From b2407207b6f55701592a69235a09dfbbc03f3c61 Mon Sep 17 00:00:00 2001 From: Archit Taneja Date: Thu, 25 Aug 2011 18:35:58 +0530 Subject: [PATCH] --- yaml --- r: 271395 b: refs/heads/master c: 6ff8aa3182db248db4d91e574254316025c0243c h: refs/heads/master i: 271393: f4c1047c37a66f12c0872042e81a4d5eba8c41a4 271391: ef59c5f46d9577f3bfd993a92a3f7de99b5cb0a1 v: v3 --- [refs] | 2 +- trunk/drivers/video/omap2/dss/dsi.c | 84 ++++++++++++++++++++++++----- trunk/drivers/video/omap2/dss/dss.h | 5 ++ trunk/include/video/omapdss.h | 12 ++++- 4 files changed, 88 insertions(+), 15 deletions(-) diff --git a/[refs] b/[refs] index fb6772e504aa..35b2007de783 100644 --- a/[refs] +++ b/[refs] @@ -1,2 +1,2 @@ --- -refs/heads/master: 7e951ee9955f3df0c41e523a199cc3b9372cdb9f +refs/heads/master: 6ff8aa3182db248db4d91e574254316025c0243c diff --git a/trunk/drivers/video/omap2/dss/dsi.c b/trunk/drivers/video/omap2/dss/dsi.c index d3bffe8b2a38..bb5588932b02 100644 --- a/trunk/drivers/video/omap2/dss/dsi.c +++ b/trunk/drivers/video/omap2/dss/dsi.c @@ -3065,38 +3065,60 @@ int dsi_vc_send_null(struct omap_dss_device *dssdev, int channel) } EXPORT_SYMBOL(dsi_vc_send_null); -int dsi_vc_dcs_write_nosync(struct omap_dss_device *dssdev, int channel, - u8 *data, int len) +static int dsi_vc_write_nosync_common(struct omap_dss_device *dssdev, + int channel, u8 *data, int len, enum dss_dsi_content_type type) { struct platform_device *dsidev = dsi_get_dsidev_from_dssdev(dssdev); int r; - BUG_ON(len == 0); - - if (len == 1) { + if (len == 0) { + BUG_ON(type == DSS_DSI_CONTENT_DCS); r = dsi_vc_send_short(dsidev, channel, + MIPI_DSI_GENERIC_SHORT_WRITE_0_PARAM, 0, 0); + } else if (len == 1) { + r = dsi_vc_send_short(dsidev, channel, + type == DSS_DSI_CONTENT_GENERIC ? + MIPI_DSI_GENERIC_SHORT_WRITE_1_PARAM : MIPI_DSI_DCS_SHORT_WRITE, data[0], 0); } else if (len == 2) { r = dsi_vc_send_short(dsidev, channel, + type == DSS_DSI_CONTENT_GENERIC ? + MIPI_DSI_GENERIC_SHORT_WRITE_2_PARAM : MIPI_DSI_DCS_SHORT_WRITE_PARAM, data[0] | (data[1] << 8), 0); } else { - /* 0x39 = DCS Long Write */ - r = dsi_vc_send_long(dsidev, channel, MIPI_DSI_DCS_LONG_WRITE, - data, len, 0); + r = dsi_vc_send_long(dsidev, channel, + type == DSS_DSI_CONTENT_GENERIC ? + MIPI_DSI_GENERIC_LONG_WRITE : + MIPI_DSI_DCS_LONG_WRITE, data, len, 0); } return r; } + +int dsi_vc_dcs_write_nosync(struct omap_dss_device *dssdev, int channel, + u8 *data, int len) +{ + return dsi_vc_write_nosync_common(dssdev, channel, data, len, + DSS_DSI_CONTENT_DCS); +} EXPORT_SYMBOL(dsi_vc_dcs_write_nosync); -int dsi_vc_dcs_write(struct omap_dss_device *dssdev, int channel, u8 *data, - int len) +int dsi_vc_generic_write_nosync(struct omap_dss_device *dssdev, int channel, + u8 *data, int len) +{ + return dsi_vc_write_nosync_common(dssdev, channel, data, len, + DSS_DSI_CONTENT_GENERIC); +} +EXPORT_SYMBOL(dsi_vc_generic_write_nosync); + +static int dsi_vc_write_common(struct omap_dss_device *dssdev, int channel, + u8 *data, int len, enum dss_dsi_content_type type) { struct platform_device *dsidev = dsi_get_dsidev_from_dssdev(dssdev); int r; - r = dsi_vc_dcs_write_nosync(dssdev, channel, data, len); + r = dsi_vc_write_nosync_common(dssdev, channel, data, len, type); if (r) goto err; @@ -3114,18 +3136,39 @@ int dsi_vc_dcs_write(struct omap_dss_device *dssdev, int channel, u8 *data, return 0; err: - DSSERR("dsi_vc_dcs_write(ch %d, cmd 0x%02x, len %d) failed\n", + DSSERR("dsi_vc_write_common(ch %d, cmd 