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Diffstat (limited to 'drivers/media/video/stradis.c')
-rw-r--r--drivers/media/video/stradis.c1138
1 files changed, 554 insertions, 584 deletions
diff --git a/drivers/media/video/stradis.c b/drivers/media/video/stradis.c
index 6ee54a45411f..54fc33011ffb 100644
--- a/drivers/media/video/stradis.c
+++ b/drivers/media/video/stradis.c
@@ -49,9 +49,9 @@
#include "saa7121.h"
#include "cs8420.h"
-#define DEBUG(x) /* debug driver */
-#undef IDEBUG /* debug irq handler */
-#undef MDEBUG /* debug memory management */
+#define DEBUG(x) /* debug driver */
+#undef IDEBUG /* debug irq handler */
+#undef MDEBUG /* debug memory management */
#define SAA7146_MAX 6
@@ -63,7 +63,6 @@ static int video_nr = -1;
module_param(video_nr, int, 0);
MODULE_LICENSE("GPL");
-
#define nDebNormal 0x00480000
#define nDebNoInc 0x00480000
#define nDebVideo 0xd0480000
@@ -99,7 +98,12 @@ MODULE_LICENSE("GPL");
#ifdef USE_RESCUE_EEPROM_SDM275
static unsigned char rescue_eeprom[64] = {
-0x00,0x01,0x04,0x13,0x26,0x0f,0x10,0x00,0x00,0x00,0x43,0x63,0x22,0x01,0x29,0x15,0x73,0x00,0x1f, 'd', 'e', 'c', 'x', 'l', 'd', 'v', 'a',0x02,0x00,0x01,0x00,0xcc,0xa4,0x63,0x09,0xe2,0x10,0x00,0x0a,0x00,0x02,0x02, 'd', 'e', 'c', 'x', 'l', 'a',0x00,0x00,0x42,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,
+ 0x00, 0x01, 0x04, 0x13, 0x26, 0x0f, 0x10, 0x00, 0x00, 0x00, 0x43, 0x63,
+ 0x22, 0x01, 0x29, 0x15, 0x73, 0x00, 0x1f, 'd', 'e', 'c', 'x', 'l',
+ 'd', 'v', 'a', 0x02, 0x00, 0x01, 0x00, 0xcc, 0xa4, 0x63, 0x09, 0xe2,
+ 0x10, 0x00, 0x0a, 0x00, 0x02, 0x02, 'd', 'e', 'c', 'x', 'l', 'a',
+ 0x00, 0x00, 0x42, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+ 0x00, 0x00, 0x00, 0x00,
};
#endif
@@ -140,17 +144,18 @@ static int I2CRead(struct saa7146 *saa, unsigned char addr,
if (saaread(SAA7146_I2C_STATUS) & 0x3c)
I2CWipe(saa);
- for (i = 0; i < 1000 &&
- (saaread(SAA7146_I2C_STATUS) & SAA7146_I2C_BUSY); i++)
+ for (i = 0;
+ i < 1000 && (saaread(SAA7146_I2C_STATUS) & SAA7146_I2C_BUSY);
+ i++)
schedule();
if (i == 1000)
I2CWipe(saa);
if (dosub)
saawrite(((addr & 0xfe) << 24) | (((addr | 1) & 0xff) << 8) |
- ((subaddr & 0xff) << 16) | 0xed, SAA7146_I2C_TRANSFER);
+ ((subaddr & 0xff) << 16) | 0xed, SAA7146_I2C_TRANSFER);
else
saawrite(((addr & 0xfe) << 24) | (((addr | 1) & 0xff) << 16) |
- 0xf1, SAA7146_I2C_TRANSFER);
+ 0xf1, SAA7146_I2C_TRANSFER);
saawrite((SAA7146_MC2_UPLD_I2C << 16) |
SAA7146_MC2_UPLD_I2C, SAA7146_MC2);
/* wait for i2c registers to be programmed */
@@ -163,7 +168,7 @@ static int I2CRead(struct saa7146 *saa, unsigned char addr,
schedule();
if (saaread(SAA7146_I2C_STATUS) & SAA7146_I2C_ERR)
return -1;
- if (i == 1000)
+ if (i == 1000)
printk("i2c setup read timeout\n");
saawrite(0x41, SAA7146_I2C_TRANSFER);
saawrite((SAA7146_MC2_UPLD_I2C << 16) |
@@ -178,7 +183,7 @@ static int I2CRead(struct saa7146 *saa, unsigned char addr,
schedule();
if (saaread(SAA7146_I2C_TRANSFER) & SAA7146_I2C_ERR)
return -1;
- if (i == 1000)
+ if (i == 1000)
printk("i2c read timeout\n");
return ((saaread(SAA7146_I2C_TRANSFER) >> 24) & 0xff);
}
@@ -213,20 +218,22 @@ static void attach_inform(struct saa7146 *saa, int id)
{
int i;
- DEBUG(printk(KERN_DEBUG "stradis%d: i2c: device found=%02x\n", saa->nr, id));
- if (id == 0xa0) { /* we have rev2 or later board, fill in info */
+ DEBUG(printk(KERN_DEBUG "stradis%d: i2c: device found=%02x\n", saa->nr,
+ id));
+ if (id == 0xa0) { /* we have rev2 or later board, fill in info */
for (i = 0; i < 64; i++)
saa->boardcfg[i] = I2CRead(saa, 0xa0, i, 1);
#ifdef USE_RESCUE_EEPROM_SDM275
if (saa->boardcfg[0] != 0) {
- printk("stradis%d: WARNING: EEPROM STORED VALUES HAVE BEEN IGNORED\n", saa->nr);
+ printk("stradis%d: WARNING: EEPROM STORED VALUES HAVE "
+ "BEEN IGNORED\n", saa->nr);
for (i = 0; i < 64; i++)
saa->boardcfg[i] = rescue_eeprom[i];
}
#endif
printk("stradis%d: config =", saa->nr);
for (i = 0; i < 51; i++) {
- printk(" %02x",saa->boardcfg[i]);
+ printk(" %02x", saa->boardcfg[i]);
}
printk("\n");
}
@@ -254,17 +261,19 @@ static int wait_for_debi_done(struct saa7146 *saa)
for (i = 0; i < 500000 &&
(saaread(SAA7146_PSR) & SAA7146_PSR_DEBI_S); i++)
saaread(SAA7146_MC2);
+
if (i > debiwait_maxwait)
printk("wait-for-debi-done maxwait: %d\n",
debiwait_maxwait = i);
-
+
if (i == 500000)
return -1;
+
return 0;
}
static int debiwrite(struct saa7146 *saa, u32 config, int addr,
- u32 val, int count)
+ u32 val, int count)
{
u32 cmd;
if (count <= 0 || count > 32764)
@@ -309,41 +318,6 @@ static u32 debiread(struct saa7146 *saa, u32 config, int addr, int count)
return result;
}
-#if 0 /* unused */
-/* MUST be a multiple of 8 bytes and 8-byte aligned and < 32768 bytes */
-/* data copied into saa->dmadebi buffer, caller must re-enable interrupts */
-static void ibm_block_dram_read(struct saa7146 *saa, int address, int bytes)
-{
- int i, j;
- u32 *buf;
- buf = (u32 *) saa->dmadebi;
- if (bytes > 0x7000)
- bytes = 0x7000;
- saawrite(0, SAA7146_IER); /* disable interrupts */
- for (i=0; i < 10000 &&
- (debiread(saa, debNormal, IBM_MP2_DRAM_CMD_STAT, 2)
- & 0x8000); i++)
- saaread(SAA7146_MC2);
- if (i == 10000)
- printk(KERN_ERR "stradis%d: dram_busy never cleared\n",
- saa->nr);
- debiwrite(saa, debNormal, IBM_MP2_SRC_ADDR, (address<<16) |
- (address>>16), 4);
- debiwrite(saa, debNormal, IBM_MP2_BLOCK_SIZE, bytes, 2);
- debiwrite(saa, debNormal, IBM_MP2_CMD_STAT, 0x8a10, 2);
- for (j = 0; j < bytes/4; j++) {
- for (i = 0; i < 10000 &&
- (!(debiread(saa, debNormal, IBM_MP2_DRAM_CMD_STAT, 2)
- & 0x4000)); i++)
- saaread(SAA7146_MC2);
- if (i == 10000)
- printk(KERN_ERR "stradis%d: dram_ready never set\n",
- saa->nr);
- buf[j] = debiread(saa, debNormal, IBM_MP2_DRAM_DATA, 4);
- }
-}
-#endif /* unused */
-
static void do_irq_send_data(struct saa7146 *saa)
{
int split, audbytes, vidbytes;
@@ -365,16 +339,15 @@ static void do_irq_send_data(struct saa7146 *saa)
return;
}
/* if at least 1 block audio waiting and audio fifo isn't full */
- if (audbytes >= 2048 && (debiread(saa, debNormal,
- IBM_MP2_AUD_FIFO, 2) & 0xff) < 60) {
+ if (audbytes >= 2048 && (debiread(saa, debNormal, IBM_MP2_AUD_FIFO, 2)
+ & 0xff) < 60) {
if (saa->audhead > saa->audtail)
split = 65536 - saa->audhead;
else
split = 0;
audbytes = 2048;
if (split > 0 && split < 2048) {
- memcpy(saa->dmadebi, saa->audbuf + saa->audhead,
- split);
+ memcpy(saa->dmadebi, saa->audbuf + saa->audhead, split);
saa->audhead = 0;
audbytes -= split;
} else
@@ -383,20 +356,19 @@ static void do_irq_send_data(struct saa7146 *saa)
audbytes);
saa->audhead += audbytes;
saa->audhead &= 0xffff;
