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| author | Jan Luebbe <jlu@pengutronix.de> | 2018-05-03 18:29:37 +0200 |
|---|---|---|
| committer | Philipp Zabel <p.zabel@pengutronix.de> | 2018-07-16 16:56:37 +0200 |
| commit | 1e6a1495c66947b289de9ba92b569b62ce68a979 (patch) | |
| tree | 1c278cab16a8990e6946c8dd5071a55c42978771 /drivers/gpu/ipu-v3/ipu-csi.c | |
| parent | d36d0e6309dd8137cf438cbb680e72eb63c81425 (diff) | |
| download | linux-0-day-1e6a1495c66947b289de9ba92b569b62ce68a979.tar.gz linux-0-day-1e6a1495c66947b289de9ba92b569b62ce68a979.tar.xz | |
gpu: ipu-v3: csi: support RGB565 on parallel bus
The CSI_SENS_CONF_DATA_FMT_RGB565 configuration only works for MIPI
CSI-2 sources. On the parallel bus, we need to use bayer (generic) mode
instead. To handle this difference, we pass the mbus_type to
mbus_code_to_bus_cfg().
Signed-off-by: Jan Luebbe <jlu@pengutronix.de>
[p.zabel@pengutronix.de - renamed rc to ret for consistency]
Signed-off-by: Philipp Zabel <p.zabel@pengutronix.de>
Diffstat (limited to 'drivers/gpu/ipu-v3/ipu-csi.c')
| -rw-r--r-- | drivers/gpu/ipu-v3/ipu-csi.c | 12 |
1 files changed, 8 insertions, 4 deletions
diff --git a/drivers/gpu/ipu-v3/ipu-csi.c b/drivers/gpu/ipu-v3/ipu-csi.c index 27262748a549d..954eefe144e2d 100644 --- a/drivers/gpu/ipu-v3/ipu-csi.c +++ b/drivers/gpu/ipu-v3/ipu-csi.c @@ -224,14 +224,18 @@ static int ipu_csi_set_testgen_mclk(struct ipu_csi *csi, u32 pixel_clk, * Find the CSI data format and data width for the given V4L2 media * bus pixel format code. */ -static int mbus_code_to_bus_cfg(struct ipu_csi_bus_config *cfg, u32 mbus_code) +static int mbus_code_to_bus_cfg(struct ipu_csi_bus_config *cfg, u32 mbus_code, + enum v4l2_mbus_type mbus_type) { switch (mbus_code) { case MEDIA_BUS_FMT_BGR565_2X8_BE: case MEDIA_BUS_FMT_BGR565_2X8_LE: case MEDIA_BUS_FMT_RGB565_2X8_BE: case MEDIA_BUS_FMT_RGB565_2X8_LE: - cfg->data_fmt = CSI_SENS_CONF_DATA_FMT_RGB565; + if (mbus_type == V4L2_MBUS_CSI2) + cfg->data_fmt = CSI_SENS_CONF_DATA_FMT_RGB565; + else + cfg->data_fmt = CSI_SENS_CONF_DATA_FMT_BAYER; cfg->mipi_dt = MIPI_DT_RGB565; cfg->data_width = IPU_CSI_DATA_WIDTH_8; break; @@ -332,7 +336,7 @@ static int fill_csi_bus_cfg(struct ipu_csi_bus_config *csicfg, memset(csicfg, 0, sizeof(*csicfg)); - ret = mbus_code_to_bus_cfg(csicfg, mbus_fmt->code); + ret = mbus_code_to_bus_cfg(csicfg, mbus_fmt->code, mbus_cfg->type); if (ret < 0) return ret; @@ -607,7 +611,7 @@ int ipu_csi_set_mipi_datatype(struct ipu_csi *csi, u32 vc, if (vc > 3) return -EINVAL; - ret = mbus_code_to_bus_cfg(&cfg, mbus_fmt->code); + ret = mbus_code_to_bus_cfg(&cfg, mbus_fmt->code, V4L2_MBUS_CSI2); if (ret < 0) return ret; |