summaryrefslogtreecommitdiff
path: root/drivers/gpu/drm/panel/panel-sitronix-st7789v.c
diff options
context:
space:
mode:
authorJakub Kicinski <kuba@kernel.org>2025-11-06 09:25:16 -0800
committerJakub Kicinski <kuba@kernel.org>2025-11-06 09:27:40 -0800
commit1ec9871fbb80ba7db84f868f6aa40d38bc43f0e0 (patch)
tree5b51296797c4e6d4cfa1707d3cacf2704efa2de4 /drivers/gpu/drm/panel/panel-sitronix-st7789v.c
parent13068e9d57264d0a86b8195817a01155ba33d230 (diff)
parentc2c2ccfd4ba72718266a56f3ecc34c989cb5b7a0 (diff)
Merge git://git.kernel.org/pub/scm/linux/kernel/git/netdev/net
Cross-merge networking fixes after downstream PR (net-6.18-rc5). Conflicts: drivers/net/wireless/ath/ath12k/mac.c 9222582ec524 ("Revert "wifi: ath12k: Fix missing station power save configuration"") 6917e268c433 ("wifi: ath12k: Defer vdev bring-up until CSA finalize to avoid stale beacon") https://lore.kernel.org/11cece9f7e36c12efd732baa5718239b1bf8c950.camel@sipsolutions.net Adjacent changes: drivers/net/ethernet/intel/Kconfig b1d16f7c0063 ("libie: depend on DEBUG_FS when building LIBIE_FWLOG") 93f53db9f9dc ("ice: switch to Page Pool") Signed-off-by: Jakub Kicinski <kuba@kernel.org>
Diffstat (limited to 'drivers/gpu/drm/panel/panel-sitronix-st7789v.c')
-rw-r--r--drivers/gpu/drm/panel/panel-sitronix-st7789v.c7
1 files changed, 6 insertions, 1 deletions
diff --git a/drivers/gpu/drm/panel/panel-sitronix-st7789v.c b/drivers/gpu/drm/panel/panel-sitronix-st7789v.c
index 04d91929eedd..d5f821d6b23c 100644
--- a/drivers/gpu/drm/panel/panel-sitronix-st7789v.c
+++ b/drivers/gpu/drm/panel/panel-sitronix-st7789v.c
@@ -249,6 +249,11 @@ static const struct drm_display_mode default_mode = {
.flags = DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_PVSYNC,
};
+/*
+ * The mode data for this panel has been reverse engineered without access
+ * to the panel datasheet / manual. Using DRM_MODE_FLAG_PHSYNC like all
+ * other panels results in garbage data on the display.
+ */
static const struct drm_display_mode t28cp45tn89_mode = {
.clock = 6008,
.hdisplay = 240,
@@ -261,7 +266,7 @@ static const struct drm_display_mode t28cp45tn89_mode = {
.vtotal = 320 + 8 + 4 + 4,
.width_mm = 43,
.height_mm = 57,
- .flags = DRM_MODE_FLAG_PVSYNC | DRM_MODE_FLAG_NVSYNC,
+ .flags = DRM_MODE_FLAG_NHSYNC | DRM_MODE_FLAG_PVSYNC,
};
static const struct drm_display_mode et028013dma_mode = {