- debiwrite(saa, debAudio, (NewCard? IBM_MP2_AUD_FIFO :
- IBM_MP2_AUD_FIFOW), 0, 2048);
+ debiwrite(saa, debAudio, (NewCard ? IBM_MP2_AUD_FIFO :
+ IBM_MP2_AUD_FIFOW), 0, 2048);
wake_up_interruptible(&saa->audq);
- /* if at least 1 block video waiting and video fifo isn't full */
+ /* if at least 1 block video waiting and video fifo isn't full */
} else if (vidbytes >= 30720 && (debiread(saa, debNormal,
- IBM_MP2_FIFO, 2)) < 16384) {
+ IBM_MP2_FIFO, 2)) < 16384) {
if (saa->vidhead > saa->vidtail)
split = 524288 - saa->vidhead;
else
split = 0;
vidbytes = 30720;
if (split > 0 && split < 30720) {
- memcpy(saa->dmadebi, saa->vidbuf + saa->vidhead,
- split);
+ memcpy(saa->dmadebi, saa->vidbuf + saa->vidhead, split);
saa->vidhead = 0;
vidbytes -= split;
} else
@@ -406,7 +378,7 @@ static void do_irq_send_data(struct saa7146 *saa)
saa->vidhead += vidbytes;
saa->vidhead &= 0x7ffff;
debiwrite(saa, debVideo, (NewCard ? IBM_MP2_FIFO :
- IBM_MP2_FIFOW), 0, 30720);
+ IBM_MP2_FIFOW), 0, 30720);
wake_up_interruptible(&saa->vidq);
}
saawrite(SAA7146_PSR_DEBI_S | SAA7146_PSR_PIN1, SAA7146_IER);
@@ -418,10 +390,10 @@ static void send_osd_data(struct saa7146 *saa)
if (size > 30720)
size = 30720;
/* ensure some multiple of 8 bytes is transferred */
- size = 8 * ((size + 8)>>3);
+ size = 8 * ((size + 8) >> 3);
if (size) {
debiwrite(saa, debNormal, IBM_MP2_OSD_ADDR,
- (saa->osdhead>>3), 2);
+ (saa->osdhead >> 3), 2);
memcpy(saa->dmadebi, &saa->osdbuf[saa->osdhead], size);
saa->osdhead += size;
/* block transfer of next 8 bytes to ~32k bytes */
@@ -435,7 +407,7 @@ static void send_osd_data(struct saa7146 *saa)
static irqreturn_t saa7146_irq(int irq, void *dev_id, struct pt_regs *regs)
{
- struct saa7146 *saa = (struct saa7146 *) dev_id;
+ struct saa7146 *saa = dev_id;
u32 stat, astat;
int count;
int handled = 0;
@@ -484,7 +456,7 @@ static irqreturn_t saa7146_irq(int irq, void *dev_id, struct pt_regs *regs)
saa->vidinfo.v_size = 480;
#if 0
if (saa->endmarkhead != saa->endmarktail) {
- saa->audhead =
+ saa->audhead =
saa->endmark[saa->endmarkhead];
saa->endmarkhead++;
if (saa->endmarkhead >= MAX_MARKS)
@@ -494,7 +466,7 @@ static irqreturn_t saa7146_irq(int irq, void *dev_id, struct pt_regs *regs)
}
if (istat & 0x4000) { /* Sequence Error Code */
if (saa->endmarkhead != saa->endmarktail) {
- saa->audhead =
+ saa->audhead =
saa->endmark[saa->endmarkhead];
saa->endmarkhead++;
if (saa->endmarkhead >= MAX_MARKS)
@@ -613,7 +585,7 @@ static int ibm_send_command(struct saa7146 *saa,
int i;
if (chain)
- debiwrite(saa, debNormal, IBM_MP2_COMMAND, (command << 1) | 1, 2);
+ debiwrite(saa, debNormal, IBM_MP2_COMMAND, (command << 1)| 1,2);
else
debiwrite(saa, debNormal, IBM_MP2_COMMAND, command << 1, 2);
debiwrite(saa, debNormal, IBM_MP2_CMD_DATA, data, 2);
@@ -663,11 +635,9 @@ static void initialize_cs8420(struct saa7146 *saa, int pro)
else
sequence = mode8420con;
for (i = 0; i < INIT8420LEN; i++)
- I2CWrite(saa, 0x20, init8420[i * 2],
- init8420[i * 2 + 1], 2);
+ I2CWrite(saa, 0x20, init8420[i * 2], init8420[i * 2 + 1], 2);
for (i = 0; i < MODE8420LEN; i++)
- I2CWrite(saa, 0x20, sequence[i * 2],
- sequence[i * 2 + 1], 2);
+ I2CWrite(saa, 0x20, sequence[i * 2], sequence[i * 2 + 1], 2);
printk("stradis%d: CS8420 initialized\n", saa->nr);
}
@@ -683,35 +653,36 @@ static void initialize_saa7121(struct saa7146 *saa, int dopal)
/* initialize PAL/NTSC video encoder */
for (i = 0; i < INIT7121LEN; i++) {
if (NewCard) { /* handle new card encoder differences */
- if (sequence[i*2] == 0x3a)
+ if (sequence[i * 2] == 0x3a)
I2CWrite(saa, 0x88, 0x3a, 0x13, 2);
- else if (sequence[i*2] == 0x6b)
+ else if (sequence[i * 2] == 0x6b)
I2CWrite(saa, 0x88, 0x6b, 0x20, 2);
- else if (sequence[i*2] == 0x6c)
+ else if (sequence[i * 2] == 0x6c)
I2CWrite(saa, 0x88, 0x6c,
dopal ? 0x09 : 0xf5, 2);
- else if (sequence[i*2] == 0x6d)
+ else if (sequence[i * 2] == 0x6d)
I2CWrite(saa, 0x88, 0x6d,
dopal ? 0x20 : 0x00, 2);
- else if (sequence[i*2] == 0x7a)
+ else if (sequence[i * 2] == 0x7a)
I2CWrite(saa, 0x88, 0x7a,
dopal ? (PALFirstActive - 1) :
(NTSCFirstActive - 4), 2);
- else if (sequence[i*2] == 0x7b)
+ else if (sequence[i * 2] == 0x7b)
I2CWrite(saa, 0x88, 0x7b,
dopal ? PALLastActive :
NTSCLastActive, 2);
- else I2CWrite(saa, 0x88, sequence[i * 2],
- sequence[i * 2 + 1], 2);
+ else
+ I2CWrite(saa, 0x88, sequence[i * 2],
+ sequence[i * 2 + 1], 2);
} else {
- if (sequence[i*2] == 0x6b && mod)
- I2CWrite(saa, 0x88, 0x6b,
- (sequence[i * 2 + 1] ^ 0x09), 2);
- else if (sequence[i*2] == 0x7a)
+ if (sequence[i * 2] == 0x6b && mod)
+ I2CWrite(saa, 0x88, 0x6b,
+ (sequence[i * 2 + 1] ^ 0x09), 2);
+ else if (sequence[i * 2] == 0x7a)
I2CWrite(saa, 0x88, 0x7a,
dopal ? (PALFirstActive - 1) :
(NTSCFirstActive - 4), 2);
- else if (sequence[i*2] == 0x7b)
+ else if (sequence[i * 2] == 0x7b)
I2CWrite(saa, 0x88, 0x7b,
dopal ? PALLastActive :
NTSCLastActive, 2);
@@ -735,7 +706,8 @@ static void set_genlock_offset(struct saa7146 *saa, int noffset)
nCode = noffset + 0x100;
if (nCode == 1)
nCode = 0x401;
- else if (nCode < 1) nCode = 0x400 + PixelsPerLine + nCode;
+ else if (nCode < 1)
+ nCode = 0x400 + PixelsPerLine + nCode;
debiwrite(saa, debNormal, XILINX_GLDELAY, nCode, 2);
}
@@ -745,33 +717,31 @@ static void set_out_format(struct saa7146 *saa, int mode)
saa->boardcfg[2] = mode;
/* do not adjust analog video parameters here, use saa7121 init */
/* you will affect the SDI output on the new card */
- if (mode == VIDEO_MODE_PAL) { /* PAL */
+ if (mode == VIDEO_MODE_PAL) { /* PAL */
debiwrite(saa, debNormal, XILINX_CTL0, 0x0808, 2);
mdelay(50);
saawrite(0x012002c0, SAA7146_NUM_LINE_BYTE1);
if (NewCard) {
- debiwrite(saa, debNormal, IBM_MP2_DISP_MODE,
- 0xe100, 2);
+ debiwrite(saa, debNormal, IBM_MP2_DISP_MODE, 0xe100, 2);
mdelay(50);
}
debiwrite(saa, debNormal, IBM_MP2_DISP_MODE,
- NewCard ? 0xe500: 0x6500, 2);
+ NewCard ? 0xe500 : 0x6500, 2);
debiwrite(saa, debNormal, IBM_MP2_DISP_DLY,
(1 << 8) |
- (NewCard ? PALFirstActive : PALFirstActive-6), 2);
+ (NewCard ? PALFirstActive : PALFirstActive - 6), 2);
} else { /* NTSC */
debiwrite(saa, debNormal, XILINX_CTL0, 0x0800, 2);
mdelay(50);
saawrite(0x00f002c0, SAA7146_NUM_LINE_BYTE1);
debiwrite(saa, debNormal, IBM_MP2_DISP_MODE,
- NewCard ? 0xe100: 0x6100, 2);
+ NewCard ? 0xe100 : 0x6100, 2);
debiwrite(saa, debNormal, IBM_MP2_DISP_DLY,
(1 << 8) |
- (NewCard ? NTSCFirstActive : NTSCFirstActive-6), 2);
+ (NewCard ? NTSCFirstActive : NTSCFirstActive - 6), 2);
}
}
-
/* Intialize bitmangler to map from a byte value to the mangled word that
* must be output to program the Xilinx part through the DEBI port.
