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authorWolfgang Rohdewald <wolfgang@rohdewald.de>2005-07-07 17:57:55 -0700
committerLinus Torvalds <torvalds@g5.osdl.org>2005-07-07 18:23:57 -0700
commitc9090ebb247999354f80d45d45b3d5a804a94f7f (patch)
treeb87cccfa2a0f037d1b59a5aa5986d449965819c2 /drivers/media/dvb/ttpci/av7110_hw.c
parentdd2bbb179326d23577ff8201c4f20e0db3e87f7b (diff)
[PATCH] dvb: ttpci: fix error handling for firmware communication
o make sure ERESTARTSYS will be propagated o ReleaseBitmap: starting with Firmware 261e, also release when BMP_LOADING o removes unused #define BMP_LOADINGS o in many cases changed the return value from -1 to something more meaningful like ETIMEDOUT, EINVAL o changed syslog message timeout waiting for COMMAND such that it indicates what command did not complete o reduce # of arguments for LoadBitmap and BlitBitmap o av7110_osd_cmd: remove the out: label Signed-off-by: Wolfgang Rohdewald <wolfgang@rohdewald.de> Signed-off-by: Johannes Stezenbach <js@linuxtv.org> Signed-off-by: Andrew Morton <akpm@osdl.org> Signed-off-by: Linus Torvalds <torvalds@osdl.org>
Diffstat (limited to 'drivers/media/dvb/ttpci/av7110_hw.c')
-rw-r--r--drivers/media/dvb/ttpci/av7110_hw.c309
1 files changed, 162 insertions, 147 deletions
diff --git a/drivers/media/dvb/ttpci/av7110_hw.c b/drivers/media/dvb/ttpci/av7110_hw.c
index 7fa4a0ebe133..7d2bdd791c9e 100644
--- a/drivers/media/dvb/ttpci/av7110_hw.c
+++ b/drivers/media/dvb/ttpci/av7110_hw.c
@@ -137,7 +137,7 @@ static int waitdebi(struct av7110 *av7110, int adr, int state)
return 0;
udelay(5);
}
- return -1;
+ return -ETIMEDOUT;
}
static int load_dram(struct av7110 *av7110, u32 *data, int len)
@@ -155,7 +155,7 @@ static int load_dram(struct av7110 *av7110, u32 *data, int len)
for (i = 0; i < blocks; i++) {
if (waitdebi(av7110, BOOT_STATE, BOOTSTATE_BUFFER_EMPTY) < 0) {
printk(KERN_ERR "dvb-ttpci: load_dram(): timeout at block %d\n", i);
- return -1;
+ return -ETIMEDOUT;
}
dprintk(4, "writing DRAM block %d\n", i);
mwdebi(av7110, DEBISWAB, bootblock,
@@ -170,7 +170,7 @@ static int load_dram(struct av7110 *av7110, u32 *data, int len)
if (rest > 0) {
if (waitdebi(av7110, BOOT_STATE, BOOTSTATE_BUFFER_EMPTY) < 0) {
printk(KERN_ERR "dvb-ttpci: load_dram(): timeout at last block\n");
- return -1;
+ return -ETIMEDOUT;
}
if (rest > 4)
mwdebi(av7110, DEBISWAB, bootblock,
@@ -185,13 +185,13 @@ static int load_dram(struct av7110 *av7110, u32 *data, int len)
}
if (waitdebi(av7110, BOOT_STATE, BOOTSTATE_BUFFER_EMPTY) < 0) {
