drm/atomic: pass old crtc state to atomic_begin/flush.

In intel it's useful to keep track of some state changes with old
crtc state vs new state, for example to disable initial planes or
when a modeset's prevented during fastboot.

Cc: dri-devel@lists.freedesktop.org
Signed-off-by: Maarten Lankhorst <maarten.lankhorst@linux.intel.com>
Reviewed-by: Ander Conselvan de Oliveira <conselvan2@gmail.com>
[danvet: squash in fixup for exynos provided by Maarten.]
Signed-off-by: Daniel Vetter <daniel.vetter@ffwll.ch>

diff --git a/drivers/gpu/drm/atmel-hlcdc/atmel_hlcdc_crtc.c b/drivers/gpu/drm/atmel-hlcdc/atmel_hlcdc_crtc.c
index f69b92535505b5ae1c899d6f9b08f76501851fa7..8b8fe3762ca9dba11c73b24f1dea6f75bb0ec009 100644 (file)
--- a/drivers/gpu/drm/atmel-hlcdc/atmel_hlcdc_crtc.c
+++ b/drivers/gpu/drm/atmel-hlcdc/atmel_hlcdc_crtc.c
@@ -239,7 +239,8 @@ static int atmel_hlcdc_crtc_atomic_check(struct drm_crtc *c,
        return atmel_hlcdc_plane_prepare_disc_area(s);
 }
 
-static void atmel_hlcdc_crtc_atomic_begin(struct drm_crtc *c)
+static void atmel_hlcdc_crtc_atomic_begin(struct drm_crtc *c,
+                                         struct drm_crtc_state *old_s)
 {
        struct atmel_hlcdc_crtc *crtc = drm_crtc_to_atmel_hlcdc_crtc(c);
 
@@ -253,7 +254,8 @@ static void atmel_hlcdc_crtc_atomic_begin(struct drm_crtc *c)
        }
 }
 
-static void atmel_hlcdc_crtc_atomic_flush(struct drm_crtc *crtc)
+static void atmel_hlcdc_crtc_atomic_flush(struct drm_crtc *crtc,
+                                         struct drm_crtc_state *old_s)
 {
        /* TODO: write common plane control register if available */
 }

diff --git a/drivers/gpu/drm/drm_atomic_helper.c b/drivers/gpu/drm/drm_atomic_helper.c
index 10bcdd554501cfc372110ce04fa34de8e3da6bba..5ec13c7cc832a2eff9f3defb82d56a4b231a64d6 100644 (file)
--- a/drivers/gpu/drm/drm_atomic_helper.c
+++ b/drivers/gpu/drm/drm_atomic_helper.c
@@ -1164,7 +1164,7 @@ void drm_atomic_helper_commit_planes(struct drm_device *dev,
                if (!funcs || !funcs->atomic_begin)
                        continue;
 
-               funcs->atomic_begin(crtc);
+               funcs->atomic_begin(crtc, old_crtc_state);
        }
 
        for_each_plane_in_state(old_state, plane, old_plane_state, i) {
@@ -1194,7 +1194,7 @@ void drm_atomic_helper_commit_planes(struct drm_device *dev,
                if (!funcs || !funcs->atomic_flush)
                        continue;
 
-               funcs->atomic_flush(crtc);
+               funcs->atomic_flush(crtc, old_crtc_state);
        }
 }
 EXPORT_SYMBOL(drm_atomic_helper_commit_planes);
@@ -1230,7 +1230,7 @@ drm_atomic_helper_commit_planes_on_crtc(struct drm_crtc_state *old_crtc_state)
 
        crtc_funcs = crtc->helper_private;
        if (crtc_funcs && crtc_funcs->atomic_begin)
-               crtc_funcs->atomic_begin(crtc);
+               crtc_funcs->atomic_begin(crtc, old_crtc_state);
 
        drm_for_each_plane_mask(plane, crtc->dev, plane_mask) {
                struct drm_plane_state *old_plane_state =
@@ -1253,7 +1253,7 @@ drm_atomic_helper_commit_planes_on_crtc(struct drm_crtc_state *old_crtc_state)
        }
 
        if (crtc_funcs && crtc_funcs->atomic_flush)
-               crtc_funcs->atomic_flush(crtc);
+               crtc_funcs->atomic_flush(crtc, old_crtc_state);
 }
 EXPORT_SYMBOL(drm_atomic_helper_commit_planes_on_crtc);
 