* Xilinx Data Bit->DEBI Bit: 0->15 1->7 2->6 3->12 4->11 5->2 6->1 7->0
@@ -799,43 +769,41 @@ static int initialize_fpga(struct video_code *bitdata)
for (num = 0; num < saa_num; num++) {
saa = &saa7146s[num];
if (saa->boardcfg[0] > 20)
- continue; /* card was programmed */
+ continue; /* card was programmed */
loadtwo = (saa->boardcfg[18] & 0x10);
if (!NewCard) /* we have an old board */
for (i = 0; i < 256; i++)
- bitmangler[i] = ((i & 0x01) << 15) |
- ((i & 0x02) << 6) | ((i & 0x04) << 4) |
- ((i & 0x08) << 9) | ((i & 0x10) << 7) |
- ((i & 0x20) >> 3) | ((i & 0x40) >> 5) |
- ((i & 0x80) >> 7);
- else /* else we have a new board */
+ bitmangler[i] = ((i & 0x01) << 15) |
+ ((i & 0x02) << 6) | ((i & 0x04) << 4) |
+ ((i & 0x08) << 9) | ((i & 0x10) << 7) |
+ ((i & 0x20) >> 3) | ((i & 0x40) >> 5) |
+ ((i & 0x80) >> 7);
+ else /* else we have a new board */
for (i = 0; i < 256; i++)
- bitmangler[i] = ((i & 0x01) << 7) |
- ((i & 0x02) << 5) | ((i & 0x04) << 3) |
- ((i & 0x08) << 1) | ((i & 0x10) >> 1) |
- ((i & 0x20) >> 3) | ((i & 0x40) >> 5) |
- ((i & 0x80) >> 7);
+ bitmangler[i] = ((i & 0x01) << 7) |
+ ((i & 0x02) << 5) | ((i & 0x04) << 3) |
+ ((i & 0x08) << 1) | ((i & 0x10) >> 1) |
+ ((i & 0x20) >> 3) | ((i & 0x40) >> 5) |
+ ((i & 0x80) >> 7);
dmabuf = (u16 *) saa->dmadebi;
newdma = (u8 *) saa->dmadebi;
if (NewCard) { /* SDM2xxx */
if (!strncmp(bitdata->loadwhat, "decoder2", 8))
continue; /* fpga not for this card */
- if (!strncmp(&saa->boardcfg[42],
- bitdata->loadwhat, 8)) {
+ if (!strncmp(&saa->boardcfg[42], bitdata->loadwhat, 8))
loadfile = 1;
- } else if (loadtwo && !strncmp(&saa->boardcfg[19],
- bitdata->loadwhat, 8)) {
+ else if (loadtwo && !strncmp(&saa->boardcfg[19],
+ bitdata->loadwhat, 8))
loadfile = 2;
- } else if (!saa->boardcfg[42] && /* special */
- !strncmp("decxl", bitdata->loadwhat, 8)) {
- loadfile = 1;
- } else
+ else if (!saa->boardcfg[42] && !strncmp("decxl",
+ bitdata->loadwhat, 8))
+ loadfile = 1; /* special */
+ else
continue; /* fpga not for this card */
- if (loadfile != 1 && loadfile != 2) {
+ if (loadfile != 1 && loadfile != 2)
continue; /* skip to next card */
- }
- if (saa->boardcfg[0] && loadfile == 1 )
+ if (saa->boardcfg[0] && loadfile == 1)
continue; /* skip to next card */
if (saa->boardcfg[0] != 1 && loadfile == 2)
continue; /* skip to next card */
@@ -870,8 +838,9 @@ static int initialize_fpga(struct video_code *bitdata)
/* Release Xilinx INIT signal (WS2) */
saawrite(0x00000000, SAA7146_GPIO_CTRL);
/* Wait for the INIT to go High */
- for (i = 0; i < 10000 &&
- !(saaread(SAA7146_PSR) & SAA7146_PSR_PIN2); i++)
+ for (i = 0;
+ i < 10000 && !(saaread(SAA7146_PSR) & SAA7146_PSR_PIN2);
+ i++)
schedule();
if (i == 1000) {
printk(KERN_INFO "stradis%d: no fpga INIT\n", saa->nr);
@@ -881,17 +850,13 @@ send_fpga_stuff:
if (NewCard) {
for (i = startindex; i < bitdata->datasize; i++)
newdma[i - startindex] =
- bitmangler[bitdata->data[i]];
+ bitmangler[bitdata->data[i]];
debiwrite(saa, 0x01420000, 0, 0,
((bitdata->datasize - startindex) + 5));
- if (loadtwo) {
- if (loadfile == 1) {
- printk("stradis%d: "
- "awaiting 2nd FPGA bitfile\n",
- saa->nr);
- continue; /* skip to next card */
- }
-
+ if (loadtwo && loadfile == 1) {
+ printk("stradis%d: awaiting 2nd FPGA bitfile\n",
+ saa->nr);
+ continue; /* skip to next card */
}
} else {
for (i = startindex; i < bitdata->datasize; i++)
@@ -900,8 +865,9 @@ send_fpga_stuff:
debiwrite(saa, 0x014a0000, 0, 0,
((bitdata->datasize - startindex) + 5) * 2);
}
- for (i = 0; i < 1000 &&
- !(saaread(SAA7146_PSR) & SAA7146_PSR_PIN2); i++)
+ for (i = 0;
+ i < 1000 && !(saaread(SAA7146_PSR) & SAA7146_PSR_PIN2);
+ i++)
schedule();
if (i == 1000) {
printk(KERN_INFO "stradis%d: FPGA load failed\n",
@@ -925,14 +891,14 @@ send_fpga_stuff:
/* mute CS3310 */
if (HaveCS3310)
debiwrite(saa, debNormal, XILINX_CS3310_CMPLT,
- 0, 2);
+ 0, 2);
/* set VXCO to PWM mode, release reset, blank on */
debiwrite(saa, debNormal, XILINX_CTL0, 0xffc4, 2);
mdelay(10);
/* unmute CS3310 */
if (HaveCS3310)
debiwrite(saa, debNormal, XILINX_CTL0,
- 0x2020, 2);
+ 0x2020, 2);
}
/* set source Black */
debiwrite(saa, debNormal, XILINX_CTL0, 0x1707, 2);
@@ -958,10 +924,10 @@ send_fpga_stuff:
/* we must init CS8420 first since rev b pulls i2s */
/* master clock low and CS4341 needs i2s master to */
/* run the i2c port. */
- if (HaveCS8420) {
+ if (HaveCS8420)
/* 0=consumer, 1=pro */
initialize_cs8420(saa, 0);
- }
+
mdelay(5);
if (HaveCS4341)
initialize_cs4341(saa);
@@ -981,6 +947,7 @@ send_fpga_stuff:
debiwrite(saa, debNormal, XILINX_CTL0, 0x8080, 2);
#endif
}
+
return failure;
}
@@ -1021,10 +988,10 @@ static int do_ibm_reset(struct saa7146 *saa)
/* we must init CS8420 first since rev b pulls i2s */
/* master clock low and CS4341 needs i2s master to */
/* run the i2c port. */
- if (HaveCS8420) {
+ if (HaveCS8420)
/* 0=consumer, 1=pro */
initialize_cs8420(saa, 1);
- }
+
mdelay(5);
if (HaveCS4341)
initialize_cs4341(saa);
@@ -1039,12 +1006,12 @@ static int do_ibm_reset(struct saa7146 *saa)
debiwrite(saa, debNormal, IBM_MP2_OSD_SIZE, 0x2000, 2);
debiwrite(saa, debNormal, IBM_MP2_AUD_CTL, 0x4552, 2);
if (ibm_send_command(saa, IBM_MP2_CONFIG_DECODER,
- (ChipControl == 0x43 ? 0xe800 : 0xe000), 1)) {
+ (ChipControl == 0x43 ? 0xe800 : 0xe000), 1)) {
printk(KERN_ERR "stradis%d: IBM config failed\n", saa->nr);
}
if (HaveCS3310) {
int i = CS3310MaxLvl;
- debiwrite(saa, debNormal, XILINX_CS3310_CMPLT, ((i<<8)|i), 2);
+ debiwrite(saa, debNormal, XILINX_CS3310_CMPLT, ((i << 8)| i),2);
}
/* start video decoder */
debiwrite(saa, debNormal, IBM_MP2_CHIP_CONTROL, ChipControl, 2);
@@ -1057,6 +1024,7 @@ static int do_ibm_reset(struct saa7146 *saa)
/* clear pending interrupts */
debiread(saa, debNormal, IBM_MP2_HOST_INT, 2);
debiwrite(saa, debNormal, XILINX_CTL0, 0x1711, 2);
+
return 0;
}
@@ -1070,8 +1038,8 @@ static int initialize_ibmmpeg2(struct video_code *microcode)
saa = &saa7146s[num];
/* check that FPGA is loaded */
debiwrite(saa, debNormal, IBM_MP2_OSD_SIZE, 0xa55a, 2);
- if ((i = debiread(saa, debNormal, IBM_MP2_OSD_SIZE, 2)) !=
- 0xa55a) {
+ i = debiread(saa, debNormal, IBM_MP2_OSD_SIZE, 2);
+ if (i != 0xa55a) {
printk(KERN_INFO "stradis%d: %04x != 0xa55a\n",
saa->nr, i);
#if 0
@@ -1082,17 +1050,17 @@ static int initialize_ibmmpeg2(struct video_code *microcode)
if (saa->boardcfg[0] > 27)
continue; /* skip to next card */
/* load video control store */
- saa->boardcfg[1] = 0x13; /* no-sync default */
+ saa->boardcfg[1] = 0x13; /* no-sync default */
debiwrite(saa, debNormal, IBM_MP2_WR_PROT, 1, 2);
debiwrite(saa, debNormal, IBM_MP2_PROC_IADDR, 0, 2);
for (i = 0; i < microcode->datasize / 2; i++)
debiwrite(saa, debNormal, IBM_MP2_PROC_IDATA,
(microcode->data[i * 2] << 8) |
- microcode->data[i * 2 + 1], 2);
+ microcode->data[i * 2 + 1], 2);
debiwrite(saa, debNormal, IBM_MP2_PROC_IADDR, 0, 2);
debiwrite(saa, debNormal, IBM_MP2_WR_PROT, 0, 2);
debiwrite(saa, debNormal, IBM_MP2_CHIP_CONTROL,
- ChipControl, 2);
+ ChipControl, 2);
saa->boardcfg[0] = 28;
}
if (!strncmp(microcode->loadwhat, "decoder.aud", 11)) {
@@ -1109,34 +1077,32 @@ static int initialize_ibmmpeg2(struct video_code *microcode)
debiwrite(saa, debNormal, IBM_MP2_OSD_SIZE, 0x2000, 2);
debiwrite(saa, debNormal, IBM_MP2_AUD_CTL, 0x4552, 2);
if (ibm_send_command(saa, IBM_MP2_CONFIG_DECODER,
- 0xe000, 1)) {
- printk(KERN_ERR
- "stradis%d: IBM config failed\n",
- saa->nr);
+ 0xe000, 1)) {
+ printk(KERN_ERR "stradis%d: IBM config "
+ "failed\n", saa->nr);
return -1;
}
/* set PWM to center value */
if (NewCard) {
debiwrite(saa, debNormal, XILINX_PWM,
- saa->boardcfg[14] +
- (saa->boardcfg[13]<<8), 2);
+ saa->boardcfg[14] +
+ (saa->boardcfg[13] << 8), 2);
} else
- debiwrite(saa, debNormal, XILINX_PWM,
- 0x46, 2);
+ debiwrite(saa, debNormal, XILINX_PWM, 0x46, 2);
+
if (HaveCS3310) {
i = CS3310MaxLvl;
- debiwrite(saa, debNormal,
- XILINX_CS3310_CMPLT, ((i<<8)|i), 2);
+ debiwrite(saa, debNormal, XILINX_CS3310_CMPLT,
+ (i << 8) | i, 2);
}
- printk(KERN_INFO
- "stradis%d: IBM MPEGCD%d Initialized\n",
- saa->nr, 18 + (debiread(saa, debNormal,
- IBM_MP2_CHIP_CONTROL, 2) >> 12));
+ printk(KERN_INFO "stradis%d: IBM MPEGCD%d Inited\n",
+ saa->nr, 18 + (debiread(saa, debNormal,
