/*
- * File: drivers/video/omap/omapfb_main.c
- *
* Framebuffer driver for TI OMAP boards
*
* Copyright (C) 2004 Nokia Corporation
* with this program; if not, write to the Free Software Foundation, Inc.,
* 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
*/
-
-#include <linux/config.h>
-#include <linux/module.h>
-#include <linux/mm.h>
-#include <linux/init.h>
-#include <linux/delay.h>
-#include <linux/device.h>
-#include <linux/dma-mapping.h>
+#include <linux/platform_device.h>
#include <asm/uaccess.h>
-#include <asm/atomic.h>
#include <asm/mach-types.h>
-
#include <asm/arch/dma.h>
-#include <asm/arch/irqs.h>
-#include <asm/arch/mux.h>
-#include <asm/arch/board.h>
-
-#include "omapfb.h"
+#include <asm/arch/omapfb.h>
-// #define OMAPFB_DBG_FIFO 1
-// #define OMAPFB_DBG 1
-
-#include "debug.h"
-
-#define COPY_MODE_REV_DIR 0x01
-#define COPY_MODE_TRANSPARENT 0x02
-#define COPY_MODE_IMAGE 0x04
-
-#ifdef OMAPFB_DBG_FIFO
-struct gfx_stat {
- unsigned long f_run[GFX_FIFO_SIZE];
-} stat;
-#endif
+#define MODULE_NAME "omapfb"
static unsigned int def_accel;
-static unsigned long def_vram;
-static long def_vxres;
-static long def_vyres;
+static unsigned long def_vram[OMAPFB_PLANE_NUM];
+static int def_vram_cnt;
+static unsigned long def_vxres;
+static unsigned long def_vyres;
static unsigned int def_rotate;
static unsigned int def_mirror;
static int manual_update;
#endif
-static struct caps_table_struct {
+static struct platform_device *fbdev_pdev;
+static struct lcd_panel *fbdev_panel;
+static struct omapfb_device *omapfb_dev;
+
+struct caps_table_struct {
unsigned long flag;
const char *name;
-} omapfb_caps_table[] = {
- { FBCAPS_MANUAL_UPDATE, "manual update" },
- { FBCAPS_SET_BACKLIGHT, "backlight setting" },
};
-/*
- * ---------------------------------------------------------------------------
- * LCD panel
- * ---------------------------------------------------------------------------
- */
-static struct lcd_panel *panels[] = {
-#ifdef CONFIG_MACH_OMAP_H2
- &h2_panel,
-#endif
-#ifdef CONFIG_MACH_OMAP_H3
- &h3_panel,
-#endif
-#ifdef CONFIG_MACH_OMAP_PERSEUS2
- &p2_panel,
-#endif
-#ifdef CONFIG_MACH_OMAP_OSK
- &osk_panel,
-#endif
-#ifdef CONFIG_MACH_OMAP_INNOVATOR
-#ifdef CONFIG_ARCH_OMAP1510
- &innovator1510_panel,
-#endif
-#ifdef CONFIG_ARCH_OMAP16XX
- &innovator1610_panel,
-#endif
-#endif
+static struct caps_table_struct ctrl_caps[] = {
+ { OMAPFB_CAPS_MANUAL_UPDATE, "manual update" },
+ { OMAPFB_CAPS_TEARSYNC, "tearing synchronization" },
+ { OMAPFB_CAPS_PLANE_RELOCATE_MEM, "relocate plane memory" },
+ { OMAPFB_CAPS_PLANE_SCALE, "scale plane" },
+ { OMAPFB_CAPS_WINDOW_PIXEL_DOUBLE, "pixel double window" },
+ { OMAPFB_CAPS_WINDOW_SCALE, "scale window" },
+ { OMAPFB_CAPS_WINDOW_OVERLAY,"overlay window" },
+ { OMAPFB_CAPS_SET_BACKLIGHT, "backlight setting" },
};
-static struct lcd_ctrl *ctrls[] = {
-#ifdef CONFIG_FB_OMAP_INTERNAL_LCDC
- &omapfb_lcdc_ctrl,
-#endif
+static struct caps_table_struct color_caps[] = {
+ { 1 << OMAPFB_COLOR_RGB565, "RGB565", },
+ { 1 << OMAPFB_COLOR_YUV422, "YUV422", },
+ { 1 << OMAPFB_COLOR_YUV420, "YUV420", },
+ { 1 << OMAPFB_COLOR_CLUT_8BPP, "CLUT8", },
+ { 1 << OMAPFB_COLOR_CLUT_4BPP, "CLUT4", },
+ { 1 << OMAPFB_COLOR_CLUT_2BPP, "CLUT2", },
+ { 1 << OMAPFB_COLOR_CLUT_1BPP, "CLUT1", },
+ { 1 << OMAPFB_COLOR_RGB444, "RGB444", },
+ { 1 << OMAPFB_COLOR_YUY422, "YUY422", },
};
-static struct omapfb_request *omapfb_rqueue_alloc_req(struct omapfb_rqueue *rq)
-{
- struct omapfb_request *req;
-
- down(&rq->free_sema);
- spin_lock(&rq->lock);
- req = list_entry(rq->free_list.next, struct omapfb_request, entry);
- list_del(&req->entry);
- spin_unlock(&rq->lock);
- return req;
-}
-
-static void __omapfb_rqueue_free_req(struct omapfb_rqueue *rq,
- struct omapfb_request *req)
-{
- list_add(&req->entry, &rq->free_list);
- up(&rq->free_sema);
-}
-
-static void omapfb_rqueue_process(void *data)
-{
- struct omapfb_rqueue *rq = data;
-
- spin_lock(&rq->lock);
- while (!list_empty(&rq->pending_list)) {
- struct omapfb_request *req;
-
- req = list_entry(rq->pending_list.next,
- struct omapfb_request, entry);
- list_del(&req->entry);
- spin_unlock(&rq->lock);
- rq->status |= req->function(&req->par);
- spin_lock(&rq->lock);
- __omapfb_rqueue_free_req(rq, req);
- }
- complete(&rq->rqueue_empty);
- spin_unlock(&rq->lock);
-}
-
-static void omapfb_rqueue_schedule_req(struct omapfb_rqueue *rq,
- struct omapfb_request *req)
-{
- spin_lock(&rq->lock);
- list_add_tail(&req->entry, &rq->pending_list);
- spin_unlock(&rq->lock);
- schedule_work(&rq->work);
-}
-
-static void omapfb_rqueue_sync(struct omapfb_rqueue *rq)
-{
- int wait = 0;
-
- spin_lock(&rq->lock);
- if (!list_empty(&rq->pending_list)) {
- wait = 1;
- init_completion(&rq->rqueue_empty);
- }
- spin_unlock(&rq->lock);
- if (wait)
- wait_for_completion(&rq->rqueue_empty);
-}
-
-static void omapfb_rqueue_reset(struct omapfb_rqueue *rq, unsigned long *status)
-{
- omapfb_rqueue_sync(rq);
- spin_lock(&rq->lock);
- *status = rq->status;
- rq->status = 0;
- spin_unlock(&rq->lock);
-}
-
-static void omapfb_rqueue_init(struct omapfb_rqueue *rq)
-{
- int i;
-
- spin_lock_init(&rq->lock);
- sema_init(&rq->free_sema, OMAPFB_RQUEUE_SIZE);
- init_completion(&rq->rqueue_empty);
- INIT_WORK(&rq->work, omapfb_rqueue_process, rq);
- INIT_LIST_HEAD(&rq->free_list);
- INIT_LIST_HEAD(&rq->pending_list);
- for (i = 0; i < OMAPFB_RQUEUE_SIZE; i++)
- list_add(&rq->req_pool[i].entry, &rq->free_list);
-}
-
-static void omapfb_rqueue_cleanup(struct omapfb_rqueue *rq)
-{
-}
-
/*
* ---------------------------------------------------------------------------
- * gfx DMA
+ * LCD panel
* ---------------------------------------------------------------------------
*/
-/* Get a new logical channel from the gfx fifo. */
-static void inline gfxdma_get_lch(struct gfx_dma *gfx, int *lch)
-{
- DBGENTER(3);
-
- down(&gfx->f_free);
-
- spin_lock_bh(&gfx->spinlock);
-
- *lch = gfx->f_tail->lch_num;
- gfx->f_tail = gfx->f_tail->next;
-
- spin_unlock_bh(&gfx->spinlock);
-
- DBGLEAVE(3);
-}
-
-/* Set basic transfer params for the logical channel */
-static inline void gfxdma_set_lch_params(int lch, int data_type,
- int enumber, int fnumber,
- unsigned long src_start, int src_amode,
- unsigned long dst_start, int dst_amode)
-{
- omap_set_dma_transfer_params(lch, data_type, enumber, fnumber, 0);
- omap_set_dma_src_params(lch, OMAP_DMA_PORT_EMIFF,
- src_amode, src_start);
- omap_set_dma_dest_params(lch, OMAP_DMA_PORT_EMIFF,
- dst_amode, dst_start);
-}
-
-/* Set element and frame indexes for the logical channel, to support
- * image transformations
- */
-static inline void gfxdma_set_lch_index(int lch, int src_eidx, int src_fidx,
- int dst_eidx, int dst_fidx)
-{
- omap_set_dma_src_index(lch, src_eidx, src_fidx);
- omap_set_dma_dest_index(lch, dst_eidx, dst_fidx);
-}
-
-/* Set color parameter for the logical channel, to support constant fill and
- * transparent copy operations
- */
-static inline void gfxdma_set_lch_color(int lch, u32 color,
- enum omap_dma_color_mode mode)
-{
- omap_set_dma_color_mode(lch, mode, color);
-}
-
+extern struct lcd_ctrl omap1_int_ctrl;
+extern struct lcd_ctrl omap2_int_ctrl;
+extern struct lcd_ctrl hwa742_ctrl;
+extern struct lcd_ctrl blizzard_ctrl;
-/* Start a new transfer consisting of a single DMA logical channel,
- * or a chain (f_run > 1). Can be called in interrupt context.
- * gfx->spinlock must be held.
- */
-static void inline gfxdma_start_chain(struct gfx_dma *gfx)
-{
- DBGENTER(3);
-
- gfx->f_run = gfx->f_wait;
-#ifdef OMAPFB_DBG_FIFO
- stat.f_run[gfx->f_run - 1]++;
+static struct lcd_ctrl *ctrls[] = {
+#ifdef CONFIG_ARCH_OMAP1
+ &omap1_int_ctrl,
+#else
+ &omap2_int_ctrl,
#endif
- gfx->f_wait = 0;
- omap_enable_dma_irq(gfx->f_chain_end->lch_num, OMAP_DMA_BLOCK_IRQ);
- /* Let it go */
- DBGPRINT(1, "start %d\n", gfx->f_head->lch_num);
- omap_start_dma(gfx->f_head->lch_num);
- gfx->f_chain_end = gfx->f_chain_end->next;
-
- DBGLEAVE(3);
-}
-
-/* Enqueue a logical channel, that has been set up. If no other transfers
- * are pending start this new one right away. */
-static void inline gfxdma_enqueue(struct gfx_dma *gfx, int lch)
-{
- DBGENTER(3);
-
- spin_lock_bh(&gfx->spinlock);
- DBGPRINT(3, "run:%d wait:%d\n", gfx->f_run, gfx->f_wait);
- if (gfx->f_wait) {
- DBGPRINT(1, "link %d, %d\n", gfx->f_chain_end->lch_num, lch);
- omap_dma_link_lch(gfx->f_chain_end->lch_num, lch);
- gfx->f_chain_end = gfx->f_chain_end->next;
- }
- omap_disable_dma_irq(lch, OMAP_DMA_BLOCK_IRQ);
-
- gfx->f_wait++;
-
- if (!gfx->f_run)
- gfxdma_start_chain(gfx);
- spin_unlock_bh(&gfx->spinlock);
-
- DBGLEAVE(3);
-}
-
-/* Called by DMA core when the last transfer ended, or there is an error
- * condition. We dispatch handling of the end of transfer case to a tasklet.
- * Called in interrupt context.
- */
-static void gfxdma_handler(int lch, u16 ch_status, void *data)
-{
- struct gfx_dma *gfx = (struct gfx_dma *)data;
- int done = 0;
-
- DBGENTER(3);
-
- DBGPRINT(4, "lch=%d status=%#010x\n", lch, ch_status);
- if (unlikely(ch_status & (OMAP_DMA_TOUT_IRQ | OMAP_DMA_DROP_IRQ))) {
- PRNERR("gfx DMA error. status=%#010x\n", ch_status);
- done = 1;
- } else if (likely(ch_status & OMAP_DMA_BLOCK_IRQ))
- done = 1;
- if (likely(done)) {
- gfx->done = 1;
- tasklet_schedule(&gfx->dequeue_tasklet);
- }
-
- DBGLEAVE(3);
-}
-
-/* Let the DMA core know that the last transfer has ended. If there are
- * pending transfers in the fifo start them now.
- * Called in interrupt context.
- */
-static void gfxdma_dequeue_tasklet(unsigned long data)
-{
- struct gfx_dma *gfx = (struct gfx_dma *)data;
- struct gfx_lchannel *f_chain;
-
- DBGENTER(3);
-
- /* start an already programmed transfer
- */
- while (likely(gfx->done)) {
- gfx->done = 0;
- spin_lock(&gfx->spinlock);
- f_chain = gfx->f_head;
- omap_stop_dma(f_chain->lch_num);
- /* Would be better w/o a loop.. */
- while (gfx->f_run--) {
- if (gfx->f_run)
- omap_dma_unlink_lch(f_chain->lch_num,
- f_chain->next->lch_num);
- f_chain = f_chain->next;
- up(&gfx->f_free);
- }
- gfx->f_run = 0;
- gfx->f_head = f_chain;
- if (likely(gfx->f_wait))
- gfxdma_start_chain(gfx);
- else
- complete(&gfx->sync_complete);
- spin_unlock(&gfx->spinlock);
- }
-
- DBGLEAVE(3);
-}
-/* Wait till any pending transfers end. */
-static void gfxdma_sync(struct gfx_dma *gfx)
-{
- int wait = 0;
-
- DBGENTER(1);
-
- for (;;) {
- spin_lock_bh(&gfx->spinlock);
- if (gfx->f_run + gfx->f_wait) {
- wait = 1;
- init_completion(&gfx->sync_complete);
- }
- spin_unlock_bh(&gfx->spinlock);
- if (wait) {
- wait_for_completion(&gfx->sync_complete);
- wait = 0;
- } else
- break;
- }
+#ifdef CONFIG_FB_OMAP_LCDC_HWA742
+ &hwa742_ctrl,
+#endif
+#ifdef CONFIG_FB_OMAP_LCDC_BLIZZARD
+ &blizzard_ctrl,
+#endif
+};
- DBGLEAVE(1);
-}
+#ifdef CONFIG_FB_OMAP_LCDC_EXTERNAL
+#ifdef CONFIG_ARCH_OMAP1
+extern struct lcd_ctrl_extif omap1_ext_if;
+#else
+extern struct lcd_ctrl_extif omap2_ext_if;
+#endif
+#endif
-/* Initialize the gfx DMA object.
