diff options
| author | allen chen | 2022-07-15 10:49:07 +0800 |
|---|---|---|
| committer | Robert Foss | 2022-07-18 13:43:19 +0200 |
| commit | 1a217205bd2643272e32ec38926250aa6c29a854 (patch) | |
| tree | 65d6deeb831e9d557dcbaa4813cc8635d9f8b9f8 /drivers/gpu/drm | |
| parent | 86088f88a25c76baac304b6f887e5da2c30c4e07 (diff) | |
drm/bridge: it6505: Modified video clock calculation and video debug message
Speed up video clock calculation and remove redundant video debug message.
Signed-off-by: Pin-Yen Lin <treapking@chromium.org>
Signed-off-by: Allen Chen <allen.chen@ite.com.tw>
Reviewed-by: Robert Foss <robert.foss@linaro.org>
Signed-off-by: Robert Foss <robert.foss@linaro.org>
Link: https://patchwork.freedesktop.org/patch/msgid/20220715024910.12578-4-allen.chen@ite.com.tw
Diffstat (limited to 'drivers/gpu/drm')
| -rw-r--r-- | drivers/gpu/drm/bridge/ite-it6505.c | 6 |
1 files changed, 2 insertions, 4 deletions
diff --git a/drivers/gpu/drm/bridge/ite-it6505.c b/drivers/gpu/drm/bridge/ite-it6505.c index a30a31b21542..f9251ec49bf0 100644 --- a/drivers/gpu/drm/bridge/ite-it6505.c +++ b/drivers/gpu/drm/bridge/ite-it6505.c @@ -691,7 +691,7 @@ static void it6505_calc_video_info(struct it6505 *it6505) DRM_DEV_DEBUG_DRIVER(dev, "hactive_start:%d, vactive_start:%d", hdes, vdes); - for (i = 0; i < 10; i++) { + for (i = 0; i < 3; i++) { it6505_set_bits(it6505, REG_DATA_CTRL0, ENABLE_PCLK_COUNTER, ENABLE_PCLK_COUNTER); usleep_range(10000, 15000); @@ -708,7 +708,7 @@ static void it6505_calc_video_info(struct it6505 *it6505) return; } - sum /= 10; + sum /= 3; pclk = 13500 * 2048 / sum; it6505->video_info.clock = pclk; it6505->video_info.hdisplay = hdew; @@ -2350,8 +2350,6 @@ static void it6505_irq_hpd(struct it6505 *it6505) if (!it6505_get_video_status(it6505)) it6505_video_reset(it6505); - - it6505_calc_video_info(it6505); } else { memset(it6505->dpcd, 0, sizeof(it6505->dpcd)); |