* [PATCH] drm/radeon: Hide cursor on CRTCs used by fbdev
@ 2014-11-28 2:48 Michel Dänzer
2014-11-28 13:38 ` Daniel Vetter
2014-12-01 3:29 ` Alex Deucher
0 siblings, 2 replies; 4+ messages in thread
From: Michel Dänzer @ 2014-11-28 2:48 UTC (permalink / raw)
To: dri-devel
From: Michel Dänzer <michel.daenzer@amd.com>
Since we are now preserving the cursor across modesets, the cursor could
be left over in console if e.g. X crashed.
Signed-off-by: Michel Dänzer <michel.daenzer@amd.com>
---
drivers/gpu/drm/radeon/radeon_fb.c | 29 ++++++++++++++++++++++++++++-
1 file changed, 28 insertions(+), 1 deletion(-)
diff --git a/drivers/gpu/drm/radeon/radeon_fb.c b/drivers/gpu/drm/radeon/radeon_fb.c
index 0ea1db8..311886b 100644
--- a/drivers/gpu/drm/radeon/radeon_fb.c
+++ b/drivers/gpu/drm/radeon/radeon_fb.c
@@ -48,10 +48,37 @@ struct radeon_fbdev {
struct radeon_device *rdev;
};
+/**
+ * radeon_fb_helper_set_par - Hide cursor on CRTCs used by fbdev.
+ *
+ * @info: fbdev info
+ *
+ * This function hides the cursor on all CRTCs used by fbdev.
+ */
+static int radeon_fb_helper_set_par(struct fb_info *info)
+{
+ int ret;
+
+ ret = drm_fb_helper_set_par(info);
+
+ if (ret == 0) {
+ struct drm_fb_helper *fb_helper = info->par;
+ int i;
+
+ for (i = 0; i < fb_helper->crtc_count; i++) {
+ struct drm_crtc *crtc = fb_helper->crtc_info[i].mode_set.crtc;
+
+ radeon_crtc_cursor_set2(crtc, NULL, 0, 0, 0, 0, 0);
+ }
+ }
+
+ return ret;
+}
+
static struct fb_ops radeonfb_ops = {
.owner = THIS_MODULE,
.fb_check_var = drm_fb_helper_check_var,
- .fb_set_par = drm_fb_helper_set_par,
+ .fb_set_par = radeon_fb_helper_set_par,
.fb_fillrect = cfb_fillrect,
.fb_copyarea = cfb_copyarea,
.fb_imageblit = cfb_imageblit,
--
2.1.3
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^ permalink raw reply related [flat|nested] 4+ messages in thread
* Re: [PATCH] drm/radeon: Hide cursor on CRTCs used by fbdev
2014-11-28 2:48 [PATCH] drm/radeon: Hide cursor on CRTCs used by fbdev Michel Dänzer
@ 2014-11-28 13:38 ` Daniel Vetter
2014-12-01 3:31 ` Michel Dänzer
2014-12-01 3:29 ` Alex Deucher
1 sibling, 1 reply; 4+ messages in thread
From: Daniel Vetter @ 2014-11-28 13:38 UTC (permalink / raw)
To: Michel Dänzer; +Cc: dri-devel
On Fri, Nov 28, 2014 at 11:48:48AM +0900, Michel Dänzer wrote:
> From: Michel Dänzer <michel.daenzer@amd.com>
>
> Since we are now preserving the cursor across modesets, the cursor could
> be left over in console if e.g. X crashed.
I'd add a fixme for this since if you implement universal plane support
fbdev will automatically disable all non-primary planes (and so the
cursor).
Cheers, Daniel
>
> Signed-off-by: Michel Dänzer <michel.daenzer@amd.com>
> ---
> drivers/gpu/drm/radeon/radeon_fb.c | 29 ++++++++++++++++++++++++++++-
> 1 file changed, 28 insertions(+), 1 deletion(-)
>
> diff --git a/drivers/gpu/drm/radeon/radeon_fb.c b/drivers/gpu/drm/radeon/radeon_fb.c
> index 0ea1db8..311886b 100644
> --- a/drivers/gpu/drm/radeon/radeon_fb.c
> +++ b/drivers/gpu/drm/radeon/radeon_fb.c
> @@ -48,10 +48,37 @@ struct radeon_fbdev {
> struct radeon_device *rdev;
> };
>
> +/**
> + * radeon_fb_helper_set_par - Hide cursor on CRTCs used by fbdev.
> + *
> + * @info: fbdev info
> + *
> + * This function hides the cursor on all CRTCs used by fbdev.
