From: Sebastian Reichel sebastian.reichel@collabora.com
In order to reduce the amount of custom functionality, this moves handling of pixel format and DSI mode from set_config() to dsi attach.
Signed-off-by: Sebastian Reichel sebastian.reichel@collabora.com Signed-off-by: Tomi Valkeinen tomi.valkeinen@ti.com --- .../gpu/drm/omapdrm/displays/panel-dsi-cm.c | 2 -- drivers/gpu/drm/omapdrm/dss/dsi.c | 31 ++++++++++++------- 2 files changed, 19 insertions(+), 14 deletions(-)
diff --git a/drivers/gpu/drm/omapdrm/displays/panel-dsi-cm.c b/drivers/gpu/drm/omapdrm/displays/panel-dsi-cm.c index cfc31b777bae..78498d863ad5 100644 --- a/drivers/gpu/drm/omapdrm/displays/panel-dsi-cm.c +++ b/drivers/gpu/drm/omapdrm/displays/panel-dsi-cm.c @@ -549,8 +549,6 @@ static int dsicm_power_on(struct panel_drv_data *ddata) u8 id1, id2, id3; int r; struct omap_dss_dsi_config dsi_config = { - .mode = OMAP_DSS_DSI_CMD_MODE, - .pixel_format = MIPI_DSI_FMT_RGB888, .vm = &ddata->vm, .hs_clk_min = 150000000, .hs_clk_max = 300000000, diff --git a/drivers/gpu/drm/omapdrm/dss/dsi.c b/drivers/gpu/drm/omapdrm/dss/dsi.c index 25d2af1e1a00..25122f1eaa4b 100644 --- a/drivers/gpu/drm/omapdrm/dss/dsi.c +++ b/drivers/gpu/drm/omapdrm/dss/dsi.c @@ -4578,24 +4578,19 @@ static int dsi_set_config(struct omap_dss_device *dssdev, { struct dsi_data *dsi = to_dsi_data(dssdev); struct dsi_clk_calc_ctx ctx; + struct omap_dss_dsi_config cfg = *config; bool ok; int r;
mutex_lock(&dsi->lock);
- dsi->pix_fmt = config->pixel_format; - dsi->mode = config->mode; + cfg.mode = dsi->mode; + cfg.pixel_format = dsi->pix_fmt;
- if (mipi_dsi_pixel_format_to_bpp(dsi->pix_fmt) < 0) { - DSSERR("invalid pixel format\n"); - r = -EINVAL; - goto err; - } - - if (config->mode == OMAP_DSS_DSI_VIDEO_MODE) - ok = dsi_vm_calc(dsi, config, &ctx); + if (dsi->mode == OMAP_DSS_DSI_VIDEO_MODE) + ok = dsi_vm_calc(dsi, &cfg, &ctx); else - ok = dsi_cm_calc(dsi, config, &ctx); + ok = dsi_cm_calc(dsi, &cfg, &ctx);
if (!ok) { DSSERR("failed to find suitable DSI clock settings\n"); @@ -4606,7 +4601,7 @@ static int dsi_set_config(struct omap_dss_device *dssdev, dsi_pll_calc_dsi_fck(dsi, &ctx.dsi_cinfo);
r = dsi_lp_clock_calc(ctx.dsi_cinfo.clkout[HSDIV_DSI], - config->lp_clk_min, config->lp_clk_max, &dsi->user_lp_cinfo); + cfg.lp_clk_min, cfg.lp_clk_max, &dsi->user_lp_cinfo); if (r) { DSSERR("failed to find suitable DSI LP clock settings\n"); goto err; @@ -4784,7 +4779,19 @@ static int omap_dsi_host_attach(struct mipi_dsi_host *host, return -EBUSY; }
+ if (mipi_dsi_pixel_format_to_bpp(client->format) < 0) { + DSSERR("invalid pixel format\n"); + return -EINVAL; + } + dsi->vc[channel].dest = client; + + dsi->pix_fmt = client->format; + if (client->mode_flags & MIPI_DSI_MODE_VIDEO) + dsi->mode = OMAP_DSS_DSI_VIDEO_MODE; + else + dsi->mode = OMAP_DSS_DSI_CMD_MODE; + return 0; }