Replace the deprecated drm_bridge_funcs.mode_fixup() with
drm_bridge_funcs.atomic_check().

drm_bridge_funcs.atomic_check() requires the atomic state operations,
update these to the default implementations.
Likewise update enable/disable to their atomic variants.

With these changes omapdrm now implement the full bridge atomic API.

Signed-off-by: Sam Ravnborg <s...@ravnborg.org>
Cc: Sam Ravnborg <s...@ravnborg.org>
Cc: Tomi Valkeinen <tomi.valkei...@ideasonboard.com>
Cc: Cai Huoqing <cai.huoq...@linux.dev>
Cc: Arnd Bergmann <a...@arndb.de>
Cc: Laurent Pinchart <laurent.pinch...@ideasonboard.com>
---
 drivers/gpu/drm/omapdrm/dss/dpi.c  | 31 ++++++++++++++++++------------
 drivers/gpu/drm/omapdrm/dss/sdi.c  | 31 ++++++++++++++++++------------
 drivers/gpu/drm/omapdrm/dss/venc.c | 28 +++++++++++++++++----------
 3 files changed, 56 insertions(+), 34 deletions(-)

diff --git a/drivers/gpu/drm/omapdrm/dss/dpi.c 
b/drivers/gpu/drm/omapdrm/dss/dpi.c
index 030f997eccd0..0a0b49750eca 100644
--- a/drivers/gpu/drm/omapdrm/dss/dpi.c
+++ b/drivers/gpu/drm/omapdrm/dss/dpi.c
@@ -21,6 +21,7 @@
 #include <linux/string.h>
 #include <linux/sys_soc.h>
 
+#include <drm/drm_atomic_state_helper.h>
 #include <drm/drm_bridge.h>
 
 #include "dss.h"
@@ -454,21 +455,22 @@ dpi_bridge_mode_valid(struct drm_bridge *bridge,
        return MODE_OK;
 }
 
-static bool dpi_bridge_mode_fixup(struct drm_bridge *bridge,
-                                  const struct drm_display_mode *mode,
-                                  struct drm_display_mode *adjusted_mode)
+static int dpi_bridge_atomic_check(struct drm_bridge *bridge,
+                                  struct drm_bridge_state *bridge_state,
+                                  struct drm_crtc_state *crtc_state,
+                                  struct drm_connector_state *conn_state)
 {
        struct dpi_data *dpi = drm_bridge_to_dpi(bridge);
-       unsigned long clock = mode->clock * 1000;
+       unsigned long clock = crtc_state->mode.clock * 1000;
        int ret;
 
        ret = dpi_clock_update(dpi, &clock);
        if (ret < 0)
-               return false;
+               return ret;
 
-       adjusted_mode->clock = clock / 1000;
+       crtc_state->adjusted_mode.clock = clock / 1000;
 
-       return true;
+       return 0;
 }
 
 static void dpi_bridge_mode_set(struct drm_bridge *bridge,
@@ -480,7 +482,8 @@ static void dpi_bridge_mode_set(struct drm_bridge *bridge,
        dpi->pixelclock = adjusted_mode->clock * 1000;
 }
 
-static void dpi_bridge_enable(struct drm_bridge *bridge)
+static void dpi_bridge_atomic_enable(struct drm_bridge *bridge,
+                                    struct drm_bridge_state *old_bridge_state)
 {
        struct dpi_data *dpi = drm_bridge_to_dpi(bridge);
        int r;
@@ -531,7 +534,8 @@ static void dpi_bridge_enable(struct drm_bridge *bridge)
                regulator_disable(dpi->vdds_dsi_reg);
 }
 
-static void dpi_bridge_disable(struct drm_bridge *bridge)
+static void dpi_bridge_atomic_disable(struct drm_bridge *bridge,
+                                     struct drm_bridge_state *old_bridge_state)
 {
        struct dpi_data *dpi = drm_bridge_to_dpi(bridge);
 
