diff options
Diffstat (limited to 'meta/recipes-kernel/linux/linux-omap-2.6.29/dss2/0004-DSS2-OMAP-framebuffer-driver.patch')
| -rw-r--r-- | meta/recipes-kernel/linux/linux-omap-2.6.29/dss2/0004-DSS2-OMAP-framebuffer-driver.patch | 3403 |
1 files changed, 0 insertions, 3403 deletions
diff --git a/meta/recipes-kernel/linux/linux-omap-2.6.29/dss2/0004-DSS2-OMAP-framebuffer-driver.patch b/meta/recipes-kernel/linux/linux-omap-2.6.29/dss2/0004-DSS2-OMAP-framebuffer-driver.patch deleted file mode 100644 index 09afa7e5b..000000000 --- a/meta/recipes-kernel/linux/linux-omap-2.6.29/dss2/0004-DSS2-OMAP-framebuffer-driver.patch +++ /dev/null @@ -1,3403 +0,0 @@ -From db9314f01a207e256d545244d3d00dc4ce535280 Mon Sep 17 00:00:00 2001 -From: Tomi Valkeinen <tomi.valkeinen@nokia.com> -Date: Thu, 2 Apr 2009 10:25:48 +0300 -Subject: [PATCH] DSS2: OMAP framebuffer driver - -Signed-off-by: Tomi Valkeinen <tomi.valkeinen@nokia.com> ---- - arch/arm/plat-omap/fb.c | 28 + - drivers/video/omap/Kconfig | 5 +- - drivers/video/omap2/omapfb/Kconfig | 35 + - drivers/video/omap2/omapfb/Makefile | 2 + - drivers/video/omap2/omapfb/omapfb-ioctl.c | 656 ++++++++++ - drivers/video/omap2/omapfb/omapfb-main.c | 2010 +++++++++++++++++++++++++++++ - drivers/video/omap2/omapfb/omapfb-sysfs.c | 371 ++++++ - drivers/video/omap2/omapfb/omapfb.h | 153 +++ - include/linux/omapfb.h | 20 + - 9 files changed, 3278 insertions(+), 2 deletions(-) - create mode 100644 drivers/video/omap2/omapfb/Kconfig - create mode 100644 drivers/video/omap2/omapfb/Makefile - create mode 100644 drivers/video/omap2/omapfb/omapfb-ioctl.c - create mode 100644 drivers/video/omap2/omapfb/omapfb-main.c - create mode 100644 drivers/video/omap2/omapfb/omapfb-sysfs.c - create mode 100644 drivers/video/omap2/omapfb/omapfb.h - -diff --git a/arch/arm/plat-omap/fb.c b/arch/arm/plat-omap/fb.c -index 40615a6..1dc3415 100644 ---- a/arch/arm/plat-omap/fb.c -+++ b/arch/arm/plat-omap/fb.c -@@ -327,6 +327,34 @@ static inline int omap_init_fb(void) - - arch_initcall(omap_init_fb); - -+#elif defined(CONFIG_FB_OMAP2) || defined(CONFIG_FB_OMAP2_MODULE) -+ -+static u64 omap_fb_dma_mask = ~(u32)0; -+static struct omapfb_platform_data omapfb_config; -+ -+static struct platform_device omap_fb_device = { -+ .name = "omapfb", -+ .id = -1, -+ .dev = { -+ .dma_mask = &omap_fb_dma_mask, -+ .coherent_dma_mask = ~(u32)0, -+ .platform_data = &omapfb_config, -+ }, -+ .num_resources = 0, -+}; -+ -+void omapfb_set_platform_data(struct omapfb_platform_data *data) -+{ -+ omapfb_config = *data; -+} -+ -+static inline int omap_init_fb(void) -+{ -+ return platform_device_register(&omap_fb_device); -+} -+ -+arch_initcall(omap_init_fb); -+ - #else - - void omapfb_reserve_sdram(void) {} -diff --git a/drivers/video/omap/Kconfig b/drivers/video/omap/Kconfig -index c355b59..a1c10de 100644 ---- a/drivers/video/omap/Kconfig -+++ b/drivers/video/omap/Kconfig -@@ -1,6 +1,7 @@ - config FB_OMAP - tristate "OMAP frame buffer support (EXPERIMENTAL)" -- depends on FB && ARCH_OMAP -+ depends on FB && ARCH_OMAP && (OMAP2_DSS = "n") -+ - select FB_CFB_FILLRECT - select FB_CFB_COPYAREA - select FB_CFB_IMAGEBLIT -@@ -72,7 +73,7 @@ config FB_OMAP_LCD_MIPID - - config FB_OMAP_BOOTLOADER_INIT - bool "Check bootloader initialization" -- depends on FB_OMAP -+ depends on FB_OMAP || FB_OMAP2 - help - Say Y here if you want to enable checking if the bootloader has - already initialized the display controller. In this case the -diff --git a/drivers/video/omap2/omapfb/Kconfig b/drivers/video/omap2/omapfb/Kconfig -new file mode 100644 -index 0000000..4f66033 ---- /dev/null -+++ b/drivers/video/omap2/omapfb/Kconfig -@@ -0,0 +1,35 @@ -+menuconfig FB_OMAP2 -+ tristate "OMAP2/3 frame buffer support (EXPERIMENTAL)" -+ depends on FB && OMAP2_DSS -+ -+ select FB_CFB_FILLRECT -+ select FB_CFB_COPYAREA -+ select FB_CFB_IMAGEBLIT -+ help -+ Frame buffer driver for OMAP2/3 based boards. -+ -+config FB_OMAP2_DEBUG_SUPPORT -+ bool "Debug support for OMAP2/3 FB" -+ default y -+ depends on FB_OMAP2 -+ help -+ Support for debug output. You have to enable the actual printing -+ with debug module parameter. -+ -+config FB_OMAP2_FORCE_AUTO_UPDATE -+ bool "Force main display to automatic update mode" -+ depends on FB_OMAP2 -+ help -+ Forces main display to automatic update mode (if possible), -+ and also enables tearsync (if possible). By default -+ displays that support manual update are started in manual -+ update mode. -+ -+config FB_OMAP2_NUM_FBS -+ int "Number of framebuffers" -+ range 1 10 -+ default 3 -+ depends on FB_OMAP2 -+ help -+ Select the number of framebuffers created. OMAP2/3 has 3 overlays -+ so normally this would be 3. -diff --git a/drivers/video/omap2/omapfb/Makefile b/drivers/video/omap2/omapfb/Makefile -new file mode 100644 -index 0000000..51c2e00 ---- /dev/null -+++ b/drivers/video/omap2/omapfb/Makefile -@@ -0,0 +1,2 @@ -+obj-$(CONFIG_FB_OMAP2) += omapfb.o -+omapfb-y := omapfb-main.o omapfb-sysfs.o omapfb-ioctl.o -diff --git a/drivers/video/omap2/omapfb/omapfb-ioctl.c b/drivers/video/omap2/omapfb/omapfb-ioctl.c -new file mode 100644 -index 0000000..7f18d2a ---- /dev/null -+++ b/drivers/video/omap2/omapfb/omapfb-ioctl.c -@@ -0,0 +1,656 @@ -+/* -+ * linux/drivers/video/omap2/omapfb-ioctl.c -+ * -+ * Copyright (C) 2008 Nokia Corporation -+ * Author: Tomi Valkeinen <tomi.valkeinen@nokia.com> -+ * -+ * Some code and ideas taken from drivers/video/omap/ driver -+ * by Imre Deak. -+ * -+ * This program is free software; you can redistribute it and/or modify it -+ * under the terms of the GNU General Public License version 2 as published by -+ * the Free Software Foundation. -+ * -+ * This program is distributed in the hope that it will be useful, but WITHOUT -+ * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or -+ * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for -+ * more details. -+ * -+ * You should have received a copy of the GNU General Public License along with -+ * this program. If not, see <http://www.gnu.org/licenses/>. -+ */ -+ -+#include <linux/fb.h> -+#include <linux/device.h> -+#include <linux/uaccess.h> -+#include <linux/platform_device.h> -+#include <linux/mm.h> -+#include <linux/omapfb.h> -+#include <linux/vmalloc.h> -+ -+#include <mach/display.h> -+#include <mach/vrfb.h> -+ -+#include "omapfb.h" -+ -+static int omapfb_setup_plane(struct fb_info *fbi, struct omapfb_plane_info *pi) -+{ -+ struct omapfb_info *ofbi = FB2OFB(fbi); -+ struct omapfb2_device *fbdev = ofbi->fbdev; -+ struct omap_display *display = fb2display(fbi); -+ struct omap_overlay *ovl; -+ struct omap_overlay_info info; -+ int r = 0; -+ -+ DBG("omapfb_setup_plane\n"); -+ -+ omapfb_lock(fbdev); -+ -+ if (ofbi->num_overlays != 1) { -+ r = -EINVAL; -+ goto out; -+ } -+ -+ /* XXX uses only the first overlay */ -+ ovl = ofbi->overlays[0]; -+ -+ if (pi->enabled && !ofbi->region.size) { -+ /* -+ * This plane's memory was freed, can't enable it -+ * until it's reallocated. -+ */ -+ r = -EINVAL; -+ goto out; -+ } -+ -+ ovl->get_overlay_info(ovl, &info); -+ -+ info.pos_x = pi->pos_x; -+ info.pos_y = pi->pos_y; -+ info.out_width = pi->out_width; -+ info.out_height = pi->out_height; -+ info.enabled = pi->enabled; -+ -+ r = ovl->set_overlay_info(ovl, &info); -+ if (r) -+ goto out; -+ -+ if (ovl->manager) { -+ r = ovl->manager->apply(ovl->manager); -+ if (r) -+ goto out; -+ } -+ -+ if (display) { -+ u16 w, h; -+ -+ if (display->sync) -+ display->sync(display); -+ -+ display->get_resolution(display, &w, &h); -+ -+ if (display->update) -+ display->update(display, 0, 0, w, h); -+ } -+ -+out: -+ omapfb_unlock(fbdev); -+ if (r) -+ dev_err(fbdev->dev, "setup_plane failed\n"); -+ return r; -+} -+ -+static int omapfb_query_plane(struct fb_info *fbi, struct omapfb_plane_info *pi) -+{ -+ struct omapfb_info *ofbi = FB2OFB(fbi); -+ struct omapfb2_device *fbdev = ofbi->fbdev; -+ -+ omapfb_lock(fbdev); -+ -+ if (ofbi->num_overlays != 1) { -+ memset(pi, 0, sizeof(*pi)); -+ } else { -+ struct omap_overlay_info *ovli; -+ struct omap_overlay *ovl; -+ -+ ovl = ofbi->overlays[0]; -+ ovli = &ovl->info; -+ -+ pi->pos_x = ovli->pos_x; -+ pi->pos_y = ovli->pos_y; -+ pi->enabled = ovli->enabled; -+ pi->channel_out = 0; /* xxx */ -+ pi->mirror = 0; -+ pi->out_width = ovli->out_width; -+ pi->out_height = ovli->out_height; -+ } -+ -+ omapfb_unlock(fbdev); -+ -+ return 0; -+} -+ -+static int omapfb_setup_mem(struct fb_info *fbi, struct omapfb_mem_info *mi) -+{ -+ struct omapfb_info *ofbi = FB2OFB(fbi); -+ struct omapfb2_device *fbdev = ofbi->fbdev; -+ struct omapfb2_mem_region *rg; -+ int r, i; -+ size_t size; -+ -+ if (mi->type > OMAPFB_MEMTYPE_MAX) -+ return -EINVAL; -+ -+ size = PAGE_ALIGN(mi->size); -+ -+ rg = &ofbi->region; -+ -+ omapfb_lock(fbdev); -+ -+ for (i = 0; i < ofbi->num_overlays; i++) { -+ if (ofbi->overlays[i]->info.enabled) { -+ r = -EBUSY; -+ goto out; -+ } -+ } -+ -+ if (rg->size != size || rg->type != mi->type) { -+ r = omapfb_realloc_fbmem(fbi, size, mi->type); -+ if (r) { -+ dev_err(fbdev->dev, "realloc fbmem failed\n"); -+ goto out; -+ } -+ } -+ -+ r = 0; -+out: -+ omapfb_unlock(fbdev); -+ -+ return r; -+} -+ -+static int omapfb_query_mem(struct fb_info *fbi, struct omapfb_mem_info *mi) -+{ -+ struct omapfb_info *ofbi = FB2OFB(fbi); -+ struct omapfb2_device *fbdev = ofbi->fbdev; -+ struct omapfb2_mem_region *rg; -+ -+ rg = &ofbi->region; -+ memset(mi, 0, sizeof(*mi)); -+ -+ omapfb_lock(fbdev); -+ mi->size = rg->size; -+ mi->type = rg->type; -+ omapfb_unlock(fbdev); -+ -+ return 0; -+} -+ -+static int omapfb_update_window(struct fb_info *fbi, -+ u32 x, u32 y, u32 w, u32 h) -+{ -+ struct omapfb_info *ofbi = FB2OFB(fbi); -+ struct omapfb2_device *fbdev = ofbi->fbdev; -+ struct omap_display *display = fb2display(fbi); -+ u16 dw, dh; -+ -+ if (!display) -+ return 0; -+ -+ if (w == 0 || h == 0) -+ return 0; -+ -+ display->get_resolution(display, &dw, &dh); -+ -+ if (x + w > dw || y + h > dh) -+ return -EINVAL; -+ -+ omapfb_lock(fbdev); -+ display->update(display, x, y, w, h); -+ omapfb_unlock(fbdev); -+ -+ return 0; -+} -+ -+static int omapfb_set_update_mode(struct fb_info *fbi, -+ enum omapfb_update_mode mode) -+{ -+ struct omapfb_info *ofbi = FB2OFB(fbi); -+ struct omapfb2_device *fbdev = ofbi->fbdev; -+ struct omap_display *display = fb2display(fbi); -+ enum omap_dss_update_mode um; -+ int r; -+ -+ if (!display || !display->set_update_mode) -+ return -EINVAL; -+ -+ switch (mode) { -+ case OMAPFB_UPDATE_DISABLED: -+ um = OMAP_DSS_UPDATE_DISABLED; -+ break; -+ -+ case OMAPFB_AUTO_UPDATE: -+ um = OMAP_DSS_UPDATE_AUTO; -+ break; -+ -+ case OMAPFB_MANUAL_UPDATE: -+ um = OMAP_DSS_UPDATE_MANUAL; -+ break; -+ -+ default: -+ return -EINVAL; -+ } -+ -+ omapfb_lock(fbdev); -+ r = display->set_update_mode(display, um); -+ omapfb_unlock(fbdev); -+ -+ return r; -+} -+ -+static int omapfb_get_update_mode(struct fb_info *fbi, -+ enum omapfb_update_mode *mode) -+{ -+ struct omapfb_info *ofbi = FB2OFB(fbi); -+ struct omapfb2_device *fbdev = ofbi->fbdev; -+ struct omap_display *display = fb2display(fbi); -+ enum omap_dss_update_mode m; -+ -+ if (!display || !display->get_update_mode) -+ return -EINVAL; -+ -+ omapfb_lock(fbdev); -+ m = display->get_update_mode(display); -+ omapfb_unlock(fbdev); -+ -+ switch (m) { -+ case OMAP_DSS_UPDATE_DISABLED: -+ *mode = OMAPFB_UPDATE_DISABLED; -+ break; -+ case OMAP_DSS_UPDATE_AUTO: -+ *mode = OMAPFB_AUTO_UPDATE; -+ break; -+ case OMAP_DSS_UPDATE_MANUAL: -+ *mode = OMAPFB_MANUAL_UPDATE; -+ break; -+ default: -+ BUG(); -+ } -+ -+ return 0; -+} -+ -+/* XXX this color key handling is a hack... */ -+static struct omapfb_color_key omapfb_color_keys[2]; -+ -+static int _omapfb_set_color_key(struct omap_overlay_manager *mgr, -+ struct omapfb_color_key *ck) -+{ -+ enum omap_dss_color_key_type kt; -+ -+ if(!mgr->set_default_color || !mgr->set_trans_key || -+ !mgr->enable_trans_key) -+ return 0; -+ -+ if (ck->key_type == OMAPFB_COLOR_KEY_DISABLED) { -+ mgr->enable_trans_key(mgr, 0); -+ omapfb_color_keys[mgr->id] = *ck; -+ return 0; -+ } -+ -+ switch(ck->key_type) { -+ case OMAPFB_COLOR_KEY_GFX_DST: -+ kt = OMAP_DSS_COLOR_KEY_GFX_DST; -+ break; -+ case OMAPFB_COLOR_KEY_VID_SRC: -+ kt = OMAP_DSS_COLOR_KEY_VID_SRC; -+ break; -+ default: -+ return -EINVAL; -+ } -+ -+ mgr->set_default_color(mgr, ck->background); -+ mgr->set_trans_key(mgr, kt, ck->trans_key); -+ mgr->enable_trans_key(mgr, 1); -+ -+ omapfb_color_keys[mgr->id] = *ck; -+ -+ return 0; -+} -+ -+static int omapfb_set_color_key(struct fb_info *fbi, -+ struct omapfb_color_key *ck) -+{ -+ struct omapfb_info *ofbi = FB2OFB(fbi); -+ struct omapfb2_device *fbdev = ofbi->fbdev; -+ int r; -+ int i; -+ struct omap_overlay_manager *mgr = NULL; -+ -+ omapfb_lock(fbdev); -+ -+ for (i = 0; i < ofbi->num_overlays; i++) { -+ if (ofbi->overlays[i]->manager) { -+ mgr = ofbi->overlays[i]->manager; -+ break; -+ } -+ } -+ -+ if (!mgr) { -+ r = -EINVAL; -+ goto err; -+ } -+ -+ if(!mgr->set_default_color || !mgr->set_trans_key || -+ !mgr->enable_trans_key) { -+ r = -ENODEV; -+ goto err; -+ } -+ -+ r = _omapfb_set_color_key(mgr, ck); -+err: -+ omapfb_unlock(fbdev); -+ -+ return r; -+} -+ -+static int omapfb_get_color_key(struct fb_info *fbi, -+ struct omapfb_color_key *ck) -+{ -+ struct omapfb_info *ofbi = FB2OFB(fbi); -+ struct omapfb2_device *fbdev = ofbi->fbdev; -+ struct omap_overlay_manager *mgr = NULL; -+ int r = 0; -+ int i; -+ -+ omapfb_lock(fbdev); -+ -+ for (i = 0; i < ofbi->num_overlays; i++) { -+ if (ofbi->overlays[i]->manager) { -+ mgr = ofbi->overlays[i]->manager; -+ break; -+ } -+ } -+ -+ if (!mgr) { -+ r = -EINVAL; -+ goto err; -+ } -+ -+ if(!mgr->set_default_color || !mgr->set_trans_key || -+ !mgr->enable_trans_key) { -+ r = -ENODEV; -+ goto err; -+ } -+ -+ *ck = omapfb_color_keys[mgr->id]; -+err: -+ omapfb_unlock(fbdev); -+ -+ return r; -+} -+ -+static int omapfb_memory_read(struct fb_info *fbi, -+ struct omapfb_memory_read *mr) -+{ -+ struct omap_display *display = fb2display(fbi); -+ struct omapfb_info *ofbi = FB2OFB(fbi); -+ struct omapfb2_device *fbdev = ofbi->fbdev; -+ void *buf; -+ int r; -+ -+ if (!display || !display->memory_read) -+ return -ENOENT; -+ -+ if (!access_ok(VERIFY_WRITE, mr->buffer, mr->buffer_size)) -+ return -EFAULT; -+ -+ if (mr->w * mr->h * 3 > mr->buffer_size) -+ return -EINVAL; -+ -+ buf = vmalloc(mr->buffer_size); -+ if (!buf) { -+ DBG("vmalloc failed\n"); -+ return -ENOMEM; -+ } -+ -+ omapfb_lock(fbdev); -+ -+ r = display->memory_read(display, buf, mr->buffer_size, -+ mr->x, mr->y, mr->w, mr->h); -+ -+ if (r > 0) { -+ if (copy_to_user(mr->buffer, buf, mr->buffer_size)) -+ r = -EFAULT; -+ } -+ -+ vfree(buf); -+ -+ omapfb_unlock(fbdev); -+ -+ return r; -+} -+ -+int omapfb_ioctl(struct fb_info *fbi, unsigned int cmd, unsigned long arg) -+{ -+ struct omapfb_info *ofbi = FB2OFB(fbi); -+ struct omapfb2_device *fbdev = ofbi->fbdev; -+ struct omap_display *display = fb2display(fbi); -+ -+ union { -+ struct omapfb_update_window_old uwnd_o; -+ struct omapfb_update_window uwnd; -+ struct omapfb_plane_info plane_info; -+ struct omapfb_caps caps; -+ struct omapfb_mem_info mem_info; -+ struct omapfb_color_key color_key; -+ enum omapfb_update_mode update_mode; -+ int test_num; -+ struct omapfb_memory_read memory_read; -+ } p; -+ -+ int r = 0; -+ -+ switch (cmd) { -+ case OMAPFB_SYNC_GFX: -+ DBG("ioctl SYNC_GFX\n"); -+ if (!display || !display->sync) { -+ /* DSS1 never returns an error here, so we neither */ -+ /*r = -EINVAL;*/ -+ break; -+ } -+ -+ omapfb_lock(fbdev); -+ r = display->sync(display); -+ omapfb_unlock(fbdev); -+ break; -+ -+ case OMAPFB_UPDATE_WINDOW_OLD: -+ DBG("ioctl UPDATE_WINDOW_OLD\n"); -+ if (!display || !display->update) { -+ r = -EINVAL; -+ break; -+ } -+ -+ if (copy_from_user(&p.uwnd_o, -+ (void __user *)arg, -+ sizeof(p.uwnd_o))) { -+ r = -EFAULT; -+ break; -+ } -+ -+ r = omapfb_update_window(fbi, p.uwnd_o.x, p.uwnd_o.y, -+ p.uwnd_o.width, p.uwnd_o.height); -+ break; -+ -+ case OMAPFB_UPDATE_WINDOW: -+ DBG("ioctl UPDATE_WINDOW\n"); -+ if (!display || !display->update) { -+ r = -EINVAL; -+ break; -+ } -+ -+ if (copy_from_user(&p.uwnd, (void __user *)arg, -+ sizeof(p.uwnd))) { -+ r = -EFAULT; -+ break; -+ } -+ -+ r = omapfb_update_window(fbi, p.uwnd.x, p.uwnd.y, -+ p.uwnd.width, p.uwnd.height); -+ break; -+ -+ case OMAPFB_SETUP_PLANE: -+ DBG("ioctl SETUP_PLANE\n"); -+ if (copy_from_user(&p.plane_info, (void __user *)arg, -+ sizeof(p.plane_info))) -+ r = -EFAULT; -+ else -+ r = omapfb_setup_plane(fbi, &p.plane_info); -+ break; -+ -+ case OMAPFB_QUERY_PLANE: -+ DBG("ioctl QUERY_PLANE\n"); -+ r = omapfb_query_plane(fbi, &p.plane_info); -+ if (r < 0) -+ break; -+ if (copy_to_user((void __user *)arg, &p.plane_info, -+ sizeof(p.plane_info))) -+ r = -EFAULT; -+ break; -+ -+ case OMAPFB_SETUP_MEM: -+ DBG("ioctl SETUP_MEM\n"); -+ if (copy_from_user(&p.mem_info, (void __user *)arg, -+ sizeof(p.mem_info))) -+ r = -EFAULT; -+ else -+ r = omapfb_setup_mem(fbi, &p.mem_info); -+ break; -+ -+ case OMAPFB_QUERY_MEM: -+ DBG("ioctl QUERY_MEM\n"); -+ r = omapfb_query_mem(fbi, &p.mem_info); -+ if (r < 0) -+ break; -+ if (copy_to_user((void __user *)arg, &p.mem_info, -+ sizeof(p.mem_info))) -+ r = -EFAULT; -+ break; -+ -+ case OMAPFB_GET_CAPS: -+ DBG("ioctl GET_CAPS\n"); -+ if (!display) { -+ r = -EINVAL; -+ break; -+ } -+ -+ p.caps.ctrl = display->caps; -+ -+ if (copy_to_user((void __user *)arg, &p.caps, sizeof(p.caps))) -+ r = -EFAULT; -+ break; -+ -+ case OMAPFB_SET_UPDATE_MODE: -+ DBG("ioctl SET_UPDATE_MODE\n"); -+ if (get_user(p.update_mode, (int __user *)arg)) -+ r = -EFAULT; -+ else -+ r = omapfb_set_update_mode(fbi, p.update_mode); -+ break; -+ -+ case OMAPFB_GET_UPDATE_MODE: -+ DBG("ioctl GET_UPDATE_MODE\n"); -+ r = omapfb_get_update_mode(fbi, &p.update_mode); -+ if (r) -+ break; -+ if (put_user(p.update_mode, -+ (enum omapfb_update_mode __user *)arg)) -+ r = -EFAULT; -+ break; -+ -+ case OMAPFB_SET_COLOR_KEY: -+ DBG("ioctl SET_COLOR_KEY\n"); -+ if (copy_from_user(&p.color_key, (void __user *)arg, -+ sizeof(p.color_key))) -+ r = -EFAULT; -+ else -+ r = omapfb_set_color_key(fbi, &p.color_key); -+ break; -+ -+ case OMAPFB_GET_COLOR_KEY: -+ DBG("ioctl GET_COLOR_KEY\n"); -+ if ((r = omapfb_get_color_key(fbi, &p.color_key)) < 0) -+ break; -+ if (copy_to_user((void __user *)arg, &p.color_key, -+ sizeof(p.color_key))) -+ r = -EFAULT; -+ break; -+ -+ case OMAPFB_WAITFORVSYNC: -+ DBG("ioctl WAITFORVSYNC\n"); -+ if (!display) { -+ r = -EINVAL; -+ break; -+ } -+ -+ r = display->wait_vsync(display); -+ break; -+ -+ /* LCD and CTRL tests do the same thing for backward -+ * compatibility */ -+ case OMAPFB_LCD_TEST: -+ DBG("ioctl LCD_TEST\n"); -+ if (get_user(p.test_num, (int __user *)arg)) { -+ r = -EFAULT; -+ break; -+ } -+ if (!display || !display->run_test) { -+ r = -EINVAL; -+ break; -+ } -+ -+ r = display->run_test(display, p.test_num); -+ -+ break; -+ -+ case OMAPFB_CTRL_TEST: -+ DBG("ioctl CTRL_TEST\n"); -+ if (get_user(p.test_num, (int __user *)arg)) { -+ r = -EFAULT; -+ break; -+ } -+ if (!display || !display->run_test) { -+ r = -EINVAL; -+ break; -+ } -+ -+ r = display->run_test(display, p.test_num); -+ -+ break; -+ -+ case OMAPFB_MEMORY_READ: -+ DBG("ioctl MEMORY_READ\n"); -+ -+ if (copy_from_user(&p.memory_read, (void __user *)arg, -+ sizeof(p.memory_read))) { -+ r = -EFAULT; -+ break; -+ } -+ -+ r = omapfb_memory_read(fbi, &p.memory_read); -+ -+ break; -+ -+ default: -+ dev_err(fbdev->dev, "Unknown ioctl 0x%x\n", cmd); -+ r = -EINVAL; -+ } -+ -+ if (r < 0) -+ DBG("ioctl failed: %d\n", r); -+ -+ return r; -+} -+ -+ -diff --git a/drivers/video/omap2/omapfb/omapfb-main.c b/drivers/video/omap2/omapfb/omapfb-main.c -new file mode 100644 -index 0000000..852abe5 ---- /dev/null -+++ b/drivers/video/omap2/omapfb/omapfb-main.c -@@ -0,0 +1,2010 @@ -+/* -+ * linux/drivers/video/omap2/omapfb-main.c -+ * -+ * Copyright (C) 2008 Nokia Corporation -+ * Author: Tomi Valkeinen <tomi.valkeinen@nokia.com> -+ * -+ * Some code and ideas taken from drivers/video/omap/ driver -+ * by Imre Deak. -+ * -+ * This program is free software; you can redistribute it and/or modify it -+ * under the terms of the GNU General Public License version 2 as published by -+ * the Free Software Foundation. -+ * -+ * This program is distributed in the hope that it will be useful, but WITHOUT -+ * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or -+ * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for -+ * more details. -+ * -+ * You should have received a copy of the GNU General Public License along with -+ * this program. If not, see <http://www.gnu.org/licenses/>. -+ */ -+ -+#include <linux/module.h> -+#include <linux/delay.h> -+#include <linux/fb.h> -+#include <linux/dma-mapping.h> -+#include <linux/vmalloc.h> -+#include <linux/device.h> -+#include <linux/platform_device.h> -+#include <linux/omapfb.h> -+ -+#include <mach/display.h> -+#include <mach/vram.h> -+#include <mach/vrfb.h> -+ -+#include "omapfb.h" -+ -+#define MODULE_NAME "omapfb" -+ -+static char *def_mode; -+static char *def_vram; -+static int def_vrfb; -+static int def_rotate; -+static int def_mirror; -+ -+#ifdef DEBUG -+unsigned int omapfb_debug; -+module_param_named(debug, omapfb_debug, bool, 0644); -+static unsigned int omapfb_test_pattern; -+module_param_named(test, omapfb_test_pattern, bool, 0644); -+#endif -+ -+#ifdef DEBUG -+static void draw_pixel(struct fb_info *fbi, int x, int y, unsigned color) -+{ -+ struct fb_var_screeninfo *var = &fbi->var; -+ struct fb_fix_screeninfo *fix = &fbi->fix; -+ void __iomem *addr = fbi->screen_base; -+ const unsigned bytespp = var->bits_per_pixel >> 3; -+ const unsigned line_len = fix->line_length / bytespp; -+ -+ int r = (color >> 16) & 0xff; -+ int g = (color >> 8) & 0xff; -+ int b = (color >> 0) & 0xff; -+ -+ if (var->bits_per_pixel == 16) { -+ u16 __iomem *p = (u16 __iomem *)addr; -+ p += y * line_len + x; -+ -+ r = r * 32 / 256; -+ g = g * 64 / 256; -+ b = b * 32 / 256; -+ -+ __raw_writew((r << 11) | (g << 5) | (b << 0), p); -+ } else if (var->bits_per_pixel == 24) { -+ u8 __iomem *p = (u8 __iomem *)addr; -+ p += (y * line_len + x) * 3; -+ -+ __raw_writeb(b, p + 0); -+ __raw_writeb(g, p + 1); -+ __raw_writeb(r, p + 2); -+ } else if (var->bits_per_pixel == 32) { -+ u32 __iomem *p = (u32 __iomem *)addr; -+ p += y * line_len + x; -+ __raw_writel(color, p); -+ } -+} -+ -+static void fill_fb(struct fb_info *fbi) -+{ -+ struct fb_var_screeninfo *var = &fbi->var; -+ const short w = var->xres_virtual; -+ const short h = var->yres_virtual; -+ void __iomem *addr = fbi->screen_base; -+ int y, x; -+ -+ if (!addr) -+ return; -+ -+ DBG("fill_fb %dx%d, line_len %d bytes\n", w, h, fbi->fix.line_length); -+ -+ for (y = 0; y < h; y++) { -+ for (x = 0; x < w; x++) { -+ if (x < 20 && y < 20) -+ draw_pixel(fbi, x, y, 0xffffff); -+ else if (x < 20 && (y > 20 && y < h - 20)) -+ draw_pixel(fbi, x, y, 0xff); -+ else if (y < 20 && (x > 20 && x < w - 20)) -+ draw_pixel(fbi, x, y, 0xff00); -+ else if (x > w - 20 && (y > 20 && y < h - 20)) -+ draw_pixel(fbi, x, y, 0xff0000); -+ else if (y > h - 20 && (x > 20 && x < w - 20)) -+ draw_pixel(fbi, x, y, 0xffff00); -+ else if (x == 20 || x == w - 20 || -+ y == 20 || y == h - 20) -+ draw_pixel(fbi, x, y, 0xffffff); -+ else if (x == y || w - x == h - y) -+ draw_pixel(fbi, x, y, 0xff00ff); -+ else if (w - x == y || x == h - y) -+ draw_pixel(fbi, x, y, 0x00ffff); -+ else if (x > 20 && y > 20 && x < w - 20 && y < h - 20) { -+ int t = x * 3 / w; -+ unsigned r = 0, g = 0, b = 0; -+ unsigned c; -+ if (var->bits_per_pixel == 16) { -+ if (t == 0) -+ b = (y % 32) * 256 / 32; -+ else if (t == 1) -+ g = (y % 64) * 256 / 64; -+ else if (t == 2) -+ r = (y % 32) * 256 / 32; -+ } else { -+ if (t == 0) -+ b = (y % 256); -+ else if (t == 1) -+ g = (y % 256); -+ else if (t == 2) -+ r = (y % 256); -+ } -+ c = (r << 16) | (g << 8) | (b << 0); -+ draw_pixel(fbi, x, y, c); -+ } else { -+ draw_pixel(fbi, x, y, 0); -+ } -+ } -+ } -+} -+#endif -+ -+static unsigned omapfb_get_vrfb_offset(struct omapfb_info *ofbi, int rot) -+{ -+ struct vrfb *vrfb = &ofbi->region.vrfb; -+ unsigned offset; -+ -+ switch (rot) { -+ case FB_ROTATE_UR: -+ offset = 0; -+ break; -+ case FB_ROTATE_CW: -+ offset = vrfb->yoffset; -+ break; -+ case FB_ROTATE_UD: -+ offset = vrfb->yoffset * OMAP_VRFB_LINE_LEN + vrfb->xoffset; -+ break; -+ case FB_ROTATE_CCW: -+ offset = vrfb->xoffset * OMAP_VRFB_LINE_LEN; -+ break; -+ default: -+ BUG(); -+ } -+ -+ offset *= vrfb->bytespp; -+ -+ return offset; -+} -+ -+static u32 omapfb_get_region_rot_paddr(struct omapfb_info *ofbi) -+{ -+ if (ofbi->rotation_type == OMAPFB_ROT_VRFB) { -+ unsigned offset; -+ int rot; -+ -+ rot = ofbi->rotation; -+ -+ offset = omapfb_get_vrfb_offset(ofbi, rot); -+ -+ return ofbi->region.vrfb.paddr[rot] + offset; -+ } else { -+ return ofbi->region.paddr; -+ } -+} -+ -+u32 omapfb_get_region_paddr(struct omapfb_info *ofbi) -+{ -+ if (ofbi->rotation_type == OMAPFB_ROT_VRFB) -+ return ofbi->region.vrfb.paddr[0]; -+ else -+ return ofbi->region.paddr; -+} -+ -+void __iomem *omapfb_get_region_vaddr(struct omapfb_info *ofbi) -+{ -+ if (ofbi->rotation_type == OMAPFB_ROT_VRFB) -+ return ofbi->region.vrfb.vaddr[0]; -+ else -+ return ofbi->region.vaddr; -+} -+ -+static struct omapfb_colormode omapfb_colormodes[] = { -+ { -+ .dssmode = OMAP_DSS_COLOR_UYVY, -+ .bits_per_pixel = 16, -+ .nonstd = OMAPFB_COLOR_YUV422, -+ }, { -+ .dssmode = OMAP_DSS_COLOR_YUV2, -+ .bits_per_pixel = 16, -+ .nonstd = OMAPFB_COLOR_YUY422, -+ }, { -+ .dssmode = OMAP_DSS_COLOR_ARGB16, -+ .bits_per_pixel = 16, -+ .red = { .length = 4, .offset = 8, .msb_right = 0 }, -+ .green = { .length = 4, .offset = 4, .msb_right = 0 }, -+ .blue = { .length = 4, .offset = 0, .msb_right = 0 }, -+ .transp = { .length = 4, .offset = 12, .msb_right = 0 }, -+ }, { -+ .dssmode = OMAP_DSS_COLOR_RGB16, -+ .bits_per_pixel = 16, -+ .red = { .length = 5, .offset = 11, .msb_right = 0 }, -+ .green = { .length = 6, .offset = 5, .msb_right = 0 }, -+ .blue = { .length = 5, .offset = 0, .msb_right = 0 }, -+ .transp = { .length = 0, .offset = 0, .msb_right = 0 }, -+ }, { -+ .dssmode = OMAP_DSS_COLOR_RGB24P, -+ .bits_per_pixel = 24, -+ .red = { .length = 8, .offset = 16, .msb_right = 0 }, -+ .green = { .length = 8, .offset = 8, .msb_right = 0 }, -+ .blue = { .length = 8, .offset = 0, .msb_right = 0 }, -+ .transp = { .length = 0, .offset = 0, .msb_right = 0 }, -+ }, { -+ .dssmode = OMAP_DSS_COLOR_RGB24U, -+ .bits_per_pixel = 32, -+ .red = { .length = 8, .offset = 16, .msb_right = 0 }, -+ .green = { .length = 8, .offset = 8, .msb_right = 0 }, -+ .blue = { .length = 8, .offset = 0, .msb_right = 0 }, -+ .transp = { .length = 0, .offset = 0, .msb_right = 0 }, -+ }, { -+ .dssmode = OMAP_DSS_COLOR_ARGB32, -+ .bits_per_pixel = 32, -+ .red = { .length = 8, .offset = 16, .msb_right = 0 }, -+ .green = { .length = 8, .offset = 8, .msb_right = 0 }, -+ .blue = { .length = 8, .offset = 0, .msb_right = 0 }, -+ .transp = { .length = 8, .offset = 24, .msb_right = 0 }, -+ }, { -+ .dssmode = OMAP_DSS_COLOR_RGBA32, -+ .bits_per_pixel = 32, -+ .red = { .length = 8, .offset = 24, .msb_right = 0 }, -+ .green = { .length = 8, .offset = 16, .msb_right = 0 }, -+ .blue = { .length = 8, .offset = 8, .msb_right = 0 }, -+ .transp = { .length = 8, .offset = 0, .msb_right = 0 }, -+ }, { -+ .dssmode = OMAP_DSS_COLOR_RGBX32, -+ .bits_per_pixel = 32, -+ .red = { .length = 8, .offset = 24, .msb_right = 0 }, -+ .green = { .length = 8, .offset = 16, .msb_right = 0 }, -+ .blue = { .length = 8, .offset = 8, .msb_right = 0 }, -+ .transp = { .length = 0, .offset = 0, .msb_right = 0 }, -+ }, -+}; -+ -+static bool cmp_var_to_colormode(struct fb_var_screeninfo *var, -+ struct omapfb_colormode *color) -+{ -+ bool cmp_component(struct fb_bitfield *f1, struct fb_bitfield *f2) -+ { -+ return f1->length == f2->length && -+ f1->offset == f2->offset && -+ f1->msb_right == f2->msb_right; -+ } -+ -+ if (var->bits_per_pixel == 0 || -+ var->red.length == 0 || -+ var->blue.length == 0 || -+ var->green.length == 0) -+ return 0; -+ -+ return var->bits_per_pixel == color->bits_per_pixel && -+ cmp_component(&var->red, &color->red) && -+ cmp_component(&var->green, &color->green) && -+ cmp_component(&var->blue, &color->blue) && -+ cmp_component(&var->transp, &color->transp); -+} -+ -+static void assign_colormode_to_var(struct fb_var_screeninfo *var, -+ struct omapfb_colormode *color) -+{ -+ var->bits_per_pixel = color->bits_per_pixel; -+ var->nonstd = color->nonstd; -+ var->red = color->red; -+ var->green = color->green; -+ var->blue = color->blue; -+ var->transp = color->transp; -+} -+ -+static enum omap_color_mode fb_mode_to_dss_mode(struct fb_var_screeninfo *var) -+{ -+ enum omap_color_mode dssmode; -+ int i; -+ -+ /* first match with nonstd field */ -+ if (var->nonstd) { -+ for (i = 0; i < ARRAY_SIZE(omapfb_colormodes); ++i) { -+ struct omapfb_colormode *mode = &omapfb_colormodes[i]; -+ if (var->nonstd == mode->nonstd) { -+ assign_colormode_to_var(var, mode); -+ return mode->dssmode; -+ } -+ } -+ -+ return -EINVAL; -+ } -+ -+ /* then try exact match of bpp and colors */ -+ for (i = 0; i < ARRAY_SIZE(omapfb_colormodes); ++i) { -+ struct omapfb_colormode *mode = &omapfb_colormodes[i]; -+ if (cmp_var_to_colormode(var, mode)) { -+ assign_colormode_to_var(var, mode); -+ return mode->dssmode; -+ } -+ } -+ -+ /* match with bpp if user has not filled color fields -+ * properly */ -+ switch (var->bits_per_pixel) { -+ case 1: -+ dssmode = OMAP_DSS_COLOR_CLUT1; -+ break; -+ case 2: -+ dssmode = OMAP_DSS_COLOR_CLUT2; -+ break; -+ case 4: -+ dssmode = OMAP_DSS_COLOR_CLUT4; -+ break; -+ case 8: -+ dssmode = OMAP_DSS_COLOR_CLUT8; -+ break; -+ case 12: -+ dssmode = OMAP_DSS_COLOR_RGB12U; -+ break; -+ case 16: -+ dssmode = OMAP_DSS_COLOR_RGB16; -+ break; -+ case 24: -+ dssmode = OMAP_DSS_COLOR_RGB24P; -+ break; -+ case 32: -+ dssmode = OMAP_DSS_COLOR_RGB24U; -+ break; -+ default: -+ return -EINVAL; -+ } -+ -+ for (i = 0; i < ARRAY_SIZE(omapfb_colormodes); ++i) { -+ struct omapfb_colormode *mode = &omapfb_colormodes[i]; -+ if (dssmode == mode->dssmode) { -+ assign_colormode_to_var(var, mode); -+ return mode->dssmode; -+ } -+ } -+ -+ return -EINVAL; -+} -+ -+void set_fb_fix(struct fb_info *fbi) -+{ -+ struct fb_fix_screeninfo *fix = &fbi->fix; -+ struct fb_var_screeninfo *var = &fbi->var; -+ struct omapfb_info *ofbi = FB2OFB(fbi); -+ struct omapfb2_mem_region *rg = &ofbi->region; -+ -+ DBG("set_fb_fix\n"); -+ -+ /* used by open/write in fbmem.c */ -+ fbi->screen_base = (char __iomem *)omapfb_get_region_vaddr(ofbi); -+ -+ /* used by mmap in fbmem.c */ -+ if (ofbi->rotation_type == OMAPFB_ROT_VRFB) -+ fix->line_length = -+ (OMAP_VRFB_LINE_LEN * var->bits_per_pixel) >> 3; -+ else -+ fix->line_length = -+ (var->xres_virtual * var->bits_per_pixel) >> 3; -+ fix->smem_start = omapfb_get_region_paddr(ofbi); -+ fix->smem_len = rg->size; -+ -+ fix->type = FB_TYPE_PACKED_PIXELS; -+ -+ if (var->nonstd) -+ fix->visual = FB_VISUAL_PSEUDOCOLOR; -+ else { -+ switch (var->bits_per_pixel) { -+ case 32: -+ case 24: -+ case 16: -+ case 12: -+ fix->visual = FB_VISUAL_TRUECOLOR; -+ /* 12bpp is stored in 16 bits */ -+ break; -+ case 1: -+ case 2: -+ case 4: -+ case 8: -+ fix->visual = FB_VISUAL_PSEUDOCOLOR; -+ break; -+ } -+ } -+ -+ fix->accel = FB_ACCEL_NONE; -+ -+ fix->xpanstep = 1; -+ fix->ypanstep = 1; -+ -+ if (rg->size) { -+ if (ofbi->rotation_type == OMAPFB_ROT_VRFB) -+ omap_vrfb_setup(&rg->vrfb, rg->paddr, -+ var->xres_virtual, var->yres_virtual, -+ var->bits_per_pixel >> 3); -+ } -+} -+ -+/* check new var and possibly modify it to be ok */ -+int check_fb_var(struct fb_info *fbi, struct fb_var_screeninfo *var) -+{ -+ struct omapfb_info *ofbi = FB2OFB(fbi); -+ struct omap_display *display = fb2display(fbi); -+ unsigned long max_frame_size; -+ unsigned long line_size; -+ int xres_min, yres_min; -+ int xres_max, yres_max; -+ enum omap_color_mode mode = 0; -+ int i; -+ int bytespp; -+ -+ DBG("check_fb_var %d\n", ofbi->id); -+ -+ if (ofbi->region.size == 0) -+ return 0; -+ -+ mode = fb_mode_to_dss_mode(var); -+ if (mode < 0) { -+ DBG("cannot convert var to omap dss mode\n"); -+ return -EINVAL; -+ } -+ -+ for (i = 0; i < ofbi->num_overlays; ++i) { -+ if ((ofbi->overlays[i]->supported_modes & mode) == 0) { -+ DBG("invalid mode\n"); -+ return -EINVAL; -+ } -+ } -+ -+ if (var->rotate < 0 || var->rotate > 3) -+ return -EINVAL; -+ -+ if (var->rotate != fbi->var.rotate) { -+ DBG("rotation changing\n"); -+ -+ ofbi->rotation = var->rotate; -+ -+ if (abs(var->rotate - fbi->var.rotate) != 2) { -+ int tmp; -+ DBG("rotate changing 90/270 degrees. " -+ "swapping x/y res\n"); -+ -+ tmp = var->yres; -+ var->yres = var->xres; -+ var->xres = tmp; -+ -+ tmp = var->yres_virtual; -+ var->yres_virtual = var->xres_virtual; -+ var->xres_virtual = tmp; -+ } -+ } -+ -+ xres_min = OMAPFB_PLANE_XRES_MIN; -+ xres_max = 2048; -+ yres_min = OMAPFB_PLANE_YRES_MIN; -+ yres_max = 2048; -+ -+ bytespp = var->bits_per_pixel >> 3; -+ -+ /* XXX: some applications seem to set virtual res to 0. */ -+ if (var->xres_virtual == 0) -+ var->xres_virtual = var->xres; -+ -+ if (var->yres_virtual == 0) -+ var->yres_virtual = var->yres; -+ -+ if (var->xres_virtual < xres_min || var->yres_virtual < yres_min) -+ return -EINVAL; -+ -+ if (var->xres < xres_min) -+ var->xres = xres_min; -+ if (var->yres < yres_min) -+ var->yres = yres_min; -+ if (var->xres > xres_max) -+ var->xres = xres_max; -+ if (var->yres > yres_max) -+ var->yres = yres_max; -+ -+ if (var->xres > var->xres_virtual) -+ var->xres = var->xres_virtual; -+ if (var->yres > var->yres_virtual) -+ var->yres = var->yres_virtual; -+ -+ if (ofbi->rotation_type == OMAPFB_ROT_VRFB) -+ line_size = OMAP_VRFB_LINE_LEN * bytespp; -+ else -+ line_size = var->xres_virtual * bytespp; -+ -+ max_frame_size = ofbi->region.size; -+ -+ DBG("max frame size %lu, line size %lu\n", max_frame_size, line_size); -+ -+ if (line_size * var->yres_virtual > max_frame_size) { -+ DBG("can't fit FB into memory, reducing y\n"); -+ var->yres_virtual = max_frame_size / line_size; -+ -+ if (var->yres_virtual < yres_min) -+ var->yres_virtual = yres_min; -+ -+ if (var->yres > var->yres_virtual) -+ var->yres = var->yres_virtual; -+ } -+ -+ if (line_size * var->yres_virtual > max_frame_size) { -+ DBG("can't fit FB into memory, reducing x\n"); -+ if (ofbi->rotation_type == OMAPFB_ROT_VRFB) -+ return -EINVAL; -+ -+ var->xres_virtual = max_frame_size / var->yres_virtual / -+ bytespp; -+ -+ if (var->xres_virtual < xres_min) -+ var->xres_virtual = xres_min; -+ -+ if (var->xres > var->xres_virtual) -+ var->xres = var->xres_virtual; -+ -+ line_size = var->xres_virtual * bytespp; -+ } -+ -+ if (line_size * var->yres_virtual > max_frame_size) { -+ DBG("cannot fit FB to memory\n"); -+ return -EINVAL; -+ } -+ -+ if (var->xres + var->xoffset > var->xres_virtual) -+ var->xoffset = var->xres_virtual - var->xres; -+ if (var->yres + var->yoffset > var->yres_virtual) -+ var->yoffset = var->yres_virtual - var->yres; -+ -+ DBG("xres = %d, yres = %d, vxres = %d, vyres = %d\n", -+ var->xres, var->yres, -+ var->xres_virtual, var->yres_virtual); -+ -+ var->height = -1; -+ var->width = -1; -+ var->grayscale = 0; -+ -+ if (display && display->get_timings) { -+ struct omap_video_timings timings; -+ display->get_timings(display, &timings); -+ -+ /* pixclock in ps, the rest in pixclock */ -+ var->pixclock = timings.pixel_clock != 0 ? -+ KHZ2PICOS(timings.pixel_clock) : -+ 0; -+ var->left_margin = timings.hfp; -+ var->right_margin = timings.hbp; -+ var->upper_margin = timings.vfp; -+ var->lower_margin = timings.vbp; -+ var->hsync_len = timings.hsw; -+ var->vsync_len = timings.vsw; -+ } else { -+ var->pixclock = 0; -+ var->left_margin = 0; -+ var->right_margin = 0; -+ var->upper_margin = 0; -+ var->lower_margin = 0; -+ var->hsync_len = 0; -+ var->vsync_len = 0; -+ } -+ -+ /* TODO: get these from panel->config */ -+ var->vmode = FB_VMODE_NONINTERLACED; -+ var->sync = 0; -+ -+ return 0; -+} -+ -+/* -+ * --------------------------------------------------------------------------- -+ * fbdev framework callbacks -+ * --------------------------------------------------------------------------- -+ */ -+static int omapfb_open(struct fb_info *fbi, int user) -+{ -+ return 0; -+} -+ -+static int omapfb_release(struct fb_info *fbi, int user) -+{ -+ struct omapfb_info *ofbi = FB2OFB(fbi); -+ struct omapfb2_device *fbdev = ofbi->fbdev; -+ struct omap_display *display = fb2display(fbi); -+ -+ DBG("Closing fb with plane index %d\n", ofbi->id); -+ -+ omapfb_lock(fbdev); -+#if 1 -+ if (display && display->get_update_mode && display->update) { -+ /* XXX this update should be removed, I think. But it's -+ * good for debugging */ -+ if (display->get_update_mode(display) == -+ OMAP_DSS_UPDATE_MANUAL) { -+ u16 w, h; -+ -+ if (display->sync) -+ display->sync(display); -+ -+ display->get_resolution(display, &w, &h); -+ display->update(display, 0, 0, w, h); -+ } -+ } -+#endif -+ -+ if (display && display->sync) -+ display->sync(display); -+ -+ omapfb_unlock(fbdev); -+ -+ return 0; -+} -+ -+/* setup overlay according to the fb */ -+static int omapfb_setup_overlay(struct fb_info *fbi, struct omap_overlay *ovl, -+ u16 posx, u16 posy, u16 outw, u16 outh) -+{ -+ int r = 0; -+ struct omapfb_info *ofbi = FB2OFB(fbi); -+ struct fb_var_screeninfo *var = &fbi->var; -+ struct fb_fix_screeninfo *fix = &fbi->fix; -+ enum omap_color_mode mode = 0; -+ int offset; -+ u32 data_start_p; -+ void __iomem *data_start_v; -+ struct omap_overlay_info info; -+ int xres, yres; -+ int screen_width; -+ int rot, mirror; -+ -+ DBG("setup_overlay %d, posx %d, posy %d, outw %d, outh %d\n", ofbi->id, -+ posx, posy, outw, outh); -+ -+ if (ofbi->rotation == FB_ROTATE_CW || ofbi->rotation == FB_ROTATE_CCW) { -+ xres = var->yres; -+ yres = var->xres; -+ } else { -+ xres = var->xres; -+ yres = var->yres; -+ } -+ -+ offset = ((var->yoffset * var->xres_virtual + -+ var->xoffset) * var->bits_per_pixel) >> 3; -+ -+ if (ofbi->rotation_type == OMAPFB_ROT_VRFB) { -+ data_start_p = omapfb_get_region_rot_paddr(ofbi); -+ data_start_v = NULL; -+ } else { -+ data_start_p = omapfb_get_region_paddr(ofbi); -+ data_start_v = omapfb_get_region_vaddr(ofbi); -+ } -+ -+ data_start_p += offset; -+ data_start_v += offset; -+ -+ mode = fb_mode_to_dss_mode(var); -+ -+ if (mode == -EINVAL) { -+ DBG("fb_mode_to_dss_mode failed"); -+ r = -EINVAL; -+ goto err; -+ } -+ -+ screen_width = fix->line_length / (var->bits_per_pixel >> 3); -+ -+ ovl->get_overlay_info(ovl, &info); -+ -+ if (ofbi->rotation_type == OMAPFB_ROT_VRFB) { -+ rot = 0; -+ mirror = 0; -+ } else { -+ rot = ofbi->rotation; -+ mirror = ofbi->mirror; -+ } -+ -+ info.paddr = data_start_p; -+ info.vaddr = data_start_v; -+ info.screen_width = screen_width; -+ info.width = xres; -+ info.height = yres; -+ info.color_mode = mode; -+ info.rotation = rot; -+ info.mirror = mirror; -+ -+ info.pos_x = posx; -+ info.pos_y = posy; -+ info.out_width = outw; -+ info.out_height = outh; -+ -+ r = ovl->set_overlay_info(ovl, &info); -+ if (r) { -+ DBG("ovl->setup_overlay_info failed\n"); -+ goto err; -+ } -+ -+ return 0; -+ -+err: -+ DBG("setup_overlay failed\n"); -+ return r; -+} -+ -+/* apply var to the overlay */ -+int omapfb_apply_changes(struct fb_info *fbi, int init) -+{ -+ int r = 0; -+ struct omapfb_info *ofbi = FB2OFB(fbi); -+ struct fb_var_screeninfo *var = &fbi->var; -+ struct omap_overlay *ovl; -+ u16 posx, posy; -+ u16 outw, outh; -+ int i; -+ -+#ifdef DEBUG -+ if (omapfb_test_pattern) -+ fill_fb(fbi); -+#endif -+ -+ for (i = 0; i < ofbi->num_overlays; i++) { -+ ovl = ofbi->overlays[i]; -+ -+ DBG("apply_changes, fb %d, ovl %d\n", ofbi->id, ovl->id); -+ -+ if (ofbi->region.size == 0) { -+ /* the fb is not available. disable the overlay */ -+ omapfb_overlay_enable(ovl, 0); -+ if (!init && ovl->manager) -+ ovl->manager->apply(ovl->manager); -+ continue; -+ } -+ -+ if (init || (ovl->caps & OMAP_DSS_OVL_CAP_SCALE) == 0) { -+ if (ofbi->rotation == FB_ROTATE_CW || -+ ofbi->rotation == FB_ROTATE_CCW) { -+ outw = var->yres; -+ outh = var->xres; -+ } else { -+ outw = var->xres; -+ outh = var->yres; -+ } -+ } else { -+ outw = ovl->info.out_width; -+ outh = ovl->info.out_height; -+ } -+ -+ if (init) { -+ posx = 0; -+ posy = 0; -+ } else { -+ posx = ovl->info.pos_x; -+ posy = ovl->info.pos_y; -+ } -+ -+ r = omapfb_setup_overlay(fbi, ovl, posx, posy, outw, outh); -+ if (r) -+ goto err; -+ -+ if (!init && ovl->manager) -+ ovl->manager->apply(ovl->manager); -+ } -+ return 0; -+err: -+ DBG("apply_changes failed\n"); -+ return r; -+} -+ -+/* checks var and eventually tweaks it to something supported, -+ * DO NOT MODIFY PAR */ -+static int omapfb_check_var(struct fb_var_screeninfo *var, struct fb_info *fbi) -+{ -+ int r; -+ -+ DBG("check_var(%d)\n", FB2OFB(fbi)->id); -+ -+ r = check_fb_var(fbi, var); -+ -+ return r; -+} -+ -+/* set the video mode according to info->var */ -+static int omapfb_set_par(struct fb_info *fbi) -+{ -+ int r; -+ -+ DBG("set_par(%d)\n", FB2OFB(fbi)->id); -+ -+ set_fb_fix(fbi); -+ r = omapfb_apply_changes(fbi, 0); -+ -+ return r; -+} -+ -+static int omapfb_pan_display(struct fb_var_screeninfo *var, -+ struct fb_info *fbi) -+{ -+ struct omapfb_info *ofbi = FB2OFB(fbi); -+ struct omapfb2_device *fbdev = ofbi->fbdev; -+ int r = 0; -+ -+ DBG("pan_display(%d)\n", ofbi->id); -+ -+ omapfb_lock(fbdev); -+ -+ if (var->xoffset != fbi->var.xoffset || -+ var->yoffset != fbi->var.yoffset) { -+ struct fb_var_screeninfo new_var; -+ -+ new_var = fbi->var; -+ new_var.xoffset = var->xoffset; -+ new_var.yoffset = var->yoffset; -+ -+ r = check_fb_var(fbi, &new_var); -+ -+ if (r == 0) { -+ fbi->var = new_var; -+ set_fb_fix(fbi); -+ r = omapfb_apply_changes(fbi, 0); -+ } -+ } -+ -+ omapfb_unlock(fbdev); -+ -+ return r; -+} -+ -+static void mmap_user_open(struct vm_area_struct *vma) -+{ -+ struct omapfb_info *ofbi = (struct omapfb_info *)vma->vm_private_data; -+ -+ atomic_inc(&ofbi->map_count); -+} -+ -+static void mmap_user_close(struct vm_area_struct *vma) -+{ -+ struct omapfb_info *ofbi = (struct omapfb_info *)vma->vm_private_data; -+ -+ atomic_dec(&ofbi->map_count); -+} -+ -+static struct vm_operations_struct mmap_user_ops = { -+ .open = mmap_user_open, -+ .close = mmap_user_close, -+}; -+ -+static int omapfb_mmap(struct fb_info *fbi, struct vm_area_struct *vma) -+{ -+ struct omapfb_info *ofbi = FB2OFB(fbi); -+ struct fb_fix_screeninfo *fix = &fbi->fix; -+ unsigned long off; -+ unsigned long start; -+ u32 len; -+ -+ if (vma->vm_end - vma->vm_start == 0) -+ return 0; -+ if (vma->vm_pgoff > (~0UL >> PAGE_SHIFT)) -+ return -EINVAL; -+ off = vma->vm_pgoff << PAGE_SHIFT; -+ -+ start = omapfb_get_region_paddr(ofbi); -+ len = fix->smem_len; -+ if (off >= len) -+ return -EINVAL; -+ if ((vma->vm_end - vma->vm_start + off) > len) -+ return -EINVAL; -+ -+ off += start; -+ -+ DBG("user mmap region start %lx, len %d, off %lx\n", start, len, off); -+ -+ vma->vm_pgoff = off >> PAGE_SHIFT; -+ vma->vm_flags |= VM_IO | VM_RESERVED; -+ vma->vm_page_prot = pgprot_writecombine(vma->vm_page_prot); -+ vma->vm_ops = &mmap_user_ops; -+ vma->vm_private_data = ofbi; -+ if (io_remap_pfn_range(vma, vma->vm_start, off >> PAGE_SHIFT, -+ vma->vm_end - vma->vm_start, vma->vm_page_prot)) -+ return -EAGAIN; -+ /* vm_ops.open won't be called for mmap itself. */ -+ atomic_inc(&ofbi->map_count); -+ return 0; -+} -+ -+/* Store a single color palette entry into a pseudo palette or the hardware -+ * palette if one is available. For now we support only 16bpp and thus store -+ * the entry only to the pseudo palette. -+ */ -+static int _setcolreg(struct fb_info *fbi, u_int regno, u_int red, u_int green, -+ u_int blue, u_int transp, int update_hw_pal) -+{ -+ /*struct omapfb_info *ofbi = FB2OFB(fbi);*/ -+ /*struct omapfb2_device *fbdev = ofbi->fbdev;*/ -+ struct fb_var_screeninfo *var = &fbi->var; -+ int r = 0; -+ -+ enum omapfb_color_format mode = OMAPFB_COLOR_RGB24U; /* XXX */ -+ -+ /*switch (plane->color_mode) {*/ -+ switch (mode) { -+ case OMAPFB_COLOR_YUV422: -+ case OMAPFB_COLOR_YUV420: -+ case OMAPFB_COLOR_YUY422: -+ r = -EINVAL; -+ break; -+ case OMAPFB_COLOR_CLUT_8BPP: -+ case OMAPFB_COLOR_CLUT_4BPP: -+ case OMAPFB_COLOR_CLUT_2BPP: -+ case OMAPFB_COLOR_CLUT_1BPP: -+ /* -+ if (fbdev->ctrl->setcolreg) -+ r = fbdev->ctrl->setcolreg(regno, red, green, blue, -+ transp, update_hw_pal); -+ */ -+ /* Fallthrough */ -+ r = -EINVAL; -+ break; -+ case OMAPFB_COLOR_RGB565: -+ case OMAPFB_COLOR_RGB444: -+ case OMAPFB_COLOR_RGB24P: -+ case OMAPFB_COLOR_RGB24U: -+ if (r != 0) -+ break; -+ -+ if (regno < 0) { -+ r = -EINVAL; -+ break; -+ } -+ -+ if (regno < 16) { -+ u16 pal; -+ pal = ((red >> (16 - var->red.length)) << -+ var->red.offset) | -+ ((green >> (16 - var->green.length)) << -+ var->green.offset) | -+ (blue >> (16 - var->blue.length)); -+ ((u32 *)(fbi->pseudo_palette))[regno] = pal; -+ } -+ break; -+ default: -+ BUG(); -+ } -+ return r; -+} -+ -+static int omapfb_setcolreg(u_int regno, u_int red, u_int green, u_int blue, -+ u_int transp, struct fb_info *info) -+{ -+ DBG("setcolreg\n"); -+ -+ return _setcolreg(info, regno, red, green, blue, transp, 1); -+} -+ -+static int omapfb_setcmap(struct fb_cmap *cmap, struct fb_info *info) -+{ -+ int count, index, r; -+ u16 *red, *green, *blue, *transp; -+ u16 trans = 0xffff; -+ -+ DBG("setcmap\n"); -+ -+ red = cmap->red; -+ green = cmap->green; -+ blue = cmap->blue; -+ transp = cmap->transp; -+ index = cmap->start; -+ -+ for (count = 0; count < cmap->len; count++) { -+ if (transp) -+ trans = *transp++; -+ r = _setcolreg(info, index++, *red++, *green++, *blue++, trans, -+ count == cmap->len - 1); -+ if (r != 0) -+ return r; -+ } -+ -+ return 0; -+} -+ -+static int omapfb_blank(int blank, struct fb_info *fbi) -+{ -+ struct omapfb_info *ofbi = FB2OFB(fbi); -+ struct omapfb2_device *fbdev = ofbi->fbdev; -+ struct omap_display *display = fb2display(fbi); -+ int do_update = 0; -+ int r = 0; -+ -+ omapfb_lock(fbdev); -+ -+ switch (blank) { -+ case FB_BLANK_UNBLANK: -+ if (display->state != OMAP_DSS_DISPLAY_SUSPENDED) -+ goto exit; -+ -+ if (display->resume) -+ r = display->resume(display); -+ -+ if (r == 0 && display->get_update_mode && -+ display->get_update_mode(display) == -+ OMAP_DSS_UPDATE_MANUAL) -+ do_update = 1; -+ -+ break; -+ -+ case FB_BLANK_NORMAL: -+ /* FB_BLANK_NORMAL could be implemented. -+ * Needs DSS additions. */ -+ case FB_BLANK_VSYNC_SUSPEND: -+ case FB_BLANK_HSYNC_SUSPEND: -+ case FB_BLANK_POWERDOWN: -+ if (display->state != OMAP_DSS_DISPLAY_ACTIVE) -+ goto exit; -+ -+ if (display->suspend) -+ r = display->suspend(display); -+ -+ break; -+ -+ default: -+ r = -EINVAL; -+ } -+ -+exit: -+ omapfb_unlock(fbdev); -+ -+ if (r == 0 && do_update && display->update) { -+ u16 w, h; -+ display->get_resolution(display, &w, &h); -+ -+ r = display->update(display, 0, 0, w, h); -+ } -+ -+ return r; -+} -+ -+#if 0 -+/* XXX fb_read and fb_write are needed for VRFB */ -+ssize_t omapfb_write(struct fb_info *info, const char __user *buf, -+ size_t count, loff_t *ppos) -+{ -+ DBG("omapfb_write %d, %lu\n", count, (unsigned long)*ppos); -+ // XXX needed for VRFB -+ return count; -+} -+#endif -+ -+static struct fb_ops omapfb_ops = { -+ .owner = THIS_MODULE, -+ .fb_open = omapfb_open, -+ .fb_release = omapfb_release, -+ .fb_fillrect = cfb_fillrect, -+ .fb_copyarea = cfb_copyarea, -+ .fb_imageblit = cfb_imageblit, -+ .fb_blank = omapfb_blank, -+ .fb_ioctl = omapfb_ioctl, -+ .fb_check_var = omapfb_check_var, -+ .fb_set_par = omapfb_set_par, -+ .fb_pan_display = omapfb_pan_display, -+ .fb_mmap = omapfb_mmap, -+ .fb_setcolreg = omapfb_setcolreg, -+ .fb_setcmap = omapfb_setcmap, -+ //.fb_write = omapfb_write, -+}; -+ -+static void omapfb_free_fbmem(struct fb_info *fbi) -+{ -+ struct omapfb_info *ofbi = FB2OFB(fbi); -+ struct omapfb2_device *fbdev = ofbi->fbdev; -+ struct omapfb2_mem_region *rg; -+ -+ rg = &ofbi->region; -+ -+ if (rg->paddr) -+ if (omap_vram_free(rg->paddr, rg->size)) -+ dev_err(fbdev->dev, "VRAM FREE failed\n"); -+ -+ if (rg->vaddr) -+ iounmap(rg->vaddr); -+ -+ if (ofbi->rotation_type == OMAPFB_ROT_VRFB) { -+ /* unmap the 0 angle rotation */ -+ if (rg->vrfb.vaddr[0]) { -+ iounmap(rg->vrfb.vaddr[0]); -+ omap_vrfb_release_ctx(&rg->vrfb); -+ } -+ } -+ -+ rg->vaddr = NULL; -+ rg->paddr = 0; -+ rg->alloc = 0; -+ rg->size = 0; -+} -+ -+static int omapfb_free_all_fbmem(struct omapfb2_device *fbdev) -+{ -+ int i; -+ -+ DBG("free all fbmem\n"); -+ -+ for (i = 0; i < fbdev->num_fbs; i++) { -+ struct fb_info *fbi = fbdev->fbs[i]; -+ omapfb_free_fbmem(fbi); -+ memset(&fbi->fix, 0, sizeof(fbi->fix)); -+ memset(&fbi->var, 0, sizeof(fbi->var)); -+ } -+ -+ return 0; -+} -+ -+static int omapfb_alloc_fbmem(struct fb_info *fbi, unsigned long size, -+ unsigned long paddr) -+{ -+ struct omapfb_info *ofbi = FB2OFB(fbi); -+ struct omapfb2_device *fbdev = ofbi->fbdev; -+ struct omapfb2_mem_region *rg; -+ void __iomem *vaddr; -+ int r; -+ int clear = 0; -+ -+ rg = &ofbi->region; -+ memset(rg, 0, sizeof(*rg)); -+ -+ size = PAGE_ALIGN(size); -+ -+ if (!paddr) { -+ DBG("allocating %lu bytes for fb %d\n", size, ofbi->id); -+ r = omap_vram_alloc(OMAPFB_MEMTYPE_SDRAM, size, &paddr); -+ clear = 1; -+ } else { -+ DBG("reserving %lu bytes at %lx for fb %d\n", size, paddr, -+ ofbi->id); -+ r = omap_vram_reserve(paddr, size); -+ } -+ -+ if (r) { -+ dev_err(fbdev->dev, "failed to allocate framebuffer\n"); -+ return -ENOMEM; -+ } -+ -+ if (ofbi->rotation_type != OMAPFB_ROT_VRFB) { -+ vaddr = ioremap_wc(paddr, size); -+ -+ if (!vaddr) { -+ dev_err(fbdev->dev, "failed to ioremap framebuffer\n"); -+ omap_vram_free(paddr, size); -+ return -ENOMEM; -+ } -+ -+ DBG("allocated VRAM paddr %lx, vaddr %p\n", paddr, vaddr); -+ -+ if (clear) -+ memset_io(vaddr, 0, size); -+ } else { -+ void __iomem *va; -+ -+ r = omap_vrfb_request_ctx(&rg->vrfb); -+ if (r) { -+ dev_err(fbdev->dev, "vrfb create ctx failed\n"); -+ return r; -+ } -+ -+ /* only ioremap the 0 angle view */ -+ va = ioremap_wc(rg->vrfb.paddr[0], size); -+ -+ if(!va) { -+ printk(KERN_ERR "vrfb: ioremap failed\n"); -+ return -ENOMEM; -+ } -+ -+ DBG("ioremapped vrfb area 0 to %p\n", va); -+ -+ rg->vrfb.vaddr[0] = va; -+ -+ vaddr = NULL; -+ -+ if (clear) -+ memset_io(va, 0, size); -+ } -+ -+ rg->paddr = paddr; -+ rg->vaddr = vaddr; -+ rg->size = size; -+ rg->alloc = 1; -+ -+ return 0; -+} -+ -+/* allocate fbmem using display resolution as reference */ -+static int omapfb_alloc_fbmem_display(struct fb_info *fbi, unsigned long size, -+ unsigned long paddr) -+{ -+ struct omapfb_info *ofbi = FB2OFB(fbi); -+ struct omap_display *display; -+ int bytespp; -+ -+ display = fb2display(fbi); -+ -+ if (!display) -+ return 0; -+ -+ switch (display->get_recommended_bpp(display)) { -+ case 16: -+ bytespp = 2; -+ break; -+ case 24: -+ bytespp = 4; -+ break; -+ default: -+ bytespp = 4; -+ break; -+ } -+ -+ if (!size) { -+ u16 w, h; -+ -+ display->get_resolution(display, &w, &h); -+ -+ if (ofbi->rotation_type == OMAPFB_ROT_VRFB) { -+ int oldw = w, oldh = h; -+ -+ omap_vrfb_adjust_size(&w, &h, bytespp); -+ -+ /* Because we change the resolution of the 0 degree view, -+ * we need to alloc max(w, h) for height */ -+ h = max(w, h); -+ w = OMAP_VRFB_LINE_LEN; -+ -+ DBG("adjusting fb mem size for VRFB, %dx%d -> %dx%d\n", -+ oldw, oldh, w, h); -+ } -+ -+ size = w * h * bytespp; -+ } -+ -+ return omapfb_alloc_fbmem(fbi, size, paddr); -+} -+ -+static int omapfb_parse_vram_param(const char *param, int max_entries, -+ unsigned long *sizes, unsigned long *paddrs) -+{ -+ int fbnum; -+ unsigned long size; -+ unsigned long paddr = 0; -+ char *p, *start; -+ -+ start = (char *)param; -+ -+ while (1) { -+ p = start; -+ -+ fbnum = simple_strtoul(p, &p, 10); -+ -+ if (p == param) -+ return -EINVAL; -+ -+ if (*p != ':') -+ return -EINVAL; -+ -+ if (fbnum >= max_entries) -+ return -EINVAL; -+ -+ size = memparse(p + 1, &p); -+ -+ if (!size) -+ return -EINVAL; -+ -+ paddr = 0; -+ -+ if (*p == '@') { -+ paddr = simple_strtoul(p + 1, &p, 16); -+ -+ if (!paddr) -+ return -EINVAL; -+ -+ } -+ -+ paddrs[fbnum] = paddr; -+ sizes[fbnum] = size; -+ -+ if (*p == 0) -+ break; -+ -+ if (*p != ',') -+ return -EINVAL; -+ -+ ++p; -+ -+ start = p; -+ } -+ -+ return 0; -+} -+ -+static int omapfb_allocate_all_fbs(struct omapfb2_device *fbdev) -+{ -+ int i, r; -+ unsigned long vram_sizes[10]; -+ unsigned long vram_paddrs[10]; -+ -+ memset(&vram_sizes, 0, sizeof(vram_sizes)); -+ memset(&vram_paddrs, 0, sizeof(vram_paddrs)); -+ -+ if (def_vram && omapfb_parse_vram_param(def_vram, 10, -+ vram_sizes, vram_paddrs)) { -+ dev_err(fbdev->dev, "failed to parse vram parameter\n"); -+ -+ memset(&vram_sizes, 0, sizeof(vram_sizes)); -+ memset(&vram_paddrs, 0, sizeof(vram_paddrs)); -+ } -+ -+ if (fbdev->dev->platform_data) { -+ struct omapfb_platform_data *opd; -+ opd = fbdev->dev->platform_data; -+ for (i = 0; i < opd->mem_desc.region_cnt; ++i) { -+ if (!vram_sizes[i]) { -+ unsigned long size; -+ unsigned long paddr; -+ -+ size = opd->mem_desc.region[i].size; -+ paddr = opd->mem_desc.region[i].paddr; -+ -+ vram_sizes[i] = size; -+ vram_paddrs[i] = paddr; -+ } -+ } -+ } -+ -+ for (i = 0; i < fbdev->num_fbs; i++) { -+ /* allocate memory automatically only for fb0, or if -+ * excplicitly defined with vram or plat data option */ -+ if (i == 0 || vram_sizes[i] != 0) { -+ r = omapfb_alloc_fbmem_display(fbdev->fbs[i], -+ vram_sizes[i], vram_paddrs[i]); -+ -+ if (r) -+ return r; -+ } -+ } -+ -+ for (i = 0; i < fbdev->num_fbs; i++) { -+ struct omapfb_info *ofbi = FB2OFB(fbdev->fbs[i]); -+ struct omapfb2_mem_region *rg; -+ rg = &ofbi->region; -+ -+ DBG("region%d phys %08x virt %p size=%lu\n", -+ i, -+ rg->paddr, -+ rg->vaddr, -+ rg->size); -+ } -+ -+ return 0; -+} -+ -+int omapfb_realloc_fbmem(struct fb_info *fbi, unsigned long size, int type) -+{ -+ struct omapfb_info *ofbi = FB2OFB(fbi); -+ struct omapfb2_device *fbdev = ofbi->fbdev; -+ struct omap_display *display = fb2display(fbi); -+ struct omapfb2_mem_region *rg = &ofbi->region; -+ unsigned long old_size = rg->size; -+ unsigned long old_paddr = rg->paddr; -+ int old_type = rg->type; -+ int r; -+ -+ if (type > OMAPFB_MEMTYPE_MAX) -+ return -EINVAL; -+ -+ size = PAGE_ALIGN(size); -+ -+ if (old_size == size && old_type == type) -+ return 0; -+ -+ if (display && display->sync) -+ display->sync(display); -+ -+ omapfb_free_fbmem(fbi); -+ -+ if (size == 0) { -+ memset(&fbi->fix, 0, sizeof(fbi->fix)); -+ memset(&fbi->var, 0, sizeof(fbi->var)); -+ return 0; -+ } -+ -+ r = omapfb_alloc_fbmem(fbi, size, 0); -+ -+ if (r) { -+ if (old_size) -+ omapfb_alloc_fbmem(fbi, old_size, old_paddr); -+ -+ if (rg->size == 0) { -+ memset(&fbi->fix, 0, sizeof(fbi->fix)); -+ memset(&fbi->var, 0, sizeof(fbi->var)); -+ } -+ -+ return r; -+ } -+ -+ if (old_size == size) -+ return 0; -+ -+ if (old_size == 0) { -+ DBG("initializing fb %d\n", ofbi->id); -+ r = omapfb_fb_init(fbdev, fbi); -+ if (r) { -+ DBG("omapfb_fb_init failed\n"); -+ goto err; -+ } -+ r = omapfb_apply_changes(fbi, 1); -+ if (r) { -+ DBG("omapfb_apply_changes failed\n"); -+ goto err; -+ } -+ } else { -+ struct fb_var_screeninfo new_var; -+ memcpy(&new_var, &fbi->var, sizeof(new_var)); -+ r = check_fb_var(fbi, &new_var); -+ if (r) -+ goto err; -+ memcpy(&fbi->var, &new_var, sizeof(fbi->var)); -+ set_fb_fix(fbi); -+ } -+ -+ return 0; -+err: -+ omapfb_free_fbmem(fbi); -+ memset(&fbi->fix, 0, sizeof(fbi->fix)); -+ memset(&fbi->var, 0, sizeof(fbi->var)); -+ return r; -+} -+ -+/* initialize fb_info, var, fix to something sane based on the display */ -+int omapfb_fb_init(struct omapfb2_device *fbdev, struct fb_info *fbi) -+{ -+ struct fb_var_screeninfo *var = &fbi->var; -+ struct fb_fix_screeninfo *fix = &fbi->fix; -+ struct omap_display *display = fb2display(fbi); -+ struct omapfb_info *ofbi = FB2OFB(fbi); -+ int r = 0; -+ -+ fbi->fbops = &omapfb_ops; -+ fbi->flags = FBINFO_FLAG_DEFAULT; -+ fbi->pseudo_palette = fbdev->pseudo_palette; -+ -+ strncpy(fix->id, MODULE_NAME, sizeof(fix->id)); -+ -+ if (ofbi->region.size == 0) { -+ memset(&fbi->fix, 0, sizeof(fbi->fix)); -+ memset(&fbi->var, 0, sizeof(fbi->var)); -+ return 0; -+ } -+ -+ var->nonstd = 0; -+ -+ var->rotate = ofbi->rotation; -+ -+ if (display) { -+ u16 w, h; -+ display->get_resolution(display, &w, &h); -+ -+ if (ofbi->rotation == FB_ROTATE_CW || -+ ofbi->rotation == FB_ROTATE_CCW) { -+ var->xres = h; -+ var->yres = w; -+ } else { -+ var->xres = w; -+ var->yres = h; -+ } -+ -+ var->xres_virtual = var->xres; -+ var->yres_virtual = var->yres; -+ -+ switch (display->get_recommended_bpp(display)) { -+ case 16: -+ var->bits_per_pixel = 16; -+ break; -+ case 24: -+ var->bits_per_pixel = 32; -+ break; -+ default: -+ dev_err(fbdev->dev, "illegal display bpp\n"); -+ return -EINVAL; -+ } -+ } else { -+ /* if there's no display, let's just guess some basic values */ -+ var->xres = 320; -+ var->yres = 240; -+ var->xres_virtual = var->xres; -+ var->yres_virtual = var->yres; -+ var->bits_per_pixel = 16; -+ } -+ -+ r = check_fb_var(fbi, var); -+ if (r) -+ goto err; -+ -+ set_fb_fix(fbi); -+err: -+ return r; -+} -+ -+static void fbinfo_cleanup(struct omapfb2_device *fbdev, struct fb_info *fbi) -+{ -+ fb_dealloc_cmap(&fbi->cmap); -+} -+ -+ -+static void omapfb_free_resources(struct omapfb2_device *fbdev) -+{ -+ int i; -+ -+ DBG("free_resources\n"); -+ -+ if (fbdev == NULL) -+ return; -+ -+ for (i = 0; i < fbdev->num_fbs; i++) -+ unregister_framebuffer(fbdev->fbs[i]); -+ -+ /* free the reserved fbmem */ -+ omapfb_free_all_fbmem(fbdev); -+ -+ for (i = 0; i < fbdev->num_fbs; i++) { -+ fbinfo_cleanup(fbdev, fbdev->fbs[i]); -+ framebuffer_release(fbdev->fbs[i]); -+ } -+ -+ for (i = 0; i < fbdev->num_displays; i++) { -+ if (fbdev->displays[i]->state != OMAP_DSS_DISPLAY_DISABLED) -+ fbdev->displays[i]->disable(fbdev->displays[i]); -+ -+ omap_dss_put_display(fbdev->displays[i]); -+ } -+ -+ dev_set_drvdata(fbdev->dev, NULL); -+ kfree(fbdev); -+} -+ -+static int omapfb_create_framebuffers(struct omapfb2_device *fbdev) -+{ -+ int r, i; -+ -+ fbdev->num_fbs = 0; -+ -+ DBG("create %d framebuffers\n", CONFIG_FB_OMAP2_NUM_FBS); -+ -+ /* allocate fb_infos */ -+ for (i = 0; i < CONFIG_FB_OMAP2_NUM_FBS; i++) { -+ struct fb_info *fbi; -+ struct omapfb_info *ofbi; -+ -+ fbi = framebuffer_alloc(sizeof(struct omapfb_info), -+ fbdev->dev); -+ -+ if (fbi == NULL) { -+ dev_err(fbdev->dev, -+ "unable to allocate memory for plane info\n"); -+ return -ENOMEM; -+ } -+ -+ fbdev->fbs[i] = fbi; -+ -+ ofbi = FB2OFB(fbi); -+ ofbi->fbdev = fbdev; -+ ofbi->id = i; -+ -+ /* assign these early, so that fb alloc can use them */ -+ ofbi->rotation_type = def_vrfb ? OMAPFB_ROT_VRFB : -+ OMAPFB_ROT_DMA; -+ ofbi->rotation = def_rotate; -+ ofbi->mirror = def_mirror; -+ -+ fbdev->num_fbs++; -+ } -+ -+ DBG("fb_infos allocated\n"); -+ -+ /* assign overlays for the fbs */ -+ for (i = 0; i < min(fbdev->num_fbs, fbdev->num_overlays); i++) { -+ struct omapfb_info *ofbi = FB2OFB(fbdev->fbs[i]); -+ -+ ofbi->overlays[0] = fbdev->overlays[i]; -+ ofbi->num_overlays = 1; -+ } -+ -+ /* allocate fb memories */ -+ r = omapfb_allocate_all_fbs(fbdev); -+ if (r) { -+ dev_err(fbdev->dev, "failed to allocate fbmem\n"); -+ return r; -+ } -+ -+ DBG("fbmems allocated\n"); -+ -+ /* setup fb_infos */ -+ for (i = 0; i < fbdev->num_fbs; i++) { -+ r = omapfb_fb_init(fbdev, fbdev->fbs[i]); -+ if (r) { -+ dev_err(fbdev->dev, "failed to setup fb_info\n"); -+ return r; -+ } -+ } -+ -+ DBG("fb_infos initialized\n"); -+ -+ for (i = 0; i < fbdev->num_fbs; i++) { -+ r = register_framebuffer(fbdev->fbs[i]); -+ if (r != 0) { -+ dev_err(fbdev->dev, -+ "registering framebuffer %d failed\n", i); -+ return r; -+ } -+ } -+ -+ DBG("framebuffers registered\n"); -+ -+ for (i = 0; i < fbdev->num_fbs; i++) { -+ r = omapfb_apply_changes(fbdev->fbs[i], 1); -+ if (r) { -+ dev_err(fbdev->dev, "failed to change mode\n"); -+ return r; -+ } -+ } -+ -+ DBG("create sysfs for fbs\n"); -+ r = omapfb_create_sysfs(fbdev); -+ if (r) { -+ dev_err(fbdev->dev, "failed to create sysfs entries\n"); -+ return r; -+ } -+ -+ /* Enable fb0 */ -+ if (fbdev->num_fbs > 0) { -+ struct omapfb_info *ofbi = FB2OFB(fbdev->fbs[0]); -+ -+ if (ofbi->num_overlays > 0 ) { -+ struct omap_overlay *ovl = ofbi->overlays[0]; -+ -+ r = omapfb_overlay_enable(ovl, 1); -+ -+ if (r) { -+ dev_err(fbdev->dev, -+ "failed to enable overlay\n"); -+ return r; -+ } -+ } -+ } -+ -+ DBG("create_framebuffers done\n"); -+ -+ return 0; -+} -+ -+int omapfb_mode_to_timings(const char *mode_str, -+ struct omap_video_timings *timings, u8 *bpp) -+{ -+ struct fb_info fbi; -+ struct fb_var_screeninfo var; -+ struct fb_ops fbops; -+ int r; -+ -+#ifdef CONFIG_OMAP2_DSS_VENC -+ if (strcmp(mode_str, "pal") == 0) { -+ *timings = omap_dss_pal_timings; -+ *bpp = 0; -+ return 0; -+ } else if (strcmp(mode_str, "ntsc") == 0) { -+ *timings = omap_dss_ntsc_timings; -+ *bpp = 0; -+ return 0; -+ } -+#endif -+ -+ /* this is quite a hack, but I wanted to use the modedb and for -+ * that we need fb_info and var, so we create dummy ones */ -+ -+ memset(&fbi, 0, sizeof(fbi)); -+ memset(&var, 0, sizeof(var)); -+ memset(&fbops, 0, sizeof(fbops)); -+ fbi.fbops = &fbops; -+ -+ r = fb_find_mode(&var, &fbi, mode_str, NULL, 0, NULL, 24); -+ -+ if (r != 0) { -+ timings->pixel_clock = PICOS2KHZ(var.pixclock); -+ timings->hfp = var.left_margin; -+ timings->hbp = var.right_margin; -+ timings->vfp = var.upper_margin; -+ timings->vbp = var.lower_margin; -+ timings->hsw = var.hsync_len; -+ timings->vsw = var.vsync_len; -+ timings->x_res = var.xres; -+ timings->y_res = var.yres; -+ -+ switch (var.bits_per_pixel) { -+ case 16: -+ *bpp = 16; -+ break; -+ case 24: -+ case 32: -+ default: -+ *bpp = 24; -+ break; -+ } -+ -+ return 0; -+ } else { -+ return -EINVAL; -+ } -+} -+ -+static int omapfb_set_def_mode(struct omap_display *display, char *mode_str) -+{ -+ int r; -+ u8 bpp; -+ struct omap_video_timings timings; -+ -+ r = omapfb_mode_to_timings(mode_str, &timings, &bpp); -+ if (r) -+ return r; -+ -+ display->panel->recommended_bpp = bpp; -+ -+ if (!display->check_timings || !display->set_timings) -+ return -EINVAL; -+ -+ r = display->check_timings(display, &timings); -+ if (r) -+ return r; -+ -+ display->set_timings(display, &timings); -+ -+ return 0; -+} -+ -+static int omapfb_parse_def_modes(struct omapfb2_device *fbdev) -+{ -+ char *str, *options, *this_opt; -+ int r = 0; -+ -+ str = kmalloc(strlen(def_mode) + 1, GFP_KERNEL); -+ strcpy(str, def_mode); -+ options = str; -+ -+ while (!r && (this_opt = strsep(&options, ",")) != NULL) { -+ char *p, *display_str, *mode_str; -+ struct omap_display *display; -+ int i; -+ -+ p = strchr(this_opt, ':'); -+ if (!p) { -+ r = -EINVAL; -+ break; -+ } -+ -+ *p = 0; -+ display_str = this_opt; -+ mode_str = p + 1; -+ -+ display = NULL; -+ for (i = 0; i < fbdev->num_displays; ++i) { -+ if (strcmp(fbdev->displays[i]->name, -+ display_str) == 0) { -+ display = fbdev->displays[i]; -+ break; -+ } -+ } -+ -+ if (!display) { -+ r = -EINVAL; -+ break; -+ } -+ -+ r = omapfb_set_def_mode(display, mode_str); -+ if (r) -+ break; -+ } -+ -+ kfree(str); -+ -+ return r; -+} -+ -+static int omapfb_probe(struct platform_device *pdev) -+{ -+ struct omapfb2_device *fbdev = NULL; -+ int r = 0; -+ int i, t; -+ struct omap_overlay *ovl; -+ struct omap_display *def_display; -+ -+ DBG("omapfb_probe\n"); -+ -+ if (pdev->num_resources != 0) { -+ dev_err(&pdev->dev, "probed for an unknown device\n"); -+ r = -ENODEV; -+ goto err0; -+ } -+ -+ fbdev = kzalloc(sizeof(struct omapfb2_device), GFP_KERNEL); -+ if (fbdev == NULL) { -+ r = -ENOMEM; -+ goto err0; -+ } -+ -+ mutex_init(&fbdev->mtx); -+ -+ fbdev->dev = &pdev->dev; -+ platform_set_drvdata(pdev, fbdev); -+ -+ fbdev->num_displays = 0; -+ t = omap_dss_get_num_displays(); -+ for (i = 0; i < t; i++) { -+ struct omap_display *display; -+ display = omap_dss_get_display(i); -+ if (!display) { -+ dev_err(&pdev->dev, "can't get display %d\n", i); -+ r = -EINVAL; -+ goto cleanup; -+ } -+ -+ fbdev->displays[fbdev->num_displays++] = display; -+ } -+ -+ if (fbdev->num_displays == 0) { -+ dev_err(&pdev->dev, "no displays\n"); -+ r = -EINVAL; -+ goto cleanup; -+ } -+ -+ fbdev->num_overlays = omap_dss_get_num_overlays(); -+ for (i = 0; i < fbdev->num_overlays; i++) -+ fbdev->overlays[i] = omap_dss_get_overlay(i); -+ -+ fbdev->num_managers = omap_dss_get_num_overlay_managers(); -+ for (i = 0; i < fbdev->num_managers; i++) -+ fbdev->managers[i] = omap_dss_get_overlay_manager(i); -+ -+ -+ /* gfx overlay should be the default one. find a display -+ * connected to that, and use it as default display */ -+ ovl = omap_dss_get_overlay(0); -+ if (ovl->manager && ovl->manager->display) { -+ def_display = ovl->manager->display; -+ } else { -+ dev_err(&pdev->dev, "cannot find default display\n"); -+ r = -EINVAL; -+ goto cleanup; -+ } -+ -+ if (def_mode && strlen(def_mode) > 0) { -+ if (omapfb_parse_def_modes(fbdev)) -+ dev_err(&pdev->dev, "cannot parse default modes\n"); -+ } -+ -+ r = omapfb_create_framebuffers(fbdev); -+ if (r) -+ goto cleanup; -+ -+ for (i = 0; i < fbdev->num_managers; i++) { -+ struct omap_overlay_manager *mgr; -+ mgr = fbdev->managers[i]; -+ r = mgr->apply(mgr); -+ if (r) { -+ dev_err(fbdev->dev, "failed to apply dispc config\n"); -+ goto cleanup; -+ } -+ } -+ -+ DBG("mgr->apply'ed\n"); -+ -+ r = def_display->enable(def_display); -+ if (r) { -+ dev_err(fbdev->dev, "Failed to enable display '%s'\n", -+ def_display->name); -+ goto cleanup; -+ } -+ -+ /* set the update mode */ -+ if (def_display->caps & OMAP_DSS_DISPLAY_CAP_MANUAL_UPDATE) { -+#ifdef CONFIG_FB_OMAP2_FORCE_AUTO_UPDATE -+ if (def_display->set_update_mode) -+ def_display->set_update_mode(def_display, -+ OMAP_DSS_UPDATE_AUTO); -+ if (def_display->enable_te) -+ def_display->enable_te(def_display, 1); -+#else -+ if (def_display->set_update_mode) -+ def_display->set_update_mode(def_display, -+ OMAP_DSS_UPDATE_MANUAL); -+ if (def_display->enable_te) -+ def_display->enable_te(def_display, 0); -+#endif -+ } else { -+ if (def_display->set_update_mode) -+ def_display->set_update_mode(def_display, -+ OMAP_DSS_UPDATE_AUTO); -+ } -+ -+ for (i = 0; i < fbdev->num_displays; i++) { -+ struct omap_display *display = fbdev->displays[i]; -+ u16 w, h; -+ -+ if (!display->get_update_mode || !display->update) -+ continue; -+ -+ if (display->get_update_mode(display) == -+ OMAP_DSS_UPDATE_MANUAL) { -+ -+ display->get_resolution(display, &w, &h); -+ display->update(display, 0, 0, w, h); -+ } -+ } -+ -+ DBG("display->updated\n"); -+ -+ return 0; -+ -+cleanup: -+ omapfb_free_resources(fbdev); -+err0: -+ dev_err(&pdev->dev, "failed to setup omapfb\n"); -+ return r; -+} -+ -+static int omapfb_remove(struct platform_device *pdev) -+{ -+ struct omapfb2_device *fbdev = platform_get_drvdata(pdev); -+ -+ /* FIXME: wait till completion of pending events */ -+ -+ omapfb_remove_sysfs(fbdev); -+ -+ omapfb_free_resources(fbdev); -+ -+ return 0; -+} -+ -+static struct platform_driver omapfb_driver = { -+ .probe = omapfb_probe, -+ .remove = omapfb_remove, -+ .driver = { -+ .name = "omapfb", -+ .owner = THIS_MODULE, -+ }, -+}; -+ -+static int __init omapfb_init(void) -+{ -+ DBG("omapfb_init\n"); -+ -+ if (platform_driver_register(&omapfb_driver)) { -+ printk(KERN_ERR "failed to register omapfb driver\n"); -+ return -ENODEV; -+ } -+ -+ return 0; -+} -+ -+static void __exit omapfb_exit(void) -+{ -+ DBG("omapfb_exit\n"); -+ platform_driver_unregister(&omapfb_driver); -+} -+ -+module_param_named(mode, def_mode, charp, 0); -+module_param_named(vram, def_vram, charp, 0); -+module_param_named(rotate, def_rotate, int, 0); -+module_param_named(vrfb, def_vrfb, bool, 0); -+module_param_named(mirror, def_mirror, bool, 0); -+ -+/* late_initcall to let panel/ctrl drivers loaded first. -+ * I guess better option would be a more dynamic approach, -+ * so that omapfb reacts to new panels when they are loaded */ -+late_initcall(omapfb_init); -+/*module_init(omapfb_init);*/ -+module_exit(omapfb_exit); -+ -+MODULE_AUTHOR("Tomi Valkeinen <tomi.valkeinen@nokia.com>"); -+MODULE_DESCRIPTION("OMAP2/3 Framebuffer"); -+MODULE_LICENSE("GPL v2"); -diff --git a/drivers/video/omap2/omapfb/omapfb-sysfs.c b/drivers/video/omap2/omapfb/omapfb-sysfs.c -new file mode 100644 -index 0000000..2c88718 ---- /dev/null -+++ b/drivers/video/omap2/omapfb/omapfb-sysfs.c -@@ -0,0 +1,371 @@ -+/* -+ * linux/drivers/video/omap2/omapfb-sysfs.c -+ * -+ * Copyright (C) 2008 Nokia Corporation -+ * Author: Tomi Valkeinen <tomi.valkeinen@nokia.com> -+ * -+ * Some code and ideas taken from drivers/video/omap/ driver -+ * by Imre Deak. -+ * -+ * This program is free software; you can redistribute it and/or modify it -+ * under the terms of the GNU General Public License version 2 as published by -+ * the Free Software Foundation. -+ * -+ * This program is distributed in the hope that it will be useful, but WITHOUT -+ * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or -+ * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for -+ * more details. -+ * -+ * You should have received a copy of the GNU General Public License along with -+ * this program. If not, see <http://www.gnu.org/licenses/>. -+ */ -+ -+#include <linux/fb.h> -+#include <linux/sysfs.h> -+#include <linux/device.h> -+#include <linux/uaccess.h> -+#include <linux/platform_device.h> -+#include <linux/kernel.h> -+#include <linux/mm.h> -+#include <linux/omapfb.h> -+ -+#include <mach/display.h> -+#include <mach/vrfb.h> -+ -+#include "omapfb.h" -+ -+static ssize_t show_rotate_type(struct device *dev, -+ struct device_attribute *attr, char *buf) -+{ -+ struct fb_info *fbi = dev_get_drvdata(dev); -+ struct omapfb_info *ofbi = FB2OFB(fbi); -+ -+ return snprintf(buf, PAGE_SIZE, "%d\n", ofbi->rotation_type); -+} -+ -+static ssize_t show_mirror(struct device *dev, -+ struct device_attribute *attr, char *buf) -+{ -+ struct fb_info *fbi = dev_get_drvdata(dev); -+ struct omapfb_info *ofbi = FB2OFB(fbi); -+ -+ return snprintf(buf, PAGE_SIZE, "%d\n", ofbi->mirror); -+} -+ -+static ssize_t store_mirror(struct device *dev, -+ struct device_attribute *attr, -+ const char *buf, size_t count) -+{ -+ struct fb_info *fbi = dev_get_drvdata(dev); -+ struct omapfb_info *ofbi = FB2OFB(fbi); -+ struct omapfb2_device *fbdev = ofbi->fbdev; -+ bool mirror; -+ int r; -+ struct fb_var_screeninfo new_var; -+ -+ mirror = simple_strtoul(buf, NULL, 0); -+ -+ if (mirror != 0 && mirror != 1) -+ return -EINVAL; -+ -+ omapfb_lock(fbdev); -+ -+ ofbi->mirror = mirror; -+ -+ memcpy(&new_var, &fbi->var, sizeof(new_var)); -+ r = check_fb_var(fbi, &new_var); -+ if (r) -+ goto out; -+ memcpy(&fbi->var, &new_var, sizeof(fbi->var)); -+ -+ set_fb_fix(fbi); -+ -+ r = omapfb_apply_changes(fbi, 0); -+ if (r) -+ goto out; -+ -+ r = count; -+out: -+ omapfb_unlock(fbdev); -+ -+ return r; -+} -+ -+static ssize_t show_overlays(struct device *dev, -+ struct device_attribute *attr, char *buf) -+{ -+ struct fb_info *fbi = dev_get_drvdata(dev); -+ struct omapfb_info *ofbi = FB2OFB(fbi); -+ struct omapfb2_device *fbdev = ofbi->fbdev; -+ ssize_t l = 0; -+ int t; -+ -+ for (t = 0; t < ofbi->num_overlays; t++) { -+ struct omap_overlay *ovl = ofbi->overlays[t]; -+ int ovlnum; -+ -+ for (ovlnum = 0; ovlnum < fbdev->num_overlays; ++ovlnum) -+ if (ovl == fbdev->overlays[ovlnum]) -+ break; -+ -+ l += snprintf(buf + l, PAGE_SIZE - l, "%s%d", -+ t == 0 ? "" : ",", ovlnum); -+ } -+ -+ l += snprintf(buf + l, PAGE_SIZE - l, "\n"); -+ -+ return l; -+} -+ -+static struct omapfb_info *get_overlay_fb(struct omapfb2_device *fbdev, -+ struct omap_overlay *ovl) -+{ -+ int i, t; -+ -+ for (i = 0; i < fbdev->num_fbs; i++) { -+ struct omapfb_info *ofbi = FB2OFB(fbdev->fbs[i]); -+ -+ for (t = 0; t < ofbi->num_overlays; t++) { -+ if (ofbi->overlays[t] == ovl) -+ return ofbi; -+ } -+ } -+ -+ return NULL; -+} -+ -+static ssize_t store_overlays(struct device *dev, struct device_attribute *attr, -+ const char *buf, size_t count) -+{ -+ struct fb_info *fbi = dev_get_drvdata(dev); -+ struct omapfb_info *ofbi = FB2OFB(fbi); -+ struct omapfb2_device *fbdev = ofbi->fbdev; -+ struct omap_overlay *ovls[OMAPFB_MAX_OVL_PER_FB]; -+ struct omap_overlay *ovl; -+ int num_ovls, r, i; -+ int len; -+ -+ num_ovls = 0; -+ -+ len = strlen(buf); -+ if (buf[len - 1] == '\n') -+ len = len - 1; -+ -+ omapfb_lock(fbdev); -+ -+ if (len > 0) { -+ char *p = (char *)buf; -+ int ovlnum; -+ -+ while (p < buf + len) { -+ int found; -+ if (num_ovls == OMAPFB_MAX_OVL_PER_FB) { -+ r = -EINVAL; -+ goto out; -+ } -+ -+ ovlnum = simple_strtoul(p, &p, 0); -+ if (ovlnum > fbdev->num_overlays) { -+ r = -EINVAL; -+ goto out; -+ } -+ -+ found = 0; -+ for (i = 0; i < num_ovls; ++i) { -+ if (ovls[i] == fbdev->overlays[ovlnum]) { -+ found = 1; -+ break; -+ } -+ } -+ -+ if (!found) -+ ovls[num_ovls++] = fbdev->overlays[ovlnum]; -+ -+ p++; -+ } -+ } -+ -+ for (i = 0; i < num_ovls; ++i) { -+ struct omapfb_info *ofbi2 = get_overlay_fb(fbdev, ovls[i]); -+ if (ofbi2 && ofbi2 != ofbi) { -+ dev_err(fbdev->dev, "overlay already in use\n"); -+ r = -EINVAL; -+ goto out; -+ } -+ } -+ -+ /* detach unused overlays */ -+ for (i = 0; i < ofbi->num_overlays; ++i) { -+ int t, found; -+ -+ ovl = ofbi->overlays[i]; -+ -+ found = 0; -+ -+ for (t = 0; t < num_ovls; ++t) { -+ if (ovl == ovls[t]) { -+ found = 1; -+ break; -+ } -+ } -+ -+ if (found) -+ continue; -+ -+ DBG("detaching %d\n", ofbi->overlays[i]->id); -+ -+ omapfb_overlay_enable(ovl, 0); -+ -+ if (ovl->manager) -+ ovl->manager->apply(ovl->manager); -+ -+ for (t = i + 1; t < ofbi->num_overlays; t++) -+ ofbi->overlays[t-1] = ofbi->overlays[t]; -+ -+ ofbi->num_overlays--; -+ i--; -+ } -+ -+ for (i = 0; i < num_ovls; ++i) { -+ int t, found; -+ -+ ovl = ovls[i]; -+ -+ found = 0; -+ -+ for (t = 0; t < ofbi->num_overlays; ++t) { -+ if (ovl == ofbi->overlays[t]) { -+ found = 1; -+ break; -+ } -+ } -+ -+ if (found) -+ continue; -+ -+ ofbi->overlays[ofbi->num_overlays++] = ovl; -+ -+ r = omapfb_apply_changes(fbi, 1); -+ if (r) -+ goto out; -+ -+ if (ovl->manager) { -+ r = ovl->manager->apply(ovl->manager); -+ if (r) -+ goto out; -+ } -+ } -+ -+ r = count; -+out: -+ omapfb_unlock(fbdev); -+ -+ return r; -+} -+ -+static ssize_t show_size(struct device *dev, -+ struct device_attribute *attr, char *buf) -+{ -+ struct fb_info *fbi = dev_get_drvdata(dev); -+ struct omapfb_info *ofbi = FB2OFB(fbi); -+ -+ return snprintf(buf, PAGE_SIZE, "%lu\n", ofbi->region.size); -+} -+ -+static ssize_t store_size(struct device *dev, struct device_attribute *attr, -+ const char *buf, size_t count) -+{ -+ struct fb_info *fbi = dev_get_drvdata(dev); -+ struct omapfb_info *ofbi = FB2OFB(fbi); -+ struct omapfb2_device *fbdev = ofbi->fbdev; -+ unsigned long size; -+ int r; -+ int i; -+ -+ size = PAGE_ALIGN(simple_strtoul(buf, NULL, 0)); -+ -+ omapfb_lock(fbdev); -+ -+ for (i = 0; i < ofbi->num_overlays; i++) { -+ if (ofbi->overlays[i]->info.enabled) { -+ r = -EBUSY; -+ goto out; -+ } -+ } -+ -+ if (size != ofbi->region.size) { -+ r = omapfb_realloc_fbmem(fbi, size, ofbi->region.type); -+ if (r) { -+ dev_err(dev, "realloc fbmem failed\n"); -+ goto out; -+ } -+ } -+ -+ r = count; -+out: -+ omapfb_unlock(fbdev); -+ -+ return r; -+} -+ -+static ssize_t show_phys(struct device *dev, -+ struct device_attribute *attr, char *buf) -+{ -+ struct fb_info *fbi = dev_get_drvdata(dev); -+ struct omapfb_info *ofbi = FB2OFB(fbi); -+ -+ return snprintf(buf, PAGE_SIZE, "%0x\n", ofbi->region.paddr); -+} -+ -+static ssize_t show_virt(struct device *dev, -+ struct device_attribute *attr, char *buf) -+{ -+ struct fb_info *fbi = dev_get_drvdata(dev); -+ struct omapfb_info *ofbi = FB2OFB(fbi); -+ -+ return snprintf(buf, PAGE_SIZE, "%p\n", ofbi->region.vaddr); -+} -+ -+static struct device_attribute omapfb_attrs[] = { -+ __ATTR(rotate_type, S_IRUGO, show_rotate_type, NULL), -+ __ATTR(mirror, S_IRUGO | S_IWUSR, show_mirror, store_mirror), -+ __ATTR(size, S_IRUGO | S_IWUSR, show_size, store_size), -+ __ATTR(overlays, S_IRUGO | S_IWUSR, show_overlays, store_overlays), -+ __ATTR(phys_addr, S_IRUGO, show_phys, NULL), -+ __ATTR(virt_addr, S_IRUGO, show_virt, NULL), -+}; -+ -+int omapfb_create_sysfs(struct omapfb2_device *fbdev) -+{ -+ int i; -+ int r; -+ -+ DBG("create sysfs for fbs\n"); -+ for (i = 0; i < fbdev->num_fbs; i++) { -+ int t; -+ for (t = 0; t < ARRAY_SIZE(omapfb_attrs); t++) { -+ r = device_create_file(fbdev->fbs[i]->dev, -+ &omapfb_attrs[t]); -+ -+ if (r) { -+ dev_err(fbdev->dev, "failed to create sysfs file\n"); -+ return r; -+ } -+ } -+ } -+ -+ return 0; -+} -+ -+void omapfb_remove_sysfs(struct omapfb2_device *fbdev) -+{ -+ int i, t; -+ -+ DBG("remove sysfs for fbs\n"); -+ for (i = 0; i < fbdev->num_fbs; i++) { -+ for (t = 0; t < ARRAY_SIZE(omapfb_attrs); t++) -+ device_remove_file(fbdev->fbs[i]->dev, -+ &omapfb_attrs[t]); -+ } -+} -+ -diff --git a/drivers/video/omap2/omapfb/omapfb.h b/drivers/video/omap2/omapfb/omapfb.h -new file mode 100644 -index 0000000..65e9e6e ---- /dev/null -+++ b/drivers/video/omap2/omapfb/omapfb.h -@@ -0,0 +1,153 @@ -+/* -+ * linux/drivers/video/omap2/omapfb.h -+ * -+ * Copyright (C) 2008 Nokia Corporation -+ * Author: Tomi Valkeinen <tomi.valkeinen@nokia.com> -+ * -+ * Some code and ideas taken from drivers/video/omap/ driver -+ * by Imre Deak. -+ * -+ * This program is free software; you can redistribute it and/or modify it -+ * under the terms of the GNU General Public License version 2 as published by -+ * the Free Software Foundation. -+ * -+ * This program is distributed in the hope that it will be useful, but WITHOUT -+ * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or -+ * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for -+ * more details. -+ * -+ * You should have received a copy of the GNU General Public License along with -+ * this program. If not, see <http://www.gnu.org/licenses/>. -+ */ -+ -+#ifndef __DRIVERS_VIDEO_OMAP2_OMAPFB_H__ -+#define __DRIVERS_VIDEO_OMAP2_OMAPFB_H__ -+ -+#ifdef CONFIG_FB_OMAP2_DEBUG_SUPPORT -+#define DEBUG -+#endif -+ -+#ifdef DEBUG -+extern unsigned int omapfb_debug; -+#define DBG(format, ...) \ -+ if (omapfb_debug) \ -+ printk(KERN_DEBUG "OMAPFB: " format, ## __VA_ARGS__) -+#else -+#define DBG(format, ...) -+#endif -+ -+#define FB2OFB(fb_info) ((struct omapfb_info *)(fb_info->par)) -+ -+/* max number of overlays to which a framebuffer data can be direct */ -+#define OMAPFB_MAX_OVL_PER_FB 3 -+ -+struct omapfb2_mem_region { -+ u32 paddr; -+ void __iomem *vaddr; -+ struct vrfb vrfb; -+ unsigned long size; -+ u8 type; /* OMAPFB_PLANE_MEM_* */ -+ bool alloc; /* allocated by the driver */ -+ bool map; /* kernel mapped by the driver */ -+}; -+ -+enum omapfb_rotation_type { -+ OMAPFB_ROT_DMA = 0, -+ OMAPFB_ROT_VRFB = 1, -+}; -+ -+/* appended to fb_info */ -+struct omapfb_info { -+ int id; -+ struct omapfb2_mem_region region; -+ atomic_t map_count; -+ int num_overlays; -+ struct omap_overlay *overlays[OMAPFB_MAX_OVL_PER_FB]; -+ struct omapfb2_device *fbdev; -+ enum omapfb_rotation_type rotation_type; -+ u8 rotation; -+ bool mirror; -+}; -+ -+struct omapfb2_device { -+ struct device *dev; -+ struct mutex mtx; -+ -+ u32 pseudo_palette[17]; -+ -+ int state; -+ -+ unsigned num_fbs; -+ struct fb_info *fbs[10]; -+ -+ unsigned num_displays; -+ struct omap_display *displays[10]; -+ unsigned num_overlays; -+ struct omap_overlay *overlays[10]; -+ unsigned num_managers; -+ struct omap_overlay_manager *managers[10]; -+}; -+ -+struct omapfb_colormode { -+ enum omap_color_mode dssmode; -+ u32 bits_per_pixel; -+ u32 nonstd; -+ struct fb_bitfield red; -+ struct fb_bitfield green; -+ struct fb_bitfield blue; -+ struct fb_bitfield transp; -+}; -+ -+u32 omapfb_get_region_paddr(struct omapfb_info *ofbi); -+void __iomem *omapfb_get_region_vaddr(struct omapfb_info *ofbi); -+ -+void set_fb_fix(struct fb_info *fbi); -+int check_fb_var(struct fb_info *fbi, struct fb_var_screeninfo *var); -+int omapfb_realloc_fbmem(struct fb_info *fbi, unsigned long size, int type); -+int omapfb_apply_changes(struct fb_info *fbi, int init); -+int omapfb_fb_init(struct omapfb2_device *fbdev, struct fb_info *fbi); -+ -+int omapfb_create_sysfs(struct omapfb2_device *fbdev); -+void omapfb_remove_sysfs(struct omapfb2_device *fbdev); -+ -+int omapfb_ioctl(struct fb_info *fbi, unsigned int cmd, unsigned long arg); -+ -+int omapfb_mode_to_timings(const char *mode_str, -+ struct omap_video_timings *timings, u8 *bpp); -+ -+/* find the display connected to this fb, if any */ -+static inline struct omap_display *fb2display(struct fb_info *fbi) -+{ -+ struct omapfb_info *ofbi = FB2OFB(fbi); -+ int i; -+ -+ /* XXX: returns the display connected to first attached overlay */ -+ for (i = 0; i < ofbi->num_overlays; i++) { -+ if (ofbi->overlays[i]->manager) -+ return ofbi->overlays[i]->manager->display; -+ } -+ -+ return NULL; -+} -+ -+static inline void omapfb_lock(struct omapfb2_device *fbdev) -+{ -+ mutex_lock(&fbdev->mtx); -+} -+ -+static inline void omapfb_unlock(struct omapfb2_device *fbdev) -+{ -+ mutex_unlock(&fbdev->mtx); -+} -+ -+static inline int omapfb_overlay_enable(struct omap_overlay *ovl, -+ int enable) -+{ -+ struct omap_overlay_info info; -+ -+ ovl->get_overlay_info(ovl, &info); -+ info.enabled = enable; -+ return ovl->set_overlay_info(ovl, &info); -+} -+ -+#endif -diff --git a/include/linux/omapfb.h b/include/linux/omapfb.h -index b226bdf..96190b2 100644 ---- a/include/linux/omapfb.h -+++ b/include/linux/omapfb.h -@@ -50,6 +50,8 @@ - #define OMAPFB_UPDATE_WINDOW OMAP_IOW(54, struct omapfb_update_window) - #define OMAPFB_SETUP_MEM OMAP_IOW(55, struct omapfb_mem_info) - #define OMAPFB_QUERY_MEM OMAP_IOW(56, struct omapfb_mem_info) -+#define OMAPFB_WAITFORVSYNC OMAP_IO(57) -+#define OMAPFB_MEMORY_READ OMAP_IOR(58, struct omapfb_memory_read) - - #define OMAPFB_CAPS_GENERIC_MASK 0x00000fff - #define OMAPFB_CAPS_LCDC_MASK 0x00fff000 -@@ -90,6 +92,13 @@ enum omapfb_color_format { - OMAPFB_COLOR_CLUT_1BPP, - OMAPFB_COLOR_RGB444, - OMAPFB_COLOR_YUY422, -+ -+ OMAPFB_COLOR_ARGB16, -+ OMAPFB_COLOR_RGB24U, /* RGB24, 32-bit container */ -+ OMAPFB_COLOR_RGB24P, /* RGB24, 24-bit container */ -+ OMAPFB_COLOR_ARGB32, -+ OMAPFB_COLOR_RGBA32, -+ OMAPFB_COLOR_RGBX32, - }; - - struct omapfb_update_window { -@@ -161,6 +170,15 @@ enum omapfb_update_mode { - OMAPFB_MANUAL_UPDATE - }; - -+struct omapfb_memory_read { -+ __u16 x; -+ __u16 y; -+ __u16 w; -+ __u16 h; -+ size_t buffer_size; -+ void __user *buffer; -+}; -+ - #ifdef __KERNEL__ - - #include <linux/completion.h> -@@ -376,6 +394,8 @@ extern struct lcd_ctrl omap1_lcd_ctrl; - extern struct lcd_ctrl omap2_disp_ctrl; - #endif - -+extern void omapfb_set_platform_data(struct omapfb_platform_data *data); -+ - extern void omapfb_reserve_sdram(void); - extern void omapfb_register_panel(struct lcd_panel *panel); - extern void omapfb_write_first_pixel(struct omapfb_device *fbdev, u16 pixval); --- -1.5.6.5 - |