From: Chandra Konduru <chandra.konduru@xxxxxxxxx> This patch adds NV12 as supported format to intel_framebuffer_init and performs various checks. v2: -Fix an issue in checks added (Chandra Konduru) v3: rebased (me) Link: https://patchwork.kernel.org/patch/6426221/ Signed-off-by: Chandra Konduru <chandra.konduru@xxxxxxxxx> Signed-off-by: Nabendu Maiti <nabendu.bikash.maiti@xxxxxxxxx> Signed-off-by: Vidya Srinivas <vidya.srinivas@xxxxxxxxx> --- drivers/gpu/drm/i915/intel_display.c | 15 +++++++++++++++ 1 file changed, 15 insertions(+) diff --git a/drivers/gpu/drm/i915/intel_display.c b/drivers/gpu/drm/i915/intel_display.c index a5520a8..a21dd23 100644 --- a/drivers/gpu/drm/i915/intel_display.c +++ b/drivers/gpu/drm/i915/intel_display.c @@ -14755,6 +14755,21 @@ static int intel_framebuffer_init(struct intel_framebuffer *intel_fb, goto err; } break; + case DRM_FORMAT_NV12: + if (!mode_cmd->offsets[1]) + DRM_ERROR("uv start offset not set\n"); + if (mode_cmd->pitches[0] != mode_cmd->pitches[1] || + mode_cmd->handles[0] != mode_cmd->handles[1]) + DRM_ERROR("y & uv subplanes have different params\n"); + if (mode_cmd->modifier[1] == I915_FORMAT_MOD_Yf_TILED && + (mode_cmd->offsets[1] & 0xFFF)) + DRM_ERROR("tile-Yf uv offset 0x%x isn't starting on new tile-row\n", + mode_cmd->offsets[1]); + if (mode_cmd->modifier[1] == I915_FORMAT_MOD_Y_TILED && + ((mode_cmd->offsets[1] / mode_cmd->pitches[1]) % 4)) + DRM_ERROR("tile-Y uv offset 0x%x isn't 4-line aligned\n", + mode_cmd->offsets[1]); + break; default: DRM_DEBUG_KMS("unsupported pixel format: %s\n", drm_get_format_name(mode_cmd->pixel_format, &format_name)); -- 1.9.1 _______________________________________________ Intel-gfx mailing list Intel-gfx@xxxxxxxxxxxxxxxxxxxxx https://lists.freedesktop.org/mailman/listinfo/intel-gfx
