<html><head> <meta http-equiv="Content-Type" content="text/html; charset=utf-8"></head><body dir="auto"> <div dir="ltr"><blockquote type="cite">On Nov 24, 2022, at 1:27 AM, Daniel Vetter <daniel@ffwll.ch> wrote: </blockquote></div><blockquote type="cite"><div dir="ltr">CAUTION: Email originated externally, do not click links or open attachments unless you recognize the sender and know the content is safe. On Thu, Nov 24, 2022 at 01:14:48AM +0800, Randy Li wrote: <blockquote type="cite"> </blockquote><blockquote type="cite"><blockquote type="cite">On Nov 24, 2022, at 12:42 AM, Daniel Vetter <daniel@ffwll.ch> wrote: </blockquote></blockquote><blockquote type="cite"><blockquote type="cite"> </blockquote></blockquote><blockquote type="cite"><blockquote type="cite">On Wed, Nov 23, 2022 at 10:58:11PM +0800, Jisheng Zhang wrote: </blockquote></blockquote><blockquote type="cite"><blockquote type="cite"><blockquote type="cite"><blockquote type="cite">On Wed, Nov 23, 2022 at 05:19:57PM +0800, Hsia-Jun Li wrote: </blockquote></blockquote></blockquote></blockquote><blockquote type="cite"><blockquote type="cite"><blockquote type="cite"><blockquote type="cite">From: "Hsia-Jun(Randy) Li" <randy.li@synaptics.com> </blockquote></blockquote></blockquote></blockquote><blockquote type="cite"><blockquote type="cite"><blockquote type="cite"><blockquote type="cite">Memory Traffic Reduction(MTR) is a module in Synaptics </blockquote></blockquote></blockquote></blockquote><blockquote type="cite"><blockquote type="cite"><blockquote type="cite"><blockquote type="cite">VideoSmart platform could process lossless compression image </blockquote></blockquote></blockquote></blockquote><blockquote type="cite"><blockquote type="cite"><blockquote type="cite"><blockquote type="cite">and cache the tile memory line. </blockquote></blockquote></blockquote></blockquote><blockquote type="cite"><blockquote type="cite"><blockquote type="cite"><blockquote type="cite">Those modifiers only record the parameters would effort pixel </blockquote></blockquote></blockquote></blockquote><blockquote type="cite"><blockquote type="cite"><blockquote type="cite"><blockquote type="cite">layout or memory layout. Whether physical memory page mapping </blockquote></blockquote></blockquote></blockquote><blockquote type="cite"><blockquote type="cite"><blockquote type="cite"><blockquote type="cite">is used is not a part of format. </blockquote></blockquote></blockquote></blockquote><blockquote type="cite"><blockquote type="cite"><blockquote type="cite"><blockquote type="cite">We would allocate the same size of memory for uncompressed </blockquote></blockquote></blockquote></blockquote><blockquote type="cite"><blockquote type="cite"><blockquote type="cite"><blockquote type="cite">and compressed luma and chroma data, while the compressed buffer </blockquote></blockquote></blockquote></blockquote><blockquote type="cite"><blockquote type="cite"><blockquote type="cite"><blockquote type="cite">would request two extra planes holding the metadata for </blockquote></blockquote></blockquote></blockquote><blockquote type="cite"><blockquote type="cite"><blockquote type="cite"><blockquote type="cite">the decompression. </blockquote></blockquote></blockquote></blockquote><blockquote type="cite"><blockquote type="cite"><blockquote type="cite"><blockquote type="cite">Signed-off-by: Hsia-Jun(Randy) Li <randy.li@synaptics.com> </blockquote></blockquote></blockquote></blockquote><blockquote type="cite"><blockquote type="cite"><blockquote type="cite"><blockquote type="cite">--- </blockquote></blockquote></blockquote></blockquote><blockquote type="cite"><blockquote type="cite"><blockquote type="cite"><blockquote type="cite">include/uapi/drm/drm_fourcc.h | 75 +++++++++++++++++++++++++++++++++++ </blockquote></blockquote></blockquote></blockquote><blockquote type="cite"><blockquote type="cite"><blockquote type="cite"><blockquote type="cite">1 file changed, 75 insertions(+) </blockquote></blockquote></blockquote></blockquote><blockquote type="cite"><blockquote type="cite"><blockquote type="cite"><blockquote type="cite">diff --git a/include/uapi/drm/drm_fourcc.h b/include/uapi/drm/drm_fourcc.h </blockquote></blockquote></blockquote></blockquote><blockquote type="cite"><blockquote type="cite"><blockquote type="cite"><blockquote type="cite">index bc056f2d537d..ca0b4ca70b36 100644 </blockquote></blockquote></blockquote></blockquote><blockquote type="cite"><blockquote type="cite"><blockquote type="cite"><blockquote type="cite">--- a/include/uapi/drm/drm_fourcc.h </blockquote></blockquote></blockquote></blockquote><blockquote type="cite"><blockquote type="cite"><blockquote type="cite"><blockquote type="cite">+++ b/include/uapi/drm/drm_fourcc.h </blockquote></blockquote></blockquote></blockquote><blockquote type="cite"><blockquote type="cite"><blockquote type="cite"><blockquote type="cite">@@ -407,6 +407,7 @@ extern "C" { </blockquote></blockquote></blockquote></blockquote><blockquote type="cite"><blockquote type="cite"><blockquote type="cite"><blockquote type="cite">#define DRM_FORMAT_MOD_VENDOR_ARM 0x08 </blockquote></blockquote></blockquote></blockquote><blockquote type="cite"><blockquote type="cite"><blockquote type="cite"><blockquote type="cite">#define DRM_FORMAT_MOD_VENDOR_ALLWINNER 0x09 </blockquote></blockquote></blockquote></blockquote><blockquote type="cite"><blockquote type="cite"><blockquote type="cite"><blockquote type="cite">#define DRM_FORMAT_MOD_VENDOR_AMLOGIC 0x0a </blockquote></blockquote></blockquote></blockquote><blockquote type="cite"><blockquote type="cite"><blockquote type="cite"><blockquote type="cite">+#define DRM_FORMAT_MOD_VENDOR_SYNAPTICS 0x0b </blockquote></blockquote></blockquote></blockquote><blockquote type="cite"><blockquote type="cite"><blockquote type="cite">Any users in the mainline tree? </blockquote></blockquote></blockquote><blockquote type="cite">Not yet. I believe a V4L2 codec would be the first one. </blockquote><blockquote type="cite">Still there are many patches are requested for v4l2 which currently does </blockquote><blockquote type="cite">not support format modifier. You could find discussion in linux media </blockquote><blockquote type="cite">list. </blockquote><blockquote type="cite"> </blockquote><blockquote type="cite">This does need the agreement from drm maintainers, three of us tend to </blockquote><blockquote type="cite">drop the pixel formats in video4linux2.h only keeping those codec </blockquote><blockquote type="cite">formats in new extended v4l2 format negotiation interface. All the pixel </blockquote><blockquote type="cite">formats should go to drm_fourcc.h while we can’t decide how to present </blockquote><blockquote type="cite">those hardware requests contiguous memory. </blockquote> Uh no. These enums are maintained in drm_fourcc.h, by drm maintainers. You _cannot_ mix them up with the fourcc enums that video4linux2.h has, that's a completely different enum space because fourcc codes are _not_ a standard. </div></blockquote>Things we try to solve is the those non contiguous memory planes in v4l2, we don’t want to increase them anymore. Besides the values for pixel formats are the same between V4L2 and drm. <blockquote type="cite"><div dir="ltr">Please do not ever mix up drm_fourcc format modifiers with v4l2 fourcc codes, that will result in complete chaos. There's a reason why there's only one authoritative source for these. </div></blockquote>In the previous version, it would fail in building, because a driver’s header(ipu-v3) would included both v4l2 and drm. I can’t add another format modifier macro to v4l2.