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path: root/drivers/media/platform/ti/davinci/vpbe_venc.c
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Diffstat (limited to 'drivers/media/platform/ti/davinci/vpbe_venc.c')
-rw-r--r--drivers/media/platform/ti/davinci/vpbe_venc.c676
1 files changed, 0 insertions, 676 deletions
diff --git a/drivers/media/platform/ti/davinci/vpbe_venc.c b/drivers/media/platform/ti/davinci/vpbe_venc.c
deleted file mode 100644
index 4c8e31de12b1..000000000000
--- a/drivers/media/platform/ti/davinci/vpbe_venc.c
+++ /dev/null
@@ -1,676 +0,0 @@
-// SPDX-License-Identifier: GPL-2.0-only
-/*
- * Copyright (C) 2010 Texas Instruments Inc
- */
-#include <linux/module.h>
-#include <linux/mod_devicetable.h>
-#include <linux/kernel.h>
-#include <linux/init.h>
-#include <linux/ctype.h>
-#include <linux/delay.h>
-#include <linux/device.h>
-#include <linux/interrupt.h>
-#include <linux/platform_device.h>
-#include <linux/videodev2.h>
-#include <linux/slab.h>
-
-#include <linux/platform_data/i2c-davinci.h>
-
-#include <linux/io.h>
-
-#include <media/davinci/vpbe_types.h>
-#include <media/davinci/vpbe_venc.h>
-#include <media/davinci/vpss.h>
-#include <media/v4l2-device.h>
-
-#include "vpbe_venc_regs.h"
-
-#define MODULE_NAME "davinci-vpbe-venc"
-
-static const struct platform_device_id vpbe_venc_devtype[] = {
- {
- .name = DM644X_VPBE_VENC_SUBDEV_NAME,
- .driver_data = VPBE_VERSION_1,
- }, {
- .name = DM365_VPBE_VENC_SUBDEV_NAME,
- .driver_data = VPBE_VERSION_2,
- }, {
- .name = DM355_VPBE_VENC_SUBDEV_NAME,
- .driver_data = VPBE_VERSION_3,
- },
- {
- /* sentinel */
- }
-};
-
-MODULE_DEVICE_TABLE(platform, vpbe_venc_devtype);
-
-static int debug = 2;
-module_param(debug, int, 0644);
-MODULE_PARM_DESC(debug, "Debug level 0-2");
-
-struct venc_state {
- struct v4l2_subdev sd;
- struct venc_callback *callback;
- struct venc_platform_data *pdata;
- struct device *pdev;
- u32 output;
- v4l2_std_id std;
- spinlock_t lock;
- void __iomem *venc_base;
- void __iomem *vdaccfg_reg;
- enum vpbe_version venc_type;
-};
-
-static inline struct venc_state *to_state(struct v4l2_subdev *sd)
-{
- return container_of(sd, struct venc_state, sd);
-}
-
-static inline u32 venc_read(struct v4l2_subdev *sd, u32 offset)
-{
- struct venc_state *venc = to_state(sd);
-
- return readl(venc->venc_base + offset);
-}
-
-static inline u32 venc_write(struct v4l2_subdev *sd, u32 offset, u32 val)
-{
- struct venc_state *venc = to_state(sd);
-
- writel(val, (venc->venc_base + offset));
-
- return val;
-}
-
-static inline u32 venc_modify(struct v4l2_subdev *sd, u32 offset,
- u32 val, u32 mask)
