From: Ville Syrjälä <ville.syrj...@linux.intel.com>

Decouple drm_get_format_info() from struct drm_mode_fb_cmd2 and just
pass the pixel format+modifier combo in by hand.

We may want to use drm_get_format_info() outside of the normal
addfb paths where we won't have a struct drm_mode_fb_cmd2, and
creating a temporary one just for this seems silly.

Done with cocci:
@@
identifier dev, mode_cmd;
@@
struct drm_format_info *
drm_get_format_info(struct drm_device *dev,
-                   const struct drm_mode_fb_cmd2 *mode_cmd
+                   u32 pixel_format, u64 modifier
                    )
{
<...
(
- mode_cmd->pixel_format
+ pixel_format
|
- mode_cmd->modifier[0]
+ modifier
)
...>
}

@@
identifier dev, mode_cmd;
@@
struct drm_format_info *
drm_get_format_info(struct drm_device *dev,
-                   const struct drm_mode_fb_cmd2 *mode_cmd
+                   u32 pixel_format, u64 modifier
                    );

@@
expression dev, mode_cmd;
@@
- drm_get_format_info(dev, mode_cmd)
+ drm_get_format_info(dev, mode_cmd->pixel_format, mode_cmd->modifier[0])

v2: Fix kernel docs (Laurent)
    Drop drm_mode_fb_cmd2 forward declaration (Thomas)

Cc: Liviu Dudau <liviu.du...@arm.com>
Cc: Russell King <li...@armlinux.org.uk>
Cc: Inki Dae <inki....@samsung.com>
Cc: Seung-Woo Kim <sw0312....@samsung.com>
Cc: Kyungmin Park <kyungmin.p...@samsung.com>
Cc: Patrik Jakobsson <patrik.r.jakobs...@gmail.com>
Cc: Chun-Kuang Hu <chunkuang...@kernel.org>
Cc: Philipp Zabel <p.za...@pengutronix.de>
Cc: Rob Clark <robdcl...@gmail.com>
Cc: Abhinav Kumar <quic_abhin...@quicinc.com>
Cc: Dmitry Baryshkov <lu...@kernel.org>
Cc: Sean Paul <s...@poorly.run>
Cc: Marijn Suijten <marijn.suij...@somainline.org>
Cc: Marek Vasut <ma...@denx.de>
Cc: Stefan Agner <ste...@agner.ch>
Cc: Lyude Paul <ly...@redhat.com>
Cc: Danilo Krummrich <d...@kernel.org>
Cc: Tomi Valkeinen <tomi.valkei...@ideasonboard.com>
Cc: Alex Deucher <alexander.deuc...@amd.com>
Cc: Sandy Huang <h...@rock-chips.com>
Cc: "Heiko Stübner" <he...@sntech.de>
Cc: Andy Yan <andy....@rock-chips.com>
Cc: Thierry Reding <thierry.red...@gmail.com>
Cc: Mikko Perttunen <mperttu...@nvidia.com>
Cc: linux-arm-...@vger.kernel.org
Cc: freedr...@lists.freedesktop.org
Cc: nouveau@lists.freedesktop.org
Cc: amd-...@lists.freedesktop.org
Cc: linux-te...@vger.kernel.org
Reviewed-by: Thomas Zimmermann <tzimmerm...@suse.de>
Reviewed-by: Laurent Pinchart <laurent.pinchart+rene...@ideasonboard.com>
Signed-off-by: Ville Syrjälä <ville.syrj...@linux.intel.com>
---
 drivers/gpu/drm/arm/malidp_drv.c             |  3 ++-
 drivers/gpu/drm/armada/armada_fb.c           |  4 +++-
 drivers/gpu/drm/drm_fourcc.c                 | 11 ++++++-----
 drivers/gpu/drm/drm_framebuffer.c            |  2 +-
 drivers/gpu/drm/drm_gem_framebuffer_helper.c |  9 ++++++---
 drivers/gpu/drm/drm_modeset_helper.c         |  3 ++-
 drivers/gpu/drm/exynos/exynos_drm_fb.c       |  4 +++-
 drivers/gpu/drm/gma500/framebuffer.c         |  3 ++-
 drivers/gpu/drm/mediatek/mtk_drm_drv.c       |  4 +++-
 drivers/gpu/drm/msm/msm_fb.c                 |  6 ++++--
 drivers/gpu/drm/mxsfb/mxsfb_drv.c            |  3 ++-
 drivers/gpu/drm/nouveau/nouveau_display.c    |  3 ++-
 drivers/gpu/drm/omapdrm/omap_fb.c            |  6 ++++--
 drivers/gpu/drm/radeon/radeon_fbdev.c        |  3 ++-
 drivers/gpu/drm/rockchip/rockchip_drm_fb.c   |  3 ++-
 drivers/gpu/drm/tegra/fb.c                   |  4 +++-
 include/drm/drm_fourcc.h                     |  3 +--
 17 files changed, 48 insertions(+), 26 deletions(-)

