diff options
author | Kieran Bingham <kieran.bingham+renesas@ideasonboard.com> | 2018-08-31 19:12:57 +0100 |
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committer | Laurent Pinchart <laurent.pinchart+renesas@ideasonboard.com> | 2018-09-15 17:28:32 +0300 |
commit | 2a3181d9cfd6d5aa48f8527708d0c32072072cef (patch) | |
tree | c851ca8d7dba26153d19454f64932d5378fcb534 /drivers | |
parent | c4341442acb14d8f1cec6999123a70f9d2bfe48f (diff) | |
download | linux-2a3181d9cfd6d5aa48f8527708d0c32072072cef.tar.bz2 |
drm: rcar-du: Update Gen3 output limitations
The R-Car Gen3 DU utilises the VSP1 hardware for memory access. The
limits on the RPF and WPF in this pipeline are 8190x8190.
Update the supported maximum sizes accordingly.
Signed-off-by: Kieran Bingham <kieran.bingham+renesas@ideasonboard.com>
Reviewed-by: Laurent Pinchart <laurent.pinchart+renesas@ideasonboard.com>
Signed-off-by: Laurent Pinchart <laurent.pinchart+renesas@ideasonboard.com>
Diffstat (limited to 'drivers')
-rw-r--r-- | drivers/gpu/drm/rcar-du/rcar_du_kms.c | 14 |
1 files changed, 12 insertions, 2 deletions
diff --git a/drivers/gpu/drm/rcar-du/rcar_du_kms.c b/drivers/gpu/drm/rcar-du/rcar_du_kms.c index ed7fa3204892..7c7aff8cdf77 100644 --- a/drivers/gpu/drm/rcar-du/rcar_du_kms.c +++ b/drivers/gpu/drm/rcar-du/rcar_du_kms.c @@ -512,12 +512,22 @@ int rcar_du_modeset_init(struct rcar_du_device *rcdu) dev->mode_config.min_width = 0; dev->mode_config.min_height = 0; - dev->mode_config.max_width = 4095; - dev->mode_config.max_height = 2047; dev->mode_config.normalize_zpos = true; dev->mode_config.funcs = &rcar_du_mode_config_funcs; dev->mode_config.helper_private = &rcar_du_mode_config_helper; + if (rcdu->info->gen < 3) { + dev->mode_config.max_width = 4095; + dev->mode_config.max_height = 2047; + } else { + /* + * The Gen3 DU uses the VSP1 for memory access, and is limited + * to frame sizes of 8190x8190. + */ + dev->mode_config.max_width = 8190; + dev->mode_config.max_height = 8190; + } + rcdu->num_crtcs = hweight8(rcdu->info->channels_mask); ret = rcar_du_properties_init(rcdu); |