- * Allocate DMA logical channels according to the fifo size.
- * Set the channel parameters that will be the same for all transfers.
- */
-static int gfxdma_init(struct gfx_dma *gfx)
+static void omapfb_rqueue_lock(struct omapfb_device *fbdev)
{
- int r = 0;
- int i;
-
- DBGENTER(1);
-
- for (i = 0; i < GFX_FIFO_SIZE; i++) {
- int next_idx;
- int lch_num;
-
- r = omap_request_dma(0, OMAPFB_DRIVER,
- gfxdma_handler, gfx, &lch_num);
- if (r) {
- int j;
-
- PRNERR("unable to get GFX DMA %d\n", i);
- for (j = 0; j < i; j++)
- omap_free_dma(lch_num);
- r = -1;
- goto exit;
- }
- omap_set_dma_src_data_pack(lch_num, 1);
- omap_set_dma_src_burst_mode(lch_num, OMAP_DMA_DATA_BURST_4);
- omap_set_dma_dest_data_pack(lch_num, 1);
- omap_set_dma_dest_burst_mode(lch_num, OMAP_DMA_DATA_BURST_4);
-
- gfx->fifo[i].lch_num = lch_num;
-
- next_idx = i < GFX_FIFO_SIZE - 1 ? i + 1 : 0;
- gfx->fifo[next_idx].prev = &gfx->fifo[i];
- gfx->fifo[i].next = &gfx->fifo[next_idx];
- }
- gfx->f_head = gfx->f_tail = gfx->f_chain_end = &gfx->fifo[0];
- sema_init(&gfx->f_free, GFX_FIFO_SIZE);
-
- spin_lock_init(&gfx->spinlock);
-
- tasklet_init(&gfx->dequeue_tasklet, gfxdma_dequeue_tasklet,
- (unsigned long)gfx);
-
- init_completion(&gfx->sync_complete);
-exit:
- DBGLEAVE(1);
- return r;
+ mutex_lock(&fbdev->rqueue_mutex);
}
-/* Clean up the gfx DMA object */
-static void gfxdma_cleanup(struct gfx_dma *gfx)
+static void omapfb_rqueue_unlock(struct omapfb_device *fbdev)
{
- int i;
-
- DBGENTER(1);
-
- for (i = 0; i < GFX_FIFO_SIZE; i++)
- omap_free_dma(gfx->fifo[i].lch_num);
-
- DBGLEAVE(1);
+ mutex_unlock(&fbdev->rqueue_mutex);
}
/*
OMAP_DMA_DATA_TYPE_S32,
};
-/* Allocate resources needed for LCD controller and LCD DMA operations. Video
+/*
+ * Allocate resources needed for LCD controller and LCD DMA operations. Video
* memory is allocated from system memory according to the virtual display
* size, except if a bigger memory size is specified explicitly as a kernel
* parameter.
*/
static int ctrl_init(struct omapfb_device *fbdev)
{
- unsigned long mem_size;
int r;
+ int i;
- DBGENTER(1);
+ /* kernel/module vram parameters override boot tags/board config */
+ if (def_vram_cnt) {
+ for (i = 0; i < def_vram_cnt; i++)
+ fbdev->mem_desc.region[i].size =
+ PAGE_ALIGN(def_vram[i]);
+ fbdev->mem_desc.region_cnt = i;
+ } else {
+ struct omapfb_platform_data *conf;
- r = fbdev->ctrl->init(fbdev);
- if (r < 0)
- goto exit;
- fbdev->ctrl->get_mem_layout(fbdev, &mem_size, &fbdev->frame0_org);
+ conf = fbdev->dev->platform_data;
+ fbdev->mem_desc = conf->mem_desc;
+ }
- if (def_vram) {
- if (mem_size > def_vram) {
- PRNERR("specified frame buffer memory too small\n");
- r = -ENOMEM;
- goto cleanup_ctrl;
- }
- mem_size = def_vram;
+ if (!fbdev->mem_desc.region_cnt) {
+ struct lcd_panel *panel = fbdev->panel;
+ int def_size;
+ int bpp = panel->bpp;
+
+ /* 12 bpp is packed in 16 bits */
+ if (bpp == 12)
+ bpp = 16;
+ def_size = def_vxres * def_vyres * bpp / 8;
+ fbdev->mem_desc.region_cnt = 1;
+ fbdev->mem_desc.region[0].size = PAGE_ALIGN(def_size);
}
- fbdev->lcddma_mem_size = PAGE_SIZE << get_order(mem_size);
- fbdev->lcddma_base = dma_alloc_writecombine(fbdev->dev,
- fbdev->lcddma_mem_size,
- &fbdev->lcddma_handle,
- GFP_KERNEL);
- if (fbdev->lcddma_base == NULL) {
- PRNERR("unable to allocate fb DMA memory\n");
- r = -ENOMEM;
- goto cleanup_ctrl;
+ r = fbdev->ctrl->init(fbdev, 0, &fbdev->mem_desc);
+ if (r < 0) {
+ dev_err(fbdev->dev, "controller initialization failed (%d)\n", r);
+ return r;
}
- memset(fbdev->lcddma_base, 0, fbdev->lcddma_mem_size);
-
- DBGPRINT(1, "lcddma_base=%#10x lcddma_handle=%#10x lcddma_mem_size=%d"
- "palette_size=%d frame0_org=%d palette_org=%d\n",
- fbdev->lcddma_base, fbdev->lcddma_handle,
- fbdev->lcddma_mem_size,
- fbdev->palette_size,
- fbdev->frame0_org, fbdev->palette_org);
-
- DBGLEAVE(1);
+#ifdef DEBUG
+ for (i = 0; i < fbdev->mem_desc.region_cnt; i++) {
+ dev_dbg(fbdev->dev, "region%d phys %08x virt %p size=%lu\n",
+ i,
+ fbdev->mem_desc.region[i].paddr,
+ fbdev->mem_desc.region[i].vaddr,
+ fbdev->mem_desc.region[i].size);
+ }
+#endif
return 0;
-cleanup_ctrl:
- fbdev->ctrl->cleanup(fbdev);
-exit:
- DBGLEAVE(1);
- return r;
}
static void ctrl_cleanup(struct omapfb_device *fbdev)
{
- fbdev->ctrl->cleanup(fbdev);
- dma_free_writecombine(fbdev->dev, fbdev->lcddma_mem_size,
- fbdev->lcddma_base, fbdev->lcddma_handle);
+ fbdev->ctrl->cleanup();
}
-static void ctrl_change_mode(struct omapfb_device *fbdev)
+/* Must be called with fbdev->rqueue_mutex held. */
+static int ctrl_change_mode(struct fb_info *fbi)
{
- fbdev->ctrl->change_mode(fbdev);
+ int r;
+ unsigned long offset;
+ struct omapfb_plane_struct *plane = fbi->par;
+ struct omapfb_device *fbdev = plane->fbdev;
+ struct fb_var_screeninfo *var = &fbi->var;
+
+ offset = var->yoffset * fbi->fix.line_length +
+ var->xoffset * var->bits_per_pixel / 8;
+
+ if (fbdev->ctrl->sync)
+ fbdev->ctrl->sync();
+ r = fbdev->ctrl->setup_plane(plane->idx, plane->info.channel_out,
+ offset, var->xres_virtual,
+ plane->info.pos_x, plane->info.pos_y,
+ var->xres, var->yres, plane->color_mode);
+ if (fbdev->ctrl->set_scale != NULL)
+ r = fbdev->ctrl->set_scale(plane->idx,
+ var->xres, var->yres,
+ plane->info.out_width,
+ plane->info.out_height);
+
+ return r;
}
/*
/* Called each time the omapfb device is opened */
static int omapfb_open(struct fb_info *info, int user)
{
- DBGENTER(1);
-
-#ifdef OMAPFB_DBG_FIFO
- memset(&stat, 0, sizeof(stat));
-#endif
-
- DBGLEAVE(1);
return 0;
}
+static void omapfb_sync(struct fb_info *info);
+
/* Called when the omapfb device is closed. We make sure that any pending
* gfx DMA operations are ended, before we return. */
static int omapfb_release(struct fb_info *info, int user)
{
- struct omapfb_device *dev = (struct omapfb_device *)info->par;
- int sync = 0;
-
- DBGENTER(1);
-
- spin_lock_bh(&dev->gfx.spinlock);
- if (dev->gfx.f_run)
- sync = 1;
- spin_unlock_bh(&dev->gfx.spinlock);
- if (sync) {
- gfxdma_sync(&dev->gfx);
- }
-#ifdef OMAPFB_DBG_FIFO
- {
- int i;
- for (i = 0; i < GFX_FIFO_SIZE; i++)
- printk(KERN_INFO "f_run[%d]=%lu\n", i + 1,
- stat.f_run[i]);
- }
-#endif
-
- DBGLEAVE(1);
+ omapfb_sync(info);
return 0;
}
* palette if one is available. For now we support only 16bpp and thus store
* the entry only to the pseudo palette.
*/
-static int omapfb_setcolreg(u_int regno, u_int red, u_int green,
- u_int blue, u_int transp,
- struct fb_info *info)
+static int _setcolreg(struct fb_info *info, u_int regno, u_int red, u_int green,
+ u_int blue, u_int transp, int update_hw_pal)
{
- u16 pal;
+ struct omapfb_plane_struct *plane = info->par;
+ struct omapfb_device *fbdev = plane->fbdev;
+ struct fb_var_screeninfo *var = &info->var;
int r = 0;
- DBGENTER(2);
-
- if (regno >= 16) {
- r = -1;
- goto exit;
- }
- pal = ((red >> 11) << 11) | ((green >> 10) << 5) | (blue >> 11);
- ((u32 *)(info->pseudo_palette))[regno] = pal;
-
-exit:
- DBGLEAVE(2);
- return r;
-}
-
-static int omapfb_suspend(struct device *dev, pm_message_t mesg, u32 level);
-static int omapfb_resume(struct device *dev, u32 level);
+ switch (plane->color_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 */
+ case OMAPFB_COLOR_RGB565:
+ case OMAPFB_COLOR_RGB444:
+ if (r != 0)
+ break;
-static int omapfb_blank(int blank, struct fb_info *info)
-{
- struct omapfb_device *fbdev = (struct omapfb_device *)info->par;
- int r = 0;
+ if (regno < 0) {
+ r = -EINVAL;
+ break;
+ }
- DBGENTER(1);
- switch (blank) {
- case VESA_NO_BLANKING:
- omapfb_resume(fbdev->dev, 0);
- break;
- case VESA_POWERDOWN:
- omapfb_suspend(fbdev->dev, 0, 0);
+ 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 *)(info->pseudo_palette))[regno] = pal;
+ }
break;
default:
- r = -EINVAL;
+ BUG();
}
-
- DBGLEAVE(1);
return r;
}
-/* Setup a constant fill DMA transfer. Destination must be elem size aligned. */
-static inline void fill_block(struct omapfb_device *fbdev,
- unsigned long dst, unsigned long enumber,
- unsigned long height, int esize, u32 color)
+static int omapfb_setcolreg(u_int regno, u_int red, u_int green, u_int blue,
+ u_int transp, struct fb_info *info)
{
- unsigned long fidx;
- int lch;
-
- DBGPRINT(2, "dst:%#010x enumber:%d height:%d esize:%d color:%#010x\n",
- dst, enumber, height, esize, color);
- fidx = fbdev->fb_info->fix.line_length - enumber * esize + 1;
- gfxdma_get_lch(&fbdev->gfx, &lch);
- gfxdma_set_lch_params(lch, dma_elem_type[esize], enumber, height,
- 0, OMAP_DMA_AMODE_CONSTANT,
- dst, OMAP_DMA_AMODE_DOUBLE_IDX);
- gfxdma_set_lch_index(lch, 0, 0, 1, fidx);
- gfxdma_set_lch_color(lch, color, OMAP_DMA_CONSTANT_FILL);
- gfxdma_enqueue(&fbdev->gfx, lch);
-
- DUMP_DMA_REGS(lch);
+ return _setcolreg(info, regno, red, green, blue, transp, 1);
}
-/* Fill the specified rectangle with a solid color.
- * ROP_XOR and bpp<8 can't be handled by the DMA hardware.
- * When frame flipping is in effect use the destination frame.
- * We'll make our best to use the largest possible elem size, doing the fill
- * in more parts if alignment requires us to do so.
- */
-static int omapfb_fillrect(void *data)
+static int omapfb_setcmap(struct fb_cmap *cmap, struct fb_info *info)
{
- struct omapfb_fillrect_params *par = data;
- struct omapfb_device *fbdev = (struct omapfb_device *)par->fbi->par;
-
- int dx = par->rect.dx, dy = par->rect.dy;
- int vxres = par->fbi->var.xres_virtual;
- int vyres = par->fbi->var.yres_virtual;
- int width = par->rect.width, height = par->rect.height;
- unsigned long dst;
- u32 color;
- int bpp;
- int enumber, esize;
- int r = 0;
-
- DBGENTER(2);
- bpp = par->fbi->var.bits_per_pixel;
- /* bpp < 8 is tbd.