diff --git a/drivers/gpu/drm/drm_plane_helper.c b/drivers/gpu/drm/drm_plane_helper.c
index 46c7045733061e13c169d1c632fa80d82853c42a..5e5a07af02c85c4297df213847759bd620a82390 100644 (file)
--- a/drivers/gpu/drm/drm_plane_helper.c
+++ b/drivers/gpu/drm/drm_plane_helper.c
@@ -437,7 +437,7 @@ int drm_plane_helper_commit(struct drm_plane *plane,
 
        for (i = 0; i < 2; i++) {
                if (crtc_funcs[i] && crtc_funcs[i]->atomic_begin)
-                       crtc_funcs[i]->atomic_begin(crtc[i]);
+                       crtc_funcs[i]->atomic_begin(crtc[i], crtc[i]->state);
        }
 
        /*
@@ -452,7 +452,7 @@ int drm_plane_helper_commit(struct drm_plane *plane,
 
        for (i = 0; i < 2; i++) {
                if (crtc_funcs[i] && crtc_funcs[i]->atomic_flush)
-                       crtc_funcs[i]->atomic_flush(crtc[i]);
+                       crtc_funcs[i]->atomic_flush(crtc[i], crtc[i]->state);
        }
 
        /*

diff --git a/drivers/gpu/drm/exynos/exynos_drm_crtc.c b/drivers/gpu/drm/exynos/exynos_drm_crtc.c
index 644b4b76e07176e3df75b0415227eac162fb3d26..1610757230a5f2545f7dbb7b77367cf2c5d6cc56 100644 (file)
--- a/drivers/gpu/drm/exynos/exynos_drm_crtc.c
+++ b/drivers/gpu/drm/exynos/exynos_drm_crtc.c
@@ -80,7 +80,8 @@ exynos_drm_crtc_mode_set_nofb(struct drm_crtc *crtc)
                exynos_crtc->ops->commit(exynos_crtc);
 }
 
-static void exynos_crtc_atomic_begin(struct drm_crtc *crtc)
+static void exynos_crtc_atomic_begin(struct drm_crtc *crtc,
+                                    struct drm_crtc_state *old_crtc_state)
 {
        struct exynos_drm_crtc *exynos_crtc = to_exynos_crtc(crtc);
 
@@ -90,7 +91,8 @@ static void exynos_crtc_atomic_begin(struct drm_crtc *crtc)
        }
 }
 
-static void exynos_crtc_atomic_flush(struct drm_crtc *crtc)
+static void exynos_crtc_atomic_flush(struct drm_crtc *crtc,
+                                    struct drm_crtc_state *old_crtc_state)
 {
 }
 

diff --git a/drivers/gpu/drm/i915/intel_display.c b/drivers/gpu/drm/i915/intel_display.c
index 07cee59edece41b73d0b90053f8571c8ca5ba3fc..40c73da2abcfd25db165c870a83b822b951b1e8d 100644 (file)
--- a/drivers/gpu/drm/i915/intel_display.c
+++ b/drivers/gpu/drm/i915/intel_display.c
@@ -102,8 +102,8 @@ static void vlv_prepare_pll(struct intel_crtc *crtc,
                            const struct intel_crtc_state *pipe_config);
 static void chv_prepare_pll(struct intel_crtc *crtc,
                            const struct intel_crtc_state *pipe_config);
-static void intel_begin_crtc_commit(struct drm_crtc *crtc);
-static void intel_finish_crtc_commit(struct drm_crtc *crtc);
+static void intel_begin_crtc_commit(struct drm_crtc *, struct drm_crtc_state *);
+static void intel_finish_crtc_commit(struct drm_crtc *, struct drm_crtc_state *);
 static void skl_init_scalers(struct drm_device *dev, struct intel_crtc *intel_crtc,
        struct intel_crtc_state *crtc_state);
 static int i9xx_get_refclk(const struct intel_crtc_state *crtc_state,
@@ -13628,7 +13628,8 @@ intel_disable_primary_plane(struct drm_plane *plane,
        dev_priv->display.update_primary_plane(crtc, NULL, 0, 0);
 }
 
