diff options
Diffstat (limited to 'drivers/gpu/drm/omapdrm')
22 files changed, 144 insertions, 363 deletions
diff --git a/drivers/gpu/drm/omapdrm/Kconfig b/drivers/gpu/drm/omapdrm/Kconfig index b715301ec79f..9d4016bd0f44 100644 --- a/drivers/gpu/drm/omapdrm/Kconfig +++ b/drivers/gpu/drm/omapdrm/Kconfig @@ -1,10 +1,14 @@ # SPDX-License-Identifier: GPL-2.0-only config DRM_OMAP tristate "OMAP DRM" + depends on MMU depends on DRM && OF - depends on ARCH_OMAP2PLUS + depends on ARCH_OMAP2PLUS || (COMPILE_TEST && PAGE_SIZE_LESS_THAN_64KB) + select DRM_CLIENT_SELECTION select DRM_KMS_HELPER - select FB_DMAMEM_HELPERS if DRM_FBDEV_EMULATION + select DRM_DISPLAY_HELPER + select DRM_BRIDGE_CONNECTOR + select FB_DMAMEM_HELPERS_DEFERRED if DRM_FBDEV_EMULATION select VIDEOMODE_HELPERS select HDMI default n diff --git a/drivers/gpu/drm/omapdrm/dss/base.c b/drivers/gpu/drm/omapdrm/dss/base.c index 050ca7eafac5..a4ac113e1690 100644 --- a/drivers/gpu/drm/omapdrm/dss/base.c +++ b/drivers/gpu/drm/omapdrm/dss/base.c @@ -139,21 +139,13 @@ static bool omapdss_device_is_connected(struct omap_dss_device *dssdev) } int omapdss_device_connect(struct dss_device *dss, - struct omap_dss_device *src, struct omap_dss_device *dst) { - dev_dbg(&dss->pdev->dev, "connect(%s, %s)\n", - src ? dev_name(src->dev) : "NULL", + dev_dbg(&dss->pdev->dev, "connect(%s)\n", dst ? dev_name(dst->dev) : "NULL"); - if (!dst) { - /* - * The destination is NULL when the source is connected to a - * bridge instead of a DSS device. Stop here, we will attach - * the bridge later when we will have a DRM encoder. - */ - return src && src->bridge ? 0 : -EINVAL; - } + if (!dst) + return -EINVAL; if (omapdss_device_is_connected(dst)) return -EBUSY; @@ -163,19 +155,14 @@ int omapdss_device_connect(struct dss_device *dss, return 0; } -void omapdss_device_disconnect(struct omap_dss_device *src, +void omapdss_device_disconnect(struct dss_device *dss, struct omap_dss_device *dst) { - struct dss_device *dss = src ? src->dss : dst->dss; - - dev_dbg(&dss->pdev->dev, "disconnect(%s, %s)\n", - src ? dev_name(src->dev) : "NULL", + dev_dbg(&dss->pdev->dev, "disconnect(%s)\n", dst ? dev_name(dst->dev) : "NULL"); - if (!dst) { - WARN_ON(!src->bridge); + if (WARN_ON(!dst)) return; - } if (!dst->id && !omapdss_device_is_connected(dst)) { WARN_ON(1); @@ -242,8 +229,7 @@ static void omapdss_walk_device(struct device *dev, struct device_node *node, of_node_put(n); - n = NULL; - while ((n = of_graph_get_next_endpoint(node, n)) != NULL) { + for_each_endpoint_of_node(node, n) { struct device_node *pn = of_graph_get_remote_port_parent(n); if (!pn) diff --git a/drivers/gpu/drm/omapdrm/dss/dispc.c b/drivers/gpu/drm/omapdrm/dss/dispc.c index 993691b3cc7e..533f70e8a4a6 100644 --- a/drivers/gpu/drm/omapdrm/dss/dispc.c +++ b/drivers/gpu/drm/omapdrm/dss/dispc.c @@ -691,11 +691,6 @@ u32 dispc_mgr_get_sync_lost_irq(struct dispc_device *dispc, return mgr_desc[channel].sync_lost_irq; } -u32 dispc_wb_get_framedone_irq(struct dispc_device *dispc) -{ - return DISPC_IRQ_FRAMEDONEWB; -} - void dispc_mgr_enable(struct dispc_device *dispc, enum omap_channel channel, bool enable) { @@ -726,30 +721,6 @@ void dispc_mgr_go(struct dispc_device *dispc, enum omap_channel channel) mgr_fld_write(dispc, channel, DISPC_MGR_FLD_GO, 1); } -bool dispc_wb_go_busy(struct dispc_device *dispc) -{ - return REG_GET(dispc, DISPC_CONTROL2, 6, 6) == 1; -} - -void dispc_wb_go(struct dispc_device *dispc) -{ - enum omap_plane_id plane = OMAP_DSS_WB; - bool enable, go; - - enable = REG_GET(dispc, DISPC_OVL_ATTRIBUTES(plane), 0, 0) == 1; - - if (!enable) - return; - - go = REG_GET(dispc, DISPC_CONTROL2, 6, 6) == 1; - if (go) { - DSSERR("GO bit not down for WB\n"); - return; - } - - REG_FLD_MOD(dispc, DISPC_CONTROL2, 1, 6, 6); -} - static void dispc_ovl_write_firh_reg(struct dispc_device *dispc, enum omap_plane_id plane, int reg, u32 value) @@ -1498,17 +1469,6 @@ void dispc_ovl_set_fifo_threshold(struct dispc_device *dispc, min(high, 0xfffu)); } -void dispc_enable_fifomerge(struct dispc_device *dispc, bool enable) -{ - if (!dispc_has_feature(dispc, FEAT_FIFO_MERGE)) { - WARN_ON(enable); - return; - } - - DSSDBG("FIFO merge %s\n", enable ? "enabled" : "disabled"); - REG_FLD_MOD(dispc, DISPC_CONFIG, enable ? 