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Diffstat (limited to 'src/video_out/vidix/drivers/mga_vid.c')
-rw-r--r--src/video_out/vidix/drivers/mga_vid.c215
1 files changed, 108 insertions, 107 deletions
diff --git a/src/video_out/vidix/drivers/mga_vid.c b/src/video_out/vidix/drivers/mga_vid.c
index a5442bd0f..f34f5ed20 100644
--- a/src/video_out/vidix/drivers/mga_vid.c
+++ b/src/video_out/vidix/drivers/mga_vid.c
@@ -6,14 +6,11 @@
YUY2 support (see config.format) added by A'rpi/ESP-team
double buffering added by A'rpi/ESP-team
- Brightness/contrast support by Nick Kurshev
+ Brightness/contrast support by Nick Kurshev/Dariush Pietrzak (eyck) and me
TODO:
- * fix doublebuffering for vidix
* fix memory size detection (current reading pci userconfig isn't
working as requested - returns the max avail. ram on arch?)
- * fix/complete brightness/contrast handling (Nick)
- MGA users: please test this! (#define MGA_EQUALIZER)
* translate all non-english comments to english
*/
@@ -38,7 +35,7 @@
//#define CRTC2
// Set this value, if autodetection fails! (video ram size in megabytes)
-// #define MGA_MEMORY_SIZE 16
+//#define MGA_MEMORY_SIZE 16
/* No irq support in userspace implemented yet, do not enable this! */
/* disable irq */
@@ -46,11 +43,9 @@
#define MGA_VSYNC_POS 2
-#undef MGA_EQUALIZER
-
#undef MGA_PCICONFIG_MEMDETECT
-#define MGA_DEFAULT_FRAMES 1
+#define MGA_DEFAULT_FRAMES 64
#include <errno.h>
#include <stdio.h>
@@ -113,20 +108,16 @@ static int mga_next_frame = 0;
static vidix_capability_t mga_cap =
{
- "Matrox MGA G200/G400 YUV Video",
+ "Matrox MGA G200/G4x0/G5x0 YUV Video",
"Aaron Holtzman, Arpad Gereoffy, Alex Beregszaszi, Nick Kurshev",
TYPE_OUTPUT,
{ 0, 0, 0, 0 },
- 1600, /* 2048x2048 is supported if Pontscho is right */
- 1200,
+ 2048,
+ 2048,
4,
4,
-1,
- FLAG_UPSCALER | FLAG_DOWNSCALER
-#ifdef MGA_EQUALIZER
- | FLAG_EQUALIZER
-#endif
- ,
+ FLAG_UPSCALER | FLAG_DOWNSCALER | FLAG_EQUALIZER,
VENDOR_MATROX,
-1, /* will be set in vixProbe */
{ 0, 0, 0, 0}
@@ -350,25 +341,22 @@ case 3:
int vixPlaybackFrameSelect(unsigned int frame)
{
- printf("[mga] frameselect: %d\n", frame);
+ mga_next_frame = frame;
+ if (mga_verbose>1) printf("[mga] frameselect: %d\n", mga_next_frame);
#if MGA_ALLOW_IRQ
- if (mga_irq != -1)
- {
- mga_next_frame = frame;
- }
- else
+ if (mga_irq == -1)
#endif
{
//we don't need the vcount protection as we're only hitting
//one register (and it doesn't seem to be double buffered)
- regs.besctl = (regs.besctl & ~0x07000000) + (frame << 25);
+ regs.besctl = (regs.besctl & ~0x07000000) + (mga_next_frame << 25);
writel( regs.besctl, mga_mmio_base + BESCTL );
// writel( regs.besglobctl + ((readl(mga_mmio_base + VCOUNT)+2)<<16),
writel( regs.besglobctl + (MGA_VSYNC_POS<<16),