- * We can't do ROP_XOR with DMA
- * If IRQs are disabled we can't use DMA
- */
- if (bpp < 8 || par->rect.rop == ROP_XOR || irqs_disabled()) {
- r = OMAPFB_FILLRECT_FAILED;
- goto exit;
- }
- /* Clipping */
- if (!width || !height || dx > vxres || dy > vyres)
- goto exit;
- if (dx + width > vxres)
- width = vxres - dx;
- if (dy + height > vyres)
- height = vyres - dy;
-
- if (bpp == 12)
- bpp = 16;
- width = width * bpp / 8;
+ int count, index, r;
+ u16 *red, *green, *blue, *transp;
+ u16 trans = 0xffff;
- dst = fbdev->lcddma_handle + fbdev->dst_frame_org;
- dst += dx * bpp / 8 + dy * par->fbi->fix.line_length;
+ red = cmap->red;
+ green = cmap->green;
+ blue = cmap->blue;
+ transp = cmap->transp;
+ index = cmap->start;
- color = par->rect.color;
- switch (bpp) {
- case 8:
- color |= color << 8;
- /* Fall through */
- case 16:
- color |= color << 16;
- }
-
- if ((dst & 3) || width < 4) {
- if (!(dst & 1) && width > 1) {
- esize = 2;
- enumber = 1;
- width -= 2;
- } else {
- esize = 1;
- enumber = 4 - (esize & 3);
- if (enumber > width)
- enumber = width;
- width -= enumber;
- }
- fill_block(fbdev, dst, enumber, height, esize, color);
- dst = (dst + 3) & ~3;
- }
- if (width) {
- enumber = width / 4;
- fill_block(fbdev, dst, enumber, height, 4, color);
- dst += enumber * 4;
- width -= enumber * 4;
+ 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;
}
- if (width) {
- if (width == 2) {
- esize = 2;
- enumber = 1;
- } else {
- esize = 1;
- enumber = width;
- }
- fill_block(fbdev, dst, enumber, height, esize, color);
- }
-
-exit:
- DBGLEAVE(2);
- return r;
-}
-
-static int omapfb_schedule_fillrect(struct fb_info *fbi,
- const struct fb_fillrect *rect)
-{
- struct omapfb_device *fbdev = (struct omapfb_device *)fbi->par;
- struct omapfb_request *req;
- if ((req = omapfb_rqueue_alloc_req(&fbdev->rqueue)) == NULL)
- return -ENOMEM;
- req->function = omapfb_fillrect;
- req->par.fillrect.fbi = fbi;
- req->par.fillrect.rect = *rect;
- omapfb_rqueue_schedule_req(&fbdev->rqueue, req);
- return fbdev->rqueue.status ? OMAPFB_GFX_STATUS_CHANGED : 0;
+ return 0;
}
-/* Setup a gfx DMA transfer to a rectangular area.
- * A color parameter can be specified for transparent copy.
- * Transfer direction can be setup to use either incremental or decremental
- * addresses.
- * Source and destination must be elem size aligned.
- */
-static inline void transfer_block(struct omapfb_device *fbdev,
- unsigned long src, unsigned long dst,
- unsigned long img_width,
- unsigned long enumber, unsigned long height,
- int esize, u32 trans_color, int flags)
-{
- s16 eidx;
- s16 s_fidx, d_fidx;
- int lch;
-
- eidx = 1;
- s_fidx = img_width - enumber * esize + 1;
- d_fidx = fbdev->fb_info->fix.line_length - enumber * esize + 1;
- if (flags & COPY_MODE_REV_DIR) {
- eidx = -2 * esize + 1;
- s_fidx = -s_fidx + eidx + 1;
- d_fidx = -d_fidx + eidx + 1;
- }
+static int omapfb_update_full_screen(struct fb_info *fbi);
- DBGPRINT(2, "src:%#010x dst:%#010x enumber:%d height:%d "
- "esize:%d eidx:%d s_fidx:%d d_fidx bg_color:%#010x flags:%d\n",
- src, dst, enumber, height, esize, eidx, s_fidx, d_fidx,
- bg_color, flags);
-
- gfxdma_get_lch(&fbdev->gfx, &lch);
- gfxdma_set_lch_params(lch, dma_elem_type[esize], enumber, height,
- src, OMAP_DMA_AMODE_DOUBLE_IDX,
- dst, OMAP_DMA_AMODE_DOUBLE_IDX);
- gfxdma_set_lch_index(lch, eidx, s_fidx, eidx, d_fidx);
- if (flags & COPY_MODE_TRANSPARENT)
- gfxdma_set_lch_color(lch, trans_color,
- OMAP_DMA_TRANSPARENT_COPY);
- else
- gfxdma_set_lch_color(lch, 0, OMAP_DMA_COLOR_DIS);
- gfxdma_enqueue(&fbdev->gfx, lch);
-
- DUMP_DMA_REGS(lch);
-}
-
-/* Copy a rectangular area or an image to another rectangular area.
- * A color parameter can be specified for transparent copy.
- * Transfer direction can be setup to use either incremental or decremental
- * addresses.
- * Currently both source and destination area must be entirely contained in
- * frame buffer memory.
- * The largest possible transfer elem size will be determined according to
- * source and destination address alignment, dividing the transfer into more
- * parts if necessary.
- */
-static inline void copy_data(struct omapfb_device *fbdev,
- unsigned long src, unsigned long dst,
- unsigned long width, unsigned long height,
- u32 trans_color, int flags)
-{
- struct fb_info *fbi = fbdev->fb_info;
- int esize, stripe_esize;
- int step, rest, enumber;
- unsigned long img_width;
- static const int esize_arr[] = {4, 1, 2, 1};
- int rev;
-
- /* Check alignment constraints */
- esize = esize_arr[(src ^ dst) & 3];
-
- rev = flags & COPY_MODE_REV_DIR;
- if (rev) {
- rest = src & (esize - 1);
- if (rest > width)
- rest = width;
- src -= rest ? rest : esize;
- dst -= rest ? rest : esize;
- } else {
- rest = esize - (src & (esize - 1));
- if (rest > width)
- rest = width;
- }
- if (width < esize)
- rest = width;
-
- img_width = flags & COPY_MODE_IMAGE ? width : fbi->fix.line_length;
+static int omapfb_blank(int blank, struct fb_info *fbi)
+{
+ struct omapfb_plane_struct *plane = fbi->par;
+ struct omapfb_device *fbdev = plane->fbdev;
+ int do_update = 0;
+ int r = 0;
- DBGPRINT(2, "\nrev=%d src=%#010lx dst=%#010lx \n"
- "esize=%d width=%d rest=%d\n",
- rev, src, dst, esize, width, rest);
- if (rest) {
- /* Transfer this unaligned stripe, so that afterwards
- * we have both src and dst 16bit or 32bit aligned.
- */
- if (rest == 2) {
- /* Area body is 32bit aligned */
- stripe_esize = 2;
- enumber = 1;
- step = rev ? -esize : 2;
- width -= 2;
- } else {
- stripe_esize = 1;
- enumber = rest;
- step = rev ? -esize : rest;
+ omapfb_rqueue_lock(fbdev);
+ switch (blank) {
+ case VESA_NO_BLANKING:
+ if (fbdev->state == OMAPFB_SUSPENDED) {
+ if (fbdev->ctrl->resume)
+ fbdev->ctrl->resume();
+ fbdev->panel->enable(fbdev->panel);
+ fbdev->state = OMAPFB_ACTIVE;
+ if (fbdev->ctrl->get_update_mode() ==
+ OMAPFB_MANUAL_UPDATE)
+ do_update = 1;
}
- transfer_block(fbdev, src, dst, img_width, enumber, height,
- stripe_esize, trans_color, flags);
- src += step;
- dst += step;
- }
- if (width) {
- /* Transfer area body */
- enumber = (width & ~(esize - 1)) / esize;
- transfer_block(fbdev, src, dst, img_width, enumber, height,
- esize, trans_color, flags);
- step = enumber * esize;
- width -= step;
- if (rev)
- step = -step + esize - width;
- src += step;
- dst += step;
- }
- if (width) {
- /* Transfer the remaining unaligned stripe */
- if (width == 2) {
- stripe_esize = 2;
- enumber = 1;
- } else {
- stripe_esize = 1;
- enumber = width;
+ break;
+ case VESA_POWERDOWN:
+ if (fbdev->state == OMAPFB_ACTIVE) {
+ fbdev->panel->disable(fbdev->panel);
+ if (fbdev->ctrl->suspend)
+ fbdev->ctrl->suspend();
+ fbdev->state = OMAPFB_SUSPENDED;
}
- transfer_block(fbdev, src, dst, img_width, enumber, height,
- stripe_esize, trans_color, flags);
- }
-
- DBGLEAVE(2);
-}
-
-/* Copy a rectangular area in the frame buffer to another rectangular area.
- * Calculate the source and destination addresses.
- * Transfer direction will be determined taking care of possible area
- * overlapping.
- * Currently both source and destination area must be entirely contained in
- * frame buffer memory, in case of frame flipping source and destination frame
- * respectively.
- */
-static int omapfb_copyarea(void *data)
-{
- struct omapfb_copyarea_params *par = data;
- struct omapfb_device *fbdev = (struct omapfb_device *)par->fbi->par;
-
- int width = par->area.width, height = par->area.height;
- int sx = par->area.sx, sy = par->area.sy;
- int dx = par->area.dx, dy = par->area.dy;
- unsigned long dst, dst_ofs, src, src_ofs;
- unsigned long end_ofs;
- int bpp = par->fbi->var.bits_per_pixel;
- int flags;
- int r = 0;
-
- DBGENTER(2);
-
- if (!width || !height)
- goto exit;
-
- /* Bpp < 8 is tbd. If IRQs are disabled we can't use DMA */
- if (bpp < 8 || irqs_disabled()) {
- r = OMAPFB_COPYAREA_FAILED;
- goto exit;
- }
-
- src = fbdev->lcddma_handle;
- dst = src;
- src_ofs = fbdev->src_frame_org + sx * bpp / 8 +
- sy * par->fbi->fix.line_length;
- dst_ofs = fbdev->dst_frame_org + dx * bpp / 8 +
- dy * par->fbi->fix.line_length;
- end_ofs = (height - 1) * par->fbi->fix.line_length + width * bpp / 8;
- src += src_ofs;
- dst += dst_ofs;
-
- DBGPRINT(2, "src:%#010lx dst:%#010lx end_ofs:%#010lx\n",
- src, dst, end_ofs);
-
- /* Currently we support only transfers where both source and destination
- * area is contained entirely in fbmem. This is because of DMA memory
- * constraints.
- */
- if (src_ofs + end_ofs > fbdev->lcddma_mem_size ||
- dst_ofs + end_ofs > fbdev->lcddma_mem_size) {
- r = OMAPFB_COPYAREA_FAILED;
- goto exit;
- }
-
- flags = 0;
- if (par->area.rev_dir) {
- flags = COPY_MODE_REV_DIR;
- src += end_ofs;
- dst += end_ofs;
- }
- if (par->area.trans_color != -1)
- flags |= COPY_MODE_TRANSPARENT;
-
- width = width * bpp / 8;
- copy_data(fbdev, src, dst, width, height, par->area.trans_color, flags);
-exit:
- DBGLEAVE(2);
- return r;
-}
-
-static int omapfb_schedule_copyarea(struct fb_info *fbi,
- const struct fb_copyarea_ext *area)
-{
- struct omapfb_device *fbdev = (struct omapfb_device *)fbi->par;
- struct omapfb_request *req;
-
- if ((req = omapfb_rqueue_alloc_req(&fbdev->rqueue)) == NULL)
- return -ENOMEM;
- req->function = omapfb_copyarea;
- req->par.copyarea.fbi = fbi;
- req->par.copyarea.area = *area;
- omapfb_rqueue_schedule_req(&fbdev->rqueue, req);
- return fbdev->rqueue.status ? OMAPFB_GFX_STATUS_CHANGED : 0;
-}
-
-/* Copy an image to a rectangular area in the frame buffer.
- * A color parameter can be specified for transparent copy.
- * Calculate the source and destination addresses.
- * Transfer direction will be determined taking care of possible area
- * overlapping.
- * Currently both source and destination area must be entirely contained in
- * frame buffer memory, in case of frame flipping source and destination frame
- * respectively.
- */
-static int do_imageblit(void *data)
-{
- struct omapfb_imageblit_params *par = data;
- struct omapfb_device *fbdev = (struct omapfb_device *)par->fbi->par;
-
- int width = par->image.width, height = par->image.height;
- int dx = par->image.dx, dy = par->image.dy;
- const char *img_data = par->image.data;
- unsigned long dst, dst_ofs;
- unsigned long dst_end_ofs;
- int bpp = par->fbi->var.bits_per_pixel;
- u32 bg_color;
- int r = 0;
-
- DBGENTER(2);
-
- if (!width || !height)
- goto exit;
-
- /* bpp conversion is not supported, let the default function handle it.
- * Note that image->depth is either 1 for monochrome image, or equals
- * bpp of the current video mode, so we can't rely on it.
- * If IRQs are disabled we can't use DMA.
- */
- if (bpp < 8 || par->image.depth != bpp || irqs_disabled()) {
- r = OMAPFB_IMGBLIT_FAILED;
- goto exit;
- }
-
- dst = fbdev->lcddma_handle;
- dst_ofs = fbdev->dst_frame_org +
- dx * bpp / 8 + dy * par->fbi->fix.line_length;
- dst_end_ofs = (height - 1) * par->fbi->fix.line_length +
- width * bpp / 8;
- dst += dst_ofs;
-
- DBGPRINT(2, "data:%#010lx dst:%#010lx dst_end_ofs:%#010lx\n",
- img_data, dst, dst_end_ofs);
-
- /* Check that both source and destination is DMA -able */
- if (dst_ofs + dst_end_ofs > fbdev->lcddma_mem_size) {
- r = OMAPFB_IMGBLIT_FAILED;
- goto exit;
+ break;
+ default:
+ r = -EINVAL;
}
+ omapfb_rqueue_unlock(fbdev);
- if (((unsigned long)img_data < (unsigned long)fbdev->lcddma_base) ||
- ((unsigned long)img_data + width * bpp / 8 * height >
- (unsigned long)fbdev->lcddma_base + fbdev->lcddma_mem_size)) {
- r = OMAPFB_IMGBLIT_FAILED;
- goto exit;
- }
+ if (r == 0 && do_update)
+ r = omapfb_update_full_screen(fbi);
- bg_color = par->image.bg_color;
- if (par->flags & COPY_MODE_TRANSPARENT) {
- switch (bpp) {
- case 8:
- bg_color |= bg_color << 8;
- /* Fall through */
- case 16:
- bg_color |= bg_color << 16;
- }
- }
-
- width = width * bpp / 8;
- copy_data(fbdev, (unsigned long)img_data, dst, width, height,
- bg_color, par->flags | COPY_MODE_IMAGE);
-exit:
- DBGLEAVE(2);
return r;
}
-static int omapfb_schedule_imageblit(struct fb_info *fbi,
- const struct fb_image *image, int flags)
+static void omapfb_sync(struct fb_info *fbi)
{
- struct omapfb_device *fbdev = (struct omapfb_device *)fbi->par;
- struct omapfb_request *req;
+ struct omapfb_plane_struct *plane = fbi->par;
+ struct omapfb_device *fbdev = plane->fbdev;
- if ((req = omapfb_rqueue_alloc_req(&fbdev->rqueue)) == NULL)
- return -ENOMEM;
- req->function = do_imageblit;
- req->par.imageblit.fbi = fbi;
- req->par.imageblit.image = *image;
- req->par.imageblit.flags = flags;
- omapfb_rqueue_schedule_req(&fbdev->rqueue, req);
- return fbdev->rqueue.status ? OMAPFB_GFX_STATUS_CHANGED : 0;
+ omapfb_rqueue_lock(fbdev);
+ if (fbdev->ctrl->sync)
+ fbdev->ctrl->sync();
+ omapfb_rqueue_unlock(fbdev);
}
-/* Set fb_info.fix fields and also updates fbdev.
