[RFC,8/8] OMAP: DSS2: Interface driver changes for Secondary LCD Channel

Message ID	1277980285-20996-9-git-send-email-archit@ti.com (mailing list archive)
State	New, archived
Delegated to:	Tomi Valkeinen
Headers	show Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by demeter.kernel.org (8.14.4/8.14.3) with ESMTP id o61AWDb2022495 for <patchwork-omap@patchwork.kernel.org>; Thu, 1 Jul 2010 10:32:13 GMT From: Archit Taneja <archit@ti.com> To: linux-omap@vger.kernel.org Cc: tomi.valkeinen@nokia.com, Sumit Semwal <sumit.semwal@ti.com>, Senthilvadivu Guruswamy <svadivu@ti.com>, Mukund Mittal <mmittal@ti.com>, Archit Taneja <archit@ti.com>, Samreen <samreen@ti.com> Subject: [PATCH] [PATCH] [RFC][PATCH 8/8] OMAP: DSS2: Interface driver changes for Secondary LCD Channel Date: Thu, 1 Jul 2010 16:01:25 +0530 Message-Id: <1277980285-20996-9-git-send-email-archit@ti.com> In-Reply-To: <1277980285-20996-8-git-send-email-archit@ti.com> References: <1277980285-20996-1-git-send-email-archit@ti.com> <1277980285-20996-2-git-send-email-archit@ti.com> <1277980285-20996-3-git-send-email-archit@ti.com> <1277980285-20996-4-git-send-email-archit@ti.com> <1277980285-20996-5-git-send-email-archit@ti.com> <1277980285-20996-6-git-send-email-archit@ti.com> <1277980285-20996-7-git-send-email-archit@ti.com> <1277980285-20996-8-git-send-email-archit@ti.com> Sender: linux-omap-owner@vger.kernel.org Precedence: bulk

diff --git a/drivers/video/omap2/dss/core.c b/drivers/video/omap2/dss/core.c index b3a498f..e4909ad --- a/drivers/video/omap2/dss/core.c +++ b/drivers/video/omap2/dss/core.c @@ -411,7 +411,7 @@ static void dss_debug_dump_clocks(struct seq_file *s) dss_dump_clocks(s); dispc_dump_clocks(s); #ifdef CONFIG_OMAP2_DSS_DSI - dsi_dump_clocks(s); + dsi_dump_clocks(OMAP_DSS_CHANNEL_LCD, s); #endif } diff --git a/drivers/video/omap2/dss/dpi.c b/drivers/video/omap2/dss/dpi.c index 960e977..592c0c0 --- a/drivers/video/omap2/dss/dpi.c +++ b/drivers/video/omap2/dss/dpi.c @@ -40,8 +40,9 @@ static struct { } dpi; #ifdef CONFIG_OMAP2_DSS_USE_DSI_PLL -static int dpi_set_dsi_clk(bool is_tft, unsigned long pck_req, - unsigned long *fck, int *lck_div, int *pck_div) +static int dpi_set_dsi_clk(enum omap_channel channel, bool is_tft, + unsigned long pck_req, unsigned long *fck, int *lck_div, + int *pck_div) { struct dsi_clock_info dsi_cinfo; struct dispc_clock_info dispc_cinfo; @@ -58,7 +59,7 @@ static int dpi_set_dsi_clk(bool is_tft, unsigned long pck_req, dss_select_dispc_clk_source(DSS_SRC_DSI1_PLL_FCLK); - r = dispc_set_clock_div(&dispc_cinfo); + r = dispc_set_clock_div(channel, &dispc_cinfo); if (r) return r; @@ -69,8 +70,9 @@ static int dpi_set_dsi_clk(bool is_tft, unsigned long pck_req, return 0; } #else -static int dpi_set_dispc_clk(bool is_tft, unsigned long pck_req, - unsigned long *fck, int *lck_div, int *pck_div) +static int dpi_set_dispc_clk(enum omap_channel channel, bool is_tft, + unsigned long pck_req, unsigned long *fck, int *lck_div, + int *pck_div) { struct dss_clock_info dss_cinfo; struct dispc_clock_info dispc_cinfo; @@ -84,7 +86,7 @@ static int dpi_set_dispc_clk(bool is_tft, unsigned long pck_req, if (r) return r; - r = dispc_set_clock_div(&dispc_cinfo); + r = dispc_set_clock_div(channel, &dispc_cinfo); if (r) return r; @@ -107,17 +109,17 @@ static int dpi_set_mode(struct omap_dss_device *dssdev) dss_clk_enable(DSS_CLK_ICK | DSS_CLK_FCK1); - dispc_set_pol_freq(dssdev->panel.config, dssdev->panel.acbi, - dssdev->panel.acb); + dispc_set_pol_freq(dssdev->channel, dssdev->panel.config, + dssdev->panel.acbi, dssdev->panel.acb); is_tft = (dssdev->panel.config & OMAP_DSS_LCD_TFT) != 0; #ifdef CONFIG_OMAP2_DSS_USE_DSI_PLL - r = dpi_set_dsi_clk(is_tft, t->pixel_clock * 1000, - &fck, &lck_div, &pck_div); + r = dpi_set_dsi_clk(dssdev->channel, is_tft, + t->pixel_clock * 1000, &fck, &lck_div, &pck_div); #else - r = dpi_set_dispc_clk(is_tft, t->pixel_clock * 1000, - &fck, &lck_div, &pck_div); + r = dpi_set_dispc_clk(dssdev->channel, is_tft, + t->pixel_clock * 1000, &fck, &lck_div, &pck_div); #endif if (r) goto err0; @@ -132,7 +134,7 @@ static int dpi_set_mode(struct omap_dss_device *dssdev) t->pixel_clock = pck; } - dispc_set_lcd_timings(t); + dispc_set_lcd_timings(dssdev->channel, t); err0: dss_clk_disable(DSS_CLK_ICK | DSS_CLK_FCK1); @@ -145,10 +147,12 @@ static int dpi_basic_init(struct omap_dss_device *dssdev) is_tft = (dssdev->panel.config & OMAP_DSS_LCD_TFT) != 0; - dispc_set_parallel_interface_mode(OMAP_DSS_PARALLELMODE_BYPASS); - dispc_set_lcd_display_type(is_tft ? OMAP_DSS_LCD_DISPLAY_TFT : - OMAP_DSS_LCD_DISPLAY_STN); - dispc_set_tft_data_lines(dssdev->phy.dpi.data_lines); + dispc_set_parallel_interface_mode(dssdev->channel, + OMAP_DSS_PARALLELMODE_BYPASS); + dispc_set_lcd_display_type(dssdev->channel, + is_tft ? OMAP_DSS_LCD_DISPLAY_TFT : OMAP_DSS_LCD_DISPLAY_STN); + dispc_set_tft_data_lines(dssdev->channel, + dssdev->phy.dpi.data_lines); return 0; } diff --git a/drivers/video/omap2/dss/dsi.c b/drivers/video/omap2/dss/dsi.c index a6e0f64..94069d7 --- a/drivers/video/omap2/dss/dsi.c +++ b/drivers/video/omap2/dss/dsi.c @@ -812,7 +812,7 @@ static int dsi_calc_clock_rates(struct dsi_clock_info *cinfo) * with DSS2_FCK source also */ cinfo->highfreq = 0; } else { - cinfo->clkin = dispc_pclk_rate(); + cinfo->clkin = dispc_pclk_rate(OMAP_DSS_CHANNEL_LCD); if (cinfo->clkin < 32000000) cinfo->highfreq = 0; @@ -1157,7 +1157,7 @@ void dsi_pll_uninit(void) DSSDBG("PLL uninit done\n"); } -void dsi_dump_clocks(struct seq_file *s) +void dsi_dump_clocks(enum omap_channel channel, struct seq_file *s) { int clksel; struct dsi_clock_info *cinfo = &dsi.current_cinfo; @@ -1206,8 +1206,8 @@ void dsi_dump_clocks(struct seq_file *s) seq_printf(s, "VP_CLK\t\t%lu\n" "VP_PCLK\t\t%lu\n", - dispc_lclk_rate(), - dispc_pclk_rate()); + dispc_lclk_rate(channel), + dispc_pclk_rate(channel)); enable_clocks(0); } @@ -2888,7 +2888,7 @@ int omap_dsi_prepare_update(struct omap_dss_device *dssdev, if (dssdev->manager->caps & OMAP_DSS_OVL_MGR_CAP_DISPC) { dss_setup_partial_planes(dssdev, x, y, w, h, enlarge_update_area); - dispc_set_lcd_size(*w, *h); + dispc_set_lcd_size(dssdev->channel, *w, *h); } return 