printk(KERN_ERR "dvb-ttpci: load_dram(): timeout after last block\n");
- return -1;
+ return -ETIMEDOUT;
}
iwdebi(av7110, DEBINOSWAP, BOOT_SIZE, 0, 2);
iwdebi(av7110, DEBINOSWAP, BOOT_STATE, BOOTSTATE_BUFFER_FULL, 2);
if (waitdebi(av7110, BOOT_STATE, BOOTSTATE_BOOT_COMPLETE) < 0) {
printk(KERN_ERR "dvb-ttpci: load_dram(): final handshake timeout\n");
- return -1;
+ return -ETIMEDOUT;
}
return 0;
}
@@ -263,7 +263,7 @@ int av7110_bootarm(struct av7110 *av7110)
if (saa7146_wait_for_debi_done(av7110->dev, 1)) {
printk(KERN_ERR "dvb-ttpci: av7110_bootarm(): "
"saa7146_wait_for_debi_done() timed out\n");
- return -1;
+ return -ETIMEDOUT;
}
saa7146_setgpio(dev, RESET_LINE, SAA7146_GPIO_OUTHI);
mdelay(1);
@@ -284,7 +284,7 @@ int av7110_bootarm(struct av7110 *av7110)
if (saa7146_wait_for_debi_done(av7110->dev, 1)) {
printk(KERN_ERR "dvb-ttpci: av7110_bootarm(): "
"saa7146_wait_for_debi_done() timed out after loading DRAM\n");
- return -1;
+ return -ETIMEDOUT;
}
saa7146_setgpio(dev, RESET_LINE, SAA7146_GPIO_OUTHI);
msleep(30); /* the firmware needs some time to initialize */
@@ -328,7 +328,7 @@ int av7110_wait_msgstate(struct av7110 *av7110, u16 flags)
if (time_after(jiffies, start + ARM_WAIT_FREE)) {
printk(KERN_ERR "%s: timeout waiting for MSGSTATE %04x\n",
__FUNCTION__, stat & flags);
- return -1;
+ return -ETIMEDOUT;
}
msleep(1);
}
@@ -412,7 +412,7 @@ static int __av7110_send_fw_cmd(struct av7110 *av7110, u16* buf, int length)
if (time_after(jiffies, start + ARM_WAIT_FREE)) {
printk(KERN_ERR "%s: timeout waiting on busy %s QUEUE\n",
__FUNCTION__, type);
- return -1;
+ return -ETIMEDOUT;
}
msleep(1);
}
@@ -435,8 +435,10 @@ static int __av7110_send_fw_cmd(struct av7110 *av7110, u16* buf, int length)
while (rdebi(av7110, DEBINOSWAP, COMMAND, 0, 2 )) {
msleep(1);
if (time_after(jiffies, start + ARM_WAIT_FREE)) {
- printk(KERN_ERR "dvb-ttpci: %s(): timeout waiting for COMMAND to complete\n",
- __FUNCTION__);
+ printk(KERN_ERR "dvb-ttpci: %s(): timeout waiting for COMMAND %d to complete\n",
+ __FUNCTION__,
+ (buf[0] >> 8) & 0xff
+ );
return -ETIMEDOUT;
}
}
@@ -470,7 +472,7 @@ static int av7110_send_fw_cmd(struct av7110 *av7110, u16* buf, int length)
ret = __av7110_send_fw_cmd(av7110, buf, length);
up(&av7110->dcomlock);
- if (ret)
+ if (ret && ret!=-ERESTARTSYS)
printk(KERN_ERR "dvb-ttpci: %s(): av7110_send_fw_cmd error %d\n",
__FUNCTION__, ret);
return ret;
@@ -495,7 +497,7 @@ int av7110_fw_cmd(struct av7110 *av7110, int type, int com, int num, ...)
