Lines Matching refs:isp
82 static void isp_save_ctx(struct isp_device *isp);
84 static void isp_restore_ctx(struct isp_device *isp);
147 void omap3isp_flush(struct isp_device *isp) in omap3isp_flush() argument
149 isp_reg_writel(isp, 0, OMAP3_ISP_IOMEM_MAIN, ISP_REVISION); in omap3isp_flush()
150 isp_reg_readl(isp, OMAP3_ISP_IOMEM_MAIN, ISP_REVISION); in omap3isp_flush()
163 isp_reg_clr_set(xclk->isp, OMAP3_ISP_IOMEM_MAIN, ISP_TCTRL_CTRL, in isp_xclk_update()
168 isp_reg_clr_set(xclk->isp, OMAP3_ISP_IOMEM_MAIN, ISP_TCTRL_CTRL, in isp_xclk_update()
179 omap3isp_get(xclk->isp); in isp_xclk_prepare()
188 omap3isp_put(xclk->isp); in isp_xclk_unprepare()
267 dev_dbg(xclk->isp->dev, "%s: cam_xclk%c set to %lu Hz (div %u)\n", in isp_xclk_set_rate()
287 struct isp_device *isp = data; in isp_xclk_src_get() local
289 if (idx >= ARRAY_SIZE(isp->xclks)) in isp_xclk_src_get()
292 return isp->xclks[idx].clk; in isp_xclk_src_get()
295 static int isp_xclk_init(struct isp_device *isp) in isp_xclk_init() argument
297 struct device_node *np = isp->dev->of_node; in isp_xclk_init()
301 for (i = 0; i < ARRAY_SIZE(isp->xclks); ++i) in isp_xclk_init()
302 isp->xclks[i].clk = ERR_PTR(-EINVAL); in isp_xclk_init()
304 for (i = 0; i < ARRAY_SIZE(isp->xclks); ++i) { in isp_xclk_init()
305 struct isp_xclk *xclk = &isp->xclks[i]; in isp_xclk_init()
307 xclk->isp = isp; in isp_xclk_init()
330 of_clk_add_provider(np, isp_xclk_src_get, isp); in isp_xclk_init()
335 static void isp_xclk_cleanup(struct isp_device *isp) in isp_xclk_cleanup() argument
337 struct device_node *np = isp->dev->of_node; in isp_xclk_cleanup()
343 for (i = 0; i < ARRAY_SIZE(isp->xclks); ++i) { in isp_xclk_cleanup()
344 struct isp_xclk *xclk = &isp->xclks[i]; in isp_xclk_cleanup()
359 static void isp_enable_interrupts(struct isp_device *isp) in isp_enable_interrupts() argument
374 isp_reg_writel(isp, irq, OMAP3_ISP_IOMEM_MAIN, ISP_IRQ0STATUS); in isp_enable_interrupts()
375 isp_reg_writel(isp, irq, OMAP3_ISP_IOMEM_MAIN, ISP_IRQ0ENABLE); in isp_enable_interrupts()
382 static void isp_disable_interrupts(struct isp_device *isp) in isp_disable_interrupts() argument
384 isp_reg_writel(isp, 0, OMAP3_ISP_IOMEM_MAIN, ISP_IRQ0ENABLE); in isp_disable_interrupts()
399 static void isp_core_init(struct isp_device *isp, int idle) in isp_core_init() argument
401 isp_reg_writel(isp, in isp_core_init()
405 ((isp->revision == ISP_REVISION_15_0) ? in isp_core_init()
409 isp_reg_writel(isp, in isp_core_init()
410 (isp->autoidle ? ISPCTRL_SBL_AUTOIDLE : 0) | in isp_core_init()
426 void omap3isp_configure_bridge(struct isp_device *isp, in omap3isp_configure_bridge() argument
433 ispctrl_val = isp_reg_readl(isp, OMAP3_ISP_IOMEM_MAIN, ISP_CTRL); in omap3isp_configure_bridge()
465 isp_reg_writel(isp, ispctrl_val, OMAP3_ISP_IOMEM_MAIN, ISP_CTRL); in omap3isp_configure_bridge()
468 void omap3isp_hist_dma_done(struct isp_device *isp) in omap3isp_hist_dma_done() argument
470 if (omap3isp_ccdc_busy(&isp->isp_ccdc) || in omap3isp_hist_dma_done()
471 omap3isp_stat_pcr_busy(&isp->isp_hist)) { in omap3isp_hist_dma_done()
473 atomic_set(&isp->isp_hist.buf_err, 1); in omap3isp_hist_dma_done()
474 dev_dbg(isp->dev, in omap3isp_hist_dma_done()
479 static inline void isp_isr_dbg(struct isp_device *isp, u32 irqstatus) in isp_isr_dbg() argument
517 dev_dbg(isp->dev, "ISP IRQ: "); in isp_isr_dbg()
526 static void isp_isr_sbl(struct isp_device *isp) in isp_isr_sbl() argument
528 struct device *dev = isp->dev; in isp_isr_sbl()
536 sbl_pcr = isp_reg_readl(isp, OMAP3_ISP_IOMEM_SBL, ISPSBL_PCR); in isp_isr_sbl()
537 isp_reg_writel(isp, sbl_pcr, OMAP3_ISP_IOMEM_SBL, ISPSBL_PCR); in isp_isr_sbl()
544 pipe = to_isp_pipeline(&isp->isp_ccp2.subdev.entity); in isp_isr_sbl()
550 pipe = to_isp_pipeline(&isp->isp_csi2a.subdev.entity); in isp_isr_sbl()
556 pipe = to_isp_pipeline(&isp->isp_ccdc.subdev.entity); in isp_isr_sbl()
562 pipe = to_isp_pipeline(&isp->isp_prev.subdev.entity); in isp_isr_sbl()
571 pipe = to_isp_pipeline(&isp->isp_res.subdev.entity); in isp_isr_sbl()
577 omap3isp_stat_sbl_overflow(&isp->isp_af); in isp_isr_sbl()
580 omap3isp_stat_sbl_overflow(&isp->isp_aewb); in isp_isr_sbl()
597 struct isp_device *isp = _isp; in isp_isr() local
600 irqstatus = isp_reg_readl(isp, OMAP3_ISP_IOMEM_MAIN, ISP_IRQ0STATUS); in isp_isr()
601 isp_reg_writel(isp, irqstatus, OMAP3_ISP_IOMEM_MAIN, ISP_IRQ0STATUS); in isp_isr()
603 isp_isr_sbl(isp); in isp_isr()