-{
- u32 new_val = (venc_read(sd, offset) & ~mask) | (val & mask);
-
- venc_write(sd, offset, new_val);
-
- return new_val;
-}
-
-static inline u32 vdaccfg_write(struct v4l2_subdev *sd, u32 val)
-{
- struct venc_state *venc = to_state(sd);
-
- writel(val, venc->vdaccfg_reg);
-
- val = readl(venc->vdaccfg_reg);
-
- return val;
-}
-
-#define VDAC_COMPONENT 0x543
-#define VDAC_S_VIDEO 0x210
-/* This function sets the dac of the VPBE for various outputs
- */
-static int venc_set_dac(struct v4l2_subdev *sd, u32 out_index)
-{
- switch (out_index) {
- case 0:
- v4l2_dbg(debug, 1, sd, "Setting output to Composite\n");
- venc_write(sd, VENC_DACSEL, 0);
- break;
- case 1:
- v4l2_dbg(debug, 1, sd, "Setting output to Component\n");
- venc_write(sd, VENC_DACSEL, VDAC_COMPONENT);
- break;
- case 2:
- v4l2_dbg(debug, 1, sd, "Setting output to S-video\n");
- venc_write(sd, VENC_DACSEL, VDAC_S_VIDEO);
- break;
- default:
- return -EINVAL;
- }
-
- return 0;
-}
-
-static void venc_enabledigitaloutput(struct v4l2_subdev *sd, int benable)
-{
- struct venc_state *venc = to_state(sd);
-
- v4l2_dbg(debug, 2, sd, "venc_enabledigitaloutput\n");
-
- if (benable) {
- venc_write(sd, VENC_VMOD, 0);
- venc_write(sd, VENC_CVBS, 0);
- venc_write(sd, VENC_LCDOUT, 0);
- venc_write(sd, VENC_HSPLS, 0);
- venc_write(sd, VENC_HSTART, 0);
- venc_write(sd, VENC_HVALID, 0);
- venc_write(sd, VENC_HINT, 0);
- venc_write(sd, VENC_VSPLS, 0);
- venc_write(sd, VENC_VSTART, 0);
- venc_write(sd, VENC_VVALID, 0);
- venc_write(sd, VENC_VINT, 0);
- venc_write(sd, VENC_YCCCTL, 0);
- venc_write(sd, VENC_DACSEL, 0);
-
- } else {
- venc_write(sd, VENC_VMOD, 0);
- /* disable VCLK output pin enable */
- venc_write(sd, VENC_VIDCTL, 0x141);
-
- /* Disable output sync pins */
- venc_write(sd, VENC_SYNCCTL, 0);
-
- /* Disable DCLOCK */
- venc_write(sd, VENC_DCLKCTL, 0);
- venc_write(sd, VENC_DRGBX1, 0x0000057C);
-
- /* Disable LCD output control (accepting default polarity) */
- venc_write(sd, VENC_LCDOUT, 0);
- if (venc->venc_type != VPBE_VERSION_3)
- venc_write(sd, VENC_CMPNT, 0x100);
- venc_write(sd, VENC_HSPLS, 0);
- venc_write(sd, VENC_HINT, 0);
- venc_write(sd, VENC_HSTART, 0);
- venc_write(sd, VENC_HVALID, 0);
-
- venc_write(sd, VENC_VSPLS, 0);
- venc_write(sd, VENC_VINT, 0);
- venc_write(sd, VENC_VSTART, 0);
- venc_write(sd, VENC_VVALID, 0);
-
- venc_write(sd, VENC_HSDLY, 0);
- venc_write(sd, VENC_VSDLY, 0);
-
- venc_write(sd, VENC_YCCCTL, 0);
- venc_write(sd, VENC_VSTARTA, 0);
-
- /* Set OSD clock and OSD Sync Adavance registers */
- venc_write(sd, VENC_OSDCLK0, 1);
- venc_write(sd, VENC_OSDCLK1, 2);
- }
-}
-
-static void