}
ret = av7110_send_fw_cmd(av7110, buf, num + 2);
- if (ret)
+ if (ret && ret != -ERESTARTSYS)
printk(KERN_ERR "dvb-ttpci: av7110_fw_cmd error %d\n", ret);
return ret;
}
@@ -518,7 +520,7 @@ int av7110_send_ci_cmd(struct av7110 *av7110, u8 subcom, u8 *buf, u8 len)
}
ret = av7110_send_fw_cmd(av7110, cmd, 18);
- if (ret)
+ if (ret && ret != -ERESTARTSYS)
printk(KERN_ERR "dvb-ttpci: av7110_send_ci_cmd error %d\n", ret);
return ret;
}
@@ -558,7 +560,7 @@ int av7110_fw_request(struct av7110 *av7110, u16 *request_buf,
if (time_after(jiffies, start + ARM_WAIT_FREE)) {
printk(KERN_ERR "%s: timeout waiting for COMMAND to complete\n", __FUNCTION__);
up(&av7110->dcomlock);
- return -1;
+ return -ETIMEDOUT;
}
}
@@ -569,7 +571,7 @@ int av7110_fw_request(struct av7110 *av7110, u16 *request_buf,
if (time_after(jiffies, start + ARM_WAIT_SHAKE)) {
printk(KERN_ERR "%s: timeout waiting for HANDSHAKE_REG\n", __FUNCTION__);
up(&av7110->dcomlock);
- return -1;
+ return -ETIMEDOUT;
}
}
#endif
@@ -667,10 +669,10 @@ int av7110_diseqc_send(struct av7110 *av7110, int len, u8 *msg, unsigned long bu
for (i = 0; i < len; i++)
buf[i + 4] = msg[i];
- if ((ret = av7110_send_fw_cmd(av7110, buf, 18)))
+ ret = av7110_send_fw_cmd(av7110, buf, 18);
+ if (ret && ret!=-ERESTARTSYS)
printk(KERN_ERR "dvb-ttpci: av7110_diseqc_send error %d\n", ret);
-
- return 0;
+ return ret;
}
@@ -715,7 +717,7 @@ static int FlushText(struct av7110 *av7110)
printk(KERN_ERR "dvb-ttpci: %s(): timeout waiting for BUFF1_BASE == 0\n",
__FUNCTION__);
up(&av7110->dcomlock);
- return -1;
+ return -ETIMEDOUT;
}
}
up(&av7110->dcomlock);
@@ -739,7 +741,7 @@ static int WriteText(struct av7110 *av7110, u8 win, u16 x, u16 y, u8* buf)
printk(KERN_ERR "dvb-ttpci: %s: timeout waiting for BUFF1_BASE == 0\n",
__FUNCTION__);
up(&av7110->dcomlock);
- return -1;
+ return -ETIMEDOUT;
}
}
#ifndef _NOHANDSHAKE
@@ -750,7 +752,7 @@ static int WriteText(struct av7110 *av7110, u8 win, u16 x, u16 y, u8* buf)
printk(KERN_ERR "dvb-ttpci: %s: timeout waiting for HANDSHAKE_REG\n",
__FUNCTION__);
up(&av7110->dcomlock);
- return -1;
+ return -ETIMEDOUT;
}
}
#endif
@@ -761,7 +763,7 @@ static int WriteText(struct av7110 *av7110, u8 win, u16 x, u16 y, u8* buf)
wdebi(av7110, DEBINOSWAP, BUFF1_BASE + i * 2, 0, 2);
ret = __av7110_send_fw_cmd(av7110, cbuf, 5);
up(&av7110->dcomlock);
- if (ret)
+ if (ret && ret!=-ERESTARTSYS)
printk(KERN_ERR "dvb-ttpci: WriteText error %d\n", ret);
return ret;
}
@@ -816,9 +818,25 @@ static osd_raw_window_t bpp2bit[8] = {
OSD_BITMAP1, OSD_BITMAP2, 0, OSD_BITMAP4, 0, 0, 0, OSD_BITMAP8
};
-static inline int LoadBitmap(struct av7110 *av7110, u16 format,
+static inline int WaitUntilBmpLoaded(struct av7110 *av7110)
+{
+ int ret = wait_event_interruptible_timeout(av7110->bmpq,
+ av7110->bmp_state != BMP_LOADING, 10*HZ);
+ if (ret == -ERESTARTSYS)