-static void intel_begin_crtc_commit(struct drm_crtc *crtc)
+static void intel_begin_crtc_commit(struct drm_crtc *crtc,
+                                   struct drm_crtc_state *old_crtc_state)
 {
        struct drm_device *dev = crtc->dev;
        struct intel_crtc *intel_crtc = to_intel_crtc(crtc);
@@ -13644,7 +13645,8 @@ static void intel_begin_crtc_commit(struct drm_crtc *crtc)
                skl_detach_scalers(intel_crtc);
 }
 
-static void intel_finish_crtc_commit(struct drm_crtc *crtc)
+static void intel_finish_crtc_commit(struct drm_crtc *crtc,
+                                    struct drm_crtc_state *old_crtc_state)
 {
        struct intel_crtc *intel_crtc = to_intel_crtc(crtc);
 

diff --git a/drivers/gpu/drm/msm/mdp/mdp4/mdp4_crtc.c b/drivers/gpu/drm/msm/mdp/mdp4/mdp4_crtc.c
index c4bb9d9c7667e8453242fced07eae6d06c63bf74..4dc158ed2e9540ccb6358ce43aaec9d3adf8f1d1 100644 (file)
--- a/drivers/gpu/drm/msm/mdp/mdp4/mdp4_crtc.c
+++ b/drivers/gpu/drm/msm/mdp/mdp4/mdp4_crtc.c
@@ -334,13 +334,15 @@ static int mdp4_crtc_atomic_check(struct drm_crtc *crtc,
        return 0;
 }
 
-static void mdp4_crtc_atomic_begin(struct drm_crtc *crtc)
+static void mdp4_crtc_atomic_begin(struct drm_crtc *crtc,
+                                  struct drm_crtc_state *old_crtc_state)
 {
        struct mdp4_crtc *mdp4_crtc = to_mdp4_crtc(crtc);
        DBG("%s: begin", mdp4_crtc->name);
 }
 
-static void mdp4_crtc_atomic_flush(struct drm_crtc *crtc)
+static void mdp4_crtc_atomic_flush(struct drm_crtc *crtc,
+                                  struct drm_crtc_state *old_crtc_state)
 {
        struct mdp4_crtc *mdp4_crtc = to_mdp4_crtc(crtc);
        struct drm_device *dev = crtc->dev;

diff --git a/drivers/gpu/drm/msm/mdp/mdp5/mdp5_crtc.c b/drivers/gpu/drm/msm/mdp/mdp5/mdp5_crtc.c
index dea3d2e559b1cdf80c04cb35ca1fc3ae61ba3814..4c1df4e6e5bcaef44736a919b6e9382d7a3240a4 100644 (file)
--- a/drivers/gpu/drm/msm/mdp/mdp5/mdp5_crtc.c
+++ b/drivers/gpu/drm/msm/mdp/mdp5/mdp5_crtc.c
@@ -388,13 +388,15 @@ static int mdp5_crtc_atomic_check(struct drm_crtc *crtc,
        return 0;
 }
 
-static void mdp5_crtc_atomic_begin(struct drm_crtc *crtc)
+static void mdp5_crtc_atomic_begin(struct drm_crtc *crtc,
+                                  struct drm_crtc_state *old_crtc_state)
 {
        struct mdp5_crtc *mdp5_crtc = to_mdp5_crtc(crtc);
        DBG("%s: begin", mdp5_crtc->name);
 }
 
-static void mdp5_crtc_atomic_flush(struct drm_crtc *crtc)
+static void mdp5_crtc_atomic_flush(struct drm_crtc *crtc,
+                                  struct drm_crtc_state *old_crtc_state)
 {
        struct mdp5_crtc *mdp5_crtc = to_mdp5_crtc(crtc);
        struct drm_device *dev = crtc->dev;

diff --git a/drivers/gpu/drm/rcar-du/rcar_du_crtc.c b/drivers/gpu/drm/rcar-du/rcar_du_crtc.c
index 65d6ba6621aca5b1883ac8a4a57a93a92e0ca913..48cb19949ca3f01eeb365b3a1dadc30509888cfd 100644 (file)
--- a/drivers/gpu/drm/rcar-du/rcar_du_crtc.c
+++ b/drivers/gpu/drm/rcar-du/rcar_du_crtc.c
@@ -496,7 +496,8 @@ static bool rcar_du_crtc_mode_fixup(struct drm_crtc *crtc,
        return true;
 }
 
