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-rw-r--r--0001-Revert-drm-sun4i-sun6i_mipi_dsi-fix-horizontal-timin.patch56
1 files changed, 56 insertions, 0 deletions
diff --git a/0001-Revert-drm-sun4i-sun6i_mipi_dsi-fix-horizontal-timin.patch b/0001-Revert-drm-sun4i-sun6i_mipi_dsi-fix-horizontal-timin.patch
new file mode 100644
index 000000000..c290e7ab7
--- /dev/null
+++ b/0001-Revert-drm-sun4i-sun6i_mipi_dsi-fix-horizontal-timin.patch
@@ -0,0 +1,56 @@
+From 0000000000000000000000000000000000000000 Mon Sep 17 00:00:00 2001
+From: Peter Robinson <pbrobinson@gmail.com>
+Date: Sun, 12 Jul 2020 13:42:04 +0100
+Subject: [PATCH] Revert "drm/sun4i: sun6i_mipi_dsi: fix horizontal timing
+ calculation"
+
+This reverts commit d20a2ac9c6ecf514e115f06b6744b584bbc7c1b8.
+---
+ drivers/gpu/drm/sun4i/sun6i_mipi_dsi.c | 10 +++++-----
+ 1 file changed, 5 insertions(+), 5 deletions(-)
+
+diff --git a/drivers/gpu/drm/sun4i/sun6i_mipi_dsi.c b/drivers/gpu/drm/sun4i/sun6i_mipi_dsi.c
+index 52e009dc632b..aa67cb037e9d 100644
+--- a/drivers/gpu/drm/sun4i/sun6i_mipi_dsi.c
++++ b/drivers/gpu/drm/sun4i/sun6i_mipi_dsi.c
+@@ -556,7 +556,7 @@ static void sun6i_dsi_setup_timings(struct sun6i_dsi *dsi,
+ */
+ #define HSA_PACKET_OVERHEAD 10
+ hsa = max((unsigned int)HSA_PACKET_OVERHEAD,
+- (mode->hsync_end - mode->hsync_start) * Bpp) - HSA_PACKET_OVERHEAD;
++ (mode->hsync_end - mode->hsync_start) * Bpp - HSA_PACKET_OVERHEAD);
+
+ /*
+ * The backporch is set using a blanking packet (4
+@@ -565,7 +565,7 @@ static void sun6i_dsi_setup_timings(struct sun6i_dsi *dsi,
+ */
+ #define HBP_PACKET_OVERHEAD 6
+ hbp = max((unsigned int)HBP_PACKET_OVERHEAD,
+- (mode->htotal - mode->hsync_end) * Bpp) - HBP_PACKET_OVERHEAD;
++ (mode->htotal - mode->hsync_end) * Bpp - HBP_PACKET_OVERHEAD);
+
+ /*
+ * The frontporch is set using a sync event (4 bytes)
+@@ -575,7 +575,7 @@ static void sun6i_dsi_setup_timings(struct sun6i_dsi *dsi,
+ */
+ #define HFP_PACKET_OVERHEAD 16
+ hfp = max((unsigned int)HFP_PACKET_OVERHEAD,
+- (mode->hsync_start - mode->hdisplay) * Bpp) - HFP_PACKET_OVERHEAD;
++ (mode->hsync_start - mode->hdisplay) * Bpp - HFP_PACKET_OVERHEAD);
+
+ /*
+ * The blanking is set using a sync event (4 bytes)
+@@ -584,8 +584,8 @@ static void sun6i_dsi_setup_timings(struct sun6i_dsi *dsi,
+ */
+ #define HBLK_PACKET_OVERHEAD 10
+ hblk = max((unsigned int)HBLK_PACKET_OVERHEAD,
+- (mode->htotal - (mode->hsync_end - mode->hsync_start)) * Bpp) -
+- HBLK_PACKET_OVERHEAD;
++ (mode->htotal - (mode->hsync_end - mode->hsync_start)) * Bpp -
++ HBLK_PACKET_OVERHEAD);
+
+ /*
+ * And I'm not entirely sure what vblk is about. The driver in
+--
+2.26.2
+