#include "mr97311.h"#include "pac207.h"/* Mode list for spca50x on external input *//* Must be in descending order as the closest match which is equal or smaller than * the requested size is returned */#if 0/* Trashcan before goes out */(bridge) == BRIDGE_SONIX ? sonix_ext_modes :    (bridge) == BRIDGE_ZC3XX ? zc3xx_ext_modes :    (bridge) == BRIDGE_ETOMS ? etoms_ext_modes :    (bridge) == BRIDGE_SPCA561 ? spca561_ext_modes :    (bridge) == BRIDGE_SN9CXXX ? sn9c102p_ext_modes :    (bridge) == BRIDGE_SPCA504 ? spca504_ext_modes :    (bridge) == BRIDGE_SPCA504B ? spca504_ext_modes :    (bridge) == BRIDGE_SPCA504C ? spca504_pccam600_ext_modes :    (bridge) == BRIDGE_SPCA533 ? spca533_ext_modes :    (bridge) == BRIDGE_SPCA536 ? spca536_ext_modes :    static __u16 pcam_ext_modes[][6] = {    /* x , y , Code, Value (6), Value (7), pipe */    {1280, 1024, 0x00, 0, 0, 1023},    {640, 480, 0x01, 0, 0, 1023},    {384, 288, 0x11, 16, 12, 1023},    {352, 288, 0x11, 18, 12, 1023},    {320, 240, 0x02, 0, 0, 896},    {192, 144, 0x12, 8, 6, 896},    {176, 144, 0x12, 9, 6, 896},    {0, 0, 0, 0, 0}};static __u16 zc3xx_ext_modes[][6] = {    /* x , y , Code, x multiplier, y multiplier, pipe */    {640, 480, 0x00, 0, 0, 1023},	// altersetting 7 endpoint 0x01    {352, 288, 0x10, 0, 0, 1023},	//0x00 SIF sensor    {320, 240, 0x01, 0, 0, 1023},    {176, 144, 0x11, 0, 0, 1023},	//0x01    {0, 0, 0, 0, 0, 0}};static __u16 sonix_ext_modes[][6] = {    /* x , y , Code, x multiplier, y multiplier, pipe */    {640, 480, 0x00, 0, 0, 1023},    {352, 288, 0x00, 0, 0, 1023},    {320, 240, 0x01, 0, 0, 1023},    {176, 144, 0x01, 0, 0, 1023},    {160, 120, 0x02, 0, 0, 1023},    {0, 0, 0, 0, 0, 0}};static __u16 etoms_ext_modes[][6] = {    /* x , y , Code, x, y, pipe */    {352, 288, 0x00, 0, 0, 1000},    {320, 240, 0x01, 0, 0, 1000},    {176, 144, 0x01, 0, 0, 1000},    {0, 0, 0, 0, 0, 0}};static __u16 spca561_ext_modes[][6] = {    {352, 288, 0x00, 0x27, 0x00, 1023},    {320, 240, 0x01, 0x27, 0x00, 1023},    {176, 144, 0x02, 0x23, 0x00, 1023},	// software mode hardware seem buggy slow shift in video    {160, 120, 0x03, 0x23, 0x00, 1023},    {0, 0, 0, 0, 0}};static __u16 sn9c102p_ext_modes[][6] = {    /* x , y , Code, x, y, pipe */    {640, 480, 0x00, 0, 0, 1023},    {352, 288, 0x10, 0, 0, 1023},    {320, 240, 0x01, 0, 0, 1023},    {176, 144, 0x11, 0, 0, 1023},    {0, 0, 0, 0, 0, 0}    static __u16 spca533_ext_modes[][6] = {	/* x , y , Code, Value (6), Value (7), pipe */	//{ 640, 480, 0x41, 1, 0, 1023 },	{464, 480, 0x01, 0, 0, 1023},	//PocketDVII unscaled resolution aspect ratio need to expand x axis	{464, 352, 0x01, 0, 0, 1023},	//Gsmart LCD3 feature good aspect ratio 	{384, 288, 0x11, 5, 4, 1023},	{352, 288, 0x11, 7, 4, 1023},	{320, 240, 0x02, 0, 0, 1023},	{192, 144, 0x12, 8, 6, 1023},	{176, 144, 0x12, 9, 6, 1023},	//{ 160, 120, 0x22, 1, 1, 1023 },	//{ 320, 128, 0x03, 0, 0, 1023 }, /* don't work with megapix V4*/	{0, 0, 0, 0, 0}    };    static __u16 spca536_ext_modes[][6] = {	/* x , y , Code, Value (6), Value (7), pipe */	{640, 480, 