diff options
Diffstat (limited to 'drivers/media')
| -rw-r--r-- | drivers/media/video/ivtv/ivtv-yuv.c | 635 |
1 files changed, 320 insertions, 315 deletions
diff --git a/drivers/media/video/ivtv/ivtv-yuv.c b/drivers/media/video/ivtv/ivtv-yuv.c index 711ce5b5a20..85183480a22 100644 --- a/drivers/media/video/ivtv/ivtv-yuv.c +++ b/drivers/media/video/ivtv/ivtv-yuv.c @@ -35,7 +35,7 @@ const u32 yuv_offset[IVTV_YUV_BUFFERS] = { }; static int ivtv_yuv_prep_user_dma(struct ivtv *itv, struct ivtv_user_dma *dma, - struct ivtv_dma_frame *args) + struct ivtv_dma_frame *args) { struct ivtv_dma_page_info y_dma; struct ivtv_dma_page_info uv_dma; @@ -50,7 +50,7 @@ static int ivtv_yuv_prep_user_dma(struct ivtv *itv, struct ivtv_user_dma *dma, y_buffer_offset = IVTV_DECODER_OFFSET + yuv_offset[frame]; uv_buffer_offset = y_buffer_offset + IVTV_YUV_BUFFER_UV_OFFSET; - y_decode_height = uv_decode_height = f->src_h + f->src_x; + y_decode_height = uv_decode_height = f->src_h + f->src_y; if (f->offset_y) y_buffer_offset += 720 * 16; @@ -65,8 +65,9 @@ static int ivtv_yuv_prep_user_dma(struct ivtv *itv, struct ivtv_user_dma *dma, /* Still in USE */ if (dma->SG_length || dma->page_count) { - IVTV_DEBUG_WARN("prep_user_dma: SG_length %d page_count %d still full?\n", - dma->SG_length, dma->page_count); + IVTV_DEBUG_WARN + ("prep_user_dma: SG_length %d page_count %d still full?\n", + dma->SG_length, dma->page_count); return -EBUSY; } @@ -82,8 +83,9 @@ static int ivtv_yuv_prep_user_dma(struct ivtv *itv, struct ivtv_user_dma *dma, dma->page_count = y_dma.page_count + uv_dma.page_count; if (y_pages + uv_pages != dma->page_count) { - IVTV_DEBUG_WARN("failed to map user pages, returned %d instead of %d\n", - y_pages + uv_pages, dma->page_count); + IVTV_DEBUG_WARN + ("failed to map user pages, returned %d instead of %d\n", + y_pages + uv_pages, dma->page_count); for (i = 0; i < dma->page_count; i++) { put_page(dma->map[i]); @@ -104,12 +106,12 @@ static int ivtv_yuv_prep_user_dma(struct ivtv *itv, struct ivtv_user_dma *dma, dma->SG_length = pci_map_sg(itv->dev, dma->SGlist, dma->page_count, PCI_DMA_TODEVICE); /* Fill SG Array with new values */ - ivtv_udma_fill_sg_array (dma, y_buffer_offset, uv_buffer_offset, y_size); + ivtv_udma_fill_sg_array(dma, y_buffer_offset, uv_buffer_offset, y_size); /* If we've offset the y plane, ensure top area is blanked */ - if (f->offset_y && itv->yuv_info.blanking_dmaptr) { + if (f->offset_y && yi->blanking_dmaptr) { dma->SGarray[dma->SG_length].size = cpu_to_le32(720*16); - dma->SGarray[dma->SG_length].src = cpu_to_le32(itv->yuv_info.blanking_dmaptr); + dma->SGarray[dma->SG_length].src = cpu_to_le32(yi->blanking_dmaptr); dma->SGarray[dma->SG_length].dst = cpu_to_le32(IVTV_DECODER_OFFSET + yuv_offset[frame]); dma->SG_length++; } @@ -124,11 +126,11 @@ static int ivtv_yuv_prep_user_dma(struct ivtv *itv, struct ivtv_user_dma *dma, /* We rely on a table held in the firmware - Quick check. */ int ivtv_yuv_filter_check(struct ivtv *itv) { - int i, offset_y, offset_uv; + int i, y, uv; - for (i=0, offset_y = 16, offset_uv = 4; i<16; i++, offset_y += 24, offset_uv += 12) { - if ((read_dec(IVTV_YUV_HORIZONTAL_FILTER_OFFSET + offset_y) != i << 16) || - (read_dec(IVTV_YUV_VERTICAL_FILTER_OFFSET + offset_uv) != i << 16)) { + for (i = 0, y = 16, uv = 4; i < 16; i++, y += 24, uv += 12) { + if ((read_dec(IVTV_YUV_HORIZONTAL_FILTER_OFFSET + y) != i << 16) || + (read_dec(IVTV_YUV_VERTICAL_FILTER_OFFSET + uv) != i << 16)) { IVTV_WARN ("YUV filter table not found in firmware.\n"); return -1; } @@ -138,69 +140,67 @@ int ivtv_yuv_filter_check(struct ivtv *itv) static void ivtv_yuv_filter(struct ivtv *itv, int h_filter, int v_filter_1, int v_filter_2) { - int filter_index, filter_line; + u32 i, line; /* If any filter is -1, then don't update it */ if (h_filter > -1) { - if (h_filter > 4) h_filter = 4; - filter_index = h_filter * 384; - filter_line = 0; - while (filter_line < 16) { - write_reg(read_dec(IVTV_YUV_HORIZONTAL_FILTER_OFFSET + filter_index), 0x02804); - write_reg(read_dec(IVTV_YUV_HORIZONTAL_FILTER_OFFSET + filter_index), 0x0281c); - filter_index += 4; - write_reg(read_dec(IVTV_YUV_HORIZONTAL_FILTER_OFFSET + filter_index), 0x02808); - write_reg(read_dec(IVTV_YUV_HORIZONTAL_FILTER_OFFSET + filter_index), 0x02820); - filter_index += 4; - write_reg(read_dec(IVTV_YUV_HORIZONTAL_FILTER_OFFSET + filter_index), 0x0280c); - write_reg(read_dec(IVTV_YUV_HORIZONTAL_FILTER_OFFSET + filter_index), 0x02824); - filter_index += 4; - write_reg(read_dec(IVTV_YUV_HORIZONTAL_FILTER_OFFSET + filter_index), 0x02810); - write_reg(read_dec(IVTV_YUV_HORIZONTAL_FILTER_OFFSET + filter_index), 0x02828); - filter_index += 4; - write_reg(read_dec(IVTV_YUV_HORIZONTAL_FILTER_OFFSET + filter_index), 0x02814); - write_reg(read_dec(IVTV_YUV_HORIZONTAL_FILTER_OFFSET + filter_index), 0x0282c); - filter_index += 8; + if (h_filter > 4) + h_filter = 4; + i = IVTV_YUV_HORIZONTAL_FILTER_OFFSET + (h_filter * 384); + for (line = 0; line < 16; line++) { + write_reg(read_dec(i), 0x02804); + write_reg(read_dec(i), 0x0281c); + i += 4; + write_reg(read_dec(i), 0x02808); + write_reg(read_dec(i), 0x02820); + i += 4; + write_reg(read_dec(i), 0x0280c); + write_reg(read_dec(i), 