[PATCH v4 05/11] drm/amd/display: Store tiling_flags in the framebuffer.
Bas Nieuwenhuizen
bas at basnieuwenhuizen.nl
Wed Oct 28 23:52:35 UTC 2020
This moves the tiling_flags to the framebuffer creation.
This way the time of the "tiling" decision is the same as it
would be with modifiers.
Signed-off-by: Bas Nieuwenhuizen <bas at basnieuwenhuizen.nl>
Reviewed-by: Alex Deucher <alexander.deucher at amd.com>
Reviewed-by: Nicholas Kazlauskas <nicholas.kazlauskas at amd.com>
---
drivers/gpu/drm/amd/amdgpu/amdgpu_display.c | 48 +++++++++++-
drivers/gpu/drm/amd/amdgpu/amdgpu_mode.h | 3 +
.../gpu/drm/amd/display/amdgpu_dm/amdgpu_dm.c | 73 +++----------------
.../gpu/drm/amd/display/amdgpu_dm/amdgpu_dm.h | 2 -
4 files changed, 59 insertions(+), 67 deletions(-)
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_display.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_display.c
index 9e92d2a070ac..1a2664c3fc26 100644
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_display.c
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_display.c
@@ -541,6 +541,39 @@ uint32_t amdgpu_display_supported_domains(struct amdgpu_device *adev,
return domain;
}
+static int amdgpu_display_get_fb_info(const struct amdgpu_framebuffer *amdgpu_fb,
+ uint64_t *tiling_flags, bool *tmz_surface)
+{
+ struct amdgpu_bo *rbo;
+ int r;
+
+ if (!amdgpu_fb) {
+ *tiling_flags = 0;
+ *tmz_surface = false;
+ return 0;
+ }
+
+ rbo = gem_to_amdgpu_bo(amdgpu_fb->base.obj[0]);
+ r = amdgpu_bo_reserve(rbo, false);
+
+ if (unlikely(r)) {
+ /* Don't show error message when returning -ERESTARTSYS */
+ if (r != -ERESTARTSYS)
+ DRM_ERROR("Unable to reserve buffer: %d\n", r);
+ return r;
+ }
+
+ if (tiling_flags)
+ amdgpu_bo_get_tiling_flags(rbo, tiling_flags);
+
+ if (tmz_surface)
+ *tmz_surface = amdgpu_bo_encrypted(rbo);
+
+ amdgpu_bo_unreserve(rbo);
+
+ return r;
+}
+
int amdgpu_display_framebuffer_init(struct drm_device *dev,
struct amdgpu_framebuffer *rfb,
const struct drm_mode_fb_cmd2 *mode_cmd,
@@ -550,11 +583,18 @@ int amdgpu_display_framebuffer_init(struct drm_device *dev,
rfb->base.obj[0] = obj;
drm_helper_mode_fill_fb_struct(dev, &rfb->base, mode_cmd);
ret = drm_framebuffer_init(dev, &rfb->base, &amdgpu_fb_funcs);
- if (ret) {
- rfb->base.obj[0] = NULL;
- return ret;
- }
+ if (ret)
+ goto fail;
+
+ ret = amdgpu_display_get_fb_info(rfb, &rfb->tiling_flags, &rfb->tmz_surface);
+ if (ret)
+ goto fail;
+
return 0;
+
+fail:
+ rfb->base.obj[0] = NULL;
+ return ret;
}
struct drm_framebuffer *
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_mode.h b/drivers/gpu/drm/amd/amdgpu/amdgpu_mode.h
index 345cb0464370..39866ed81c16 100644
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_mode.h
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_mode.h
@@ -304,6 +304,9 @@ struct amdgpu_display_funcs {
struct amdgpu_framebuffer {
struct drm_framebuffer base;
+ uint64_t tiling_flags;
+ bool tmz_surface;
+
/* caching for later use */
uint64_t address;
};
diff --git a/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm.c b/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm.c
index 833887b9b0ad..5a0efaefbd7f 100644
--- a/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm.c
+++ b/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm.c
@@ -3839,39 +3839,6 @@ static int fill_dc_scaling_info(const struct drm_plane_state *state,
return 0;
}
-static int get_fb_info(const struct amdgpu_framebuffer *amdgpu_fb,
- uint64_t *tiling_flags, bool *tmz_surface)
-{
- struct amdgpu_bo *rbo;
- int r;
-
- if (!amdgpu_fb) {
- *tiling_flags = 0;
- *tmz_surface = false;
- return 0;
- }
-
- rbo = gem_to_amdgpu_bo(amdgpu_fb->base.obj[0]);
- r = amdgpu_bo_reserve(rbo, false);
-
- if (unlikely(r)) {
- /* Don't show error message when returning -ERESTARTSYS */
- if (r != -ERESTARTSYS)
- DRM_ERROR("Unable to reserve buffer: %d\n", r);
- return r;
- }
-
- if (tiling_flags)
- amdgpu_bo_get_tiling_flags(rbo, tiling_flags);
-
- if (tmz_surface)
- *tmz_surface = amdgpu_bo_encrypted(rbo);
-
- amdgpu_bo_unreserve(rbo);
-
- return r;
-}
-
static inline uint64_t get_dcc_address(uint64_t address, uint64_t tiling_flags)
{
uint32_t offset = AMDGPU_TILING_GET(tiling_flags, DCC_OFFSET_256B);
@@ -4287,7 +4254,7 @@ static int fill_dc_plane_attributes(struct amdgpu_device *adev,
struct drm_crtc_state *crtc_state)
{
struct dm_crtc_state *dm_crtc_state = to_dm_crtc_state(crtc_state);
- struct dm_plane_state *dm_plane_state = to_dm_plane_state(plane_state);