@@ -552,10 +556,13 @@ static void dpi_bridge_disable(struct drm_bridge *bridge)
 static const struct drm_bridge_funcs dpi_bridge_funcs = {
        .attach = dpi_bridge_attach,
        .mode_valid = dpi_bridge_mode_valid,
-       .mode_fixup = dpi_bridge_mode_fixup,
+       .atomic_check = dpi_bridge_atomic_check,
        .mode_set = dpi_bridge_mode_set,
-       .enable = dpi_bridge_enable,
-       .disable = dpi_bridge_disable,
+       .atomic_enable = dpi_bridge_atomic_enable,
+       .atomic_disable = dpi_bridge_atomic_disable,
+       .atomic_duplicate_state = drm_atomic_helper_bridge_duplicate_state,
+       .atomic_destroy_state = drm_atomic_helper_bridge_destroy_state,
+       .atomic_reset = drm_atomic_helper_bridge_reset,
 };
 
 static void dpi_bridge_init(struct dpi_data *dpi)
diff --git a/drivers/gpu/drm/omapdrm/dss/sdi.c 
b/drivers/gpu/drm/omapdrm/dss/sdi.c
index 91eaae3b9481..73b728722c2f 100644
--- a/drivers/gpu/drm/omapdrm/dss/sdi.c
+++ b/drivers/gpu/drm/omapdrm/dss/sdi.c
@@ -15,6 +15,7 @@
 #include <linux/regulator/consumer.h>
 #include <linux/string.h>
 
+#include <drm/drm_atomic_state_helper.h>
 #include <drm/drm_bridge.h>
 
 #include "dss.h"
@@ -159,12 +160,13 @@ sdi_bridge_mode_valid(struct drm_bridge *bridge,
        return MODE_OK;
 }
 
-static bool sdi_bridge_mode_fixup(struct drm_bridge *bridge,
-                                 const struct drm_display_mode *mode,
-                                 struct drm_display_mode *adjusted_mode)
+static int sdi_bridge_atomic_check(struct drm_bridge *bridge,
+                                  struct drm_bridge_state *bridge_state,
+                                  struct drm_crtc_state *crtc_state,
+                                  struct drm_connector_state *conn_state)
 {
        struct sdi_device *sdi = drm_bridge_to_sdi(bridge);
-       unsigned long pixelclock = mode->clock * 1000;
+       unsigned long pixelclock = crtc_state->mode.clock * 1000;
        struct dispc_clock_info dispc_cinfo;
        unsigned long fck;
        unsigned long pck;
@@ -172,7 +174,7 @@ static bool sdi_bridge_mode_fixup(struct drm_bridge *bridge,
 
        ret = sdi_calc_clock_div(sdi, pixelclock, &fck, &dispc_cinfo);
        if (ret < 0)
-               return false;
+               return ret;
 
        pck = fck / dispc_cinfo.lck_div / dispc_cinfo.pck_div;
 
@@ -181,9 +183,9 @@ static bool sdi_bridge_mode_fixup(struct drm_bridge *bridge,
                        "pixel clock adjusted from %lu Hz to %lu Hz\n",
                        pixelclock, pck);
 
-       adjusted_mode->clock = pck / 1000;
+       crtc_state->adjusted_mode.clock = pck / 1000;
 
-       return true;
+       return 0;
 }
 
 static void sdi_bridge_mode_set(struct drm_bridge *bridge,
@@ -195,7 +197,8 @@ static void sdi_bridge_mode_set(struct drm_bridge *bridge,
        sdi->pixelclock = adjusted_mode->clock * 1000;
 }
 
-static void sdi_bridge_enable(struct drm_bridge *bridge)
+static void sdi_bridge_atomic_enable(struct drm_bridge *bridge,
+                                    struct drm_bridge_state *old_bridge_state)
 {
        struct sdi_device *sdi = drm_bridge_to_sdi(bridge);
        struct dispc_clock_info dispc_cinfo;
@@ -258,7 +261,8 @@ static void sdi_bridge_enable(struct drm_bridge *bridge)
        regulator_disable(sdi->vdds_sdi_reg);
 }
 
-static void sdi_bridge_disable(struct drm_bridge *bridge)
+static void sdi_bridge_atomic_disable(struct drm_bridge *bridge,
+                                     struct drm_bridge_state *old_bridge_state)
 {
        struct sdi_device *sdi = drm_bridge_to_sdi(bridge);
 