0x02824); + i += 4; + write_reg(read_dec(i), 0x02810); + write_reg(read_dec(i), 0x02828); + i += 4; + write_reg(read_dec(i), 0x02814); + write_reg(read_dec(i), 0x0282c); + i += 8; write_reg(0, 0x02818); write_reg(0, 0x02830); - filter_line ++; } - IVTV_DEBUG_YUV("h_filter -> %d\n",h_filter); + IVTV_DEBUG_YUV("h_filter -> %d\n", h_filter); } if (v_filter_1 > -1) { - if (v_filter_1 > 4) v_filter_1 = 4; - filter_index = v_filter_1 * 192; - filter_line = 0; - while (filter_line < 16) { - write_reg(read_dec(IVTV_YUV_VERTICAL_FILTER_OFFSET + filter_index), 0x02900); - filter_index += 4; - write_reg(read_dec(IVTV_YUV_VERTICAL_FILTER_OFFSET + filter_index), 0x02904); - filter_index += 8; + if (v_filter_1 > 4) + v_filter_1 = 4; + i = IVTV_YUV_VERTICAL_FILTER_OFFSET + (v_filter_1 * 192); + for (line = 0; line < 16; line++) { + write_reg(read_dec(i), 0x02900); + i += 4; + write_reg(read_dec(i), 0x02904); + i += 8; write_reg(0, 0x02908); - filter_line ++; } - IVTV_DEBUG_YUV("v_filter_1 -> %d\n",v_filter_1); + IVTV_DEBUG_YUV("v_filter_1 -> %d\n", v_filter_1); } if (v_filter_2 > -1) { - if (v_filter_2 > 4) v_filter_2 = 4; - filter_index = v_filter_2 * 192; - filter_line = 0; - while (filter_line < 16) { - write_reg(read_dec(IVTV_YUV_VERTICAL_FILTER_OFFSET + filter_index), 0x0290c); - filter_index += 4; - write_reg(read_dec(IVTV_YUV_VERTICAL_FILTER_OFFSET + filter_index), 0x02910); - filter_index += 8; + if (v_filter_2 > 4) + v_filter_2 = 4; + i = IVTV_YUV_VERTICAL_FILTER_OFFSET + (v_filter_2 * 192); + for (line = 0; line < 16; line++) { + write_reg(read_dec(i), 0x0290c); + i += 4; + write_reg(read_dec(i), 0x02910); + i += 8; write_reg(0, 0x02914); - filter_line ++; } - IVTV_DEBUG_YUV("v_filter_2 -> %d\n",v_filter_2); + IVTV_DEBUG_YUV("v_filter_2 -> %d\n", v_filter_2); } } -static void ivtv_yuv_handle_horizontal(struct ivtv *itv, struct yuv_frame_info *window) +static void ivtv_yuv_handle_horizontal(struct ivtv *itv, struct yuv_frame_info *f) { + struct yuv_playback_info *yi = &itv->yuv_info; u32 reg_2834, reg_2838, reg_283c; u32 reg_2844, reg_2854, reg_285c; u32 reg_2864, reg_2874, reg_2890; @@ -209,18 +209,19 @@ static void ivtv_yuv_handle_horizontal(struct ivtv *itv, struct yuv_frame_info * int h_filter; u32 master_width; - IVTV_DEBUG_WARN( "Need to adjust to width %d src_w %d dst_w %d src_x %d dst_x %d\n", - window->tru_w, window->src_w, window->dst_w,window->src_x, window->dst_x); + IVTV_DEBUG_WARN + ("Adjust to width %d src_w %d dst_w %d src_x %d dst_x %d\n", + f->tru_w, f->src_w, f->dst_w, f->src_x, f->dst_x); /* How wide is the src image */ - x_cutoff = window->src_w + window->src_x; + x_cutoff = f->src_w + f->src_x; /* Set the display width */ - reg_2834 = window->dst_w; + reg_2834 = f->dst_w; reg_2838 = reg_2834; /* Set the display position */ - reg_2890 = window->dst_x; + reg_2890 = f->dst_x; /* Index into the image horizontally */ reg_2870 = 0; @@ -231,32 +232,31 @@ static void ivtv_yuv_handle_horizontal(struct ivtv *itv, struct yuv_frame_info * Gradually adjust the offset to avoid the video 'snapping' left/right if it gets dragged through this region. Only do this if osd is full width. */ - if (window->vis_w == 720) { - if ((window->tru_x - window->pan_x > -1) && (window->tru_x - window->pan_x <= 40) && (window->dst_w >= 680)){ - reg_2870 = 10 - (window->tru_x - window->pan_x) / 4; - } - else if ((window->tru_x - window->pan_x < 0) && (window->tru_x - window->pan_x >= -20) && (window->dst_w >= 660)) { - reg_2870 = (10 + (window->tru_x - window->pan_x) / 2); - } + if (f->vis_w == 720) { + if ((f->tru_x - f->pan_x > -1) && (f->tru_x - f->pan_x <= 40) && (f->dst_w >= 680)) + reg_2870 = 10 - (f->tru_x - f->pan_x) / 4; + else if ((f->tru_x - f->pan_x < 0) && (f->tru_x - f->pan_x >= -20) && (f->dst_w >= 660)) + reg_2870 = (10 + (f->tru_x - f->pan_x) / 2); - if (window->dst_w >= window->src_w) + if (f->dst_w >= f->src_w) reg_2870 = reg_2870 << 16 | reg_2870; else reg_2870 = ((reg_2870 & ~1) << 15) | (reg_2870 & ~1); } - if (window->dst_w < window->src_w) + if (f->dst_w < f->src_w) reg_2870 = 0x000d000e - reg_2870; else reg_2870 = 0x0012000e - reg_2870; /* We're also using 2870 to shift the image left (src_x & negative dst_x) */ - reg_2870_offset = (window->src_x*((window->dst_w << 21)/window->src_w))>>19; + reg_2870_offset = (f->src_x * ((f->dst_w << 21) / f->src_w)) >> 19; - if (window->dst_w >= window->src_w) { + if (f->dst_w >= f->src_w) { x_cutoff &= ~1; - master_width = (window->src_w * 0x00200000) / (window->dst_w); - if (master_width * window->dst_w != window->src_w * 0x00200000) master_width ++; + master_width = (f->src_w * 0x00200000) / (f->dst_w); + if (master_width * f->dst_w != f->src_w * 0x00200000) + master_width++; reg_2834 = (reg_2834 << 16) | x_cutoff; reg_2838 = (reg_2838 << 16) | x_cutoff; reg_283c = master_width >> 2; @@ -267,17 +267,17 @@ static void ivtv_yuv_handle_horizontal(struct ivtv *itv, struct yuv_frame_info * /* We also need to factor in the scaling (src_w - dst_w) / (src_w / 4) */ - if (window->dst_w > window->src_w) - reg_2870_base = ((window->dst_w - window->src_w)<<16) / (window->src_w <<14); + if (f->dst_w > f->src_w) + reg_2870_base = ((f->dst_w - f->src_w)<<16) / (f->src_w <<14); else reg_2870_base = 0; reg_2870 += (((reg_2870_offset << 14) & 0xFFFF0000) | reg_2870_offset >> 2) + (reg_2870_base << 17 | reg_2870_base); reg_2874 = 0; - } - else if (window->dst_w < window->src_w / 2) { - master_width = (window->src_w * 0x00080000) / window->dst_w; - if (master_width * window->dst_w != window->src_w * 0x00080000) master_width ++; + } else if (f->dst_w < f->src_w / 2) { + master_width = (f->src_w * 0x00080000) / f->dst_w; + if (master_width * f->dst_w != f->src_w * 0x00080000) + master_width++; reg_2834 = (reg_2834 << 16) | x_cutoff; reg_2838 = (reg_2838 << 16) | x_cutoff; reg_283c = master_width >> 2; @@ -285,13 +285,13 @@ static void ivtv_yuv_handle_horizontal(struct ivtv *itv, struct yuv_frame_info * reg_2854 = master_width; reg_285c = master_width >> 1; reg_2864 = master_width >> 1; - reg_2870 += (((reg_2870_offset << 15) & 0xFFFF0000) | reg_2870_offset); - reg_2870 += (5 - (((window->src_w + window->src_w / 2) - 1) / window->dst_w)) << 16; + reg_2870 += ((reg_2870_offset << 15) & 0xFFFF0000) | reg_2870_offset; + reg_2870 += (5 - (((f->src_w + f->src_w / 2) - 1) / f->dst_w)) << 16; reg_2874 = 0x00000012; - } - else { - master_width = (window->src_w * 0x00100000) / window->dst_w; - if (master_width * window->dst_w != window->src_w * 0x00100000) master_width ++; + } else { + master_width = (f->src_w * 0x00100000) / f->dst_w; + if (master_width * f->dst_w != f->src_w * 0x00100000) + master_width++; reg_2834 = (reg_2834 << 16) | x_cutoff; reg_2838 = (reg_2838 << 16) | x_cutoff; reg_283c = master_width >> 2; @@ -299,62 +299,70 @@ static void ivtv_yuv_handle_horizontal(struct ivtv *itv, struct yuv_frame_info * reg_2854 = master_width; reg_285c = master_width >> 1; reg_2864 = master_width >> 1; - reg_2870 += (((reg_2870_offset << 14) & 0xFFFF0000) | reg_2870_offset >> 1); - reg_2870 += (5 - (((window->src_w * 3) - 1) / window->dst_w)) << 16; + reg_2870 += ((reg_2870_offset << 14) & 0xFFFF0000) | reg_2870_offset >> 1; + reg_2870 += (5 - (((f->src_w * 3) - 1) / f->dst_w)) << 16; reg_2874 = 0x00000001; } /* Select the horizontal filter */ - if (window->src_w == window->dst_w) { + if (f->src_w == f->dst_w) { /* An exact size match uses filter 0 */ h_filter = 0; - } - else { + } else { /* Figure out which filter to use */ - h_filter = ((window->src_w << 16) / window->dst_w) >> 15; + h_filter = ((f->src_w << 16) / f->dst_w) >> 15; h_filter = (h_filter >> 1) + (h_filter & 1); /* Only an exact size match can use filter 0 */ - if (h_filter == 0) h_filter = 1; + h_filter += !h_filter; } write_reg(reg_2834, 0x02834); write_reg(reg_2838, 0x02838); - IVTV_DEBUG_YUV("Update reg 0x2834 %08x->%08x 0x2838 %08x->%08x\n",itv->yuv_info.reg_2834, reg_2834, itv->yuv_info.reg_2838, reg_2838); + IVTV_DEBUG_YUV("Update reg 0x2834 %08x->%08x 0x2838 %08x->%08x\n", + yi->reg_2834, reg_2834, yi->reg_2838, reg_2838); write_reg(reg_283c, 0x0283c); write_reg(reg_2844, 0x02844); - IVTV_DEBUG_YUV("Update reg 0x283c %08x->%08x 0x2844 %08x->%08x\n",itv->yuv_info.reg_283c, reg_283c, itv->yuv_info.reg_2844, reg_2844); + IVTV_DEBUG_YUV("Update reg 0x283c %08x->%08x 0x2844 %08x->%08x\n", + yi->reg_283c, reg_283c, yi->reg_2844, reg_2844); write_reg(0x00080514, 0x02840); write_reg(0x00100514, 0x02848); - IVTV_DEBUG_YUV("Update reg 0x2840 %08x->%08x 0x2848 %08x->%08x\n",itv->yuv_info.reg_2840, 0x00080514, itv->yuv_info.reg_2848, 0x00100514); + IVTV_DEBUG_YUV("Update reg 0x2840 %08x->%08x 0x2848 %08x->%08x\n", + yi->reg_2840, 0x00080514, yi->reg_2848, 0x00100514); write_reg(reg_2854, 0x02854); - IVTV_DEBUG_YUV("Update reg 0x2854 %08x->%08x \n",itv->yuv_info.reg_2854, reg_2854); + IVTV_DEBUG_YUV("Update reg 0x2854 %08x->%08x \n", + yi->reg_2854, reg_2854); write_reg(reg_285c, 0x0285c); write_reg(reg_2864, 0x02864); - IVTV_DEBUG_YUV("Update reg 0x285c %08x->%08x 0x2864 %08x->%08x\n",itv->yuv_info.reg_285c, reg_285c, itv->yuv_info.reg_2864, reg_2864); + IVTV_DEBUG_YUV("Update reg 0x285c %08x->%08x 0x2864 %08x->%08x\n", + yi->reg_285c, reg_285c, yi->reg_2864, reg_2864); write_reg(reg_2874, 0x02874); - IVTV_DEBUG_YUV("Update reg 0x2874 %08x->%08x\n",itv->yuv_info.reg_2874, reg_2874); + IVTV_DEBUG_YUV("Update reg 0x2874 %08x->%08x\n", + yi->reg_2874, reg_2874); write_reg(reg_2870, 0x02870); - IVTV_DEBUG_YUV("Update reg 0x2870 %08x->%08x\n",itv->yuv_info.reg_2870, reg_2870); + IVTV_DEBUG_YUV("Update reg 0x2870 %08x->%08x\n", + yi->reg_2870, reg_2870); - write_reg( reg_2890,0x02890); - IVTV_DEBUG_YUV("Update reg 0x2890 %08x->%08x\n",itv->yuv_info.reg_2890, reg_2890); + write_reg(reg_2890, 0x02890); + IVTV_DEBUG_YUV("Update reg 0x2890 %08x->%08x\n", + yi->reg_2890, reg_2890); /* Only update the filter if we really need to */ - if (h_filter != itv->yuv_info.h_filter) { - ivtv_yuv_filter (itv,h_filter,-1,-1); - itv->yuv_info.h_filter = h_filter; + if (h_filter != yi->h_filter) { + ivtv_yuv_filter(itv, h_filter, -1, -1); + yi->h_filter = h_filter; } } -static void ivtv_yuv_handle_vertical(struct ivtv *itv, struct yuv_frame_info *window) +static void ivtv_yuv_handle_vertical(struct ivtv *itv, struct yuv_frame_info *f) { + struct yuv_playback_info *yi = &itv->yuv_info; u32 master_height; u32 reg_2918, reg_291c, reg_2920, reg_2928; u32 