Attachment 100737 Details for Bug 79809 – Original patch + fallback to 64x64

[patch] Original patch + fallback to 64x64

cursor_size.diff (text/plain), 3.88 KB, created by Alvaro Fernando García on 2014-06-09 13:16:26 UTC

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Creator: Alvaro Fernando García

Created: 2014-06-09 13:16:26 UTC

Size: 3.88 KB

patch

obsolete

>From bc404d3c439f7cdaa681fc93d9f491594da709b6 Mon Sep 17 00:00:00 2001
>From: =?UTF-8?q?Alvaro=20Fernando=20Garc=C3=ADa?=
> <alvarofernandogarcia@gmail.com>
>Date: Mon, 9 Jun 2014 00:27:00 -0300
>Subject: [PATCH 1/2] Do not assume 64x64 cursor, added support for other sizes
> (like in AMD Kaveri, 128x128).
>
>---
> src/compositor-drm.c | 35 ++++++++++++++++++++++++++++-------
> 1 file changed, 28 insertions(+), 7 deletions(-)
>
>diff --git a/src/compositor-drm.c b/src/compositor-drm.c
>index 7d514e4..4d23b7c 100644
>--- a/src/compositor-drm.c
>+++ b/src/compositor-drm.c
>@@ -55,6 +55,14 @@
> #define DRM_CAP_TIMESTAMP_MONOTONIC 0x6
> #endif
> 
>+#ifndef DRM_CAP_CURSOR_WIDTH
>+#define DRM_CAP_CURSOR_WIDTH 0x8
>+#endif
>+
>+#ifndef DRM_CAP_CURSOR_HEIGHT
>+#define DRM_CAP_CURSOR_HEIGHT 0x9
>+#endif
>+
> static int option_current_mode = 0;
> 
> enum output_config {
>@@ -108,6 +116,9 @@ struct drm_compositor {
> 
> 	clockid_t clock;
> 	struct udev_input input;
>+
>+	uint32_t cursor_width;
>+	uint32_t cursor_height;
> };
> 
> struct drm_mode {
>@@ -987,7 +998,7 @@ drm_output_set_cursor(struct drm_output *output)
> 		(struct drm_compositor *) output->base.compositor;
> 	EGLint handle, stride;
> 	struct gbm_bo *bo;
>-	uint32_t buf[64 * 64];
>+	uint32_t buf[c->cursor_width * c->cursor_height];
> 	unsigned char *s;
> 	int i, x, y;
> 
>@@ -1010,7 +1021,7 @@ drm_output_set_cursor(struct drm_output *output)
> 		s = wl_shm_buffer_get_data(buffer->shm_buffer);
> 		wl_shm_buffer_begin_access(buffer->shm_buffer);
> 		for (i = 0; i < ev->surface->height; i++)
>-			memcpy(buf + i * 64, s + i * stride,
>+			memcpy(buf + i * c->cursor_width, s + i * stride,
> 			       ev->surface->width * 4);
> 		wl_shm_buffer_end_access(buffer->shm_buffer);
> 
>@@ -1018,8 +1029,8 @@ drm_output_set_cursor(struct drm_output *output)
> 			weston_log("failed update cursor: %m\n");
> 
> 		handle = gbm_bo_get_handle(bo).s32;
>-		if (drmModeSetCursor(c->drm.fd,
>-				     output->crtc_id, handle, 64, 64)) {
>+		if (drmModeSetCursor(c->drm.fd, output->crtc_id, handle,
>+				c->cursor_width, c->cursor_height)) {
> 			weston_log("failed to set cursor: %m\n");
> 			c->cursors_are_broken = 1;
> 		}
>@@ -1296,6 +1307,14 @@ init_drm(struct drm_compositor *ec, struct udev_device *device)
> 	else
> 		ec->clock = CLOCK_REALTIME;
> 
>+	ret = drmGetCap(fd, DRM_CAP_CURSOR_WIDTH, &cap);
>+	if (ret == 0)
>+		ec->cursor_width = cap;
>+
>+	ret = drmGetCap(fd, DRM_CAP_CURSOR_HEIGHT, &cap);
>+	if (ret == 0)
>+		ec->cursor_height = cap;
>+
> 	return 0;
> }
> 
>@@ -1554,15 +1573,17 @@ drm_output_init_egl(struct drm_output *output, struct drm_compositor *ec)
> 		return -1;
> 	}
> 
>-	flags = GBM_BO_USE_CURSOR_64X64 | GBM_BO_USE_WRITE;
>+	flags = GBM_BO_USE_WRITE;
>+	if (ec->cursor_width == 64 && ec->cursor_height == 64)
>+		flags = GBM_BO_USE_CURSOR_64X64 | flags;
> 
> 	for (i = 0; i < 2; i++) {
> 		if (output->cursor_bo[i])
> 			continue;
> 
> 		output->cursor_bo[i] =
>-			gbm_bo_create(ec->gbm, 64, 64, GBM_FORMAT_ARGB8888,
>-				      flags);
>+			gbm_bo_create(ec->gbm, ec->cursor_width, ec->cursor_height,
>+				GBM_FORMAT_ARGB8888, flags);
> 	}
> 
> 	if (output->cursor_bo[0] == NULL || output->cursor_bo[1] == NULL) {
>-- 
>2.0.0
>
>
>From 1ad205f7ceff660836f2df8494e9188c4c156600 Mon Sep 17 00:00:00 2001
>From: =?UTF-8?q?Alvaro=20Fernando=20Garc=C3=ADa?=
> <alvarofernandogarcia@gmail.com>
>Date: Mon, 9 Jun 2014 10:01:23 -0300
>Subject: [PATCH 2/2] Init cursor size to 64x64 if drmGetCap() fails.
>
>---
> src/compositor-drm.c | 4 ++++
> 1 file changed, 4 insertions(+)
>
>diff --git a/src/compositor-drm.c b/src/compositor-drm.c
>index 4d23b7c..3c455bf 100644
>--- a/src/compositor-drm.c
>+++ b/src/compositor-drm.c
>@@ -1310,10 +1310,14 @@ init_drm(struct drm_compositor *ec, struct udev_device *device)
> 	ret = drmGetCap(fd, DRM_CAP_CURSOR_WIDTH, &cap);
> 	if (ret == 0)
> 		ec->cursor_width = cap;
>+	else
>+		ec->cursor_width = 64;
> 
> 	ret = drmGetCap(fd, DRM_CAP_CURSOR_HEIGHT, &cap);
> 	if (ret == 0)
> 		ec->cursor_height = cap;
>+	else
>+		ec->cursor_height = 64;
> 
> 	return 0;
> }
>-- 
>2.0.0
>

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