From: Jean-François Moine Date: Mon, 27 Feb 2012 08:15:12 +0000 (-0300) Subject: [media] gspca - pac7302: Cleanup source X-Git-Url: https://git.stricted.de/?a=commitdiff_plain;h=ae251e6b18cff8c1bd1d825f8862b083a33be421;p=GitHub%2Fexynos8895%2Fandroid_kernel_samsung_universal8895.git [media] gspca - pac7302: Cleanup source - copyright change - use the kbuild module name for messages - change module author - remove '__' from the variable types - use u8 instead of 'unsigned char' - simplify the error messages - remove useless initialization - remove useless traces Signed-off-by: Jean-François Moine Signed-off-by: Mauro Carvalho Chehab --- diff --git a/drivers/media/video/gspca/pac7302.c b/drivers/media/video/gspca/pac7302.c index 06bf67cde816..7b1a32d1e15b 100644 --- a/drivers/media/video/gspca/pac7302.c +++ b/drivers/media/video/gspca/pac7302.c @@ -1,8 +1,8 @@ /* - * Pixart PAC7302 library - * Copyright (C) 2005 Thomas Kaiser thomas@kaiser-linux.li + * Pixart PAC7302 driver * - * V4L2 by Jean-Francois Moine + * Copyright (C) 2008-2012 Jean-Francois Moine + * Copyright (C) 2005 Thomas Kaiser thomas@kaiser-linux.li * * Separated from Pixart PAC7311 library by Márton Németh * Camera button input handling by Márton Németh @@ -63,13 +63,12 @@ #define pr_fmt(fmt) KBUILD_MODNAME ": " fmt -#define MODULE_NAME "pac7302" - #include #include #include "gspca.h" -MODULE_AUTHOR("Thomas Kaiser thomas@kaiser-linux.li"); +MODULE_AUTHOR("Jean-Francois Moine , " + "Thomas Kaiser thomas@kaiser-linux.li"); MODULE_DESCRIPTION("Pixart PAC7302"); MODULE_LICENSE("GPL"); @@ -290,21 +289,21 @@ static const struct v4l2_pix_format vga_mode[] = { .bytesperline = 640, .sizeimage = 640 * 480 * 3 / 8 + 590, .colorspace = V4L2_COLORSPACE_JPEG, - .priv = 0}, + }, }; #define LOAD_PAGE3 255 #define END_OF_SEQUENCE 0 /* pac 7302 */ -static const __u8 init_7302[] = { +static const u8 init_7302[] = { /* index,value */ 0xff, 0x01, /* page 1 */ 0x78, 0x00, /* deactivate */ 0xff, 0x01, 0x78, 0x40, /* led off */ }; -static const __u8 start_7302[] = { +static const u8 start_7302[] = { /* index, len, [value]* */ 0xff, 1, 0x00, /* page 0 */ 0x00, 12, 0x01, 0x40, 0x40, 0x40, 0x01, 0xe0, 0x02, 0x80, @@ -319,7 +318,7 @@ static const __u8 start_7302[] = { 0x43, 11, 0x00, 0x0a, 0x18, 0x11, 0x01, 0x2c, 0x88, 0x11, 0x00, 0x54, 0x11, 0x55, 1, 0x00, - 0x62, 4, 0x10, 0x1e, 0x1e, 0x18, + 0x62, 4, 0x10, 0x1e, 0x1e, 0x18, 0x6b, 1, 0x00, 0x6e, 3, 0x08, 0x06, 0x00, 0x72, 3, 0x00, 0xff, 0x00, @@ -370,7 +369,7 @@ static const __u8 start_7302[] = { #define SKIP 0xaa /* page 3 - the value SKIP says skip the index - see reg_w_page() */ -static const __u8 page3_7302[] = { +static const u8 page3_7302[] = { 0x90, 0x40, 0x03, 0x00, 0xc0, 0x01, 0x14, 0x16, 0x14, 0x12, 0x00, 0x00, 0x00, 0x02, 0x33, 0x00, 0x0f, 0x01, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, @@ -394,7 +393,7 @@ static const __u8 page3_7302[] = { }; static void