mga_mmio_base + BESGLOBCTL);
#ifdef CRTC2
- crtc2_frame_sel(frame);
+ crtc2_frame_sel(mga_next_frame);
#endif
}
@@ -545,15 +533,16 @@ if(!restore){
writel( regs.besglobctl + ((readl(mga_mmio_base + VCOUNT)+2)<<16),
mga_mmio_base + BESGLOBCTL);
-#if 0
- printf("[mga] wrote BES registers\n");
- printf("[mga] BESCTL = 0x%08x\n",
+ if (mga_verbose > 1)
+ {
+ printf("[mga] wrote BES registers\n");
+ printf("[mga] BESCTL = 0x%08x\n",
readl(mga_mmio_base + BESCTL));
- printf("[mga] BESGLOBCTL = 0x%08x\n",
+ printf("[mga] BESGLOBCTL = 0x%08x\n",
readl(mga_mmio_base + BESGLOBCTL));
- printf("[mga] BESSTATUS= 0x%08x\n",
+ printf("[mga] BESSTATUS= 0x%08x\n",
readl(mga_mmio_base + BESSTATUS));
-#endif
+ }
#ifdef CRTC2
// printf("c2ctl:0x%08x c2datactl:0x%08x\n",readl(mga_mmio_base + C2CTL),readl(mga_mmio_base + C2DATACTL));
// printf("c2misc:0x%08x\n",readl(mga_mmio_base + C2MISC));
@@ -577,7 +566,7 @@ if(!restore){
// writel(cregs.c2vsync, mga_mmio_base + C2VSYNC);
writel(cregs.c2misc, mga_mmio_base + C2MISC);
- printf("c2offset = %d\n",cregs.c2offset);
+ if (mga_verbose > 1) printf("[mga] c2offset = %d\n",cregs.c2offset);
writel(cregs.c2offset, mga_mmio_base + C2OFFSET);
writel(cregs.c2startadd0, mga_mmio_base + C2STARTADD0);
@@ -611,7 +600,7 @@ static void enable_irq(){
writeb(0x10, mga_mmio_base + CRTCD ); /* clear = 1 */
writel( regs.besglobctl , mga_mmio_base + BESGLOBCTL);
-
+
return;
}
@@ -696,6 +685,7 @@ void mga_handle_irq(int irq, void *dev_id/*, struct pt_regs *pregs*/) {
int vixConfigPlayback(vidix_playback_t *config)
{
+ int i;
int x, y, sw, sh, dw, dh;
int besleft, bestop, ifactor, ofsleft, ofstop, baseadrofs, weight, weights;
#ifdef CRTC2
@@ -716,13 +706,23 @@ int vixConfigPlayback(vidix_playback_t *config)
unsigned int vtotal = vsyncend + upper_margin;
#endif
- if ((config->num_frames < 1) || (config->num_frames > 4))
+ if ((config->num_frames < 1) || (config->num_frames > MGA_DEFAULT_FRAMES))
{
printf("[mga] illegal num_frames: %d, setting to %d\n",
config->num_frames, MGA_DEFAULT_FRAMES);
config->num_frames = MGA_DEFAULT_FRAMES;
-// return(EINVAL);
}
+ for(;config->num_frames>0;config->num_frames--)
+ {
+ /*FIXME: this driver can use more frames but we need to apply
+ some tricks to avoid RGB-memory hits*/
+ mga_src_base = ((mga_ram_size/2)*0x100000-config->num_frames*config->frame_size);
+ mga_src_base &= (~0xFFFF); /* 64k boundary */
+ if(mga_src_base>=0) break;
+ }
+ if (mga_verbose > 1) printf("[mga] YUV buffer base: %p\n", mga_src_base);
+
+ config->dga_addr = mga_mem_base + mga_src_base;
x = config->dest.x;
y = config->dest.y;
@@ -734,7 +734,7 @@ int vixConfigPlayback(vidix_playback_t *config)
config->dest.pitch.y=32;
config->dest.pitch.u=config->dest.pitch.v=16;
- printf("[mga] Setting up a %dx%d+%d+%d video window (src %dx%d) format %X\n",