-venc_enable_vpss_clock(int venc_type,
- enum vpbe_enc_timings_type type,
- unsigned int pclock)
-{
- if (venc_type == VPBE_VERSION_1)
- return;
-
- if (venc_type == VPBE_VERSION_2 && (type == VPBE_ENC_STD || (type ==
- VPBE_ENC_DV_TIMINGS && pclock <= 27000000))) {
- vpss_enable_clock(VPSS_VENC_CLOCK_SEL, 1);
- vpss_enable_clock(VPSS_VPBE_CLOCK, 1);
- return;
- }
-
- if (venc_type == VPBE_VERSION_3 && type == VPBE_ENC_STD)
- vpss_enable_clock(VPSS_VENC_CLOCK_SEL, 0);
-}
-
-#define VDAC_CONFIG_SD_V3 0x0E21A6B6
-#define VDAC_CONFIG_SD_V2 0x081141CF
-/*
- * setting NTSC mode
- */
-static int venc_set_ntsc(struct v4l2_subdev *sd)
-{
- struct venc_state *venc = to_state(sd);
- struct venc_platform_data *pdata = venc->pdata;
-
- v4l2_dbg(debug, 2, sd, "venc_set_ntsc\n");
-
- /* Setup clock at VPSS & VENC for SD */
- vpss_enable_clock(VPSS_VENC_CLOCK_SEL, 1);
- if (pdata->setup_clock(VPBE_ENC_STD, V4L2_STD_525_60) < 0)
- return -EINVAL;
-
- venc_enable_vpss_clock(venc->venc_type, VPBE_ENC_STD, V4L2_STD_525_60);
- venc_enabledigitaloutput(sd, 0);
-
- if (venc->venc_type == VPBE_VERSION_3) {
- venc_write(sd, VENC_CLKCTL, 0x01);
- venc_write(sd, VENC_VIDCTL, 0);
- vdaccfg_write(sd, VDAC_CONFIG_SD_V3);
- } else if (venc->venc_type == VPBE_VERSION_2) {
- venc_write(sd, VENC_CLKCTL, 0x01);
- venc_write(sd, VENC_VIDCTL, 0);
- vdaccfg_write(sd, VDAC_CONFIG_SD_V2);
- } else {
- /* to set VENC CLK DIV to 1 - final clock is 54 MHz */
- venc_modify(sd, VENC_VIDCTL, 0, 1 << 1);
- /* Set REC656 Mode */
- venc_write(sd, VENC_YCCCTL, 0x1);
- venc_modify(sd, VENC_VDPRO, 0, VENC_VDPRO_DAFRQ);
- venc_modify(sd, VENC_VDPRO, 0, VENC_VDPRO_DAUPS);
- }
-
- venc_write(sd, VENC_VMOD, 0);
- venc_modify(sd, VENC_VMOD, (1 << VENC_VMOD_VIE_SHIFT),
- VENC_VMOD_VIE);
- venc_modify(sd, VENC_VMOD, (0 << VENC_VMOD_VMD), VENC_VMOD_VMD);
- venc_modify(sd, VENC_VMOD, (0 << VENC_VMOD_TVTYP_SHIFT),
- VENC_VMOD_TVTYP);
- venc_write(sd, VENC_DACTST, 0x0);
- venc_modify(sd, VENC_VMOD, VENC_VMOD_VENC, VENC_VMOD_VENC);
-
- return 0;
-}
-
-/*
- * setting PAL mode
- */
-static int venc_set_pal(struct v4l2_subdev *sd)
-{
- struct venc_state *venc = to_state(sd);
-
- v4l2_dbg(debug, 2, sd, "venc_set_pal\n");
-
- /* Setup clock at VPSS & VENC for SD */
- vpss_enable_clock(VPSS_VENC_CLOCK_SEL, 1);
- if (venc->pdata->setup_clock(VPBE_ENC_STD, V4L2_STD_625_50) < 0)
- return -EINVAL;
-
- venc_enable_vpss_clock(venc->venc_type, VPBE_ENC_STD, V4L2_STD_625_50);
- venc_enabledigitaloutput(sd, 0);
-
- if (venc->venc_type == VPBE_VERSION_3) {
- venc_write(sd, VENC_CLKCTL, 0x1);
- venc_write(sd, VENC_VIDCTL, 0);
- vdaccfg_write(sd, VDAC_CONFIG_SD_V3);