1 : 0, 14, 14); -} - void dispc_ovl_compute_fifo_thresholds(struct dispc_device *dispc, enum omap_plane_id plane, u32 *fifo_low, u32 *fifo_high, @@ -2814,95 +2774,6 @@ int dispc_ovl_setup(struct dispc_device *dispc, return r; } -int dispc_wb_setup(struct dispc_device *dispc, - const struct omap_dss_writeback_info *wi, - bool mem_to_mem, const struct videomode *vm, - enum dss_writeback_channel channel_in) -{ - int r; - u32 l; - enum omap_plane_id plane = OMAP_DSS_WB; - const int pos_x = 0, pos_y = 0; - const u8 zorder = 0, global_alpha = 0; - const bool replication = true; - bool truncation; - int in_width = vm->hactive; - int in_height = vm->vactive; - enum omap_overlay_caps caps = - OMAP_DSS_OVL_CAP_SCALE | OMAP_DSS_OVL_CAP_PRE_MULT_ALPHA; - - if (vm->flags & DISPLAY_FLAGS_INTERLACED) - in_height /= 2; - - DSSDBG("dispc_wb_setup, pa %x, pa_uv %x, %d,%d -> %dx%d, cmode %x, " - "rot %d\n", wi->paddr, wi->p_uv_addr, in_width, - in_height, wi->width, wi->height, wi->fourcc, wi->rotation); - - r = dispc_ovl_setup_common(dispc, plane, caps, wi->paddr, wi->p_uv_addr, - wi->buf_width, pos_x, pos_y, in_width, in_height, wi->width, - wi->height, wi->fourcc, wi->rotation, zorder, - wi->pre_mult_alpha, global_alpha, wi->rotation_type, - replication, vm, mem_to_mem, DRM_COLOR_YCBCR_BT601, - DRM_COLOR_YCBCR_LIMITED_RANGE); - if (r) - return r; - - switch (wi->fourcc) { - case DRM_FORMAT_RGB565: - case DRM_FORMAT_RGB888: - case DRM_FORMAT_ARGB4444: - case DRM_FORMAT_RGBA4444: - case DRM_FORMAT_RGBX4444: - case DRM_FORMAT_ARGB1555: - case DRM_FORMAT_XRGB1555: - case DRM_FORMAT_XRGB4444: - truncation = true; - break; - default: - truncation = false; - break; - } - - /* setup extra DISPC_WB_ATTRIBUTES */ - l = dispc_read_reg(dispc, DISPC_OVL_ATTRIBUTES(plane)); - l = FLD_MOD(l, truncation, 10, 10); /* TRUNCATIONENABLE */ - l = FLD_MOD(l, channel_in, 18, 16); /* CHANNELIN */ - l = FLD_MOD(l, mem_to_mem, 19, 19); /* WRITEBACKMODE */ - if (mem_to_mem) - l = FLD_MOD(l, 1, 26, 24); /* CAPTUREMODE */ - else - l = FLD_MOD(l, 0, 26, 24); /* CAPTUREMODE */ - dispc_write_reg(dispc, DISPC_OVL_ATTRIBUTES(plane), l); - - if (mem_to_mem) { - /* WBDELAYCOUNT */ - REG_FLD_MOD(dispc, DISPC_OVL_ATTRIBUTES2(plane), 0, 7, 0); - } else { - u32 wbdelay; - - if (channel_in == DSS_WB_TV_MGR) - wbdelay = vm->vsync_len + vm->vback_porch; - else - wbdelay = vm->vfront_porch + vm->vsync_len + - vm->vback_porch; - - if (vm->flags & DISPLAY_FLAGS_INTERLACED) - wbdelay /= 2; - - wbdelay = min(wbdelay, 255u); - - /* WBDELAYCOUNT */ - REG_FLD_MOD(dispc, DISPC_OVL_ATTRIBUTES2(plane), wbdelay, 7, 0); - } - - return 0; -} - -bool dispc_has_writeback(struct dispc_device *dispc) -{ - return dispc->feat->has_writeback; -} - int dispc_ovl_enable(struct dispc_device *dispc, enum omap_plane_id plane, bool enable) { @@ -3742,23 +3613,6 @@ void dispc_mgr_set_clock_div(struct dispc_device *dispc, cinfo->pck_div); } -int dispc_mgr_get_clock_div(struct dispc_device *dispc, - enum omap_channel channel, - struct dispc_clock_info *cinfo) -{ - unsigned long fck; - - fck = dispc_fclk_rate(dispc); - - cinfo->lck_div = REG_GET(dispc, DISPC_DIVISORo(channel), 23, 16); - cinfo->pck_div = REG_GET(dispc, DISPC_DIVISORo(channel), 7, 0); - - cinfo->lck = fck / cinfo->lck_div; - cinfo->pck = cinfo->lck / cinfo->pck_div; - - return 0; -} - u32 dispc_read_irqstatus(struct dispc_device *dispc) { return dispc_read_reg(dispc, DISPC_IRQSTATUS); @@ -4912,7 +4766,7 @@ static const struct dev_pm_ops dispc_pm_ops = { struct platform_driver omap_dispchw_driver = { .probe = dispc_probe, - .remove_new = dispc_remove, + .remove = dispc_remove, .driver = { .name = "omapdss_dispc", .pm = &dispc_pm_ops, diff --git a/drivers/gpu/drm/omapdrm/dss/dpi.c b/drivers/gpu/drm/omapdrm/dss/dpi.c index 030f997eccd0..6eff97a09160 100644 --- a/drivers/gpu/drm/omapdrm/dss/dpi.c +++ b/drivers/gpu/drm/omapdrm/dss/dpi.c @@ -16,6 +16,7 @@ #include <linux/export.h> #include <linux/kernel.h> #include <linux/of.h> +#include <linux/of_graph.h> #include <linux/platform_device.h> #include <linux/regulator/consumer.h> #include <linux/string.h> @@ -419,6 +420,7 @@ static void dpi_init_pll(struct dpi_data *dpi) */ static int dpi_bridge_attach(struct drm_bridge *bridge, + struct drm_encoder *encoder, enum drm_bridge_attach_flags flags) { struct dpi_data *dpi = drm_bridge_to_dpi(bridge); @@ -428,7 +430,7 @@ static int dpi_bridge_attach(struct drm_bridge *bridge, dpi_init_pll(dpi); - return drm_bridge_attach(bridge->encoder, dpi->output.next_bridge, + return drm_bridge_attach(encoder, dpi->output.next_bridge, bridge, flags); } @@ -709,7 +711,7 @@ int dpi_init_port(struct dss_device *dss, struct platform_device *pdev, if (!dpi) return -ENOMEM; - ep = of_get_next_child(port, NULL); + ep = of_graph_get_next_port_endpoint(port, NULL); if (!ep) return 0; diff --git a/drivers/gpu/drm/omapdrm/dss/dsi.c b/drivers/gpu/drm/omapdrm/dss/dsi.c index ea63c64d3a1a..91ee63bfe0bc 100644 --- a/drivers/gpu/drm/omapdrm/dss/dsi.c +++ b/drivers/gpu/drm/omapdrm/dss/dsi.c @@ -452,7 +452,7 @@ static irqreturn_t omap_dsi_irq_handler(int irq, void *arg) #ifdef DSI_CATCH_MISSING_TE if (irqstatus & DSI_IRQ_TE_TRIGGER) - del_timer(&dsi->te_timer); + timer_delete(&dsi->te_timer); #endif /* make a copy and unlock, so that isrs can unregister @@ -4617,6 +4617,7 @@ static const struct component_ops dsi_component_ops = { */ static int dsi_bridge_attach(struct drm_bridge *bridge, + struct drm_encoder *encoder, enum drm_bridge_attach_flags flags) { struct dsi_data *dsi = drm_bridge_to_dsi(bridge); @@ -4624,7 +4625,7 @@ static int dsi_bridge_attach(struct drm_bridge *bridge, if (!