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[media] btcx-risc: move to bt8xx 

The btcx-risc module is no longer used by other drivers except for bttv.
So move it from common to bt8xx and make it part of the bttv driver instead
of as a separate module.

This module should never have been a common module since most of the code
has always been bttv specific.

Signed-off-by: Hans Verkuil <hans.verkuil@cisco.com>
Signed-off-by: Mauro Carvalho Chehab <mchehab@osg.samsung.com>
This commit is contained in:
Hans Verkuil 2014-12-12 10:27:56 -03:00 committed by Mauro Carvalho Chehab
parent 1e4518086a
commit 90ca8bef90
6 changed files with 35 additions and 29 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

4
drivers/media/common/Kconfig
View File

@ -8,10 +8,6 @@ comment "common driver options"
config VIDEO_CX2341X
tristate
config VIDEO_BTCX
depends on PCI
tristate
config VIDEO_TVEEPROM
tristate
depends on I2C

1
drivers/media/common/Makefile
View File

@ -1,5 +1,4 @@
obj-y += b2c2/ saa7146/ siano/
obj-$(CONFIG_VIDEO_CX2341X) += cx2341x.o
obj-$(CONFIG_VIDEO_BTCX) += btcx-risc.o
obj-$(CONFIG_VIDEO_TVEEPROM) += tveeprom.o
obj-$(CONFIG_CYPRESS_FIRMWARE) += cypress_firmware.o

1
drivers/media/pci/bt8xx/Kconfig
View File

@ -2,7 +2,6 @@ config VIDEO_BT848
tristate "BT848 Video For Linux"
depends on VIDEO_DEV && PCI && I2C && VIDEO_V4L2
select I2C_ALGOBIT
select VIDEO_BTCX
select VIDEOBUF_DMA_SG
depends on RC_CORE
select VIDEO_TUNER

2
drivers/media/pci/bt8xx/Makefile
View File

@ -1,6 +1,6 @@
bttv-objs := bttv-driver.o bttv-cards.o bttv-if.o \
bttv-risc.o bttv-vbi.o bttv-i2c.o bttv-gpio.o \
bttv-input.o bttv-audio-hook.o
bttv-input.o bttv-audio-hook.o btcx-risc.o
obj-$(CONFIG_VIDEO_BT848) += bttv.o
obj-$(CONFIG_DVB_BT8XX) += bt878.o dvb-bt8xx.o dst.o dst_ca.o

30
drivers/media/common/btcx-risc.c → drivers/media/pci/bt8xx/btcx-risc.c
View File

@ -32,13 +32,9 @@
#include "btcx-risc.h"
MODULE_DESCRIPTION("some code shared by bttv and cx88xx drivers");
MODULE_AUTHOR("Gerd Knorr");
MODULE_LICENSE("GPL");
static unsigned int debug;
module_param(debug, int, 0644);
MODULE_PARM_DESC(debug,"debug messages, default is 0 (no)");
static unsigned int btcx_debug;
module_param(btcx_debug, int, 0644);
MODULE_PARM_DESC(btcx_debug,"debug messages, default is 0 (no)");
/* ---------------------------------------------------------- */
/* allocate/free risc memory */
@ -50,7 +46,7 @@ void btcx_riscmem_free(struct pci_dev *pci,
{
if (NULL == risc->cpu)
return;
if (debug) {
if (btcx_debug) {
memcnt--;
printk("btcx: riscmem free [%d] dma=%lx\n",
memcnt, (unsigned long)risc->dma);
@ -75,7 +71,7 @@ int btcx_riscmem_alloc(struct pci_dev *pci,
risc->cpu = cpu;
risc->dma = dma;
risc->size = size;
if (debug) {
if (btcx_debug) {
memcnt++;
printk("btcx: riscmem alloc [%d] dma=%lx cpu=%p size=%d\n",
memcnt, (unsigned long)dma, cpu, size);
@ -141,7 +137,7 @@ btcx_align(struct v4l2_rect *win, struct v4l2_clip *clips, unsigned int n, int m
dx = nx - win->left;
win->left = nx;
win->width = nw;
if (debug)
if (btcx_debug)
printk(KERN_DEBUG "btcx: window align %dx%d+%d+%d [dx=%d]\n",
win->width, win->height, win->left, win->top, dx);
@ -153,7 +149,7 @@ btcx_align(struct v4l2_rect *win, struct v4l2_clip *clips, unsigned int n, int m
nw += mask+1;
clips[i].c.left = nx;
clips[i].c.width = nw;
if (debug)
if (btcx_debug)
printk(KERN_DEBUG "btcx: clip align %dx%d+%d+%d\n",
clips[i].c.width, clips[i].c.height,
clips[i].c.left, clips[i].c.top);
@ -234,7 +230,7 @@ btcx_calc_skips(int line, int width, int *maxy,
*nskips = skip;
*maxy = maxline;
if (debug) {
if (btcx_debug) {
printk(KERN_DEBUG "btcx: skips line %d-%d:",line,maxline);
for (skip = 0; skip < *nskips; skip++) {
printk(" %d-%d",skips[skip].start,skips[skip].end);
@ -242,13 +238,3 @@ btcx_calc_skips(int line, int width, int *maxy,
printk("\n");
}
}
/* ---------------------------------------------------------- */
EXPORT_SYMBOL(btcx_riscmem_alloc);
EXPORT_SYMBOL(btcx_riscmem_free);
EXPORT_SYMBOL(btcx_screen_clips);
EXPORT_SYMBOL(btcx_align);
EXPORT_SYMBOL(btcx_sort_clips);
EXPORT_SYMBOL(btcx_calc_skips);

26
drivers/media/pci/bt8xx/btcx-risc.h Normal file
View File

@ -0,0 +1,26 @@
struct btcx_riscmem {
unsigned int size;
__le32 *cpu;
__le32 *jmp;
dma_addr_t dma;
};
struct btcx_skiplist {
int start;
int end;
};
int btcx_riscmem_alloc(struct pci_dev *pci,
struct btcx_riscmem *risc,
unsigned int size);
void btcx_riscmem_free(struct pci_dev *pci,
struct btcx_riscmem *risc);
int btcx_screen_clips(int swidth, int sheight, struct v4l2_rect *win,
struct v4l2_clip *clips, unsigned int n);
int btcx_align(struct v4l2_rect *win, struct v4l2_clip *clips,
unsigned int n, int mask);
void btcx_sort_clips(struct v4l2_clip *clips, unsigned int nclips);
void btcx_calc_skips(int line, int width, int *maxy,
struct btcx_skiplist *skips, unsigned int *nskips,
const struct v4l2_clip *clips, unsigned int nclips);