<div>If drm doesn’t like the idea that v4l2 use the fourcc from drm, I should inform people about that. <blockquote type="cite"><div dir="ltr"><blockquote type="cite">We don’t bring those NV12M into drm_fourcc.h, we hate that. </blockquote><blockquote type="cite"><blockquote type="cite">Note that drm_fourcc.h serves as the vendor-neutral registry for these </blockquote></blockquote><blockquote type="cite"><blockquote type="cite">numbers, and they're referenced in both gl and vk extensions. So this is </blockquote></blockquote><blockquote type="cite"><blockquote type="cite">the one case where we do _not_ require in-kernel users or open source </blockquote></blockquote><blockquote type="cite"><blockquote type="cite">userspace. </blockquote></blockquote><blockquote type="cite"><blockquote type="cite"> </blockquote></blockquote><blockquote type="cite">The first user for these pixel formats would be the software pixel reader for Gstreamer, I am planning to add the unpacker for the two uncompressed pixel formats. </blockquote><blockquote type="cite"><blockquote type="cite">If there is someone interested in an in-kernel or open userspace driver </blockquote></blockquote><blockquote type="cite"><blockquote type="cite">though it would be really great to have their acks before merging. Just to </blockquote></blockquote><blockquote type="cite"><blockquote type="cite">make sure that the modifiers will work with both upstream and downstream </blockquote></blockquote><blockquote type="cite"><blockquote type="cite">driver stacks. </blockquote></blockquote><blockquote type="cite">This patch have been reviewed internally, it is good enough to describe our pixel formats. </blockquote><blockquote type="cite"><blockquote type="cite"> </blockquote></blockquote><blockquote type="cite"><blockquote type="cite">I just realized that we've failed to document this, I'll type up a patch. </blockquote></blockquote><blockquote type="cite"> </blockquote><blockquote type="cite">About the format itself, I have sent the document to the mesa, you could find a MR there. </blockquote> Please include the link to that MR in the patch description. </div></blockquote>mesa !19921 <div> </div><a href="https://gitlab.freedesktop.org/mesa/mesa/-/merge_requests/19921">https://gitlab.freedesktop.org/mesa/mesa/-/merge_requests/19921</a><div>The reason I didn’t do that is I didn’t get response from mesa. <div> <blockquote type="cite"><div dir="ltr">-Daniel <blockquote type="cite"><blockquote type="cite">-Daniel </blockquote></blockquote><blockquote type="cite"><blockquote type="cite"> </blockquote></blockquote><blockquote type="cite"><blockquote type="cite"> </blockquote></blockquote><blockquote type="cite"><blockquote type="cite"><blockquote type="cite"><blockquote type="cite">/* add more to the end as needed */ </blockquote></blockquote></blockquote></blockquote><blockquote type="cite"><blockquote type="cite"><blockquote type="cite"><blockquote type="cite">@@ -1507,6 +1508,80 @@ drm_fourcc_canonicalize_nvidia_format_mod(__u64 modifier) </blockquote></blockquote></blockquote></blockquote><blockquote type="cite"><blockquote type="cite"><blockquote type="cite"><blockquote type="cite">#define AMD_FMT_MOD_CLEAR(field) \ </blockquote></blockquote></blockquote></blockquote><blockquote type="cite"><blockquote type="cite"><blockquote type="cite"><blockquote type="cite"> (~((__u64)AMD_FMT_MOD_##field##_MASK << AMD_FMT_MOD_##field##_SHIFT)) </blockquote></blockquote></blockquote></blockquote><blockquote type="cite"><blockquote type="cite"><blockquote type="cite"><blockquote type="cite">+/* </blockquote></blockquote></blockquote></blockquote><blockquote type="cite"><blockquote