+ if (mga_verbose) printf("[mga] Setting up a %dx%d-%dx%d video window (src %dx%d) format %X\n",
dw, dh, x, y, sw, sh, config->fourcc);
if ((sw < 4) || (sh < 4) || (dw < 4) || (dh < 4))
@@ -746,21 +746,14 @@ int vixConfigPlayback(vidix_playback_t *config)
//FIXME check that window is valid and inside desktop
// printf("[mga] vcount = %d\n", readl(mga_mmio_base + VCOUNT));
-
- config->offsets[0] = 0;
- config->offsets[1] = config->frame_size;
- config->offsets[2] = 2*config->frame_size;
- config->offsets[3] = 3*config->frame_size;
-
- config->offset.y=0;
- config->offset.v=((sw + 31) & ~31) * sh;
- config->offset.u=config->offset.v+((sw + 31) & ~31) * sh /4;
+ sw+=sw&1;
switch(config->fourcc)
{
case IMGFMT_I420:
case IMGFMT_IYUV:
case IMGFMT_YV12:
+ sh+=sh&1;
config->frame_size = ((sw + 31) & ~31) * sh + (((sw + 31) & ~31) * sh) / 2;
break;
case IMGFMT_YUY2:
@@ -772,23 +765,22 @@ int vixConfigPlayback(vidix_playback_t *config)
return(ENOTSUP);
}
-// config->frame_size = config->src.h*config->src.w+(config->src.w*config->src.h)/2;
+ config->offsets[0] = 0;
+// config->offsets[1] = config->frame_size;
+// config->offsets[2] = 2*config->frame_size;
+// config->offsets[3] = 3*config->frame_size;
+ for (i = 1; i < config->num_frames+1; i++)
+ config->offsets[i] = i*config->frame_size;
+
+ config->offset.y=0;
+ config->offset.v=((sw + 31) & ~31) * sh;
+ config->offset.u=config->offset.v+((sw + 31) & ~31) * sh /4;
//FIXME figure out a better way to allocate memory on card
//allocate 2 megs
//mga_src_base = mga_mem_base + (MGA_VIDMEM_SIZE-2) * 0x100000;
//mga_src_base = (MGA_VIDMEM_SIZE-3) * 0x100000;
- mga_src_base = (mga_ram_size*0x100000-config->num_frames*config->frame_size);
- if (mga_src_base < 0)
- {
- printf("[mga] not enough memory for frames!\n");
- return(EFAULT);
- }
- mga_src_base &= (~0xFFFF); /* 64k boundary */
- printf("[mga] YUV buffer base: %p\n", mga_src_base);
-
- config->dga_addr = mga_mem_base + mga_src_base;
/* for G200 set Interleaved UV planes */
if (!is_g400)
@@ -852,7 +844,6 @@ int vixConfigPlayback(vidix_playback_t *config)
}
-
//Disable contrast and brightness control
regs.besglobctl |= (1<<5) + (1<<7);
regs.beslumactl = (0x7f << 16) + (0x80<<0);
@@ -1144,7 +1135,7 @@ switch(config->fourcc){
int vixPlaybackOn(void)
{
- printf("[mga] playback on\n");
+ if (mga_verbose) printf("[mga] playback on\n");
vid_src_ready = 1;
if(vid_overlay_on)
@@ -1163,7 +1154,7 @@ int vixPlaybackOn(void)
int vixPlaybackOff(void)
{
- printf("[mga] playback off\n");
+ if (mga_verbose) printf("[mga] playback off\n");
vid_src_ready = 0;
#ifdef MGA_ALLOW_IRQ
@@ -1183,7 +1174,7 @@ int vixProbe(int verbose,int force)
unsigned int i, num_pci;
int err;
- printf("[mga] probe\n");