(flags & DRM_BRIDGE_ATTACH_NO_CONNECTOR)) return -EINVAL; - return drm_bridge_attach(bridge->encoder, dsi->output.next_bridge, + return drm_bridge_attach(encoder, dsi->output.next_bridge, bridge, flags); } @@ -5093,7 +5094,7 @@ static const struct dev_pm_ops dsi_pm_ops = { struct platform_driver omap_dsihw_driver = { .probe = dsi_probe, - .remove_new = dsi_remove, + .remove = dsi_remove, .driver = { .name = "omapdss_dsi", .pm = &dsi_pm_ops, diff --git a/drivers/gpu/drm/omapdrm/dss/dss.c b/drivers/gpu/drm/omapdrm/dss/dss.c index 988888e164d7..692df747e2ae 100644 --- a/drivers/gpu/drm/omapdrm/dss/dss.c +++ b/drivers/gpu/drm/omapdrm/dss/dss.c @@ -1236,21 +1236,15 @@ static int dss_video_pll_probe(struct dss_device *dss) if (!np) return 0; - if (of_property_read_bool(np, "syscon-pll-ctrl")) { - dss->syscon_pll_ctrl = syscon_regmap_lookup_by_phandle(np, - "syscon-pll-ctrl"); + if (of_property_present(np, "syscon-pll-ctrl")) { + dss->syscon_pll_ctrl = + syscon_regmap_lookup_by_phandle_args(np, "syscon-pll-ctrl", + 1, &dss->syscon_pll_ctrl_offset); if (IS_ERR(dss->syscon_pll_ctrl)) { dev_err(&pdev->dev, "failed to get syscon-pll-ctrl regmap\n"); return PTR_ERR(dss->syscon_pll_ctrl); } - - if (of_property_read_u32_index(np, "syscon-pll-ctrl", 1, - &dss->syscon_pll_ctrl_offset)) { - dev_err(&pdev->dev, - "failed to get syscon-pll-ctrl offset\n"); - return -EINVAL; - } } pll_regulator = devm_regulator_get(&pdev->dev, "vdda_video"); @@ -1606,7 +1600,7 @@ static const struct dev_pm_ops dss_pm_ops = { struct platform_driver omap_dsshw_driver = { .probe = dss_probe, - .remove_new = dss_remove, + .remove = dss_remove, .shutdown = dss_shutdown, .driver = { .name = "omapdss_dss", diff --git a/drivers/gpu/drm/omapdrm/dss/dss.h b/drivers/gpu/drm/omapdrm/dss/dss.h index 4ff02fbc0e71..a8b231ed4f4b 100644 --- a/drivers/gpu/drm/omapdrm/dss/dss.h +++ b/drivers/gpu/drm/omapdrm/dss/dss.h @@ -416,7 +416,6 @@ u32 dispc_mgr_get_framedone_irq(struct dispc_device *dispc, enum omap_channel channel); u32 dispc_mgr_get_sync_lost_irq(struct dispc_device *dispc, enum omap_channel channel); -u32 dispc_wb_get_framedone_irq(struct dispc_device *dispc); u32 dispc_get_memory_bandwidth_limit(struct dispc_device *dispc); @@ -458,20 +457,11 @@ int dispc_ovl_setup(struct dispc_device *dispc, int dispc_ovl_enable(struct dispc_device *dispc, enum omap_plane_id plane, bool enable); -bool dispc_has_writeback(struct dispc_device *dispc); -int dispc_wb_setup(struct dispc_device *dispc, - const struct omap_dss_writeback_info *wi, - bool mem_to_mem, const struct videomode *vm, - enum dss_writeback_channel channel_in); -bool dispc_wb_go_busy(struct dispc_device *dispc); -void dispc_wb_go(struct dispc_device *dispc); - void dispc_enable_sidle(struct dispc_device *dispc); void dispc_disable_sidle(struct dispc_device *dispc); void dispc_lcd_enable_signal(struct dispc_device *dispc, bool enable); void dispc_pck_free_enable(struct dispc_device *dispc, bool enable); -void dispc_enable_fifomerge(struct dispc_device *dispc, bool enable); typedef bool (*dispc_div_calc_func)(int lckd, int pckd, unsigned long lck, unsigned long pck, void *data); @@ -494,9 +484,6 @@ void dispc_ovl_compute_fifo_thresholds(struct dispc_device *dispc, void dispc_mgr_set_clock_div(struct dispc_device *dispc, enum omap_channel channel, const struct dispc_clock_info *cinfo); -int dispc_mgr_get_clock_div(struct dispc_device *dispc, - enum omap_channel channel, - struct dispc_clock_info *cinfo); void dispc_set_tv_pclk(struct dispc_device *dispc, unsigned long pclk); #ifdef CONFIG_OMAP2_DSS_COLLECT_IRQ_STATS diff --git a/drivers/gpu/drm/omapdrm/dss/hdmi4.c b/drivers/gpu/drm/omapdrm/dss/hdmi4.c index 9b8747d83ee8..a3b22952fdc3 100644 --- a/drivers/gpu/drm/omapdrm/dss/hdmi4.c +++ b/drivers/gpu/drm/omapdrm/dss/hdmi4.c @@ -314,6 +314,7 @@ void hdmi4_core_disable(struct hdmi_core_data *core) */ static int hdmi4_bridge_attach(struct drm_bridge *bridge, + struct drm_encoder *encoder, enum drm_bridge_attach_flags flags) { struct omap_hdmi *hdmi = drm_bridge_to_hdmi(bridge); @@ -321,7 +322,7 @@ static int hdmi4_bridge_attach(struct drm_bridge *bridge, if (!