@@ -274,10 +278,13 @@ static void sdi_bridge_disable(struct drm_bridge *bridge)
 static const struct drm_bridge_funcs sdi_bridge_funcs = {
        .attach = sdi_bridge_attach,
        .mode_valid = sdi_bridge_mode_valid,
-       .mode_fixup = sdi_bridge_mode_fixup,
+       .atomic_check = sdi_bridge_atomic_check,
        .mode_set = sdi_bridge_mode_set,
-       .enable = sdi_bridge_enable,
-       .disable = sdi_bridge_disable,
+       .atomic_enable = sdi_bridge_atomic_enable,
+       .atomic_disable = sdi_bridge_atomic_disable,
+       .atomic_duplicate_state = drm_atomic_helper_bridge_duplicate_state,
+       .atomic_destroy_state = drm_atomic_helper_bridge_destroy_state,
+       .atomic_reset = drm_atomic_helper_bridge_reset,
 };
 
 static void sdi_bridge_init(struct sdi_device *sdi)
diff --git a/drivers/gpu/drm/omapdrm/dss/venc.c 
b/drivers/gpu/drm/omapdrm/dss/venc.c
index 4480b69ab5a7..994e6399d574 100644
--- a/drivers/gpu/drm/omapdrm/dss/venc.c
+++ b/drivers/gpu/drm/omapdrm/dss/venc.c
@@ -25,6 +25,7 @@
 #include <linux/component.h>
 #include <linux/sys_soc.h>
 
+#include <drm/drm_atomic_state_helper.h>
 #include <drm/drm_bridge.h>
 
 #include "omapdss.h"
@@ -564,11 +565,13 @@ venc_bridge_mode_valid(struct drm_bridge *bridge,
        }
 }
 
-static bool venc_bridge_mode_fixup(struct drm_bridge *bridge,
-                                  const struct drm_display_mode *mode,
-                                  struct drm_display_mode *adjusted_mode)
+static int venc_bridge_atomic_check(struct drm_bridge *bridge,
+                                   struct drm_bridge_state *bridge_state,
+                                   struct drm_crtc_state *crtc_state,
+                                   struct drm_connector_state *conn_state)
 {
        const struct drm_display_mode *venc_mode;
+       struct drm_display_mode *adjusted_mode = &crtc_state->adjusted_mode;
 
        switch (venc_get_videomode(adjusted_mode)) {
        case VENC_MODE_PAL:
@@ -580,14 +583,14 @@ static bool venc_bridge_mode_fixup(struct drm_bridge 
*bridge,
                break;
 
        default:
-               return false;
+               return -EINVAL;
        }
 
        drm_mode_copy(adjusted_mode, venc_mode);
        drm_mode_set_crtcinfo(adjusted_mode, CRTC_INTERLACE_HALVE_V);
        drm_mode_set_name(adjusted_mode);
 
-       return true;
+       return 0;
 }
 
 static void venc_bridge_mode_set(struct drm_bridge *bridge,
@@ -613,14 +616,16 @@ static void venc_bridge_mode_set(struct drm_bridge 
*bridge,
        dispc_set_tv_pclk(venc->dss->dispc, 13500000);
 }
 
-static void venc_bridge_enable(struct drm_bridge *bridge)
+static void venc_bridge_atomic_enable(struct drm_bridge *bridge,
+                                     struct drm_bridge_state *old_bridge_state)
 {
        struct venc_device *venc = drm_bridge_to_venc(bridge);
 
        venc_power_on(venc);
 }
 
-static void venc_bridge_disable(struct drm_bridge *bridge)
+static void venc_bridge_atomic_disable(struct drm_bridge *bridge,
+                                      struct drm_bridge_state 
*old_bridge_state)
 {
        struct venc_device *venc = drm_bridge_to_venc(bridge);
 
@@ -654,11 +659,14 @@ static int venc_bridge_get_modes(struct drm_bridge 
*bridge,
 static const struct drm_bridge_funcs venc_bridge_funcs = {
        .attach = venc_bridge_attach,
        .mode_valid = venc_bridge_mode_valid,
-       .mode_fixup = venc_bridge_mode_fixup,
+       .atomic_check = venc_bridge_atomic_check,
        .mode_set = venc_bridge_mode_set,
-       .enable = venc_bridge_enable,
-       .disable = venc_bridge_disable,
+       .atomic_enable = venc_bridge_atomic_enable,
+       .atomic_disable = venc_bridge_atomic_disable,
        .get_modes = venc_bridge_get_modes,
+       .atomic_duplicate_state = drm_atomic_helper_bridge_duplicate_state,
+       .atomic_destroy_state = drm_atomic_helper_bridge_destroy_state,
+       .atomic_reset = drm_atomic_helper_bridge_reset,
 };
 
 static void venc_bridge_init(struct venc_device *venc)
-- 
2.34.1

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