From: Sergio Aguirre <saaguirre@xxxxxx> OMAP34XX: CAM: Add OV3640 Sensor Support This adds support in OMAP34xx SDP board file for OV3640 Sensor driver. Signed-off-by: Sergio Aguirre <saaguirre@xxxxxx> --- arch/arm/mach-omap2/board-3430sdp.c | 217 ++++++++++++++++++++++++++++++++++++ arch/arm/mach-omap2/board-ldp.c | 213 +++++++++++++++++++++++++++++++++++ 2 files changed, 429 insertions(+), 1 deletion(-) Index: omapkernel/arch/arm/mach-omap2/board-3430sdp.c =================================================================== --- omapkernel.orig/arch/arm/mach-omap2/board-3430sdp.c 2008-10-14 19:10:49.000000000 -0500 +++ omapkernel/arch/arm/mach-omap2/board-3430sdp.c 2008-10-14 19:12:25.000000000 -0500 @@ -48,9 +48,29 @@ #include <media/v4l2-int-device.h> #include <../drivers/media/video/omap34xxcam.h> #include <../drivers/media/video/isp/ispreg.h> +#define REG_SDP3430_FPGA_GPIO_2 (0x50) +#define FPGA_SPR_GPIO1_3v3 (0x1 << 14) +#define FPGA_GPIO6_DIR_CTRL (0x1 << 6) +static void __iomem *fpga_map_addr; #if defined(CONFIG_VIDEO_MT9P012) || defined(CONFIG_VIDEO_MT9P012_MODULE) #include <../drivers/media/video/mt9p012.h> #endif +#if defined(CONFIG_VIDEO_OV3640) || defined(CONFIG_VIDEO_OV3640_MODULE) +#include <../drivers/media/video/ov3640.h> +#include <../drivers/media/video/isp/ispcsi2.h> +static struct omap34xxcam_hw_config *hwc; +#define OV3640_CSI2_CLOCK_POLARITY 0 /* +/- pin order */ +#define OV3640_CSI2_DATA0_POLARITY 0 /* +/- pin order */ +#define OV3640_CSI2_DATA1_POLARITY 0 /* +/- pin order */ +#define OV3640_CSI2_CLOCK_LANE 1 /* Clock lane position: 1 */ +#define OV3640_CSI2_DATA0_LANE 2 /* Data0 lane position: 2 */ +#define OV3640_CSI2_DATA1_LANE 3 /* Data1 lane position: 3 */ +#define OV3640_CSI2_PHY_THS_TERM 4 +#define OV3640_CSI2_PHY_THS_SETTLE 14 +#define OV3640_CSI2_PHY_TCLK_TERM 0 +#define OV3640_CSI2_PHY_TCLK_MISS 1 +#define OV3640_CSI2_PHY_TCLK_SETTLE 14 +#endif #endif #ifdef CONFIG_VIDEO_DW9710 @@ -76,6 +96,8 @@ #define ENABLE_VAUX3_DEDICATED 0x03 #define ENABLE_VAUX3_DEV_GRP 0x20 +#define TWL4030_VAUX4_DEV_GRP 0x23 +#define TWL4030_VAUX4_DEDICATED 0x26 #define TWL4030_MSECURE_GPIO 22 @@ -593,6 +615,7 @@ hwc->dev_index = 0; hwc->dev_minor = 0; hwc->dev_type = OMAP34XXCAM_SLAVE_SENSOR; + hwc->interface_type = ISP_PARLL; return 0; } @@ -605,6 +628,9 @@ .strobe = 0x0, .prestrobe = 0x0, .shutter = 0x0, + .prev_sph = 2, + .prev_slv = 0, + .wenlog = ISPCCDC_CFG_WENLOG_OR, .u.par.par_bridge = 0x0, .u.par.par_clk_pol = 0x0, }; @@ -704,6 +730,191 @@ #endif +#if defined(CONFIG_VIDEO_OV3640) || defined(CONFIG_VIDEO_OV3640_MODULE) + +static struct omap34xxcam_sensor_config ov3640_hwc = { + .sensor_isp = 0, +#if defined(CONFIG_VIDEO_OV3640_CSI2) + .xclk = OMAP34XXCAM_XCLK_B, +#else + .xclk = OMAP34XXCAM_XCLK_A, +#endif + .capture_mem = PAGE_ALIGN(2048 * 1536 * 2) * 2, +}; + +static struct isp_interface_config ov3640_if_config = { + .ccdc_par_ser = ISP_CSIA, + .dataline_shift = 0x0, + .hsvs_syncdetect = ISPCTRL_SYNC_DETECT_VSRISE, + .vdint0_timing = 0x0, + .vdint1_timing = 0x0, + .strobe = 0x0, + .prestrobe = 0x0, + .shutter = 0x0, + .prev_sph = 2, + .prev_slv = 1, + .wenlog = ISPCCDC_CFG_WENLOG_AND, + .u.csi.crc = 0x0, + .u.csi.mode = 0x0, + .u.csi.edge = 0x0, + .u.csi.signalling = 0x0, + .u.csi.strobe_clock_inv = 0x0, + .u.csi.vs_edge = 0x0, + .u.csi.channel = 0x1, + .u.csi.vpclk = 0x1, + .u.csi.data_start = 0x0, + .u.csi.data_size = 0x0, + .u.csi.format = V4L2_PIX_FMT_SGRBG10, +}; + +static int ov3640_sensor_set_prv_data(void *priv) +{ + + hwc = priv; + hwc->u.sensor.xclk = ov3640_hwc.xclk; + hwc->u.sensor.sensor_isp = ov3640_hwc.sensor_isp; + hwc->u.sensor.capture_mem = ov3640_hwc.capture_mem; + hwc->dev_index = 1; + hwc->dev_minor = 4; + hwc->dev_type = OMAP34XXCAM_SLAVE_SENSOR; + hwc->interface_type = ISP_CSIA; + +#if defined(CONFIG_VIDEO_OV3640_CSI2) + hwc->csi2.hw_csi2.lanes.clock.polarity = OV3640_CSI2_CLOCK_POLARITY; + hwc->csi2.hw_csi2.lanes.clock.position = OV3640_CSI2_CLOCK_LANE; + hwc->csi2.hw_csi2.lanes.data[0].polarity = OV3640_CSI2_DATA0_POLARITY; + hwc->csi2.hw_csi2.lanes.data[0].position = OV3640_CSI2_DATA0_LANE; + hwc->csi2.hw_csi2.lanes.data[1].polarity = OV3640_CSI2_DATA1_POLARITY; + hwc->csi2.hw_csi2.lanes.data[1].position = OV3640_CSI2_DATA1_LANE; + hwc->csi2.hw_csi2.phy.ths_term = OV3640_CSI2_PHY_THS_TERM; + hwc->csi2.hw_csi2.phy.ths_settle = OV3640_CSI2_PHY_THS_SETTLE; + hwc->csi2.hw_csi2.phy.tclk_term = OV3640_CSI2_PHY_TCLK_TERM; + hwc->csi2.hw_csi2.phy.tclk_miss = OV3640_CSI2_PHY_TCLK_MISS; + hwc->csi2.hw_csi2.phy.tclk_settle = OV3640_CSI2_PHY_TCLK_SETTLE; +#endif + + return 0; +} + +static int ov3640_sensor_power_set(enum v4l2_power power) +{ + struct isp_csi2_lanes_cfg lanecfg; + struct isp_csi2_phy_cfg phyconfig; + static enum v4l2_power previous_power = V4L2_POWER_OFF; + switch (power) { + case V4L2_POWER_ON: + printk(KERN_DEBUG "ov3640_sensor_power_set(ON)\n"); + if (previous_power == V4L2_POWER_OFF) + isp_csi2_reset(); + + lanecfg.clk.pol = OV3640_CSI2_CLOCK_POLARITY; + lanecfg.clk.pos = OV3640_CSI2_CLOCK_LANE; + lanecfg.data[0].pol = OV3640_CSI2_DATA0_POLARITY; + lanecfg.data[0].pos = OV3640_CSI2_DATA0_LANE; + lanecfg.data[1].pol = OV3640_CSI2_DATA1_POLARITY; + lanecfg.data[1].pos = OV3640_CSI2_DATA1_LANE; + lanecfg.data[2].pol = 0; + lanecfg.data[2].pos = 0; + lanecfg.data[3].pol = 0; + lanecfg.data[3].pos = 0; + isp_csi2_complexio_lanes_config(&lanecfg); + isp_csi2_complexio_lanes_update(true); + + phyconfig.ths_term = OV3640_CSI2_PHY_THS_TERM; + phyconfig.ths_settle = OV3640_CSI2_PHY_THS_SETTLE; + phyconfig.tclk_term = OV3640_CSI2_PHY_TCLK_TERM; + phyconfig.tclk_miss = OV3640_CSI2_PHY_TCLK_MISS; + phyconfig.tclk_settle = OV3640_CSI2_PHY_TCLK_SETTLE; + isp_csi2_phy_config(&phyconfig); + isp_csi2_phy_update(true); + + isp_configure_interface(&ov3640_if_config); + + if (previous_power == V4L2_POWER_OFF) { + +#ifdef CONFIG_TWL4030_CORE + /* turn on analog power */ +#if defined(CONFIG_VIDEO_OV3640_CSI2) + twl4030_i2c_write_u8(TWL4030_MODULE_PM_RECEIVER, + VAUX_1_8_V, TWL4030_VAUX4_DEDICATED); + twl4030_i2c_write_u8(TWL4030_MODULE_PM_RECEIVER, + VAUX_DEV_GRP_P1, TWL4030_VAUX4_DEV_GRP); +#else + twl4030_i2c_write_u8(TWL4030_MODULE_PM_RECEIVER, + VAUX_2_8_V, TWL4030_VAUX2_DEDICATED); + twl4030_i2c_write_u8(TWL4030_MODULE_PM_RECEIVER, + VAUX_DEV_GRP_P1, TWL4030_VAUX2_DEV_GRP); +#endif + udelay(100); +#else +#error "no power companion board defined!" +#endif + /* Request and configure gpio pins */ + if (omap_request_gpio(OV3640_RESET_GPIO) != 0) { + printk(KERN_ERR "Could not request GPIO %d", + OV3640_RESET_GPIO); + return -EIO; + } + if (omap_request_gpio(OV3640_STANDBY_GPIO) != 0) { + printk(KERN_ERR "Could not request GPIO %d", + OV3640_STANDBY_GPIO); + return -EIO; + } + /* set to output mode */ + omap_set_gpio_direction(OV3640_RESET_GPIO, 0); + omap_set_gpio_direction(OV3640_STANDBY_GPIO, 0); + + /* Turn ON Omnivision sensor */ + omap_set_gpio_dataout(OV3640_RESET_GPIO, 1); + omap_set_gpio_dataout(OV3640_STANDBY_GPIO, 0); + udelay(100); + + /* RESET Omnivision sensor */ + omap_set_gpio_dataout(OV3640_RESET_GPIO, 0); + udelay(100); + omap_set_gpio_dataout(OV3640_RESET_GPIO, 1); + + /* Wait 10 ms */ + mdelay(10); + enable_fpga_vio_1v8(1); + udelay(100); + } + break; + case V4L2_POWER_OFF: + printk(KERN_DEBUG "ov3640_sensor_power_set(OFF)\n"); + /* Power Down Sequence */ + +#ifdef CONFIG_TWL4030_CORE +#if defined(CONFIG_VIDEO_OV3640_CSI2) + twl4030_i2c_write_u8(TWL4030_MODULE_PM_RECEIVER, + VAUX_DEV_GRP_NONE, TWL4030_VAUX4_DEV_GRP); +#else + twl4030_i2c_write_u8(TWL4030_MODULE_PM_RECEIVER, + VAUX_DEV_GRP_NONE, TWL4030_VAUX2_DEV_GRP); +#endif +#else +#error "no power companion board defined!" +#endif + enable_fpga_vio_1v8(0); + omap_free_gpio(OV3640_RESET_GPIO); + iounmap(fpga_map_addr); + omap_free_gpio(OV3640_STANDBY_GPIO); + break; + case V4L2_POWER_STANDBY: + printk(KERN_DEBUG "ov3640_sensor_power_set(STANDBY)\n"); + break; + } + previous_power = power; + return 0; +} + +static struct ov3640_platform_data sdp3430_ov3640_platform_data = { + .power_set = ov3640_sensor_power_set, + .priv_data_set = ov3640_sensor_set_prv_data, + .default_regs = ov3640_common[0], +}; + +#endif static struct platform_device sdp3430_lcd_device = { .name = "sdp2430_lcd", @@ -833,6 +1044,12 @@ }, #endif #endif +#if defined(CONFIG_VIDEO_OV3640) || defined(CONFIG_VIDEO_OV3640_MODULE) + { + I2C_BOARD_INFO("ov3640", OV3640_I2C_ADDR), + .platform_data = &sdp3430_ov3640_platform_data, + }, +#endif }; static int __init omap3430_i2c_init(void) Index: omapkernel/arch/arm/mach-omap2/board-ldp.c =================================================================== --- omapkernel.orig/arch/arm/mach-omap2/board-ldp.c 2008-10-14 18:52:47.000000000 -0500 +++ omapkernel/arch/arm/mach-omap2/board-ldp.c 2008-10-14 19:12:25.000000000 -0500 @@ -47,6 +47,28 @@ #include <mach/prcm_34xx.h> #endif +#ifdef CONFIG_VIDEO_OMAP3 +#include <media/v4l2-int-device.h> +#include <../drivers/media/video/omap34xxcam.h> +#include <../drivers/media/video/isp/ispreg.h> +#if defined(CONFIG_VIDEO_OV3640) || defined(CONFIG_VIDEO_OV3640_MODULE) +#include <../drivers/media/video/ov3640.h> +#include <../drivers/media/video/isp/ispcsi2.h> +static struct omap34xxcam_hw_config *hwc; +#define OV3640_CSI2_CLOCK_POLARITY 0 /* +/- pin order */ +#define OV3640_CSI2_DATA0_POLARITY 0 /* +/- pin order */ +#define OV3640_CSI2_DATA1_POLARITY 0 /* +/- pin order */ +#define OV3640_CSI2_CLOCK_LANE 1 /* Clock lane position: 1 */ +#define OV3640_CSI2_DATA0_LANE 2 /* Data0 lane position: 2 */ +#define OV3640_CSI2_DATA1_LANE 3 /* Data1 lane position: 3 */ +#define OV3640_CSI2_PHY_THS_TERM 4 +#define OV3640_CSI2_PHY_THS_SETTLE 14 +#define OV3640_CSI2_PHY_TCLK_TERM 0 +#define OV3640_CSI2_PHY_TCLK_MISS 1 +#define OV3640_CSI2_PHY_TCLK_SETTLE 14 +#endif +#endif + #define SDP3430_SMC91X_CS 3 #define ENABLE_VAUX1_DEDICATED 0x03 #define ENABLE_VAUX1_DEV_GRP 0x20 @@ -55,6 +77,9 @@ #define ENABLE_VAUX3_DEV_GRP 0x20 #define TWL4030_MSECURE_GPIO 22 +#define TWL4030_VAUX4_DEV_GRP 0x23 +#define TWL4030_VAUX4_DEDICATED 0x26 + #ifdef CONFIG_OMAP3_PM #define CONTROL_SYSC_SMARTIDLE (0x2 << 3) #define CONTROL_SYSC_AUTOIDLE (0x1) @@ -539,6 +564,182 @@ //.keypad = &sdp3430_kp_data, }; +#if defined(CONFIG_VIDEO_OV3640) || defined(CONFIG_VIDEO_OV3640_MODULE) + +static struct omap34xxcam_sensor_config ov3640_hwc = { + .sensor_isp = 0, +#if defined(CONFIG_VIDEO_OV3640_CSI2) + .xclk = OMAP34XXCAM_XCLK_B, +#else + .xclk = OMAP34XXCAM_XCLK_A, +#endif + .capture_mem = 2592 * 1944 * 2 * 2, +}; + +static struct isp_interface_config ov3640_if_config = { + .ccdc_par_ser = ISP_CSIA, + .dataline_shift = 0x0, + .hsvs_syncdetect = ISPCTRL_SYNC_DETECT_VSRISE, + .vdint0_timing = 0x0, + .vdint1_timing = 0x0, + .strobe = 0x0, + .prestrobe = 0x0, + .shutter = 0x0, + .prev_sph = 2, + .prev_slv = 1, + .wenlog = ISPCCDC_CFG_WENLOG_AND, + .u.csi.crc = 0x0, + .u.csi.mode = 0x0, + .u.csi.edge = 0x0, + .u.csi.signalling = 0x0, + .u.csi.strobe_clock_inv = 0x0, + .u.csi.vs_edge = 0x0, + .u.csi.channel = 