(flags & DRM_BRIDGE_ATTACH_NO_CONNECTOR)) return -EINVAL; - return drm_bridge_attach(bridge->encoder, hdmi->output.next_bridge, + return drm_bridge_attach(encoder, hdmi->output.next_bridge, bridge, flags); } @@ -341,10 +342,9 @@ static void hdmi4_bridge_mode_set(struct drm_bridge *bridge, } static void hdmi4_bridge_enable(struct drm_bridge *bridge, - struct drm_bridge_state *bridge_state) + struct drm_atomic_state *state) { struct omap_hdmi *hdmi = drm_bridge_to_hdmi(bridge); - struct drm_atomic_state *state = bridge_state->base.state; struct drm_connector_state *conn_state; struct drm_connector *connector; struct drm_crtc_state *crtc_state; @@ -410,7 +410,7 @@ done: } static void hdmi4_bridge_disable(struct drm_bridge *bridge, - struct drm_bridge_state *bridge_state) + struct drm_atomic_state *state) { struct omap_hdmi *hdmi = drm_bridge_to_hdmi(bridge); unsigned long flags; @@ -852,7 +852,7 @@ static const struct of_device_id hdmi_of_match[] = { struct platform_driver omapdss_hdmi4hw_driver = { .probe = hdmi4_probe, - .remove_new = hdmi4_remove, + .remove = hdmi4_remove, .driver = { .name = "omapdss_hdmi", .of_match_table = hdmi_of_match, diff --git a/drivers/gpu/drm/omapdrm/dss/hdmi5.c b/drivers/gpu/drm/omapdrm/dss/hdmi5.c index c7ae2235ae99..0c98444d39a9 100644 --- a/drivers/gpu/drm/omapdrm/dss/hdmi5.c +++ b/drivers/gpu/drm/omapdrm/dss/hdmi5.c @@ -312,6 +312,7 @@ static void hdmi_core_disable(struct omap_hdmi *hdmi) */ static int hdmi5_bridge_attach(struct drm_bridge *bridge, + struct drm_encoder *encoder, enum drm_bridge_attach_flags flags) { struct omap_hdmi *hdmi = drm_bridge_to_hdmi(bridge); @@ -319,7 +320,7 @@ static int hdmi5_bridge_attach(struct drm_bridge *bridge, if (!(flags & DRM_BRIDGE_ATTACH_NO_CONNECTOR)) return -EINVAL; - return drm_bridge_attach(bridge->encoder, hdmi->output.next_bridge, + return drm_bridge_attach(encoder, hdmi->output.next_bridge, bridge, flags); } @@ -339,10 +340,9 @@ static void hdmi5_bridge_mode_set(struct drm_bridge *bridge, } static void hdmi5_bridge_enable(struct drm_bridge *bridge, - struct drm_bridge_state *bridge_state) + struct drm_atomic_state *state) { struct omap_hdmi *hdmi = drm_bridge_to_hdmi(bridge); - struct drm_atomic_state *state = bridge_state->base.state; struct drm_connector_state *conn_state; struct drm_connector *connector; struct drm_crtc_state *crtc_state; @@ -408,7 +408,7 @@ done: } static void hdmi5_bridge_disable(struct drm_bridge *bridge, - struct drm_bridge_state *bridge_state) + struct drm_atomic_state *state) { struct omap_hdmi *hdmi = drm_bridge_to_hdmi(bridge); unsigned long flags; @@ -819,7 +819,7 @@ static const struct of_device_id hdmi_of_match[] = { struct platform_driver omapdss_hdmi5hw_driver = { .probe = hdmi5_probe, - .remove_new = hdmi5_remove, + .remove = hdmi5_remove, .driver = { .name = "omapdss_hdmi5", .of_match_table = hdmi_of_match, diff --git a/drivers/gpu/drm/omapdrm/dss/hdmi5_core.c b/drivers/gpu/drm/omapdrm/dss/hdmi5_core.c index 21564c38234f..12ef47cd232b 100644 --- a/drivers/gpu/drm/omapdrm/dss/hdmi5_core.c +++ b/drivers/gpu/drm/omapdrm/dss/hdmi5_core.c @@ -545,23 +545,6 @@ static void hdmi_core_enable_interrupts(struct hdmi_core_data *core) REG_FLD_MOD(core->base, HDMI_CORE_IH_MUTE, 0x0, 1, 0); } -int hdmi5_core_handle_irqs(struct hdmi_core_data *core) -{ - void __iomem *base = core->base; - - REG_FLD_MOD(base, HDMI_CORE_IH_FC_STAT0, 0xff, 7, 0); - REG_FLD_MOD(base, HDMI_CORE_IH_FC_STAT1, 0xff, 7, 0); - REG_FLD_MOD(base, HDMI_CORE_IH_FC_STAT2, 0xff, 7, 0); - REG_FLD_MOD(base, HDMI_CORE_IH_AS_STAT0, 0xff, 7, 0); - REG_FLD_MOD(base, HDMI_CORE_IH_PHY_STAT0, 0xff, 7, 0); - REG_FLD_MOD(base, HDMI_CORE_IH_I2CM_STAT0, 0xff, 7, 0); - REG_FLD_MOD(base, HDMI_CORE_IH_CEC_STAT0, 0xff, 7, 0); - REG_FLD_MOD(base, HDMI_CORE_IH_VP_STAT0, 0xff, 7, 0); - REG_FLD_MOD(base, HDMI_CORE_IH_I2CMPHY_STAT0, 0xff, 7, 0); - - return 0; -} - void hdmi5_configure(struct hdmi_core_data *core, struct hdmi_wp_data *wp, struct hdmi_config *cfg) { diff --git a/drivers/gpu/drm/omapdrm/dss/hdmi5_core.h b/drivers/gpu/drm/omapdrm/dss/hdmi5_core.h index 070cbf5fb57d..b8ed21156e8c 100644 --- a/drivers/gpu/drm/omapdrm/dss/hdmi5_core.h +++ b/drivers/gpu/drm/omapdrm/dss/hdmi5_core.h @@ -286,7 +286,6 @@ int hdmi5_core_ddc_read(void *data, u8 *buf, unsigned int block, size_t len); void hdmi5_core_ddc_uninit(struct hdmi_core_data *core); void hdmi5_core_dump(struct hdmi_core_data *core, struct seq_file *s); -int hdmi5_core_handle_irqs(struct hdmi_core_data *core); void hdmi5_configure(struct hdmi_core_data *core, struct