+ struct amdgpu_framebuffer *afb = (struct amdgpu_framebuffer *)plane_state->fb;
struct dc_scaling_info scaling_info;
struct dc_plane_info plane_info;
int ret;
@@ -4304,10 +4271,10 @@ static int fill_dc_plane_attributes(struct amdgpu_device *adev,
force_disable_dcc = adev->asic_type == CHIP_RAVEN && adev->in_suspend;
ret = fill_dc_plane_info_and_addr(adev, plane_state,
- dm_plane_state->tiling_flags,
+ afb->tiling_flags,
&plane_info,
&dc_plane_state->address,
- dm_plane_state->tmz_surface,
+ afb->tmz_surface,
force_disable_dcc);
if (ret)
return ret;
@@ -5913,10 +5880,6 @@ dm_drm_plane_duplicate_state(struct drm_plane *plane)
dc_plane_state_retain(dm_plane_state->dc_state);
}
- /* Framebuffer hasn't been updated yet, so retain old flags. */
- dm_plane_state->tiling_flags = old_dm_plane_state->tiling_flags;
- dm_plane_state->tmz_surface = old_dm_plane_state->tmz_surface;
-
return &dm_plane_state->base;
}
@@ -6021,10 +5984,10 @@ static int dm_plane_helper_prepare_fb(struct drm_plane *plane,
fill_plane_buffer_attributes(
adev, afb, plane_state->format, plane_state->rotation,
- dm_plane_state_new->tiling_flags,
+ afb->tiling_flags,
&plane_state->tiling_info, &plane_state->plane_size,
&plane_state->dcc, &plane_state->address,
- dm_plane_state_new->tmz_surface, force_disable_dcc);
+ afb->tmz_surface, force_disable_dcc);
}
return 0;
@@ -7287,6 +7250,7 @@ static void amdgpu_dm_commit_planes(struct drm_atomic_state *state,
struct drm_crtc *crtc = new_plane_state->crtc;
struct drm_crtc_state *new_crtc_state;
struct drm_framebuffer *fb = new_plane_state->fb;
+ struct amdgpu_framebuffer *afb = (struct amdgpu_framebuffer *)fb;
bool plane_needs_flip;
struct dc_plane_state *dc_plane;
struct dm_plane_state *dm_new_plane_state = to_dm_plane_state(new_plane_state);
@@ -7341,10 +7305,10 @@ static void amdgpu_dm_commit_planes(struct drm_atomic_state *state,
fill_dc_plane_info_and_addr(
dm->adev, new_plane_state,
- dm_new_plane_state->tiling_flags,
+ afb->tiling_flags,
&bundle->plane_infos[planes_count],
&bundle->flip_addrs[planes_count].address,
- dm_new_plane_state->tmz_surface, false);
+ afb->tmz_surface, false);
DRM_DEBUG_DRIVER("plane: id=%d dcc_en=%d\n",
new_plane_state->plane->index,
@@ -8483,8 +8447,7 @@ static bool should_reset_plane(struct drm_atomic_state *state,
* TODO: Come up with a more elegant solution for this.
*/
for_each_oldnew_plane_in_state(state, other, old_other_state, new_other_state, i) {
- struct dm_plane_state *old_dm_plane_state, *new_dm_plane_state;
-
+ struct amdgpu_framebuffer *old_afb, *new_afb;
if (other->type == DRM_PLANE_TYPE_CURSOR)
continue;
@@ -8528,12 +8491,11 @@ static bool should_reset_plane(struct drm_atomic_state *state,
if (old_other_state->fb->format != new_other_state->fb->format)
return true;
- old_dm_plane_state = to_dm_plane_state(old_other_state);
- new_dm_plane_state = to_dm_plane_state(new_other_state);
+ old_afb = (struct amdgpu_framebuffer *)old_other_state->fb;
+ new_afb = (struct amdgpu_framebuffer *)new_other_state->fb;
/* Tiling and DCC changes also require bandwidth updates. */
- if (old_dm_plane_state->tiling_flags !=
- new_dm_plane_state->tiling_flags)
+ if (old_afb->tiling_flags != new_afb->tiling_flags)
return true;
}
@@ -8859,17 +8821,6 @@ static int amdgpu_dm_atomic_check(struct drm_device *dev,
}
}
- /* Prepass for updating tiling flags on new planes. */
- for_each_new_plane_in_state(state, plane, new_plane_state, i) {
- struct dm_plane_state *new_dm_plane_state = to_dm_plane_state(new_plane_state);
- struct amdgpu_framebuffer *new_afb = to_amdgpu_framebuffer(new_plane_state->fb);
-
- ret = get_fb_info(new_afb, &new_dm_plane_state->tiling_flags,
- &new_dm_plane_state->tmz_surface);
- if (ret)
- goto fail;
- }
-
/* Remove exiting planes if they are modified */
for_each_oldnew_plane_in_state_reverse(state, plane, old_plane_state, new_plane_state, i) {
ret = dm_update_plane_state(dc, state, plane,
diff --git a/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm.h b/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm.h
index a46338410ddd..9308bed3c4fe 100644
--- a/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm.h
+++ b/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm.h
@@ -420,8 +420,6 @@ struct dc_plane_state;
struct dm_plane_state {
struct drm_plane_state base;
struct dc_plane_state *dc_state;
- uint64_t tiling_flags;
- bool tmz_surface;
};
struct dm_crtc_state {
--
2.28.0
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