0x1, + .u.csi.vpclk = 0x1, + .u.csi.data_start = 0x0, + .u.csi.data_size = 0x0, + .u.csi.format = V4L2_PIX_FMT_SGRBG10, +}; + +static int ov3640_sensor_set_prv_data(void *priv) +{ + + hwc = priv; + hwc->u.sensor.xclk = ov3640_hwc.xclk; + hwc->u.sensor.sensor_isp = ov3640_hwc.sensor_isp; + hwc->dev_index = 1; + hwc->dev_minor = 4; + hwc->dev_type = OMAP34XXCAM_SLAVE_SENSOR; + hwc->interface_type = ISP_CSIA; + +#if defined(CONFIG_VIDEO_OV3640_CSI2) + hwc->csi2.hw_csi2.lanes.clock.polarity = OV3640_CSI2_CLOCK_POLARITY; + hwc->csi2.hw_csi2.lanes.clock.position = OV3640_CSI2_CLOCK_LANE; + hwc->csi2.hw_csi2.lanes.data[0].polarity = OV3640_CSI2_DATA0_POLARITY; + hwc->csi2.hw_csi2.lanes.data[0].position = OV3640_CSI2_DATA0_LANE; + hwc->csi2.hw_csi2.lanes.data[1].polarity = OV3640_CSI2_DATA1_POLARITY; + hwc->csi2.hw_csi2.lanes.data[1].position = OV3640_CSI2_DATA1_LANE; + hwc->csi2.hw_csi2.phy.ths_term = OV3640_CSI2_PHY_THS_TERM; + hwc->csi2.hw_csi2.phy.ths_settle = OV3640_CSI2_PHY_THS_SETTLE; + hwc->csi2.hw_csi2.phy.tclk_term = OV3640_CSI2_PHY_TCLK_TERM; + hwc->csi2.hw_csi2.phy.tclk_miss = OV3640_CSI2_PHY_TCLK_MISS; + hwc->csi2.hw_csi2.phy.tclk_settle = OV3640_CSI2_PHY_TCLK_SETTLE; +#endif + + return 0; +} + +static int ov3640_sensor_power_set(enum v4l2_power power) +{ + struct isp_csi2_lanes_cfg lanecfg; + struct isp_csi2_phy_cfg phyconfig; + static enum v4l2_power previous_power = V4L2_POWER_OFF; + switch (power) { + case V4L2_POWER_ON: + printk(KERN_DEBUG "ov3640_sensor_power_set(ON)\n"); + if (previous_power == V4L2_POWER_OFF) + isp_csi2_reset(); + lanecfg.clk.pol = OV3640_CSI2_CLOCK_POLARITY; + lanecfg.clk.pos = OV3640_CSI2_CLOCK_LANE; + lanecfg.data[0].pol = OV3640_CSI2_DATA0_POLARITY; + lanecfg.data[0].pos = OV3640_CSI2_DATA0_LANE; + lanecfg.data[1].pol = OV3640_CSI2_DATA1_POLARITY; + lanecfg.data[1].pos = OV3640_CSI2_DATA1_LANE; + lanecfg.data[2].pol = 0; + lanecfg.data[2].pos = 0; + lanecfg.data[3].pol = 0; + lanecfg.data[3].pos = 0; + isp_csi2_complexio_lanes_config(&lanecfg); + isp_csi2_complexio_lanes_update(true); + + phyconfig.ths_term = OV3640_CSI2_PHY_THS_TERM; + phyconfig.ths_settle = OV3640_CSI2_PHY_THS_SETTLE; + phyconfig.tclk_term = OV3640_CSI2_PHY_TCLK_TERM; + phyconfig.tclk_miss = OV3640_CSI2_PHY_TCLK_MISS; + phyconfig.tclk_settle = OV3640_CSI2_PHY_TCLK_SETTLE; + isp_csi2_phy_config(&phyconfig); + isp_csi2_phy_update(true); + + isp_configure_interface(&ov3640_if_config); + + if (previous_power == V4L2_POWER_OFF) { +#ifdef CONFIG_TWL4030_CORE + /* turn on analog power */ +#if defined(CONFIG_VIDEO_OV3640_CSI2) + twl4030_i2c_write_u8(TWL4030_MODULE_PM_RECEIVER, + VAUX_1_8_V, TWL4030_VAUX4_DEDICATED); + twl4030_i2c_write_u8(TWL4030_MODULE_PM_RECEIVER, + VAUX_DEV_GRP_P1, TWL4030_VAUX4_DEV_GRP); +#else + twl4030_i2c_write_u8(TWL4030_MODULE_PM_RECEIVER, + VAUX_2_8_V, TWL4030_VAUX2_DEDICATED); + twl4030_i2c_write_u8(TWL4030_MODULE_PM_RECEIVER, + VAUX_DEV_GRP_P1, TWL4030_VAUX2_DEV_GRP); +#endif + udelay(100); +#else +#error "no power companion board defined!" +#endif + /* Request and configure gpio pins */ + if (omap_request_gpio(OV3640_RESET_GPIO) != 0) { + printk(KERN_ERR "Could not request GPIO %d", + OV3640_RESET_GPIO); + return -EIO; + } + if (omap_request_gpio(OV3640_STANDBY_GPIO) != 0) { + printk(KERN_ERR "Could not request GPIO %d", + OV3640_STANDBY_GPIO); + return -EIO; + } + /* set to output mode */ + omap_set_gpio_direction(OV3640_RESET_GPIO, 0); + omap_set_gpio_direction(OV3640_STANDBY_GPIO, 0); + + /* Turn ON Omnivision sensor */ + omap_set_gpio_dataout(OV3640_RESET_GPIO, 1); + omap_set_gpio_dataout(OV3640_STANDBY_GPIO, 0); + udelay(100); + + /* RESET Omnivision sensor */ + omap_set_gpio_dataout(OV3640_RESET_GPIO, 0); + udelay(100); + omap_set_gpio_dataout(OV3640_RESET_GPIO, 1); + } + break; + case V4L2_POWER_OFF: + printk(KERN_DEBUG "ov3640_sensor_power_set(OFF)\n"); + /* Power Down Sequence */ + +#ifdef CONFIG_TWL4030_CORE +#if defined(CONFIG_VIDEO_OV3640_CSI2) + twl4030_i2c_write_u8(TWL4030_MODULE_PM_RECEIVER, + VAUX_DEV_GRP_NONE, TWL4030_VAUX4_DEV_GRP); +#else + twl4030_i2c_write_u8(TWL4030_MODULE_PM_RECEIVER, + VAUX_DEV_GRP_NONE, TWL4030_VAUX2_DEV_GRP); +#endif +#else +#error "no power companion board defined!" +#endif + omap_free_gpio(OV3640_RESET_GPIO); + omap_free_gpio(OV3640_STANDBY_GPIO); + break; + case V4L2_POWER_STANDBY: + printk(KERN_DEBUG "ov3640_sensor_power_set(STANDBY)\n"); + break; + } + previous_power = power; + return 0; +} + +static struct ov3640_platform_data sdp3430_ov3640_platform_data = { + .power_set = ov3640_sensor_power_set, + .priv_data_set = ov3640_sensor_set_prv_data, + .default_regs = ov3640_common[0], +}; + +#endif + static struct i2c_board_info __initdata ldp_i2c_boardinfo[] = { { I2C_BOARD_INFO("twl4030", 0x48), @@ -548,12 +749,22 @@ }, }; +static struct i2c_board_info __initdata ldp_i2c_boardinfo_2[] = { +#if defined(CONFIG_VIDEO_OV3640) || defined(CONFIG_VIDEO_OV3640_MODULE) + { + I2C_BOARD_INFO("ov3640", OV3640_I2C_ADDR), + .platform_data = &sdp3430_ov3640_platform_data, + }, +#endif +}; + static int __init omap_i2c_init(void) { /* FIXME-TI: may need i2c-freq = 100 */ omap_register_i2c_bus(1, 100, ldp_i2c_boardinfo, ARRAY_SIZE(ldp_i2c_boardinfo)); - omap_register_i2c_bus(2, 400, NULL, 0); + omap_register_i2c_bus(2, 100, ldp_i2c_boardinfo_2, + ARRAY_SIZE(ldp_i2c_boardinfo_2)); omap_register_i2c_bus(3, 400, NULL, 0); return 0; } -- To unsubscribe from this list: send the line "unsubscribe linux-omap" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html