type="cite"><blockquote type="cite"><blockquote type="cite">+ * Synaptics VideoSmart modifiers </blockquote></blockquote></blockquote></blockquote><blockquote type="cite"><blockquote type="cite"><blockquote type="cite"><blockquote type="cite">+ * </blockquote></blockquote></blockquote></blockquote><blockquote type="cite"><blockquote type="cite"><blockquote type="cite"><blockquote type="cite">+ * Tiles could be arranged in Groups of Tiles (GOTs), it is a small tile </blockquote></blockquote></blockquote></blockquote><blockquote type="cite"><blockquote type="cite"><blockquote type="cite"><blockquote type="cite">+ * within a tile. GOT size and layout varies based on platform and </blockquote></blockquote></blockquote></blockquote><blockquote type="cite"><blockquote type="cite"><blockquote type="cite"><blockquote type="cite">+ * performance concern. When the compression is applied, it is possible </blockquote></blockquote></blockquote></blockquote><blockquote type="cite"><blockquote type="cite"><blockquote type="cite"><blockquote type="cite">+ * that we would have two tile type in the GOT, these parameters can't </blockquote></blockquote></blockquote></blockquote><blockquote type="cite"><blockquote type="cite"><blockquote type="cite"><blockquote type="cite">+ * tell the secondary tile type. </blockquote></blockquote></blockquote></blockquote><blockquote type="cite"><blockquote type="cite"><blockquote type="cite"><blockquote type="cite">+ * </blockquote></blockquote></blockquote></blockquote><blockquote type="cite"><blockquote type="cite"><blockquote type="cite"><blockquote type="cite">+ * Besides, an 8 size 4 bytes arrary (32 bytes) would be need to store </blockquote></blockquote></blockquote></blockquote><blockquote type="cite"><blockquote type="cite"><blockquote type="cite"><blockquote type="cite">+ * some compression parameters for a compression meta data plane. </blockquote></blockquote></blockquote></blockquote><blockquote type="cite"><blockquote type="cite"><blockquote type="cite"><blockquote type="cite">+ * </blockquote></blockquote></blockquote></blockquote><blockquote type="cite"><blockquote type="cite"><blockquote type="cite"><blockquote type="cite">+ * Macro </blockquote></blockquote></blockquote></blockquote><blockquote type="cite"><blockquote type="cite"><blockquote type="cite"><blockquote type="cite">+ * Bits Param Description </blockquote></blockquote></blockquote></blockquote><blockquote type="cite"><blockquote type="cite"><blockquote type="cite"><blockquote type="cite">+ * ---- ----- ----------------------------------------------------------------- </blockquote></blockquote></blockquote></blockquote><blockquote type="cite"><blockquote type="cite"><blockquote type="cite"><blockquote type="cite">+ * </blockquote></blockquote></blockquote></blockquote><blockquote type="cite"><blockquote type="cite"><blockquote type="cite"><blockquote type="cite">+ * 7:0 f Scan direction description. </blockquote></blockquote></blockquote></blockquote><blockquote type="cite"><blockquote type="cite"><blockquote type="cite"><blockquote type="cite">+ * </blockquote></blockquote></blockquote></blockquote><blockquote type="cite"><blockquote type="cite"><blockquote type="cite"><blockquote type="cite">+ * 0 = Invalid </blockquote></blockquote></blockquote></blockquote><blockquote type="cite"><blockquote type="cite"><blockquote type="cite"><blockquote type="cite">+ * 1 = V4, the scan would always start from vertical for 4 pixel </blockquote></blockquote></blockquote></blockquote><blockquote type="cite"><blockquote type="cite"><blockquote type="cite"><blockquote type="cite">+ * then move back to the start pixel of the next horizontal </blockquote></blockquote></blockquote></blockquote><blockquote type="cite"><blockquote