Add ioctls to glamo framebuffer driver to enable/disable glamo engines.

SVN-Revision: 16686
This commit is contained in:
Lars-Peter Clausen 2009-07-05 12:05:20 +00:00
parent 3629368623
commit d131752f0d
7 changed files with 132 additions and 44 deletions

View file

@ -0,0 +1,27 @@
#ifndef __GLAMO_ENGINE_H
#define __GLAMO_ENGINE_H
enum glamo_engine {
GLAMO_ENGINE_CAPTURE = 0,
GLAMO_ENGINE_ISP = 1,
GLAMO_ENGINE_JPEG = 2,
GLAMO_ENGINE_MPEG_ENC = 3,
GLAMO_ENGINE_MPEG_DEC = 4,
GLAMO_ENGINE_LCD = 5,
GLAMO_ENGINE_CMDQ = 6,
GLAMO_ENGINE_2D = 7,
GLAMO_ENGINE_3D = 8,
GLAMO_ENGINE_MMC = 9,
GLAMO_ENGINE_MICROP0 = 10,
GLAMO_ENGINE_RISC = 11,
GLAMO_ENGINE_MICROP1_MPEG_ENC = 12,
GLAMO_ENGINE_MICROP1_MPEG_DEC = 13,
#if 0
GLAMO_ENGINE_H264_DEC = 14,
GLAMO_ENGINE_RISC1 = 15,
GLAMO_ENGINE_SPI = 16,
#endif
__NUM_GLAMO_ENGINES
};
#endif

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@ -1,8 +1,12 @@
#ifndef _LINUX_GLAMOFB_H
#define _LINUX_GLAMOFB_H
#include <linux/spi/glamo.h>
#include <linux/fb.h>
#include <linux/glamo-engine.h>
#ifdef __KERNEL__
#include <linux/spi/glamo.h>
struct glamo_core;
@ -38,3 +42,9 @@ void glamo_lcm_reset(int level);
#endif
#endif
#define GLAMOFB_ENGINE_ENABLE _IOW('F', 0x1, __u32)
#define GLAMOFB_ENGINE_DISABLE _IOW('F', 0x2, __u32)
#define GLAMOFB_ENGINE_RESET _IOW('F', 0x3, __u32)
#endif

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@ -0,0 +1,23 @@
--- a/include/linux/fb.h
+++ b/include/linux/fb.h
@@ -124,6 +124,7 @@ struct dentry;
#define FB_ACCEL_TRIDENT_BLADE3D 52 /* Trident Blade3D */
#define FB_ACCEL_TRIDENT_BLADEXP 53 /* Trident BladeXP */
#define FB_ACCEL_CIRRUS_ALPINE 53 /* Cirrus Logic 543x/544x/5480 */
+#define FB_ACCEL_GLAMO 50 /* SMedia Glamo */
#define FB_ACCEL_NEOMAGIC_NM2070 90 /* NeoMagic NM2070 */
#define FB_ACCEL_NEOMAGIC_NM2090 91 /* NeoMagic NM2090 */
#define FB_ACCEL_NEOMAGIC_NM2093 92 /* NeoMagic NM2093 */
diff --git a/Kbuild b/Kbuild
index 3f0eaa3..72699f0 100644
--- a/include/linux/Kbuild
+++ b/include/linux/Kbuild
@@ -75,6 +75,8 @@ header-y += genetlink.h
header-y += gen_stats.h
header-y += gfs2_ondisk.h
header-y += gigaset_dev.h
+header-y += glamofb.h
+header-y += glamo-engine.h
header-y += hysdn_if.h
header-y += i2o-dev.h
header-y += i8k.h