606 omap3isp_csi2_isr(&isp->isp_csi2a); in isp_isr()
609 omap3isp_ccp2_isr(&isp->isp_ccp2); in isp_isr()
612 if (isp->isp_ccdc.output & CCDC_OUTPUT_PREVIEW) in isp_isr()
613 omap3isp_preview_isr_frame_sync(&isp->isp_prev); in isp_isr()
614 if (isp->isp_ccdc.output & CCDC_OUTPUT_RESIZER) in isp_isr()
615 omap3isp_resizer_isr_frame_sync(&isp->isp_res); in isp_isr()
616 omap3isp_stat_isr_frame_sync(&isp->isp_aewb); in isp_isr()
617 omap3isp_stat_isr_frame_sync(&isp->isp_af); in isp_isr()
618 omap3isp_stat_isr_frame_sync(&isp->isp_hist); in isp_isr()
622 omap3isp_ccdc_isr(&isp->isp_ccdc, irqstatus & ccdc_events); in isp_isr()
625 if (isp->isp_prev.output & PREVIEW_OUTPUT_RESIZER) in isp_isr()
626 omap3isp_resizer_isr_frame_sync(&isp->isp_res); in isp_isr()
627 omap3isp_preview_isr(&isp->isp_prev); in isp_isr()
631 omap3isp_resizer_isr(&isp->isp_res); in isp_isr()
634 omap3isp_stat_isr(&isp->isp_aewb); in isp_isr()
637 omap3isp_stat_isr(&isp->isp_af); in isp_isr()
640 omap3isp_stat_isr(&isp->isp_hist); in isp_isr()
642 omap3isp_flush(isp); in isp_isr()
645 isp_isr_dbg(isp, irqstatus); in isp_isr()
673 struct isp_device *isp = pipe->output->isp; in isp_pipeline_enable() local
685 if (media_entity_enum_intersects(&pipe->ent_enum, &isp->crashed)) in isp_pipeline_enable()
694 mutex_lock(&isp->media_dev.graph_mutex); in isp_pipeline_enable()
711 mutex_unlock(&isp->media_dev.graph_mutex); in isp_pipeline_enable()
715 if (subdev == &isp->isp_ccdc.subdev) { in isp_pipeline_enable()
716 v4l2_subdev_call(&isp->isp_aewb.subdev, video, in isp_pipeline_enable()
718 v4l2_subdev_call(&isp->isp_af.subdev, video, in isp_pipeline_enable()
720 v4l2_subdev_call(&isp->isp_hist.subdev, video, in isp_pipeline_enable()
726 if (subdev->dev != isp->dev) in isp_pipeline_enable()
730 mutex_unlock(&isp->media_dev.graph_mutex); in isp_pipeline_enable()
735 static int isp_pipeline_wait_resizer(struct isp_device *isp) in isp_pipeline_wait_resizer() argument
737 return omap3isp_resizer_busy(&isp->isp_res); in isp_pipeline_wait_resizer()
740 static int isp_pipeline_wait_preview(struct isp_device *isp) in isp_pipeline_wait_preview() argument
742 return omap3isp_preview_busy(&isp->isp_prev); in isp_pipeline_wait_preview()
745 static int isp_pipeline_wait_ccdc(struct isp_device *isp) in isp_pipeline_wait_ccdc() argument
747 return omap3isp_stat_busy(&isp->isp_af) in isp_pipeline_wait_ccdc()
748 || omap3isp_stat_busy(&isp->isp_aewb) in isp_pipeline_wait_ccdc()
749 || omap3isp_stat_busy(&isp->isp_hist) in isp_pipeline_wait_ccdc()
750 || omap3isp_ccdc_busy(&isp->isp_ccdc); in isp_pipeline_wait_ccdc()
755 static int isp_pipeline_wait(struct isp_device *isp, in isp_pipeline_wait() argument
756 int(*busy)(struct isp_device *isp)) in isp_pipeline_wait() argument
761 if (!busy(isp)) in isp_pipeline_wait()
782 struct isp_device *isp = pipe->output->isp; in isp_pipeline_disable() local
806 if (subdev == &isp->isp_ccdc.subdev) { in isp_pipeline_disable()
807 v4l2_subdev_call(&isp->isp_aewb.subdev, in isp_pipeline_disable()
809 v4l2_subdev_call(&isp->isp_af.subdev, in isp_pipeline_disable()
811 v4l2_subdev_call(&isp->isp_hist.subdev, in isp_pipeline_disable()
818 if (subdev->dev != isp->dev) in isp_pipeline_disable()
821 if (subdev == &isp->isp_res.subdev) in isp_pipeline_disable()
822 ret |= isp_pipeline_wait(isp, isp_pipeline_wait_resizer); in isp_pipeline_disable()
823 else if (subdev == &isp->isp_prev.subdev) in isp_pipeline_disable()
824 ret |= isp_pipeline_wait(isp, isp_pipeline_wait_preview); in isp_pipeline_disable()
825 else if (subdev == &isp->isp_ccdc.subdev) in isp_pipeline_disable()
826 ret |= isp_pipeline_wait(isp, isp_pipeline_wait_ccdc); in isp_pipeline_disable()
841 dev_info(isp->dev, "Unable to stop %s\n", subdev->name); in isp_pipeline_disable()
842 isp->stop_failure = true; in isp_pipeline_disable()
843 if (subdev == &isp->isp_prev.subdev) in isp_pipeline_disable()
844 media_entity_enum_set(&isp->crashed, in isp_pipeline_disable()
983 static int __maybe_unused isp_suspend_modules(struct isp_device *isp) in isp_suspend_modules() argument
987 omap3isp_stat_suspend(&isp->isp_aewb); in isp_suspend_modules()
988 omap3isp_stat_suspend(&isp->isp_af); in isp_suspend_modules()
989 omap3isp_stat_suspend(&isp->isp_hist); in isp_suspend_modules()
990 isp_suspend_module_pipeline(&isp->isp_res.subdev.entity); in isp_suspend_modules()
991 isp_suspend_module_pipeline(&isp->isp_prev.subdev.entity); in isp_suspend_modules()