type="cite"><blockquote type="cite"><blockquote type="cite">+ * direction. </blockquote></blockquote></blockquote></blockquote><blockquote type="cite"><blockquote type="cite"><blockquote type="cite"><blockquote type="cite">+ * 2 = Reserved for future use. </blockquote></blockquote></blockquote></blockquote><blockquote type="cite"><blockquote type="cite"><blockquote type="cite"><blockquote type="cite">+ * </blockquote></blockquote></blockquote></blockquote><blockquote type="cite"><blockquote type="cite"><blockquote type="cite"><blockquote type="cite">+ * 15:8 m The times of pattern repeat in the right angle direction from </blockquote></blockquote></blockquote></blockquote><blockquote type="cite"><blockquote type="cite"><blockquote type="cite"><blockquote type="cite">+ * the first scan direction. </blockquote></blockquote></blockquote></blockquote><blockquote type="cite"><blockquote type="cite"><blockquote type="cite"><blockquote type="cite">+ * </blockquote></blockquote></blockquote></blockquote><blockquote type="cite"><blockquote type="cite"><blockquote type="cite"><blockquote type="cite">+ * 19:16 p The padding bits after the whole scan, could be zero. </blockquote></blockquote></blockquote></blockquote><blockquote type="cite"><blockquote type="cite"><blockquote type="cite"><blockquote type="cite">+ * </blockquote></blockquote></blockquote></blockquote><blockquote type="cite"><blockquote type="cite"><blockquote type="cite"><blockquote type="cite">+ * 20:20 g GOT packing flag. </blockquote></blockquote></blockquote></blockquote><blockquote type="cite"><blockquote type="cite"><blockquote type="cite"><blockquote type="cite">+ * </blockquote></blockquote></blockquote></blockquote><blockquote type="cite"><blockquote type="cite"><blockquote type="cite"><blockquote type="cite">+ * 23:21 - Reserved for future use. Must be zero. </blockquote></blockquote></blockquote></blockquote><blockquote type="cite"><blockquote type="cite"><blockquote type="cite"><blockquote type="cite">+ * </blockquote></blockquote></blockquote></blockquote><blockquote type="cite"><blockquote type="cite"><blockquote type="cite"><blockquote type="cite">+ * 27:24 h log2(horizontal) of bytes, in GOTs. </blockquote></blockquote></blockquote></blockquote><blockquote type="cite"><blockquote type="cite"><blockquote type="cite"><blockquote type="cite">+ * </blockquote></blockquote></blockquote></blockquote><blockquote type="cite"><blockquote type="cite"><blockquote type="cite"><blockquote type="cite">+ * 31:28 v log2(vertical) of bytes, in GOTs. </blockquote></blockquote></blockquote></blockquote><blockquote type="cite"><blockquote type="cite"><blockquote type="cite"><blockquote type="cite">+ * </blockquote></blockquote></blockquote></blockquote><blockquote type="cite"><blockquote type="cite"><blockquote type="cite"><blockquote type="cite">+ * 35:32 - Reserved for future use. Must be zero. </blockquote></blockquote></blockquote></blockquote><blockquote type="cite"><blockquote type="cite"><blockquote type="cite"><blockquote type="cite">+ * </blockquote></blockquote></blockquote></blockquote><blockquote type="cite"><blockquote type="cite"><blockquote type="cite"><blockquote type="cite">+ * 36:36 c Compression flag. </blockquote></blockquote></blockquote></blockquote><blockquote type="cite"><blockquote type="cite"><blockquote type="cite"><blockquote type="cite">+ * </blockquote></blockquote></blockquote></blockquote><blockquote type="cite"><blockquote type="cite"><blockquote type="cite"><blockquote type="cite">+ * 55:37 - Reserved for future use. Must be zero. </blockquote></blockquote></blockquote></blockquote><blockquote type="cite"><blockquote type="cite"><blockquote type="cite"><blockquote type="cite">+ * </blockquote></blockquote></blockquote></blockquote><blockquote type="cite"><blockquote type="cite"><blockquote type="cite"><blockquote type="cite">+ */ </blockquote></blockquote></blockquote></blockquote><blockquote type="cite"><blockquote type="cite"><blockquote type="cite"><blockquote type="cite">+ </blockquote></blockquote></blockquote></blockquote><blockquote type="cite"><blockquote type="cite"><blockquote type="cite"><blockquote type="cite">+#define DRM_FORMAT_MOD_SYNA_V4_TILED fourcc_mod_code(SYNAPTICS, 1) </blockquote></blockquote></blockquote></blockquote><blockquote type="cite"><blockquote type="cite"><blockquote type="cite"><blockquote type="cite">+ </blockquote></blockquote></blockquote></blockquote><blockquote type="cite"><blockquote type="cite"><blockquote type="cite"><blockquote type="cite">+#define DRM_FORMAT_MOD_SYNA_MTR_LINEAR_2D(f, m, p, g, h, v, c) \ </blockquote></blockquote></blockquote></blockquote><blockquote type="cite"><blockquote type="cite"><blockquote type="cite"><blockquote type="cite">+ fourcc_mod_code(SYNAPTICS, ((__u64)((f) & 0xff) | \ </blockquote></blockquote></blockquote></blockquote><blockquote type="cite"><blockquote type="cite"><blockquote type="cite"><blockquote type="cite">+ ((__u64)((m) & 0xff) << 8) | \ </blockquote></blockquote></blockquote></blockquote><blockquote type="cite"><blockquote type="cite"><blockquote type="cite"><blockquote type="cite">+ ((__u64)((p) & 0xf) << 16) | \ </blockquote></blockquote></blockquote></blockquote><blockquote type="cite"><blockquote type="cite"><blockquote type="cite"><blockquote type="cite">+ ((__u64)((g) & 0x1) << 20) | \ </blockquote></blockquote></blockquote></blockquote><blockquote type="cite"><blockquote type="cite"><blockquote type="cite"><blockquote type="cite">+ ((__u64)((h) & 0xf) << 24) | \ </blockquote></blockquote></blockquote></blockquote><blockquote type="cite"><blockquote type="cite"><blockquote type="cite"><blockquote type="cite">+ ((__u64)((v) & 0xf) << 28) | \ </blockquote></blockquote></blockquote></blockquote><blockquote type="cite"><blockquote type="cite"><blockquote type="cite"><blockquote type="cite">+ ((__u64)((c) & 0x1) << 36))) </blockquote></blockquote></blockquote></blockquote><blockquote type="cite"><blockquote type="cite"><blockquote type="cite"><blockquote type="cite">+ </blockquote></blockquote></blockquote></blockquote><blockquote type="cite"><blockquote type="cite"><blockquote type="cite"><blockquote type="cite">+#define DRM_FORMAT_MOD_SYNA_V4H1 \ </blockquote></blockquote></blockquote></blockquote><blockquote type="cite"><blockquote type="cite"><blockquote type="cite"><blockquote type="cite">+ DRM_FORMAT_MOD_SYNA_MTR_LINEAR_2D(1, 1, 0, 0, 0, 0, 0) </blockquote></blockquote></blockquote></blockquote><blockquote type="cite"><blockquote type="cite"><blockquote type="cite"><blockquote type="cite">+ </blockquote></blockquote></blockquote></blockquote><blockquote type="cite"><blockquote type="cite"><blockquote type="cite"><blockquote type="cite">+#define DRM_FORMAT_MOD_SYNA_V4H3P8 \ </blockquote></blockquote></blockquote></blockquote><blockquote type="cite"><blockquote type="cite"><blockquote type="cite"><blockquote type="cite">+ DRM_FORMAT_MOD_SYNA_MTR_LINEAR_2D(1, 3, 8, 0, 0, 0, 0) </blockquote></blockquote></blockquote></blockquote><blockquote type="cite"><blockquote type="cite"><blockquote type="cite"><blockquote type="cite">+ </blockquote></blockquote></blockquote></blockquote><blockquote type="cite"><blockquote type="cite"><blockquote type="cite"><blockquote type="cite">+#define DRM_FORMAT_MOD_SYNA_V4H1_64L4_COMPRESSED \ </blockquote></blockquote></blockquote></blockquote><blockquote type="cite"><blockquote type="cite"><blockquote type="cite"><blockquote type="cite">+ DRM_FORMAT_MOD_SYNA_MTR_LINEAR_2D(1, 1, 0, 1, 