View file

@ -536,6 +536,9 @@ int __glamo_engine_enable(struct glamo_core *glamo, enum glamo_engine engine)
__reg_set_bit_mask(glamo, GLAMO_REG_HOSTBUS(2),
GLAMO_HOSTBUS2_MMIO_EN_2D,
GLAMO_HOSTBUS2_MMIO_EN_2D);
__reg_set_bit_mask(glamo, GLAMO_REG_CLOCK_GEN5_1,
GLAMO_CLOCK_GEN51_EN_DIV_GCLK,
0xffff);
break;
case GLAMO_ENGINE_CMDQ:
__reg_set_bit_mask(glamo, GLAMO_REG_CLOCK_2D,
@ -543,10 +546,13 @@ int __glamo_engine_enable(struct glamo_core *glamo, enum glamo_engine engine)
__reg_set_bit_mask(glamo, GLAMO_REG_HOSTBUS(2),
GLAMO_HOSTBUS2_MMIO_EN_CQ,
GLAMO_HOSTBUS2_MMIO_EN_CQ);
__reg_set_bit_mask(glamo, GLAMO_REG_CLOCK_GEN5_1,
GLAMO_CLOCK_GEN51_EN_DIV_MCLK,
0xffff);
break;
/* FIXME: Implementation */
default:
break;
return -EINVAL;
}
glamo->engine_enabled_bitfield |= 1 << engine;
@ -589,17 +595,42 @@ int __glamo_engine_disable(struct glamo_core *glamo, enum glamo_engine engine)
break;
case GLAMO_ENGINE_MMC:
// __reg_set_bit_mask(glamo, GLAMO_REG_CLOCK_MMC,
// GLAMO_CLOCK_MMC_EN_M9CLK |
// GLAMO_CLOCK_MMC_EN_TCLK |
// GLAMO_CLOCK_MMC_DG_M9CLK |
// GLAMO_CLOCK_MMC_DG_TCLK, 0);
__reg_set_bit_mask(glamo, GLAMO_REG_CLOCK_MMC,
GLAMO_CLOCK_MMC_EN_M9CLK |
GLAMO_CLOCK_MMC_EN_TCLK |
GLAMO_CLOCK_MMC_DG_M9CLK |
GLAMO_CLOCK_MMC_DG_TCLK, 0);
/* disable the TCLK divider clk input */
// __reg_set_bit_mask(glamo, GLAMO_REG_CLOCK_GEN5_1,
// GLAMO_CLOCK_GEN51_EN_DIV_TCLK, 0);
default:
__reg_set_bit_mask(glamo, GLAMO_REG_CLOCK_GEN5_1,
GLAMO_CLOCK_GEN51_EN_DIV_TCLK, 0);
break;
case GLAMO_ENGINE_CMDQ:
__reg_set_bit_mask(glamo, GLAMO_REG_CLOCK_2D,
GLAMO_CLOCK_2D_EN_M6CLK,
0);
__reg_set_bit_mask(glamo, GLAMO_REG_HOSTBUS(2),
GLAMO_HOSTBUS2_MMIO_EN_CQ,
GLAMO_HOSTBUS2_MMIO_EN_CQ);
/* __reg_set_bit_mask(glamo, GLAMO_REG_CLOCK_GEN5_1,
GLAMO_CLOCK_GEN51_EN_DIV_MCLK,
0);*/
break;
case GLAMO_ENGINE_2D:
__reg_set_bit_mask(glamo, GLAMO_REG_CLOCK_2D,
GLAMO_CLOCK_2D_EN_M7CLK |
GLAMO_CLOCK_2D_EN_GCLK |
GLAMO_CLOCK_2D_DG_M7CLK |
GLAMO_CLOCK_2D_DG_GCLK,
0);
__reg_set_bit_mask(glamo, GLAMO_REG_HOSTBUS(2),
GLAMO_HOSTBUS2_MMIO_EN_2D,
GLAMO_HOSTBUS2_MMIO_EN_2D);
__reg_set_bit_mask(glamo, GLAMO_REG_CLOCK_GEN5_1,
GLAMO_CLOCK_GEN51_EN_DIV_GCLK,
0);
break;
default:
return -EINVAL;
}
glamo->engine_enabled_bitfield &= ~(1 << engine);
@ -667,6 +698,9 @@ struct glamo_script reset_regs[] = {
[GLAMO_ENGINE_MMC] = {
GLAMO_REG_CLOCK_MMC, GLAMO_CLOCK_MMC_RESET
},
[GLAMO_ENGINE_CMDQ] = {
GLAMO_REG_CLOCK_2D, GLAMO_CLOCK_2D_CQ_RESET
},
[GLAMO_ENGINE_2D] = {
GLAMO_REG_CLOCK_2D, GLAMO_CLOCK_2D_RESET
},

