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Diffstat (limited to 'drivers/mxc/ipu/ipu_param_mem.h')
-rw-r--r--drivers/mxc/ipu/ipu_param_mem.h176
1 files changed, 176 insertions, 0 deletions
diff --git a/drivers/mxc/ipu/ipu_param_mem.h b/drivers/mxc/ipu/ipu_param_mem.h
new file mode 100644
index 000000000000..07bd03a81e3f
--- /dev/null
+++ b/drivers/mxc/ipu/ipu_param_mem.h
@@ -0,0 +1,176 @@
+/*
+ * Copyright 2005-2007 Freescale Semiconductor, Inc. All Rights Reserved.
+ */
+
+/*
+ * The code contained herein is licensed under the GNU General Public
+ * License. You may obtain a copy of the GNU General Public License
+ * Version 2 or later at the following locations:
+ *
+ * http://www.opensource.org/licenses/gpl-license.html
+ * http://www.gnu.org/copyleft/gpl.html
+ */
+#ifndef __INCLUDE_IPU_PARAM_MEM_H__
+#define __INCLUDE_IPU_PARAM_MEM_H__
+
+#include <linux/types.h>
+
+static __inline void _ipu_ch_param_set_size(uint32_t * params,
+ uint32_t pixel_fmt, uint16_t width,
+ uint16_t height, uint16_t stride,
+ uint32_t u, uint32_t v)
+{
+ uint32_t u_offset = 0;
+ uint32_t v_offset = 0;
+ memset(params, 0, 40);
+
+ params[3] =
+ (uint32_t) ((width - 1) << 12) | ((uint32_t) (height - 1) << 24);
+ params[4] = (uint32_t) (height - 1) >> 8;
+ params[7] = (uint32_t) (stride - 1) << 3;
+
+ switch (pixel_fmt) {
+ case IPU_PIX_FMT_GENERIC:
+ /*Represents 8-bit Generic data */
+ params[7] |= 3 | (7UL << (81 - 64)) | (31L << (89 - 64)); /* BPP & PFS */
+ params[8] = 2; /* SAT = use 32-bit access */
+ break;
+ case IPU_PIX_FMT_GENERIC_32:
+ /*Represents 32-bit Generic data */
+ params[7] |= (7UL << (81 - 64)) | (7L << (89 - 64)); /* BPP & PFS */
+ params[8] = 2; /* SAT = use 32-bit access */
+ break;
+ case IPU_PIX_FMT_RGB565:
+ params[7] |= 2L | (4UL << (81 - 64)) | (7L << (89 - 64)); /* BPP & PFS */
+ params[8] = 2 | /* SAT = 32-bit access */
+ (0UL << (99 - 96)) | /* Red bit offset */
+ (5UL << (104 - 96)) | /* Green bit offset */
+ (11UL << (109 - 96)) | /* Blue bit offset */
+ (16UL << (114 - 96)) | /* Alpha bit offset */
+ (4UL << (119 - 96)) | /* Red bit width - 1 */
+ (5UL << (122 - 96)) | /* Green bit width - 1 */
+ (4UL << (125 - 96)); /* Blue bit width - 1 */
+ break;
+ case IPU_PIX_FMT_BGR24: /* 24 BPP & RGB PFS */
+ params[7] |= 1 | (4UL << (81 - 64)) | (7L << (89 - 64));
+ params[8] = 2 | /* SAT = 32-bit access */
+ (8UL << (104 - 96)) | /* Green bit offset */
+ (16UL << (109 - 96)) | /* Blue bit offset */
+ (24UL << (114 - 96)) | /* Alpha bit offset */
+ (7UL << (119 - 96)) | /* Red bit width - 1 */
+ (7UL << (122 - 96)) | /* Green bit width - 1 */
+ (uint32_t) (7UL << (125 - 96)); /* Blue bit width - 1 */
+ break;
+ case IPU_PIX_FMT_RGB24: /* 24 BPP & RGB PFS */
+ params[7] |= 1 | (4UL << (81 - 64)) | (7L << (89 - 64));
+ params[8] = 2 | /* SAT = 32-bit access */
+ (16UL << (99 - 96)) | /* Red bit offset */
+ (8UL << (104 - 96)) | /* Green bit offset */
+ (0UL << (109 - 96)) | /* Blue bit offset */
+ (24UL << (114 - 96)) | /* Alpha bit offset */
+ (7UL << (119 - 96)) | /* Red bit width - 1 */
+ (7UL << (122 - 96)) | /* Green bit width - 1 */
+ (uint32_t) (7UL << (125 - 96)); /* Blue bit width - 1 */
+ break;
+ case IPU_PIX_FMT_BGRA32:
+ case IPU_PIX_FMT_BGR32:
+ /* BPP & pixel fmt */
+ params[7] |= 0 | (4UL << (81 - 64)) | (7 << (89 - 64));
+ params[8] = 2 | /* SAT = 32-bit access */