- } else if (venc->venc_type == VPBE_VERSION_2) {
- venc_write(sd, VENC_CLKCTL, 0x1);
- venc_write(sd, VENC_VIDCTL, 0);
- vdaccfg_write(sd, VDAC_CONFIG_SD_V2);
- } else {
- /* to set VENC CLK DIV to 1 - final clock is 54 MHz */
- venc_modify(sd, VENC_VIDCTL, 0, 1 << 1);
- /* Set REC656 Mode */
- venc_write(sd, VENC_YCCCTL, 0x1);
- }
-
- venc_modify(sd, VENC_SYNCCTL, 1 << VENC_SYNCCTL_OVD_SHIFT,
- VENC_SYNCCTL_OVD);
- venc_write(sd, VENC_VMOD, 0);
- venc_modify(sd, VENC_VMOD,
- (1 << VENC_VMOD_VIE_SHIFT),
- VENC_VMOD_VIE);
- venc_modify(sd, VENC_VMOD,
- (0 << VENC_VMOD_VMD), VENC_VMOD_VMD);
- venc_modify(sd, VENC_VMOD,
- (1 << VENC_VMOD_TVTYP_SHIFT),
- VENC_VMOD_TVTYP);
- venc_write(sd, VENC_DACTST, 0x0);
- venc_modify(sd, VENC_VMOD, VENC_VMOD_VENC, VENC_VMOD_VENC);
-
- return 0;
-}
-
-#define VDAC_CONFIG_HD_V2 0x081141EF
-/*
- * venc_set_480p59_94
- *
- * This function configures the video encoder to EDTV(525p) component setting.
- */
-static int venc_set_480p59_94(struct v4l2_subdev *sd)
-{
- struct venc_state *venc = to_state(sd);
- struct venc_platform_data *pdata = venc->pdata;
-
- v4l2_dbg(debug, 2, sd, "venc_set_480p59_94\n");
- if (venc->venc_type != VPBE_VERSION_1 &&
- venc->venc_type != VPBE_VERSION_2)
- return -EINVAL;
-
- /* Setup clock at VPSS & VENC for SD */
- if (pdata->setup_clock(VPBE_ENC_DV_TIMINGS, 27000000) < 0)
- return -EINVAL;
-
- venc_enable_vpss_clock(venc->venc_type, VPBE_ENC_DV_TIMINGS, 27000000);
- venc_enabledigitaloutput(sd, 0);
-
- if (venc->venc_type == VPBE_VERSION_2)
- vdaccfg_write(sd, VDAC_CONFIG_HD_V2);
- venc_write(sd, VENC_OSDCLK0, 0);
- venc_write(sd, VENC_OSDCLK1, 1);
-
- if (venc->venc_type == VPBE_VERSION_1) {
- venc_modify(sd, VENC_VDPRO, VENC_VDPRO_DAFRQ,
- VENC_VDPRO_DAFRQ);
- venc_modify(sd, VENC_VDPRO, VENC_VDPRO_DAUPS,
- VENC_VDPRO_DAUPS);
- }
-
- venc_write(sd, VENC_VMOD, 0);
- venc_modify(sd, VENC_VMOD, (1 << VENC_VMOD_VIE_SHIFT),
- VENC_VMOD_VIE);
- venc_modify(sd, VENC_VMOD, VENC_VMOD_HDMD, VENC_VMOD_HDMD);
- venc_modify(sd, VENC_VMOD, (HDTV_525P << VENC_VMOD_TVTYP_SHIFT),
- VENC_VMOD_TVTYP);
- venc_modify(sd, VENC_VMOD, VENC_VMOD_VDMD_YCBCR8 <<
- VENC_VMOD_VDMD_SHIFT, VENC_VMOD_VDMD);
-
- venc_modify(sd, VENC_VMOD, VENC_VMOD_VENC, VENC_VMOD_VENC);
-
- return 0;
-}
-
-/*
- * venc_set_625p
- *
- * This function configures the video encoder to HDTV(625p) component setting
- */
-static int venc_set_576p50(struct v4l2_subdev *sd)
-{
- struct venc_state *venc = to_state(sd);
- struct venc_platform_data *pdata = venc->pdata;
-
- v4l2_dbg(debug, 2, sd, "venc_set_576p50\n");
-
- if (venc->venc_type != VPBE_VERSION_1 &&