992 isp_suspend_module_pipeline(&isp->isp_ccdc.subdev.entity); in isp_suspend_modules()
993 isp_suspend_module_pipeline(&isp->isp_csi2a.subdev.entity); in isp_suspend_modules()
994 isp_suspend_module_pipeline(&isp->isp_ccp2.subdev.entity); in isp_suspend_modules()
997 while (omap3isp_stat_busy(&isp->isp_af) in isp_suspend_modules()
998 || omap3isp_stat_busy(&isp->isp_aewb) in isp_suspend_modules()
999 || omap3isp_stat_busy(&isp->isp_hist) in isp_suspend_modules()
1000 || omap3isp_preview_busy(&isp->isp_prev) in isp_suspend_modules()
1001 || omap3isp_resizer_busy(&isp->isp_res) in isp_suspend_modules()
1002 || omap3isp_ccdc_busy(&isp->isp_ccdc)) { in isp_suspend_modules()
1004 dev_info(isp->dev, "can't stop modules.\n"); in isp_suspend_modules()
1017 static void __maybe_unused isp_resume_modules(struct isp_device *isp) in isp_resume_modules() argument
1019 omap3isp_stat_resume(&isp->isp_aewb); in isp_resume_modules()
1020 omap3isp_stat_resume(&isp->isp_af); in isp_resume_modules()
1021 omap3isp_stat_resume(&isp->isp_hist); in isp_resume_modules()
1022 isp_resume_module_pipeline(&isp->isp_res.subdev.entity); in isp_resume_modules()
1023 isp_resume_module_pipeline(&isp->isp_prev.subdev.entity); in isp_resume_modules()
1024 isp_resume_module_pipeline(&isp->isp_ccdc.subdev.entity); in isp_resume_modules()
1025 isp_resume_module_pipeline(&isp->isp_csi2a.subdev.entity); in isp_resume_modules()
1026 isp_resume_module_pipeline(&isp->isp_ccp2.subdev.entity); in isp_resume_modules()
1033 static int isp_reset(struct isp_device *isp) in isp_reset() argument
1037 isp_reg_writel(isp, in isp_reset()
1038 isp_reg_readl(isp, OMAP3_ISP_IOMEM_MAIN, ISP_SYSCONFIG) in isp_reset()
1041 while (!(isp_reg_readl(isp, OMAP3_ISP_IOMEM_MAIN, in isp_reset()
1044 dev_alert(isp->dev, "cannot reset ISP\n"); in isp_reset()
1050 isp->stop_failure = false; in isp_reset()
1051 media_entity_enum_zero(&isp->crashed); in isp_reset()
1062 isp_save_context(struct isp_device *isp, struct isp_reg *reg_list) in isp_save_context() argument
1067 next->val = isp_reg_readl(isp, next->mmio_range, next->reg); in isp_save_context()
1077 isp_restore_context(struct isp_device *isp, struct isp_reg *reg_list) in isp_restore_context() argument
1082 isp_reg_writel(isp, next->val, next->mmio_range, next->reg); in isp_restore_context()
1092 static void isp_save_ctx(struct isp_device *isp) in isp_save_ctx() argument
1094 isp_save_context(isp, isp_reg_list); in isp_save_ctx()
1095 omap_iommu_save_ctx(isp->dev); in isp_save_ctx()
1105 static void isp_restore_ctx(struct isp_device *isp) in isp_restore_ctx() argument
1107 isp_restore_context(isp, isp_reg_list); in isp_restore_ctx()
1108 omap_iommu_restore_ctx(isp->dev); in isp_restore_ctx()
1109 omap3isp_ccdc_restore_context(isp); in isp_restore_ctx()
1110 omap3isp_preview_restore_context(isp); in isp_restore_ctx()
1126 void omap3isp_sbl_enable(struct isp_device *isp, enum isp_sbl_resource res) in omap3isp_sbl_enable() argument
1130 isp->sbl_resources |= res; in omap3isp_sbl_enable()
1132 if (isp->sbl_resources & OMAP3_ISP_SBL_CSI1_READ) in omap3isp_sbl_enable()
1135 if (isp->sbl_resources & OMAP3_ISP_SBL_CCDC_LSC_READ) in omap3isp_sbl_enable()
1138 if (isp->sbl_resources & OMAP3_ISP_SBL_CSI2C_WRITE) in omap3isp_sbl_enable()
1141 if (isp->sbl_resources & OMAP3_ISP_SBL_RESIZER_WRITE) in omap3isp_sbl_enable()
1144 if (isp->sbl_resources & OMAP3_ISP_SBL_WRITE) in omap3isp_sbl_enable()
1147 if (isp->sbl_resources & OMAP3_ISP_SBL_READ) in omap3isp_sbl_enable()
1150 isp_reg_set(isp, OMAP3_ISP_IOMEM_MAIN, ISP_CTRL, sbl); in omap3isp_sbl_enable()
1153 void omap3isp_sbl_disable(struct isp_device *isp, enum isp_sbl_resource res) in omap3isp_sbl_disable() argument
1157 isp->sbl_resources &= ~res; in omap3isp_sbl_disable()
1159 if (!(isp->sbl_resources & OMAP3_ISP_SBL_CSI1_READ)) in omap3isp_sbl_disable()
1162 if (!(isp->sbl_resources & OMAP3_ISP_SBL_CCDC_LSC_READ)) in omap3isp_sbl_disable()
1165 if (!(isp->sbl_resources & OMAP3_ISP_SBL_CSI2C_WRITE)) in omap3isp_sbl_disable()
1168 if (!(isp->sbl_resources & OMAP3_ISP_SBL_RESIZER_WRITE)) in omap3isp_sbl_disable()
1171 if (!(isp->sbl_resources & OMAP3_ISP_SBL_WRITE)) in omap3isp_sbl_disable()
1174 if (!(isp->sbl_resources & OMAP3_ISP_SBL_READ)) in omap3isp_sbl_disable()
1177 isp_reg_clr(isp, OMAP3_ISP_IOMEM_MAIN, ISP_CTRL, sbl); in omap3isp_sbl_disable()
1267 static void __isp_subclk_update(struct isp_device *isp) in __isp_subclk_update() argument