hdmi_wp_data *wp, struct hdmi_config *cfg); int hdmi5_core_init(struct platform_device *pdev, struct hdmi_core_data *core); diff --git a/drivers/gpu/drm/omapdrm/dss/omapdss.h b/drivers/gpu/drm/omapdrm/dss/omapdss.h index 040d5a3e33d6..4c22c09c93d5 100644 --- a/drivers/gpu/drm/omapdrm/dss/omapdss.h +++ b/drivers/gpu/drm/omapdrm/dss/omapdss.h @@ -242,9 +242,8 @@ struct omap_dss_device *omapdss_device_get(struct omap_dss_device *dssdev); void omapdss_device_put(struct omap_dss_device *dssdev); struct omap_dss_device *omapdss_find_device_by_node(struct device_node *node); int omapdss_device_connect(struct dss_device *dss, - struct omap_dss_device *src, struct omap_dss_device *dst); -void omapdss_device_disconnect(struct omap_dss_device *src, +void omapdss_device_disconnect(struct dss_device *dss, struct omap_dss_device *dst); int omap_dss_get_num_overlay_managers(void); diff --git a/drivers/gpu/drm/omapdrm/dss/sdi.c b/drivers/gpu/drm/omapdrm/dss/sdi.c index 91eaae3b9481..e78826e4b560 100644 --- a/drivers/gpu/drm/omapdrm/dss/sdi.c +++ b/drivers/gpu/drm/omapdrm/dss/sdi.c @@ -11,6 +11,7 @@ #include <linux/export.h> #include <linux/kernel.h> #include <linux/of.h> +#include <linux/of_graph.h> #include <linux/platform_device.h> #include <linux/regulator/consumer.h> #include <linux/string.h> @@ -127,6 +128,7 @@ static void sdi_config_lcd_manager(struct sdi_device *sdi) */ static int sdi_bridge_attach(struct drm_bridge *bridge, + struct drm_encoder *encoder, enum drm_bridge_attach_flags flags) { struct sdi_device *sdi = drm_bridge_to_sdi(bridge); @@ -134,7 +136,7 @@ static int sdi_bridge_attach(struct drm_bridge *bridge, if (!(flags & DRM_BRIDGE_ATTACH_NO_CONNECTOR)) return -EINVAL; - return drm_bridge_attach(bridge->encoder, sdi->output.next_bridge, + return drm_bridge_attach(encoder, sdi->output.next_bridge, bridge, flags); } @@ -346,7 +348,7 @@ int sdi_init_port(struct dss_device *dss, struct platform_device *pdev, if (!sdi) return -ENOMEM; - ep = of_get_next_child(port, NULL); + ep = of_graph_get_next_port_endpoint(port, NULL); if (!ep) { r = 0; goto err_free; diff --git a/drivers/gpu/drm/omapdrm/dss/venc.c b/drivers/gpu/drm/omapdrm/dss/venc.c index f163d52a7c7d..50349518eda1 100644 --- a/drivers/gpu/drm/omapdrm/dss/venc.c +++ b/drivers/gpu/drm/omapdrm/dss/venc.c @@ -538,6 +538,7 @@ static int venc_get_clocks(struct venc_device *venc) */ static int venc_bridge_attach(struct drm_bridge *bridge, + struct drm_encoder *encoder, enum drm_bridge_attach_flags flags) { struct venc_device *venc = drm_bridge_to_venc(bridge); @@ -545,7 +546,7 @@ static int venc_bridge_attach(struct drm_bridge *bridge, if (!(flags & DRM_BRIDGE_ATTACH_NO_CONNECTOR)) return -EINVAL; - return drm_bridge_attach(bridge->encoder, venc->output.next_bridge, + return drm_bridge_attach(encoder, venc->output.next_bridge, bridge, flags); } @@ -912,7 +913,7 @@ static const struct of_device_id venc_of_match[] = { struct platform_driver omap_venchw_driver = { .probe = venc_probe, - .remove_new = venc_remove, + .remove = venc_remove, .driver = { .name = "omapdss_venc", .pm = &venc_pm_ops, diff --git a/drivers/gpu/drm/omapdrm/omap_dmm_tiler.c b/drivers/gpu/drm/omapdrm/omap_dmm_tiler.c index 9753c1e1f994..3fff32c000a6 100644 --- a/drivers/gpu/drm/omapdrm/omap_dmm_tiler.c +++ b/drivers/gpu/drm/omapdrm/omap_dmm_tiler.c @@ -119,7 +119,7 @@ static u32 dmm_read_wa(struct dmm *dmm, u32 reg) * earlier than the DMA finished writing the value to memory. */ rmb(); - return readl(dmm->wa_dma_data); + return readl((__iomem void *)dmm->wa_dma_data); } static void dmm_write_wa(struct dmm *dmm, u32 val, u32 reg) @@ -127,7 +127,7 @@ static void dmm_write_wa(struct dmm *dmm, u32 val, u32 reg) dma_addr_t src, dst; int r; - writel(val, dmm->wa_dma_data); + writel(val, (__iomem void *)dmm->wa_dma_data); /* * As per i878 workaround, the DMA is used to access the DMM registers. * Make sure that the writel is not moved by the compiler or the CPU, so @@ -411,7 +411,7 @@ static int dmm_txn_commit(struct dmm_txn *txn, bool wait) */ /* read back to ensure the data is in RAM */ - readl(&txn->last_pat->next_pa); + readl((__iomem void *)&txn->last_pat->next_pa); /* write to PAT_DESCR to clear out any pending transaction */ dmm_write(dmm, 0x0, reg[PAT_DESCR][engine->id]); @@ -1210,9 +1210,8 @@ static const struct of_device_id dmm_of_match[] = { struct platform_driver omap_dmm_driver = { .probe = omap_dmm_probe, - .remove_new = omap_dmm_remove, + .remove = omap_dmm_remove, .driver = { - .owner = THIS_MODULE, .name = DMM_DRIVER_NAME, .of_match_table = of_match_ptr(dmm_of_match), .pm = &omap_dmm_pm_ops, diff --git a/drivers/gpu/drm/omapdrm/omap_drv.c