+/*
+ * Set fb_info.fix fields and also updates fbdev.
* When calling this fb_info.var must be set up already.
*/
-static void set_fb_fix(struct omapfb_device *fbdev)
+static void set_fb_fix(struct fb_info *fbi)
{
- struct fb_info *fbi = fbdev->fb_info;
struct fb_fix_screeninfo *fix = &fbi->fix;
struct fb_var_screeninfo *var = &fbi->var;
- int frame_size;
-
- strncpy(fix->id, OMAPFB_DRIVER, sizeof(fix->id));
- fix->type = FB_TYPE_PACKED_PIXELS;
- switch (var->bits_per_pixel) {
+ struct omapfb_plane_struct *plane = fbi->par;
+ struct omapfb_mem_region *rg;
+ int bpp;
+
+ rg = &plane->fbdev->mem_desc.region[plane->idx];
+ fbi->screen_base = (char __iomem *)rg->vaddr;
+ fix->smem_start = rg->paddr;
+ fix->smem_len = rg->size;
+
+ fix->type = FB_TYPE_PACKED_PIXELS;
+ bpp = var->bits_per_pixel;
+ if (var->nonstd)
+ fix->visual = FB_VISUAL_PSEUDOCOLOR;
+ else switch (var->bits_per_pixel) {
case 16:
+ case 12:
fix->visual = FB_VISUAL_TRUECOLOR;
+ /* 12bpp is stored in 16 bits */
+ bpp = 16;
break;
case 1:
case 2:
break;
}
fix->accel = FB_ACCEL_OMAP1610;
- fix->line_length = var->xres_virtual * var->bits_per_pixel / 8;
- fix->smem_len = fbdev->lcddma_mem_size - fbdev->frame0_org;
- fix->smem_start = fbdev->lcddma_handle + fbdev->frame0_org;
+ fix->line_length = var->xres_virtual * bpp / 8;
+}
- /* Set the second frame buffer offset for flipping if there is
- * room for it. */
- frame_size = fix->line_length * var->yres;
- fbdev->frame1_org = fbdev->frame0_org + frame_size;
- if (fbdev->frame1_org + frame_size > fbdev->lcddma_mem_size)
- fbdev->frame1_org = 0;
- fbdev->vis_frame_org = fbdev->src_frame_org = fbdev->dst_frame_org =
- fbdev->frame0_org;
+static int set_color_mode(struct omapfb_plane_struct *plane,
+ struct fb_var_screeninfo *var)
+{
+ switch (var->nonstd) {
+ case 0:
+ break;
+ case OMAPFB_COLOR_YUV422:
+ var->bits_per_pixel = 16;
+ plane->color_mode = var->nonstd;
+ return 0;
+ case OMAPFB_COLOR_YUV420:
+ var->bits_per_pixel = 12;
+ plane->color_mode = var->nonstd;
+ return 0;
+ case OMAPFB_COLOR_YUY422:
+ var->bits_per_pixel = 16;
+ plane->color_mode = var->nonstd;
+ return 0;
+ default:
+ return -EINVAL;
+ }
- fbdev->view_org = var->yoffset * fix->line_length +
- var->xoffset * var->bits_per_pixel / 8;
+ switch (var->bits_per_pixel) {
+ case 1:
+ plane->color_mode = OMAPFB_COLOR_CLUT_1BPP;
+ return 0;
+ case 2:
+ plane->color_mode = OMAPFB_COLOR_CLUT_2BPP;
+ return 0;
+ case 4:
+ plane->color_mode = OMAPFB_COLOR_CLUT_4BPP;
+ return 0;
+ case 8:
+ plane->color_mode = OMAPFB_COLOR_CLUT_8BPP;
+ return 0;
+ case 12:
+ var->bits_per_pixel = 16;
+ plane->color_mode = OMAPFB_COLOR_RGB444;
+ return 0;
+ case 16:
+ plane->color_mode = OMAPFB_COLOR_RGB565;
+ return 0;
+ default:
+ return -EINVAL;
+ }
}
-/* Check the values in var against our capabilities and in case of out of
+/*
+ * Check the values in var against our capabilities and in case of out of
* bound values try to adjust them.
*/
-static int set_fb_var(struct omapfb_device *fbdev,
+static int set_fb_var(struct fb_info *fbi,
struct fb_var_screeninfo *var)
{
int bpp;
unsigned long max_frame_size;
unsigned long line_size;
+ int xres_min, xres_max;
+ int yres_min, yres_max;
+ struct omapfb_plane_struct *plane = fbi->par;
+ struct omapfb_device *fbdev = plane->fbdev;
+ struct lcd_panel *panel = fbdev->panel;
+
+ if (set_color_mode(plane, var) < 0)
+ return -EINVAL;
+
+ bpp = var->bits_per_pixel;
+ if (plane->color_mode == OMAPFB_COLOR_RGB444)
+ bpp = 16;
- bpp = var->bits_per_pixel = fbdev->panel->video_mode->bpp;
- if (bpp != 16)
- /* Not yet supported */
- return -1;
switch (var->rotate) {
case 0:
case 180:
- var->xres = fbdev->panel->video_mode->x_res;
- var->yres = fbdev->panel->video_mode->y_res;
+ xres_min = OMAPFB_PLANE_XRES_MIN;
+ xres_max = panel->x_res;
+ yres_min = OMAPFB_PLANE_YRES_MIN;
+ yres_max = panel->y_res;
+ if (cpu_is_omap15xx()) {
+ var->xres = panel->x_res;
+ var->yres = panel->y_res;
+ }
break;
case 90:
case 270:
- var->xres = fbdev->panel->video_mode->y_res;
- var->yres = fbdev->panel->video_mode->x_res;
+ xres_min = OMAPFB_PLANE_YRES_MIN;
+ xres_max = panel->y_res;
+ yres_min = OMAPFB_PLANE_XRES_MIN;
+ yres_max = panel->x_res;
+ if (cpu_is_omap15xx()) {
+ var->xres = panel->y_res;
+ var->yres = panel->x_res;
+ }
break;
default:
- return -1;
+ 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_virtual < var->xres)
var->xres_virtual = var->xres;
if (var->yres_virtual < var->yres)
var->yres_virtual = var->yres;
- max_frame_size = fbdev->lcddma_mem_size - fbdev->frame0_org;
+ max_frame_size = fbdev->mem_desc.region[plane->idx].size;
line_size = var->xres_virtual * bpp / 8;
if (line_size * var->yres_virtual > max_frame_size) {
/* Try to keep yres_virtual first */
line_size = var->xres * bpp / 8;
var->yres_virtual = max_frame_size / line_size;
}
+ /* Recheck this, as the virtual size changed. */
+ if (var->xres_virtual < var->xres)
+ var->xres = var->xres_virtual;
+ if (var->yres_virtual < var->yres)
+ var->yres = var->yres_virtual;
+ if (var->xres < xres_min || var->yres < yres_min)
+ return -EINVAL;
}
if (var->xres + var->xoffset > var->xres_virtual)
var->xoffset = var->xres_virtual - var->xres;
var->yoffset = var->yres_virtual - var->yres;
line_size = var->xres * bpp / 8;
- var->red.offset = 11; var->red.length = 5; var->red.msb_right = 0;
- var->green.offset= 5; var->green.length = 6; var->green.msb_right = 0;
- var->blue.offset = 0; var->blue.length = 5; var->blue.msb_right = 0;
+ if (plane->color_mode == OMAPFB_COLOR_RGB444) {
+ var->red.offset = 8; var->red.length = 4;
+ var->red.msb_right = 0;
+ var->green.offset = 4; var->green.length = 4;
+ var->green.msb_right = 0;
+ var->blue.offset = 0; var->blue.length = 4;
+ var->blue.msb_right = 0;
+ } else {
+ var->red.offset = 11; var->red.length = 5;
+ var->red.msb_right = 0;
+ var->green.offset= 5; var->green.length = 6;
+ var->green.msb_right = 0;
+ var->blue.offset = 0; var->blue.length = 5;
+ var->blue.msb_right = 0;
+ }
var->height = -1;
var->width = -1;
var->grayscale = 0;
- var->nonstd = 0;
- /* TODO: video timing params, sync */
- var->pixclock = -1;
- var->left_margin = -1;
- var->right_margin = -1;
- var->upper_margin = -1;
- var->lower_margin = -1;
- var->hsync_len = -1;
- var->vsync_len = -1;
+ /* pixclock in ps, the rest in pixclock */
+ var->pixclock = 10000000 / (panel->pixel_clock / 100);
+ var->left_margin = panel->hfp;
+ var->right_margin = panel->hbp;
+ var->upper_margin = panel->vfp;
+ var->lower_margin = panel->vbp;
+ var->hsync_len = panel->hsw;
+ var->vsync_len = panel->vsw;
+ /* TODO: get these from panel->config */
var->vmode = FB_VMODE_NONINTERLACED;
var->sync = 0;
return 0;
}
-static struct fb_var_screeninfo new_var;
/* Set rotation (0, 90, 180, 270 degree), and switch to the new mode. */
static void omapfb_rotate(struct fb_info *fbi, int rotate)
{
- struct omapfb_device *fbdev = (struct omapfb_device *)fbi->par;
+ struct omapfb_plane_struct *plane = fbi->par;
+ struct omapfb_device *fbdev = plane->fbdev;
- DBGENTER(1);
+ omapfb_rqueue_lock(fbdev);
+ if (cpu_is_omap15xx() && rotate != fbi->var.rotate) {
+ struct fb_var_screeninfo *new_var = &fbdev->new_var;
- if (cpu_is_omap1510() && rotate != fbdev->fb_info->var.rotate) {
- memcpy(&new_var, &fbi->var, sizeof(new_var));
- new_var.rotate = rotate;
- if (set_fb_var(fbdev, &new_var) == 0 &&
- memcmp(&new_var, &fbi->var, sizeof(new_var))) {
- memcpy(&fbi->var, &new_var, sizeof(new_var));
- set_fb_fix(fbdev);
- ctrl_change_mode(fbdev);
+ memcpy(new_var, &fbi->var, sizeof(*new_var));
+ new_var->rotate = rotate;
+ if (set_fb_var(fbi, new_var) == 0 &&
+ memcmp(new_var, &fbi->var, sizeof(*new_var))) {
+ memcpy(&fbi->var, new_var, sizeof(*new_var));
+ ctrl_change_mode(fbi);
}
}
-
- DBGLEAVE(1);
+ omapfb_rqueue_unlock(fbdev);
}
-/* Set new x,y offsets in the virtual display for the visible area and switch
+/*
+ * Set new x,y offsets in the virtual display for the visible area and switch
* to the new mode.
*/
static int omapfb_pan_display(struct fb_var_screeninfo *var,
struct fb_info *fbi)
{
- struct omapfb_device *fbdev = (struct omapfb_device *)fbi->par;
+ struct omapfb_plane_struct *plane = fbi->par;
+ struct omapfb_device *fbdev = plane->fbdev;
int r = 0;
- DBGENTER(1);
-
+ omapfb_rqueue_lock(fbdev);
if (var->xoffset != fbi->var.xoffset ||
var->yoffset != fbi->var.yoffset) {
- memcpy(&new_var, &fbi->var, sizeof(new_var));
- new_var.xoffset = var->xoffset;
- new_var.yoffset = var->yoffset;
- if (set_fb_var(fbdev, &new_var))
+ struct fb_var_screeninfo *new_var = &fbdev->new_var;
+
+ memcpy(new_var, &fbi->var, sizeof(*new_var));
+ new_var->xoffset = var->xoffset;
+ new_var->yoffset = var->yoffset;
+ if (set_fb_var(fbi, new_var))
r = -EINVAL;
else {
- memcpy(&fbi->var, &new_var, sizeof(new_var));
- set_fb_fix(fbdev);
- ctrl_change_mode(fbdev);
+ memcpy(&fbi->var, new_var, sizeof(*new_var));
+ ctrl_change_mode(fbi);
}
}
+ omapfb_rqueue_unlock(fbdev);
- DBGLEAVE(1);
return r;
}
/* Set mirror to vertical axis and switch to the new mode. */
static int omapfb_mirror(struct fb_info *fbi, int mirror)
{
- struct omapfb_device *fbdev = (struct omapfb_device *)fbi->par;
+ struct omapfb_plane_struct *plane = fbi->par;
+ struct omapfb_device *fbdev = plane->fbdev;
int r = 0;
- DBGENTER(1);
-
+ omapfb_rqueue_lock(fbdev);
mirror = mirror ? 1 : 0;
- if (cpu_is_omap1510())
+ if (cpu_is_omap15xx())
r = -EINVAL;
- else if (mirror != fbdev->mirror) {
- fbdev->mirror = mirror;
- ctrl_change_mode(fbdev);
+ else if (mirror != plane->info.mirror) {
+ plane->info.mirror = mirror;
+ r = ctrl_change_mode(fbi);
}
+ omapfb_rqueue_unlock(fbdev);
- DBGLEAVE(1);
return r;
}
-/* Set x,y scale and switch to the new mode */
-static int omapfb_scale(struct fb_info *fbi,
- unsigned int xscale, unsigned int yscale)
+/*
+ * Check values in var, try to adjust them in case of out of bound values if
+ * possible, or return error.
+ */
+static int omapfb_check_var(struct fb_var_screeninfo *var, struct fb_info *fbi)
{
- struct omapfb_device *fbdev = (struct omapfb_device *)fbi->par;
+ struct omapfb_plane_struct *plane = fbi->par;
+ struct omapfb_device *fbdev = plane->fbdev;
+ int r;
+
+ omapfb_rqueue_lock(fbdev);
+ if (fbdev->ctrl->sync != NULL)
+ fbdev->ctrl->sync();
+ r = set_fb_var(fbi, var);
+ omapfb_rqueue_unlock(fbdev);
+
+ return r;
+}
+
+/*
+ * Switch to a new mode. The parameters for it has been check already by
+ * omapfb_check_var.