1272 if (isp->subclk_resources & in __isp_subclk_update()
1276 if (isp->subclk_resources & OMAP3_ISP_SUBCLK_HIST) in __isp_subclk_update()
1279 if (isp->subclk_resources & OMAP3_ISP_SUBCLK_RESIZER) in __isp_subclk_update()
1285 if (isp->subclk_resources & OMAP3_ISP_SUBCLK_CCDC) in __isp_subclk_update()
1288 if (isp->subclk_resources & OMAP3_ISP_SUBCLK_PREVIEW) in __isp_subclk_update()
1291 isp_reg_clr_set(isp, OMAP3_ISP_IOMEM_MAIN, ISP_CTRL, in __isp_subclk_update()
1295 void omap3isp_subclk_enable(struct isp_device *isp, in omap3isp_subclk_enable() argument
1298 isp->subclk_resources |= res; in omap3isp_subclk_enable()
1300 __isp_subclk_update(isp); in omap3isp_subclk_enable()
1303 void omap3isp_subclk_disable(struct isp_device *isp, in omap3isp_subclk_disable() argument
1306 isp->subclk_resources &= ~res; in omap3isp_subclk_disable()
1308 __isp_subclk_update(isp); in omap3isp_subclk_disable()
1318 static int isp_enable_clocks(struct isp_device *isp) in isp_enable_clocks() argument
1323 r = clk_prepare_enable(isp->clock[ISP_CLK_CAM_ICK]); in isp_enable_clocks()
1325 dev_err(isp->dev, "failed to enable cam_ick clock\n"); in isp_enable_clocks()
1328 r = clk_set_rate(isp->clock[ISP_CLK_CAM_MCLK], CM_CAM_MCLK_HZ); in isp_enable_clocks()
1330 dev_err(isp->dev, "clk_set_rate for cam_mclk failed\n"); in isp_enable_clocks()
1333 r = clk_prepare_enable(isp->clock[ISP_CLK_CAM_MCLK]); in isp_enable_clocks()
1335 dev_err(isp->dev, "failed to enable cam_mclk clock\n"); in isp_enable_clocks()
1338 rate = clk_get_rate(isp->clock[ISP_CLK_CAM_MCLK]); in isp_enable_clocks()
1340 dev_warn(isp->dev, "unexpected cam_mclk rate:\n" in isp_enable_clocks()
1343 r = clk_prepare_enable(isp->clock[ISP_CLK_CSI2_FCK]); in isp_enable_clocks()
1345 dev_err(isp->dev, "failed to enable csi2_fck clock\n"); in isp_enable_clocks()
1351 clk_disable_unprepare(isp->clock[ISP_CLK_CAM_MCLK]); in isp_enable_clocks()
1353 clk_disable_unprepare(isp->clock[ISP_CLK_CAM_ICK]); in isp_enable_clocks()
1362 static void isp_disable_clocks(struct isp_device *isp) in isp_disable_clocks() argument
1364 clk_disable_unprepare(isp->clock[ISP_CLK_CAM_ICK]); in isp_disable_clocks()
1365 clk_disable_unprepare(isp->clock[ISP_CLK_CAM_MCLK]); in isp_disable_clocks()
1366 clk_disable_unprepare(isp->clock[ISP_CLK_CSI2_FCK]); in isp_disable_clocks()
1376 static int isp_get_clocks(struct isp_device *isp) in isp_get_clocks() argument
1382 clk = devm_clk_get(isp->dev, isp_clocks[i]); in isp_get_clocks()
1384 dev_err(isp->dev, "clk_get %s failed\n", isp_clocks[i]); in isp_get_clocks()
1388 isp->clock[i] = clk; in isp_get_clocks()
1404 static struct isp_device *__omap3isp_get(struct isp_device *isp, bool irq) in __omap3isp_get() argument
1406 struct isp_device *__isp = isp; in __omap3isp_get()
1408 if (isp == NULL) in __omap3isp_get()
1411 mutex_lock(&isp->isp_mutex); in __omap3isp_get()
1412 if (isp->ref_count > 0) in __omap3isp_get()
1415 if (isp_enable_clocks(isp) < 0) { in __omap3isp_get()
1421 if (isp->has_context) in __omap3isp_get()
1422 isp_restore_ctx(isp); in __omap3isp_get()
1425 isp_enable_interrupts(isp); in __omap3isp_get()
1429 isp->ref_count++; in __omap3isp_get()
1430 mutex_unlock(&isp->isp_mutex); in __omap3isp_get()
1435 struct isp_device *omap3isp_get(struct isp_device *isp) in omap3isp_get() argument
1437 return __omap3isp_get(isp, true); in omap3isp_get()
1446 static void __omap3isp_put(struct isp_device *isp, bool save_ctx) in __omap3isp_put() argument
1448 if (isp == NULL) in __omap3isp_put()
1451 mutex_lock(&isp->isp_mutex); in __omap3isp_put()
1452 BUG_ON(isp->ref_count == 0); in __omap3isp_put()
1453 if (--isp->ref_count == 0) { in __omap3isp_put()
1454 isp_disable_interrupts(isp); in __omap3isp_put()
1456 isp_save_ctx(isp); in __omap3isp_put()
1457 isp->has_context = 1; in __omap3isp_put()
1462 if (!media_entity_enum_empty(&isp->crashed) || in __omap3isp_put()
1463 isp->stop_failure) in __omap3isp_put()
1464 isp_reset(isp); in __omap3isp_put()
1465 isp_disable_clocks(isp); in __omap3isp_put()
1467 mutex_unlock(&isp->isp_mutex); in __omap3isp_put()
1470 void omap3isp_put(struct isp_device *isp) in omap3isp_put() argument
1472 __omap3isp_put(isp, true); in omap3isp_put()
1483 #define ISP_PRINT_REGISTER(isp, name)\ argument
1484 dev_dbg(isp->dev, "###ISP " #name "=0x%08x\n", \
1485 isp_reg_readl(isp, OMAP3_ISP_IOMEM_MAIN, ISP_##name))
1486 #define SBL_PRINT_REGISTER(isp, name)\ argument
