[PATCH v2 1/2] drm/mediatek: dsi: Fix EoTp flag
From: Jitao Shi <hidden>
Date: 2021-02-01 03:37:12
Also in:
dri-devel, linux-arm-kernel, linux-mediatek, lkml
Subsystem:
drm drivers, drm drivers for mediatek, the rest · Maintainers:
David Airlie, Simona Vetter, Chun-Kuang Hu, Philipp Zabel, Linus Torvalds
SoC will transmit the EoTp (End of Transmission packet) when MIPI_DSI_MODE_EOT_PACKET flag is set. Signed-off-by: Jitao Shi <redacted> --- drivers/gpu/drm/mediatek/mtk_dsi.c | 7 +++++-- 1 file changed, 5 insertions(+), 2 deletions(-)
diff --git a/drivers/gpu/drm/mediatek/mtk_dsi.c b/drivers/gpu/drm/mediatek/mtk_dsi.c
index 65fd99c528af..2bc46f2350f1 100644
--- a/drivers/gpu/drm/mediatek/mtk_dsi.c
+++ b/drivers/gpu/drm/mediatek/mtk_dsi.c@@ -401,8 +401,11 @@ static void mtk_dsi_rxtx_control(struct mtk_dsi *dsi) break; } - tmp_reg |= (dsi->mode_flags & MIPI_DSI_CLOCK_NON_CONTINUOUS) << 6; - tmp_reg |= (dsi->mode_flags & MIPI_DSI_MODE_EOT_PACKET) >> 3; + if (dsi->mode_flags & MIPI_DSI_CLOCK_NON_CONTINUOUS) + tmp_reg |= HSTX_CKLP_EN; + + if (!(dsi->mode_flags & MIPI_DSI_MODE_EOT_PACKET)) + tmp_reg |= DIS_EOT; writel(tmp_reg, dsi->regs + DSI_TXRX_CTRL); }
--
2.12.5