+ IBM_MP2_CHIP_CONTROL, 2) >> 12));
/* start video decoder */
debiwrite(saa, debNormal, IBM_MP2_CHIP_CONTROL,
ChipControl, 2);
- debiwrite(saa, debNormal, IBM_MP2_RB_THRESHOLD,
- 0x4037, 2); /* 256k vid, 3520 bytes aud */
+ debiwrite(saa, debNormal, IBM_MP2_RB_THRESHOLD, 0x4037,
+ 2); /* 256k vid, 3520 bytes aud */
debiwrite(saa, debNormal, IBM_MP2_AUD_CTL, 0x4573, 2);
ibm_send_command(saa, IBM_MP2_PLAY, 0, 0);
/* enable buffer threshold irq */
@@ -1149,52 +1115,48 @@ static int initialize_ibmmpeg2(struct video_code *microcode)
saa->boardcfg[0] = 37;
}
}
+
return 0;
}
-static u32 palette2fmt[] =
-{ /* some of these YUV translations are wrong */
- 0xffffffff, 0x86000000, 0x87000000, 0x80000000, 0x8100000, 0x82000000,
- 0x83000000, 0x00000000, 0x03000000, 0x03000000, 0x0a00000, 0x03000000,
- 0x06000000, 0x00000000, 0x03000000, 0x0a000000, 0x0300000
+static u32 palette2fmt[] = { /* some of these YUV translations are wrong */
+ 0xffffffff, 0x86000000, 0x87000000, 0x80000000, 0x8100000, 0x82000000,
+ 0x83000000, 0x00000000, 0x03000000, 0x03000000, 0x0a00000, 0x03000000,
+ 0x06000000, 0x00000000, 0x03000000, 0x0a000000, 0x0300000
};
-static int bpp2fmt[4] =
-{
+static int bpp2fmt[4] = {
VIDEO_PALETTE_HI240, VIDEO_PALETTE_RGB565, VIDEO_PALETTE_RGB24,
VIDEO_PALETTE_RGB32
};
/* I wish I could find a formula to calculate these... */
-static u32 h_prescale[64] =
-{
- 0x10000000, 0x18040202, 0x18080000, 0x380c0606, 0x38100204, 0x38140808,
- 0x38180000, 0x381c0000, 0x3820161c, 0x38242a3b, 0x38281230, 0x382c4460,
- 0x38301040, 0x38340080, 0x38380000, 0x383c0000, 0x3840fefe, 0x3844ee9f,
- 0x3848ee9f, 0x384cee9f, 0x3850ee9f, 0x38542a3b, 0x38581230, 0x385c0000,
- 0x38600000, 0x38640000, 0x38680000, 0x386c0000, 0x38700000, 0x38740000,
- 0x38780000, 0x387c0000, 0x30800000, 0x38840000, 0x38880000, 0x388c0000,
- 0x38900000, 0x38940000, 0x38980000, 0x389c0000, 0x38a00000, 0x38a40000,
- 0x38a80000, 0x38ac0000, 0x38b00000, 0x38b40000, 0x38b80000, 0x38bc0000,
- 0x38c00000, 0x38c40000, 0x38c80000, 0x38cc0000, 0x38d00000, 0x38d40000,
- 0x38d80000, 0x38dc0000, 0x38e00000, 0x38e40000, 0x38e80000, 0x38ec0000,
- 0x38f00000, 0x38f40000, 0x38f80000, 0x38fc0000,
+static u32 h_prescale[64] = {
+ 0x10000000, 0x18040202, 0x18080000, 0x380c0606, 0x38100204, 0x38140808,
+ 0x38180000, 0x381c0000, 0x3820161c, 0x38242a3b, 0x38281230, 0x382c4460,
+ 0x38301040, 0x38340080, 0x38380000, 0x383c0000, 0x3840fefe, 0x3844ee9f,
+ 0x3848ee9f, 0x384cee9f, 0x3850ee9f, 0x38542a3b, 0x38581230, 0x385c0000,
+ 0x38600000, 0x38640000, 0x38680000, 0x386c0000, 0x38700000, 0x38740000,
+ 0x38780000, 0x387c0000, 0x30800000, 0x38840000, 0x38880000, 0x388c0000,
+ 0x38900000, 0x38940000, 0x38980000, 0x389c0000, 0x38a00000, 0x38a40000,
+ 0x38a80000, 0x38ac0000, 0x38b00000, 0x38b40000, 0x38b80000, 0x38bc0000,
+ 0x38c00000, 0x38c40000, 0x38c80000, 0x38cc0000, 0x38d00000, 0x38d40000,
+ 0x38d80000, 0x38dc0000, 0x38e00000, 0x38e40000, 0x38e80000, 0x38ec0000,
+ 0x38f00000, 0x38f40000, 0x38f80000, 0x38fc0000,
};
-static u32 v_gain[64] =
-{
- 0x016000ff, 0x016100ff, 0x016100ff, 0x016200ff, 0x016200ff, 0x016200ff,
- 0x016200ff, 0x016300ff, 0x016300ff, 0x016300ff, 0x016300ff, 0x016300ff,
- 0x016300ff, 0x016300ff, 0x016300ff, 0x016400ff, 0x016400ff, 0x016400ff,
- 0x016400ff, 0x016400ff, 0x016400ff, 0x016400ff, 0x016400ff, 0x016400ff,
- 0x016400ff, 0x016400ff, 0x016400ff, 0x016400ff, 0x016400ff, 0x016400ff,
- 0x016400ff, 0x016400ff, 0x016400ff, 0x016400ff, 0x016400ff, 0x016400ff,
- 0x016400ff, 0x016400ff, 0x016400ff, 0x016400ff, 0x016400ff, 0x016400ff,
- 0x016400ff, 0x016400ff, 0x016400ff, 0x016400ff, 0x016400ff, 0x016400ff,
- 0x016400ff, 0x016400ff, 0x016400ff, 0x016400ff, 0x016400ff, 0x016400ff,
- 0x016400ff, 0x016400ff, 0x016400ff, 0x016400ff, 0x016400ff, 0x016400ff,
- 0x016400ff, 0x016400ff, 0x016400ff, 0x016400ff,
+static u32 v_gain[64] = {
+ 0x016000ff, 0x016100ff, 0x016100ff, 0x016200ff, 0x016200ff, 0x016200ff,
+ 0x016200ff, 0x016300ff, 0x016300ff, 0x016300ff, 0x016300ff, 0x016300ff,
+ 0x016300ff, 0x016300ff, 0x016300ff, 0x016400ff, 0x016400ff, 0x016400ff,
+ 0x016400ff, 0x016400ff, 0x016400ff, 0x016400ff, 0x016400ff, 0x016400ff,
+ 0x016400ff, 0x016400ff, 0x016400ff, 0x016400ff, 0x016400ff, 0x016400ff,
+ 0x016400ff, 0x016400ff, 0x016400ff, 0x016400ff, 0x016400ff, 0x016400ff,
+ 0x016400ff, 0x016400ff, 0x016400ff, 0x016400ff, 0x016400ff, 0x016400ff,
+ 0x016400ff, 0x016400ff, 0x016400ff, 0x016400ff, 0x016400ff, 0x016400ff,
+ 0x016400ff, 0x016400ff, 0x016400ff, 0x016400ff, 0x016400ff, 0x016400ff,
+ 0x016400ff, 0x016400ff, 0x016400ff, 0x016400ff, 0x016400ff, 0x016400ff,
+ 0x016400ff, 0x016400ff, 0x016400ff, 0x016400ff,
};
-
static void saa7146_set_winsize(struct saa7146 *saa)
{
u32 format;
@@ -1209,24 +1171,23 @@ static void saa7146_set_winsize(struct saa7146 *saa)
saawrite(saa->win.vidadr + saa->win.bpl * saa->win.sheight,
SAA7146_PROT_ADDR1);
saawrite(0, SAA7146_PAGE1);
- saawrite(format|0x60, SAA7146_CLIP_FORMAT_CTRL);
+ saawrite(format | 0x60, SAA7146_CLIP_FORMAT_CTRL);
offset = (704 / (saa->win.width - 1)) & 0x3f;
saawrite(h_prescale[offset], SAA7146_HPS_H_PRESCALE);
offset = (720896 / saa->win.width) / (offset + 1);
- saawrite((offset<<12)|0x0c, SAA7146_HPS_H_SCALE);
+ saawrite((offset << 12) | 0x0c, SAA7146_HPS_H_SCALE);
if (CurrentMode == VIDEO_MODE_NTSC) {
- yacl = /*(480 / saa->win.height - 1) & 0x3f*/ 0;
+ yacl = /*(480 / saa->win.height - 1) & 0x3f */ 0;
ysci = 1024 - (saa->win.height * 1024 / 480);
} else {
- yacl = /*(576 / saa->win.height - 1) & 0x3f*/ 0;
+ yacl = /*(576 / saa->win.height - 1) & 0x3f */ 0;
ysci = 1024 - (saa->win.height * 1024 / 576);
}
- saawrite((1<<31)|(ysci<<21)|(yacl<<15), SAA7146_HPS_V_SCALE);
+ saawrite((1 << 31) | (ysci << 21) | (yacl << 15), SAA7146_HPS_V_SCALE);
saawrite(v_gain[yacl], SAA7146_HPS_V_GAIN);
saawrite(((SAA7146_MC2_UPLD_DMA1 | SAA7146_MC2_UPLD_HPS_V |
- SAA7146_MC2_UPLD_HPS_H) << 16) | (SAA7146_MC2_UPLD_DMA1 |
- SAA7146_MC2_UPLD_HPS_V | SAA7146_MC2_UPLD_HPS_H),
- SAA7146_MC2);
+ SAA7146_MC2_UPLD_HPS_H) << 16) | (SAA7146_MC2_UPLD_DMA1 |
+ SAA7146_MC2_UPLD_HPS_V | SAA7146_MC2_UPLD_HPS_H), SAA7146_MC2);
}
/* clip_draw_rectangle(cm,x,y,w,h) -- handle clipping an area
@@ -1261,8 +1222,8 @@ static void clip_draw_rectangle(u32 *clipmap, int x, int y, int w, int h)
startword = (x >> 5);
endword = ((x + w) >> 5);
bitsleft = (0xffffffff >> (x & 31));
- bitsright = (0xffffffff << (~((x + w) - (endword<<5))));
- temp = &clipmap[(y<<5) + startword];
+ bitsright = (0xffffffff << (~((x + w) - (endword << 5))));
+ temp = &clipmap[(y << 5) + startword];
w = endword - startword;
if (!w) {
bitsleft |= bitsright;
@@ -1287,13 +1248,13 @@ static void make_clip_tab(struct saa7146 *saa, struct video_clip *cr, int ncr)
u32 *clipmap;
clipmap = saa->dmavid2;
- if((width=saa->win.width)>1023)
- width = 1023; /* sanity check */
- if((height=saa->win.height)>640)
- height = 639; /* sanity check */
- if (ncr > 0) { /* rectangles pased */
+ if ((width = saa->win.width) > 1023)
+ width = 1023; /* sanity check */
+ if ((height = saa->win.height) > 640)
+ height = 639; /* sanity check */
+ if (ncr > 0) { /* rectangles pased */
/* convert rectangular clips to a bitmap */
- memset(clipmap, 0, VIDEO_CLIPMAP_SIZE); /* clear map */
+ memset(clipmap, 0, VIDEO_CLIPMAP_SIZE); /* clear map */
for (i = 0; i < ncr; i++)
clip_draw_rectangle(clipmap, cr[i].x, cr[i].y,
cr[i].width, cr[i].height);
@@ -1301,14 +1262,15 @@ static void make_clip_tab(struct saa7146 *saa, struct video_clip *cr, int ncr)
/* clip against viewing window AND screen
so we do not have to rely on the user program
*/
- clip_draw_rectangle(clipmap,(saa->win.x+width>saa->win.swidth) ?
- (saa->win.swidth-saa->win.x) : width, 0, 1024, 768);
- clip_draw_rectangle(clipmap,0,(saa->win.y+height>saa->win.sheight) ?
- (saa->win.sheight-saa->win.y) : height,1024,768);
- if (saa->win.x<0)
- clip_draw_rectangle(clipmap, 0, 0, -(saa->win.x), 768);
- if (saa->win.y<0)
- clip_draw_rectangle(clipmap, 0, 0, 1024, -(saa->win.y));
+ clip_draw_rectangle(clipmap, (saa->win.x + width > saa->win.swidth) ?
+ (saa->win.swidth - saa->win.x) : width, 0, 1024, 768);
+ clip_draw_rectangle(clipmap, 0,
+ (saa->win.y + height > saa->win.sheight) ?