1487 dev_dbg(isp->dev, "###SBL " #name "=0x%08x\n", \
1488 isp_reg_readl(isp, OMAP3_ISP_IOMEM_SBL, ISPSBL_##name))
1490 void omap3isp_print_status(struct isp_device *isp) in omap3isp_print_status() argument
1492 dev_dbg(isp->dev, "-------------ISP Register dump--------------\n"); in omap3isp_print_status()
1494 ISP_PRINT_REGISTER(isp, SYSCONFIG); in omap3isp_print_status()
1495 ISP_PRINT_REGISTER(isp, SYSSTATUS); in omap3isp_print_status()
1496 ISP_PRINT_REGISTER(isp, IRQ0ENABLE); in omap3isp_print_status()
1497 ISP_PRINT_REGISTER(isp, IRQ0STATUS); in omap3isp_print_status()
1498 ISP_PRINT_REGISTER(isp, TCTRL_GRESET_LENGTH); in omap3isp_print_status()
1499 ISP_PRINT_REGISTER(isp, TCTRL_PSTRB_REPLAY); in omap3isp_print_status()
1500 ISP_PRINT_REGISTER(isp, CTRL); in omap3isp_print_status()
1501 ISP_PRINT_REGISTER(isp, TCTRL_CTRL); in omap3isp_print_status()
1502 ISP_PRINT_REGISTER(isp, TCTRL_FRAME); in omap3isp_print_status()
1503 ISP_PRINT_REGISTER(isp, TCTRL_PSTRB_DELAY); in omap3isp_print_status()
1504 ISP_PRINT_REGISTER(isp, TCTRL_STRB_DELAY); in omap3isp_print_status()
1505 ISP_PRINT_REGISTER(isp, TCTRL_SHUT_DELAY); in omap3isp_print_status()
1506 ISP_PRINT_REGISTER(isp, TCTRL_PSTRB_LENGTH); in omap3isp_print_status()
1507 ISP_PRINT_REGISTER(isp, TCTRL_STRB_LENGTH); in omap3isp_print_status()
1508 ISP_PRINT_REGISTER(isp, TCTRL_SHUT_LENGTH); in omap3isp_print_status()
1510 SBL_PRINT_REGISTER(isp, PCR); in omap3isp_print_status()
1511 SBL_PRINT_REGISTER(isp, SDR_REQ_EXP); in omap3isp_print_status()
1513 dev_dbg(isp->dev, "--------------------------------------------\n"); in omap3isp_print_status()
1537 struct isp_device *isp = dev_get_drvdata(dev); in isp_pm_prepare() local
1540 WARN_ON(mutex_is_locked(&isp->isp_mutex)); in isp_pm_prepare()
1542 if (isp->ref_count == 0) in isp_pm_prepare()
1545 reset = isp_suspend_modules(isp); in isp_pm_prepare()
1546 isp_disable_interrupts(isp); in isp_pm_prepare()
1547 isp_save_ctx(isp); in isp_pm_prepare()
1549 isp_reset(isp); in isp_pm_prepare()
1556 struct isp_device *isp = dev_get_drvdata(dev); in isp_pm_suspend() local
1558 WARN_ON(mutex_is_locked(&isp->isp_mutex)); in isp_pm_suspend()
1560 if (isp->ref_count) in isp_pm_suspend()
1561 isp_disable_clocks(isp); in isp_pm_suspend()
1568 struct isp_device *isp = dev_get_drvdata(dev); in isp_pm_resume() local
1570 if (isp->ref_count == 0) in isp_pm_resume()
1573 return isp_enable_clocks(isp); in isp_pm_resume()
1578 struct isp_device *isp = dev_get_drvdata(dev); in isp_pm_complete() local
1580 if (isp->ref_count == 0) in isp_pm_complete()
1583 isp_restore_ctx(isp); in isp_pm_complete()
1584 isp_enable_interrupts(isp); in isp_pm_complete()
1585 isp_resume_modules(isp); in isp_pm_complete()
1597 static void isp_unregister_entities(struct isp_device *isp) in isp_unregister_entities() argument
1599 media_device_unregister(&isp->media_dev); in isp_unregister_entities()
1601 omap3isp_csi2_unregister_entities(&isp->isp_csi2a); in isp_unregister_entities()
1602 omap3isp_ccp2_unregister_entities(&isp->isp_ccp2); in isp_unregister_entities()
1603 omap3isp_ccdc_unregister_entities(&isp->isp_ccdc); in isp_unregister_entities()
1604 omap3isp_preview_unregister_entities(&isp->isp_prev); in isp_unregister_entities()
1605 omap3isp_resizer_unregister_entities(&isp->isp_res); in isp_unregister_entities()
1606 omap3isp_stat_unregister_entities(&isp->isp_aewb); in isp_unregister_entities()
1607 omap3isp_stat_unregister_entities(&isp->isp_af); in isp_unregister_entities()
1608 omap3isp_stat_unregister_entities(&isp->isp_hist); in isp_unregister_entities()
1610 v4l2_device_unregister(&isp->v4l2_dev); in isp_unregister_entities()
1611 media_device_cleanup(&isp->media_dev); in isp_unregister_entities()
1615 struct isp_device *isp, struct media_entity *entity, in isp_link_entity() argument
1630 input = &isp->isp_ccdc.subdev.entity; in isp_link_entity()
1636 input = &isp->isp_csi2a.subdev.entity; in isp_link_entity()
1643 input = &isp->isp_ccp2.subdev.entity; in isp_link_entity()
1649 input = &isp->isp_csi2c.subdev.entity; in isp_link_entity()
1655 dev_err(isp->dev, "%s: invalid interface type %u\n", __func__, in isp_link_entity()
1667 dev_err(isp->dev, "%s: invalid input %u\n", entity->name, in isp_link_entity()
1677 dev_err(isp->dev, "%s: no source pad in external entity %s\n", in isp_link_entity()
1685 static int isp_register_entities(struct isp_device *isp) in isp_register_entities() argument
