weston: Get stride from the FB buffer

Fix the stride setting error in the fbinfo.

Signed-off-by: Tom Hochstein <tom.hochstein@nxp.com>
Signed-off-by: Otavio Salvador <otavio@ossystems.com.br>

1 files changed, 76 insertions, 0 deletions

diff --git a/recipes-graphics/wayland/weston/0014-MGS-1987-Get-stride-from-the-FB-buffe.patch b/recipes-graphics/wayland/weston/0014-MGS-1987-Get-stride-from-the-FB-buffe.patch
new file mode 100644
index 00000000..a4658a7b
--- /dev/null
+++ b/recipes-graphics/wayland/weston/0014-MGS-1987-Get-stride-from-the-FB-buffe.patch
@@ -0,0 +1,76 @@
+From 735e58c6066fe1148d803168c6241a4d8cb5c973 Mon Sep 17 00:00:00 2001
+From: "yong.gan" <yong.gan@nxp.com>
+Date: Wed, 6 Jul 2016 08:28:18 +0800
+Subject: [PATCH] MGS-1987: Get stride from the FB buffe.
+
+Fix the stride setting error in the fbinfo.
+
+Date: Jul 6, 2016
+Signed-off-by: Yong Gan <yong.gan@nxp.com>
+---
+ src/g2d-renderer.c | 14 +++++++-------
+ 1 file changed, 7 insertions(+), 7 deletions(-)
+
+diff --git a/src/g2d-renderer.c b/src/g2d-renderer.c
+index 0c26e91..30bf1a5 100644
+--- a/src/g2d-renderer.c
++++ b/src/g2d-renderer.c
+@@ -63,6 +63,7 @@ struct fb_screeninfo {
+        unsigned int y_resolution;
+        size_t buffer_length; /* length of frame buffer memory in bytes */
+        size_t physical;
++       size_t stride;
+        enum g2d_format pixel_format; /* frame buffer pixel format */
+        int fb_fd;
+ };
+@@ -322,8 +323,6 @@ get_g2dSurface(gcsWL_VIV_BUFFER *buffer, struct g2d_surfaceEx *g2dSurface)
+                weston_log("invalid EGL buffer in function %s\n", __func__);
+                return;
+        }
+-       int width  = buffer->alignedWidth;
+-       int height = buffer->alignedHeight;
+        g2d_getG2dFormat(buffer->format, &g2dSurface->base.format);
+        g2d_getG2dTiling(buffer->tiling, &g2dSurface->tiling);
+        g2dSurface->base.planes[0] = buffer->physical[0] + buffer->gpuBaseAddr;
+@@ -333,9 +332,9 @@ get_g2dSurface(gcsWL_VIV_BUFFER *buffer, struct g2d_surfaceEx *g2dSurface)
+        g2dSurface->base.top = 0;
+        g2dSurface->base.right = buffer->width;
+        g2dSurface->base.bottom = buffer->height;
+-       g2dSurface->base.stride = width;
+-       g2dSurface->base.width  = width;
+-       g2dSurface->base.height = height;
++       g2dSurface->base.stride = buffer->alignedWidth;
++       g2dSurface->base.width  = buffer->width;
++       g2dSurface->base.height = buffer->height;
+        g2dSurface->base.rot    = G2D_ROTATION_0;
+ }
+ 
+@@ -821,7 +820,7 @@ g2d_renderer_attach_shm(struct weston_surface *es, struct weston_buffer *buffer,
+        gs->g2d_surface.base.right  = buffer->width;
+        gs->g2d_surface.base.bottom = buffer->height;
+        gs->g2d_surface.base.stride = alignedWidth;
+-       gs->g2d_surface.base.width  = alignedWidth;
++       gs->g2d_surface.base.width  = buffer->width;
+        gs->g2d_surface.base.height = buffer->height;
+        gs->g2d_surface.base.rot    = G2D_ROTATION_0;
+        gs->g2d_surface.base.clrcolor = 0xFF400000;
+@@ -1079,7 +1078,7 @@ get_G2dSurface_from_screeninfo(struct fb_screeninfo *info, struct g2d_surfaceEx*
+                g2dSurface->base.top  = 0;
+                g2dSurface->base.right  = info->x_resolution;
+                g2dSurface->base.bottom = info->y_resolution;
+-               g2dSurface->base.stride = info->x_resolution;
++               g2dSurface->base.stride = info->stride;
+                g2dSurface->base.width  = info->x_resolution;
+                g2dSurface->base.height = info->y_resolution;
+                g2dSurface->base.format = info->pixel_format;
+@@ -1119,6 +1118,7 @@ fb_query_screen_info(struct g2d_output_state *output, int fd,
+        info->y_resolution = varinfo->yres;
+        info->physical = fixinfo->smem_start;
+        info->buffer_length = fixinfo->smem_len;
++       info->stride = fixinfo->line_length / (varinfo->bits_per_pixel >> 3);
+        calculate_g2d_format(varinfo, &info->pixel_format);
+ 
+        if (info->pixel_format < 0) {
+-- 
+1.9.1
+