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authorLinus Torvalds <torvalds@linux-foundation.org>2011-11-27 12:05:56 -0800
committerLinus Torvalds <torvalds@linux-foundation.org>2011-11-27 12:05:56 -0800
commit401d0069cb344f401bc9d264c31db55876ff78c0 (patch)
treee6f47b38877d8d7bfc772f7b97ff5439381bdd2e /drivers
parent06718f151144aa5eea97cdf2813fe7eb70e73d17 (diff)
parenta32839696a8eef813a1aff604fbad9a32dff6c95 (diff)
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Merge branch 'fbdev-for-linus' of git://github.com/schandinat/linux-2.6
* 'fbdev-for-linus' of git://github.com/schandinat/linux-2.6: viafb: correct sync polarity for OLPC DCON video:da8xx-fb: Disable and reset sequence on version2 of LCDC OMAPDSS: DISPC: skip scaling calculations when not scaling OMAPFB: fix compilation warnings due to missing include OMAPDSS: HDMI: fix returned HDMI pixel clock
Diffstat (limited to 'drivers')
-rw-r--r--drivers/video/da8xx-fb.c15
-rw-r--r--drivers/video/omap/dispc.c1
-rw-r--r--drivers/video/omap2/dss/dispc.c11
-rw-r--r--drivers/video/omap2/dss/hdmi.c2
-rw-r--r--drivers/video/via/share.h4
5 files changed, 23 insertions, 10 deletions
diff --git a/drivers/video/da8xx-fb.c b/drivers/video/da8xx-fb.c
index 55f91d9ab00b..29577bf1f559 100644
--- a/drivers/video/da8xx-fb.c
+++ b/drivers/video/da8xx-fb.c
@@ -116,6 +116,7 @@
/* Clock registers available only on Version 2 */
#define LCD_CLK_ENABLE_REG 0x6c
#define LCD_CLK_RESET_REG 0x70
+#define LCD_CLK_MAIN_RESET BIT(3)
#define LCD_NUM_BUFFERS 2
@@ -244,6 +245,10 @@ static inline void lcd_enable_raster(void)
{
u32 reg;
+ /* Bring LCDC out of reset */
+ if (lcd_revision == LCD_VERSION_2)
+ lcdc_write(0, LCD_CLK_RESET_REG);
+
reg = lcdc_read(LCD_RASTER_CTRL_REG);
if (!(reg & LCD_RASTER_ENABLE))
lcdc_write(reg | LCD_RASTER_ENABLE, LCD_RASTER_CTRL_REG);
@@ -257,6 +262,10 @@ static inline void lcd_disable_raster(void)
reg = lcdc_read(LCD_RASTER_CTRL_REG);
if (reg & LCD_RASTER_ENABLE)
lcdc_write(reg & ~LCD_RASTER_ENABLE, LCD_RASTER_CTRL_REG);
+
+ if (lcd_revision == LCD_VERSION_2)
+ /* Write 1 to reset LCDC */
+ lcdc_write(LCD_CLK_MAIN_RESET, LCD_CLK_RESET_REG);
}
static void lcd_blit(int load_mode, struct da8xx_fb_par *par)
@@ -584,8 +593,12 @@ static void lcd_reset(struct da8xx_fb_par *par)
lcdc_write(0, LCD_DMA_CTRL_REG);
lcdc_write(0, LCD_RASTER_CTRL_REG);
- if (lcd_revision == LCD_VERSION_2)
+ if (lcd_revision == LCD_VERSION_2) {
lcdc_write(0, LCD_INT_ENABLE_SET_REG);
+ /* Write 1 to reset */
+ lcdc_write(LCD_CLK_MAIN_RESET, LCD_CLK_RESET_REG);
+ lcdc_write(0, LCD_CLK_RESET_REG);
+ }
}
static void lcd_calc_clk_divider(struct da8xx_fb_par *par)
diff --git a/drivers/video/omap/dispc.c b/drivers/video/omap/dispc.c
index 0ccd7adf47bb..6f61e781f15a 100644
--- a/drivers/video/omap/dispc.c
+++ b/drivers/video/omap/dispc.c
@@ -19,6 +19,7 @@
* 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
*/
#include <linux/kernel.h>
+#include <linux/module.h>
#include <linux/dma-mapping.h>
#include <linux/mm.h>
#include <linux/vmalloc.h>
diff --git a/drivers/video/omap2/dss/dispc.c b/drivers/video/omap2/dss/dispc.c
index 3532782551cb..5c81533eacaa 100644
--- a/drivers/video/omap2/dss/dispc.c
+++ b/drivers/video/omap2/dss/dispc.c
@@ -1720,12 +1720,11 @@ static int dispc_ovl_calc_scaling(enum omap_plane plane,
const int maxdownscale = dss_feat_get_param_max(FEAT_PARAM_DOWNSCALE);
unsigned long fclk = 0;
- if ((ovl->caps & OMAP_DSS_OVL_CAP_SCALE) == 0) {
- if (width != out_width || height != out_height)
- return -EINVAL;
- else
- return 0;
- }
+ if (width == out_width && height == out_height)
+ return 0;
+
+ if ((ovl->caps & OMAP_DSS_OVL_CAP_SCALE) == 0)
+ return -EINVAL;
if (out_width < width / maxdownscale ||
out_width > width * 8)
diff --git a/drivers/video/omap2/dss/hdmi.c b/drivers/video/omap2/dss/hdmi.c
index 3262f0f1fa35..c56378c555b0 100644
--- a/drivers/video/omap2/dss/hdmi.c
+++ b/drivers/video/omap2/dss/hdmi.c
@@ -269,7 +269,7 @@ static void update_hdmi_timings(struct hdmi_config *cfg,
unsigned long hdmi_get_pixel_clock(void)
{
/* HDMI Pixel Clock in Mhz */
- return hdmi.ip_data.cfg.timings.timings.pixel_clock * 10000;
+ return hdmi.ip_data.cfg.timings.timings.pixel_clock * 1000;
}
static void hdmi_compute_pll(struct omap_dss_device *dssdev, int phy,
diff --git a/drivers/video/via/share.h b/drivers/video/via/share.h
index 69d882cbe709..c01c1c162726 100644
--- a/drivers/video/via/share.h
+++ b/drivers/video/via/share.h
@@ -559,8 +559,8 @@
#define M1200X720_R60_VSP POSITIVE
/* 1200x900@60 Sync Polarity (DCON) */
-#define M1200X900_R60_HSP NEGATIVE
-#define M1200X900_R60_VSP NEGATIVE
+#define M1200X900_R60_HSP POSITIVE
+#define M1200X900_R60_VSP POSITIVE
/* 1280x600@60 Sync Polarity (GTF Mode) */
#define M1280x600_R60_HSP NEGATIVE