1689 isp->media_dev.dev = isp->dev; in isp_register_entities()
1690 strscpy(isp->media_dev.model, "TI OMAP3 ISP", in isp_register_entities()
1691 sizeof(isp->media_dev.model)); in isp_register_entities()
1692 isp->media_dev.hw_revision = isp->revision; in isp_register_entities()
1693 isp->media_dev.ops = &isp_media_ops; in isp_register_entities()
1694 media_device_init(&isp->media_dev); in isp_register_entities()
1696 isp->v4l2_dev.mdev = &isp->media_dev; in isp_register_entities()
1697 ret = v4l2_device_register(isp->dev, &isp->v4l2_dev); in isp_register_entities()
1699 dev_err(isp->dev, "%s: V4L2 device registration failed (%d)\n", in isp_register_entities()
1705 ret = omap3isp_ccp2_register_entities(&isp->isp_ccp2, &isp->v4l2_dev); in isp_register_entities()
1709 ret = omap3isp_csi2_register_entities(&isp->isp_csi2a, &isp->v4l2_dev); in isp_register_entities()
1713 ret = omap3isp_ccdc_register_entities(&isp->isp_ccdc, &isp->v4l2_dev); in isp_register_entities()
1717 ret = omap3isp_preview_register_entities(&isp->isp_prev, in isp_register_entities()
1718 &isp->v4l2_dev); in isp_register_entities()
1722 ret = omap3isp_resizer_register_entities(&isp->isp_res, &isp->v4l2_dev); in isp_register_entities()
1726 ret = omap3isp_stat_register_entities(&isp->isp_aewb, &isp->v4l2_dev); in isp_register_entities()
1730 ret = omap3isp_stat_register_entities(&isp->isp_af, &isp->v4l2_dev); in isp_register_entities()
1734 ret = omap3isp_stat_register_entities(&isp->isp_hist, &isp->v4l2_dev); in isp_register_entities()
1740 isp_unregister_entities(isp); in isp_register_entities()
1754 static int isp_create_links(struct isp_device *isp) in isp_create_links() argument
1760 &isp->isp_csi2a.subdev.entity, CSI2_PAD_SOURCE, in isp_create_links()
1761 &isp->isp_csi2a.video_out.video.entity, 0, 0); in isp_create_links()
1766 &isp->isp_ccp2.video_in.video.entity, 0, in isp_create_links()
1767 &isp->isp_ccp2.subdev.entity, CCP2_PAD_SINK, 0); in isp_create_links()
1772 &isp->isp_ccdc.subdev.entity, CCDC_PAD_SOURCE_OF, in isp_create_links()
1773 &isp->isp_ccdc.video_out.video.entity, 0, 0); in isp_create_links()
1778 &isp->isp_prev.video_in.video.entity, 0, in isp_create_links()
1779 &isp->isp_prev.subdev.entity, PREV_PAD_SINK, 0); in isp_create_links()
1784 &isp->isp_prev.subdev.entity, PREV_PAD_SOURCE, in isp_create_links()
1785 &isp->isp_prev.video_out.video.entity, 0, 0); in isp_create_links()
1790 &isp->isp_res.video_in.video.entity, 0, in isp_create_links()
1791 &isp->isp_res.subdev.entity, RESZ_PAD_SINK, 0); in isp_create_links()
1796 &isp->isp_res.subdev.entity, RESZ_PAD_SOURCE, in isp_create_links()
1797 &isp->isp_res.video_out.video.entity, 0, 0); in isp_create_links()
1804 &isp->isp_csi2a.subdev.entity, CSI2_PAD_SOURCE, in isp_create_links()
1805 &isp->isp_ccdc.subdev.entity, CCDC_PAD_SINK, 0); in isp_create_links()
1810 &isp->isp_ccp2.subdev.entity, CCP2_PAD_SOURCE, in isp_create_links()
1811 &isp->isp_ccdc.subdev.entity, CCDC_PAD_SINK, 0); in isp_create_links()
1816 &isp->isp_ccdc.subdev.entity, CCDC_PAD_SOURCE_VP, in isp_create_links()
1817 &isp->isp_prev.subdev.entity, PREV_PAD_SINK, 0); in isp_create_links()
1822 &isp->isp_ccdc.subdev.entity, CCDC_PAD_SOURCE_OF, in isp_create_links()
1823 &isp->isp_res.subdev.entity, RESZ_PAD_SINK, 0); in isp_create_links()
1828 &isp->isp_prev.subdev.entity, PREV_PAD_SOURCE, in isp_create_links()
1829 &isp->isp_res.subdev.entity, RESZ_PAD_SINK, 0); in isp_create_links()
1834 &isp->isp_ccdc.subdev.entity, CCDC_PAD_SOURCE_VP, in isp_create_links()
1835 &isp->isp_aewb.subdev.entity, 0, in isp_create_links()
1841 &isp->isp_ccdc.subdev.entity, CCDC_PAD_SOURCE_VP, in isp_create_links()
1842 &isp->isp_af.subdev.entity, 0, in isp_create_links()
1848 &isp->isp_ccdc.subdev.entity, CCDC_PAD_SOURCE_VP, in isp_create_links()
1849 &isp->isp_hist.subdev.entity, 0, in isp_create_links()
1857 static void isp_cleanup_modules(struct isp_device *isp) in isp_cleanup_modules() argument
1859 omap3isp_h3a_aewb_cleanup(isp); in isp_cleanup_modules()
1860 omap3isp_h3a_af_cleanup(isp); in isp_cleanup_modules()
1861 omap3isp_hist_cleanup(isp); in isp_cleanup_modules()
1862 omap3isp_resizer_cleanup(isp); in isp_cleanup_modules()
1863 omap3isp_preview_cleanup(isp); in isp_cleanup_modules()
1864 omap3isp_ccdc_cleanup(isp); in isp_cleanup_modules()
1865 omap3isp_ccp2_cleanup(isp); in isp_cleanup_modules()
1866 omap3isp_csi2_cleanup(isp); in isp_cleanup_modules()