+ */
+static int omapfb_set_par(struct fb_info *fbi)
+{
+ struct omapfb_plane_struct *plane = fbi->par;
+ struct omapfb_device *fbdev = plane->fbdev;
int r = 0;
- DBGENTER(1);
+ omapfb_rqueue_lock(fbdev);
+ set_fb_fix(fbi);
+ r = ctrl_change_mode(fbi);
+ omapfb_rqueue_unlock(fbdev);
+
+ return r;
+}
+
+int omapfb_update_window_async(struct fb_info *fbi,
+ struct omapfb_update_window *win,
+ void (*callback)(void *),
+ void *callback_data)
+{
+ struct omapfb_plane_struct *plane = fbi->par;
+ struct omapfb_device *fbdev = plane->fbdev;
+ struct fb_var_screeninfo *var;
+
+ var = &fbi->var;
+ if (win->x >= var->xres || win->y >= var->yres ||
+ win->out_x > var->xres || win->out_y >= var->yres)
+ return -EINVAL;
+
+ if (!fbdev->ctrl->update_window ||
+ fbdev->ctrl->get_update_mode() != OMAPFB_MANUAL_UPDATE)
+ return -ENODEV;
+
+ if (win->x + win->width >= var->xres)
+ win->width = var->xres - win->x;
+ if (win->y + win->height >= var->yres)
+ win->height = var->yres - win->y;
+ /* The out sizes should be cropped to the LCD size */
+ if (win->out_x + win->out_width > fbdev->panel->x_res)
+ win->out_width = fbdev->panel->x_res - win->out_x;
+ if (win->out_y + win->out_height > fbdev->panel->y_res)
+ win->out_height = fbdev->panel->y_res - win->out_y;
+ if (!win->width || !win->height || !win->out_width || !win->out_height)
+ return 0;
+
+ return fbdev->ctrl->update_window(fbi, win, callback, callback_data);
+}
+EXPORT_SYMBOL(omapfb_update_window_async);
+
+static int omapfb_update_win(struct fb_info *fbi,
+ struct omapfb_update_window *win)
+{
+ struct omapfb_plane_struct *plane = fbi->par;
+ int ret;
+
+ omapfb_rqueue_lock(plane->fbdev);
+ ret = omapfb_update_window_async(fbi, win, NULL, 0);
+ omapfb_rqueue_unlock(plane->fbdev);
+
+ return ret;
+}
+
+static int omapfb_update_full_screen(struct fb_info *fbi)
+{
+ struct omapfb_plane_struct *plane = fbi->par;
+ struct omapfb_device *fbdev = plane->fbdev;
+ struct omapfb_update_window win;
+ int r;
+
+ if (!fbdev->ctrl->update_window ||
+ fbdev->ctrl->get_update_mode() != OMAPFB_MANUAL_UPDATE)
+ return -ENODEV;
+
+ win.x = 0;
+ win.y = 0;
+ win.width = fbi->var.xres;
+ win.height = fbi->var.yres;
+ win.out_x = 0;
+ win.out_y = 0;
+ win.out_width = fbi->var.xres;
+ win.out_height = fbi->var.yres;
+ win.format = 0;
- if (cpu_is_omap1510())
+ omapfb_rqueue_lock(fbdev);
+ r = fbdev->ctrl->update_window(fbi, &win, NULL, 0);
+ omapfb_rqueue_unlock(fbdev);
+
+ return r;
+}
+
+static int omapfb_setup_plane(struct fb_info *fbi, struct omapfb_plane_info *pi)
+{
+ struct omapfb_plane_struct *plane = fbi->par;
+ struct omapfb_device *fbdev = plane->fbdev;
+ struct lcd_panel *panel = fbdev->panel;
+ struct omapfb_plane_info old_info;
+ int r = 0;
+
+ if (pi->pos_x + pi->out_width > panel->x_res ||
+ pi->pos_y + pi->out_height > panel->y_res)
+ return -EINVAL;
+
+ omapfb_rqueue_lock(fbdev);
+ if (pi->enabled && !fbdev->mem_desc.region[plane->idx].size) {
+ /*
+ * This plane's memory was freed, can't enable it
+ * until it's reallocated.
+ */
r = -EINVAL;
- else if (xscale != fbdev->xscale || yscale != fbdev->yscale) {
- if (fbi->var.xres * xscale > fbi->var.xres_virtual ||
- fbi->var.yres * yscale > fbi->var.yres_virtual)
- r = -EINVAL;
- else {
- fbdev->xscale = xscale;
- fbdev->yscale = yscale;
- ctrl_change_mode(fbdev);
+ goto out;
+ }
+ old_info = plane->info;
+ plane->info = *pi;
+ if (pi->enabled) {
+ r = ctrl_change_mode(fbi);
+ if (r < 0) {
+ plane->info = old_info;
+ goto out;
}
}
+ r = fbdev->ctrl->enable_plane(plane->idx, pi->enabled);
+ if (r < 0) {
+ plane->info = old_info;
+ goto out;
+ }
+out:
+ omapfb_rqueue_unlock(fbdev);
+ return r;
+}
+
+static int omapfb_query_plane(struct fb_info *fbi, struct omapfb_plane_info *pi)
+{
+ struct omapfb_plane_struct *plane = fbi->par;
+
+ *pi = plane->info;
+ return 0;
+}
+
+static int omapfb_setup_mem(struct fb_info *fbi, struct omapfb_mem_info *mi)
+{
+ struct omapfb_plane_struct *plane = fbi->par;
+ struct omapfb_device *fbdev = plane->fbdev;
+ struct omapfb_mem_region *rg = &fbdev->mem_desc.region[plane->idx];
+ size_t size;
+ int r = 0;
+
+ if (fbdev->ctrl->setup_mem == NULL)
+ return -ENODEV;
+ if (mi->type > OMAPFB_MEMTYPE_MAX)
+ return -EINVAL;
+
+ size = PAGE_ALIGN(mi->size);
+ omapfb_rqueue_lock(fbdev);
+ if (plane->info.enabled) {
+ r = -EBUSY;
+ goto out;
+ }
+ if (rg->size != size || rg->type != mi->type) {
+ struct fb_var_screeninfo *new_var = &fbdev->new_var;
+ unsigned long old_size = rg->size;
+ u8 old_type = rg->type;
+ unsigned long paddr;
+
+ rg->size = size;
+ rg->type = mi->type;
+ /*
+ * size == 0 is a special case, for which we
+ * don't check / adjust the screen parameters.
+ * This isn't a problem since the plane can't
+ * be reenabled unless its size is > 0.
+ */
+ if (old_size != size && size) {
+ if (size) {
+ memcpy(new_var, &fbi->var, sizeof(*new_var));
+ r = set_fb_var(fbi, new_var);
+ if (r < 0)
+ goto out;
+ }
+ }
+
+ if (fbdev->ctrl->sync)
+ fbdev->ctrl->sync();
+ r = fbdev->ctrl->setup_mem(plane->idx, size, mi->type, &paddr);
+ if (r < 0) {
+ /* Revert changes. */
+ rg->size = old_size;
+ rg->type = old_type;
+ goto out;
+ }
+ rg->paddr = paddr;
+
+ if (old_size != size) {
+ if (size) {
+ memcpy(&fbi->var, new_var, sizeof(fbi->var));
+ set_fb_fix(fbi);
+ } else {
+ /*
+ * Set these explicitly to indicate that the
+ * plane memory is dealloce'd, the other
+ * screen parameters in var / fix are invalid.
+ */
+ fbi->fix.smem_start = 0;
+ fbi->fix.smem_len = 0;
+ }
+ }
+ }
+out:
+ omapfb_rqueue_unlock(fbdev);
- DBGLEAVE(1);
return r;
}
-/* Check values in var, try to adjust them in case of out of bound values if
- * possible, or return error.
- */
-static int omapfb_check_var(struct fb_var_screeninfo *var, struct fb_info *fbi)
+static int omapfb_query_mem(struct fb_info *fbi, struct omapfb_mem_info *mi)
+{
+ struct omapfb_plane_struct *plane = fbi->par;
+ struct omapfb_device *fbdev = plane->fbdev;
+ struct omapfb_mem_region *rg;
+
+ rg = &fbdev->mem_desc.region[plane->idx];
+ memset(mi, 0, sizeof(*mi));
+ mi->size = rg->size;
+ mi->type = rg->type;
+
+ return 0;
+}
+
+static int omapfb_set_color_key(struct omapfb_device *fbdev,
+ struct omapfb_color_key *ck)
{
- struct omapfb_device *fbdev = (struct omapfb_device *)fbi->par;
int r;
- DBGENTER(1);
+ if (!fbdev->ctrl->set_color_key)
+ return -ENODEV;
- r = set_fb_var(fbdev, var);
+ omapfb_rqueue_lock(fbdev);
+ r = fbdev->ctrl->set_color_key(ck);
+ omapfb_rqueue_unlock(fbdev);
- DBGLEAVE(1);
return r;
}
-
-/* Switch to a new mode. The parameters for it has been check already by
- * omapfb_check_var.
- */
-static int omapfb_set_par(struct fb_info *fbi)
+
+static int omapfb_get_color_key(struct omapfb_device *fbdev,
+ struct omapfb_color_key *ck)
{
- struct omapfb_device *fbdev = (struct omapfb_device *)fbi->par;
+ int r;
- DBGENTER(1);
+ if (!fbdev->ctrl->get_color_key)
+ return -ENODEV;
- set_fb_fix(fbdev);
- ctrl_change_mode(fbdev);
+ omapfb_rqueue_lock(fbdev);
+ r = fbdev->ctrl->get_color_key(ck);
+ omapfb_rqueue_unlock(fbdev);
- DBGLEAVE(1);
- return 0;
+ return r;
}
-/* Frame flipping support. Assign the primary or the secondary frame to the
- * visible frame, as well as the source and destination frames for graphics
- * operations like rectangle fill and area copy. Flipping is only possible
- * if we have enough video memory for the secondary frame.
- */
-static int omapfb_select_vis_frame(struct fb_info *fbi, unsigned int vis_idx)
+static struct blocking_notifier_head omapfb_client_list[OMAPFB_PLANE_NUM];
+static int notifier_inited;
+
+static void omapfb_init_notifier(void)
{
- struct omapfb_device *fbdev = (struct omapfb_device *)fbi->par;
+ int i;
- if (vis_idx > 1 || (vis_idx == 1 && !fbdev->frame1_org))
- return -EINVAL;
- fbdev->vis_frame_org = vis_idx ? fbdev->frame1_org : fbdev->frame0_org;
- ctrl_change_mode(fbdev);
- return 0;
+ for (i = 0; i < OMAPFB_PLANE_NUM; i++)
+ BLOCKING_INIT_NOTIFIER_HEAD(&omapfb_client_list[i]);
}
-static int omapfb_select_src_frame(struct fb_info *fbi, unsigned int src_idx)
+int omapfb_register_client(struct omapfb_notifier_block *omapfb_nb,
+ omapfb_notifier_callback_t callback,
+ void *callback_data)
{
- struct omapfb_device *fbdev = (struct omapfb_device *)fbi->par;
+ int r;
- if (src_idx > 1 || (src_idx == 1 && !fbdev->frame1_org))
+ if ((unsigned)omapfb_nb->plane_idx > OMAPFB_PLANE_NUM)
return -EINVAL;
- fbdev->src_frame_org = src_idx ? fbdev->frame1_org : fbdev->frame0_org;
- return 0;
-}
-static int omapfb_select_dst_frame(struct fb_info *fbi, unsigned int dst_idx)
-{
- struct omapfb_device *fbdev = (struct omapfb_device *)fbi->par;
+ if (!notifier_inited) {
+ omapfb_init_notifier();
+ notifier_inited = 1;
+ }
+
+ omapfb_nb->nb.notifier_call = (int (*)(struct notifier_block *,
+ unsigned long, void *))callback;
+ omapfb_nb->data = callback_data;
+ r = blocking_notifier_chain_register(
+ &omapfb_client_list[omapfb_nb->plane_idx],
+ &omapfb_nb->nb);
+ if (r)
+ return r;
+ if (omapfb_dev != NULL &&
+ omapfb_dev->ctrl && omapfb_dev->ctrl->bind_client) {
+ omapfb_dev->ctrl->bind_client(omapfb_nb);
+ }
- if (dst_idx > 1 || (dst_idx == 1 && !fbdev->frame1_org))
- return -EINVAL;
- fbdev->dst_frame_org = dst_idx ? fbdev->frame1_org : fbdev->frame0_org;
- DBGPRINT(1, "dst_frame_org=%#010x\n", fbdev->dst_frame_org);
return 0;
}
+EXPORT_SYMBOL(omapfb_register_client);
-/* Get the address of the primary and secondary frames */
-static int omapfb_get_frame_offset(struct fb_info *fbi,
- struct fb_frame_offset *fb_offset)
+int omapfb_unregister_client(struct omapfb_notifier_block *omapfb_nb)
{
- struct omapfb_device *fbdev = (struct omapfb_device *)fbi->par;
-
- if (fb_offset->idx > 1)
- return -EINVAL;
- if (fb_offset->idx == 1 && !fbdev->frame1_org)
- return -EINVAL;
- fb_offset->offset = fb_offset->idx ? fbdev->frame1_org :
- fbdev->frame0_org;
- return 0;
+ return blocking_notifier_chain_unregister(
+ &omapfb_client_list[omapfb_nb->plane_idx], &omapfb_nb->nb);
}
+EXPORT_SYMBOL(omapfb_unregister_client);
-static int omapfb_update_window(void *data)
+void omapfb_notify_clients(struct omapfb_device *fbdev, unsigned long event)
{
- struct omapfb_update_window_params *par = data;
- struct omapfb_device *fbdev = (struct omapfb_device *)par->fbi->par;
+ int i;
- gfxdma_sync(&fbdev->gfx);
- if (fbdev->ctrl->update_window(fbdev, &par->win))
- return OMAPFB_UPDATE_FAILED;
- else
- return 0;
+ if (!notifier_inited)
+ /* no client registered yet */
+ return;
+
+ for (i = 0; i < OMAPFB_PLANE_NUM; i++)
+ blocking_notifier_call_chain(&omapfb_client_list[i], event,
+ fbdev->fb_info[i]);
}
+EXPORT_SYMBOL(omapfb_notify_clients);
-static int omapfb_schedule_update_window(struct fb_info *fbi,
- struct fb_update_window *win)
+static int omapfb_set_update_mode(struct omapfb_device *fbdev,
+ enum omapfb_update_mode mode)
{
- struct omapfb_device *fbdev = (struct omapfb_device *)fbi->par;
- struct omapfb_request *req;
+ int r;
- if (!fbdev->ctrl->update_window ||
- win->x >= fbi->var.xres || win->y >= fbi->var.yres)
- return -EINVAL;
- if (win->x + win->width >= fbi->var.xres)
- win->width = fbi->var.xres - win->x;
- if (win->y + win->height >= fbi->var.yres)
- win->height = fbi->var.yres - win->y;
- if (!win->width || !win->height)
- return 0;
- if ((req = omapfb_rqueue_alloc_req(&fbdev->rqueue)) == NULL)
- return -ENOMEM;
- req->function = omapfb_update_window;
- req->par.update_window.fbi = fbi;
- req->par.update_window.win = *win;
- omapfb_rqueue_schedule_req(&fbdev->rqueue, req);
- return fbdev->rqueue.status ? OMAPFB_GFX_STATUS_CHANGED : 0;
+ omapfb_rqueue_lock(fbdev);
+ r = fbdev->ctrl->set_update_mode(mode);
+ omapfb_rqueue_unlock(fbdev);
+
+ return r;
}
-static int omapfb_schedule_full_update(struct fb_info *fbi)
+static enum omapfb_update_mode omapfb_get_update_mode(struct omapfb_device *fbdev)
{
- struct fb_update_window win;
+ int r;
- win.x = 0;
- win.y = 0;
- win.width = fbi->var.xres;
- win.height = fbi->var.yres;
- return omapfb_schedule_update_window(fbi, &win);
+ omapfb_rqueue_lock(fbdev);
+ r = fbdev->ctrl->get_update_mode();
+ omapfb_rqueue_unlock(fbdev);
+
+ return r;
}
-static unsigned long omapfb_get_caps(struct fb_info *fbi)
+static void omapfb_get_caps(struct omapfb_device *fbdev, int plane,
+ struct omapfb_caps *caps)
{
- struct omapfb_device *fbdev = (struct omapfb_device *)fbi->par;
- unsigned long caps;
-
- caps = 0;
- caps |= fbdev->panel->get_caps(fbdev->panel);
- caps |= fbdev->ctrl->get_caps(fbdev);
- return caps;
+ memset(caps, 0, sizeof(*caps));
+ fbdev->ctrl->get_caps(plane, caps);
+ caps->ctrl |= fbdev->panel->get_caps(fbdev->panel);
}
-static int omapfb_set_update_mode(struct omapfb_device *fbdev,
- enum fb_update_mode new_mode);
+/* For lcd testing */
+void omapfb_write_first_pixel(struct omapfb_device *fbdev, u16 pixval)
+{
+ omapfb_rqueue_lock(fbdev);
+ *(u16 *)fbdev->mem_desc.region[0].vaddr = pixval;
+ if (fbdev->ctrl->get_update_mode() == OMAPFB_MANUAL_UPDATE) {
+ struct omapfb_update_window win;
-static enum fb_update_mode omapfb_get_update_mode(struct omapfb_device *fbdev);
+ memset(&win, 0, sizeof(win));
+ win.width = 2;
+ win.height = 2;
+ win.out_width = 2;
+ win.out_height = 2;
+ fbdev->ctrl->update_window(fbdev->fb_info[0], &win, NULL, 0);
+ }
+ omapfb_rqueue_unlock(fbdev);
+}
+EXPORT_SYMBOL(omapfb_write_first_pixel);
-/* Ioctl interface. Part of the kernel mode frame buffer API is duplicated
- * here to be accessible by user mode code. In addition transparent copy
- * graphics transformations, frame flipping support is provided through this
- * interface.