- venc->venc_type != VPBE_VERSION_2)
- return -EINVAL;
- /* Setup clock at VPSS & VENC for SD */
- if (pdata->setup_clock(VPBE_ENC_DV_TIMINGS, 27000000) < 0)
- return -EINVAL;
-
- venc_enable_vpss_clock(venc->venc_type, VPBE_ENC_DV_TIMINGS, 27000000);
- venc_enabledigitaloutput(sd, 0);
-
- if (venc->venc_type == VPBE_VERSION_2)
- vdaccfg_write(sd, VDAC_CONFIG_HD_V2);
-
- venc_write(sd, VENC_OSDCLK0, 0);
- venc_write(sd, VENC_OSDCLK1, 1);
-
- if (venc->venc_type == VPBE_VERSION_1) {
- venc_modify(sd, VENC_VDPRO, VENC_VDPRO_DAFRQ,
- VENC_VDPRO_DAFRQ);
- venc_modify(sd, VENC_VDPRO, VENC_VDPRO_DAUPS,
- VENC_VDPRO_DAUPS);
- }
-
- venc_write(sd, VENC_VMOD, 0);
- venc_modify(sd, VENC_VMOD, (1 << VENC_VMOD_VIE_SHIFT),
- VENC_VMOD_VIE);
- venc_modify(sd, VENC_VMOD, VENC_VMOD_HDMD, VENC_VMOD_HDMD);
- venc_modify(sd, VENC_VMOD, (HDTV_625P << VENC_VMOD_TVTYP_SHIFT),
- VENC_VMOD_TVTYP);
-
- venc_modify(sd, VENC_VMOD, VENC_VMOD_VDMD_YCBCR8 <<
- VENC_VMOD_VDMD_SHIFT, VENC_VMOD_VDMD);
- venc_modify(sd, VENC_VMOD, VENC_VMOD_VENC, VENC_VMOD_VENC);
-
- return 0;
-}
-
-/*
- * venc_set_720p60_internal - Setup 720p60 in venc for dm365 only
- */
-static int venc_set_720p60_internal(struct v4l2_subdev *sd)
-{
- struct venc_state *venc = to_state(sd);
- struct venc_platform_data *pdata = venc->pdata;
-
- if (pdata->setup_clock(VPBE_ENC_DV_TIMINGS, 74250000) < 0)
- return -EINVAL;
-
- venc_enable_vpss_clock(venc->venc_type, VPBE_ENC_DV_TIMINGS, 74250000);
- venc_enabledigitaloutput(sd, 0);
-
- venc_write(sd, VENC_OSDCLK0, 0);
- venc_write(sd, VENC_OSDCLK1, 1);
-
- venc_write(sd, VENC_VMOD, 0);
- /* DM365 component HD mode */
- venc_modify(sd, VENC_VMOD, (1 << VENC_VMOD_VIE_SHIFT),
- VENC_VMOD_VIE);
- venc_modify(sd, VENC_VMOD, VENC_VMOD_HDMD, VENC_VMOD_HDMD);
- venc_modify(sd, VENC_VMOD, (HDTV_720P << VENC_VMOD_TVTYP_SHIFT),
- VENC_VMOD_TVTYP);
- venc_modify(sd, VENC_VMOD, VENC_VMOD_VENC, VENC_VMOD_VENC);
- venc_write(sd, VENC_XHINTVL, 0);
- return 0;
-}
-
-/*
- * venc_set_1080i30_internal - Setup 1080i30 in venc for dm365 only
- */
-static int venc_set_1080i30_internal(struct v4l2_subdev *sd)
-{
- struct venc_state *venc = to_state(sd);
- struct venc_platform_data *pdata = venc->pdata;
-
- if (pdata->setup_clock(VPBE_ENC_DV_TIMINGS, 74250000) < 0)
- return -EINVAL;
-
- venc_enable_vpss_clock(venc->venc_type, VPBE_ENC_DV_TIMINGS, 74250000);
- venc_enabledigitaloutput(sd, 0);
-
- venc_write(sd, VENC_OSDCLK0, 0);
- venc_write(sd, VENC_OSDCLK1, 1);
-
-
- venc_write(sd, VENC_VMOD, 0);
- /* DM365 component HD mode */
- venc_modify(sd, VENC_VMOD, (1 << VENC_VMOD_VIE_SHIFT),
- VENC_VMOD_VIE);