diff --git a/drivers/gpu/drm/arm/malidp_drv.c b/drivers/gpu/drm/arm/malidp_drv.c
index e083021e9e99..558e44a7e627 100644
--- a/drivers/gpu/drm/arm/malidp_drv.c
+++ b/drivers/gpu/drm/arm/malidp_drv.c
@@ -325,7 +325,8 @@ malidp_verify_afbc_framebuffer_size(struct drm_device *dev,
                return false;
        }
 
-       info = drm_get_format_info(dev, mode_cmd);
+       info = drm_get_format_info(dev, mode_cmd->pixel_format,
+                                  mode_cmd->modifier[0]);
 
        n_superblocks = (mode_cmd->width / afbc_superblock_width) *
                (mode_cmd->height / afbc_superblock_height);
diff --git a/drivers/gpu/drm/armada/armada_fb.c 
b/drivers/gpu/drm/armada/armada_fb.c
index cf2e88218dc0..85fc2cb50544 100644
--- a/drivers/gpu/drm/armada/armada_fb.c
+++ b/drivers/gpu/drm/armada/armada_fb.c
@@ -86,7 +86,9 @@ struct armada_framebuffer *armada_framebuffer_create(struct 
drm_device *dev,
 struct drm_framebuffer *armada_fb_create(struct drm_device *dev,
        struct drm_file *dfile, const struct drm_mode_fb_cmd2 *mode)
 {
-       const struct drm_format_info *info = drm_get_format_info(dev, mode);
+       const struct drm_format_info *info = drm_get_format_info(dev,
+                                                                
mode->pixel_format,
+                                                                
mode->modifier[0]);
        struct armada_gem_object *obj;
        struct armada_framebuffer *dfb;
        int ret;
diff --git a/drivers/gpu/drm/drm_fourcc.c b/drivers/gpu/drm/drm_fourcc.c
index f79fff8209fd..720e4b40869d 100644
--- a/drivers/gpu/drm/drm_fourcc.c
+++ b/drivers/gpu/drm/drm_fourcc.c
@@ -382,7 +382,8 @@ EXPORT_SYMBOL(drm_format_info);
 /**
  * drm_get_format_info - query information for a given framebuffer 
configuration
  * @dev: DRM device
- * @mode_cmd: metadata from the userspace fb creation request
+ * @pixel_format: pixel format (DRM_FORMAT_*)
+ * @modifier: modifier
  *
  * Returns:
  * The instance of struct drm_format_info that describes the pixel format, or
@@ -390,16 +391,16 @@ EXPORT_SYMBOL(drm_format_info);
  */
 const struct drm_format_info *
 drm_get_format_info(struct drm_device *dev,
-                   const struct drm_mode_fb_cmd2 *mode_cmd)
+                   u32 pixel_format, u64 modifier)
 {
        const struct drm_format_info *info = NULL;
 
        if (dev->mode_config.funcs->get_format_info)
-               info = 
dev->mode_config.funcs->get_format_info(mode_cmd->pixel_format,
-                                                              
mode_cmd->modifier[0]);
+               info = dev->mode_config.funcs->get_format_info(pixel_format,
+                                                              modifier);
 
        if (!info)
-               info = drm_format_info(mode_cmd->pixel_format);
+               info = drm_format_info(pixel_format);
 
        return info;
 }
diff --git a/drivers/gpu/drm/drm_framebuffer.c 
b/drivers/gpu/drm/drm_framebuffer.c
index b781601946db..18a0267e374e 100644
--- a/drivers/gpu/drm/drm_framebuffer.c
+++ b/drivers/gpu/drm/drm_framebuffer.c
@@ -176,7 +176,7 @@ static int framebuffer_check(struct drm_device *dev,
        }
 
