static void perf_show(const char *name) { ktime_t t, setup_time, trans_time; u32 total_bytes; u32 setup_us, trans_us, total_us; t = ktime_get(); setup_time = ktime_sub(rfbi.perf_start_time, rfbi.perf_setup_time); setup_us = (u32)ktime_to_us(setup_time); if (setup_us == 0) setup_us = 1; trans_time = ktime_sub(t, rfbi.perf_start_time); trans_us = (u32)ktime_to_us(trans_time); if (trans_us == 0) trans_us = 1; total_us = setup_us + trans_us; total_bytes = rfbi.perf_bytes; DSSINFO("%s update %u us + %u us = %u us (%uHz), %u bytes, " "%u kbytes/sec\n", name, setup_us, trans_us, total_us, 1000*1000 / total_us, total_bytes, total_bytes * 1000 / total_us); }
static ssize_t overlay_enabled_store(struct omap_overlay *ovl, const char *buf, size_t size) { int r; struct omap_overlay_info info; ovl->get_overlay_info(ovl, &info); info.enabled = simple_strtoul(buf, NULL, 10); DSSINFO("overlay '%s' enabled '%d'\n", ovl->name, info.enabled); r = ovl->set_overlay_info(ovl, &info); if (r) return r; if (ovl->manager) { r = ovl->manager->apply(ovl->manager); if (r) return r; } return size; }
static int dpi_display_resume(struct omap_dss_device *dssdev) { int r = 0; int lcd_channel_ix = 1; int use_dsi_for_hdmi = 0; if (strncmp("hdmi", dssdev->name, 4) == 0) use_dsi_for_hdmi = 1; if (dssdev->channel == OMAP_DSS_CHANNEL_LCD2) { DSSINFO("Lcd channel index 1"); dpi2_base = ioremap(DPI2_BASE, 2000); lcd_channel_ix = 1; } else lcd_channel_ix = 0; if (dssdev->state != OMAP_DSS_DISPLAY_SUSPENDED) return -EINVAL; DSSDBG("dpi_display_resume\n"); dss_clk_enable(DSS_CLK_ICK | DSS_CLK_FCK1); if (use_dsi_for_hdmi) { dss_clk_enable(DSS_CLK_FCK2); enable_vpll2_power(1); if (cpu_is_omap3630()) r = dsi_pll_init(lcd_channel_ix, dssdev, 1, 1); else r = dsi_pll_init(lcd_channel_ix, dssdev, 0, 1); if (r) goto err0; r = dpi_set_mode(dssdev); if (r) goto err1; } if (dssdev->channel == OMAP_DSS_CHANNEL_LCD2) dispc_enable_lcd_out(OMAP_DSS_CHANNEL_LCD2, 1); else dispc_enable_lcd_out(OMAP_DSS_CHANNEL_LCD, 1); if (dssdev->driver->resume) { r = dssdev->driver->resume(dssdev); if (r) goto err2; } dssdev->state = OMAP_DSS_DISPLAY_ACTIVE; /* This is done specifically for HDMI panel * Default HDMI panel timings may not work for all monitors * Reset HDMI panel timings after enabling HDMI. */ if (use_dsi_for_hdmi) dpi_set_timings(dssdev, &dssdev->panel.timings); return 0; err2: if (dssdev->channel == OMAP_DSS_CHANNEL_LCD2) dispc_enable_lcd_out(OMAP_DSS_CHANNEL_LCD2, 0); else dispc_enable_lcd_out(OMAP_DSS_CHANNEL_LCD, 0); if (use_dsi_for_hdmi) { err1: DSSERR("<%s!!> err0: failed to init DSI_PLL = %d\n", __func__, r); dss_select_clk_source(0, 0); dispc_go(OMAP_DSS_CHANNEL_LCD); while (dispc_go_busy(OMAP_DSS_CHANNEL_LCD)) ; dsi_pll_uninit(dsi1); enable_vpll2_power(0); err0: dss_clk_disable(DSS_CLK_FCK2); } dss_clk_disable(DSS_CLK_ICK | DSS_CLK_FCK1); return r; }
static int dpi_display_enable(struct omap_dss_device *dssdev) { int r; int lcd_channel_ix = 1; int use_dsi_for_hdmi = 0; if (strncmp("hdmi", dssdev->name, 4) == 0) use_dsi_for_hdmi = 1; if (dssdev->channel == OMAP_DSS_CHANNEL_LCD2) { DSSINFO("Lcd channel index 1"); dpi2_base = ioremap(DPI2_BASE, 2000); lcd_channel_ix = 1; } else lcd_channel_ix = 0; r = omap_dss_start_device(dssdev); if (r) { DSSERR("failed to start device\n"); goto err0; } if (dssdev->state != OMAP_DSS_DISPLAY_DISABLED) { DSSERR("display already enabled\n"); r = -EINVAL; goto err1; } dss_clk_enable(DSS_CLK_ICK | DSS_CLK_FCK1); r = dpi_basic_init(dssdev); if (r) goto err2; if (use_dsi_for_hdmi) { dss_clk_enable(DSS_CLK_FCK2); enable_vpll2_power(1); if (cpu_is_omap3630()) r = dsi_pll_init(lcd_channel_ix, dssdev, 1, 1); else /*check param 2*/ r = dsi_pll_init(lcd_channel_ix, dssdev, 0, 1); if (r) goto err3; } r = dpi_set_mode(dssdev); if (r) goto err4; mdelay(2); if (cpu_is_omap44xx()) dpi_start_auto_update(dssdev); if (dssdev->channel == OMAP_DSS_CHANNEL_LCD2) dispc_enable_lcd_out(OMAP_DSS_CHANNEL_LCD2, 1); else dispc_enable_lcd_out(OMAP_DSS_CHANNEL_LCD, 1); r = dssdev->driver->enable(dssdev); if (r) goto err5; dssdev->state = OMAP_DSS_DISPLAY_ACTIVE; /* This is done specifically for HDMI panel * Default HDMI panel timings may not work for all monitors * Reset HDMI panel timings after enabling HDMI. */ if (use_dsi_for_hdmi) dpi_set_timings(dssdev, &dssdev->panel.timings); return 0; err5: if (dssdev->channel == OMAP_DSS_CHANNEL_LCD2) dispc_enable_lcd_out(OMAP_DSS_CHANNEL_LCD2, 0); else dispc_enable_lcd_out(OMAP_DSS_CHANNEL_LCD, 0); err4: if (use_dsi_for_hdmi) { dsi_pll_uninit(lcd_channel_ix); enable_vpll2_power(0); err3: dss_clk_disable(DSS_CLK_FCK2); } err2: dss_clk_disable(DSS_CLK_ICK | DSS_CLK_FCK1); err1: omap_dss_stop_device(dssdev); err0: return r; }