+ return ret;
+ if (ret == 0) {
+ printk("dvb-ttpci: warning: timeout waiting in LoadBitmap: %d, %d\n",
+ ret, av7110->bmp_state);
+ av7110->bmp_state = BMP_NONE;
+ return -ETIMEDOUT;
+ }
+ return 0;
+}
+
+static inline int LoadBitmap(struct av7110 *av7110,
u16 dx, u16 dy, int inc, u8 __user * data)
{
+ u16 format;
int bpp;
int i;
int d, delta;
@@ -827,14 +845,7 @@ static inline int LoadBitmap(struct av7110 *av7110, u16 format,
dprintk(4, "%p\n", av7110);
- ret = wait_event_interruptible_timeout(av7110->bmpq, av7110->bmp_state != BMP_LOADING, HZ);
- if (ret == -ERESTARTSYS || ret == 0) {
- printk("dvb-ttpci: warning: timeout waiting in LoadBitmap: %d, %d\n",
- ret, av7110->bmp_state);
- av7110->bmp_state = BMP_NONE;
- return -1;
- }
- BUG_ON (av7110->bmp_state == BMP_LOADING);
+ format = bpp2bit[av7110->osdbpp[av7110->osdwin]];
av7110->bmp_state = BMP_LOADING;
if (format == OSD_BITMAP8) {
@@ -847,18 +858,18 @@ static inline int LoadBitmap(struct av7110 *av7110, u16 format,
bpp=1; delta = 8;
} else {
av7110->bmp_state = BMP_NONE;
- return -1;
+ return -EINVAL;
}
av7110->bmplen = ((dx * dy * bpp + 7) & ~7) / 8;
av7110->bmpp = 0;
if (av7110->bmplen > 32768) {
av7110->bmp_state = BMP_NONE;
- return -1;
+ return -EINVAL;
}
for (i = 0; i < dy; i++) {
if (copy_from_user(av7110->bmpbuf + 1024 + i * dx, data + i * inc, dx)) {
av7110->bmp_state = BMP_NONE;
- return -1;
+ return -EINVAL;
}
}
if (format != OSD_BITMAP8) {
@@ -873,37 +884,27 @@ static inline int LoadBitmap(struct av7110 *av7110, u16 format,
}
av7110->bmplen += 1024;
dprintk(4, "av7110_fw_cmd: LoadBmp size %d\n", av7110->bmplen);
- return av7110_fw_cmd(av7110, COMTYPE_OSD, LoadBmp, 3, format, dx, dy);
+ ret = av7110_fw_cmd(av7110, COMTYPE_OSD, LoadBmp, 3, format, dx, dy);
+ if (!ret)
+ ret = WaitUntilBmpLoaded(av7110);
+ return ret;
}
-static int BlitBitmap(struct av7110 *av7110, u16 win, u16 x, u16 y, u16 trans)
+static int BlitBitmap(struct av7110 *av7110, u16 x, u16 y)
{
- int ret;
-
dprintk(4, "%p\n", av7110);
- BUG_ON (av7110->bmp_state == BMP_NONE);
-
- ret = wait_event_interruptible_timeout(av7110->bmpq,
- av7110->bmp_state != BMP_LOADING, 10*HZ);
- if (ret == -ERESTARTSYS || ret == 0) {
- printk("dvb-ttpci: warning: timeout waiting in BlitBitmap: %d, %d\n",
- ret, av7110->bmp_state);
- av7110->bmp_state = BMP_NONE;
- return (ret == 0) ? -ETIMEDOUT : ret;
- }
-
- BUG_ON (av7110->bmp_state != BMP_LOADED);
-
- return av7110_fw_cmd(av7110, COMTYPE_OSD, BlitBmp, 4, win, x, y, trans);
+ return av7110_fw_cmd(av7110, COMTYPE_OSD, BlitBmp, 4, av7110->osdwin, x, y, 0);
}
static inline int ReleaseBitmap(struct av7110 *av7110)
{
dprintk(4, "%p\n", av7110);
- if (av7110->bmp_state != BMP_LOADED)
+ if (av7110->bmp_state != BMP_LOADED && FW_VERSION(av7110->arm_app) < 0x261e)
return -1;
+ if (av7110->bmp_state == BMP_LOADING)
