From 465f0ffdb55bd0ed9ef02291c3c1452df5fd2019 Mon Sep 17 00:00:00 2001 From: lars Date: Sun, 5 Jul 2009 12:05:20 +0000 Subject: [s3c24xx] Add ioctls to glamo framebuffer driver to enable/disable glamo engines. git-svn-id: svn://svn.openwrt.org/openwrt/trunk@16686 3c298f89-4303-0410-b956-a3cf2f4a3e73 --- .../files-2.6.30/drivers/mfd/glamo/glamo-core.c | 54 ++++++++++++++++++---- .../files-2.6.30/drivers/mfd/glamo/glamo-core.h | 24 +--------- .../files-2.6.30/drivers/mfd/glamo/glamo-fb.c | 26 +++++++++++ 3 files changed, 71 insertions(+), 33 deletions(-) (limited to 'target/linux/s3c24xx/files-2.6.30/drivers/mfd/glamo') diff --git a/target/linux/s3c24xx/files-2.6.30/drivers/mfd/glamo/glamo-core.c b/target/linux/s3c24xx/files-2.6.30/drivers/mfd/glamo/glamo-core.c index a2332a7df..a27f78527 100644 --- a/target/linux/s3c24xx/files-2.6.30/drivers/mfd/glamo/glamo-core.c +++ b/target/linux/s3c24xx/files-2.6.30/drivers/mfd/glamo/glamo-core.c @@ -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 }, diff --git a/target/linux/s3c24xx/files-2.6.30/drivers/mfd/glamo/glamo-core.h b/target/linux/s3c24xx/files-2.6.30/drivers/mfd/glamo/glamo-core.h index 8e09564bc..8a7907e97 100644 --- a/target/linux/s3c24xx/files-2.6.30/drivers/mfd/glamo/glamo-core.h +++ b/target/linux/s3c24xx/files-2.6.30/drivers/mfd/glamo/glamo-core.h @@ -2,6 +2,7 @@ #define __GLAMO_CORE_H #include +#include /* 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; diff --git a/target/linux/s3c24xx/files-2.6.30/drivers/mfd/glamo/glamo-fb.c b/target/linux/s3c24xx/files-2.6.30/drivers/mfd/glamo/glamo-fb.c index 0a47f65d3..c3422ffe9 100644 --- a/target/linux/s3c24xx/files-2.6.30/drivers/mfd/glamo/glamo-fb.c +++ b/target/linux/s3c24xx/files-2.6.30/drivers/mfd/glamo/glamo-fb.c @@ -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 -- cgit v1.2.3