+ (saa->win.sheight - saa->win.y) : height, 1024, 768);
+ if (saa->win.x < 0)
+ clip_draw_rectangle(clipmap, 0, 0, -saa->win.x, 768);
+ if (saa->win.y < 0)
+ clip_draw_rectangle(clipmap, 0, 0, 1024, -saa->win.y);
}
static int saa_ioctl(struct inode *inode, struct file *file,
@@ -1322,11 +1284,9 @@ static int saa_ioctl(struct inode *inode, struct file *file,
{
struct video_capability b;
strcpy(b.name, saa->video_dev.name);
- b.type = VID_TYPE_CAPTURE |
- VID_TYPE_OVERLAY |
- VID_TYPE_CLIPPING |
- VID_TYPE_FRAMERAM |
- VID_TYPE_SCALES;
+ b.type = VID_TYPE_CAPTURE | VID_TYPE_OVERLAY |
+ VID_TYPE_CLIPPING | VID_TYPE_FRAMERAM |
+ VID_TYPE_SCALES;
b.channels = 1;
b.audios = 1;
b.maxwidth = 768;
@@ -1363,17 +1323,18 @@ static int saa_ioctl(struct inode *inode, struct file *file,
if (p.palette < sizeof(palette2fmt) / sizeof(u32)) {
format = palette2fmt[p.palette];
saa->win.color_fmt = format;
- saawrite(format|0x60, SAA7146_CLIP_FORMAT_CTRL);
+ saawrite(format | 0x60,
+ SAA7146_CLIP_FORMAT_CTRL);
}
saawrite(((p.brightness & 0xff00) << 16) |
- ((p.contrast & 0xfe00) << 7) |
- ((p.colour & 0xfe00) >> 9), SAA7146_BCS_CTRL);
+ ((p.contrast & 0xfe00) << 7) |
+ ((p.colour & 0xfe00) >> 9), SAA7146_BCS_CTRL);
saa->picture = p;
/* upload changed registers */
saawrite(((SAA7146_MC2_UPLD_HPS_H |
- SAA7146_MC2_UPLD_HPS_V) << 16) |
- SAA7146_MC2_UPLD_HPS_H | SAA7146_MC2_UPLD_HPS_V,
- SAA7146_MC2);
+ SAA7146_MC2_UPLD_HPS_V) << 16) |
+ SAA7146_MC2_UPLD_HPS_H |
+ SAA7146_MC2_UPLD_HPS_V, SAA7146_MC2);
return 0;
}
case VIDIOCSWIN:
@@ -1384,11 +1345,14 @@ static int saa_ioctl(struct inode *inode, struct file *file,
if (copy_from_user(&vw, arg, sizeof(vw)))
return -EFAULT;
- if (vw.flags || vw.width < 16 || vw.height < 16) { /* stop capture */
- saawrite((SAA7146_MC1_TR_E_1 << 16), SAA7146_MC1);
+ /* stop capture */
+ if (vw.flags || vw.width < 16 || vw.height < 16) {
+ saawrite((SAA7146_MC1_TR_E_1 << 16),
+ SAA7146_MC1);
return -EINVAL;
}
- if (saa->win.bpp < 4) { /* 32-bit align start and adjust width */
+ /* 32-bit align start and adjust width */
+ if (saa->win.bpp < 4) {
int i = vw.x;
vw.x = (vw.x + 3) & ~3;
i = vw.x - i;
@@ -1417,23 +1381,24 @@ static int saa_ioctl(struct inode *inode, struct file *file,
*/
if (vw.clipcount < 0) {
if (copy_from_user(saa->dmavid2, vw.clips,
- VIDEO_CLIPMAP_SIZE))
+ VIDEO_CLIPMAP_SIZE))
return -EFAULT;
- }
- else if (vw.clipcount > 16384) {
+ } else if (vw.clipcount > 16384) {
return -EINVAL;
} else if (vw.clipcount > 0) {
- if ((vcp = vmalloc(sizeof(struct video_clip) *
- (vw.clipcount))) == NULL)
- return -ENOMEM;
+ vcp = vmalloc(sizeof(struct video_clip) *
+ vw.clipcount);
+ if (vcp == NULL)
+ return -ENOMEM;
if (copy_from_user(vcp, vw.clips,
- sizeof(struct video_clip) *
- vw.clipcount)) {
+ sizeof(struct video_clip) *
+ vw.clipcount)) {
vfree(vcp);
return -EFAULT;
}
} else /* nothing clipped */
memset(saa->dmavid2, 0, VIDEO_CLIPMAP_SIZE);
+
make_clip_tab(saa, vcp, vw.clipcount);
if (vw.clipcount > 0)
vfree(vcp);
@@ -1466,21 +1431,21 @@ static int saa_ioctl(struct inode *inode, struct file *file,
if (v == 0) {
saa->cap &= ~1;
saawrite((SAA7146_MC1_TR_E_1 << 16),
- SAA7146_MC1);
+ SAA7146_MC1);
} else {
if (saa->win.vidadr == 0 || saa->win.width == 0
- || saa->win.height == 0)
+ || saa->win.height == 0)
return -EINVAL;
saa->cap |= 1;
saawrite((SAA7146_MC1_TR_E_1 << 16) | 0xffff,
- SAA7146_MC1);
+ SAA7146_MC1);
}
return 0;
}
case VIDIOCGFBUF:
{
struct video_buffer v;
- v.base = (void *) saa->win.vidadr;
+ v.base = (void *)saa->win.vidadr;
v.height = saa->win.sheight;
v.width = saa->win.swidth;
v.depth = saa->win.depth;
@@ -1498,19 +1463,20 @@ static int saa_ioctl(struct inode *inode, struct file *file,
if (copy_from_user(&v, arg, sizeof(v)))
return -EFAULT;
if (v.depth != 8 && v.depth != 15 && v.depth != 16 &&
- v.depth != 24 && v.depth != 32 && v.width > 16 &&
+ v.depth != 24 && v.depth != 32 && v.width > 16 &&
v.height > 16 && v.bytesperline > 16)
return -EINVAL;
if (v.base)
- saa->win.vidadr = (unsigned long) v.base;
+ saa->win.vidadr = (unsigned long)v.base;
saa->win.sheight = v.height;
saa->win.swidth = v.width;
saa->win.bpp = ((v.depth + 7) & 0x38) / 8;
saa->win.depth = v.depth;
saa->win.bpl = v.bytesperline;
- DEBUG(printk("Display at %p is %d by %d, bytedepth %d, bpl %d\n",
- v.base, v.width, v.height, saa->win.bpp, saa->win.bpl));
+ DEBUG(printk("Display at %p is %d by %d, bytedepth %d, "
+ "bpl %d\n", v.base, v.width, v.height,
+ saa->win.bpp, saa->win.bpl));
saa7146_set_winsize(saa);
return 0;
}
@@ -1538,21 +1504,18 @@ static int saa_ioctl(struct inode *inode, struct file *file,
int i;
if (copy_from_user(&v, arg, sizeof(v)))
return -EFAULT;
- i = (~(v.volume>>8))&0xff;
+ i = (~(v.volume >> 8)) & 0xff;
if (!HaveCS4341) {
- if (v.flags & VIDEO_AUDIO_MUTE) {
+ if (v.flags & VIDEO_AUDIO_MUTE)
debiwrite(saa, debNormal,
- IBM_MP2_FRNT_ATTEN,
- 0xffff, 2);
- }
+ IBM_MP2_FRNT_ATTEN, 0xffff, 2);
if (!(v.flags & VIDEO_AUDIO_MUTE))
debiwrite(saa, debNormal,
- IBM_MP2_FRNT_ATTEN,
- 0x0000, 2);
+ IBM_MP2_FRNT_ATTEN, 0x0000, 2);
if (v.flags & VIDEO_AUDIO_VOLUME)
debiwrite(saa, debNormal,
IBM_MP2_FRNT_ATTEN,
- (i<<8)|i, 2);
+ (i << 8) | i, 2);
} else {
if (v.flags & VIDEO_AUDIO_MUTE)
cs4341_setlevel(saa, 0xff, 0xff);
@@ -1580,163 +1543,138 @@ static int saa_ioctl(struct inode *inode, struct file *file,
case VIDIOCSPLAYMODE:
{
struct video_play_mode pmode;
- if (copy_from_user((void *) &pmode, arg,
- sizeof(struct video_play_mode)))
+ if (copy_from_user((void *)&pmode, arg,
+ sizeof(struct video_play_mode)))
return -EFAULT;
switch (pmode.mode) {
- case VID_PLAY_VID_OUT_MODE:
- if (pmode.p1 != VIDEO_MODE_NTSC &&
+ case VID_PLAY_VID_OUT_MODE:
+ if (pmode.p1 != VIDEO_MODE_NTSC &&
pmode.p1 != VIDEO_MODE_PAL)
- return -EINVAL;
- set_out_format(saa, pmode.p1);
- return 0;
- case VID_PLAY_GENLOCK:
- debiwrite(saa, debNormal,
- XILINX_CTL0,
- (pmode.p1 ? 0x8000 : 0x8080),
- 2);
- if (NewCard)
- set_genlock_offset(saa,
- pmode.p2);
- return 0;
- case VID_PLAY_NORMAL:
- debiwrite(saa, debNormal,
- IBM_MP2_CHIP_CONTROL,
- ChipControl, 2);
- ibm_send_command(saa,
- IBM_MP2_PLAY, 0, 0);
- saa->playmode = pmode.mode;
- return 0;
- case VID_PLAY_PAUSE:
- /* IBM removed the PAUSE command */
- /* they say use SINGLE_FRAME now */
- case VID_PLAY_SINGLE_FRAME:
- ibm_send_command(saa,
- IBM_MP2_SINGLE_FRAME,
- 0, 0);
- if (saa->playmode == pmode.mode) {
- debiwrite(saa, debNormal,
- IBM_MP2_CHIP_CONTROL,
- ChipControl, 2);
- }
- saa->playmode = pmode.mode;
- return 0;
- case VID_PLAY_FAST_FORWARD:
- ibm_send_command(saa,
- IBM_MP2_FAST_FORWARD, 0, 0);
- saa->playmode = pmode.mode;
- return 0;
- case VID_PLAY_SLOW_MOTION:
- ibm_send_command(saa,
- IBM_MP2_SLOW_MOTION,
- pmode.p1, 0);
- saa->playmode = pmode.mode;
- return 0;
- case VID_PLAY_IMMEDIATE_NORMAL:
- /* ensure transfers resume */
- debiwrite(saa, debNormal,
- IBM_MP2_CHIP_CONTROL,
- ChipControl, 2);
- ibm_send_command(saa,
- IBM_MP2_IMED_NORM_PLAY, 0, 0);
- saa->playmode = VID_PLAY_NORMAL;
- return 0;
- case VID_PLAY_SWITCH_CHANNELS:
- saa->audhead = saa->audtail = 0;
- saa->vidhead = saa->vidtail = 0;
- ibm_send_command(saa,
- IBM_MP2_FREEZE_FRAME, 0, 1);
- ibm_send_command(saa,
- IBM_MP2_RESET_AUD_RATE, 0, 1);
- debiwrite(saa, debNormal,
- IBM_MP2_CHIP_CONTROL, 0, 2);
- ibm_send_command(saa,
- IBM_MP2_CHANNEL_SWITCH, 0, 1);
+ return -EINVAL;
+ set_out_format(saa, pmode.p1);
+ return 0;
+ case VID_PLAY_GENLOCK:
+ debiwrite(saa, debNormal, XILINX_CTL0,
+ pmode.p1 ? 0x8000 : 0x8080, 2);
+ if (NewCard)
+ set_genlock_offset(saa, pmode.p2);
+ return 0;
+ case VID_PLAY_NORMAL:
+ debiwrite(saa, debNormal,
+ IBM_MP2_CHIP_CONTROL, ChipControl, 2);
+ ibm_send_command(saa, IBM_MP2_PLAY, 0, 0);