0x%02x, len %d) failed\n", channel, data[0], len); return r; } + +int dsi_vc_dcs_write(struct omap_dss_device *dssdev, int channel, u8 *data, + int len) +{ + return dsi_vc_write_common(dssdev, channel, data, len, + DSS_DSI_CONTENT_DCS); +} EXPORT_SYMBOL(dsi_vc_dcs_write); +int dsi_vc_generic_write(struct omap_dss_device *dssdev, int channel, u8 *data, + int len) +{ + return dsi_vc_write_common(dssdev, channel, data, len, + DSS_DSI_CONTENT_GENERIC); +} +EXPORT_SYMBOL(dsi_vc_generic_write); + int dsi_vc_dcs_write_0(struct omap_dss_device *dssdev, int channel, u8 dcs_cmd) { return dsi_vc_dcs_write(dssdev, channel, &dcs_cmd, 1); } EXPORT_SYMBOL(dsi_vc_dcs_write_0); +int dsi_vc_generic_write_0(struct omap_dss_device *dssdev, int channel) +{ + return dsi_vc_generic_write(dssdev, channel, NULL, 0); +} +EXPORT_SYMBOL(dsi_vc_generic_write_0); + int dsi_vc_dcs_write_1(struct omap_dss_device *dssdev, int channel, u8 dcs_cmd, u8 param) { @@ -3136,6 +3179,23 @@ int dsi_vc_dcs_write_1(struct omap_dss_device *dssdev, int channel, u8 dcs_cmd, } EXPORT_SYMBOL(dsi_vc_dcs_write_1); +int dsi_vc_generic_write_1(struct omap_dss_device *dssdev, int channel, + u8 param) +{ + return dsi_vc_generic_write(dssdev, channel, ¶m, 1); +} +EXPORT_SYMBOL(dsi_vc_generic_write_1); + +int dsi_vc_generic_write_2(struct omap_dss_device *dssdev, int channel, + u8 param1, u8 param2) +{ + u8 buf[2]; + buf[0] = param1; + buf[1] = param2; + return dsi_vc_generic_write(dssdev, channel, buf, 2); +} +EXPORT_SYMBOL(dsi_vc_generic_write_2); + int dsi_vc_dcs_read(struct omap_dss_device *dssdev, int channel, u8 dcs_cmd, u8 *buf, int buflen) { diff --git a/trunk/drivers/video/omap2/dss/dss.h b/trunk/drivers/video/omap2/dss/dss.h index a095a62c64e8..3ec8dd7066a2 100644 --- a/trunk/drivers/video/omap2/dss/dss.h +++ b/trunk/drivers/video/omap2/dss/dss.h @@ -108,6 +108,11 @@ enum dss_hdmi_venc_clk_source_select { DSS_HDMI_M_PCLK = 1, }; +enum dss_dsi_content_type { + DSS_DSI_CONTENT_DCS, + DSS_DSI_CONTENT_GENERIC, +}; + struct dss_clock_info { /* rates that we get with dividers below */ unsigned long fck; diff --git a/trunk/include/video/omapdss.h b/trunk/include/video/omapdss.h index aeadbc880e38..49ffdd201c2d 100644 --- a/trunk/include/video/omapdss.h +++ b/trunk/include/video/omapdss.h @@ -225,12 +225,20 @@ void dsi_bus_lock(struct omap_dss_device *dssdev); void dsi_bus_unlock(struct omap_dss_device *dssdev); int dsi_vc_dcs_write(struct omap_dss_device *dssdev, int channel, u8 *data, int len); -int dsi_vc_dcs_write_0(struct omap_dss_device *dssdev, int channel, - u8 dcs_cmd); +int dsi_vc_generic_write(struct omap_dss_device *dssdev, int channel, u8 *data, + int len); +int dsi_vc_dcs_write_0(struct omap_dss_device *dssdev, int channel, u8 dcs_cmd); +int dsi_vc_generic_write_0(struct omap_dss_device *dssdev, int channel); int dsi_vc_dcs_write_1(struct omap_dss_device *dssdev, int channel, u8 dcs_cmd, u8 param); +int dsi_vc_generic_write_1(struct omap_dss_device *dssdev, int channel, + u8 param); +int dsi_vc_generic_write_2(struct omap_dss_device *dssdev, int channel, + u8 param1, u8 param2); int dsi_vc_dcs_write_nosync(struct omap_dss_device *dssdev, int channel, u8 *data, int len); +int dsi_vc_generic_write_nosync(struct omap_dss_device *dssdev, int channel, + u8 *data, int len); int dsi_vc_dcs_read(struct omap_dss_device *dssdev, int channel, u8 dcs_cmd, u8 *buf, int buflen); int dsi_vc_dcs_read_1(struct omap_dss_device *dssdev, int channel, u8 dcs_cmd,