+/*
+ * Ioctl interface. Part of the kernel mode frame buffer API is duplicated
+ * here to be accessible by user mode code.
*/
-static int omapfb_ioctl(struct inode *inode, struct file *file,
- unsigned int cmd, unsigned long arg,
- struct fb_info *fbi)
+static int omapfb_ioctl(struct fb_info *fbi, unsigned int cmd,
+ unsigned long arg)
{
- struct omapfb_device *fbdev = (struct omapfb_device *)fbi->par;
+ struct omapfb_plane_struct *plane = fbi->par;
+ struct omapfb_device *fbdev = plane->fbdev;
struct fb_ops *ops = fbi->fbops;
union {
- struct fb_fillrect rect;
- struct fb_copyarea_ext area;
- struct fb_image image;
- struct fb_scale scale;
- struct fb_frame_offset frame_offset;
- struct fb_update_window update_window;
- unsigned int frame_idx;
+ struct omapfb_update_window update_window;
+ struct omapfb_plane_info plane_info;
+ struct omapfb_mem_info mem_info;
+ struct omapfb_color_key color_key;
+ enum omapfb_update_mode update_mode;
+ struct omapfb_caps caps;
unsigned int mirror;
- enum fb_update_mode update_mode;
- unsigned long caps;
- unsigned long rqueue_status;
+ int plane_out;
+ int enable_plane;
} p;
- int r = 0;
-
- DBGENTER(2);
+ int r = 0;
BUG_ON(!ops);
- DBGPRINT(2, "cmd=%010x\n", cmd);
switch (cmd)
{
- case OMAPFB_FILLRECT:
- if (copy_from_user(&p.rect, (void __user *)arg, sizeof(p.rect)))
+ case OMAPFB_MIRROR:
+ if (get_user(p.mirror, (int __user *)arg))
r = -EFAULT;
else
- r = omapfb_schedule_fillrect(fbi, &p.rect);
+ omapfb_mirror(fbi, p.mirror);
break;
- case OMAPFB_COPYAREA:
- if (copy_from_user(&p.area, (void __user *)arg, sizeof(p.area)))
- r = -EFAULT;
- else
- r = omapfb_schedule_copyarea(fbi, &p.area);
+ case OMAPFB_SYNC_GFX:
+ omapfb_sync(fbi);
break;
- case OMAPFB_IMAGEBLIT:
- if (copy_from_user(&p.image, (void __user *)arg,
- sizeof(p.image)))
- r = -EFAULT;
- else
- r = omapfb_schedule_imageblit(fbi, &p.image, 0);
+ case OMAPFB_VSYNC:
break;
- case OMAPFB_TRANSPARENT_BLIT:
- if (copy_from_user(&p.image, (void __user *)arg,
- sizeof(p.image)))
+ case OMAPFB_SET_UPDATE_MODE:
+ if (get_user(p.update_mode, (int __user *)arg))
r = -EFAULT;
else
- r = omapfb_schedule_imageblit(fbi, &p.image,
- COPY_MODE_TRANSPARENT);
+ r = omapfb_set_update_mode(fbdev, p.update_mode);
break;
- case OMAPFB_MIRROR:
- if (get_user(p.mirror, (int __user *)arg))
+ case OMAPFB_GET_UPDATE_MODE:
+ p.update_mode = omapfb_get_update_mode(fbdev);
+ if (put_user(p.update_mode,
+ (enum omapfb_update_mode __user *)arg))
r = -EFAULT;
- else
- omapfb_mirror(fbi, p.mirror);
break;
- case OMAPFB_SCALE:
- if (copy_from_user(&p.scale, (void __user *)arg,
- sizeof(p.scale)))
+ case OMAPFB_UPDATE_WINDOW_OLD:
+ if (copy_from_user(&p.update_window, (void __user *)arg,
+ sizeof(struct omapfb_update_window_old)))
r = -EFAULT;
- else
- r = omapfb_scale(fbi, p.scale.xscale, p.scale.yscale);
+ else {
+ struct omapfb_update_window *u = &p.update_window;
+ u->out_x = u->x;
+ u->out_y = u->y;
+ u->out_width = u->width;
+ u->out_height = u->height;
+ memset(u->reserved, 0, sizeof(u->reserved));
+ r = omapfb_update_win(fbi, u);
+ }
break;
- case OMAPFB_SELECT_VIS_FRAME:
- if (get_user(p.frame_idx, (int __user *)arg))
+ case OMAPFB_UPDATE_WINDOW:
+ if (copy_from_user(&p.update_window, (void __user *)arg,
+ sizeof(p.update_window)))
r = -EFAULT;
else
- r = omapfb_select_vis_frame(fbi, p.frame_idx);
- break;
- case OMAPFB_SELECT_SRC_FRAME:
- if (get_user(p.frame_idx, (int __user *)arg))
- r = - EFAULT;
- else
- r = omapfb_select_src_frame(fbi, p.frame_idx);
+ r = omapfb_update_win(fbi, &p.update_window);
break;
- case OMAPFB_SELECT_DST_FRAME:
- if (get_user(p.frame_idx, (int __user *)arg))
+ case OMAPFB_SETUP_PLANE:
+ if (copy_from_user(&p.plane_info, (void __user *)arg,
+ sizeof(p.plane_info)))
r = -EFAULT;
else
- r = omapfb_select_dst_frame(fbi, p.frame_idx);
+ r = omapfb_setup_plane(fbi, &p.plane_info);
break;
- case OMAPFB_GET_FRAME_OFFSET:
- if (copy_from_user(&p.frame_offset, (void __user *)arg,
- sizeof(p.frame_offset)))
+ case OMAPFB_QUERY_PLANE:
+ if ((r = omapfb_query_plane(fbi, &p.plane_info)) < 0)
+ break;
+ if (copy_to_user((void __user *)arg, &p.plane_info,
+ sizeof(p.plane_info)))
r = -EFAULT;
- else {
- r = omapfb_get_frame_offset(fbi, &p.frame_offset);
- if (copy_to_user((void __user *)arg, &p.frame_offset,
- sizeof(p.frame_offset)))
- r = -EFAULT;
- }
- break;
- case OMAPFB_SYNC_GFX:
- omapfb_rqueue_sync(&fbdev->rqueue);
- break;
- case OMAPFB_VSYNC:
- break;
- case OMAPFB_LATE_ACTIVATE:
- printk(KERN_WARNING OMAPFB_DRIVER
- ": LATE_ACTIVATE obsoleted by SET_UPDATE_MODE.\n");
-// r = -EINVAL;
break;
- case OMAPFB_SET_UPDATE_MODE:
- if (get_user(p.update_mode, (int __user *)arg))
+ case OMAPFB_SETUP_MEM:
+ if (copy_from_user(&p.mem_info, (void __user *)arg,
+ sizeof(p.mem_info)))
r = -EFAULT;
else
- r = omapfb_set_update_mode(fbdev, p.update_mode);
+ r = omapfb_setup_mem(fbi, &p.mem_info);
break;
- case OMAPFB_GET_UPDATE_MODE:
- p.update_mode = omapfb_get_update_mode(fbdev);
- if (put_user(p.update_mode, (enum fb_update_mode __user *)arg))
+ case OMAPFB_QUERY_MEM:
+ if ((r = omapfb_query_mem(fbi, &p.mem_info)) < 0)
+ break;
+ if (copy_to_user((void __user *)arg, &p.mem_info,
+ sizeof(p.mem_info)))
r = -EFAULT;
break;
- case OMAPFB_UPDATE_WINDOW:
- if (copy_from_user(&p.update_window, (void __user *)arg,
- sizeof(p.update_window)))
+ case OMAPFB_SET_COLOR_KEY:
+ if (copy_from_user(&p.color_key, (void __user *)arg,
+ sizeof(p.color_key)))
r = -EFAULT;
else
- r = omapfb_schedule_update_window(fbi, &p.update_window);
+ r = omapfb_set_color_key(fbdev, &p.color_key);
break;
- case OMAPFB_GET_CAPS:
- p.caps = omapfb_get_caps(fbi);
- if (put_user(p.caps, (unsigned long __user *)arg))
+ case OMAPFB_GET_COLOR_KEY:
+ if ((r = omapfb_get_color_key(fbdev, &p.color_key)) < 0)
+ break;
+ if (copy_to_user((void __user *)arg, &p.color_key,
+ sizeof(p.color_key)))
r = -EFAULT;
break;
- case OMAPFB_GET_GFX_STATUS:
- omapfb_rqueue_reset(&fbdev->rqueue, &p.rqueue_status);
- if (put_user(p.rqueue_status, (unsigned long *)arg))
+ case OMAPFB_GET_CAPS:
+ omapfb_get_caps(fbdev, plane->idx, &p.caps);
+ if (copy_to_user((void __user *)arg, &p.caps, sizeof(p.caps)))
r = -EFAULT;
break;
+ case OMAPFB_LCD_TEST:
+ {
+ int test_num;
+
+ if (get_user(test_num, (int __user *)arg)) {
+ r = -EFAULT;
+ break;
+ }
+ if (!fbdev->panel->run_test) {
+ r = -EINVAL;
+ break;
+ }
+ r = fbdev->panel->run_test(fbdev->panel, test_num);
+ break;
+ }
+ case OMAPFB_CTRL_TEST:
+ {
+ int test_num;
+
+ if (get_user(test_num, (int __user *)arg)) {
+ r = -EFAULT;
+ break;
+ }
+ if (!fbdev->ctrl->run_test) {
+ r = -EINVAL;
+ break;
+ }
+ r = fbdev->ctrl->run_test(test_num);
+ break;
+ }
default:
r = -EINVAL;
}
- DBGLEAVE(2);
return r;
}
-/* Callback table for the frame buffer framework. Some of these pointers
+static int omapfb_mmap(struct fb_info *info, struct vm_area_struct *vma)
+{
+ struct omapfb_plane_struct *plane = info->par;
+ struct omapfb_device *fbdev = plane->fbdev;
+ int r;
+
+ omapfb_rqueue_lock(fbdev);
+ r = fbdev->ctrl->mmap(info, vma);
+ omapfb_rqueue_unlock(fbdev);
+
+ return r;
+}
+
+/*
+ * Callback table for the frame buffer framework. Some of these pointers
* will be changed according to the current setting of fb_info->accel_flags.
