diff --git a/drivers/gpu/Makefile b/drivers/gpu/Makefile index d8a22c2a579d458c17f4fd5d7b57f5bdee13cf65..70da9eb52a42cb623c887ca91e31fa250f8fd33f 100644 --- a/drivers/gpu/Makefile +++ b/drivers/gpu/Makefile @@ -1,2 +1,3 @@ obj-y += drm/ vga/ obj-$(CONFIG_TEGRA_HOST1X) += host1x/ +obj-$(CONFIG_IMX_IPUV3_CORE) += ipu-v3/ diff --git a/drivers/gpu/ipu-v3/Kconfig b/drivers/gpu/ipu-v3/Kconfig new file mode 100644 index 0000000000000000000000000000000000000000..2f228a2f2a4849fc8afaf87ff7feade756d222ce --- /dev/null +++ b/drivers/gpu/ipu-v3/Kconfig @@ -0,0 +1,7 @@ +config IMX_IPUV3_CORE + tristate "IPUv3 core support" + depends on SOC_IMX5 || SOC_IMX6Q || SOC_IMX6SL || ARCH_MULTIPLATFORM + depends on RESET_CONTROLLER + help + Choose this if you have a i.MX5/6 system and want to use the Image + Processing Unit. This option only enables IPU base support. diff --git a/drivers/staging/imx-drm/ipu-v3/Makefile b/drivers/gpu/ipu-v3/Makefile similarity index 51% rename from drivers/staging/imx-drm/ipu-v3/Makefile rename to drivers/gpu/ipu-v3/Makefile index 28ed72e98a96bf2d5e858c8304f4d0b9153938d6..1887972b4ac299b3a40c6669d2e22fb6b5d1646b 100644 --- a/drivers/staging/imx-drm/ipu-v3/Makefile +++ b/drivers/gpu/ipu-v3/Makefile @@ -1,3 +1,3 @@ -obj-$(CONFIG_DRM_IMX_IPUV3_CORE) += imx-ipu-v3.o +obj-$(CONFIG_IMX_IPUV3_CORE) += imx-ipu-v3.o -imx-ipu-v3-objs := ipu-common.o ipu-dc.o ipu-di.o ipu-dp.o ipu-dmfc.o +imx-ipu-v3-objs := ipu-common.o ipu-dc.o ipu-di.o ipu-dp.o ipu-dmfc.o ipu-smfc.o diff --git a/drivers/staging/imx-drm/ipu-v3/ipu-common.c b/drivers/gpu/ipu-v3/ipu-common.c similarity index 94% rename from drivers/staging/imx-drm/ipu-v3/ipu-common.c rename to drivers/gpu/ipu-v3/ipu-common.c index ca85d3d70ae3f454cb019844590183af58356ce9..719788ce7d9f7d56f4e605a3b79fdc1e102047c6 100644 --- a/drivers/staging/imx-drm/ipu-v3/ipu-common.c +++ b/drivers/gpu/ipu-v3/ipu-common.c @@ -31,7 +31,7 @@ #include <drm/drm_fourcc.h> -#include "imx-ipu-v3.h" +#include <video/imx-ipu-v3.h> #include "ipu-prv.h" static inline u32 ipu_cm_read(struct ipu_soc *ipu, unsigned offset) @@ -661,6 +661,39 @@ int ipu_module_disable(struct ipu_soc *ipu, u32 mask) } EXPORT_SYMBOL_GPL(ipu_module_disable); +int ipu_csi_enable(struct ipu_soc *ipu, int csi) +{ + return ipu_module_enable(ipu, csi ? IPU_CONF_CSI1_EN : IPU_CONF_CSI0_EN); +} +EXPORT_SYMBOL_GPL(ipu_csi_enable); + +int ipu_csi_disable(struct ipu_soc *ipu, int csi) +{ + return ipu_module_disable(ipu, csi ? IPU_CONF_CSI1_EN : IPU_CONF_CSI0_EN); +} +EXPORT_SYMBOL_GPL(ipu_csi_disable); + +int ipu_smfc_enable(struct ipu_soc *ipu) +{ + return ipu_module_enable(ipu, IPU_CONF_SMFC_EN); +} +EXPORT_SYMBOL_GPL(ipu_smfc_enable); + +int ipu_smfc_disable(struct ipu_soc *ipu) +{ + return ipu_module_disable(ipu, IPU_CONF_SMFC_EN); +} +EXPORT_SYMBOL_GPL(ipu_smfc_disable); + +int ipu_idmac_get_current_buffer(struct ipuv3_channel *channel) +{ + struct ipu_soc *ipu = channel->ipu; + unsigned int chno = channel->num; + + return (ipu_cm_read(ipu, IPU_CHA_CUR_BUF(chno)) & idma_mask(chno)) ? 