> + */
> +static int radeon_fb_helper_set_par(struct fb_info *info)
> +{
> + int ret;
> +
> + ret = drm_fb_helper_set_par(info);
> +
> + if (ret == 0) {
> + struct drm_fb_helper *fb_helper = info->par;
> + int i;
> +
> + for (i = 0; i < fb_helper->crtc_count; i++) {
> + struct drm_crtc *crtc = fb_helper->crtc_info[i].mode_set.crtc;
> +
> + radeon_crtc_cursor_set2(crtc, NULL, 0, 0, 0, 0, 0);
> + }
> + }
> +
> + return ret;
> +}
> +
> static struct fb_ops radeonfb_ops = {
> .owner = THIS_MODULE,
> .fb_check_var = drm_fb_helper_check_var,
> - .fb_set_par = drm_fb_helper_set_par,
> + .fb_set_par = radeon_fb_helper_set_par,
> .fb_fillrect = cfb_fillrect,
> .fb_copyarea = cfb_copyarea,
> .fb_imageblit = cfb_imageblit,
> --
> 2.1.3
>
> _______________________________________________
> dri-devel mailing list
> dri-devel@lists.freedesktop.org
> http://lists.freedesktop.org/mailman/listinfo/dri-devel
--
Daniel Vetter
Software Engineer, Intel Corporation
+41 (0) 79 365 57 48 - http://blog.ffwll.ch
_______________________________________________
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http://lists.freedesktop.org/mailman/listinfo/dri-devel
^ permalink raw reply [flat|nested] 4+ messages in thread
* Re: [PATCH] drm/radeon: Hide cursor on CRTCs used by fbdev
2014-11-28 2:48 [PATCH] drm/radeon: Hide cursor on CRTCs used by fbdev Michel Dänzer
2014-11-28 13:38 ` Daniel Vetter
@ 2014-12-01 3:29 ` Alex Deucher
1 sibling, 0 replies; 4+ messages in thread
From: Alex Deucher @ 2014-12-01 3:29 UTC (permalink / raw)
To: Michel Dänzer; +Cc: Maling list - DRI developers
On Thu, Nov 27, 2014 at 9:48 PM, Michel Dänzer <michel@daenzer.net> wrote:
> From: Michel Dänzer <michel.daenzer@amd.com>
>
> Since we are now preserving the cursor across modesets, the cursor could
> be left over in console if e.g. X crashed.
>
> Signed-off-by: Michel Dänzer <michel.daenzer@amd.com>
Added to my -next tree with a comment about universal plane support.
Thanks,
Alex
> ---
> drivers/gpu/drm/radeon/radeon_fb.c | 29 ++++++++++++++++++++++++++++-
> 1 file changed, 28 insertions(+), 1 deletion(-)
>
> diff --git a/drivers/gpu/drm/radeon/radeon_fb.c b/drivers/gpu/drm/radeon/radeon_fb.c
> index 0ea1db8..311886b 100644
> --- a/drivers/gpu/drm/radeon/radeon_fb.c
> +++ b/drivers/gpu/drm/radeon/radeon_fb.c
> @@ -48,10 +48,37 @@ struct radeon_fbdev {
> struct radeon_device *rdev;
> };
>
> +/**
> + * radeon_fb_helper_set_par - Hide cursor on CRTCs used by fbdev.
> + *
> + * @info: fbdev info
> + *
> + * This function hides the cursor on all CRTCs used by fbdev.
> + */
> +static int radeon_fb_helper_set_par(struct fb_info *info)
> +{
> + int ret;
> +
> + ret = drm_fb_helper_set_par(info);
> +
> + if (ret == 0) {
> + struct drm_fb_helper *fb_helper = info->par;
> + int i;
> +
> + for (i = 0; i < fb_helper->crtc_count; i++) {
> + struct drm_crtc *crtc = fb_helper->crtc_info[i].mode_set.crtc;
> +
> + radeon_crtc_cursor_set2(crtc, NULL, 0, 0, 0, 0, 0);
> + }
> + }
> +
> + return ret;
> +}
> +
> static struct fb_ops radeonfb_ops = {
> .owner = THIS_MODULE,
> .fb_check_var = drm_fb_helper_check_var,
> - .fb_set_par = drm_fb_helper_set_par,
> + .fb_set_par = radeon_fb_helper_set_par,
> .fb_fillrect = cfb_fillrect,
> .fb_copyarea = cfb_copyarea,
> .fb_imageblit = cfb_imageblit,
> --
> 2.1.3
>
> _______________________________________________
> dri-devel mailing list
> dri-devel@lists.freedesktop.org
> http://lists.freedesktop.org/mailman/listinfo/dri-devel
_______________________________________________
dri-devel mailing list
dri-devel@lists.freedesktop.org
http://lists.freedesktop.org/mailman/listinfo/dri-devel
^ permalink raw reply [flat|nested] 4+ messages in thread
* Re: [PATCH] drm/radeon: Hide cursor on CRTCs used by fbdev
2014-11-28 13:38 ` Daniel Vetter
@ 2014-12-01 3:31 ` Michel Dänzer
0 siblings, 0 replies; 4+ messages in thread
From: Michel Dänzer @ 2014-12-01 3:31 UTC (permalink / raw)
To: Daniel Vetter; +Cc: dri-devel
On 28.11.2014 22:38, Daniel Vetter wrote:
> On Fri, Nov 28, 2014 at 11:48:48AM +0900, Michel Dänzer wrote:
>> From: Michel Dänzer <michel.daenzer@amd.com>
>>
>> Since we are now preserving the cursor across modesets, the cursor could
>> be left over in console if e.g. X crashed.
>
> I'd add a fixme for this since if you implement universal plane support
> fbdev will automatically disable all non-primary planes (and so the
> cursor).
Thanks Daniel for the suggestion, and Alex for merging the patch.
--
Earthling Michel Dänzer | http://www.amd.com
Libre software enthusiast | Mesa and X developer
_______________________________________________
dri-devel mailing list
dri-devel@lists.freedesktop.org
http://lists.freedesktop.org/mailman/listinfo/dri-devel
^ permalink raw reply [flat|nested] 4+ messages in thread
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2014-11-28 2:48 [PATCH] drm/radeon: Hide cursor on CRTCs used by fbdev Michel Dänzer
2014-11-28 13:38 ` Daniel Vetter
2014-12-01 3:31 ` Michel Dänzer
2014-12-01 3:29 ` Alex Deucher
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