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authorThierry Reding <treding@nvidia.com>2021-03-26 15:51:33 +0100
committerThierry Reding <treding@nvidia.com>2021-03-31 17:42:14 +0200
commit042c0bd76d7b053ea6bc47e4db471d5cfc7f19c5 (patch)
treea4b3583c9522b07cc0171609eff2e85eaa409340 /drivers/gpu/drm/tegra/dc.c
parent86044e749be77a3544990027244abb20ddb3caf0 (diff)
downloadlinux-042c0bd76d7b053ea6bc47e4db471d5cfc7f19c5.tar.bz2
drm/tegra: dc: Parameterize maximum resolution
Tegra186 and later support a higher maximum resolution than earlier chips, so make sure to reflect that in the mode configuration. Signed-off-by: Thierry Reding <treding@nvidia.com>
Diffstat (limited to 'drivers/gpu/drm/tegra/dc.c')
-rw-r--r--drivers/gpu/drm/tegra/dc.c6
1 files changed, 6 insertions, 0 deletions
diff --git a/drivers/gpu/drm/tegra/dc.c b/drivers/gpu/drm/tegra/dc.c
index 935717e7410d..0541d7b5c841 100644
--- a/drivers/gpu/drm/tegra/dc.c
+++ b/drivers/gpu/drm/tegra/dc.c
@@ -2117,6 +2117,12 @@ static int tegra_dc_init(struct host1x_client *client)
if (dc->soc->pitch_align > tegra->pitch_align)
tegra->pitch_align = dc->soc->pitch_align;
+ /* track maximum resolution */
+ if (dc->soc->has_nvdisplay)
+ drm->mode_config.max_width = drm->mode_config.max_height = 16384;
+ else
+ drm->mode_config.max_width = drm->mode_config.max_height = 4096;
+
err = tegra_dc_rgb_init(drm, dc);
if (err < 0 && err != -ENODEV) {
dev_err(dc->dev, "failed to initialize RGB output: %d\n", err);