        /* now let the driver pick its own format info */
-       info = drm_get_format_info(dev, r);
+       info = drm_get_format_info(dev, r->pixel_format, r->modifier[0]);
 
        for (i = 0; i < info->num_planes; i++) {
                unsigned int width = drm_format_info_plane_width(info, 
r->width, i);
diff --git a/drivers/gpu/drm/drm_gem_framebuffer_helper.c 
b/drivers/gpu/drm/drm_gem_framebuffer_helper.c
index 6f72e7a0f427..8f1213ea0e16 100644
--- a/drivers/gpu/drm/drm_gem_framebuffer_helper.c
+++ b/drivers/gpu/drm/drm_gem_framebuffer_helper.c
@@ -159,7 +159,8 @@ int drm_gem_fb_init_with_funcs(struct drm_device *dev,
        unsigned int i;
        int ret;
 
-       info = drm_get_format_info(dev, mode_cmd);
+       info = drm_get_format_info(dev, mode_cmd->pixel_format,
+                                  mode_cmd->modifier[0]);
        if (!info) {
                drm_dbg_kms(dev, "Failed to get FB format info\n");
                return -EINVAL;
@@ -501,7 +502,8 @@ static __u32 drm_gem_afbc_get_bpp(struct drm_device *dev,
 {
        const struct drm_format_info *info;
 
-       info = drm_get_format_info(dev, mode_cmd);
+       info = drm_get_format_info(dev, mode_cmd->pixel_format,
+                                  mode_cmd->modifier[0]);
 
        switch (info->format) {
        case DRM_FORMAT_YUV420_8BIT:
@@ -599,7 +601,8 @@ int drm_gem_fb_afbc_init(struct drm_device *dev,
        int ret;
 
        objs = afbc_fb->base.obj;
-       info = drm_get_format_info(dev, mode_cmd);
+       info = drm_get_format_info(dev, mode_cmd->pixel_format,
+                                  mode_cmd->modifier[0]);
        if (!info)
                return -EINVAL;
 
diff --git a/drivers/gpu/drm/drm_modeset_helper.c 
b/drivers/gpu/drm/drm_modeset_helper.c
index 5565464c1734..dff14af68832 100644
--- a/drivers/gpu/drm/drm_modeset_helper.c
+++ b/drivers/gpu/drm/drm_modeset_helper.c
@@ -84,7 +84,8 @@ void drm_helper_mode_fill_fb_struct(struct drm_device *dev,
        int i;
 
        fb->dev = dev;
-       fb->format = drm_get_format_info(dev, mode_cmd);
+       fb->format = drm_get_format_info(dev, mode_cmd->pixel_format,
+                                        mode_cmd->modifier[0]);
        fb->width = mode_cmd->width;
        fb->height = mode_cmd->height;
        for (i = 0; i < 4; i++) {
diff --git a/drivers/gpu/drm/exynos/exynos_drm_fb.c 
b/drivers/gpu/drm/exynos/exynos_drm_fb.c
index fc1c5608db96..bcf7b534d1f7 100644
--- a/drivers/gpu/drm/exynos/exynos_drm_fb.c
+++ b/drivers/gpu/drm/exynos/exynos_drm_fb.c
@@ -96,7 +96,9 @@ static struct drm_framebuffer *
 exynos_user_fb_create(struct drm_device *dev, struct drm_file *file_priv,
                      const struct drm_mode_fb_cmd2 *mode_cmd)
 {
-       const struct drm_format_info *info = drm_get_format_info(dev, mode_cmd);
+       const struct drm_format_info *info = drm_get_format_info(dev,
+                                                                
mode_cmd->pixel_format,
+                                                                
mode_cmd->modifier[0]);
        struct exynos_drm_gem *exynos_gem[MAX_FB_BUFFER];
        struct drm_framebuffer *fb;
        int i;
diff --git a/drivers/gpu/drm/gma500/framebuffer.c 
b/drivers/gpu/drm/gma500/framebuffer.c
index 1a374702b696..c82e623a2071 100644
--- a/drivers/gpu/drm/gma500/framebuffer.c
+++ b/drivers/gpu/drm/gma500/framebuffer.c
@@ -39,7 +39,8 @@ static int psb_framebuffer_init(struct drm_device *dev,
         * Reject unknown formats, YUV formats, and formats with more than
         * 4 bytes per pixel.
         */
-       info = drm_get_format_info(dev, mode_cmd);
+       info = drm_get_format_info(dev, mode_cmd->pixel_format,
+                                  mode_cmd->modifier[0]);
        if (!info || !info->depth || info->cpp[0] > 4)
                return -EINVAL;
 