+ dprintk(1,"ReleaseBitmap called while BMP_LOADING\n");
av7110->bmp_state = BMP_NONE;
return av7110_fw_cmd(av7110, COMTYPE_OSD, ReleaseBmp, 0);
}
@@ -924,18 +925,22 @@ static u32 RGB2YUV(u16 R, u16 G, u16 B)
return Cr | (Cb << 16) | (Y << 8);
}
-static void OSDSetColor(struct av7110 *av7110, u8 color, u8 r, u8 g, u8 b, u8 blend)
+static int OSDSetColor(struct av7110 *av7110, u8 color, u8 r, u8 g, u8 b, u8 blend)
{
+ int ret;
+
u16 ch, cl;
u32 yuv;
yuv = blend ? RGB2YUV(r,g,b) : 0;
cl = (yuv & 0xffff);
ch = ((yuv >> 16) & 0xffff);
- SetColor_(av7110, av7110->osdwin, bpp2pal[av7110->osdbpp[av7110->osdwin]],
- color, ch, cl);
- SetBlend_(av7110, av7110->osdwin, bpp2pal[av7110->osdbpp[av7110->osdwin]],
- color, ((blend >> 4) & 0x0f));
+ ret = SetColor_(av7110, av7110->osdwin, bpp2pal[av7110->osdbpp[av7110->osdwin]],
+ color, ch, cl);
+ if (!ret)
+ ret = SetBlend_(av7110, av7110->osdwin, bpp2pal[av7110->osdbpp[av7110->osdwin]],
+ color, ((blend >> 4) & 0x0f));
+ return ret;
}
static int OSDSetPalette(struct av7110 *av7110, u32 __user * colors, u8 first, u8 last)
@@ -968,14 +973,14 @@ static int OSDSetBlock(struct av7110 *av7110, int x0, int y0,
{
uint w, h, bpp, bpl, size, lpb, bnum, brest;
int i;
- int rc;
+ int rc,release_rc;
w = x1 - x0 + 1;
h = y1 - y0 + 1;
if (inc <= 0)
inc = w;
if (w <= 0 || w > 720 || h <= 0 || h > 576)
- return -1;
+ return -EINVAL;
bpp = av7110->osdbpp[av7110->osdwin] + 1;
bpl = ((w * bpp + 7) & ~7) / 8;
size = h * bpl;
@@ -983,176 +988,186 @@ static int OSDSetBlock(struct av7110 *av7110, int x0, int y0,
bnum = size / (lpb * bpl);
brest = size - bnum * lpb * bpl;
- for (i = 0; i < bnum; i++) {
- rc = LoadBitmap(av7110, bpp2bit[av7110->osdbpp[av7110->osdwin]],
- w, lpb, inc, data);
- if (rc)
- return rc;
- rc = BlitBitmap(av7110, av7110->osdwin, x0, y0 + i * lpb, 0);
+ if (av7110->bmp_state == BMP_LOADING) {
+ /* possible if syscall is repeated by -ERESTARTSYS and if firmware cannot abort */
+ BUG_ON (FW_VERSION(av7110->arm_app) >= 0x261e);
+ rc = WaitUntilBmpLoaded(av7110);
if (rc)
return rc;
- data += lpb * inc;
+ /* just continue. This should work for all fw versions
+ * if bnum==1 && !brest && LoadBitmap was successful
+ */
}
- if (brest) {
- rc = LoadBitmap(av7110, bpp2bit[av7110->osdbpp[av7110->osdwin]],
- w, brest / bpl, inc, data);
+
+ rc = 0;
+ for (i = 0; i < bnum; i++) {
+ rc = LoadBitmap(av7110, w, lpb, inc, data);
if (rc)
- return rc;
- rc = BlitBitmap(av7110, av7110->osdwin, x0, y0 + bnum * lpb, 0);
+ break;
+ rc = BlitBitmap(av7110, x0, y0 + i * lpb);
if (rc)
- return rc;
+ break;
+ data += lpb * inc;
}
- ReleaseBitmap(av7110);
- return 0;
+ if (!rc && brest) {
+ rc = LoadBitmap(av7110, w, brest / bpl, inc, data);
+ if (!rc)
+ rc = BlitBitmap(av7110, x0, y0 + bnum * lpb);
+ }
+ release_rc = ReleaseBitmap(av7110);