+ (8UL << (99 - 96)) | /* Red bit offset */
+ (16UL << (104 - 96)) | /* Green bit offset */
+ (24UL << (109 - 96)) | /* Blue bit offset */
+ (0UL << (114 - 96)) | /* Alpha bit offset */
+ (7UL << (119 - 96)) | /* Red bit width - 1 */
+ (7UL << (122 - 96)) | /* Green bit width - 1 */
+ (uint32_t) (7UL << (125 - 96)); /* Blue bit width - 1 */
+ params[9] = 7; /* Alpha bit width - 1 */
+ break;
+ case IPU_PIX_FMT_RGBA32:
+ case IPU_PIX_FMT_RGB32:
+ /* BPP & pixel fmt */
+ params[7] |= 0 | (4UL << (81 - 64)) | (7 << (89 - 64));
+ params[8] = 2 | /* SAT = 32-bit access */
+ (24UL << (99 - 96)) | /* Red bit offset */
+ (16UL << (104 - 96)) | /* Green bit offset */
+ (8UL << (109 - 96)) | /* Blue bit offset */
+ (0UL << (114 - 96)) | /* Alpha bit offset */
+ (7UL << (119 - 96)) | /* Red bit width - 1 */
+ (7UL << (122 - 96)) | /* Green bit width - 1 */
+ (uint32_t) (7UL << (125 - 96)); /* Blue bit width - 1 */
+ params[9] = 7; /* Alpha bit width - 1 */
+ break;
+ case IPU_PIX_FMT_ABGR32:
+ /* BPP & pixel fmt */
+ params[7] |= 0 | (4UL << (81 - 64)) | (7 << (89 - 64));
+ params[8] = 2 | /* SAT = 32-bit access */
+ (0UL << (99 - 96)) | /* Alpha bit offset */
+ (8UL << (104 - 96)) | /* Blue bit offset */
+ (16UL << (109 - 96)) | /* Green bit offset */
+ (24UL << (114 - 96)) | /* Red bit offset */
+ (7UL << (119 - 96)) | /* Alpha bit width - 1 */
+ (7UL << (122 - 96)) | /* Blue bit width - 1 */
+ (uint32_t) (7UL << (125 - 96)); /* Green bit width - 1 */
+ params[9] = 7; /* Red bit width - 1 */
+ break;
+ case IPU_PIX_FMT_UYVY:
+ /* BPP & pixel format */
+ params[7] |= 2 | (6UL << 17) | (7 << (89 - 64));
+ params[8] = 2; /* SAT = 32-bit access */
+ break;
+ case IPU_PIX_FMT_YUV420P2:
+ case IPU_PIX_FMT_YUV420P:
+ /* BPP & pixel format */
+ params[7] |= 3 | (3UL << 17) | (7 << (89 - 64));
+ params[8] = 2; /* SAT = 32-bit access */
+ u_offset = (u == 0) ? stride * height : u;
+ v_offset = (v == 0) ? u_offset + u_offset / 4 : v;
+ break;
+ case IPU_PIX_FMT_YVU422P:
+ /* BPP & pixel format */
+ params[7] |= 3 | (2UL << 17) | (7 << (89 - 64));
+ params[8] = 2; /* SAT = 32-bit access */
+ v_offset = (v == 0) ? stride * height : v;
+ u_offset = (u == 0) ? v_offset + v_offset / 2 : u;
+ break;
+ case IPU_PIX_FMT_YUV422P:
+ /* BPP & pixel format */
+ params[7] |= 3 | (2UL << 17) | (7 << (89 - 64));
+ params[8] = 2; /* SAT = 32-bit access */
+ u_offset = (u == 0) ? stride * height : u;
+ v_offset = (v == 0) ? u_offset + u_offset / 2 : v;
+ break;
+ default:
+ dev_err(g_ipu_dev, "mxc ipu: unimplemented pixel format\n");
+ break;
+ }
+
+ params[1] = (1UL << (46 - 32)) | (u_offset << (53 - 32));
+ params[2] = u_offset >> (64 - 53);
+ params[2] |= v_offset << (79 - 64);
+ params[3] |= v_offset >> (96 - 79);
+}
+
+static __inline void _ipu_ch_param_set_burst_size(uint32_t * params,
+ uint16_t burst_pixels)
+{
+ params[7] &= ~(0x3FL << (89 - 64));
+ params[7] |= (uint32_t) (burst_pixels - 1) << (89 - 64);
+};
+
+static __inline void _ipu_ch_param_set_buffer(uint32_t * params,
+ dma_addr_t buf0, dma_addr_t buf1)
+{
+ params[5] = buf0;
+ params[6] = buf1;
+};
+
+static __inline void _ipu_ch_param_set_rotation(uint32_t * params,
+ ipu_rotate_mode_t rot)
+{
+ params[7] |= (uint32_t) rot << (84 - 64);
+};
+
+void _ipu_write_param_mem(uint32_t addr, uint32_t * data, uint32_t numWords);
+
+#endif
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