0; @@ -2942,12 +2942,14 @@ static int dsi_display_init_dispc(struct omap_dss_device *dssdev) return r; } - dispc_set_lcd_display_type(OMAP_DSS_LCD_DISPLAY_TFT); + dispc_set_lcd_display_type(dssdev->channel, + OMAP_DSS_LCD_DISPLAY_TFT); - dispc_set_parallel_interface_mode(OMAP_DSS_PARALLELMODE_DSI); + dispc_set_parallel_interface_mode(dssdev->channel, + OMAP_DSS_PARALLELMODE_DSI); dispc_enable_fifohandcheck(1); - dispc_set_tft_data_lines(dssdev->ctrl.pixel_size); + dispc_set_tft_data_lines(dssdev->channel, dssdev->ctrl.pixel_size); { struct omap_video_timings timings = { @@ -2959,7 +2961,7 @@ static int dsi_display_init_dispc(struct omap_dss_device *dssdev) .vbp = 0, }; - dispc_set_lcd_timings(&timings); + dispc_set_lcd_timings(dssdev->channel, &timings); } return 0; @@ -3014,7 +3016,7 @@ static int dsi_configure_dispc_clocks(struct omap_dss_device *dssdev) return r; } - r = dispc_set_clock_div(&dispc_cinfo); + r = dispc_set_clock_div(dssdev->channel, &dispc_cinfo); if (r) { DSSERR("Failed to set dispc clocks\n"); return r; diff --git a/drivers/video/omap2/dss/dss.h b/drivers/video/omap2/dss/dss.h index 456c702..c596249 --- a/drivers/video/omap2/dss/dss.h +++ b/drivers/video/omap2/dss/dss.h @@ -262,7 +262,8 @@ static inline void sdi_exit(void) int dsi_init(struct platform_device *pdev); void dsi_exit(void); -void dsi_dump_clocks(struct seq_file *s); +void dsi_dump_clocks(enum omap_channel channel, + struct seq_file *s); void dsi_dump_irqs(struct seq_file *s); void dsi_dump_regs(struct seq_file *s); @@ -431,8 +432,9 @@ void rfbi_dump_regs(struct seq_file *s); int rfbi_configure(int rfbi_module, int bpp, int lines); void rfbi_enable_rfbi(bool enable); -void rfbi_transfer_area(u16 width, u16 height, - void (callback)(void *data), void *data); +void rfbi_transfer_area(struct omap_dss_device *dssdev, + u16 width, u16 height, + void (callback)(void *data), void *data); void rfbi_set_timings(int rfbi_module, struct rfbi_timings *t); unsigned long rfbi_get_max_tx_rate(void); int rfbi_init_display(struct omap_dss_device *display); diff --git a/drivers/video/omap2/dss/rfbi.c b/drivers/video/omap2/dss/rfbi.c index bbe6246..f7e9b95 --- a/drivers/video/omap2/dss/rfbi.c +++ b/drivers/video/omap2/dss/rfbi.c @@ -301,8 +301,8 @@ void omap_rfbi_write_pixels(const void __iomem *buf, int scr_width, } EXPORT_SYMBOL(omap_rfbi_write_pixels); -void rfbi_transfer_area(u16 width, u16 height, - void (callback)(void *data), void *data) +void rfbi_transfer_area(struct omap_dss_device *dssdev, u16 width, + u16 height, void (*callback)(void *data), void *data) { u32 l; @@ -311,9 +311,9 @@ void rfbi_transfer_area(u16 width, u16 height, DSSDBG("rfbi_transfer_area %dx%d\n", width, height); - dispc_set_lcd_size(width, height); + dispc_set_lcd_size(dssdev->channel, width, height); - dispc_enable_channel(OMAP_DSS_CHANNEL_LCD, true); + dispc_enable_channel(dssdev->channel, true); rfbi.framedone_callback = callback; rfbi.framedone_callback_data = data; @@ -887,7 +887,7 @@ int