+ if (verbose) printf("[mga] probe\n");
mga_verbose = verbose;
@@ -1196,12 +1187,12 @@ int vixProbe(int verbose,int force)
return(err);
}
- if (mga_verbose > 1)
+ if (mga_verbose)
printf("[mga] found %d pci devices\n", num_pci);
for (i = 0; i < num_pci; i++)
{
- if (mga_verbose > 2)
+ if (mga_verbose > 1)
printf("[mga] pci[%d] vendor: %d device: %d\n",
i, lst[i].vendor, lst[i].device);
if (lst[i].vendor == VENDOR_MATROX)
@@ -1247,11 +1238,15 @@ int vixInit(void)
{
unsigned int card_option = 0;
int err;
- printf("[mga] init\n");
+
+ if (mga_verbose) printf("[mga] init\n");
mga_vid_in_use = 0;
printf("Matrox MGA G200/G400/G450 YUV Video interface v2.01 (c) Aaron Holtzman & A'rpi\n");
+#ifdef CRCT2
+ printf("Driver compiled with TV-out (second-head) support\n");
+#endif
if (!probed)
{
@@ -1262,12 +1257,10 @@ int vixInit(void)
#ifdef MGA_PCICONFIG_MEMDETECT
pci_config_read(pci_info.bus, pci_info.card, pci_info.func,
0x40, 4, &card_option);
- printf("[mga] OPTION word: 0x%08X mem: 0x%02X %s\n", card_option,
+ if (mga_verbose > 1) printf("[mga] OPTION word: 0x%08X mem: 0x%02X %s\n", card_option,
(card_option>>10)&0x17, ((card_option>>14)&1)?"SGRAM":"SDRAM");
#endif
-// temp = (card_option >> 10) & 0x17;
-
if (mga_ram_size)
{
printf("[mga] RAMSIZE forced to %d MB\n", mga_ram_size);
@@ -1333,13 +1326,13 @@ int vixInit(void)
}
}
- printf("[mga] hardware addresses: mmio: %p, framebuffer: %p\n",
+ if (mga_verbose > 1) printf("[mga] hardware addresses: mmio: %p, framebuffer: %p\n",
pci_info.base1, pci_info.base0);
mga_mmio_base = map_phys_mem(pci_info.base1,0x4000);
mga_mem_base = map_phys_mem(pci_info.base0,mga_ram_size*1024*1024);
- printf("[mga] MMIO at %p, IRQ: %d, framebuffer: %p\n",
+ if (mga_verbose > 1) printf("[mga] MMIO at %p, IRQ: %d, framebuffer: %p\n",
mga_mmio_base, mga_irq, mga_mem_base);
err = mtrr_set_type(pci_info.base0,mga_ram_size*1024*1024,MTRR_TYPE_WRCOMB);
if(!err) printf("[mga] Set write-combining type of video memory\n");
@@ -1372,8 +1365,9 @@ int vixInit(void)
void vixDestroy(void)
{
- printf("[mga] destroy\n");
+ if (mga_verbose) printf("[mga] destroy\n");
+ /* FIXME turn off BES */
vid_src_ready = 0;
regs.besctl &= ~1;
regs.besglobctl &= ~(1<<6); // UYVY format selected
@@ -1390,29 +1384,35 @@ void vixDestroy(void)
unmap_phys_mem(mga_mmio_base, 0x4000);
if (mga_mem_base)
unmap_phys_mem(mga_mem_base, mga_ram_size);
-
- /* FIXME turn off BES */
-
return;
}
int vixQueryFourcc(vidix_fourcc_t *to)
{
- printf("[mga] query fourcc (%x)\n", to->fourcc);
+ int supports=0;
+ if (mga_verbose) printf("[mga] query fourcc (%x)\n", to->fourcc);
switch(to->fourcc)
{
case IMGFMT_YV12:
case IMGFMT_IYUV:
case IMGFMT_I420:
+ supports = is_g400 ? 1 : 0;
+ case IMGFMT_NV12:
+ supports = is_g400 ? 0 : 1;
case IMGFMT_YUY2:
case IMGFMT_UYVY:
+ supports = 1;
break;
default:
- to->depth = to->flags = 0;
- return(ENOTSUP);
+ supports = 0;
}
+ if(!supports)
+ {
+ to->depth = to->flags = 0;
+ return(ENOTSUP);
+ }
to->depth = VID_DEPTH_12BPP |
VID_DEPTH_15BPP | VID_DEPTH_16BPP |
VID_DEPTH_24BPP | VID_DEPTH_32BPP;
@@ -1443,46 +1443,47 @@ int vixSetGrKeys(const vidix_grkey_t *grkey)
return(0);
}
-#ifdef MGA_EQUALIZER
-static vidix_video_eq_t equal =
+int vixPlaybackSetEq( const vidix_video_eq_t * eq)
{
- VEQ_CAP_BRIGHTNESS | VEQ_CAP_CONTRAST,
- 0, 0, 0, 0, 0, 0, 0, 0 };
-int vixPlaybackSetEq( const vidix_video_eq_t * eq)
-{
- uint32_t beslumactl;
- int brightness,contrast;
+ uint32_t luma = 0;
+ float factor = 256.0 / 2000;
- /* contrast and brightness control isn't supported with G200,
- don't enable c/b control and set values, just return error -- alex */
+ /* contrast and brightness control isn't supported on G200 - alex */
if (!is_g400)
{
- if (mga_verbose > 1)
- printf("[mga] equalizer isn't supported with G200\n");
- return ENOSYS;
+ if (mga_verbose) printf("[mga] equalizer isn't supported with G200\n");
+ return(ENOTSUP);
}
+
+ if (eq->cap & VEQ_CAP_BRIGHTNESS)
+ luma += ((int)(eq->brightness * factor) << 16);
+ if (eq->cap & VEQ_CAP_CONTRAST)
+ luma += ((int)(eq->contrast * factor) & 0xFFFF);
+
+ regs.beslumactl = luma+0x80;
- if(eq->cap & VEQ_CAP_BRIGHTNESS) equal.brightness = eq->brightness;
- if(eq->cap & VEQ_CAP_CONTRAST) equal.contrast = eq->contrast;
- equal.flags = eq->flags;
-
- //Enable contrast and brightness control
- writel(readl(mga_mmio_base + BESGLOBCTL) & ~((1<<5) + (1<<7)),mga_mmio_base + BESGLOBCTL);
- brightness = (equal.brightness * 128) / 1000;
- if(brightness < -128) brightness = -128;
- if(brightness > 127) brightness = 127;
- contrast = ((equal.contrast + 1000) * 128) / 1000;
- if(contrast < 0) contrast = 0;
- if(contrast > 255) contrast = 255;
- beslumactl = ((brightness & 0xff) << 16) | (contrast & 0xff);
-
- writel(beslumactl,mga_mmio_base + BESLUMACTL);
- return 0;
+ writel(regs.beslumactl,mga_mmio_base + BESLUMACTL);
+ return(0);
}
-int vixPlaybackGetEq( vidix_video_eq_t * eq)
+int vixPlaybackGetEq( vidix_video_eq_t * eq)
{
- memcpy(eq,&equal,sizeof(vidix_video_eq_t));
- return 0;
+ uint32_t luma;
+ float factor = 2000.0 / 256;
+
+ /* contrast and brightness control isn't supported on G200 - alex */
+ if (!is_g400)
+ {
+ if (mga_verbose) printf("[mga] equalizer isn't supported with G200\n");
+ return(ENOTSUP);
+ }
+
+ regs.beslumactl = readl(mga_mmio_base + BESLUMACTL);
+ luma = regs.beslumactl-0x80;
+
+ eq->brightness = (luma >> 16) * factor;
+ eq->contrast = (luma & 0xFFFF) * factor;
+ eq->cap = VEQ_CAP_BRIGHTNESS | VEQ_CAP_CONTRAST;
+
+ return(0);
}
-#endif
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