1867 omap3isp_csiphy_cleanup(isp); in isp_cleanup_modules()
1870 static int isp_initialize_modules(struct isp_device *isp) in isp_initialize_modules() argument
1874 ret = omap3isp_csiphy_init(isp); in isp_initialize_modules()
1876 dev_err(isp->dev, "CSI PHY initialization failed\n"); in isp_initialize_modules()
1880 ret = omap3isp_csi2_init(isp); in isp_initialize_modules()
1882 dev_err(isp->dev, "CSI2 initialization failed\n"); in isp_initialize_modules()
1886 ret = omap3isp_ccp2_init(isp); in isp_initialize_modules()
1889 dev_err(isp->dev, "CCP2 initialization failed\n"); in isp_initialize_modules()
1893 ret = omap3isp_ccdc_init(isp); in isp_initialize_modules()
1895 dev_err(isp->dev, "CCDC initialization failed\n"); in isp_initialize_modules()
1899 ret = omap3isp_preview_init(isp); in isp_initialize_modules()
1901 dev_err(isp->dev, "Preview initialization failed\n"); in isp_initialize_modules()
1905 ret = omap3isp_resizer_init(isp); in isp_initialize_modules()
1907 dev_err(isp->dev, "Resizer initialization failed\n"); in isp_initialize_modules()
1911 ret = omap3isp_hist_init(isp); in isp_initialize_modules()
1913 dev_err(isp->dev, "Histogram initialization failed\n"); in isp_initialize_modules()
1917 ret = omap3isp_h3a_aewb_init(isp); in isp_initialize_modules()
1919 dev_err(isp->dev, "H3A AEWB initialization failed\n"); in isp_initialize_modules()
1923 ret = omap3isp_h3a_af_init(isp); in isp_initialize_modules()
1925 dev_err(isp->dev, "H3A AF initialization failed\n"); in isp_initialize_modules()
1932 omap3isp_h3a_aewb_cleanup(isp); in isp_initialize_modules()
1934 omap3isp_hist_cleanup(isp); in isp_initialize_modules()
1936 omap3isp_resizer_cleanup(isp); in isp_initialize_modules()
1938 omap3isp_preview_cleanup(isp); in isp_initialize_modules()
1940 omap3isp_ccdc_cleanup(isp); in isp_initialize_modules()
1942 omap3isp_ccp2_cleanup(isp); in isp_initialize_modules()
1944 omap3isp_csi2_cleanup(isp); in isp_initialize_modules()
1946 omap3isp_csiphy_cleanup(isp); in isp_initialize_modules()
1951 static void isp_detach_iommu(struct isp_device *isp) in isp_detach_iommu() argument
1954 arm_iommu_detach_device(isp->dev); in isp_detach_iommu()
1955 arm_iommu_release_mapping(isp->mapping); in isp_detach_iommu()
1956 isp->mapping = NULL; in isp_detach_iommu()
1960 static int isp_attach_iommu(struct isp_device *isp) in isp_attach_iommu() argument
1972 dev_err(isp->dev, "failed to create ARM IOMMU mapping\n"); in isp_attach_iommu()
1976 isp->mapping = mapping; in isp_attach_iommu()
1979 ret = arm_iommu_attach_device(isp->dev, mapping); in isp_attach_iommu()
1981 dev_err(isp->dev, "failed to attach device to VA mapping\n"); in isp_attach_iommu()
1988 arm_iommu_release_mapping(isp->mapping); in isp_attach_iommu()
1989 isp->mapping = NULL; in isp_attach_iommu()
2004 struct isp_device *isp = platform_get_drvdata(pdev); in isp_remove() local
2006 v4l2_async_notifier_unregister(&isp->notifier); in isp_remove()
2007 isp_unregister_entities(isp); in isp_remove()
2008 isp_cleanup_modules(isp); in isp_remove()
2009 isp_xclk_cleanup(isp); in isp_remove()
2011 __omap3isp_get(isp, false); in isp_remove()
2012 isp_detach_iommu(isp); in isp_remove()
2013 __omap3isp_put(isp, false); in isp_remove()
2015 media_entity_enum_cleanup(&isp->crashed); in isp_remove()
2016 v4l2_async_notifier_cleanup(&isp->notifier); in isp_remove()
2018 kfree(isp); in isp_remove()
2031 struct isp_device *isp = container_of(async, struct isp_device, in isp_subdev_notifier_complete() local
2033 struct v4l2_device *v4l2_dev = &isp->v4l2_dev; in isp_subdev_notifier_complete()
2037 mutex_lock(&isp->media_dev.graph_mutex); in isp_subdev_notifier_complete()
2039 ret = media_entity_enum_init(&isp->crashed, &isp->media_dev); in isp_subdev_notifier_complete()
2041 mutex_unlock(&isp->media_dev.graph_mutex); in isp_subdev_notifier_complete()
2046 if (sd->notifier != &isp->notifier) in isp_subdev_notifier_complete()
2049 ret = isp_link_entity(isp, &sd->entity, in isp_subdev_notifier_complete()
2052 mutex_unlock(&isp->media_dev.graph_mutex); in isp_subdev_notifier_complete()
2057 mutex_unlock(&isp->media_dev.graph_mutex); in isp_subdev_notifier_complete()
2059 ret = v4l2_device_register_subdev_nodes(&isp->v4l2_dev); in isp_subdev_notifier_complete()
2063 return media_device_register(&isp->media_dev); in isp_subdev_notifier_complete()
2154 static int isp_parse_of_endpoints(struct isp_device *isp) in isp_parse_of_endpoints() argument