+ saa->playmode = pmode.mode;
+ return 0;
+ case VID_PLAY_PAUSE:
+ /* IBM removed the PAUSE command */
+ /* they say use SINGLE_FRAME now */
+ case VID_PLAY_SINGLE_FRAME:
+ ibm_send_command(saa, IBM_MP2_SINGLE_FRAME,0,0);
+ if (saa->playmode == pmode.mode) {
debiwrite(saa, debNormal,
IBM_MP2_CHIP_CONTROL,
ChipControl, 2);
- ibm_send_command(saa,
- IBM_MP2_PLAY, 0, 0);
- saa->playmode = VID_PLAY_NORMAL;
- return 0;
- case VID_PLAY_FREEZE_FRAME:
- ibm_send_command(saa,
- IBM_MP2_FREEZE_FRAME, 0, 0);
- saa->playmode = pmode.mode;
- return 0;
- case VID_PLAY_STILL_MODE:
- ibm_send_command(saa,
- IBM_MP2_SET_STILL_MODE, 0, 0);
- saa->playmode = pmode.mode;
- return 0;
- case VID_PLAY_MASTER_MODE:
- if (pmode.p1 == VID_PLAY_MASTER_NONE)
- saa->boardcfg[1] = 0x13;
- else if (pmode.p1 ==
- VID_PLAY_MASTER_VIDEO)
- saa->boardcfg[1] = 0x23;
- else if (pmode.p1 ==
- VID_PLAY_MASTER_AUDIO)
- saa->boardcfg[1] = 0x43;
- else
+ }
+ saa->playmode = pmode.mode;
+ return 0;
+ case VID_PLAY_FAST_FORWARD:
+ ibm_send_command(saa, IBM_MP2_FAST_FORWARD,0,0);
+ saa->playmode = pmode.mode;
+ return 0;
+ case VID_PLAY_SLOW_MOTION:
+ ibm_send_command(saa, IBM_MP2_SLOW_MOTION,
+ pmode.p1, 0);
+ saa->playmode = pmode.mode;
+ return 0;
+ case VID_PLAY_IMMEDIATE_NORMAL:
+ /* ensure transfers resume */
+ debiwrite(saa, debNormal,
+ IBM_MP2_CHIP_CONTROL, ChipControl, 2);
+ ibm_send_command(saa, IBM_MP2_IMED_NORM_PLAY,
+ 0, 0);
+ saa->playmode = VID_PLAY_NORMAL;
+ return 0;
+ case VID_PLAY_SWITCH_CHANNELS:
+ saa->audhead = saa->audtail = 0;
+ saa->vidhead = saa->vidtail = 0;
+ ibm_send_command(saa, IBM_MP2_FREEZE_FRAME,0,1);
+ ibm_send_command(saa, IBM_MP2_RESET_AUD_RATE,
+ 0, 1);
+ debiwrite(saa, debNormal, IBM_MP2_CHIP_CONTROL,
+ 0, 2);
+ ibm_send_command(saa, IBM_MP2_CHANNEL_SWITCH,
+ 0, 1);
+ debiwrite(saa, debNormal, IBM_MP2_CHIP_CONTROL,
+ ChipControl, 2);
+ ibm_send_command(saa, IBM_MP2_PLAY, 0, 0);
+ saa->playmode = VID_PLAY_NORMAL;
+ return 0;
+ case VID_PLAY_FREEZE_FRAME:
+ ibm_send_command(saa, IBM_MP2_FREEZE_FRAME,0,0);
+ saa->playmode = pmode.mode;
+ return 0;
+ case VID_PLAY_STILL_MODE:
+ ibm_send_command(saa, IBM_MP2_SET_STILL_MODE,
+ 0, 0);
+ saa->playmode = pmode.mode;
+ return 0;
+ case VID_PLAY_MASTER_MODE:
+ if (pmode.p1 == VID_PLAY_MASTER_NONE)
+ saa->boardcfg[1] = 0x13;
+ else if (pmode.p1 == VID_PLAY_MASTER_VIDEO)
+ saa->boardcfg[1] = 0x23;
+ else if (pmode.p1 == VID_PLAY_MASTER_AUDIO)
+ saa->boardcfg[1] = 0x43;
+ else
+ return -EINVAL;
+ debiwrite(saa, debNormal,
+ IBM_MP2_CHIP_CONTROL, ChipControl, 2);
+ return 0;
+ case VID_PLAY_ACTIVE_SCANLINES:
+ if (CurrentMode == VIDEO_MODE_PAL) {
+ if (pmode.p1 < 1 || pmode.p2 > 625)
return -EINVAL;
- debiwrite(saa, debNormal,
- IBM_MP2_CHIP_CONTROL,
- ChipControl, 2);
- return 0;
- case VID_PLAY_ACTIVE_SCANLINES:
- if (CurrentMode == VIDEO_MODE_PAL) {
- if (pmode.p1 < 1 ||
- pmode.p2 > 625)
- return -EINVAL;
- saa->boardcfg[5] = pmode.p1;
- saa->boardcfg[55] = (pmode.p1 +
- (pmode.p2/2) - 1) &
- 0xff;
- } else {
- if (pmode.p1 < 4 ||
- pmode.p2 > 525)
- return -EINVAL;
- saa->boardcfg[4] = pmode.p1;
- saa->boardcfg[54] = (pmode.p1 +
- (pmode.p2/2) - 4) &
- 0xff;
- }
- set_out_format(saa, CurrentMode);
- case VID_PLAY_RESET:
- return do_ibm_reset(saa);
- case VID_PLAY_END_MARK:
- if (saa->endmarktail <
- saa->endmarkhead) {
- if (saa->endmarkhead -
+ saa->boardcfg[5] = pmode.p1;
+ saa->boardcfg[55] = (pmode.p1 +
+ (pmode.p2 / 2) - 1) & 0xff;
+ } else {
+ if (pmode.p1 < 4 || pmode.p2 > 525)
+ return -EINVAL;
+ saa->boardcfg[4] = pmode.p1;
+ saa->boardcfg[54] = (pmode.p1 +
+ (pmode.p2 / 2) - 4) & 0xff;
+ }
+ set_out_format(saa, CurrentMode);
+ case VID_PLAY_RESET:
+ return do_ibm_reset(saa);
+ case VID_PLAY_END_MARK:
+ if (saa->endmarktail < saa->endmarkhead) {
+ if (saa->endmarkhead -
saa->endmarktail < 2)
- return -ENOSPC;
- } else if (saa->endmarkhead <=
- saa->endmarktail) {
- if (saa->endmarktail -
- saa->endmarkhead >
- (MAX_MARKS - 2))
- return -ENOSPC;
- } else
return -ENOSPC;
- saa->endmark[saa->endmarktail] =
- saa->audtail;
- saa->endmarktail++;
- if (saa->endmarktail >= MAX_MARKS)
- saa->endmarktail = 0;
+ } else if (saa->endmarkhead <=saa->endmarktail){
+ if (saa->endmarktail - saa->endmarkhead
+ > (MAX_MARKS - 2))
+ return -ENOSPC;
+ } else
+ return -ENOSPC;
+ saa->endmark[saa->endmarktail] = saa->audtail;
+ saa->endmarktail++;
+ if (saa->endmarktail >= MAX_MARKS)
+ saa->endmarktail = 0;
}
return -EINVAL;
}
case VIDIOCSWRITEMODE:
{
int mode;
- if (copy_from_user((void *) &mode, arg, sizeof(int)))
- return -EFAULT;
+ if (copy_from_user((void *)&mode, arg, sizeof(int)))
+ return -EFAULT;
if (mode == VID_WRITE_MPEG_AUD ||
- mode == VID_WRITE_MPEG_VID ||
- mode == VID_WRITE_CC ||
- mode == VID_WRITE_TTX ||
- mode == VID_WRITE_OSD) {
+ mode == VID_WRITE_MPEG_VID ||
+ mode == VID_WRITE_CC ||
+ mode == VID_WRITE_TTX ||
+ mode == VID_WRITE_OSD) {
saa->writemode = mode;
return 0;
}
@@ -1750,7 +1688,7 @@ static int saa_ioctl(struct inode *inode, struct file *file,
if (copy_from_user(&ucode, arg, sizeof(ucode)))
return -EFAULT;
if (ucode.datasize > 65536 || ucode.datasize < 1024 ||
- strncmp(ucode.loadwhat, "dec", 3))
+ strncmp(ucode.loadwhat, "dec", 3))
return -EINVAL;
if ((udata = vmalloc(ucode.datasize)) == NULL)
return -ENOMEM;
@@ -1759,8 +1697,8 @@ static int saa_ioctl(struct inode *inode, struct file *file,
return -EFAULT;
}
ucode.data = udata;
- if (!strncmp(ucode.loadwhat, "decoder.aud", 11)
- || !strncmp(ucode.loadwhat, "decoder.vid", 11))
+ if (!strncmp(ucode.loadwhat, "decoder.aud", 11) ||
+ !strncmp(ucode.loadwhat, "decoder.vid", 11))
i = initialize_ibmmpeg2(&ucode);
else
i = initialize_fpga(&ucode);
@@ -1805,14 +1743,14 @@ static int saa_mmap(struct file *file, struct vm_area_struct *vma)
return -EINVAL;
}
-static ssize_t saa_read(struct file *file, char __user *buf,
- size_t count, loff_t *ppos)
+static ssize_t saa_read(struct file *file, char __user * buf,
+ size_t count, loff_t * ppos)
{
return -EINVAL;
}
-static ssize_t saa_write(struct file *file, const char __user *buf,
- size_t count, loff_t *ppos)
+static ssize_t saa_write(struct file *file, const char __user * buf,
+ size_t count, loff_t * ppos)
{
struct saa7146 *saa = file->private_data;
unsigned long todo = count;
@@ -1823,20 +1761,22 @@ static ssize_t saa_write(struct file *file, const char __user *buf,
if (saa->writemode == VID_WRITE_MPEG_AUD) {
spin_lock_irqsave(&saa->lock, flags);
if (saa->audhead <= saa->audtail)
- blocksize = 65536-(saa->audtail - saa->audhead);
+ blocksize = 65536 -
+ (saa->audtail - saa->audhead);
else
blocksize = saa->audhead - saa->audtail;
spin_unlock_irqrestore(&saa->lock, flags);
if (blocksize < 16384) {
saawrite(SAA7146_PSR_DEBI_S |
- SAA7146_PSR_PIN1, SAA7146_IER);
+ SAA7146_PSR_PIN1, SAA7146_IER);
saawrite(SAA7146_PSR_PIN1, SAA7146_PSR);
/* wait for buffer space to open */
interruptible_sleep_on(&saa->audq);
}
spin_lock_irqsave(&saa->lock, flags);
if (saa->audhead <= saa->audtail) {
- blocksize = 65536-(saa->audtail - saa->audhead);
+ blocksize = 65536 -
+ (saa->audtail - saa->audhead);
split = 65536 - saa->audtail;
} else {
blocksize = saa->audhead - saa->audtail;
@@ -1851,7 +1791,7 @@ static ssize_t saa_write(struct file *file, const char __user *buf,
return -ENOSPC;
if (split < blocksize) {
if (copy_from_user(saa->audbuf +
- saa->audtail, buf, split))
+ saa->audtail, buf, split))
return -EFAULT;
buf += split;
todo -= split;
@@ -1859,7 +1799,7 @@ static ssize_t saa_write(struct file *file, const char __user *buf,
saa->audtail = 0;
}
if (copy_from_user(saa->audbuf + saa->audtail, buf,
- blocksize))
+ blocksize))
return -EFAULT;
saa->audtail += blocksize;
todo -= blocksize;