reg_2930, reg_2934, reg_293c; @@ -362,69 +370,59 @@ static void ivtv_yuv_handle_vertical(struct ivtv *itv, struct yuv_frame_info *wi u32 reg_2950, reg_2954, reg_2958, reg_295c; u32 reg_2960, reg_2964, reg_2968, reg_296c; u32 reg_289c; - u32 src_y_major_y, src_y_minor_y; - u32 src_y_major_uv, src_y_minor_uv; + u32 src_major_y, src_minor_y; + u32 src_major_uv, src_minor_uv; u32 reg_2964_base, reg_2968_base; int v_filter_1, v_filter_2; - IVTV_DEBUG_WARN("Need to adjust to height %d src_h %d dst_h %d src_y %d dst_y %d\n", - window->tru_h, window->src_h, window->dst_h,window->src_y, window->dst_y); + IVTV_DEBUG_WARN + ("Adjust to height %d src_h %d dst_h %d src_y %d dst_y %d\n", + f->tru_h, f->src_h, f->dst_h, f->src_y, f->dst_y); /* What scaling mode is being used... */ - if (window->interlaced_y) { - IVTV_DEBUG_YUV("Scaling mode Y: Interlaced\n"); - } - else { - IVTV_DEBUG_YUV("Scaling mode Y: Progressive\n"); - } + IVTV_DEBUG_YUV("Scaling mode Y: %s\n", + f->interlaced_y ? "Interlaced" : "Progressive"); - if (window->interlaced_uv) { - IVTV_DEBUG_YUV("Scaling mode UV: Interlaced\n"); - } - else { - IVTV_DEBUG_YUV("Scaling mode UV: Progressive\n"); - } + IVTV_DEBUG_YUV("Scaling mode UV: %s\n", + f->interlaced_uv ? "Interlaced" : "Progressive"); /* What is the source video being treated as... */ - if (window->interlaced) { - IVTV_DEBUG_WARN("Source video: Interlaced\n"); - } - else { - IVTV_DEBUG_WARN("Source video: Non-interlaced\n"); - } + IVTV_DEBUG_WARN("Source video: %s\n", + f->interlaced ? "Interlaced" : "Progressive"); /* We offset into the image using two different index methods, so split the y source coord into two parts. */ - if (window->src_y < 8) { - src_y_minor_uv = window->src_y; - src_y_major_uv = 0; - } - else { - src_y_minor_uv = 8; - src_y_major_uv = window->src_y - 8; + if (f->src_y < 8) { + src_minor_uv = f->src_y; + src_major_uv = 0; + } else { + src_minor_uv = 8; + src_major_uv = f->src_y - 8; } - src_y_minor_y = src_y_minor_uv; - src_y_major_y = src_y_major_uv; + src_minor_y = src_minor_uv; + src_major_y = src_major_uv; - if (window->offset_y) src_y_minor_y += 16; + if (f->offset_y) + src_minor_y += 16; - if (window->interlaced_y) - reg_2918 = (window->dst_h << 16) | (window->src_h + src_y_minor_y); + if (f->interlaced_y) + reg_2918 = (f->dst_h << 16) | (f->src_h + src_minor_y); else - reg_2918 = (window->dst_h << 16) | ((window->src_h + src_y_minor_y) << 1); + reg_2918 = (f->dst_h << 16) | ((f->src_h + src_minor_y) << 1); - if (window->interlaced_uv) - reg_291c = (window->dst_h << 16) | ((window->src_h + src_y_minor_uv) >> 1); + if (f->interlaced_uv) + reg_291c = (f->dst_h << 16) | ((f->src_h + src_minor_uv) >> 1); else - reg_291c = (window->dst_h << 16) | (window->src_h + src_y_minor_uv); + reg_291c = (f->dst_h << 16) | (f->src_h + src_minor_uv); - reg_2964_base = (src_y_minor_y * ((window->dst_h << 16)/window->src_h)) >> 14; - reg_2968_base = (src_y_minor_uv * ((window->dst_h << 16)/window->src_h)) >> 14; + reg_2964_base = (src_minor_y * ((f->dst_h << 16) / f->src_h)) >> 14; + reg_2968_base = (src_minor_uv * ((f->dst_h << 16) / f->src_h)) >> 14; - if (window->dst_h / 2 >= window->src_h && !window->interlaced_y) { - master_height = (window->src_h * 0x00400000) / window->dst_h; - if ((window->src_h * 0x00400000) - (master_height * window->dst_h) >= window->dst_h / 2) master_height ++; + if (f->dst_h / 2 >= f->src_h && !f->interlaced_y) { + master_height = (f->src_h * 0x00400000) / f->dst_h; + if ((f->src_h * 0x00400000) - (master_height * f->dst_h) >= f->dst_h / 2) + master_height++; reg_2920 = master_height >> 2; reg_2928 = master_height >> 3; reg_2930 = master_height; @@ -432,45 +430,42 @@ static void ivtv_yuv_handle_vertical(struct ivtv *itv, struct yuv_frame_info *wi reg_2964_base >>= 3; reg_2968_base >>= 3; reg_296c = 0x00000000; - } - else if (window->dst_h >= window->src_h) { - master_height = (window->src_h * 0x00400000) / window->dst_h; + } else if (f->dst_h >= f->src_h) { + master_height = (f->src_h * 0x00400000) / f->dst_h; master_height = (master_height >> 1) + (master_height & 1); reg_2920 = master_height >> 2; reg_2928 = master_height >> 2; reg_2930 = master_height; reg_2940 = master_height >> 1; reg_296c = 0x00000000; - if (window->interlaced_y) { + if (f->interlaced_y) { reg_2964_base >>= 3; - } - else { - reg_296c ++; + } else { + reg_296c++; reg_2964_base >>= 2; } - if (window->interlaced_uv) reg_2928 >>= 1; + if (f->interlaced_uv) + reg_2928 >>= 1; reg_2968_base >>= 3; - } - else if (window->dst_h >= window->src_h / 2) { - master_height = (window->src_h * 0x00200000) / window->dst_h; + } else if (f->dst_h >= f->src_h / 2) { + master_height = (f->src_h * 0x00200000) / f->dst_h; master_height = (master_height >> 1) + (master_height & 1); reg_2920 = master_height >> 2; reg_2928 = master_height >> 2; reg_2930 = master_height; reg_2940 = master_height; reg_296c = 0x00000101; - if (window->interlaced_y) { + if (f->interlaced_y) { reg_2964_base >>= 2; - } - else { - reg_296c ++; + } else { + reg_296c++; reg_2964_base >>= 1; } - if (window->interlaced_uv) reg_2928 >>= 1; + if (f->interlaced_uv) + reg_2928 >>= 1; reg_2968_base >>= 2; - } - else { - master_height = (window->src_h * 