1 : 0; +} +EXPORT_SYMBOL_GPL(ipu_idmac_get_current_buffer); + void ipu_idmac_select_buffer(struct ipuv3_channel *channel, u32 buf_num) { struct ipu_soc *ipu = channel->ipu; @@ -874,8 +907,17 @@ static int ipu_submodules_init(struct ipu_soc *ipu, goto err_dp; } + ret = ipu_smfc_init(ipu, dev, ipu_base + + devtype->cm_ofs + IPU_CM_SMFC_REG_OFS); + if (ret) { + unit = "smfc"; + goto err_smfc; + } + return 0; +err_smfc: + ipu_dp_exit(ipu); err_dp: ipu_dmfc_exit(ipu); err_dmfc: @@ -947,6 +989,7 @@ EXPORT_SYMBOL_GPL(ipu_idmac_channel_irq); static void ipu_submodules_exit(struct ipu_soc *ipu) { + ipu_smfc_exit(ipu); ipu_dp_exit(ipu); ipu_dmfc_exit(ipu); ipu_dc_exit(ipu); @@ -971,6 +1014,7 @@ static void platform_device_unregister_children(struct platform_device *pdev) struct ipu_platform_reg { struct ipu_client_platformdata pdata; const char *name; + int reg_offset; }; static const struct ipu_platform_reg client_reg[] = { @@ -992,13 +1036,29 @@ static const struct ipu_platform_reg client_reg[] = { .dma[1] = -EINVAL, }, .name = "imx-ipuv3-crtc", + }, { + .pdata = { + .csi = 0, + .dma[0] = IPUV3_CHANNEL_CSI0, + .dma[1] = -EINVAL, + }, + .reg_offset = IPU_CM_CSI0_REG_OFS, + .name = "imx-ipuv3-camera", + }, { + .pdata = { + .csi = 1, + .dma[0] = IPUV3_CHANNEL_CSI1, + .dma[1] = -EINVAL, + }, + .reg_offset = IPU_CM_CSI1_REG_OFS, + .name = "imx-ipuv3-camera", }, }; static DEFINE_MUTEX(ipu_client_id_mutex); static int ipu_client_id; -static int ipu_add_client_devices(struct ipu_soc *ipu) +static int ipu_add_client_devices(struct ipu_soc *ipu, unsigned long ipu_base) { struct device *dev = ipu->dev; unsigned i; @@ -1012,9 +1072,19 @@ static int ipu_add_client_devices(struct ipu_soc *ipu) for (i = 0; i < ARRAY_SIZE(client_reg); i++) { const struct ipu_platform_reg *reg = &client_reg[i]; struct platform_device *pdev; - - pdev = platform_device_register_data(dev, reg->name, - id++, ®->pdata, sizeof(reg->pdata)); + struct resource res; + + if (reg->reg_offset) { + memset(&res, 0, sizeof(res)); + res.flags = IORESOURCE_MEM; + res.start = ipu_base + ipu->devtype->cm_ofs + reg->reg_offset; + res.end = res.start + PAGE_SIZE - 1; + pdev = platform_device_register_resndata(dev, reg->name, + id++, &res, 1, ®->pdata, sizeof(reg->pdata)); + } else { + pdev = platform_device_register_data(dev, reg->name, + id++, ®->pdata, sizeof(reg->pdata)); + } if (IS_ERR(pdev)) goto err_register; @@ -1210,7 +1280,7 @@ static int ipu_probe(struct platform_device *pdev) if (ret) goto failed_submodules_init; - ret = ipu_add_client_devices(ipu); + ret = ipu_add_client_devices(ipu, ipu_base); if (ret) { dev_err(&pdev->dev, "adding client devices failed with %d\n", ret); diff --git