diff options
| author | Akihiko Odaki <akihiko.odaki@gmail.com> | 2021-04-27 17:08:21 +0200 |
|---|---|---|
| committer | Gerd Hoffmann <kraxel@redhat.com> | 2021-05-10 11:41:02 +0200 |
| commit | fce39fa737afba09811efeceee973e3039d926c4 (patch) | |
| tree | 62a11272bd6e4db314ac41dabdacfcfa08bb3076 /hw | |
| parent | 4f9e268637f334d639a3d3ab5f1f06dfe6e93bc0 (diff) | |
edid: Make refresh rate configurable
Signed-off-by: Akihiko Odaki <akihiko.odaki@gmail.com>
Signed-off-by: Gerd Hoffmann <kraxel@redhat.com>
Message-id: 20210427150824.638359-1-kraxel@redhat.com
Message-Id: <20210427150824.638359-6-kraxel@redhat.com>
Diffstat (limited to 'hw')
| -rw-r--r-- | hw/display/edid-generate.c | 9 |
1 files changed, 5 insertions, 4 deletions
diff --git a/hw/display/edid-generate.c b/hw/display/edid-generate.c index 42a130f0ff..8662218822 100644 --- a/hw/display/edid-generate.c +++ b/hw/display/edid-generate.c @@ -223,7 +223,7 @@ static void edid_desc_dummy(uint8_t *desc) edid_desc_type(desc, 0x10); } -static void edid_desc_timing(uint8_t *desc, +static void edid_desc_timing(uint8_t *desc, uint32_t refresh_rate, uint32_t xres, uint32_t yres, uint32_t xmm, uint32_t ymm) { @@ -236,9 +236,9 @@ static void edid_desc_timing(uint8_t *desc, uint32_t ysync = yres * 5 / 1000; uint32_t yblank = yres * 35 / 1000; - uint32_t clock = 75 * (xres + xblank) * (yres + yblank); + uint64_t clock = (uint64_t)refresh_rate * (xres + xblank) * (yres + yblank); - stl_le_p(desc, clock / 10000); + stl_le_p(desc, clock / 10000000); desc[2] = xres & 0xff; desc[3] = xblank & 0xff; @@ -323,6 +323,7 @@ void qemu_edid_generate(uint8_t *edid, size_t size, uint8_t *xtra3 = NULL; uint8_t *dta = NULL; uint32_t width_mm, height_mm; + uint32_t refresh_rate = info->refresh_rate ? info->refresh_rate : 75000; uint32_t dpi = 100; /* if no width_mm/height_mm */ /* =============== set defaults =============== */ @@ -420,7 +421,7 @@ void qemu_edid_generate(uint8_t *edid, size_t size, /* =============== descriptor blocks =============== */ - edid_desc_timing(desc, info->prefx, info->prefy, + edid_desc_timing(desc, refresh_rate, info->prefx, info->prefy, width_mm, height_mm); desc = edid_desc_next(edid, dta, desc); |