View file

@ -2,6 +2,7 @@
#define __GLAMO_CORE_H
#include <asm/system.h>
#include <linux/glamo-engine.h>
/* for the time being, we put the on-screen framebuffer into the lowest
* VRAM space. This should make the code easily compatible with the various
@ -40,29 +41,6 @@ struct glamo_script {
int glamo_run_script(struct glamo_core *glamo,
struct glamo_script *script, int len, int may_sleep);
enum glamo_engine {
GLAMO_ENGINE_CAPTURE,
GLAMO_ENGINE_ISP,
GLAMO_ENGINE_JPEG,
GLAMO_ENGINE_MPEG_ENC,
GLAMO_ENGINE_MPEG_DEC,
GLAMO_ENGINE_LCD,
GLAMO_ENGINE_CMDQ,
GLAMO_ENGINE_2D,
GLAMO_ENGINE_3D,
GLAMO_ENGINE_MMC,
GLAMO_ENGINE_MICROP0,
GLAMO_ENGINE_RISC,
GLAMO_ENGINE_MICROP1_MPEG_ENC,
GLAMO_ENGINE_MICROP1_MPEG_DEC,
#if 0
GLAMO_ENGINE_H264_DEC,
GLAMO_ENGINE_RISC1,
GLAMO_ENGINE_SPI,
#endif
__NUM_GLAMO_ENGINES
};
struct glamo_mci_pdata {
struct glamo_core * pglamo;
unsigned int gpio_detect;

View file

@ -535,6 +535,31 @@ static int glamofb_setcolreg(unsigned regno,
return 0;
}
static int glamofb_ioctl(struct fb_info *info, unsigned int cmd,
unsigned long arg) {
struct glamofb_handle *gfb = (struct glamofb_handle*)info->par;
struct glamo_core *gcore = gfb->mach_info->glamo;
int retval = -ENOTTY;
switch (cmd) {
case GLAMOFB_ENGINE_ENABLE:
retval = glamo_engine_enable(gcore, arg);
break;
case GLAMOFB_ENGINE_DISABLE:
retval = glamo_engine_disable(gcore, arg);
break;
case GLAMOFB_ENGINE_RESET:
glamo_engine_reset(gcore, arg);
retval = 0;
break;
default:
break;
}
return retval;
}
#ifdef CONFIG_MFD_GLAMO_HWACCEL
static inline void glamofb_vsync_wait(struct glamofb_handle *glamo,
int line, int size, int range)
@ -770,6 +795,7 @@ static struct fb_ops glamofb_ops = {
.fb_set_par = glamofb_set_par,
.fb_blank = glamofb_blank,
.fb_setcolreg = glamofb_setcolreg,
.fb_ioctl = glamofb_ioctl,
#ifdef CONFIG_MFD_GLAMO_HWACCEL
.fb_cursor = glamofb_cursor,
#endif

View file

@ -19,13 +19,3 @@
obj-$(CONFIG_HTC_EGPIO) += htc-egpio.o
obj-$(CONFIG_HTC_PASIC3) += htc-pasic3.o
--- a/include/linux/fb.h
+++ b/include/linux/fb.h
@@ -124,6 +124,7 @@ struct dentry;
#define FB_ACCEL_TRIDENT_BLADE3D 52 /* Trident Blade3D */
#define FB_ACCEL_TRIDENT_BLADEXP 53 /* Trident BladeXP */
#define FB_ACCEL_CIRRUS_ALPINE 53 /* Cirrus Logic 543x/544x/5480 */
+#define FB_ACCEL_GLAMO 50 /* SMedia Glamo */
#define FB_ACCEL_NEOMAGIC_NM2070 90 /* NeoMagic NM2070 */
#define FB_ACCEL_NEOMAGIC_NM2090 91 /* NeoMagic NM2090 */
#define FB_ACCEL_NEOMAGIC_NM2093 92 /* NeoMagic NM2093 */