@@ -1868,20 +1808,22 @@ static ssize_t saa_write(struct file *file, const char __user *buf,
} else if (saa->writemode == VID_WRITE_MPEG_VID) {
spin_lock_irqsave(&saa->lock, flags);
if (saa->vidhead <= saa->vidtail)
- blocksize=524288-(saa->vidtail - saa->vidhead);
+ blocksize = 524288 -
+ (saa->vidtail - saa->vidhead);
else
blocksize = saa->vidhead - saa->vidtail;
spin_unlock_irqrestore(&saa->lock, flags);
if (blocksize < 65536) {
saawrite(SAA7146_PSR_DEBI_S |
- SAA7146_PSR_PIN1, SAA7146_IER);
+ SAA7146_PSR_PIN1, SAA7146_IER);
saawrite(SAA7146_PSR_PIN1, SAA7146_PSR);
/* wait for buffer space to open */
interruptible_sleep_on(&saa->vidq);
}
spin_lock_irqsave(&saa->lock, flags);
if (saa->vidhead <= saa->vidtail) {
- blocksize=524288-(saa->vidtail - saa->vidhead);
+ blocksize = 524288 -
+ (saa->vidtail - saa->vidhead);
split = 524288 - saa->vidtail;
} else {
blocksize = saa->vidhead - saa->vidtail;
@@ -1896,7 +1838,7 @@ static ssize_t saa_write(struct file *file, const char __user *buf,
return -ENOSPC;
if (split < blocksize) {
if (copy_from_user(saa->vidbuf +
- saa->vidtail, buf, split))
+ saa->vidtail, buf, split))
return -EFAULT;
buf += split;
todo -= split;
@@ -1904,7 +1846,7 @@ static ssize_t saa_write(struct file *file, const char __user *buf,
saa->vidtail = 0;
}
if (copy_from_user(saa->vidbuf + saa->vidtail, buf,
- blocksize))
+ blocksize))
return -EFAULT;
saa->vidtail += blocksize;
todo -= blocksize;
@@ -1922,8 +1864,8 @@ static ssize_t saa_write(struct file *file, const char __user *buf,
debiwrite(saa, debNormal, IBM_MP2_OSD_LINK_ADDR, 0, 2);
debiwrite(saa, debNormal, IBM_MP2_MASK0, 0xc00d, 2);
debiwrite(saa, debNormal, IBM_MP2_DISP_MODE,
- debiread(saa, debNormal,
- IBM_MP2_DISP_MODE, 2) | 1, 2);
+ debiread(saa, debNormal,
+ IBM_MP2_DISP_MODE, 2) | 1, 2);
/* trigger osd data transfer */
saawrite(SAA7146_PSR_DEBI_S |
SAA7146_PSR_PIN1, SAA7146_IER);
@@ -1935,21 +1877,11 @@ static ssize_t saa_write(struct file *file, const char __user *buf,
static int saa_open(struct inode *inode, struct file *file)
{
- struct saa7146 *saa = NULL;
- unsigned int minor = iminor(inode);
- int i;
+ struct video_device *vdev = video_devdata(file);
+ struct saa7146 *saa = container_of(vdev, struct saa7146, video_dev);
- for (i = 0; i < SAA7146_MAX; i++) {
- if (saa7146s[i].video_dev.minor == minor) {
- saa = &saa7146s[i];
- }
- }
- if (saa == NULL) {
- return -ENODEV;
- }
file->private_data = saa;
- //saa->video_dev.busy = 0; /* old hack to support multiple open */
saa->user++;
if (saa->user > 1)
return 0; /* device open already, don't reset */
@@ -1961,43 +1893,39 @@ static int saa_release(struct inode *inode, struct file *file)
{
struct saa7146 *saa = file->private_data;
saa->user--;
- //saa->video_dev.busy = 0; /* old hack to support multiple open */
+
if (saa->user > 0) /* still someone using device */
return 0;
saawrite(0x007f0000, SAA7146_MC1); /* stop all overlay dma */
return 0;
}
-static struct file_operations saa_fops =
-{
- .owner = THIS_MODULE,
- .open = saa_open,
- .release = saa_release,
- .ioctl = saa_ioctl,
- .compat_ioctl = v4l_compat_ioctl32,
- .read = saa_read,
- .llseek = no_llseek,
- .write = saa_write,
- .mmap = saa_mmap,
+static struct file_operations saa_fops = {
+ .owner = THIS_MODULE,
+ .open = saa_open,
+ .release = saa_release,
+ .ioctl = saa_ioctl,
+ .compat_ioctl = v4l_compat_ioctl32,
+ .read = saa_read,
+ .llseek = no_llseek,
+ .write = saa_write,
+ .mmap = saa_mmap,
};
/* template for video_device-structure */
-static struct video_device saa_template =
-{
- .name = "SAA7146A",
- .type = VID_TYPE_CAPTURE | VID_TYPE_OVERLAY,
- .hardware = VID_HARDWARE_SAA7146,
- .fops = &saa_fops,
- .minor = -1,
+static struct video_device saa_template = {
+ .name = "SAA7146A",
+ .type = VID_TYPE_CAPTURE | VID_TYPE_OVERLAY,
+ .hardware = VID_HARDWARE_SAA7146,
+ .fops = &saa_fops,
+ .minor = -1,
};
-static int configure_saa7146(struct pci_dev *dev, int num)
+static int __devinit configure_saa7146(struct pci_dev *pdev, int num)
{
- int result;
- struct saa7146 *saa;
+ int retval;
+ struct saa7146 *saa = pci_get_drvdata(pdev);
- saa = &saa7146s[num];
-
saa->endmarkhead = saa->endmarktail = 0;
saa->win.x = saa->win.y = 0;
saa->win.width = saa->win.cropwidth = 720;
@@ -2013,7 +1941,6 @@ static int configure_saa7146(struct pci_dev *dev, int num)
saa->picture.contrast = 38768;
saa->picture.colour = 32768;
saa->cap = 0;
- saa->dev = dev;
saa->nr = num;
saa->playmode = VID_PLAY_NORMAL;
memset(saa->boardcfg, 0, 64); /* clear board config area */
@@ -2033,45 +1960,59 @@ static int configure_saa7146(struct pci_dev *dev, int num)
init_waitqueue_head(&saa->vidq);
spin_lock_init(&saa->lock);
- if (pci_enable_device(dev))
- return -EIO;
-
- saa->id = dev->device;
- saa->irq = dev->irq;
+ retval = pci_enable_device(pdev);
+ if (retval) {
+ dev_err(&pdev->dev, "%d: pci_enable_device failed!\n", num);
+ goto err;
+ }
+
+ saa->id = pdev->device;
+ saa->irq = pdev->irq;
saa->video_dev.minor = -1;
- saa->saa7146_adr = pci_resource_start(dev, 0);
- pci_read_config_byte(dev, PCI_CLASS_REVISION, &saa->revision);
+ saa->saa7146_adr = pci_resource_start(pdev, 0);
+ pci_read_config_byte(pdev, PCI_CLASS_REVISION, &saa->revision);
saa->saa7146_mem = ioremap(saa->saa7146_adr, 0x200);
- if (!saa->saa7146_mem)
- return -EIO;
+ if (saa->saa7146_mem == NULL) {
+ dev_err(&pdev->dev, "%d: ioremap failed!\n", num);
+ retval = -EIO;
+ goto err;
+ }
memcpy(&saa->video_dev, &saa_template, sizeof(saa_template));
saawrite(0, SAA7146_IER); /* turn off all interrupts */
- result = request_irq(saa->irq, saa7146_irq,
- SA_SHIRQ | SA_INTERRUPT, "stradis", (void *) saa);
- if (result == -EINVAL)
- printk(KERN_ERR "stradis%d: Bad irq number or handler\n",
- num);
- if (result == -EBUSY)
- printk(KERN_ERR "stradis%d: IRQ %ld busy, change your PnP"
- " config in BIOS\n", num, saa->irq);
- if (result < 0) {
- iounmap(saa->saa7146_mem);
- return result;
- }
- pci_set_master(dev);
- if (video_register_device(&saa->video_dev, VFL_TYPE_GRABBER, video_nr) < 0) {
- iounmap(saa->saa7146_mem);
- return -1;
+
+ retval = request_irq(saa->irq, saa7146_irq, SA_SHIRQ | SA_INTERRUPT,
+ "stradis", saa);
+ if (retval == -EINVAL)
+ dev_err(&pdev->dev, "%d: Bad irq number or handler\n", num);
+ else if (retval == -EBUSY)
+ dev_err(&pdev->dev, "%d: IRQ %ld busy, change your PnP config "
+ "in BIOS\n", num, saa->irq);
+ if (retval < 0)
+ goto errio;
+
+ pci_set_master(pdev);
+ retval = video_register_device(&saa->video_dev, VFL_TYPE_GRABBER,
+ video_nr);
+ if (retval < 0) {
+ dev_err(&pdev->dev, "%d: error in registering video device!\n",
+ num);
+ goto errio;
}
+
return 0;
+errio:
+ iounmap(saa->saa7146_mem);
+err:
+ return retval;
}
-static int init_saa7146(int i)
+static int __devinit init_saa7146(struct pci_dev *pdev)
{
- struct saa7146 *saa = &saa7146s[i];
+ struct saa7146 *saa = pci_get_drvdata(pdev);
+ memset(saa, 0, sizeof(*saa));
saa->user = 0;
/* reset the saa7146 */
saawrite(0xffff0000, SAA7146_MC1);
@@ -2089,23 +2030,23 @@ static int init_saa7146(int i)
saawrite(0x00000000, SAA7146_DD1_STREAM_A);
saawrite(0x00000000, SAA7146_BRS_CTRL);
saawrite(0x80400040, SAA7146_BCS_CTRL);
- saawrite(0x0000e000 /*| (1<<29)*/, SAA7146_HPS_CTRL);
+ saawrite(0x0000e000 /*| (1<<29) */ , SAA7146_HPS_CTRL);
saawrite(0x00000060, SAA7146_CLIP_FORMAT_CTRL);
saawrite(0x00000000, SAA7146_ACON1);
saawrite(0x00000000, SAA7146_ACON2);
saawrite(0x00000600, SAA7146_I2C_STATUS);
saawrite(((SAA7146_MC2_UPLD_D1_B | SAA7146_MC2_UPLD_D1_A |
- SAA7146_MC2_UPLD_BRS | SAA7146_MC2_UPLD_HPS_H |
- SAA7146_MC2_UPLD_HPS_V | SAA7146_MC2_UPLD_DMA2 |
- SAA7146_MC2_UPLD_DMA1 | SAA7146_MC2_UPLD_I2C) << 16) | 0xffff,
- SAA7146_MC2);
+ SAA7146_MC2_UPLD_BRS | SAA7146_MC2_UPLD_HPS_H |