2161 dev_fwnode(isp->dev), ISP_OF_PHY_PARALLEL, 0, in isp_parse_of_endpoints()
2170 dev_dbg(isp->dev, "parsing parallel interface\n"); in isp_parse_of_endpoints()
2176 &isp->notifier, ep, struct isp_async_subdev); in isp_parse_of_endpoints()
2178 isp_parse_of_parallel_endpoint(isp->dev, &vep, &isd->bus); in isp_parse_of_endpoints()
2191 dev_fwnode(isp->dev), isp_bus_interfaces[i].phy, 0, in isp_parse_of_endpoints()
2197 dev_dbg(isp->dev, "parsing serial interface %u, node %pOF\n", i, in isp_parse_of_endpoints()
2215 &isp->notifier, ep, struct isp_async_subdev); in isp_parse_of_endpoints()
2222 isp_parse_of_csi2_endpoint(isp->dev, &vep, &isd->bus); in isp_parse_of_endpoints()
2228 isp_parse_of_csi1_endpoint(isp->dev, &vep, in isp_parse_of_endpoints()
2260 struct isp_device *isp; in isp_probe() local
2265 isp = kzalloc(sizeof(*isp), GFP_KERNEL); in isp_probe()
2266 if (!isp) { in isp_probe()
2272 "ti,phy-type", &isp->phy_type); in isp_probe()
2276 isp->syscon = syscon_regmap_lookup_by_phandle(pdev->dev.of_node, in isp_probe()
2278 if (IS_ERR(isp->syscon)) { in isp_probe()
2279 ret = PTR_ERR(isp->syscon); in isp_probe()
2284 "syscon", 1, &isp->syscon_offset); in isp_probe()
2288 isp->autoidle = autoidle; in isp_probe()
2290 mutex_init(&isp->isp_mutex); in isp_probe()
2291 spin_lock_init(&isp->stat_lock); in isp_probe()
2292 v4l2_async_notifier_init(&isp->notifier); in isp_probe()
2293 isp->dev = &pdev->dev; in isp_probe()
2295 ret = isp_parse_of_endpoints(isp); in isp_probe()
2299 isp->ref_count = 0; in isp_probe()
2301 ret = dma_coerce_mask_and_coherent(isp->dev, DMA_BIT_MASK(32)); in isp_probe()
2305 platform_set_drvdata(pdev, isp); in isp_probe()
2308 isp->isp_csiphy1.vdd = devm_regulator_get(&pdev->dev, "vdd-csiphy1"); in isp_probe()
2309 if (IS_ERR(isp->isp_csiphy1.vdd)) { in isp_probe()
2310 ret = PTR_ERR(isp->isp_csiphy1.vdd); in isp_probe()
2314 isp->isp_csiphy2.vdd = devm_regulator_get(&pdev->dev, "vdd-csiphy2"); in isp_probe()
2315 if (IS_ERR(isp->isp_csiphy2.vdd)) { in isp_probe()
2316 ret = PTR_ERR(isp->isp_csiphy2.vdd); in isp_probe()
2334 isp->mmio_base[map_idx] = in isp_probe()
2335 devm_ioremap_resource(isp->dev, mem); in isp_probe()
2336 if (IS_ERR(isp->mmio_base[map_idx])) { in isp_probe()
2337 ret = PTR_ERR(isp->mmio_base[map_idx]); in isp_probe()
2342 ret = isp_get_clocks(isp); in isp_probe()
2346 ret = clk_enable(isp->clock[ISP_CLK_CAM_ICK]); in isp_probe()
2350 isp->revision = isp_reg_readl(isp, OMAP3_ISP_IOMEM_MAIN, ISP_REVISION); in isp_probe()
2351 dev_info(isp->dev, "Revision %d.%d found\n", in isp_probe()
2352 (isp->revision & 0xf0) >> 4, isp->revision & 0x0f); in isp_probe()
2354 clk_disable(isp->clock[ISP_CLK_CAM_ICK]); in isp_probe()
2356 if (__omap3isp_get(isp, false) == NULL) { in isp_probe()
2361 ret = isp_reset(isp); in isp_probe()
2365 ret = isp_xclk_init(isp); in isp_probe()
2371 if (isp->revision == isp_res_maps[m].isp_rev) in isp_probe()
2375 dev_err(isp->dev, "No resource map found for ISP rev %d.%d\n", in isp_probe()
2376 (isp->revision & 0xf0) >> 4, isp->revision & 0xf); in isp_probe()
2382 isp->mmio_base[i] = in isp_probe()
2383 isp->mmio_base[0] + isp_res_maps[m].offset[i]; in isp_probe()
2386 isp->mmio_base[i] = in isp_probe()
2387 isp->mmio_base[OMAP3_ISP_IOMEM_CSI2A_REGS1] in isp_probe()
2390 isp->mmio_hist_base_phys = in isp_probe()
2394 ret = isp_attach_iommu(isp); in isp_probe()
2406 isp->irq_num = ret; in isp_probe()
2408 if (devm_request_irq(isp->dev, isp->irq_num, isp_isr, IRQF_SHARED, in isp_probe()
2409 "OMAP3 ISP", isp)) { in isp_probe()
2410 dev_err(isp->dev, "Unable to request IRQ\n"); in isp_probe()
2416 ret = isp_initialize_modules(isp); in isp_probe()
2420 ret = isp_register_entities(isp); in isp_probe()
2424 ret = isp_create_links(isp); in isp_probe()
2428 isp->notifier.ops = &isp_subdev_notifier_ops; in isp_probe()
2430 ret = v4l2_async_notifier_register(&isp->v4l2_dev, &isp->notifier); in isp_probe()
2434 isp_core_init(isp, 1); in isp_probe()
2435 omap3isp_put(isp); in isp_probe()
2440 isp_unregister_entities(isp); in isp_probe()
2442 isp_cleanup_modules(isp); in isp_probe()
2444 isp_detach_iommu(isp); in isp_probe()
2446 isp_xclk_cleanup(isp); in isp_probe()
2447 __omap3isp_put(isp, false); in isp_probe()
2449 v4l2_async_notifier_cleanup(&isp->notifier); in isp_probe()
2450 mutex_destroy(&isp->isp_mutex); in isp_probe()
2452 kfree(isp); in isp_probe()