*/
static struct fb_ops omapfb_ops = {
.fb_open = omapfb_open,
.fb_release = omapfb_release,
.fb_setcolreg = omapfb_setcolreg,
+ .fb_setcmap = omapfb_setcmap,
.fb_fillrect = cfb_fillrect,
.fb_copyarea = cfb_copyarea,
.fb_imageblit = cfb_imageblit,
- .fb_cursor = soft_cursor,
.fb_blank = omapfb_blank,
.fb_ioctl = omapfb_ioctl,
.fb_check_var = omapfb_check_var,
/*
* ---------------------------------------------------------------------------
- * Sysfs interface
+ * Sysfs interface
* ---------------------------------------------------------------------------
*/
/* omapfbX sysfs entries */
-static ssize_t omapfb_show_caps_num(struct device *dev, char *buf)
+static ssize_t omapfb_show_caps_num(struct device *dev,
+ struct device_attribute *attr, char *buf)
{
struct omapfb_device *fbdev = (struct omapfb_device *)dev->driver_data;
-
- return snprintf(buf, PAGE_SIZE, "%#010lx\n",
- omapfb_get_caps(fbdev->fb_info));
+ int plane;
+ size_t size;
+ struct omapfb_caps caps;
+
+ plane = 0;
+ size = 0;
+ while (size < PAGE_SIZE && plane < OMAPFB_PLANE_NUM) {
+ omapfb_get_caps(fbdev, plane, &caps);
+ size += snprintf(&buf[size], PAGE_SIZE - size,
+ "plane#%d %#010x %#010x %#010x\n",
+ plane, caps.ctrl, caps.plane_color, caps.wnd_color);
+ plane++;
+ }
+ return size;
}
-static ssize_t omapfb_show_caps_text(struct device *dev, char *buf)
+static ssize_t omapfb_show_caps_text(struct device *dev,
+ struct device_attribute *attr, char *buf)
{
struct omapfb_device *fbdev = (struct omapfb_device *)dev->driver_data;
- int pos = 0;
int i;
- unsigned long caps;
-
- caps = omapfb_get_caps(fbdev->fb_info);
- for (i = 0; i < ARRAY_SIZE(omapfb_caps_table) && pos < PAGE_SIZE; i++) {
- if (omapfb_caps_table[i].flag & caps) {
- pos += snprintf(&buf[pos], PAGE_SIZE - pos, "%s\n",
- omapfb_caps_table[i].name);
+ struct omapfb_caps caps;
+ int plane;
+ size_t size;
+
+ plane = 0;
+ size = 0;
+ while (size < PAGE_SIZE && plane < OMAPFB_PLANE_NUM) {
+ omapfb_get_caps(fbdev, plane, &caps);
+ size += snprintf(&buf[size], PAGE_SIZE - size,
+ "plane#%d:\n", plane);
+ for (i = 0; i < ARRAY_SIZE(ctrl_caps) &&
+ size < PAGE_SIZE; i++) {
+ if (ctrl_caps[i].flag & caps.ctrl)
+ size += snprintf(&buf[size], PAGE_SIZE - size,
+ " %s\n", ctrl_caps[i].name);
+ }
+ size += snprintf(&buf[size], PAGE_SIZE - size,
+ " plane colors:\n");
+ for (i = 0; i < ARRAY_SIZE(color_caps) &&
+ size < PAGE_SIZE; i++) {
+ if (color_caps[i].flag & caps.plane_color)
+ size += snprintf(&buf[size], PAGE_SIZE - size,
+ " %s\n", color_caps[i].name);
}
+ size += snprintf(&buf[size], PAGE_SIZE - size,
+ " window colors:\n");
+ for (i = 0; i < ARRAY_SIZE(color_caps) &&
+ size < PAGE_SIZE; i++) {
+ if (color_caps[i].flag & caps.wnd_color)
+ size += snprintf(&buf[size], PAGE_SIZE - size,
+ " %s\n", color_caps[i].name);
+ }
+
+ plane++;
}
- return min((int)PAGE_SIZE, pos);
+ return size;
}
static DEVICE_ATTR(caps_num, 0444, omapfb_show_caps_num, NULL);
static DEVICE_ATTR(caps_text, 0444, omapfb_show_caps_text, NULL);
/* panel sysfs entries */
-static ssize_t omapfb_show_panel_name(struct device *dev, char *buf)
+static ssize_t omapfb_show_panel_name(struct device *dev,
+ struct device_attribute *attr, char *buf)
{
struct omapfb_device *fbdev = (struct omapfb_device *)dev->driver_data;
return snprintf(buf, PAGE_SIZE, "%s\n", fbdev->panel->name);
}
-static ssize_t omapfb_show_bklight_level(struct device *dev, char *buf)
+static ssize_t omapfb_show_bklight_level(struct device *dev,
+ struct device_attribute *attr,
+ char *buf)
{
struct omapfb_device *fbdev = (struct omapfb_device *)dev->driver_data;
int r;
return r;
}
-static ssize_t omapfb_store_bklight_level(struct device *dev, const char *buf,
- size_t size)
+static ssize_t omapfb_store_bklight_level(struct device *dev,
+ struct device_attribute *attr,
+ const char *buf, size_t size)
{
struct omapfb_device *fbdev = (struct omapfb_device *)dev->driver_data;
int r;
unsigned int level;
if (sscanf(buf, "%10d", &level) == 1) {
- r = fbdev->panel->set_bklight_level(fbdev->panel,
- level);
+ r = fbdev->panel->set_bklight_level(fbdev->panel, level);
} else
r = -EINVAL;
} else
return r ? r : size;
}
-static ssize_t omapfb_show_bklight_max(struct device *dev, char *buf)
+static ssize_t omapfb_show_bklight_max(struct device *dev,
+ struct device_attribute *attr, char *buf)
{
struct omapfb_device *fbdev = (struct omapfb_device *)dev->driver_data;
int r;
};
/* ctrl sysfs entries */
-static ssize_t omapfb_show_ctrl_name(struct device *dev, char *buf)
+static ssize_t omapfb_show_ctrl_name(struct device *dev,
+ struct device_attribute *attr, char *buf)
{
struct omapfb_device *fbdev = (struct omapfb_device *)dev->driver_data;
if ((r = device_create_file(fbdev->dev, &dev_attr_caps_num)))
goto fail0;
-
+
if ((r = device_create_file(fbdev->dev, &dev_attr_caps_text)))
goto fail1;
fail1:
device_remove_file(fbdev->dev, &dev_attr_caps_num);
fail0:
- PRNERR("unable to register sysfs interface\n");
+ dev_err(fbdev->dev, "unable to register sysfs interface\n");
return r;
}
/* Initialize system fb_info object and set the default video mode.
* The frame buffer memory already allocated by lcddma_init
*/
-static int fbinfo_init(struct omapfb_device *fbdev)
+static int fbinfo_init(struct omapfb_device *fbdev, struct fb_info *info)
{
- struct fb_info *info = fbdev->fb_info;
struct fb_var_screeninfo *var = &info->var;
+ struct fb_fix_screeninfo *fix = &info->fix;
int r = 0;
- DBGENTER(1);
-
- BUG_ON(!fbdev->lcddma_base);
info->fbops = &omapfb_ops;
info->flags = FBINFO_FLAG_DEFAULT;
- info->screen_base = (char __iomem *) fbdev->lcddma_base
- + fbdev->frame0_org;
+
+ strncpy(fix->id, MODULE_NAME, sizeof(fix->id));
+
info->pseudo_palette = fbdev->pseudo_palette;
var->accel_flags = def_accel ? FB_ACCELF_TEXT : 0;
+ var->xres = def_vxres;
+ var->yres = def_vyres;
var->xres_virtual = def_vxres;
var->yres_virtual = def_vyres;
var->rotate = def_rotate;
+ var->bits_per_pixel = fbdev->panel->bpp;
- fbdev->mirror = def_mirror;
-
- set_fb_var(fbdev, var);
- set_fb_fix(fbdev);
+ set_fb_var(info, var);
+ set_fb_fix(info);
r = fb_alloc_cmap(&info->cmap, 16, 0);
if (r != 0)
- PRNERR("unable to allocate color map memory\n");
+ dev_err(fbdev->dev, "unable to allocate color map memory\n");
- DBGLEAVE(1);
return r;
}
/* Release the fb_info object */
-static void fbinfo_cleanup(struct omapfb_device *fbdev)
+static void fbinfo_cleanup(struct omapfb_device *fbdev, struct fb_info *fbi)
+{
+ fb_dealloc_cmap(&fbi->cmap);
+}
+
+static void planes_cleanup(struct omapfb_device *fbdev)
{
- DBGENTER(1);
+ int i;
+
+ for (i = 0; i < fbdev->mem_desc.region_cnt; i++) {
+ if (fbdev->fb_info[i] == NULL)
+ break;
+ fbinfo_cleanup(fbdev, fbdev->fb_info[i]);
+ framebuffer_release(fbdev->fb_info[i]);
+ }
+}
- fb_dealloc_cmap(&fbdev->fb_info->cmap);
+static int planes_init(struct omapfb_device *fbdev)
+{
+ struct fb_info *fbi;
+ int i;
+ int r;
- DBGLEAVE(1);
+ for (i = 0; i < fbdev->mem_desc.region_cnt; i++) {
+ struct omapfb_plane_struct *plane;
+ fbi = framebuffer_alloc(sizeof(struct omapfb_plane_struct),
+ fbdev->dev);
+ if (fbi == NULL) {
+ dev_err(fbdev->dev,
+ "unable to allocate memory for plane info\n");
+ planes_cleanup(fbdev);
+ return -ENOMEM;
+ }
+ plane = fbi->par;
+ plane->idx = i;
+ plane->fbdev = fbdev;
+ plane->info.mirror = def_mirror;
+ fbdev->fb_info[i] = fbi;
+
+ if ((r = fbinfo_init(fbdev, fbi)) < 0) {
+ framebuffer_release(fbi);
+ planes_cleanup(fbdev);
+ return r;
+ }
+ plane->info.out_width = fbi->var.xres;
+ plane->info.out_height = fbi->var.yres;
+ }
+ return 0;
}
-/* Free driver resources. Can be called to rollback an aborted initialization
+/*
+ * Free driver resources. Can be called to rollback an aborted initialization
* sequence.
*/
static void omapfb_free_resources(struct omapfb_device *fbdev, int state)
{
+ int i;
+
switch (state) {
case OMAPFB_ACTIVE:
- unregister_framebuffer(fbdev->fb_info);
- case 8:
- omapfb_unregister_sysfs(fbdev);
+ for (i = 0; i < fbdev->mem_desc.region_cnt; i++)
+ unregister_framebuffer(fbdev->fb_info[i]);
case 7:
- omapfb_set_update_mode(fbdev, FB_UPDATE_DISABLED);
+ omapfb_unregister_sysfs(fbdev);
case 6:
fbdev->panel->disable(fbdev->panel);
case 5:
- gfxdma_cleanup(&fbdev->gfx);
+ omapfb_set_update_mode(fbdev, OMAPFB_UPDATE_DISABLED);
case 4:
- fbinfo_cleanup(fbdev);
+ planes_cleanup(fbdev);
case 3:
ctrl_cleanup(fbdev);
case 2:
fbdev->panel->cleanup(fbdev->panel);
case 1:
- omapfb_rqueue_cleanup(&fbdev->rqueue);
dev_set_drvdata(fbdev->dev, NULL);
- framebuffer_release(fbdev->fb_info);
+ kfree(fbdev);
case 0:
/* nothing to free */
break;
}
}
-static int omapfb_find_panel(struct omapfb_device *fbdev)
-{
- const struct omap_lcd_config *cfg;
- char name[17];
- int i;
-
- fbdev->panel = NULL;
- cfg = omap_get_config(OMAP_TAG_LCD, struct omap_lcd_config);
- if (cfg == NULL) {
- const char *def_name = NULL;
-
- if (machine_is_omap_h2())
- def_name = "h2";
- if (machine_is_omap_h3())
- def_name = "h3";
- if (machine_is_omap_perseus2())
- def_name = "p2";
- if (machine_is_omap_osk())
- def_name = "osk";
- if (machine_is_omap_innovator() && cpu_is_omap1610())
- def_name = "inn1610";
- if (machine_is_omap_innovator() && cpu_is_omap1510())
- def_name = "inn1510";
- if (def_name == NULL)
- return -1;
- strncpy(name, def_name, sizeof(name) - 1);
- } else
- strncpy(name, cfg->panel_name, sizeof(name) - 1);
- name[sizeof(name) - 1] = 0;
- for (i = 0; i < ARRAY_SIZE(panels); i++) {
- if (strcmp(panels[i]->name, name) == 0) {
- fbdev->panel = panels[i];
- break;
- }
- }
- if (fbdev->panel == NULL)
- return -1;
- return 0;
-}
-
static int omapfb_find_ctrl(struct omapfb_device *fbdev)
{
- const struct omap_lcd_config *cfg;
+ struct omapfb_platform_data *conf;
char name[17];
int i;
+ conf = fbdev->dev->platform_data;
+
fbdev->ctrl = NULL;
- cfg = omap_get_config(OMAP_TAG_LCD, struct omap_lcd_config);
- if (cfg == NULL) {
- strcpy(name, "internal");
- } else
- strncpy(name, cfg->ctrl_name, sizeof(name) - 1);
- name[sizeof(name) - 1] = 0;
+
+ strncpy(name, conf->lcd.ctrl_name, sizeof(name) - 1);
+ name[sizeof(name) - 1] = '\0';
+
+ if (strcmp(name, "internal") == 0) {
+ fbdev->ctrl = fbdev->int_ctrl;
+ return 0;
+ }
+
for (i = 0; i < ARRAY_SIZE(ctrls); i++) {
+ dev_dbg(fbdev->dev, "ctrl %s\n", ctrls[i]->name);
if (strcmp(ctrls[i]->name, name) == 0) {
fbdev->ctrl = ctrls[i];
break;
}
}
- if (fbdev->ctrl == NULL)
+
+ if (fbdev->ctrl == NULL) {
+ dev_dbg(fbdev->dev, "ctrl %s not supported\n", name);
return -1;
+ }
+
return 0;
}
static void check_required_callbacks(struct omapfb_device *fbdev)
{
-#define _C(x) (fbdev->ctrl->x)
-#define _P(x) (fbdev->panel->x)
+#define _C(x) (fbdev->ctrl->x != NULL)
+#define _P(x) (fbdev->panel->x != NULL)
+ BUG_ON(fbdev->ctrl == NULL || fbdev->panel == NULL);
BUG_ON(!(_C(init) && _C(cleanup) && _C(get_caps) &&
- _C(get_mem_layout) && _C(set_update_mode) && _C(change_mode) &&
+ _C(set_update_mode) && _C(setup_plane) && _C(enable_plane) &&
_P(init) && _P(cleanup) && _P(enable) && _P(disable) &&
_P(get_caps)));
#undef _P
#undef _C
}
-static int omapfb_set_update_mode(struct omapfb_device *fbdev,
- enum fb_update_mode mode)
-{
- return fbdev->ctrl->set_update_mode(fbdev, mode);
-}
-
-static enum fb_update_mode omapfb_get_update_mode(struct omapfb_device *fbdev)
-{
- return fbdev->ctrl->get_update_mode(fbdev);
-}
-
-/* Called by LDM binding to probe and attach a new device.