+ if (!rc)
+ rc = release_rc;
+ if (rc)
+ dprintk(1,"returns %d\n",rc);
+ return rc;
}
int av7110_osd_cmd(struct av7110 *av7110, osd_cmd_t *dc)
{
int ret;
- ret = down_interruptible(&av7110->osd_sema);
- if (ret)
+ if (down_interruptible(&av7110->osd_sema))
return -ERESTARTSYS;
- /* stupid, but OSD functions don't provide a return code anyway */
- ret = 0;
-
switch (dc->cmd) {
case OSD_Close:
- DestroyOSDWindow(av7110, av7110->osdwin);
- goto out;
+ ret = DestroyOSDWindow(av7110, av7110->osdwin);
+ break;
case OSD_Open:
av7110->osdbpp[av7110->osdwin] = (dc->color - 1) & 7;
- CreateOSDWindow(av7110, av7110->osdwin,
+ ret = CreateOSDWindow(av7110, av7110->osdwin,
bpp2bit[av7110->osdbpp[av7110->osdwin]],
dc->x1 - dc->x0 + 1, dc->y1 - dc->y0 + 1);
+ if (ret)
+ break;
if (!dc->data) {
- MoveWindowAbs(av7110, av7110->osdwin, dc->x0, dc->y0);
- SetColorBlend(av7110, av7110->osdwin);
+ ret = MoveWindowAbs(av7110, av7110->osdwin, dc->x0, dc->y0);
+ if (ret)
+ break;
+ ret = SetColorBlend(av7110, av7110->osdwin);
}
- goto out;
+ break;
case OSD_Show:
- MoveWindowRel(av7110, av7110->osdwin, 0, 0);
- goto out;
+ ret = MoveWindowRel(av7110, av7110->osdwin, 0, 0);
+ break;
case OSD_Hide:
- HideWindow(av7110, av7110->osdwin);
- goto out;
+ ret = HideWindow(av7110, av7110->osdwin);
+ break;
case OSD_Clear:
- DrawBlock(av7110, av7110->osdwin, 0, 0, 720, 576, 0);
- goto out;
+ ret = DrawBlock(av7110, av7110->osdwin, 0, 0, 720, 576, 0);
+ break;
case OSD_Fill:
- DrawBlock(av7110, av7110->osdwin, 0, 0, 720, 576, dc->color);
- goto out;
+ ret = DrawBlock(av7110, av7110->osdwin, 0, 0, 720, 576, dc->color);
+ break;
case OSD_SetColor:
- OSDSetColor(av7110, dc->color, dc->x0, dc->y0, dc->x1, dc->y1);
- goto out;
+ ret = OSDSetColor(av7110, dc->color, dc->x0, dc->y0, dc->x1, dc->y1);
+ break;
case OSD_SetPalette:
- {
- if (FW_VERSION(av7110->arm_app) >= 0x2618) {
+ if (FW_VERSION(av7110->arm_app) >= 0x2618)
ret = OSDSetPalette(av7110, dc->data, dc->color, dc->x0);
- goto out;
- } else {
+ else {
int i, len = dc->x0-dc->color+1;
u8 __user *colors = (u8 __user *)dc->data;
u8 r, g, b, blend;
-
+ ret = 0;
for (i = 0; i<len; i++) {
if (get_user(r, colors + i * 4) ||
get_user(g, colors + i * 4 + 1) ||
get_user(b, colors + i * 4 + 2) ||
get_user(blend, colors + i * 4 + 3)) {
ret = -EFAULT;
- goto out;
+ break;
}
- OSDSetColor(av7110, dc->color + i, r, g, b, blend);
+ ret = OSDSetColor(av7110, dc->color + i, r, g, b, blend);
+ if (ret)
+ break;
}
}
- ret = 0;
- goto out;
- }
- case OSD_SetTrans:
- goto out;
+ break;
case OSD_SetPixel:
- DrawLine(av7110, av7110->osdwin,
+ ret = DrawLine(av7110, av7110->osdwin,
dc->x0, dc->y0, 0, 0, dc->color);
- goto out;
- case OSD_GetPixel:
- goto out;
+ break;
case OSD_SetRow:
dc->y1 = dc->y0;
/* fall through */
case OSD_SetBlock:
ret = OSDSetBlock(av7110, dc->x0, dc->y0, dc->x1, dc->y1, dc->color, dc->data);
- goto out;
+ break;
case OSD_FillRow:
- DrawBlock(av7110, av7110->osdwin, dc->x0, dc->y0,
+ ret = DrawBlock(av7110, av7110->osdwin, dc->x0, dc->y0,
dc->x1-dc->x0+1, dc->y1, dc->color);
- goto out;
+ break;
case OSD_FillBlock:
- DrawBlock(av7110, av7110->osdwin, dc->x0, dc->y0,
+ ret = DrawBlock(av7110, av7110->osdwin, dc->x0, dc->y0,
dc->x1 - dc->x0 + 1, dc->y1 - dc->y0 + 1, dc->color);
- goto out;
+ break;
case OSD_Line:
- DrawLine(av7110, av7110->osdwin,
+ ret = DrawLine(av7110, av7110->osdwin,
dc->x0, dc->y0, dc->x1 - dc->x0, dc->y1 - dc->y0, dc->color);
- goto out;
- case OSD_Query:
- goto out;
- case OSD_Test:
- goto out;
+ break;
case OSD_Text:
{
char textbuf[240];
if (strncpy_from_user(textbuf, dc->data, 240) < 0) {
ret = -EFAULT;
- goto out;
+ break;
}
textbuf[239] = 0;
if (dc->x1 > 3)
dc->x1 = 3;
- SetFont(av7110, av7110->osdwin, dc->x1,
+ ret = SetFont(av7110, av7110->osdwin, dc->x1,
(u16) (dc->color & 0xffff), (u16) (dc->color >> 16));
- FlushText(av7110);
- WriteText(av7110, av7110->osdwin, dc->x0, dc->y0, textbuf);
- goto out;
+ if (!ret)
+ ret = FlushText(av7110);
+ if (!ret)
+ ret = WriteText(av7110, av7110->osdwin, dc->x0, dc->y0, textbuf);
+ break;
}
case OSD_SetWindow:
- if (dc->x0 < 1 || dc->x0 > 7) {
+ if (dc->x0 < 1 || dc->x0 > 7)
ret = -EINVAL;
- goto out;
+ else {
+ av7110->osdwin = dc->x0;
+ ret = 0;
}
- av7110->osdwin = dc->x0;
- goto out;
+ break;
case OSD_MoveWindow:
- MoveWindowAbs(av7110, av7110->osdwin, dc->x0, dc->y0);
- SetColorBlend(av7110, av7110->osdwin);
- goto out;
+ ret = MoveWindowAbs(av7110, av7110->osdwin, dc->x0, dc->y0);
+ if (!ret)
+ ret = SetColorBlend(av7110, av7110->osdwin);
+ break;
case OSD_OpenRaw:
if (dc->color < OSD_BITMAP1 || dc->color > OSD_CURSOR) {
ret = -EINVAL;
- goto out;
+ break;
}
- if (dc->color >= OSD_BITMAP1 && dc->color <= OSD_BITMAP8HR) {
+ if (dc->color >= OSD_BITMAP1 && dc->color <= OSD_BITMAP8HR)
av7110->osdbpp[av7110->osdwin] = (1 << (dc->color & 3)) - 1;
- }
- else {
+ else
av7110->osdbpp[av7110->osdwin] = 0;
- }
- CreateOSDWindow(av7110, av7110->osdwin, (osd_raw_window_t)dc->color,
+ ret = CreateOSDWindow(av7110, av7110->osdwin, (osd_raw_window_t)dc->color,
dc->x1 - dc->x0 + 1, dc->y1 - dc->y0 + 1);
+ if (ret)
+ break;
if (!dc->data) {
- MoveWindowAbs(av7110, av7110->osdwin, dc->x0, dc->y0);
- SetColorBlend(av7110, av7110->osdwin);
+ ret = MoveWindowAbs(av7110, av7110->osdwin, dc->x0, dc->y0);
+ if (!ret)
+ ret = SetColorBlend(av7110, av7110->osdwin);
}
- goto out;
+ break;
default:
ret = -EINVAL;
- goto out;
+ break;
}
-out:
up(&av7110->osd_sema);
+ if (ret==-ERESTARTSYS)
+ dprintk(1, "av7110_osd_cmd(%d) returns with -ERESTARTSYS\n",dc->cmd);
+ else if (ret)
+ dprintk(1, "av7110_osd_cmd(%d) returns with %d\n",dc->cmd,ret);
+
return ret;
}