-static void rcar_du_crtc_atomic_begin(struct drm_crtc *crtc)
+static void rcar_du_crtc_atomic_begin(struct drm_crtc *crtc,
+                                     struct drm_crtc_state *old_crtc_state)
 {
        struct drm_pending_vblank_event *event = crtc->state->event;
        struct rcar_du_crtc *rcrtc = to_rcar_crtc(crtc);
@@ -512,7 +513,8 @@ static void rcar_du_crtc_atomic_begin(struct drm_crtc *crtc)
        }
 }
 
-static void rcar_du_crtc_atomic_flush(struct drm_crtc *crtc)
+static void rcar_du_crtc_atomic_flush(struct drm_crtc *crtc,
+                                     struct drm_crtc_state *old_crtc_state)
 {
        struct rcar_du_crtc *rcrtc = to_rcar_crtc(crtc);
 

diff --git a/drivers/gpu/drm/sti/sti_drm_crtc.c b/drivers/gpu/drm/sti/sti_drm_crtc.c
index 6b641c5a2ec7d10609f20a38cbe6bab56c9f4c5e..26e63bf14efe296524f7f72d5bfe1c60d5f29d36 100644 (file)
--- a/drivers/gpu/drm/sti/sti_drm_crtc.c
+++ b/drivers/gpu/drm/sti/sti_drm_crtc.c
@@ -164,7 +164,8 @@ sti_drm_crtc_mode_set_nofb(struct drm_crtc *crtc)
        sti_drm_crtc_mode_set(crtc, &crtc->state->adjusted_mode);
 }
 
-static void sti_drm_atomic_begin(struct drm_crtc *crtc)
+static void sti_drm_atomic_begin(struct drm_crtc *crtc,
+                                struct drm_crtc_state *old_crtc_state)
 {
        struct sti_mixer *mixer = to_sti_mixer(crtc);
 
@@ -178,7 +179,8 @@ static void sti_drm_atomic_begin(struct drm_crtc *crtc)
        }
 }
 
-static void sti_drm_atomic_flush(struct drm_crtc *crtc)
+static void sti_drm_atomic_flush(struct drm_crtc *crtc,
+                                struct drm_crtc_state *old_crtc_state)
 {
 }
 

diff --git a/drivers/gpu/drm/tegra/dc.c b/drivers/gpu/drm/tegra/dc.c
index a287e4fec8653d91e55bb2765e2379984b65bef5..bf8ef3133e5bb929e2fa9d644a89bf7311d2472f 100644 (file)
--- a/drivers/gpu/drm/tegra/dc.c
+++ b/drivers/gpu/drm/tegra/dc.c
@@ -1277,7 +1277,8 @@ static int tegra_crtc_atomic_check(struct drm_crtc *crtc,
        return 0;
 }
 
-static void tegra_crtc_atomic_begin(struct drm_crtc *crtc)
+static void tegra_crtc_atomic_begin(struct drm_crtc *crtc,
+                                   struct drm_crtc_state *old_crtc_state)
 {
        struct tegra_dc *dc = to_tegra_dc(crtc);
 
@@ -1291,7 +1292,8 @@ static void tegra_crtc_atomic_begin(struct drm_crtc *crtc)
        }
 }
 
-static void tegra_crtc_atomic_flush(struct drm_crtc *crtc)
+static void tegra_crtc_atomic_flush(struct drm_crtc *crtc,
+                                   struct drm_crtc_state *old_crtc_state)
 {
        struct tegra_dc_state *state = to_dc_state(crtc->state);
        struct tegra_dc *dc = to_tegra_dc(crtc);

diff --git a/include/drm/drm_crtc_helper.h b/include/drm/drm_crtc_helper.h
index c8fc187061de5fbd9fc8545f602a62baaa45b8cc..01cafcbe7deb5faef7497aae67e49b8dbee39512 100644 (file)
--- a/include/drm/drm_crtc_helper.h
+++ b/include/drm/drm_crtc_helper.h
@@ -108,8 +108,10 @@ struct drm_crtc_helper_funcs {
        /* atomic helpers */
        int (*atomic_check)(struct drm_crtc *crtc,
                            struct drm_crtc_state *state);
-       void (*atomic_begin)(struct drm_crtc *crtc);
-       void (*atomic_flush)(struct drm_crtc *crtc);
+       void (*atomic_begin)(struct drm_crtc *crtc,
+                            struct drm_crtc_state *old_crtc_state);
+       void (*atomic_flush)(struct drm_crtc *crtc,
+                            struct drm_crtc_state *old_crtc_state);
 };
 
 /**