- venc_modify(sd, VENC_VMOD, VENC_VMOD_HDMD, VENC_VMOD_HDMD);
- venc_modify(sd, VENC_VMOD, (HDTV_1080I << VENC_VMOD_TVTYP_SHIFT),
- VENC_VMOD_TVTYP);
- venc_modify(sd, VENC_VMOD, VENC_VMOD_VENC, VENC_VMOD_VENC);
- venc_write(sd, VENC_XHINTVL, 0);
- return 0;
-}
-
-static int venc_s_std_output(struct v4l2_subdev *sd, v4l2_std_id norm)
-{
- v4l2_dbg(debug, 1, sd, "venc_s_std_output\n");
-
- if (norm & V4L2_STD_525_60)
- return venc_set_ntsc(sd);
- else if (norm & V4L2_STD_625_50)
- return venc_set_pal(sd);
-
- return -EINVAL;
-}
-
-static int venc_s_dv_timings(struct v4l2_subdev *sd,
- struct v4l2_dv_timings *dv_timings)
-{
- struct venc_state *venc = to_state(sd);
- u32 height = dv_timings->bt.height;
- int ret;
-
- v4l2_dbg(debug, 1, sd, "venc_s_dv_timings\n");
-
- if (height == 576)
- return venc_set_576p50(sd);
- else if (height == 480)
- return venc_set_480p59_94(sd);
- else if ((height == 720) &&
- (venc->venc_type == VPBE_VERSION_2)) {
- /* TBD setup internal 720p mode here */
- ret = venc_set_720p60_internal(sd);
- /* for DM365 VPBE, there is DAC inside */
- vdaccfg_write(sd, VDAC_CONFIG_HD_V2);
- return ret;
- } else if ((height == 1080) &&
- (venc->venc_type == VPBE_VERSION_2)) {
- /* TBD setup internal 1080i mode here */
- ret = venc_set_1080i30_internal(sd);
- /* for DM365 VPBE, there is DAC inside */
- vdaccfg_write(sd, VDAC_CONFIG_HD_V2);
- return ret;
- }
- return -EINVAL;
-}
-
-static int venc_s_routing(struct v4l2_subdev *sd, u32 input, u32 output,
- u32 config)
-{
- struct venc_state *venc = to_state(sd);
- int ret;
-
- v4l2_dbg(debug, 1, sd, "venc_s_routing\n");
-
- ret = venc_set_dac(sd, output);
- if (!ret)
- venc->output = output;
-
- return ret;
-}
-
-static long venc_command(struct v4l2_subdev *sd, unsigned int cmd, void *arg)
-{
- u32 val;
-
- switch (cmd) {
- case VENC_GET_FLD:
- val = venc_read(sd, VENC_VSTAT);
- *((int *)arg) = ((val & VENC_VSTAT_FIDST) ==
- VENC_VSTAT_FIDST);
- break;
- default:
- v4l2_err(sd, "Wrong IOCTL cmd\n");
- break;
- }
-
- return 0;
-}
-
-static const struct v4l2_subdev_core_ops venc_core_ops = {
- .command = venc_command,
-};
-
-static const struct v4l2_subdev_video_ops venc_video_ops = {
- .s_routing = venc_s_routing,
- .s_std_output = venc_s_std_output,
- .s_dv_timings = venc_s_dv_timings,
-};
-
-static const struct v4l2_subdev_ops venc_ops = {
- .core = &venc_core_ops,
- .video = &venc_video_ops,
-};
-
-static int venc_initialize(struct v4l2_subdev *sd)
-{
- struct venc_state *venc = to_state(sd);
- int ret;
-
- /* Set default to output to composite and std to NTSC */
- venc->output = 0;
- venc->std = V4L2_STD_525_60;
-
