pxafb: preliminary smart panel interface support

Signed-off-by: Daniel Mack <daniel@caiaq.de>
Signed-off-by: Eric Miao <eric.miao@marvell.com>
Cc: "Antonino A. Daplas" <adaplas@pol.net>
Cc: Russell King <rmk@arm.linux.org.uk>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>

1 files changed, 12 insertions, 0 deletions

diff --git a/drivers/video/pxafb.h b/drivers/video/pxafb.h
index c627b83497da..8238dc826429 100644
--- a/drivers/video/pxafb.h
+++ b/drivers/video/pxafb.h
@@ -52,9 +52,11 @@ enum {
 
 /* maximum palette size - 256 entries, each 4 bytes long */
 #define PALETTE_SIZE    (256 * 4)
+#define CMD_BUFF_SIZE   (1024 * 50)
 
 struct pxafb_dma_buff {
         unsigned char palette[PAL_MAX * PALETTE_SIZE];
+        uint16_t cmd_buff[CMD_BUFF_SIZE];
         struct pxafb_dma_descriptor pal_desc[PAL_MAX];
         struct pxafb_dma_descriptor dma_desc[DMA_MAX];
 };
@@ -84,6 +86,7 @@ struct pxafb_info {
         dma_addr_t              screen_dma;     /* physical address of frame buffer */
         u16 *                   palette_cpu;    /* virtual address of palette memory */
         u_int                   palette_size;
+        ssize_t                 video_offset;
 
         u_int                   lccr0;
         u_int                   lccr3;
@@ -97,6 +100,7 @@ struct pxafb_info {
         u_int                   reg_lccr2;
         u_int                   reg_lccr3;
         u_int                   reg_lccr4;
+        u_int                   reg_cmdcr;
 
         unsigned long   hsync_time;
 
@@ -108,6 +112,14 @@ struct pxafb_info {
 
         struct completion       disable_done;
 
+#ifdef CONFIG_FB_PXA_SMARTPANEL
+        uint16_t                *smart_cmds;
+        size_t                  n_smart_cmds;
+        struct completion       command_done;
+        struct completion       refresh_done;
+        struct task_struct      *smart_thread;
+#endif
+
 #ifdef CONFIG_CPU_FREQ
         struct notifier_block   freq_transition;
         struct notifier_block   freq_policy;