+/*
+ * Called by LDM binding to probe and attach a new device.
* Initialization sequence:
- * 1. allocate system fb_info structure
- * select panel type according to machine type
- * 2. init LCD panel
+ * 1. allocate system omapfb_device structure
+ * 2. select controller type according to platform configuration
+ * init LCD panel
* 3. init LCD controller and LCD DMA
- * 4. init system fb_info structure
- * 5. init gfx DMA
+ * 4. init system fb_info structure for all planes
+ * 5. setup video mode for first plane and enable it
* 6. enable LCD panel
- * start LCD frame transfer
- * 7. register system fb_info structure
+ * 7. register sysfs attributes
+ * OMAPFB_ACTIVE: register system fb_info structure for all planes
*/
-static int omapfb_probe(struct device *dev)
+static int omapfb_do_probe(struct platform_device *pdev, struct lcd_panel *panel)
{
- struct platform_device *pdev;
struct omapfb_device *fbdev = NULL;
- struct fb_info *fbi;
int init_state;
- int r = 0;
-
- DBGENTER(1);
+ unsigned long phz, hhz, vhz;
+ unsigned long vram;
+ int i;
+ int r = 0;
init_state = 0;
- pdev = to_platform_device(dev);
if (pdev->num_resources != 0) {
- PRNERR("probed for an unknown device\n");
+ dev_err(&pdev->dev, "probed for an unknown device\n");
r = -ENODEV;
goto cleanup;
}
- fbi = framebuffer_alloc(sizeof(struct omapfb_device), dev);
- if (!fbi) {
- PRNERR("unable to allocate memory for device info\n");
+ if (pdev->dev.platform_data == NULL) {
+ dev_err(&pdev->dev, "missing platform data\n");
+ r = -ENOENT;
+ goto cleanup;
+ }
+
+ fbdev = kzalloc(sizeof(struct omapfb_device), GFP_KERNEL);
+ if (fbdev == NULL) {
+ dev_err(&pdev->dev,
+ "unable to allocate memory for device info\n");
r = -ENOMEM;
goto cleanup;
}
+ init_state++;
- fbdev = (struct omapfb_device *)fbi->par;
- fbdev->fb_info = fbi;
- fbdev->dev = dev;
- dev_set_drvdata(dev, fbdev);
+ fbdev->dev = &pdev->dev;
+ fbdev->panel = panel;
+ platform_set_drvdata(pdev, fbdev);
- init_state++;
+ mutex_init(&fbdev->rqueue_mutex);
+
+#ifdef CONFIG_ARCH_OMAP1
+ fbdev->int_ctrl = &omap1_int_ctrl;
+#ifdef CONFIG_FB_OMAP_LCDC_EXTERNAL
+ fbdev->ext_if = &omap1_ext_if;
+#endif
+#else /* OMAP2 */
+ fbdev->int_ctrl = &omap2_int_ctrl;
+#ifdef CONFIG_FB_OMAP_LCDC_EXTERNAL
+ fbdev->ext_if = &omap2_ext_if;
+#endif
+#endif
if (omapfb_find_ctrl(fbdev) < 0) {
- PRNERR("LCD controller not found, board not supported\n");
- r = -ENODEV;
- goto cleanup;
- }
- if (omapfb_find_panel(fbdev) < 0) {
- PRNERR("LCD panel not found, board not supported\n");
+ dev_err(fbdev->dev,
+ "LCD controller not found, board not supported\n");
r = -ENODEV;
goto cleanup;
}
- check_required_callbacks(fbdev);
-
- printk(KERN_INFO OMAPFB_DRIVER ": configured for panel %s\n",
- fbdev->panel->name);
-
- omapfb_rqueue_init(&fbdev->rqueue);
-
- r = fbdev->panel->init(fbdev->panel);
+ r = fbdev->panel->init(fbdev->panel, fbdev);
if (r)
goto cleanup;
+
+ pr_info("omapfb: configured for panel %s\n", fbdev->panel->name);
+
+ def_vxres = def_vxres ? : fbdev->panel->x_res;
+ def_vyres = def_vyres ? : fbdev->panel->y_res;
+
init_state++;
r = ctrl_init(fbdev);
if (r)
goto cleanup;
+ if (fbdev->ctrl->mmap != NULL)
+ omapfb_ops.fb_mmap = omapfb_mmap;
init_state++;
- r = fbinfo_init(fbdev);
- if (r)
- goto cleanup;
- init_state++;
+ check_required_callbacks(fbdev);
- r = gfxdma_init(&fbdev->gfx);
+ r = planes_init(fbdev);
if (r)
goto cleanup;
init_state++;
#ifdef CONFIG_FB_OMAP_DMA_TUNE
/* Set DMA priority for EMIFF access to highest */
- omap_set_dma_priority(OMAP_DMA_PORT_EMIFF, 15);
+ if (cpu_class_is_omap1())
+ omap_set_dma_priority(0, OMAP_DMA_PORT_EMIFF, 15);
#endif
- r = fbdev->panel->enable(fbdev->panel);
+ r = ctrl_change_mode(fbdev->fb_info[0]);
+ if (r) {
+ dev_err(fbdev->dev, "mode setting failed\n");
+ goto cleanup;
+ }
+
+ /* GFX plane is enabled by default */
+ r = fbdev->ctrl->enable_plane(OMAPFB_PLANE_GFX, 1);
if (r)
goto cleanup;
+
+ omapfb_set_update_mode(fbdev, manual_update ?
+ OMAPFB_MANUAL_UPDATE : OMAPFB_AUTO_UPDATE);
init_state++;
- r = omapfb_set_update_mode(fbdev, manual_update ?
- FB_MANUAL_UPDATE : FB_AUTO_UPDATE);
+ r = fbdev->panel->enable(fbdev->panel);
if (r)
goto cleanup;
init_state++;
goto cleanup;
init_state++;
- r = register_framebuffer(fbdev->fb_info);
- if (r != 0) {
- PRNERR("register_framebuffer failed\n");
- goto cleanup;
+ vram = 0;
+ for (i = 0; i < fbdev->mem_desc.region_cnt; i++) {
+ r = register_framebuffer(fbdev->fb_info[i]);
+ if (r != 0) {
+ dev_err(fbdev->dev,
+ "registering framebuffer %d failed\n", i);
+ goto cleanup;
+ }
+ vram += fbdev->mem_desc.region[i].size;
}
fbdev->state = OMAPFB_ACTIVE;
- printk(KERN_INFO "OMAP framebuffer initialized vram=%lu\n",
- fbdev->lcddma_mem_size);
+ panel = fbdev->panel;
+ phz = panel->pixel_clock * 1000;
+ hhz = phz * 10 / (panel->hfp + panel->x_res + panel->hbp + panel->hsw);
+ vhz = hhz / (panel->vfp + panel->y_res + panel->vbp + panel->vsw);
+
+ omapfb_dev = fbdev;
+
+ pr_info("omapfb: Framebuffer initialized. Total vram %lu planes %d\n",
+ vram, fbdev->mem_desc.region_cnt);
+ pr_info("omapfb: Pixclock %lu kHz hfreq %lu.%lu kHz "
+ "vfreq %lu.%lu Hz\n",
+ phz / 1000, hhz / 10000, hhz % 10, vhz / 10, vhz % 10);
- DBGLEAVE(1);
return 0;
cleanup:
omapfb_free_resources(fbdev, init_state);
- DBGLEAVE(1);
return r;
}
+static int omapfb_probe(struct platform_device *pdev)
+{
+ BUG_ON(fbdev_pdev != NULL);
+
+ /* Delay actual initialization until the LCD is registered */
+ fbdev_pdev = pdev;
+ if (fbdev_panel != NULL)
+ omapfb_do_probe(fbdev_pdev, fbdev_panel);
+ return 0;
+}
+
+void omapfb_register_panel(struct lcd_panel *panel)
+{
+ BUG_ON(fbdev_panel != NULL);
+
+ fbdev_panel = panel;
+ if (fbdev_pdev != NULL)
+ omapfb_do_probe(fbdev_pdev, fbdev_panel);
+}
+
/* Called when the device is being detached from the driver */
-static int omapfb_remove(struct device *dev)
+static int omapfb_remove(struct platform_device *pdev)
{
- struct omapfb_device *fbdev = dev_get_drvdata(dev);
+ struct omapfb_device *fbdev = platform_get_drvdata(pdev);
enum omapfb_state saved_state = fbdev->state;
- DBGENTER(1);
/* FIXME: wait till completion of pending events */
fbdev->state = OMAPFB_DISABLED;
omapfb_free_resources(fbdev, saved_state);
- DBGLEAVE(1);
return 0;
}
/* PM suspend */
-static int omapfb_suspend(struct device *dev, pm_message_t mesg, u32 level)
+static int omapfb_suspend(struct platform_device *pdev, pm_message_t mesg)
{
- struct omapfb_device *fbdev = dev_get_drvdata(dev);
+ struct omapfb_device *fbdev = platform_get_drvdata(pdev);
- DBGENTER(1);
+ omapfb_blank(VESA_POWERDOWN, fbdev->fb_info[0]);
- if (fbdev->state == OMAPFB_ACTIVE) {
- if (fbdev->ctrl->suspend)
- fbdev->ctrl->suspend(fbdev);
- fbdev->panel->disable(fbdev->panel);
- fbdev->state = OMAPFB_SUSPENDED;
- }
-
- DBGLEAVE(1);
return 0;
}
/* PM resume */
-static int omapfb_resume(struct device *dev, u32 level)
+static int omapfb_resume(struct platform_device *pdev)
{
- struct omapfb_device *fbdev = dev_get_drvdata(dev);
-
- DBGENTER(1);
+ struct omapfb_device *fbdev = platform_get_drvdata(pdev);
- if (fbdev->state == OMAPFB_SUSPENDED) {
- fbdev->panel->enable(fbdev->panel);
- if (fbdev->ctrl->resume)
- fbdev->ctrl->resume(fbdev);
- fbdev->state = OMAPFB_ACTIVE;
- if (manual_update)
- omapfb_schedule_full_update(fbdev->fb_info);
- }
-
- DBGLEAVE(1);
+ omapfb_blank(VESA_NO_BLANKING, fbdev->fb_info[0]);
return 0;
}
-static void omapfb_release_dev(struct device *dev)
-{
- DBGENTER(1);
- DBGLEAVE(1);
-}
-
-static u64 omapfb_dmamask = ~(u32)0;
-
-static struct platform_device omapfb_device = {
- .name = OMAPFB_DEVICE,
- .id = -1,
- .dev = {
- .release = omapfb_release_dev,
- .dma_mask = &omapfb_dmamask,
- .coherent_dma_mask = 0xffffffff,
- },
- .num_resources = 0,
-};
-
-static struct device_driver omapfb_driver = {
- .name = OMAPFB_DRIVER,
- .bus = &platform_bus_type,
- .probe = omapfb_probe,
- .remove = omapfb_remove,
+static struct platform_driver omapfb_driver = {
+ .probe = omapfb_probe,
+ .remove = omapfb_remove,
.suspend = omapfb_suspend,
- .resume = omapfb_resume
+ .resume = omapfb_resume,
+ .driver = {
+ .name = MODULE_NAME,
+ .owner = THIS_MODULE,
+ },
};
#ifndef MODULE
char *this_opt = NULL;
int r = 0;
- DBGENTER(1);
+ pr_debug("omapfb: options %s\n", options);
if (!options || !*options)
- goto exit;
+ return 0;
while (!r && (this_opt = strsep(&options, ",")) != NULL) {
if (!strncmp(this_opt, "accel", 5))
def_accel = 1;
else if (!strncmp(this_opt, "vram:", 5)) {
char *suffix;
- def_vram = (simple_strtoul(this_opt + 5, &suffix, 0));
+ unsigned long vram;
+ vram = (simple_strtoul(this_opt + 5, &suffix, 0));
switch (suffix[0]) {
+ case '\0':
+ break;
case 'm':
case 'M':
- def_vram *= 1024 * 1024;
- break;
+ vram *= 1024;
+ /* Fall through */
case 'k':
case 'K':
- def_vram *= 1024;
+ vram *= 1024;
break;
default:
- PRNERR("invalid vram suffix\n");
+ pr_debug("omapfb: invalid vram suffix %c\n",
+ suffix[0]);
r = -1;
}
+ def_vram[def_vram_cnt++] = vram;
}
else if (!strncmp(this_opt, "vxres:", 6))
def_vxres = simple_strtoul(this_opt + 6, NULL, 0);
else if (!strncmp(this_opt, "manual_update", 13))
manual_update = 1;
else {
- PRNERR("invalid option\n");
+ pr_debug("omapfb: invalid option\n");
r = -1;
}
}
-exit:
- DBGLEAVE(1);
+
return r;
}
/* Register both the driver and the device */
static int __init omapfb_init(void)
{
- int r = 0;
-
- DBGENTER(1);
-
#ifndef MODULE
- {
- char *option;
-
- if (fb_get_options("omapfb", &option)) {
- r = -ENODEV;
- goto exit;
- }
- omapfb_setup(option);
- }
+ char *option;
+
+ if (fb_get_options("omapfb", &option))
+ return -ENODEV;
+ omapfb_setup(option);
#endif
- /* Register the device with LDM */
- if (platform_device_register(&omapfb_device)) {
- PRNERR("failed to register omapfb device\n");
- r = -ENODEV;
- goto exit;
- }
/* Register the driver with LDM */
- if (driver_register(&omapfb_driver)) {
- PRNERR("failed to register omapfb driver\n");
- platform_device_unregister(&omapfb_device);
- r = -ENODEV;
- goto exit;
+ if (platform_driver_register(&omapfb_driver)) {
+ pr_debug("failed to register omapfb driver\n");
+ return -ENODEV;
}
-exit:
- DBGLEAVE(1);
- return r;
+ return 0;
}
static void __exit omapfb_cleanup(void)
{
- DBGENTER(1);
-
- driver_unregister(&omapfb_driver);
- platform_device_unregister(&omapfb_device);
-
- DBGLEAVE(1);
+ platform_driver_unregister(&omapfb_driver);
}
module_param_named(accel, def_accel, uint, 0664);
-module_param_named(vram, def_vram, ulong, 0664);
+module_param_array_named(vram, def_vram, ulong, &def_vram_cnt, 0664);
module_param_named(vxres, def_vxres, long, 0664);
module_param_named(vyres, def_vyres, long, 0664);
module_param_named(rotate, def_rotate, uint, 0664);
projects / linux-2.6-omap-h63xx.git / blobdiff