aboutsummaryrefslogtreecommitdiff
path: root/src/soc/nvidia/tegra132/dc.c
diff options
context:
space:
mode:
authorJimmy Zhang <jimmzhang@nvidia.com>2015-01-06 14:35:05 -0800
committerPatrick Georgi <pgeorgi@google.com>2015-04-14 09:04:45 +0200
commit65a41486952a5a18fee86d750b42891e403df341 (patch)
tree2e9cec6d4b54e63b494d8bfaf00346fa0d0fe476 /src/soc/nvidia/tegra132/dc.c
parent51b314b5838063ac5fea6687ebade95039889f51 (diff)
ryu: display: Add function to pass mode info to payload
This change is intended for code sharing. BUG=chrome-os-partner:34336 BRANCH=none TEST=build ryu and rush Change-Id: Ib83106f1c2d83c1d98b38567626f3169f2aec626 Signed-off-by: Patrick Georgi <pgeorgi@chromium.org> Original-Commit-Id: 9f7414132aaaa6a98663852219e17acbe919d704 Original-Change-Id: Idedb0c16e33a630c954c04767592c3a75c49944b Original-Signed-off-by: Jimmy Zhang <jimmzhang@nvidia.com> Original-Reviewed-on: https://chromium-review.googlesource.com/238944 Original-Reviewed-by: Aaron Durbin <adurbin@chromium.org> Reviewed-on: http://review.coreboot.org/9615 Tested-by: build bot (Jenkins) Reviewed-by: Stefan Reinauer <stefan.reinauer@coreboot.org>
Diffstat (limited to 'src/soc/nvidia/tegra132/dc.c')
-rw-r--r--src/soc/nvidia/tegra132/dc.c26
1 files changed, 26 insertions, 0 deletions
diff --git a/src/soc/nvidia/tegra132/dc.c b/src/soc/nvidia/tegra132/dc.c
index 1b650ec23d..a3ba9e6fe7 100644
--- a/src/soc/nvidia/tegra132/dc.c
+++ b/src/soc/nvidia/tegra132/dc.c
@@ -20,6 +20,7 @@
#include <arch/io.h>
#include <stdint.h>
#include <stdlib.h>
+#include <edid.h>
#include <device/device.h>
#include <soc/nvidia/tegra/dc.h>
#include "chip.h"
@@ -221,3 +222,28 @@ int tegra_dc_init(struct display_controller *disp_ctrl)
return 0;
}
+
+/*
+ * Save mode to cb tables
+ */
+void pass_mode_info_to_payload(
+ struct soc_nvidia_tegra132_config *config)
+{
+ struct edid edid;
+ /* Align bytes_per_line to 64 bytes as required by dc */
+ edid.bytes_per_line = ALIGN_UP((config->display_xres *
+ config->framebuffer_bits_per_pixel / 8), 64);
+ edid.x_resolution = edid.bytes_per_line /
+ (config->framebuffer_bits_per_pixel / 8);
+ edid.y_resolution = config->display_yres;
+ edid.framebuffer_bits_per_pixel = config->framebuffer_bits_per_pixel;
+
+ printk(BIOS_INFO, "%s: bytes_per_line: %d, bits_per_pixel: %d\n "
+ " x_res x y_res: %d x %d, size: %d\n",
+ __func__, edid.bytes_per_line,
+ edid.framebuffer_bits_per_pixel,
+ edid.x_resolution, edid.y_resolution,
+ (edid.bytes_per_line * edid.y_resolution));
+
+ set_vbe_mode_info_valid(&edid, 0);
+}