omap_rfbi_prepare_update(struct omap_dss_device *dssdev, if (dssdev->manager->caps & OMAP_DSS_OVL_MGR_CAP_DISPC) { dss_setup_partial_planes(dssdev, x, y, w, h, true); - dispc_set_lcd_size(*w, *h); + dispc_set_lcd_size(dssdev->channel, *w, *h); } return 0; @@ -899,7 +899,7 @@ int omap_rfbi_update(struct omap_dss_device *dssdev, void (*callback)(void *), void *data) { if (dssdev->manager->caps & OMAP_DSS_OVL_MGR_CAP_DISPC) { - rfbi_transfer_area(w, h, callback, data); + rfbi_transfer_area(dssdev, w, h, callback, data); } else { struct omap_overlay *ovl; void __iomem *addr; @@ -1018,11 +1018,14 @@ int omapdss_rfbi_display_enable(struct omap_dss_device *dssdev) goto err1; } - dispc_set_lcd_display_type(OMAP_DSS_LCD_DISPLAY_TFT); + dispc_set_lcd_display_type(dssdev->channel, + OMAP_DSS_LCD_DISPLAY_TFT); - dispc_set_parallel_interface_mode(OMAP_DSS_PARALLELMODE_RFBI); + dispc_set_parallel_interface_mode(dssdev->channel, + OMAP_DSS_PARALLELMODE_RFBI); - dispc_set_tft_data_lines(dssdev->ctrl.pixel_size); + dispc_set_tft_data_lines(dssdev->channel, + dssdev->ctrl.pixel_size); rfbi_configure(dssdev->phy.rfbi.channel, dssdev->ctrl.pixel_size, diff --git a/drivers/video/omap2/dss/sdi.c b/drivers/video/omap2/dss/sdi.c index ee07a3c..2f8924b --- a/drivers/video/omap2/dss/sdi.c +++ b/drivers/video/omap2/dss/sdi.c @@ -35,12 +35,14 @@ static struct { struct regulator *vdds_sdi_reg; } sdi; -static void sdi_basic_init(void) +static void sdi_basic_init(struct omap_dss_device *dssdev) { - dispc_set_parallel_interface_mode(OMAP_DSS_PARALLELMODE_BYPASS); + dispc_set_parallel_interface_mode(dssdev->channel, + OMAP_DSS_PARALLELMODE_BYPASS); - dispc_set_lcd_display_type(OMAP_DSS_LCD_DISPLAY_TFT); - dispc_set_tft_data_lines(24); + dispc_set_lcd_display_type(dssdev->channel, + OMAP_DSS_LCD_DISPLAY_TFT); + dispc_set_tft_data_lines(dssdev->channel, 24); dispc_lcd_enable_signal_polarity(1); } @@ -68,20 +70,20 @@ int omapdss_sdi_display_enable(struct omap_dss_device *dssdev) if (!sdi.skip_init) dss_clk_enable(DSS_CLK_ICK | DSS_CLK_FCK1); - sdi_basic_init(); + sdi_basic_init(dssdev); /* 15.5.9.1.2 */ dssdev->panel.config |= OMAP_DSS_LCD_RF | OMAP_DSS_LCD_ONOFF; - dispc_set_pol_freq(dssdev->panel.config, dssdev->panel.acbi, - dssdev->panel.acb); + dispc_set_pol_freq(dssdev->channel, dssdev->panel.config, + dssdev->panel.acbi, dssdev->panel.acb); if (!sdi.skip_init) { r = dss_calc_clock_div(1, t->pixel_clock * 1000, &dss_cinfo, &dispc_cinfo); } else { r = dss_get_clock_div(&dss_cinfo); - r = dispc_get_clock_div(&dispc_cinfo); + r = dispc_get_clock_div(dssdev->channel, &dispc_cinfo); } if (r) @@ -102,13 +104,13 @@ int omapdss_sdi_display_enable(struct omap_dss_device *dssdev) } - dispc_set_lcd_timings(t); + dispc_set_lcd_timings(dssdev->channel, t); r = dss_set_clock_div(&dss_cinfo); if (r) goto err2; - r = dispc_set_clock_div(&dispc_cinfo); + r = dispc_set_clock_div(dssdev->channel, &dispc_cinfo); if (r) goto err2;

[RFC,8/8] OMAP: DSS2: Interface driver changes for Secondary LCD Channel

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