From 2f1e2101b4dc0a6dc1c1d1c59c5cc5fbc54b90cf Mon Sep 17 00:00:00 2001 From: Rob Clark Date: Mon, 2 Jan 2012 10:31:25 -0600 Subject: modetest: add AR15/XR15 (RGB-1555) formats Signed-off-by: Rob Clark --- tests/modetest/modetest.c | 36 ++++++++++++++++++++++++++++++++++++ 1 file changed, 36 insertions(+) (limited to 'tests') diff --git a/tests/modetest/modetest.c b/tests/modetest/modetest.c index 36bdfffb..819724ae 100644 --- a/tests/modetest/modetest.c +++ b/tests/modetest/modetest.c @@ -652,6 +652,26 @@ fill422(unsigned char *virtual, int n, int width, int height, int stride) } } +static void +fill1555(unsigned char *virtual, int n, int width, int height, int stride) +{ + int i, j; + /* paint the buffer with colored tiles */ + for (j = 0; j < height; j++) { + uint16_t *ptr = (uint16_t*)((char*)virtual + j * stride); + for (i = 0; i < width; i++) { + div_t d = div(n+i+j, width); + uint32_t rgb = 0x00130502 * (d.quot >> 6) + 0x000a1120 * (d.rem >> 6); + unsigned char *rgbp = (unsigned char *)&rgb; + + *(ptr++) = 0x8000 | + (rgbp[RED] >> 3) << 10 | + (rgbp[GREEN] >> 3) << 5 | + (rgbp[BLUE] >> 3); + } + } +} + static int set_plane(struct kms_driver *kms, struct connector *c, struct plane *p) { @@ -756,6 +776,22 @@ set_plane(struct kms_driver *kms, struct connector *c, struct plane *p) 1, 0, p->w, p->h, pitches[0]); format = DRM_FORMAT_YVU420; + } else if (!strcmp(p->format_str, "XR15")) { + pitches[0] = p->w * 2; + offsets[0] = 0; + kms_bo_get_prop(plane_bo, KMS_HANDLE, &handles[0]); + + fill1555(virtual, 0, p->w, p->h, pitches[0]); + + format = DRM_FORMAT_XRGB1555; + } else if (!strcmp(p->format_str, "AR15")) { + pitches[0] = p->w * 2; + offsets[0] = 0; + kms_bo_get_prop(plane_bo, KMS_HANDLE, &handles[0]); + + fill1555(virtual, 0, p->w, p->h, pitches[0]); + + format = DRM_FORMAT_ARGB1555; } else { fprintf(stderr, "Unknown format: %s\n", p->format_str); return -1; -- cgit v1.2.3