b/drivers/gpu/drm/omapdrm/omap_drv.c index 6598c9c08ba1..054b71dba6a7 100644 --- a/drivers/gpu/drm/omapdrm/omap_drv.c +++ b/drivers/gpu/drm/omapdrm/omap_drv.c @@ -28,7 +28,6 @@ #define DRIVER_NAME MODULE_NAME #define DRIVER_DESC "OMAP DRM" -#define DRIVER_DATE "20110917" #define DRIVER_MAJOR 1 #define DRIVER_MINOR 0 #define DRIVER_PATCHLEVEL 0 @@ -307,7 +306,7 @@ static void omap_disconnect_pipelines(struct drm_device *ddev) for (i = 0; i < priv->num_pipes; i++) { struct omap_drm_pipeline *pipe = &priv->pipes[i]; - omapdss_device_disconnect(NULL, pipe->output); + omapdss_device_disconnect(priv->dss, pipe->output); omapdss_device_put(pipe->output); pipe->output = NULL; @@ -325,7 +324,7 @@ static int omap_connect_pipelines(struct drm_device *ddev) int r; for_each_dss_output(output) { - r = omapdss_device_connect(priv->dss, NULL, output); + r = omapdss_device_connect(priv->dss, output); if (r == -EPROBE_DEFER) { omapdss_device_put(output); return r; @@ -647,12 +646,12 @@ static const struct drm_driver omap_drm_driver = { .gem_prime_import = omap_gem_prime_import, .dumb_create = omap_gem_dumb_create, .dumb_map_offset = omap_gem_dumb_map_offset, + OMAP_FBDEV_DRIVER_OPS, .ioctls = ioctls, .num_ioctls = DRM_OMAP_NUM_IOCTLS, .fops = &omapdriver_fops, .name = DRIVER_NAME, .desc = DRIVER_DESC, - .date = DRIVER_DATE, .major = DRIVER_MAJOR, .minor = DRIVER_MINOR, .patchlevel = DRIVER_PATCHLEVEL, @@ -695,6 +694,10 @@ static int omapdrm_init(struct omap_drm_private *priv, struct device *dev) soc = soc_device_match(omapdrm_soc_devices); priv->omaprev = soc ? (uintptr_t)soc->data : 0; priv->wq = alloc_ordered_workqueue("omapdrm", 0); + if (!priv->wq) { + ret = -ENOMEM; + goto err_alloc_workqueue; + } mutex_init(&priv->list_lock); INIT_LIST_HEAD(&priv->obj_list); @@ -753,6 +756,7 @@ err_gem_deinit: drm_mode_config_cleanup(ddev); omap_gem_deinit(ddev); destroy_workqueue(priv->wq); +err_alloc_workqueue: omap_disconnect_pipelines(ddev); drm_dev_put(ddev); return ret; @@ -851,7 +855,7 @@ static struct platform_driver pdev = { .pm = &omapdrm_pm_ops, }, .probe = pdev_probe, - .remove_new = pdev_remove, + .remove = pdev_remove, .shutdown = pdev_shutdown, }; diff --git a/drivers/gpu/drm/omapdrm/omap_drv.h b/drivers/gpu/drm/omapdrm/omap_drv.h index 4c7217b35f6b..d903568fd8cc 100644 --- a/drivers/gpu/drm/omapdrm/omap_drv.h +++ b/drivers/gpu/drm/omapdrm/omap_drv.h @@ -32,6 +32,7 @@ #define MODULE_NAME "omapdrm" struct omap_drm_usergart; +struct omap_fbdev; struct omap_drm_pipeline { struct drm_crtc *crtc; @@ -97,6 +98,8 @@ struct omap_drm_private { /* memory bandwidth limit if it is needed on the platform */ unsigned int max_bandwidth; + + struct omap_fbdev *fbdev; }; diff --git a/drivers/gpu/drm/omapdrm/omap_fb.c b/drivers/gpu/drm/omapdrm/omap_fb.c index 1d414b33fee3..449d521c78fe 100644 --- a/drivers/gpu/drm/omapdrm/omap_fb.c +++ b/drivers/gpu/drm/omapdrm/omap_fb.c @@ -5,6 +5,7 @@ */ #include <linux/dma-mapping.h> +#include <linux/seq_file.h> #include <drm/drm_blend.h> #include <drm/drm_modeset_helper.h> diff --git a/drivers/gpu/drm/omapdrm/omap_fbdev.c b/drivers/gpu/drm/omapdrm/omap_fbdev.c index 6b08b137af1a..7b6396890681 100644 --- a/drivers/gpu/drm/omapdrm/omap_fbdev.c +++ b/drivers/gpu/drm/omapdrm/omap_fbdev.c @@ -6,6 +6,7 @@ #include <linux/fb.h> +#include <drm/clients/drm_client_setup.h> #include <drm/drm_drv.h> #include <drm/drm_crtc_helper.h> #include <drm/drm_fb_helper.h> @@ -13,6 +14,7 @@ #include <drm/drm_fourcc.h> #include <drm/drm_framebuffer.h> #include <drm/drm_gem_framebuffer_helper.h> +#include <drm/drm_managed.h> #include <drm/drm_util.h> #include "omap_drv.h" @@ -26,10 +28,8 @@ module_param_named(ywrap, ywrap_enabled, bool, 0644); * fbdev funcs, to implement legacy fbdev interface on top of drm driver */ -#define to_omap_fbdev(x) container_of(x, struct omap_fbdev, base) - struct omap_fbdev { - struct drm_fb_helper base; + struct drm_device *dev; bool ywrap_enabled; /* for deferred dmm roll when getting called in atomic ctx */ @@ -41,7 +41,7 @@ static struct drm_fb_helper *get_fb(struct fb_info *fbi); static void pan_worker(struct work_struct *work) { struct omap_fbdev *fbdev = container_of(work, struct omap_fbdev, work); - struct drm_fb_helper *helper = &fbdev->base; + struct drm_fb_helper *helper = fbdev->dev->fb_helper; struct fb_info *fbi = helper->info; struct drm_gem_object *bo = drm_gem_fb_get_obj(helper->fb, 0); int npages; @@ -51,24 +51,29 @@ static void pan_worker(struct work_struct *work) omap_gem_roll(bo, fbi->var.yoffset * npages); } -static int omap_fbdev_pan_display(struct fb_var_screeninfo *var, - struct fb_info *fbi) +FB_GEN_DEFAULT_DEFERRED_DMAMEM_OPS(omap_fbdev, + drm_fb_helper_damage_range, + drm_fb_helper_damage_area) + +static int omap_fbdev_pan_display(struct fb_var_screeninfo *var, struct fb_info *fbi) { struct drm_fb_helper *helper = get_fb(fbi); - struct omap_fbdev *fbdev = to_omap_fbdev(helper); + struct omap_drm_private *priv; + struct omap_fbdev *fbdev; if (!helper) goto fallback; + priv = helper->dev->dev_private; + fbdev = priv->fbdev; + if (!fbdev->ywrap_enabled) goto fallback; - if (drm_can_sleep()) { + if (drm_can_sleep()) pan_worker(&fbdev->work); - } else { - struct omap_drm_private *priv = helper->dev->dev_private; + else queue_work(priv->wq, &fbdev->work); - } return 0; @@ -78,11 +83,9 @@ fallback: static int omap_fbdev_fb_mmap(struct fb_info *info, struct vm_area_struct *vma) { - struct drm_fb_helper *helper = info->par; - struct drm_framebuffer *fb = helper->fb; - struct drm_gem_object *bo = drm_gem_fb_get_obj(fb, 0); + vma->vm_page_prot = pgprot_writecombine(vm_get_page_prot(vma->vm_flags)); - return drm_gem_mmap_obj(bo, omap_gem_mmap_size(bo), vma); + return fb_deferred_io_mmap(info, vma); } static void omap_fbdev_fb_destroy(struct fb_info *info) @@ -90,10 +93,10 @@ static void omap_fbdev_fb_destroy(struct fb_info *info) struct drm_fb_helper *helper = info->par; struct drm_framebuffer *fb = helper->fb; struct drm_gem_object *bo = drm_gem_fb_get_obj(fb, 0); - struct omap_fbdev *fbdev = to_omap_fbdev(helper); DBG(); + fb_deferred_io_cleanup(info); drm_fb_helper_fini(helper); omap_gem_unpin(bo); @@ -101,29 +104,57 @@ static void omap_fbdev_fb_destroy(struct fb_info *info) drm_client_release(&helper->client); drm_fb_helper_unprepare(helper); - kfree(fbdev); + kfree(helper); } +/* + * For now, we cannot use FB_DEFAULT_DEFERRED_OPS and fb_deferred_io_mmap() + * because we use write-combine. + */ static const struct fb_ops omap_fb_ops = { .owner = THIS_MODULE, - __FB_DEFAULT_DMAMEM_OPS_RDWR, + __FB_DEFAULT_DEFERRED_OPS_RDWR(omap_fbdev), .fb_check_var = drm_fb_helper_check_var, .fb_set_par = drm_fb_helper_set_par, .fb_setcmap = drm_fb_helper_setcmap, .fb_blank = drm_fb_helper_blank, .fb_pan_display = omap_fbdev_pan_display, - __FB_DEFAULT_DMAMEM_OPS_DRAW, + __FB_DEFAULT_DEFERRED_OPS_DRAW(omap_fbdev), .fb_ioctl = drm_fb_helper_ioctl, .fb_mmap = omap_fbdev_fb_mmap, .fb_destroy = omap_fbdev_fb_destroy, }; -static int omap_fbdev_create(struct drm_fb_helper *helper, - struct drm_fb_helper_surface_size *sizes) +static int omap_fbdev_dirty(struct drm_fb_helper *helper, struct drm_clip_rect *clip) +{ + if (!(clip->x1 < clip->x2 && clip->y1 < clip->y2)) + return 0; + + if (helper->fb->funcs->dirty) + return helper->fb->funcs->dirty(helper->fb, NULL, 0, 0, clip, 1); + + return 0; +} + +static const struct drm_fb_helper_funcs omap_fbdev_helper_funcs = { + .fb_dirty = omap_fbdev_dirty, +}; + +static struct drm_fb_helper *get_fb(struct fb_info *fbi) +{ + if (!fbi || strcmp(fbi->fix.id, MODULE_NAME)) { + /* these are not the fb's you're looking for */ + return NULL; + } + return fbi->par; +} + +int omap_fbdev_driver_fbdev_probe(struct drm_fb_helper *helper, + struct drm_fb_helper_surface_size *sizes) { - struct omap_fbdev *fbdev = to_omap_fbdev(helper); struct drm_device *dev = helper->dev; struct omap_drm_private *priv = dev->dev_private; + struct omap_fbdev *fbdev = priv->fbdev; struct drm_framebuffer *fb = NULL; union omap_gem_size gsize; struct fb_info *fbi = NULL; @@ -201,6 +232,7 @@ static int omap_fbdev_create(struct drm_fb_helper *helper, DBG("fbi=%p, dev=%p", fbi, dev); + helper->funcs = &omap_fbdev_helper_funcs; helper->fb = fb; fbi->fbops = &omap_fb_ops; @@ -213,6 +245,15 @@ static int omap_fbdev_create(struct drm_fb_helper *helper, fbi->fix.smem_start = dma_addr; fbi->fix.smem_len = bo->size; + /* deferred I/O */ + helper->fbdefio.delay = HZ / 20; + helper->fbdefio.deferred_io = drm_fb_helper_deferred_io; + + fbi->fbdefio = &helper->fbdefio; + ret = fb_deferred_io_init(fbi); + if (ret) + goto fail; + /* if we have DMM, then we can use it for scrolling by just * shuffling pages around in DMM rather than doing sw blit. */ @@ -238,103 +279,21 @@ fail: return ret; } -static const struct drm_fb_helper_funcs omap_fb_helper_funcs = { - .fb_probe = omap_fbdev_create, -}; - -static struct drm_fb_helper *get_fb(struct fb_info *fbi) -{ - if (!fbi || strcmp(fbi->fix.id, MODULE_NAME)) { - /* these are not the fb's you're looking for */ - return NULL; - } - return fbi->par; -} - -/* - * struct drm_client - */ - -static void omap_fbdev_client_unregister(struct drm_client_dev *client) -{ - struct drm_fb_helper *fb_helper = drm_fb_helper_from_client(client); - - if (fb_helper->info) { - drm_fb_helper_unregister_info(fb_helper); - } else { - drm_client_release(&fb_helper->client); - drm_fb_helper_unprepare(fb_helper); - kfree(fb_helper); - } -} - -static int omap_fbdev_client_restore(struct drm_client_dev *client) -{ - drm_fb_helper_lastclose(client->dev); - - return 0; -} - -static int omap_fbdev_client_hotplug(struct drm_client_dev *client) -{ - struct drm_fb_helper *fb_helper = drm_fb_helper_from_client(client); - struct drm_device *dev = client->dev; - int ret; - - if (dev->fb_helper) - return drm_fb_helper_hotplug_event(dev->fb_helper); - - ret = drm_fb_helper_init(dev, fb_helper); - if (ret) - goto err_drm_err; - - ret = drm_fb_helper_initial_config(fb_helper); - if (ret) - goto err_drm_fb_helper_fini; - - return 0; - -err_drm_fb_helper_fini: - drm_fb_helper_fini(fb_helper); -err_drm_err: - drm_err(dev, "Failed to setup fbdev emulation (ret=%d)\n", ret); - return ret; -} - -static const struct drm_client_funcs omap_fbdev_client_funcs = { - .owner = THIS_MODULE, - .unregister = omap_fbdev_client_unregister, - .restore = omap_fbdev_client_restore, - .hotplug = omap_fbdev_client_hotplug, -}; - void omap_fbdev_setup(struct drm_device *dev) { + struct omap_drm_private *priv = dev->dev_private; struct omap_fbdev *fbdev; - struct drm_fb_helper *helper; - int ret; drm_WARN(dev, !dev->registered, "Device has not been registered.\n"); drm_WARN(dev, dev->fb_helper, "fb_helper is already set!\n"); - fbdev = kzalloc(sizeof(*fbdev), GFP_KERNEL); + fbdev = drmm_kzalloc(dev, sizeof(*fbdev), GFP_KERNEL); if (!fbdev) return; - helper = &fbdev->base; - - drm_fb_helper_prepare(dev, helper, 32, &omap_fb_helper_funcs); - - ret = drm_client_init(dev, &helper->client, "fbdev", &omap_fbdev_client_funcs); - if (ret) - goto err_drm_client_init; - + fbdev->dev = dev; INIT_WORK(&fbdev->work, pan_worker); - drm_client_register(&helper->client); + priv->fbdev = fbdev; - return; - -err_drm_client_init: - drm_fb_helper_unprepare(helper); - kfree(fbdev); + drm_client_setup(dev, NULL); } diff --git a/drivers/gpu/drm/omapdrm/omap_fbdev.h b/drivers/gpu/drm/omapdrm/omap_fbdev.h index 74c691a8d45f..283e35b42ada 100644 --- a/drivers/gpu/drm/omapdrm/omap_fbdev.h +++ b/drivers/gpu/drm/omapdrm/omap_fbdev.h @@ -10,10 +10,18 @@ #define __OMAPDRM_FBDEV_H__ struct drm_device; +struct drm_fb_helper; +struct drm_fb_helper_surface_size; #ifdef CONFIG_DRM_FBDEV_EMULATION +int omap_fbdev_driver_fbdev_probe(struct drm_fb_helper *helper, + struct drm_fb_helper_surface_size *sizes); +#define OMAP_FBDEV_DRIVER_OPS \ + .fbdev_probe = omap_fbdev_driver_fbdev_probe void omap_fbdev_setup(struct drm_device *dev); #else +#define OMAP_FBDEV_DRIVER_OPS \ + .fbdev_probe = NULL static inline void omap_fbdev_setup(struct drm_device *dev) { } diff --git a/drivers/gpu/drm/omapdrm/omap_gem.c b/drivers/gpu/drm/omapdrm/omap_gem.c index 3421e8389222..b9c67e4ca360 100644 --- a/drivers/gpu/drm/omapdrm/omap_gem.c +++ b/drivers/gpu/drm/omapdrm/omap_gem.c @@ -9,6 +9,7 @@ #include <linux/shmem_fs.h> #include <linux/spinlock.h> #include <linux/pfn_t.h> +#include <linux/vmalloc.h> #include <drm/drm_prime.h> #include <drm/drm_vma_manager.h> @@ -1022,8 +1023,8 @@ struct sg_table *omap_gem_get_sg(struct drm_gem_object *obj, if (addr) { for_each_sg(sgt->sgl, sg, count, i) { - sg_set_page(sg, phys_to_page(addr), len, - offset_in_page(addr)); + sg_set_page(sg, pfn_to_page(__phys_to_pfn(addr)), + len, offset_in_page(addr)); sg_dma_address(sg) = addr; sg_dma_len(sg) = len; @@ -1401,8 +1402,6 @@ struct drm_gem_object *omap_gem_new_dmabuf(struct drm_device *dev, size_t size, omap_obj = to_omap_bo(obj); - mutex_lock(&omap_obj->lock); - omap_obj->sgt = sgt; if (omap_gem_sgt_is_contiguous(sgt, size)) { @@ -1417,21 +1416,17 @@ struct drm_gem_object *omap_gem_new_dmabuf(struct drm_device *dev, size_t size, pages = kcalloc(npages, sizeof(*pages), GFP_KERNEL); if (!pages) { omap_gem_free_object(obj); - obj = ERR_PTR(-ENOMEM); - goto done; + return ERR_PTR(-ENOMEM); } omap_obj->pages = pages; ret = drm_prime_sg_to_page_array(sgt, pages, npages); if (ret) { omap_gem_free_object(obj); - obj = ERR_PTR(-ENOMEM); - goto done; + return ERR_PTR(-ENOMEM); } } -done: - mutex_unlock(&omap_obj->lock); return obj; } diff --git a/drivers/gpu/drm/omapdrm/omap_gem_dmabuf.c b/drivers/gpu/drm/omapdrm/omap_gem_dmabuf.c index 36f9ee4baad3..30cf1cdc1aa3 100644 --- a/drivers/gpu/drm/omapdrm/omap_gem_dmabuf.c +++ b/drivers/gpu/drm/omapdrm/omap_gem_dmabuf.c @@ -11,7 +11,7 @@ #include "omap_drv.h" -MODULE_IMPORT_NS(DMA_BUF); +MODULE_IMPORT_NS("DMA_BUF"); /* ----------------------------------------------------------------------------- * DMABUF Export |