a/drivers/staging/imx-drm/ipu-v3/ipu-dc.c b/drivers/gpu/ipu-v3/ipu-dc.c similarity index 99% rename from drivers/staging/imx-drm/ipu-v3/ipu-dc.c rename to drivers/gpu/ipu-v3/ipu-dc.c index d5de8bb5c803f87b84dbfea1a2aaac5843f3661a..9f1e5efa3acfa97600cecaa0ff19c807311ea680 100644 --- a/drivers/staging/imx-drm/ipu-v3/ipu-dc.c +++ b/drivers/gpu/ipu-v3/ipu-dc.c @@ -20,8 +20,7 @@ #include <linux/delay.h> #include <linux/io.h> -#include "../imx-drm.h" -#include "imx-ipu-v3.h" +#include <video/imx-ipu-v3.h> #include "ipu-prv.h" #define DC_MAP_CONF_PTR(n) (0x108 + ((n) & ~0x1) * 2) diff --git a/drivers/staging/imx-drm/ipu-v3/ipu-di.c b/drivers/gpu/ipu-v3/ipu-di.c similarity index 99% rename from drivers/staging/imx-drm/ipu-v3/ipu-di.c rename to drivers/gpu/ipu-v3/ipu-di.c index 82a9ebad697c76b13181d809fa5c53c6d5200f62..42e60b447ae79e8ce3f9b4e85a8e3cbedf4c415b 100644 --- a/drivers/staging/imx-drm/ipu-v3/ipu-di.c +++ b/drivers/gpu/ipu-v3/ipu-di.c @@ -20,7 +20,7 @@ #include <linux/err.h> #include <linux/platform_device.h> -#include "imx-ipu-v3.h" +#include <video/imx-ipu-v3.h> #include "ipu-prv.h" struct ipu_di { diff --git a/drivers/staging/imx-drm/ipu-v3/ipu-dmfc.c b/drivers/gpu/ipu-v3/ipu-dmfc.c similarity index 99% rename from drivers/staging/imx-drm/ipu-v3/ipu-dmfc.c rename to drivers/gpu/ipu-v3/ipu-dmfc.c index 45213017fa4b3557e680843f05fad4adf4b19227..e1493ab36ca277a6849b975a1c900998043ac2fd 100644 --- a/drivers/staging/imx-drm/ipu-v3/ipu-dmfc.c +++ b/drivers/gpu/ipu-v3/ipu-dmfc.c @@ -17,7 +17,7 @@ #include <linux/errno.h> #include <linux/io.h> -#include "imx-ipu-v3.h" +#include <video/imx-ipu-v3.h> #include "ipu-prv.h" #define DMFC_RD_CHAN 0x0000 diff --git a/drivers/staging/imx-drm/ipu-v3/ipu-dp.c b/drivers/gpu/ipu-v3/ipu-dp.c similarity index 99% rename from drivers/staging/imx-drm/ipu-v3/ipu-dp.c rename to drivers/gpu/ipu-v3/ipu-dp.c index 58f87c8d7c07ad611a09d0c0bae62df482adb121..e17fa3f7c4b6763fb5df46ed0ab24d6bd6244944 100644 --- a/drivers/staging/imx-drm/ipu-v3/ipu-dp.c +++ b/drivers/gpu/ipu-v3/ipu-dp.c @@ -19,7 +19,7 @@ #include <linux/io.h> #include <linux/err.h> -#include "imx-ipu-v3.h" +#include <video/imx-ipu-v3.h> #include "ipu-prv.h" #define DP_SYNC 0 diff --git a/drivers/staging/imx-drm/ipu-v3/ipu-prv.h b/drivers/gpu/ipu-v3/ipu-prv.h similarity index 96% rename from drivers/staging/imx-drm/ipu-v3/ipu-prv.h rename to drivers/gpu/ipu-v3/ipu-prv.h index 4df00501adc210c9b4406d421be644e5cf8f8d51..acf181183f0be7a2c970a3352556bd815f2d0ca6 100644 --- a/drivers/staging/imx-drm/ipu-v3/ipu-prv.h +++ b/drivers/gpu/ipu-v3/ipu-prv.h @@ -22,7 +22,7 @@ struct ipu_soc; #include <linux/clk.h> #include <linux/platform_device.h> -#include "imx-ipu-v3.h" +#include <video/imx-ipu-v3.h> #define IPUV3_CHANNEL_CSI0 0 #define IPUV3_CHANNEL_CSI1 1 @@ -151,6 +151,8 @@ struct ipuv3_channel { struct ipu_dc_priv; struct ipu_dmfc_priv; struct