5_encoder(encoder); - struct mdp5_kms *mdp5_kms = get_kms(encoder); - int intf = mdp5_encoder->intf; - bool enabled = (mode == DRM_MODE_DPMS_ON); - unsigned long flags; - - DBG("mode=%d", mode); - - if (enabled == mdp5_encoder->enabled) - return; - - if (enabled) { - bs_set(mdp5_encoder, 1); - spin_lock_irqsave(&mdp5_encoder->intf_lock, flags); - mdp5_write(mdp5_kms, REG_MDP5_INTF_TIMING_ENGINE_EN(intf), 1); - spin_unlock_irqrestore(&mdp5_encoder->intf_lock, flags); - } else { - spin_lock_irqsave(&mdp5_encoder->intf_lock, flags); - mdp5_write(mdp5_kms, REG_MDP5_INTF_TIMING_ENGINE_EN(intf), 0); - spin_unlock_irqrestore(&mdp5_encoder->intf_lock, flags); - - /* - * Wait for a vsync so we know the ENABLE=0 latched before - * the (connector) source of the vsync's gets disabled, - * otherwise we end up in a funny state if we re-enable - * before the disable latches, which results that some of - * the settings changes for the new modeset (like new - * scanout buffer) don't latch properly.. - */ - mdp_irq_wait(&mdp5_kms->base, intf2vblank(intf)); - - bs_set(mdp5_encoder, 0); - } - - mdp5_encoder->enabled = enabled; -} - static bool mdp5_encoder_mode_fixup(struct drm_encoder *encoder, const struct drm_display_mode *mode, struct drm_display_mode *adjusted_mode) @@ -225,25 +186,61 @@ static void mdp5_encoder_mode_set(struct drm_encoder *encoder, spin_unlock_irqrestore(&mdp5_encoder->intf_lock, flags); } -static void mdp5_encoder_prepare(struct drm_encoder *encoder) +static void mdp5_encoder_disable(struct drm_encoder *encoder) { - mdp5_encoder_dpms(encoder, DRM_MODE_DPMS_OFF); + struct mdp5_encoder *mdp5_encoder = to_mdp5_encoder(encoder); + struct mdp5_kms *mdp5_kms = get_kms(encoder); + int intf = mdp5_encoder->intf; + unsigned long flags; + + if (WARN_ON(!mdp5_encoder->enabled)) + return; + + spin_lock_irqsave(&mdp5_encoder->intf_lock, flags); + mdp5_write(mdp5_kms, REG_MDP5_INTF_TIMING_ENGINE_EN(intf), 0); + spin_unlock_irqrestore(&mdp5_encoder->intf_lock, flags); + + /* + * Wait for a vsync so we know the ENABLE=0 latched before + * the (connector) source of the vsync's gets disabled, + * otherwise we end up in a funny state if we re-enable + * before the disable latches, which results that some of + * the settings changes for the new modeset (like new + * scanout buffer) don't latch properly.. + */ + mdp_irq_wait(&mdp5_kms->base, intf2vblank(intf)); + + bs_set(mdp5_encoder, 0); + + mdp5_encoder->enabled = false; } -static void mdp5_encoder_commit(struct drm_encoder *encoder) +static void mdp5_encoder_enable(struct drm_encoder *encoder) { struct mdp5_encoder *mdp5_encoder = to_mdp5_encoder(encoder); + struct mdp5_kms *mdp5_kms = get_kms(encoder); + int intf = mdp5_encoder->intf; + unsigned long flags; + + if (WARN_ON(mdp5_encoder->enabled)) + return; + mdp5_crtc_set_intf(encoder->crtc, mdp5_encoder->intf, mdp5_encoder->intf_id); - mdp5_encoder_dpms(encoder, DRM_MODE_DPMS_ON); + + bs_set(mdp5_encoder, 1); + spin_lock_irqsave(&mdp5_encoder->intf_lock, flags); + mdp5_write(mdp5_kms, REG_MDP5_INTF_TIMING_ENGINE_EN(intf), 1); + spin_unlock_irqrestore(&mdp5_encoder->intf_lock, flags); + + mdp5_encoder->enabled = false; } static const struct drm_encoder_helper_funcs mdp5_encoder_helper_funcs = { - .dpms = mdp5_encoder_dpms, .mode_fixup = mdp5_encoder_mode_fixup, .mode_set = mdp5_encoder_mode_set, - .prepare = mdp5_encoder_prepare, - .commit = mdp5_encoder_commit, + .prepare = mdp5_encoder_disable, + .commit = mdp5_encoder_enable, }; /* initialize encoder */ diff --git a/drivers/gpu/drm/msm/mdp/mdp5/mdp5_kms.c b/drivers/gpu/drm/msm/mdp/mdp5/mdp5_kms.c index 9f01a4f21af2..e13e102372f5 100644 --- a/drivers/gpu/drm/msm/mdp/mdp5/mdp5_kms.c +++ b/drivers/gpu/drm/msm/mdp/mdp5/mdp5_kms.c @@ -68,6 +68,18 @@ static int mdp5_hw_init(struct msm_kms *kms) return 0; } +static void mdp5_prepare_commit(struct msm_kms *kms, struct drm_atomic_state *state) +{ + struct mdp5_kms *mdp5_kms = to_mdp5_kms(to_mdp_kms(kms)); + mdp5_enable(mdp5_kms); +} + +static void mdp5_complete_commit(struct msm_kms *kms, struct drm_atomic_state *state) +{ + struct mdp5_kms *mdp5_kms = to_mdp5_kms(to_mdp_kms(kms)); + mdp5_disable(mdp5_kms); +} + static long mdp5_round_pixclk(struct msm_kms *kms, unsigned long rate, struct drm_encoder *encoder) { @@ -115,6 +127,8 @@ static const struct mdp_kms_funcs kms_funcs = { .irq = mdp5_irq, .enable_vblank = mdp5_enable_vblank, .disable_vblank = mdp5_disable_vblank, + .prepare_commit = mdp5_prepare_commit, + .complete_commit = mdp5_complete_commit, .get_format = mdp_get_format, .round_pixclk = mdp5_round_pixclk, .preclose = mdp5_preclose, diff --git a/drivers/gpu/drm/msm/msm_atomic.c b/drivers/gpu/drm/msm/msm_atomic.c index 2c396540e279..2beef4e670d0 100644 --- a/drivers/gpu/drm/msm/msm_atomic.c +++ b/drivers/gpu/drm/msm/msm_atomic.c @@ -20,6 +20,7 @@ #include "msm_gem.h" struct msm_commit { + struct drm_device *dev; struct drm_atomic_state *state; uint32_t fence; struct msm_fence_cb fence_cb; @@ -58,14 +59,16 @@ static void end_atomic(struct msm_drm_private *priv, uint32_t crtc_mask) spin_unlock(&priv->pending_crtcs_event.lock); } -static struct msm_commit *new_commit(struct drm_atomic_state *state) +static struct msm_commit *commit_init(struct drm_atomic_state *state) { struct msm_commit *c = kzalloc(sizeof(*c), GFP_KERNEL); if (!c) return NULL; + c->dev = state->dev; c->state = state; + /* TODO we might need a way to indicate to run the cb on a * different wq so wait_for_vblanks() doesn't block retiring * bo's.. @@ -75,6 +78,12 @@ static struct msm_commit *new_commit(struct drm_atomic_state *state) return c; } +static void commit_destroy(struct msm_commit *c) +{ + end_atomic(c->dev->dev_private, c->crtc_mask); + kfree(c); +} + /* The (potentially) asynchronous part of the commit. At this point * nothing can fail short of armageddon. */ @@ -82,6 +91,10 @@ static void complete_commit(struct msm_commit *c) { struct drm_atomic_state *state = c->state; struct drm_device *dev = state->dev; + struct msm_drm_private *priv = dev->dev_private; + struct msm_kms *kms = priv->kms; + + kms->funcs->prepare_commit(kms, state); drm_atomic_helper_commit_pre_planes(dev, state); @@ -106,11 +119,11 @@ static void complete_commit(struct msm_commit *c) drm_atomic_helper_cleanup_planes(dev, state); - drm_atomic_state_free(state); + kms->funcs->complete_commit(kms, state); - end_atomic(dev->dev_private, c->crtc_mask); + drm_atomic_state_free(state); - kfree(c); + commit_destroy(c); } static void fence_cb(struct msm_fence_cb *cb) @@ -172,7 +185,7 @@ int msm_atomic_commit(struct drm_device *dev, if (ret) return ret; - c = new_commit(state); + c = commit_init(state); if (!c) return -ENOMEM; @@ -240,7 +253,7 @@ int msm_atomic_commit(struct drm_device *dev, ret = msm_wait_fence_interruptable(dev, c->fence, NULL); if (ret) { WARN_ON(ret); // TODO unswap state back? or?? - kfree(c); + commit_destroy(c); return ret; } diff --git a/drivers/gpu/drm/msm/msm_fbdev.c b/drivers/gpu/drm/msm/msm_fbdev.c index 115b509a4a00..df60f65728ff 100644 --- a/drivers/gpu/drm/msm/msm_fbdev.c +++ b/drivers/gpu/drm/msm/msm_fbdev.c @@ -245,9 +245,6 @@ struct drm_fb_helper *msm_fbdev_init(struct drm_device *dev) if (ret) goto fini; - /* disable all the possible outputs/crtcs before entering KMS mode */ - drm_helper_disable_unused_functions(dev); - ret = drm_fb_helper_initial_config(helper, 32); if (ret) goto fini; diff --git a/drivers/gpu/drm/msm/msm_kms.h b/drivers/gpu/drm/msm/msm_kms.h index 06437745bc2c..867672eb1fee 100644 --- a/drivers/gpu/drm/msm/msm_kms.h +++ b/drivers/gpu/drm/msm/msm_kms.h @@ -38,6 +38,9 @@ struct msm_kms_funcs { irqreturn_t (*irq)(struct msm_kms *kms); int (*enable_vblank)(struct msm_kms *kms, struct drm_crtc *crtc); void (*disable_vblank)(struct msm_kms *kms, struct drm_crtc *crtc); + /* modeset, bracketing atomic_commit(): */ + void (*prepare_commit)(struct msm_kms *kms, struct drm_atomic_state *state); + void (*complete_commit)(struct msm_kms *kms, struct drm_atomic_state *state); /* misc: */ const struct msm_format *(*get_format)(struct msm_kms *kms, uint32_t format); long (*round_pixclk)(struct msm_kms *kms, unsigned long rate, |