6, 2, 1) </blockquote></blockquote></blockquote></blockquote><blockquote type="cite"><blockquote type="cite"><blockquote type="cite"><blockquote type="cite">+ </blockquote></blockquote></blockquote></blockquote><blockquote type="cite"><blockquote type="cite"><blockquote type="cite"><blockquote type="cite">+#define DRM_FORMAT_MOD_SYNA_V4H3P8_64L4_COMPRESSED \ </blockquote></blockquote></blockquote></blockquote><blockquote type="cite"><blockquote type="cite"><blockquote type="cite"><blockquote type="cite">+ DRM_FORMAT_MOD_SYNA_MTR_LINEAR_2D(1, 3, 8, 1, 6, 2, 1) </blockquote></blockquote></blockquote></blockquote><blockquote type="cite"><blockquote type="cite"><blockquote type="cite"><blockquote type="cite">+ </blockquote></blockquote></blockquote></blockquote><blockquote type="cite"><blockquote type="cite"><blockquote type="cite"><blockquote type="cite">+#define DRM_FORMAT_MOD_SYNA_V4H1_128L128_COMPRESSED \ </blockquote></blockquote></blockquote></blockquote><blockquote type="cite"><blockquote type="cite"><blockquote type="cite"><blockquote type="cite">+ DRM_FORMAT_MOD_SYNA_MTR_LINEAR_2D(1, 1, 0, 1, 7, 7, 1) </blockquote></blockquote></blockquote></blockquote><blockquote type="cite"><blockquote type="cite"><blockquote type="cite"><blockquote type="cite">+ </blockquote></blockquote></blockquote></blockquote><blockquote type="cite"><blockquote type="cite"><blockquote type="cite"><blockquote type="cite">+#define DRM_FORMAT_MOD_SYNA_V4H3P8_128L128_COMPRESSED \ </blockquote></blockquote></blockquote></blockquote><blockquote type="cite"><blockquote type="cite"><blockquote type="cite"><blockquote type="cite">+ DRM_FORMAT_MOD_SYNA_MTR_LINEAR_2D(1, 3, 8, 1, 7, 7, 1) </blockquote></blockquote></blockquote></blockquote><blockquote type="cite"><blockquote type="cite"><blockquote type="cite"><blockquote type="cite">+ </blockquote></blockquote></blockquote></blockquote><blockquote type="cite"><blockquote type="cite"><blockquote type="cite"><blockquote type="cite">#if defined(__cplusplus) </blockquote></blockquote></blockquote></blockquote><blockquote type="cite"><blockquote type="cite"><blockquote type="cite"><blockquote type="cite">} </blockquote></blockquote></blockquote></blockquote><blockquote type="cite"><blockquote type="cite"><blockquote type="cite"><blockquote type="cite">#endif </blockquote></blockquote></blockquote></blockquote><blockquote type="cite"><blockquote type="cite"><blockquote type="cite"><blockquote type="cite">-- </blockquote></blockquote></blockquote></blockquote><blockquote type="cite"><blockquote type="cite"><blockquote type="cite"><blockquote type="cite">2.17.1 </blockquote></blockquote></blockquote></blockquote><blockquote type="cite"><blockquote type="cite"> </blockquote></blockquote><blockquote type="cite"><blockquote type="cite">-- </blockquote></blockquote><blockquote type="cite"><blockquote type="cite">Daniel Vetter </blockquote></blockquote><blockquote type="cite"><blockquote type="cite">Software Engineer, Intel Corporation </blockquote></blockquote><blockquote type="cite"><blockquote type="cite">https://urldefense.proofpoint.com/v2/url?u=http-3A__blog.ffwll.ch&d=DwIDaQ&c=7dfBJ8cXbWjhc0BhImu8wVIoUFmBzj1s88r8EGyM0UY&r=P4xb2_7biqBxD4LGGPrSV6j-jf3C3xlR7PXU-mLTeZE&m=MGl40tua4_XwHXeBMgk_8hffHo5og9goZOWs0NTaFEOVNt4EnfL6XjISa0JSiK_j&s=FeAOQAovXW3Vm03VKTY8ysPZY5rW-2Jd_vgrxgIgGo0&e= </blockquote></blockquote> -- Daniel Vetter Software Engineer, Intel Corporation https://urldefense.proofpoint.com/v2/url?u=http-3A__blog.ffwll.ch&d=DwIDaQ&c=7dfBJ8cXbWjhc0BhImu8wVIoUFmBzj1s88r8EGyM0UY&r=P4xb2_7biqBxD4LGGPrSV6j-jf3C3xlR7PXU-mLTeZE&m=MGl40tua4_XwHXeBMgk_8hffHo5og9goZOWs0NTaFEOVNt4EnfL6XjISa0JSiK_j&s=FeAOQAovXW3Vm03VKTY8ysPZY5rW-2Jd_vgrxgIgGo0&e= </div></blockquote></div></div></div></body></html>