diff --git a/drivers/gpu/drm/mediatek/mtk_drm_drv.c 
b/drivers/gpu/drm/mediatek/mtk_drm_drv.c
index 74158b9d6503..64521577b05f 100644
--- a/drivers/gpu/drm/mediatek/mtk_drm_drv.c
+++ b/drivers/gpu/drm/mediatek/mtk_drm_drv.c
@@ -45,7 +45,9 @@ mtk_drm_mode_fb_create(struct drm_device *dev,
                       struct drm_file *file,
                       const struct drm_mode_fb_cmd2 *cmd)
 {
-       const struct drm_format_info *info = drm_get_format_info(dev, cmd);
+       const struct drm_format_info *info = drm_get_format_info(dev,
+                                                                
cmd->pixel_format,
+                                                                
cmd->modifier[0]);
 
        if (info->num_planes != 1)
                return ERR_PTR(-EINVAL);
diff --git a/drivers/gpu/drm/msm/msm_fb.c b/drivers/gpu/drm/msm/msm_fb.c
index 09268e416843..df2f85c44d55 100644
--- a/drivers/gpu/drm/msm/msm_fb.c
+++ b/drivers/gpu/drm/msm/msm_fb.c
@@ -137,7 +137,8 @@ struct drm_framebuffer *msm_framebuffer_create(struct 
drm_device *dev,
                struct drm_file *file, const struct drm_mode_fb_cmd2 *mode_cmd)
 {
        const struct drm_format_info *info = drm_get_format_info(dev,
-                                                                mode_cmd);
+                                                                
mode_cmd->pixel_format,
+                                                                
mode_cmd->modifier[0]);
        struct drm_gem_object *bos[4] = {0};
        struct drm_framebuffer *fb;
        int ret, i, n = info->num_planes;
@@ -168,7 +169,8 @@ static struct drm_framebuffer *msm_framebuffer_init(struct 
drm_device *dev,
                const struct drm_mode_fb_cmd2 *mode_cmd, struct drm_gem_object 
**bos)
 {
        const struct drm_format_info *info = drm_get_format_info(dev,
-                                                                mode_cmd);
+                                                                
mode_cmd->pixel_format,
+                                                                
mode_cmd->modifier[0]);
        struct msm_drm_private *priv = dev->dev_private;
        struct msm_kms *kms = priv->kms;
        struct msm_framebuffer *msm_fb = NULL;
diff --git a/drivers/gpu/drm/mxsfb/mxsfb_drv.c 
b/drivers/gpu/drm/mxsfb/mxsfb_drv.c
index c183b1112bc4..09329af9b01e 100644
--- a/drivers/gpu/drm/mxsfb/mxsfb_drv.c
+++ b/drivers/gpu/drm/mxsfb/mxsfb_drv.c
@@ -95,7 +95,8 @@ mxsfb_fb_create(struct drm_device *dev, struct drm_file 
*file_priv,
 {
        const struct drm_format_info *info;
 
-       info = drm_get_format_info(dev, mode_cmd);
+       info = drm_get_format_info(dev, mode_cmd->pixel_format,
+                                  mode_cmd->modifier[0]);
        if (!info)
                return ERR_PTR(-EINVAL);
 
diff --git a/drivers/gpu/drm/nouveau/nouveau_display.c 
b/drivers/gpu/drm/nouveau/nouveau_display.c
index add006fc8d81..a54c3f132c5c 100644
--- a/drivers/gpu/drm/nouveau/nouveau_display.c
+++ b/drivers/gpu/drm/nouveau/nouveau_display.c
@@ -295,7 +295,8 @@ nouveau_framebuffer_new(struct drm_device *dev,
                kind = nvbo->kind;
        }
 
-       info = drm_get_format_info(dev, mode_cmd);
+       info = drm_get_format_info(dev, mode_cmd->pixel_format,
+                                  mode_cmd->modifier[0]);
 
        for (i = 0; i < info->num_planes; i++) {
                height = drm_format_info_plane_height(info,
diff --git a/drivers/gpu/drm/omapdrm/omap_fb.c 
b/drivers/gpu/drm/omapdrm/omap_fb.c
index 449d521c78fe..e18878068c57 100644
--- a/drivers/gpu/drm/omapdrm/omap_fb.c
+++ b/drivers/gpu/drm/omapdrm/omap_fb.c
@@ -338,7 +338,8 @@ struct drm_framebuffer *omap_framebuffer_create(struct 
drm_device *dev,
                struct drm_file *file, const struct drm_mode_fb_cmd2 *mode_cmd)
 {
        const struct drm_format_info *info = drm_get_format_info(dev,
-                                                                mode_cmd);
+                                                                
mode_cmd->pixel_format,
+                                                                
mode_cmd->modifier[0]);
        unsigned int num_planes = info->num_planes;
        struct drm_gem_object *bos[4];
        struct drm_framebuffer *fb;
@@ -378,7 +379,8 @@ struct drm_framebuffer *omap_framebuffer_init(struct 
drm_device *dev,
                        dev, mode_cmd, mode_cmd->width, mode_cmd->height,
                        (char *)&mode_cmd->pixel_format);
 