ipu_di; +struct ipu_smfc_priv; + struct ipu_devtype; struct ipu_soc { @@ -178,6 +180,7 @@ struct ipu_soc { struct ipu_dp_priv *dp_priv; struct ipu_dmfc_priv *dmfc_priv; struct ipu_di *di_priv[2]; + struct ipu_smfc_priv *smfc_priv; }; void ipu_srm_dp_sync_update(struct ipu_soc *ipu); @@ -203,4 +206,7 @@ void ipu_dc_exit(struct ipu_soc *ipu); int ipu_cpmem_init(struct ipu_soc *ipu, struct device *dev, unsigned long base); void ipu_cpmem_exit(struct ipu_soc *ipu); +int ipu_smfc_init(struct ipu_soc *ipu, struct device *dev, unsigned long base); +void ipu_smfc_exit(struct ipu_soc *ipu); + #endif /* __IPU_PRV_H__ */ diff --git a/drivers/gpu/ipu-v3/ipu-smfc.c b/drivers/gpu/ipu-v3/ipu-smfc.c new file mode 100644 index 0000000000000000000000000000000000000000..e4f85ad286fc10a27aeadb51a842951b60e4efd5 --- /dev/null +++ b/drivers/gpu/ipu-v3/ipu-smfc.c @@ -0,0 +1,97 @@ +/* + * Copyright 2008-2010 Freescale Semiconductor, Inc. All Rights Reserved. + * + * The code contained herein is licensed under the GNU General Public + * License. You may obtain a copy of the GNU General Public License + * Version 2 or later at the following locations: + * + * http://www.opensource.org/licenses/gpl-license.html + * http://www.gnu.org/copyleft/gpl.html + */ +#define DEBUG +#include <linux/export.h> +#include <linux/types.h> +#include <linux/init.h> +#include <linux/io.h> +#include <linux/errno.h> +#include <linux/spinlock.h> +#include <linux/delay.h> +#include <linux/clk.h> +#include <video/imx-ipu-v3.h> + +#include "ipu-prv.h" + +struct ipu_smfc_priv { + void __iomem *base; + spinlock_t lock; +}; + +/*SMFC Registers */ +#define SMFC_MAP 0x0000 +#define SMFC_WMC 0x0004 +#define SMFC_BS 0x0008 + +int ipu_smfc_set_burstsize(struct ipu_soc *ipu, int channel, int burstsize) +{ + struct ipu_smfc_priv *smfc = ipu->smfc_priv; + unsigned long flags; + u32 val, shift; + + spin_lock_irqsave(&smfc->lock, flags); + + shift = channel * 4; + val = readl(smfc->base + SMFC_BS); + val &= ~(0xf << shift); + val |= burstsize << shift; + writel(val, smfc->base + SMFC_BS); + + spin_unlock_irqrestore(&smfc->lock, flags); + + return 0; +} +EXPORT_SYMBOL_GPL(ipu_smfc_set_burstsize); + +int ipu_smfc_map_channel(struct ipu_soc *ipu, int channel, int csi_id, int mipi_id) +{ + struct ipu_smfc_priv *smfc = ipu->smfc_priv; + unsigned long flags; + u32 val, shift; + + spin_lock_irqsave(&smfc->lock, flags); + + shift = channel * 3; + val = readl(smfc->base + SMFC_MAP); + val &= ~(0x7 << shift); + val |= ((csi_id << 2) | mipi_id) << shift; + writel(val, smfc->base + SMFC_MAP); + + spin_unlock_irqrestore(&smfc->lock, flags); + + return 0; +} +EXPORT_SYMBOL_GPL(ipu_smfc_map_channel); + +int ipu_smfc_init(struct ipu_soc *ipu, struct device *dev, + unsigned long base) +{ + struct ipu_smfc_priv *smfc; + + smfc = devm_kzalloc(dev, sizeof(*smfc), GFP_KERNEL); + if (!smfc) + return -ENOMEM; + + ipu->smfc_priv = smfc; + spin_lock_init(&smfc->lock); + + smfc->base = devm_ioremap(dev, base, PAGE_SIZE); + if (!smfc->base) + return -ENOMEM; + + pr_debug("%s: ioremap 0x%08lx -> %p\n", __func__, base, smfc->base); + + return 0; +} + +void ipu_smfc_exit(struct ipu_soc *ipu) +{ +} diff --git a/drivers/staging/imx-drm/Kconfig b/drivers/staging/imx-drm/Kconfig index c6e8ba7b3e4eaa26297c778101eb1063bebc60ce..82fb758a29bce2e84be2e52265b3adcddfc3310a 100644 --- a/drivers/staging/imx-drm/Kconfig +++ b/drivers/staging/imx-drm/Kconfig @@ -39,19 +39,10 @@ config DRM_IMX_LDB Choose this to enable the internal LVDS Display Bridge (LDB) found on i.MX53 and i.MX6 processors. -config DRM_IMX_IPUV3_CORE - tristate "IPUv3 core support" - depends on DRM_IMX - depends on RESET_CONTROLLER - help - Choose this if you have a i.MX5/6 system and want - to use the IPU. This option only enables IPU base - support. - config DRM_IMX_IPUV3 tristate "DRM Support for i.MX IPUv3" depends on DRM_IMX - depends on DRM_IMX_IPUV3_CORE + depends on IMX_IPUV3_CORE help Choose this if you have a i.MX5 or i.MX6 processor. diff --git a/drivers/staging/imx-drm/Makefile b/drivers/staging/imx-drm/Makefile index 129e3a3f59f100847231a90e2d8b7740ce4f4ce0..582c438d8cbdb941e4fb76ffcb55978cda079828 100644 --- a/drivers/staging/imx-drm/Makefile +++ b/drivers/staging/imx-drm/Makefile @@ -6,7 +6,6 @@ obj-$(CONFIG_DRM_IMX) += imxdrm.o obj-$(CONFIG_DRM_IMX_PARALLEL_DISPLAY) += parallel-display.o obj-$(CONFIG_DRM_IMX_TVE) += imx-tve.o obj-$(CONFIG_DRM_IMX_LDB) += imx-ldb.o -obj-$(CONFIG_DRM_IMX_IPUV3_CORE) += ipu-v3/ imx-ipuv3-crtc-objs := ipuv3-crtc.o ipuv3-plane.o obj-$(CONFIG_DRM_IMX_IPUV3) += imx-ipuv3-crtc.o diff --git a/drivers/staging/imx-drm/imx-hdmi.c b/drivers/staging/imx-drm/imx-hdmi.c index 9fbe6d6a989de7f33e57ddc908e51fe08a23cffd..76749231c48aa2611d29cbb87c9799900231d054 100644 --- a/drivers/staging/imx-drm/imx-hdmi.c +++ b/drivers/staging/imx-drm/imx-hdmi.c @@ -27,8 +27,8 @@ #include <drm/drm_crtc_helper.h> #include <drm/drm_edid.h> #include <drm/drm_encoder_slave.h> +#include <video/imx-ipu-v3.h> -#include "ipu-v3/imx-ipu-v3.h" #include "imx-hdmi.h" #include "imx-drm.h" diff --git a/drivers/staging/imx-drm/imx-tve.c b/drivers/staging/imx-drm/imx-tve.c index 4caef2b1653db63a47765f1e2bcb56f53ae1e6b9..c628fcdc22aef31d80844e72e5198a27ecd98aa9 100644 --- a/drivers/staging/imx-drm/imx-tve.c +++ b/drivers/staging/imx-drm/imx-tve.c @@ -30,8 +30,8 @@ #include <drm/drmP.h> #include <drm/drm_fb_helper.h> #include <drm/drm_crtc_helper.h> +#include <video/imx-ipu-v3.h> -#include "ipu-v3/imx-ipu-v3.h" #include "imx-drm.h" #define TVE_COM_CONF_REG 0x00 diff --git a/drivers/staging/imx-drm/ipuv3-crtc.c b/drivers/staging/imx-drm/ipuv3-crtc.c index c48f640db0061efe76d74c8df09be47cd5fe440a..d6913d2e6f77a7a40f361a252266edfe4be8ee96 100644 --- a/drivers/staging/imx-drm/ipuv3-crtc.c +++ b/drivers/staging/imx-drm/ipuv3-crtc.c @@ -30,7 +30,7 @@ #include <drm/drm_gem_cma_helper.h> #include <drm/drm_fb_cma_helper.h> -#include "ipu-v3/imx-ipu-v3.h" +#include <video/imx-ipu-v3.h> #include "imx-drm.h" #include "ipuv3-plane.h" diff --git a/drivers/staging/imx-drm/ipuv3-plane.c b/drivers/staging/imx-drm/ipuv3-plane.c index 27a8d735dae0273e81c226e00b8eee5d482244f3..02b4486435a0c0d4ece176090651731365174549 100644 --- a/drivers/staging/imx-drm/ipuv3-plane.c +++ b/drivers/staging/imx-drm/ipuv3-plane.c @@ -17,7 +17,7 @@ #include <drm/drm_fb_cma_helper.h> #include <drm/drm_gem_cma_helper.h> -#include "ipu-v3/imx-ipu-v3.h" +#include "video/imx-ipu-v3.h" #include "ipuv3-plane.h" #define to_ipu_plane(x) container_of(x, struct ipu_plane, base) diff --git a/drivers/video/Kconfig b/drivers/video/Kconfig index c7b4f0f927b1b710c8b8e95811743e76ed0ee977..8bf495ffb020789811358eef574b6aba446cb141 100644 --- a/drivers/video/Kconfig +++ b/drivers/video/Kconfig @@ -20,6 +20,7 @@ source "drivers/char/agp/Kconfig" source "drivers/gpu/vga/Kconfig" source "drivers/gpu/host1x/Kconfig" +source "drivers/gpu/ipu-v3/Kconfig" menu "Direct Rendering Manager" source "drivers/gpu/drm/Kconfig" diff --git a/drivers/staging/imx-drm/ipu-v3/imx-ipu-v3.h b/include/video/imx-ipu-v3.h similarity index 95% rename from drivers/staging/imx-drm/ipu-v3/imx-ipu-v3.h rename to include/video/imx-ipu-v3.h index c4d14ead5837ce85b0b6fb5064cdca13e9023ab7..61d6d25caf95820ee9f978fcc12031163653b90f 100644 --- a/drivers/staging/imx-drm/ipu-v3/imx-ipu-v3.h +++ b/include/video/imx-ipu-v3.h @@ -103,6 +103,7 @@ int ipu_idmac_wait_busy(struct ipuv3_channel *channel, int ms); void ipu_idmac_set_double_buffer(struct ipuv3_channel *channel, bool doublebuffer); +int ipu_idmac_get_current_buffer(struct ipuv3_channel *channel); void ipu_idmac_select_buffer(struct ipuv3_channel *channel, u32 buf_num); /* @@ -160,6 +161,20 @@ int ipu_dp_set_window_pos(struct ipu_dp *, u16 x_pos, u16 y_pos); int ipu_dp_set_global_alpha(struct ipu_dp *dp, bool enable, u8 alpha, bool bg_chan); +/* + * IPU CMOS Sensor Interface (csi) functions + */ +int ipu_csi_enable(struct ipu_soc *ipu, int csi); +int ipu_csi_disable(struct ipu_soc *ipu, int csi); + +/* + * IPU Sensor Multiple FIFO Controller (SMFC) functions + */ +int ipu_smfc_enable(struct ipu_soc *ipu); +int ipu_smfc_disable(struct ipu_soc *ipu); +int ipu_smfc_map_channel(struct ipu_soc *ipu, int channel, int csi_id, int mipi_id); +int ipu_smfc_set_burstsize(struct ipu_soc *ipu, int channel, int burstsize); + #define IPU_CPMEM_WORD(word, ofs, size) ((((word) * 160 + (ofs)) << 8) | (size)) #define IPU_FIELD_UBO IPU_CPMEM_WORD(0, 46, 22) @@ -316,6 +331,7 @@ static inline void ipu_cpmem_set_burstsize(struct ipu_ch_param __iomem *p, }; struct ipu_client_platformdata { + int csi; int di; int dc; int dp;