0x01, 1, 0, 1023},	//{ 464, 480, 0x01, 0, 0, 1023 },	//{ 464, 352, 0x01, 0, 0, 1023 },	{384, 288, 0x11, 5, 4, 1023},	{352, 288, 0x11, 7, 4, 1023},	{320, 240, 0x02, 0, 0, 896},	{192, 144, 0x12, 8, 6, 896},	{176, 144, 0x12, 9, 6, 896},	{0, 0, 0, 0, 0}    };    static __u16 spca504_ext_modes[][6] = {	/* x , y , Code, Value (6), Value (7), pipe */	{640, 480, 0x01, 0, 0, 1023},	{384, 288, 0x11, 16, 12, 1023},	{352, 288, 0x11, 18, 12, 1023},	{320, 240, 0x02, 0, 0, 896},	{192, 144, 0x12, 8, 6, 896},	{176, 144, 0x12, 9, 6, 896},	//{ 160, 120, 0x22, 1, 1, 896 },	{0, 0, 0, 0, 0}    };    static __u16 spca504_pccam600_ext_modes[][6] = {	/* x , y , Code, Value (6), Value (7), pipe */	{1024, 768, 0x00, 0, 0, 1023},	{640, 480, 0x01, 1, 0, 1023},	{352, 288, 0x02, 2, 0, 896},	{320, 240, 0x03, 3, 0, 896},	{176, 144, 0x04, 4, 0, 768},/*	{ 160,  120, 0x05, 5, 0, 768 },  */	{0, 0, 0, 0, 0}    };};#endif#define GET_EXT_MODES(bridge) (\	(bridge) == BRIDGE_SPCA500 ? spca500_ext_modes : \	(bridge) == BRIDGE_SPCA501 ? spca501_ext_modes : \	(bridge) == BRIDGE_SPCA506 ? spca506_ext_modes : \	(bridge) == BRIDGE_SPCA508 ? spca508_ext_modes : \	(bridge) == BRIDGE_CX11646 ? cx11646_ext_modes : \	(bridge) == BRIDGE_TV8532 ? tv8532_ext_modes : \	spca50x_ext_modes)/* code is used for harware low nibble and software hight nibble */static __u16 cx11646_ext_modes[][6] = {    /* x , y , Code, x multiplier, y multiplier, pipe */    {640, 480, 0x00, 0, 0, 1023},	// altersetting 7 endpoint 0x01    {352, 288, 0x01, 0, 0, 1023},    {320, 240, 0x02, 0, 0, 1023},    {176, 144, 0x03, 0, 0, 640},	// alt 4    // {160, 120, 0x04, 0, 0, 512}, // alt 3 only works with external decoding    {0, 0, 0, 0, 0, 0}};static __u16 spca500_ext_modes[][6] = {    /* x , y , Code, x multiplier, y multiplier, pipe */    {640, 480, 0x00, 40, 30, 1023},    {352, 288, 0x00, 22, 18, 1023},    {320, 240, 0x01, 40, 30, 1023},    {176, 144, 0x01, 22, 18, 1023},    /* 160x120 disable jpeg %16 */    {0, 0, 0, 0, 0, 0}};static __u16 spca501_ext_modes[][6] = {    /* x , y , Code, Value (6), Value (7), pipe */    {640, 480, 0, 0x94, 0x004A, 1023},    {352, 288, 0x10, 0x94, 0x004A, 1023},    {320, 240, 0, 0x94, 0x104A, 896},    {176, 144, 0x10, 0x94, 0x104A, 896},    {160, 120, 0, 0x94, 0x204A, 384},    {0, 0, 0, 0, 0}};/* default value used for spca505 and spca505b */static __u16 spca50x_ext_modes[][6] = {    /* x , y , Code, Value (6), Value (7), pipe */    {640, 480, 0, 0x10, 0x10, 1023},	/* Tested spca505b+VGA sensor */    {352, 288, 1, 0x1a, 0x1a, 1023},	/* Tested */    {320, 240, 2, 0x1c, 0x1d, 896},	/* Tested 20:01:2004 */    {176, 144, 4, 0x34, 0x34, 512},	/* Tested */    {160, 120, 5, 0x40, 0x40, 384},	/* Tested */    {0, 0, 0, 0, 0}};static __u16 spca506_ext_modes[][6] = {    /* In this table, element 3 (clk) controls the     * clock, and gets written to 0x8700.     */    /* x , y , Code, clk, n/a,  pipe */    {640, 480, 0x00, 0x10, 0x10, 1023},    {352, 288, 0x01, 0x1a, 0x1a, 1023},    {320, 240, 0x02, 0x1c, 0x1c, 1023},	//896    {176, 144, 0x04, 0x34, 0x34, 1023},    {160, 120, 0x05, 0x40, 0x40, 1023},    {0, 0, 0, 0, 0}};//  1a 1b 20 static __u16 spca508_ext_modes[][6] = {    /* In this table, element 3 (clk) controls the     * clock, and gets written to 0x8700.     */    /* x , y , Code, clk, n/a,  pipe */    {352, 288, 0x00, 0x28, 0x00, 1023},    {320, 240, 0x01, 0x28, 0x00, 1023},    {176, 144, 0x02, 0x23, 0x00, 1023},    {160, 120, 0x03, 0x23, 0x00, 1023},    {0, 0, 0, 0, 0}};static __u16 tv8532_ext_modes[][6] = {    /* x , y , Code, clk, n/a,  pipe */    {352, 288, 0x00, 0x28, 0x00, 1023},    {320, 240, 0x10, 0x28, 0x00, 1023},    {176, 144, 0x01, 0x23, 0x00, 1023},    /*{160, 120, 0x03, 0x23, 0x00, 1023}, */    {0, 0, 0, 0, 0}};#ifdef CONFIG_PROC_FS/* Not sure what we should do with this. I think it is V4L level 2 stuff *//* Currently only use RGB24 */static struct palette_list plist[] = {    {VIDEO_PALETTE_GREY, "GREY"},    {VIDEO_PALETTE_HI240, "HI240"},    {VIDEO_PALETTE_RGB565, "RGB565"},    {VIDEO_PALETTE_RGB24, "RGB24"},    {VIDEO_PALETTE_RGB32, "RGB32"},    {VIDEO_PALETTE_RGB555, "RGB555"},    {VIDEO_PALETTE_YUV422, "YUV422"},    {VIDEO_PALETTE_YUYV, "YUYV"},    {VIDEO_PALETTE_UYVY, "UYVY"},    {VIDEO_PALETTE_YUV420, "YUV420"},    {VIDEO_PALETTE_YUV411, "YUV411"},    {VIDEO_PALETTE_RAW, "RAW"},    {VIDEO_PALETTE_YUV422P, "YUV422P"},    {VIDEO_PALETTE_YUV411P, "YUV411P"},    {VIDEO_PALETTE_YUV420P, "YUV420P"},    {VIDEO_PALETTE_YUV410P, "YUV410P"},    {VIDEO_PALETTE_RAW_JPEG, "RJPG"},    {VIDEO_PALETTE_JPEG, "JPEG"},    {-1, NULL}};#endif				/* CONFIG_PROC_FS *//* function for the tasklet */void outpict_do_tasklet(unsigned long ptr);/********************************************************************** * * Memory management * * This is a shameless copy from the USB-cpia driver (linux kernel * version 2.3.29 or so, I have no idea what this code actually does ;). * Actually it seems to be a copy of a shameless copy of the bttv-driver. * Or that is a copy of a shameless copy of ... (To the powers: is there * no generic kernel-function to do this sort of stuff?) * * Yes, it was a shameless copy from the bttv-driver. IIRC, Alan says * there will be one, but apparentely not yet -jerdfelt * * So I copied it again for the ov511 driver -claudio * And again for the spca50x driver -jcrisp **********************************************************************//* Given PGD from the address space's page table, return the kernel * virtual mapping of the physical memory mapped at ADR. */#ifndef RH9_REMAPstatic inline unsigned long uvirt_to_kva(pgd_t * pgd, unsigned long adr){    unsigned long ret = 0UL;    pmd_t *pmd;    pte_t *ptep, pte;    if (!pgd_none(*pgd)) {#if PUD_SHIFT	pud_t *pud = pud_offset(pgd, adr);	if (!pud_none(*pud)) {	    pmd = pmd_offset(pud, adr);#else	pmd = pmd_offset(pgd, adr);#endif	if (!pmd_none(*pmd)) {	    ptep = pte_offset_kernel(pmd, adr);	    pte = *ptep;	    if (pte_present(pte)) {		ret = (unsigned long) page_address(pte_page(pte));		ret |= (adr & (PAGE_SIZE - 1));	    }#if PUD_SHIFT	}#endif    }}return ret;}#endif				