Some devices such as the radeon chips receive information from user
space which needs to be saved when executing an atomic mode set
operation, else the user space would have to be queried again for the
information.
This patch extends the mode_set_base_atomic() call to pass an argument
to indicate if this is an entry or an exit from an atomic kernel mode
set change. Individual drm drivers can properly save and restore
state accordingly.
Signed-off-by: Jason Wessel <jason.wessel@xxxxxxxxxxxxx>
CC: Jesse Barnes <jbarnes@xxxxxxxxxxxxxxxx>
CC: David Airlie <airlied@xxxxxxxx>
CC: dri-devel@xxxxxxxxxxxxxxxxxxxxx
---
drivers/gpu/drm/drm_fb_helper.c | 5 +++--
drivers/gpu/drm/i915/intel_display.c | 4 ++--
drivers/gpu/drm/nouveau/nv04_crtc.c | 2 +-
drivers/gpu/drm/nouveau/nv50_crtc.c | 2 +-
drivers/gpu/drm/radeon/atombios_crtc.c | 2 +-
drivers/gpu/drm/radeon/radeon_legacy_crtc.c | 2 +-
drivers/gpu/drm/radeon/radeon_mode.h | 4 ++--
include/drm/drm_crtc_helper.h | 3 ++-
8 files changed, 13 insertions(+), 11 deletions(-)
diff --git a/drivers/gpu/drm/drm_fb_helper.c b/drivers/gpu/drm/drm_fb_helper.c
index 6a5e403..625a2d5 100644
--- a/drivers/gpu/drm/drm_fb_helper.c
+++ b/drivers/gpu/drm/drm_fb_helper.c
@@ -263,7 +263,8 @@ int drm_fb_helper_debug_enter(struct fb_info *info)
funcs->mode_set_base_atomic(mode_set->crtc,
mode_set->fb,
mode_set->x,
- mode_set->y);
+ mode_set->y,
+ 1);
}
}
@@ -309,7 +310,7 @@ int drm_fb_helper_debug_leave(struct fb_info *info)
}
funcs->mode_set_base_atomic(mode_set->crtc, fb, crtc->x,
- crtc->y);
+ crtc->y, 0);
}
return 0;
diff --git a/drivers/gpu/drm/i915/intel_display.c b/drivers/gpu/drm/i915/intel_display.c
index b5bf51a..722e620 100644
--- a/drivers/gpu/drm/i915/intel_display.c
+++ b/drivers/gpu/drm/i915/intel_display.c
@@ -1444,7 +1444,7 @@ intel_pin_and_fence_fb_obj(struct drm_device *dev, struct drm_gem_object *obj)
/* Assume fb object is pinned & idle & fenced and just update base pointers */
static int
intel_pipe_set_base_atomic(struct drm_crtc *crtc, struct drm_framebuffer *fb,
- int x, int y)
+ int x, int y, int enter)
{
struct drm_device *dev = crtc->dev;
struct drm_i915_private *dev_priv = dev->dev_private;
@@ -1579,7 +1579,7 @@ intel_pipe_set_base(struct drm_crtc *crtc, int x, int y,
return ret;
}
- ret = intel_pipe_set_base_atomic(crtc, crtc->fb, x, y);
+ ret = intel_pipe_set_base_atomic(crtc, crtc->fb, x, y, 0);
if (ret) {
i915_gem_object_unpin(obj);
mutex_unlock(&dev->struct_mutex);
diff --git a/drivers/gpu/drm/nouveau/nv04_crtc.c b/drivers/gpu/drm/nouveau/nv04_crtc.c
index f5bbd46..fb669dd 100644
--- a/drivers/gpu/drm/nouveau/nv04_crtc.c
+++ b/drivers/gpu/drm/nouveau/nv04_crtc.c
@@ -858,7 +858,7 @@ nv04_crtc_mode_set_base(struct drm_crtc *crtc, int x, int y,
static int
nv04_crtc_mode_set_base_atomic(struct drm_crtc *crtc,
struct drm_framebuffer *fb,
- int x, int y)
+ int x, int y, int enter)
{
return nv04_crtc_do_mode_set_base(crtc, fb, x, y, true);
}
diff --git a/drivers/gpu/drm/nouveau/nv50_crtc.c b/drivers/gpu/drm/nouveau/nv50_crtc.c
