int tegra_dc_ext_check_windowattr(struct tegra_dc_ext *ext,
struct tegra_dc_win *win)
{
long *addr;
struct tegra_dc *dc = ext->dc;
/* Check the window format */
addr = tegra_dc_parse_feature(dc, win->idx, GET_WIN_FORMATS);
if (!test_bit(win->fmt, addr)) {
dev_err(&dc->ndev->dev, "Color format of window %d is"
" invalid.\n", win->idx);
goto fail;
}
/* Check window size */
addr = tegra_dc_parse_feature(dc, win->idx, GET_WIN_SIZE);
if (CHECK_SIZE(win->out_w, addr[MIN_WIDTH], addr[MAX_WIDTH]) ||
CHECK_SIZE(win->out_h, addr[MIN_HEIGHT], addr[MAX_HEIGHT])) {
dev_err(&dc->ndev->dev, "Size of window %d is"
" invalid.\n", win->idx);
goto fail;
}
return 0;
fail:
return -EINVAL;
}
int tegra_dc_feature_has_interlace(struct tegra_dc *dc, int win_idx)
{
long *addr = tegra_dc_parse_feature(dc, win_idx, HAS_INTERLACE);
if (WARN_ONCE(!addr, "window does not exist"))
return 0;
return addr[INTERLACE];
}
int tegra_dc_feature_has_blocklinear(struct tegra_dc *dc, int win_idx)
{
long *addr = tegra_dc_parse_feature(dc, win_idx, HAS_BLOCKLINEAR);
if (WARN_ONCE(!addr, "window does not exist"))
return 0;
return addr[BLOCK_LINEAR];
}
int tegra_dc_feature_has_tiling(struct tegra_dc *dc, int win_idx)
{
long *addr = tegra_dc_parse_feature(dc, win_idx, HAS_TILED);
if (WARN_ONCE(!addr, "window does not exist"))
return 0;
return addr[TILED_LAYOUT];
}
int tegra_dc_feature_is_gen2_blender(struct tegra_dc *dc, int win_idx)
{
long *addr = tegra_dc_parse_feature(dc, win_idx, HAS_GEN2_BLEND);
if (WARN_ONCE(!addr, "window does not exist"))
return 0;
if (addr[BLEND_GENERATION] == 2)
return 1;
return 0;
}
int tegra_dc_feature_has_filter(struct tegra_dc *dc, int win_idx, int operation)
{
long *addr = tegra_dc_parse_feature(dc, win_idx, operation);
if (WARN_ONCE(!addr, "window does not exist"))
return 0;
if (operation == HAS_V_FILTER)
return addr[V_FILTER];
else
return addr[H_FILTER];
}
int tegra_dc_feature_has_scaling(struct tegra_dc *dc, int win_idx)
{
int i;
long *addr = tegra_dc_parse_feature(dc, win_idx, HAS_SCALE);
if (WARN_ONCE(!addr, "window does not exist"))
return 0;
for (i = 0; i < ENTRY_SIZE; i++)
if (addr[i] != 1)
return 1;
return 0;
}