-       format = drm_get_format_info(dev, mode_cmd);
+       format = drm_get_format_info(dev, mode_cmd->pixel_format,
+                                    mode_cmd->modifier[0]);
 
        for (i = 0; i < ARRAY_SIZE(formats); i++) {
                if (formats[i] == mode_cmd->pixel_format)
diff --git a/drivers/gpu/drm/radeon/radeon_fbdev.c 
b/drivers/gpu/drm/radeon/radeon_fbdev.c
index d4a58bd679db..e3a481bbee7b 100644
--- a/drivers/gpu/drm/radeon/radeon_fbdev.c
+++ b/drivers/gpu/drm/radeon/radeon_fbdev.c
@@ -67,7 +67,8 @@ static int radeon_fbdev_create_pinned_object(struct 
drm_fb_helper *fb_helper,
        int height = mode_cmd->height;
        u32 cpp;
 
-       info = drm_get_format_info(rdev_to_drm(rdev), mode_cmd);
+       info = drm_get_format_info(rdev_to_drm(rdev), mode_cmd->pixel_format,
+                                  mode_cmd->modifier[0]);
        cpp = info->cpp[0];
 
        /* need to align pitch with crtc limits */
diff --git a/drivers/gpu/drm/rockchip/rockchip_drm_fb.c 
b/drivers/gpu/drm/rockchip/rockchip_drm_fb.c
index dcc1f07632c3..bf25286c7665 100644
--- a/drivers/gpu/drm/rockchip/rockchip_drm_fb.c
+++ b/drivers/gpu/drm/rockchip/rockchip_drm_fb.c
@@ -36,7 +36,8 @@ rockchip_fb_create(struct drm_device *dev, struct drm_file 
*file,
        const struct drm_format_info *info;
        int ret;
 
-       info = drm_get_format_info(dev, mode_cmd);
+       info = drm_get_format_info(dev, mode_cmd->pixel_format,
+                                  mode_cmd->modifier[0]);
        if (!info)
                return ERR_PTR(-ENOMEM);
 
diff --git a/drivers/gpu/drm/tegra/fb.c b/drivers/gpu/drm/tegra/fb.c
index 46170753699d..634c6346d947 100644
--- a/drivers/gpu/drm/tegra/fb.c
+++ b/drivers/gpu/drm/tegra/fb.c
@@ -134,7 +134,9 @@ struct drm_framebuffer *tegra_fb_create(struct drm_device 
*drm,
                                        struct drm_file *file,
                                        const struct drm_mode_fb_cmd2 *cmd)
 {
-       const struct drm_format_info *info = drm_get_format_info(drm, cmd);
+       const struct drm_format_info *info = drm_get_format_info(drm,
+                                                                
cmd->pixel_format,
+                                                                
cmd->modifier[0]);
        struct tegra_bo *planes[4];
        struct drm_gem_object *gem;
        struct drm_framebuffer *fb;
diff --git a/include/drm/drm_fourcc.h b/include/drm/drm_fourcc.h
index c3f4405d6662..471784426857 100644
--- a/include/drm/drm_fourcc.h
+++ b/include/drm/drm_fourcc.h
@@ -54,7 +54,6 @@
 #endif
 
 struct drm_device;
-struct drm_mode_fb_cmd2;
 
 /**
  * struct drm_format_info - information about a DRM format
@@ -309,7 +308,7 @@ const struct drm_format_info *__drm_format_info(u32 format);
 const struct drm_format_info *drm_format_info(u32 format);
 const struct drm_format_info *
 drm_get_format_info(struct drm_device *dev,
-                   const struct drm_mode_fb_cmd2 *mode_cmd);
+                   u32 pixel_format, u64 modifier);
 uint32_t drm_mode_legacy_fb_format(uint32_t bpp, uint32_t depth);
 uint32_t drm_driver_legacy_fb_format(struct drm_device *dev,
                                     uint32_t bpp, uint32_t depth);
-- 
2.49.0

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