+ SAA7146_MC2_UPLD_HPS_V | SAA7146_MC2_UPLD_DMA2 |
+ SAA7146_MC2_UPLD_DMA1 | SAA7146_MC2_UPLD_I2C) << 16) | 0xffff,
+ SAA7146_MC2);
/* setup arbitration control registers */
saawrite(0x1412121a, SAA7146_PCI_BT_V1);
/* allocate 32k dma buffer + 4k for page table */
if ((saa->dmadebi = kmalloc(32768 + 4096, GFP_KERNEL)) == NULL) {
- printk(KERN_ERR "stradis%d: debi kmalloc failed\n", i);
- return -1;
+ dev_err(&pdev->dev, "%d: debi kmalloc failed\n", saa->nr);
+ goto err;
}
#if 0
saa->pagedebi = saa->dmadebi + 32768; /* top 4k is for mmu */
@@ -2115,133 +2056,162 @@ static int init_saa7146(int i)
#endif
saa->audhead = saa->vidhead = saa->osdhead = 0;
saa->audtail = saa->vidtail = saa->osdtail = 0;
- if (saa->vidbuf == NULL)
- if ((saa->vidbuf = vmalloc(524288)) == NULL) {
- printk(KERN_ERR "stradis%d: malloc failed\n", saa->nr);
- return -ENOMEM;
- }
- if (saa->audbuf == NULL)
- if ((saa->audbuf = vmalloc(65536)) == NULL) {
- printk(KERN_ERR "stradis%d: malloc failed\n", saa->nr);
- vfree(saa->vidbuf);
- saa->vidbuf = NULL;
- return -ENOMEM;
- }
- if (saa->osdbuf == NULL)
- if ((saa->osdbuf = vmalloc(131072)) == NULL) {
- printk(KERN_ERR "stradis%d: malloc failed\n", saa->nr);
- vfree(saa->vidbuf);
- vfree(saa->audbuf);
- saa->vidbuf = saa->audbuf = NULL;
- return -ENOMEM;
- }
+ if (saa->vidbuf == NULL && (saa->vidbuf = vmalloc(524288)) == NULL) {
+ dev_err(&pdev->dev, "%d: malloc failed\n", saa->nr);
+ goto err;
+ }
+ if (saa->audbuf == NULL && (saa->audbuf = vmalloc(65536)) == NULL) {
+ dev_err(&pdev->dev, "%d: malloc failed\n", saa->nr);
+ goto errvid;
+ }
+ if (saa->osdbuf == NULL && (saa->osdbuf = vmalloc(131072)) == NULL) {
+ dev_err(&pdev->dev, "%d: malloc failed\n", saa->nr);
+ goto erraud;
+ }
/* allocate 81920 byte buffer for clipping */
- if ((saa->dmavid2 = kmalloc(VIDEO_CLIPMAP_SIZE, GFP_KERNEL)) == NULL) {
- printk(KERN_ERR "stradis%d: clip kmalloc failed\n", saa->nr);
- vfree(saa->vidbuf);
- vfree(saa->audbuf);
- vfree(saa->osdbuf);
- saa->vidbuf = saa->audbuf = saa->osdbuf = NULL;
- saa->dmavid2 = NULL;
- return -1;
+ if ((saa->dmavid2 = kzalloc(VIDEO_CLIPMAP_SIZE, GFP_KERNEL)) == NULL) {
+ dev_err(&pdev->dev, "%d: clip kmalloc failed\n", saa->nr);
+ goto errosd;
}
- memset(saa->dmavid2, 0x00, VIDEO_CLIPMAP_SIZE); /* clip everything */
/* setup clipping registers */
saawrite(virt_to_bus(saa->dmavid2), SAA7146_BASE_EVEN2);
saawrite(virt_to_bus(saa->dmavid2) + 128, SAA7146_BASE_ODD2);
saawrite(virt_to_bus(saa->dmavid2) + VIDEO_CLIPMAP_SIZE,
- SAA7146_PROT_ADDR2);
+ SAA7146_PROT_ADDR2);
saawrite(256, SAA7146_PITCH2);
- saawrite(4, SAA7146_PAGE2); /* dma direction: read, no byteswap */
+ saawrite(4, SAA7146_PAGE2); /* dma direction: read, no byteswap */
saawrite(((SAA7146_MC2_UPLD_DMA2) << 16) | SAA7146_MC2_UPLD_DMA2,
SAA7146_MC2);
I2CBusScan(saa);
+
return 0;
+errosd:
+ vfree(saa->osdbuf);
+ saa->osdbuf = NULL;
+erraud:
+ vfree(saa->audbuf);
+ saa->audbuf = NULL;
+errvid:
+ vfree(saa->vidbuf);
+ saa->vidbuf = NULL;
+err:
+ return -ENOMEM;
}
-static void release_saa(void)
+static void stradis_release_saa(struct pci_dev *pdev)
{
u8 command;
- int i;
- struct saa7146 *saa;
+ struct saa7146 *saa = pci_get_drvdata(pdev);
- for (i = 0; i < saa_num; i++) {
- saa = &saa7146s[i];
+ /* turn off all capturing, DMA and IRQs */
+ saawrite(0xffff0000, SAA7146_MC1); /* reset chip */
+ saawrite(0, SAA7146_MC2);
+ saawrite(0, SAA7146_IER);
+ saawrite(0xffffffffUL, SAA7146_ISR);
+
+ /* disable PCI bus-mastering */
+ pci_read_config_byte(pdev, PCI_COMMAND, &command);
+ command &= ~PCI_COMMAND_MASTER;
+ pci_write_config_byte(pdev, PCI_COMMAND, command);
+
+ /* unmap and free memory */
+ saa->audhead = saa->audtail = saa->osdhead = 0;
+ saa->vidhead = saa->vidtail = saa->osdtail = 0;
+ vfree(saa->vidbuf);
+ vfree(saa->audbuf);
+ vfree(saa->osdbuf);
+ kfree(saa->dmavid2);
+ saa->audbuf = saa->vidbuf = saa->osdbuf = NULL;
+ saa->dmavid2 = NULL;
+ kfree(saa->dmadebi);
+ kfree(saa->dmavid1);
+ kfree(saa->dmavid3);
+ kfree(saa->dmaa1in);
+ kfree(saa->dmaa1out);
+ kfree(saa->dmaa2in);
+ kfree(saa->dmaa2out);
+ kfree(saa->dmaRPS1);
+ kfree(saa->dmaRPS2);
+ free_irq(saa->irq, saa);
+ if (saa->saa7146_mem)
+ iounmap(saa->saa7146_mem);
+ if (saa->video_dev.minor != -1)
+ video_unregister_device(&saa->video_dev);
+}
- /* turn off all capturing, DMA and IRQs */
- saawrite(0xffff0000, SAA7146_MC1); /* reset chip */
- saawrite(0, SAA7146_MC2);
- saawrite(0, SAA7146_IER);
- saawrite(0xffffffffUL, SAA7146_ISR);
-
- /* disable PCI bus-mastering */
- pci_read_config_byte(saa->dev, PCI_COMMAND, &command);
- command &= ~PCI_COMMAND_MASTER;
- pci_write_config_byte(saa->dev, PCI_COMMAND, command);
-
- /* unmap and free memory */
- saa->audhead = saa->audtail = saa->osdhead = 0;
- saa->vidhead = saa->vidtail = saa->osdtail = 0;
- vfree(saa->vidbuf);
- vfree(saa->audbuf);
- vfree(saa->osdbuf);
- kfree(saa->dmavid2);
- saa->audbuf = saa->vidbuf = saa->osdbuf = NULL;
- saa->dmavid2 = NULL;
- kfree(saa->dmadebi);
- kfree(saa->dmavid1);
- kfree(saa->dmavid3);
- kfree(saa->dmaa1in);
- kfree(saa->dmaa1out);
- kfree(saa->dmaa2in);
- kfree(saa->dmaa2out);
- kfree(saa->dmaRPS1);
- kfree(saa->dmaRPS2);
- free_irq(saa->irq, saa);
- if (saa->saa7146_mem)
- iounmap(saa->saa7146_mem);
- if (saa->video_dev.minor != -1)
- video_unregister_device(&saa->video_dev);
+static int __devinit stradis_probe(struct pci_dev *pdev,
+ const struct pci_device_id *ent)
+{
+ int retval = -EINVAL;
+
+ if (saa_num >= SAA7146_MAX)
+ goto err;
+
+ if (!pdev->subsystem_vendor)
+ dev_info(&pdev->dev, "%d: rev1 decoder\n", saa_num);
+ else
+ dev_info(&pdev->dev, "%d: SDM2xx found\n", saa_num);
+
+ pci_set_drvdata(pdev, &saa7146s[saa_num]);
+
+ retval = configure_saa7146(pdev, saa_num);
+ if (retval) {
+ dev_err(&pdev->dev, "%d: error in configuring\n", saa_num);
+ goto err;
+ }
+
+ if (init_saa7146(pdev) < 0) {
+ dev_err(&pdev->dev, "%d: error in initialization\n", saa_num);
+ retval = -EIO;
+ goto errrel;
}
+
+ saa_num++;
+
+ return 0;
+errrel:
+ stradis_release_saa(pdev);
+err:
+ return retval;
+}
+
+static void __devexit stradis_remove(struct pci_dev *pdev)
+{
+ stradis_release_saa(pdev);
}
+static struct pci_device_id stradis_pci_tbl[] = {
+ { PCI_DEVICE(PCI_VENDOR_ID_PHILIPS, PCI_DEVICE_ID_PHILIPS_SAA7146) },
+ { 0 }
+};
+
+MODULE_DEVICE_TABLE(pci, stradis_pci_tbl);
+
+static struct pci_driver stradis_driver = {
+ .name = "stradis",
+ .id_table = stradis_pci_tbl,
+ .probe = stradis_probe,
+ .remove = __devexit_p(stradis_remove)
+};
-static int __init stradis_init (void)
+int __init stradis_init(void)
{
- struct pci_dev *dev = NULL;
- int result = 0, i;
+ int retval;
saa_num = 0;
- while ((dev = pci_find_device(PCI_VENDOR_ID_PHILIPS, PCI_DEVICE_ID_PHILIPS_SAA7146, dev))) {
- if (!dev->subsystem_vendor)
- printk(KERN_INFO "stradis%d: rev1 decoder\n", saa_num);
- else
- printk(KERN_INFO "stradis%d: SDM2xx found\n", saa_num);
- result = configure_saa7146(dev, saa_num++);
- if (result)
- return result;
- }
- if (saa_num)
- printk(KERN_INFO "stradis: %d card(s) found.\n", saa_num);
- else
- return -EINVAL;
- for (i = 0; i < saa_num; i++)
- if (init_saa7146(i) < 0) {
- release_saa();
- return -EIO;
- }
- return 0;
-}
+ retval = pci_register_driver(&stradis_driver);
+ if (retval)
+ printk(KERN_ERR "stradis: Unable to register pci driver.\n");
+ return retval;
+}
-static void __exit stradis_exit (void)
+void __exit stradis_exit(void)
{
- release_saa();
+ pci_unregister_driver(&stradis_driver);
printk(KERN_INFO "stradis: module cleanup complete\n");
}
-
module_init(stradis_init);
module_exit(stradis_exit);
-
Copyright © 1996 – 2023 Jason A. Donenfeld. All Rights Reverse Engineered.