[PATCH 5.15 072/177] drm: simpledrm: fix wrong unit with pixel clock

Greg Kroah-Hartman
2021-12-20T15:12:42Z

From: Alejandro Concepcion-Rodriguez <asconcepcion@acoro.eu>

[ Upstream commit 5cf06065bd1f7b94fbb80e7eeb033899f77ab5ba ]

Pixel clock has to be set in kHz.

Signed-off-by: Alejandro Concepcion-Rodriguez <asconcepcion@acoro.eu>
Fixes: 11e8f5fd223b ("drm: Add simpledrm driver")
Signed-off-by: Thomas Zimmermann <tzimmermann@suse.de>
Link: https://patchwork.freedesktop.org/patch/msgid/6f8554ef-1305-0dda-821c-f7d2e5644a48@acoro.eu
Signed-off-by: Sasha Levin <sashal@kernel.org>
---
drivers/gpu/drm/tiny/simpledrm.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/drivers/gpu/drm/tiny/simpledrm.c b/drivers/gpu/drm/tiny/simpledrm.c
index 481b48bde0473..5a6e89825bc2f 100644
--- a/drivers/gpu/drm/tiny/simpledrm.c
+++ b/drivers/gpu/drm/tiny/simpledrm.c
@@ -458,7 +458,7 @@ static struct drm_display_mode simpledrm_mode(unsigned int width,
{
struct drm_display_mode mode = { SIMPLEDRM_MODE(width, height) };

- mode.clock = 60 /* Hz */ * mode.hdisplay * mode.vdisplay;
+ mode.clock = mode.hdisplay * mode.vdisplay * 60 / 1000 /* kHz */;
drm_mode_set_name(&mode);

return mode;
--
2.33.0