reg_w_buf(struct gspca_dev *gspca_dev, - __u8 index, + u8 index, const u8 *buffer, int len) { int ret; @@ -410,7 +409,7 @@ static void reg_w_buf(struct gspca_dev *gspca_dev, index, gspca_dev->usb_buf, len, 500); if (ret < 0) { - pr_err("reg_w_buf failed index 0x%02x, error %d\n", + pr_err("reg_w_buf failed i: %02x error %d\n", index, ret); gspca_dev->usb_err = ret; } @@ -418,8 +417,8 @@ static void reg_w_buf(struct gspca_dev *gspca_dev, static void reg_w(struct gspca_dev *gspca_dev, - __u8 index, - __u8 value) + u8 index, + u8 value) { int ret; @@ -433,14 +432,14 @@ static void reg_w(struct gspca_dev *gspca_dev, 0, index, gspca_dev->usb_buf, 1, 500); if (ret < 0) { - pr_err("reg_w() failed index 0x%02x, value 0x%02x, error %d\n", + pr_err("reg_w() failed i: %02x v: %02x error %d\n", index, value, ret); gspca_dev->usb_err = ret; } } static void reg_w_seq(struct gspca_dev *gspca_dev, - const __u8 *seq, int len) + const u8 *seq, int len) { while (--len >= 0) { reg_w(gspca_dev, seq[0], seq[1]); @@ -450,7 +449,7 @@ static void reg_w_seq(struct gspca_dev *gspca_dev, /* load the beginning of a page */ static void reg_w_page(struct gspca_dev *gspca_dev, - const __u8 *page, int len) + const u8 *page, int len) { int index; int ret = 0; @@ -468,7 +467,7 @@ static void reg_w_page(struct gspca_dev *gspca_dev, 0, index, gspca_dev->usb_buf, 1, 500); if (ret < 0) { - pr_err("reg_w_page() failed index 0x%02x, value 0x%02x, error %d\n", + pr_err("reg_w_page() failed i: %02x v: %02x error %d\n", index, page[index], ret); gspca_dev->usb_err = ret; break; @@ -478,8 +477,8 @@ static void reg_w_page(struct gspca_dev *gspca_dev, /* output a variable sequence */ static void reg_w_var(struct gspca_dev *gspca_dev, - const __u8 *seq, - const __u8 *page3, unsigned int page3_len) + const u8 *seq, + const u8 *page3, unsigned int page3_len) { int index, len; @@ -493,11 +492,13 @@ static void reg_w_var(struct gspca_dev *gspca_dev, reg_w_page(gspca_dev, page3, page3_len); break; default: +#ifdef GSPCA_DEBUG if (len > USB_BUF_SZ) { PDEBUG(D_ERR|D_STREAM, "Incorrect variable sequence"); return; } +#endif while (len > 0) { if (len < 8) { reg_w_buf(gspca_dev, @@ -524,7 +525,6 @@ static int sd_config(struct gspca_dev *gspca_dev, cam = &gspca_dev->cam; - PDEBUG(D_CONF, "Find Sensor PAC7302"); cam->cam_mode = vga_mode; /* only 640x480 */ cam->nmodes = ARRAY_SIZE(vga_mode); @@ -548,10 +548,10 @@ static void setbrightcont(struct gspca_dev *gspca_dev) { struct sd *sd = (struct sd *) gspca_dev; int i, v; - static const __u8 max[10] = + static const u8 max[10] = {0x29, 0x33, 0x42, 0x5a, 0x6e, 0x80, 0x9f, 0xbb, 0xd4, 0xec}; - static const __u8 delta[10] = + static const u8 delta[10] = {0x35, 0x33, 0x33, 0x2f, 0x2a, 0x25, 0x1e, 0x17, 0x11, 0x0b}; @@ -589,7 +589,6 @@ static void setcolors(struct gspca_dev *gspca_dev) reg_w(gspca_dev, 0x0f + 2 * i + 1, v); } reg_w(gspca_dev, 0xdc, 0x01); - PDEBUG(D_CONF|D_STREAM, "color: %i", sd->colors); } static void setwhitebalance(struct gspca_dev *gspca_dev) @@ -600,7 +599,6 @@ static void setwhitebalance(struct gspca_dev *gspca_dev) reg_w(gspca_dev, 0xc6, sd->white_balance); reg_w(gspca_dev, 0xdc, 0x01); - PDEBUG(D_CONF|D_STREAM, "white_balance: %i", sd->white_balance); } static void setredbalance(struct gspca_dev *gspca_dev) @@ -611,7 +609,6 @@ static void setredbalance(struct gspca_dev *gspca_dev) reg_w(gspca_dev, 0xc5, sd->red_balance); reg_w(gspca_dev, 0xdc, 0x01); - PDEBUG(D_CONF|D_STREAM, "red_balance: %i", sd->red_balance); } static void setbluebalance(struct gspca_dev *gspca_dev) @@ -622,7 +619,6 @@ static void setbluebalance(struct gspca_dev *gspca_dev) reg_w(gspca_dev, 0xc7, sd->blue_balance); reg_w(gspca_dev, 0xdc, 0x01); - PDEBUG(D_CONF|D_STREAM, "blue_balance: %i", sd->blue_balance); } static void setgain(struct gspca_dev *gspca_dev) @@ -639,8 +635,8 @@ static void setgain(struct gspca_dev *gspca_dev) static void setexposure(struct gspca_dev *gspca_dev) { struct sd *sd = (struct sd *) gspca_dev; - __u8 clockdiv; - __u16 exposure; + u8 clockdiv; + u16 exposure; /* register 2 of frame 3 contains the clock divider configuring the no fps according to the formula: 90 / reg. sd->exposure is the @@ -708,8 +704,6 @@ static int sd_start(struct gspca_dev *gspca_dev) { struct sd *sd = (struct sd *) gspca_dev; - sd->sof_read = 0; - reg_w_var(gspca_dev, start_7302, page3_7302, sizeof(page3_7302)); setbrightcont(gspca_dev); @@ -827,7 +821,7 @@ static void sd_pkt_scan(struct gspca_dev *gspca_dev, { struct sd *sd = (struct sd *) gspca_dev; u8 *image; - unsigned char *sof; + u8 *sof; sof = pac_find_sof(&sd->sof_read, data, len); if (sof) { @@ -1090,8 +1084,8 @@ static int sd_getvflip(struct gspca_dev *gspca_dev, __s32 *val) static int sd_dbg_s_register(struct gspca_dev *gspca_dev, struct v4l2_dbg_register *reg) { - __u8 index; - __u8 value; + u8 index; + u8 value; /* reg->reg: bit0..15: reserved for register index (wIndex is 16bit long on the USB bus) @@ -1103,8 +1097,8 @@ static int sd_dbg_s_register(struct gspca_dev *gspca_dev, ) { /* Currently writing to page 0 is only supported. */ /* reg_w() only supports 8bit index */ - index = reg->reg & 0x000000ff; - value = reg->val & 0x000000ff; + index = reg->reg; + value = reg->val; /* Note that there shall be no access to other page by any other function between the page swith and @@ -1165,7 +1159,7 @@ static int sd_int_pkt_scan(struct gspca_dev *gspca_dev, /* sub-driver description for pac7302 */ static const struct sd_desc sd_desc = { - .name = MODULE_NAME, + .name = KBUILD_MODNAME, .ctrls = sd_ctrls, .nctrls = ARRAY_SIZE(sd_ctrls), .config = sd_config, @@ -1212,7 +1206,7 @@ static int sd_probe(struct usb_interface *intf, } static struct usb_driver sd_driver = { - .name = MODULE_NAME, + .name = KBUILD_MODNAME, .id_table = device_table, .probe = sd_probe, .disconnect = gspca_disconnect,