0x00100000) / window->dst_h; + } else { + master_height = (f->src_h * 0x00100000) / f->dst_h; master_height = (master_height >> 1) + (master_height & 1); reg_2920 = master_height >> 2; reg_2928 = master_height >> 2; @@ -483,13 +478,12 @@ static void ivtv_yuv_handle_vertical(struct ivtv *itv, struct yuv_frame_info *wi /* FIXME These registers change depending on scaled / unscaled output We really need to work out what they should be */ - if (window->src_h == window->dst_h){ + if (f->src_h == f->dst_h) { reg_2934 = 0x00020000; reg_293c = 0x00100000; reg_2944 = 0x00040000; reg_294c = 0x000b0000; - } - else { + } else { reg_2934 = 0x00000FF0; reg_293c = 0x00000FF0; reg_2944 = 0x00000FF0; @@ -497,34 +491,36 @@ static void ivtv_yuv_handle_vertical(struct ivtv *itv, struct yuv_frame_info *wi } /* The first line to be displayed */ - reg_2950 = 0x00010000 + src_y_major_y; - if (window->interlaced_y) reg_2950 += 0x00010000; + reg_2950 = 0x00010000 + src_major_y; + if (f->interlaced_y) + reg_2950 += 0x00010000; reg_2954 = reg_2950 + 1; - reg_2958 = 0x00010000 + (src_y_major_y >> 1); - if (window->interlaced_uv) reg_2958 += 0x00010000; + reg_2958 = 0x00010000 + (src_major_y >> 1); + if (f->interlaced_uv) + reg_2958 += 0x00010000; reg_295c = reg_2958 + 1; - if (itv->yuv_info.decode_height == 480) + if (yi->decode_height == 480) reg_289c = 0x011e0017; else reg_289c = 0x01500017; - if (window->dst_y < 0) - reg_289c = (reg_289c - ((window->dst_y & ~1)<<15))-(window->dst_y >>1); + if (f->dst_y < 0) + reg_289c = (reg_289c - ((f->dst_y & ~1)<<15))-(f->dst_y >>1); else - reg_289c = (reg_289c + ((window->dst_y & ~1)<<15))+(window->dst_y >>1); + reg_289c = (reg_289c + ((f->dst_y & ~1)<<15))+(f->dst_y >>1); /* How much of the source to decode. Take into account the source offset */ - reg_2960 = ((src_y_minor_y + window->src_h + src_y_major_y) - 1 ) | - ((((src_y_minor_uv + window->src_h + src_y_major_uv) - 1) & ~1) << 15); + reg_2960 = ((src_minor_y + f->src_h + src_major_y) - 1) | + (((src_minor_uv + f->src_h + src_major_uv - 1) & ~1) << 15); /* Calculate correct value for register 2964 */ - if (window->src_h == window->dst_h) + if (f->src_h == f->dst_h) { reg_2964 = 1; - else { - reg_2964 = 2 + ((window->dst_h << 1) / window->src_h); + } else { + reg_2964 = 2 + ((f->dst_h << 1) / f->src_h); reg_2964 = (reg_2964 >> 1) + (reg_2964 & 1); } reg_2968 = (reg_2964 << 16) + reg_2964 + (reg_2964 >> 1); @@ -539,94 +535,107 @@ static void ivtv_yuv_handle_vertical(struct ivtv *itv, struct yuv_frame_info *wi /* Deviate further from what it should be. I find the flicker headache inducing so try to reduce it slightly. Leave 2968 as-is otherwise colours foul. */ - if ((reg_2964 != 0x00010001) && (window->dst_h / 2 <= window->src_h)) - reg_2964 = (reg_2964 & 0xFFFF0000) + ((reg_2964 & 0x0000FFFF)/2); + if ((reg_2964 != 0x00010001) && (f->dst_h / 2 <= f->src_h)) + reg_2964 = (reg_2964 & 0xFFFF0000) + ((reg_2964 & 0x0000FFFF) / 2); - if (!window->interlaced_y) reg_2964 -= 0x00010001; - if (!window->interlaced_uv) reg_2968 -= 0x00010001; + if (!f->interlaced_y) + reg_2964 -= 0x00010001; + if (!f->interlaced_uv) + reg_2968 -= 0x00010001; reg_2964 += ((reg_2964_base << 16) | reg_2964_base); reg_2968 += ((reg_2968_base << 16) | reg_2968_base); /* Select the vertical filter */ - if (window->src_h == window->dst_h) { + if (f->src_h == f->dst_h) { /* An exact size match uses filter 0/1 */ v_filter_1 = 0; v_filter_2 = 1; - } - else { + } else { /* Figure out which filter to use */ - v_filter_1 = ((window->src_h << 16) / window->dst_h) >> 15; + v_filter_1 = ((f->src_h << 16) / f->dst_h) >> 15; v_filter_1 = (v_filter_1 >> 1) + (v_filter_1 & 1); /* Only an exact size match can use filter 0 */ - if (v_filter_1 == 0) v_filter_1 = 1; + v_filter_1 += !v_filter_1; v_filter_2 = v_filter_1; } write_reg(reg_2934, 0x02934); write_reg(reg_293c, 0x0293c); - IVTV_DEBUG_YUV("Update reg 0x2934 %08x->%08x 0x293c %08x->%08x\n",itv->yuv_info.reg_2934, reg_2934, itv->yuv_info.reg_293c, reg_293c); + IVTV_DEBUG_YUV("Update reg 0x2934 %08x->%08x 0x293c %08x->%08x\n", + yi->reg_2934, reg_2934, yi->reg_293c, reg_293c); write_reg(reg_2944, 0x02944); write_reg(reg_294c, 0x0294c); - IVTV_DEBUG_YUV("Update reg 0x2944 %08x->%08x 0x294c %08x->%08x\n",itv->yuv_info.reg_2944, reg_2944, itv->yuv_info.reg_294c, reg_294c); + IVTV_DEBUG_YUV("Update reg 0x2944 %08x->%08x 0x294c %08x->%08x\n", + yi->reg_2944, reg_2944, yi->reg_294c, reg_294c); /* Ensure 2970 is 0 (does it ever change ?) */ /* write_reg(0,0x02970); */ -/* IVTV_DEBUG_YUV("Update reg 0x2970 %08x->%08x\n",itv->yuv_info.reg_2970, 0); */ +/* IVTV_DEBUG_YUV("Update reg 0x2970 %08x->%08x\n", yi->reg_2970, 0); */ write_reg(reg_2930, 0x02938); write_reg(reg_2930, 0x02930); - IVTV_DEBUG_YUV("Update reg 0x2930 %08x->%08x 0x2938 %08x->%08x\n",itv->yuv_info.reg_2930, reg_2930, itv->yuv_info.reg_2938, reg_2930); + IVTV_DEBUG_YUV("Update reg 0x2930 %08x->%08x 0x2938 %08x->%08x\n", + yi->reg_2930, reg_2930, yi->reg_2938, reg_2930); write_reg(reg_2928, 0x02928); - write_reg(reg_2928+0x514, 0x0292C); - IVTV_DEBUG_YUV("Update reg 0x2928 %08x->%08x 0x292c %08x->%08x\n",itv->yuv_info.reg_2928, reg_2928, itv->yuv_info.reg_292c, reg_2928+0x514); + write_reg(reg_2928 + 0x514, 0x0292C); + IVTV_DEBUG_YUV("Update reg 0x2928 %08x->%08x 0x292c %08x->%08x\n", + yi->reg_2928, reg_2928, yi->reg_292c, reg_2928 + 0x514); write_reg(reg_2920, 0x02920); - write_reg(reg_2920+0x514, 0x02924); - IVTV_DEBUG_YUV("Update reg 0x2920 %08x->%08x 0x2924 %08x->%08x\n",itv->yuv_info.reg_2920, reg_2920, itv->yuv_info.reg_2924, 0x514+reg_2920); + write_reg(reg_2920 + 0x514, 0x02924); + IVTV_DEBUG_YUV("Update reg 0x2920 %08x->%08x 0x2924 %08x->%08x\n", + yi->reg_2920, reg_2920, yi->reg_2924, reg_2920 + 0x514); - write_reg (reg_2918,0x02918); - write_reg (reg_291c,0x0291C); - IVTV_DEBUG_YUV("Update reg 0x2918 %08x->%08x 0x291C %08x->%08x\n",itv->yuv_info.reg_2918,reg_2918,itv->yuv_info.reg_291c,reg_291c); + write_reg(reg_2918, 0x02918); + write_reg(reg_291c, 0x0291C); + IVTV_DEBUG_YUV("Update reg 0x2918 %08x->%08x 0x291C %08x->%08x\n", + yi->reg_2918, reg_2918, yi->reg_291c, reg_291c); write_reg(reg_296c, 0x0296c); - IVTV_DEBUG_YUV("Update reg 0x296c %08x->%08x\n",itv->yuv_info.reg_296c, reg_296c); + IVTV_DEBUG_YUV("Update reg 0x296c %08x->%08x\n", + yi->reg_296c, reg_296c); write_reg(reg_2940, 0x02948); write_reg(reg_2940, 0x02940); - IVTV_DEBUG_YUV("Update reg 0x2940 %08x->%08x 0x2948 %08x->%08x\n",itv->yuv_info.reg_2940, reg_2940, itv->yuv_info.reg_2948, reg_2940); + IVTV_DEBUG_YUV("Update reg 0x2940 %08x->%08x 0x2948 %08x->%08x\n", + yi->reg_2940, reg_2940, yi->reg_2948, reg_2940); write_reg(reg_2950, 0x02950); write_reg(reg_2954, 0x02954); - IVTV_DEBUG_YUV("Update reg 0x2950 %08x->%08x 0x2954 %08x->%08x\n",itv->yuv_info.reg_2950, reg_2950, itv->yuv_info.reg_2954, reg_2954); + IVTV_DEBUG_YUV("Update reg 0x2950 %08x->%08x 0x2954 %08x->%08x\n", + yi->reg_2950, reg_2950, yi->reg_2954, reg_2954); write_reg(reg_2958, 0x02958); write_reg(reg_295c, 0x0295C); - IVTV_DEBUG_YUV("Update reg 0x2958 %08x->%08x 0x295C %08x->%08x\n",itv->yuv_info.reg_2958, reg_2958, itv->yuv_info.reg_295c, reg_295c); + IVTV_DEBUG_YUV("Update reg 0x2958 %08x->%08x 0x295C %08x->%08x\n", + yi->reg_2958, reg_2958, yi->reg_295c, reg_295c); write_reg(reg_2960, 0x02960); - IVTV_DEBUG_YUV("Update reg 0x2960 %08x->%08x \n",itv->yuv_info.reg_2960, reg_2960); + IVTV_DEBUG_YUV("Update reg 0x2960 %08x->%08x \n", + yi->reg_2960, reg_2960); write_reg(reg_2964, 0x02964); write_reg(reg_2968, 0x02968); - IVTV_DEBUG_YUV("Update reg 0x2964 %08x->%08x 0x2968 %08x->%08x\n",itv->yuv_info.reg_2964, reg_2964, itv->yuv_info.reg_2968, reg_2968); + IVTV_DEBUG_YUV("Update reg 0x2964 %08x->%08x 0x2968 %08x->%08x\n", + yi->reg_2964, reg_2964, yi->reg_2968, reg_2968); - write_reg( reg_289c,0x0289c); - IVTV_DEBUG_YUV("Update reg 0x289c %08x->%08x\n",itv->yuv_info.reg_289c, reg_289c); + write_reg(reg_289c, 0x0289c); + IVTV_DEBUG_YUV("Update reg 0x289c %08x->%08x\n", + yi->reg_289c, reg_289c); /* Only update filter 1 if we really need to */ - if (v_filter_1 != itv->yuv_info.v_filter_1) { - ivtv_yuv_filter (itv,-1,v_filter_1,-1); - itv->yuv_info.v_filter_1 = v_filter_1; + if (v_filter_1 != yi->v_filter_1) { + ivtv_yuv_filter(itv, -1, v_filter_1, -1); + yi->v_filter_1 = v_filter_1; } /* Only update filter 2 if we really need to */ - if (v_filter_2 != itv->yuv_info.v_filter_2) { - ivtv_yuv_filter (itv,-1,-1,v_filter_2); - itv->yuv_info.v_filter_2 = v_filter_2; + if (v_filter_2 != yi->v_filter_2) { + ivtv_yuv_filter(itv, -1, -1, v_filter_2); + yi->v_filter_2 = v_filter_2; } - } /* Modify the supplied coordinate information to fit the visible osd area */ @@ -668,7 +677,7 @@ static u32 ivtv_yuv_window_setup(struct ivtv *itv, struct yuv_frame_info *f) /* If there's nothing to safe to display, we may as well stop now */ if ((int)f->dst_w <= 2 || (int)f->dst_h <= 2 || - (int)f->src_w <= 2 || (int)f->src_h <= 2) { + (int)f->src_w <= 2 || (int)f->src_h <= 2) { return IVTV_YUV_UPDATE_INVALID; } @@ -749,23 +758,23 @@ static u32 ivtv_yuv_window_setup(struct ivtv *itv, struct yuv_frame_info *f) /* Check again. If there's nothing to safe to display, stop now */ if ((int)f->dst_w <= 2 || (int)f->dst_h <= 2 || - (int)f->src_w <= 2 || (int)f->src_h <= 2) { + (int)f->src_w <= 2 || (int)f->src_h <= 2) { return IVTV_YUV_UPDATE_INVALID; } /* Both x offset & width are linked, so they have to be done together */ if ((of->dst_w != f->dst_w) || (of->src_w != f->src_w) || - (of->dst_x != f->dst_x) || (of->src_x != f->src_x) || - (of->pan_x != f->pan_x) || (of->vis_w != f->vis_w)) { + (of->dst_x != f->dst_x) || (of->src_x != f->src_x) || + (of->pan_x != f->pan_x) || (of->vis_w != f->vis_w)) { yuv_update |= IVTV_YUV_UPDATE_HORIZONTAL; } if ((of->src_h != f->src_h) || (of->dst_h != f->dst_h) || - (of->dst_y != f->dst_y) || (of->src_y != f->src_y) || - (of->pan_y != f->pan_y) || (of->vis_h != f->vis_h) || - (of->lace_mode != f->lace_mode) || - (of->interlaced_y != f->interlaced_y) || - (of->interlaced_uv != f->interlaced_uv)) { + (of->dst_y != f->dst_y) || (of->src_y != f->src_y) || + (of->pan_y != f->pan_y) || (of->vis_h != f->vis_h) || + (of->lace_mode != f->lace_mode) || + (of->interlaced_y != f->interlaced_y) || + (of->interlaced_uv != f->interlaced_uv)) { yuv_update |= IVTV_YUV_UPDATE_VERTICAL; } @@ -773,24 +782,24 @@ static u32 ivtv_yuv_window_setup(struct ivtv *itv, struct yuv_frame_info *f) } /* Update the scaling register to the requested value */ -void ivtv_yuv_work_handler (struct ivtv *itv) +void ivtv_yuv_work_handler(struct ivtv *itv) { struct yuv_playback_info *yi = &itv->yuv_info; struct yuv_frame_info f; int frame = yi->update_frame; u32 yuv_update; -/* IVTV_DEBUG_YUV("Update yuv registers for frame %d\n",frame); */ + IVTV_DEBUG_YUV("Update yuv registers for frame %d\n", frame); f = yi->new_frame_info[frame]; /* Update the osd pan info */ - f.pan_x = itv->yuv_info.osd_x_pan; - f.pan_y = itv->yuv_info.osd_y_pan; - f.vis_w = itv->yuv_info.osd_vis_w; - f.vis_h = itv->yuv_info.osd_vis_h; + f.pan_x = yi->osd_x_pan; + f.pan_y = yi->osd_y_pan; + f.vis_w = yi->osd_vis_w; + f.vis_h = yi->osd_vis_h; /* Calculate the display window coordinates. Exit if nothing left */ - if (!(yuv_update = ivtv_yuv_window_setup (itv, &f))) + if (!(yuv_update = ivtv_yuv_window_setup(itv, &f))) return; if (yuv_update & IVTV_YUV_UPDATE_INVALID) { @@ -807,7 +816,7 @@ void ivtv_yuv_work_handler (struct ivtv *itv) yi->old_frame_info = f; } -static void ivtv_yuv_init (struct ivtv *itv) +static void ivtv_yuv_init(struct ivtv *itv) { struct yuv_playback_info *yi = &itv->yuv_info; @@ -876,25 +885,23 @@ static void ivtv_yuv_init (struct ivtv *itv) if (!yi->osd_vis_w) yi->osd_vis_w = 720 - yi->osd_x_offset; - if (!yi->osd_vis_h) + if (!yi->osd_vis_h) { yi->osd_vis_h = yi->decode_height - yi->osd_y_offset; - else { + } else if (yi->osd_vis_h + yi->osd_y_offset > yi->decode_height) { /* If output video standard has changed, requested height may - not be legal */ - if (yi->osd_vis_h + yi->osd_y_offset > yi->decode_height) { - IVTV_DEBUG_WARN("Clipping yuv output - fb size (%d) exceeds video standard limit (%d)\n", - yi->osd_vis_h + yi->osd_y_offset, - yi->decode_height); - yi->osd_vis_h = yi->decode_height - yi->osd_y_offset; - } + not be legal */ + IVTV_DEBUG_WARN("Clipping yuv output - fb size (%d) exceeds video standard limit (%d)\n", + yi->osd_vis_h + yi->osd_y_offset, + yi->decode_height); + yi->osd_vis_h = yi->decode_height - yi->osd_y_offset; } } /* We need a buffer for blanking when Y plane is offset - non-fatal if we can't get one */ - yi->blanking_ptr = kzalloc(720*16, GFP_KERNEL); - if (yi->blanking_ptr) + yi->blanking_ptr = kzalloc(720 * 16, GFP_KERNEL); + if (yi->blanking_ptr) { yi->blanking_dmaptr = pci_map_single(itv->dev, yi->blanking_ptr, 720*16, PCI_DMA_TODEVICE); - else { + } else { yi->blanking_dmaptr = 0; IVTV_DEBUG_WARN("Failed to allocate yuv blanking buffer\n"); } @@ -993,8 +1000,8 @@ void ivtv_yuv_setup_frame(struct ivtv *itv, struct ivtv_dma_frame *args) if (nf->tru_h <= lace_threshold || nf->tru_h > 576 || nf->tru_w > 720) { nf->interlaced = 0; if ((nf->tru_h < 512) || - (nf->tru_h > 576 && nf->tru_h < 1021) || - (nf->tru_w > 720 && nf->tru_h < 1021)) + (nf->tru_h > 576 && nf->tru_h < 1021) || + (nf->tru_w > 720 && nf->tru_h < 1021)) nf->interlaced_y = 0; else nf->interlaced_y = 1; @@ -1020,7 +1027,7 @@ void ivtv_yuv_setup_frame(struct ivtv *itv, struct ivtv_dma_frame *args) if (memcmp(&yi->old_frame_info_args, nf, sizeof(*nf))) { yi->old_frame_info_args = *nf; nf->update = 1; -/* IVTV_DEBUG_YUV ("Requesting register update for frame %d\n",frame); */ + IVTV_DEBUG_YUV("Requesting reg update for frame %d\n", frame); } nf->update |= update; @@ -1051,10 +1058,10 @@ int ivtv_yuv_udma_frame(struct ivtv *itv, struct ivtv_dma_frame *args) ivtv_udma_prepare(itv); prepare_to_wait(&itv->dma_waitq, &wait, TASK_INTERRUPTIBLE); /* if no UDMA is pending and no UDMA is in progress, then the DMA - is finished */ + is finished */ while (itv->i_flags & (IVTV_F_I_UDMA_PENDING | IVTV_F_I_UDMA)) { /* don't interrupt if the DMA is in progress but break off - a still pending DMA. */ + a still pending DMA. */ got_sig = signal_pending(current); if (got_sig && test_and_clear_bit(IVTV_F_I_UDMA_PENDING, &itv->i_flags)) break; @@ -1121,7 +1128,7 @@ int ivtv_yuv_udma_stream_frame(struct ivtv *itv, void *src) /* IVTV_IOC_DMA_FRAME ioctl handler */ int ivtv_yuv_prep_frame(struct ivtv *itv, struct ivtv_dma_frame *args) { - IVTV_DEBUG_INFO("yuv_prep_frame\n"); +/* IVTV_DEBUG_INFO("yuv_prep_frame\n"); */ ivtv_yuv_next_free(itv); ivtv_yuv_setup_frame(itv, args); @@ -1130,91 +1137,90 @@ int ivtv_yuv_prep_frame(struct ivtv *itv, struct ivtv_dma_frame *args) void ivtv_yuv_close(struct ivtv *itv) { + struct yuv_playback_info *yi = &itv->yuv_info; int h_filter, v_filter_1, v_filter_2; IVTV_DEBUG_YUV("ivtv_yuv_close\n"); ivtv_waitq(&itv->vsync_waitq); - atomic_set(&itv->yuv_info.next_dma_frame, -1); - atomic_set(&itv->yuv_info.next_fill_frame, 0); + atomic_set(&yi->next_dma_frame, -1); + atomic_set(&yi->next_fill_frame, 0); /* Reset registers we have changed so mpeg playback works */ /* If we fully restore this register, the display may remain active. Restore, but set one bit to blank the video. Firmware will always clear this bit when needed, so not a problem. */ - write_reg(itv->yuv_info.reg_2898 | 0x01000000, 0x2898); - - write_reg(itv->yuv_info.reg_2834, 0x02834); - write_reg(itv->yuv_info.reg_2838, 0x02838); - write_reg(itv->yuv_info.reg_283c, 0x0283c); - write_reg(itv->yuv_info.reg_2840, 0x02840); - write_reg(itv->yuv_info.reg_2844, 