/* RH9_REMAP *//* Here we want the physical address of the memory. * This is used when initializing the contents of the * area and marking the pages as reserved. */#ifdef RH9_REMAPstatic inline unsigned long kvirt_to_pa(unsigned long adr){    unsigned long kva, ret;    kva = (unsigned long) page_address(vmalloc_to_page((void *) adr));    kva |= adr & (PAGE_SIZE - 1);	/* restore the offset */    ret = __pa(kva);    return ret;}#else				/* RH9_REMAP */#if LINUX_VERSION_CODE > KERNEL_VERSION(2,5,0)static inline unsigned long kvirt_to_pa(unsigned long adr){    unsigned long kva, ret;    kva = (unsigned long) page_address(vmalloc_to_page((void *) adr));    kva |= adr & (PAGE_SIZE - 1);    ret = __pa(kva);    return ret;}#elsestatic inline unsigned long kvirt_to_pa(unsigned long adr){    unsigned long va, kva, ret;    va = VMALLOC_VMADDR(adr);    kva = uvirt_to_kva(pgd_offset_k(va), va);    ret = __pa(kva);    return ret;}#endif#endif				/* RH9_REMAP */static void *rvmalloc(unsigned long size){    void *mem;    unsigned long adr;#if LINUX_VERSION_CODE < KERNEL_VERSION(2, 4, 23)    unsigned long page;#endif    size = PAGE_ALIGN(size);    mem = vmalloc_32(size);    if (!mem)	return NULL;    memset(mem, 0, size);	/* Clear the ram out, no junk to the user */    adr = (unsigned long) mem;    while ((long) size > 0) {#if LINUX_VERSION_CODE >= KERNEL_VERSION(2, 5, 68)	SetPageReserved(vmalloc_to_page((void *) adr));#else#if LINUX_VERSION_CODE >= KERNEL_VERSION(2, 4, 23)	mem_map_reserve(vmalloc_to_page((void *) adr));#else	page = kvirt_to_pa(adr);	mem_map_reserve(VIRT_TO_PAGE(__va(page)));#endif#endif	adr += PAGE_SIZE;	size -= PAGE_SIZE;    }    return mem;}static void rvfree(void *mem, unsigned long size){    unsigned long adr;#if LINUX_VERSION_CODE < KERNEL_VERSION(2, 4, 23)    unsigned long page;#endif    if (!mem)	return;    adr = (unsigned long) mem;    while ((long) size > 0) {#if LINUX_VERSION_CODE >= KERNEL_VERSION(2, 5, 68)	ClearPageReserved(vmalloc_to_page((void *) adr));#else#if LINUX_VERSION_CODE >= KERNEL_VERSION(2, 4, 23)	mem_map_unreserve(vmalloc_to_page((void *) adr));#else	page = kvirt_to_pa(adr);	mem_map_unreserve(VIRT_TO_PAGE(__va(page)));#endif#endif	adr += PAGE_SIZE;	size -= PAGE_SIZE;    }    vfree(mem);}/********************************************************************** * /proc interface * Based on the CPiA driver version 0.7.4 -claudio * ..and again copied from the ov511 driver for the SPCA50x driver - jac **********************************************************************/#ifdef CONFIG_PROC_FSstatic struct proc_dir_entry *spca50x_proc_entry = NULL;#ifdef CONFIG_VIDEO_PROC_FSextern struct proc_dir_entry *video_proc_entry;#endif				/* CONFIG_VIDEO_PROC_FS */#define YES_NO(x) ((x) ? "yes" : "no")static intspca50x_read_proc(char *page, char **start, off_t off,		  int count, int *eof, void *data){    char *out = page;    int i, j, len;    struct usb_spca50x *spca50x = data;    /* IMPORTANT: This output MUST be kept under PAGE_SIZE     *            or we need to get more sophisticated. */