- ret = venc_s_routing(sd, 0, venc->output, 0);
- if (ret < 0) {
- v4l2_err(sd, "Error setting output during init\n");
- return -EINVAL;
- }
-
- ret = venc_s_std_output(sd, venc->std);
- if (ret < 0) {
- v4l2_err(sd, "Error setting std during init\n");
- return -EINVAL;
- }
-
- return ret;
-}
-
-static int venc_device_get(struct device *dev, void *data)
-{
- struct platform_device *pdev = to_platform_device(dev);
- struct venc_state **venc = data;
-
- if (strstr(pdev->name, "vpbe-venc") != NULL)
- *venc = platform_get_drvdata(pdev);
-
- return 0;
-}
-
-struct v4l2_subdev *venc_sub_dev_init(struct v4l2_device *v4l2_dev,
- const char *venc_name)
-{
- struct venc_state *venc = NULL;
-
- bus_for_each_dev(&platform_bus_type, NULL, &venc,
- venc_device_get);
- if (venc == NULL)
- return NULL;
-
- v4l2_subdev_init(&venc->sd, &venc_ops);
-
- strscpy(venc->sd.name, venc_name, sizeof(venc->sd.name));
- if (v4l2_device_register_subdev(v4l2_dev, &venc->sd) < 0) {
- v4l2_err(v4l2_dev,
- "vpbe unable to register venc sub device\n");
- return NULL;
- }
- if (venc_initialize(&venc->sd)) {
- v4l2_err(v4l2_dev,
- "vpbe venc initialization failed\n");
- return NULL;
- }
-
- return &venc->sd;
-}
-EXPORT_SYMBOL(venc_sub_dev_init);
-
-static int venc_probe(struct platform_device *pdev)
-{
- const struct platform_device_id *pdev_id;
- struct venc_state *venc;
-
- if (!pdev->dev.platform_data) {
- dev_err(&pdev->dev, "No platform data for VENC sub device");
- return -EINVAL;
- }
-
- pdev_id = platform_get_device_id(pdev);
- if (!pdev_id)
- return -EINVAL;
-
- venc = devm_kzalloc(&pdev->dev, sizeof(struct venc_state), GFP_KERNEL);
- if (venc == NULL)
- return -ENOMEM;
-
- venc->venc_type = pdev_id->driver_data;
- venc->pdev = &pdev->dev;
- venc->pdata = pdev->dev.platform_data;
-
- venc->venc_base = devm_platform_ioremap_resource(pdev, 0);
- if (IS_ERR(venc->venc_base))
- return PTR_ERR(venc->venc_base);
-
- if (venc->venc_type != VPBE_VERSION_1) {
- venc->vdaccfg_reg = devm_platform_ioremap_resource(pdev, 1);
- if (IS_ERR(venc->vdaccfg_reg))
- return PTR_ERR(venc->vdaccfg_reg);
- }
- spin_lock_init(&venc->lock);
- platform_set_drvdata(pdev, venc);
- dev_notice(venc->pdev, "VENC sub device probe success\n");
-
- return 0;
-}
-
-static int venc_remove(struct platform_device *pdev)
-{
- return 0;
-}
-
-static struct platform_driver venc_driver = {
- .probe = venc_probe,
- .remove = venc_remove,
- .driver = {
- .name = MODULE_NAME,
- },
- .id_table = vpbe_venc_devtype
-};
-
-module_platform_driver(venc_driver);
-
-MODULE_LICENSE("GPL");
-MODULE_DESCRIPTION("VPBE VENC Driver");
-MODULE_AUTHOR("Texas Instruments");