0x02844); - write_reg(itv->yuv_info.reg_2848, 0x02848); - write_reg(itv->yuv_info.reg_2854, 0x02854); - write_reg(itv->yuv_info.reg_285c, 0x0285c); - write_reg(itv->yuv_info.reg_2864, 0x02864); - write_reg(itv->yuv_info.reg_2870, 0x02870); - write_reg(itv->yuv_info.reg_2874, 0x02874); - write_reg(itv->yuv_info.reg_2890, 0x02890); - write_reg(itv->yuv_info.reg_289c, 0x0289c); - - write_reg(itv->yuv_info.reg_2918, 0x02918); - write_reg(itv->yuv_info.reg_291c, 0x0291c); - write_reg(itv->yuv_info.reg_2920, 0x02920); - write_reg(itv->yuv_info.reg_2924, 0x02924); - write_reg(itv->yuv_info.reg_2928, 0x02928); - write_reg(itv->yuv_info.reg_292c, 0x0292c); - write_reg(itv->yuv_info.reg_2930, 0x02930); - write_reg(itv->yuv_info.reg_2934, 0x02934); - write_reg(itv->yuv_info.reg_2938, 0x02938); - write_reg(itv->yuv_info.reg_293c, 0x0293c); - write_reg(itv->yuv_info.reg_2940, 0x02940); - write_reg(itv->yuv_info.reg_2944, 0x02944); - write_reg(itv->yuv_info.reg_2948, 0x02948); - write_reg(itv->yuv_info.reg_294c, 0x0294c); - write_reg(itv->yuv_info.reg_2950, 0x02950); - write_reg(itv->yuv_info.reg_2954, 0x02954); - write_reg(itv->yuv_info.reg_2958, 0x02958); - write_reg(itv->yuv_info.reg_295c, 0x0295c); - write_reg(itv->yuv_info.reg_2960, 0x02960); - write_reg(itv->yuv_info.reg_2964, 0x02964); - write_reg(itv->yuv_info.reg_2968, 0x02968); - write_reg(itv->yuv_info.reg_296c, 0x0296c); - write_reg(itv->yuv_info.reg_2970, 0x02970); + write_reg(yi->reg_2898 | 0x01000000, 0x2898); + + write_reg(yi->reg_2834, 0x02834); + write_reg(yi->reg_2838, 0x02838); + write_reg(yi->reg_283c, 0x0283c); + write_reg(yi->reg_2840, 0x02840); + write_reg(yi->reg_2844, 0x02844); + write_reg(yi->reg_2848, 0x02848); + write_reg(yi->reg_2854, 0x02854); + write_reg(yi->reg_285c, 0x0285c); + write_reg(yi->reg_2864, 0x02864); + write_reg(yi->reg_2870, 0x02870); + write_reg(yi->reg_2874, 0x02874); + write_reg(yi->reg_2890, 0x02890); + write_reg(yi->reg_289c, 0x0289c); + + write_reg(yi->reg_2918, 0x02918); + write_reg(yi->reg_291c, 0x0291c); + write_reg(yi->reg_2920, 0x02920); + write_reg(yi->reg_2924, 0x02924); + write_reg(yi->reg_2928, 0x02928); + write_reg(yi->reg_292c, 0x0292c); + write_reg(yi->reg_2930, 0x02930); + write_reg(yi->reg_2934, 0x02934); + write_reg(yi->reg_2938, 0x02938); + write_reg(yi->reg_293c, 0x0293c); + write_reg(yi->reg_2940, 0x02940); + write_reg(yi->reg_2944, 0x02944); + write_reg(yi->reg_2948, 0x02948); + write_reg(yi->reg_294c, 0x0294c); + write_reg(yi->reg_2950, 0x02950); + write_reg(yi->reg_2954, 0x02954); + write_reg(yi->reg_2958, 0x02958); + write_reg(yi->reg_295c, 0x0295c); + write_reg(yi->reg_2960, 0x02960); + write_reg(yi->reg_2964, 0x02964); + write_reg(yi->reg_2968, 0x02968); + write_reg(yi->reg_296c, 0x0296c); + write_reg(yi->reg_2970, 0x02970); /* Prepare to restore filters */ /* First the horizontal filter */ - if ((itv->yuv_info.reg_2834 & 0x0000FFFF) == (itv->yuv_info.reg_2834 >> 16)) { + if ((yi->reg_2834 & 0x0000FFFF) == (yi->reg_2834 >> 16)) { /* An exact size match uses filter 0 */ h_filter = 0; - } - else { + } else { /* Figure out which filter to use */ - h_filter = ((itv->yuv_info.reg_2834 << 16) / (itv->yuv_info.reg_2834 >> 16)) >> 15; + h_filter = ((yi->reg_2834 << 16) / (yi->reg_2834 >> 16)) >> 15; h_filter = (h_filter >> 1) + (h_filter & 1); /* Only an exact size match can use filter 0. */ - if (h_filter < 1) h_filter = 1; + h_filter += !h_filter; } /* Now the vertical filter */ - if ((itv->yuv_info.reg_2918 & 0x0000FFFF) == (itv->yuv_info.reg_2918 >> 16)) { + if ((yi->reg_2918 & 0x0000FFFF) == (yi->reg_2918 >> 16)) { /* An exact size match uses filter 0/1 */ v_filter_1 = 0; v_filter_2 = 1; - } - else { + } else { /* Figure out which filter to use */ - v_filter_1 = ((itv->yuv_info.reg_2918 << 16) / (itv->yuv_info.reg_2918 >> 16)) >> 15; + v_filter_1 = ((yi->reg_2918 << 16) / (yi->reg_2918 >> 16)) >> 15; v_filter_1 = (v_filter_1 >> 1) + (v_filter_1 & 1); /* Only an exact size match can use filter 0 */ - if (v_filter_1 == 0) v_filter_1 = 1; + v_filter_1 += !v_filter_1; v_filter_2 = v_filter_1; } /* Now restore the filters */ - ivtv_yuv_filter (itv,h_filter,v_filter_1,v_filter_2); + ivtv_yuv_filter(itv, h_filter, v_filter_1, v_filter_2); /* and clear a few registers */ write_reg(0, 0x02814); @@ -1223,19 +1229,18 @@ void ivtv_yuv_close(struct ivtv *itv) write_reg(0, 0x02910); /* Release the blanking buffer */ - if (itv->yuv_info.blanking_ptr) { - kfree (itv->yuv_info.blanking_ptr); - itv->yuv_info.blanking_ptr = NULL; - pci_unmap_single(itv->dev, itv->yuv_info.blanking_dmaptr, 720*16, PCI_DMA_TODEVICE); + if (yi->blanking_ptr) { + kfree(yi->blanking_ptr); + yi->blanking_ptr = NULL; + pci_unmap_single(itv->dev, yi->blanking_dmaptr, 720*16, PCI_DMA_TODEVICE); } /* Invalidate the old dimension information */ - itv->yuv_info.old_frame_info.src_w = 0; - itv->yuv_info.old_frame_info.src_h = 0; - itv->yuv_info.old_frame_info_args.src_w = 0; - itv->yuv_info.old_frame_info_args.src_h = 0; + yi->old_frame_info.src_w = 0; + yi->old_frame_info.src_h = 0; + yi->old_frame_info_args.src_w = 0; + yi->old_frame_info_args.src_h = 0; /* All done. */ clear_bit(IVTV_F_I_DECODING_YUV, &itv->i_flags); } - |