index f41b448..727a7a1 100644
--- a/drivers/gpu/drm/nouveau/nv50_crtc.c
+++ b/drivers/gpu/drm/nouveau/nv50_crtc.c
@@ -712,7 +712,7 @@ nv50_crtc_mode_set_base(struct drm_crtc *crtc, int x, int y,
static int
nv50_crtc_mode_set_base_atomic(struct drm_crtc *crtc,
struct drm_framebuffer *fb,
- int x, int y)
+ int x, int y, int enter)
{
return nv50_crtc_do_mode_set_base(crtc, fb, x, y, true, true);
}
diff --git a/drivers/gpu/drm/radeon/atombios_crtc.c b/drivers/gpu/drm/radeon/atombios_crtc.c
index 2ab9b36..501e528 100644
--- a/drivers/gpu/drm/radeon/atombios_crtc.c
+++ b/drivers/gpu/drm/radeon/atombios_crtc.c
@@ -1180,7 +1180,7 @@ int atombios_crtc_set_base(struct drm_crtc *crtc, int x, int y,
int atombios_crtc_set_base_atomic(struct drm_crtc *crtc,
struct drm_framebuffer *fb,
- int x, int y)
+ int x, int y, int enter)
{
struct drm_device *dev = crtc->dev;
struct radeon_device *rdev = dev->dev_private;
diff --git a/drivers/gpu/drm/radeon/radeon_legacy_crtc.c b/drivers/gpu/drm/radeon/radeon_legacy_crtc.c
index bfa090e..8752d34 100644
--- a/drivers/gpu/drm/radeon/radeon_legacy_crtc.c
+++ b/drivers/gpu/drm/radeon/radeon_legacy_crtc.c
@@ -353,7 +353,7 @@ int radeon_crtc_set_base(struct drm_crtc *crtc, int x, int y,
int radeon_crtc_set_base_atomic(struct drm_crtc *crtc,
struct drm_framebuffer *fb,
- int x, int y)
+ int x, int y, int enter)
{
return radeon_crtc_do_set_base(crtc, fb, x, y, 1);
}
diff --git a/drivers/gpu/drm/radeon/radeon_mode.h b/drivers/gpu/drm/radeon/radeon_mode.h
index 9dd27c2..c4116d3 100644
--- a/drivers/gpu/drm/radeon/radeon_mode.h
+++ b/drivers/gpu/drm/radeon/radeon_mode.h
@@ -516,7 +516,7 @@ extern int atombios_crtc_set_base(struct drm_crtc *crtc, int x, int y,
struct drm_framebuffer *old_fb);
extern int atombios_crtc_set_base_atomic(struct drm_crtc *crtc,
struct drm_framebuffer *fb,
- int x, int y);
+ int x, int y, int enter);
extern int atombios_crtc_mode_set(struct drm_crtc *crtc,
struct drm_display_mode *mode,
struct drm_display_mode *adjusted_mode,
@@ -528,7 +528,7 @@ extern int radeon_crtc_set_base(struct drm_crtc *crtc, int x, int y,
struct drm_framebuffer *old_fb);
extern int radeon_crtc_set_base_atomic(struct drm_crtc *crtc,
struct drm_framebuffer *fb,
- int x, int y);
+ int x, int y, int enter);
extern int radeon_crtc_do_set_base(struct drm_crtc *crtc,
struct drm_framebuffer *fb,
int x, int y, int atomic);
diff --git a/include/drm/drm_crtc_helper.h b/include/drm/drm_crtc_helper.h
index 59b7073..6a9f393 100644
--- a/include/drm/drm_crtc_helper.h
+++ b/include/drm/drm_crtc_helper.h
@@ -61,7 +61,8 @@ struct drm_crtc_helper_funcs {
int (*mode_set_base)(struct drm_crtc *crtc, int x, int y,
struct drm_framebuffer *old_fb);
int (*mode_set_base_atomic)(struct drm_crtc *crtc,
- struct drm_framebuffer *fb, int x, int y);
+ struct drm_framebuffer *fb, int x, int y,
+ int is_enter);
/* reload the current crtc LUT */
void (*load_lut)(struct drm_crtc *crtc);
--
1.6.3.3
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