Commit 7a2d5c77 authored by Marek Szyprowski's avatar Marek Szyprowski Committed by Inki Dae

drm/exynos: fimc: Convert driver to IPP v2 core API

This patch adapts Exynos DRM FIMC driver to new IPP v2 core API.
The side effect of this conversion is a switch to driver component API
to register properly in the Exynos DRM core.
Signed-off-by: default avatarMarek Szyprowski <m.szyprowski@samsung.com>
Merge conflict so merged manually.
Signed-off-by: default avatarInki Dae <inki.dae@samsung.com>
parent 8b7d3ec8
......@@ -100,7 +100,7 @@ config DRM_EXYNOS_IPP
config DRM_EXYNOS_FIMC
bool "FIMC"
depends on BROKEN && MFD_SYSCON
select DRM_EXYNOS_IPP
help
Choose this option if you want to use Exynos FIMC for DRM.
......
......@@ -222,6 +222,7 @@ struct exynos_drm_driver_info {
#define DRM_COMPONENT_DRIVER BIT(0) /* supports component framework */
#define DRM_VIRTUAL_DEVICE BIT(1) /* create virtual platform device */
#define DRM_DMA_DEVICE BIT(2) /* can be used for dma allocations */
#define DRM_FIMC_DEVICE BIT(3) /* devices shared with V4L2 subsystem */
#define DRV_PTR(drv, cond) (IS_ENABLED(cond) ? &drv : NULL)
......@@ -261,6 +262,7 @@ static struct exynos_drm_driver_info exynos_drm_drivers[] = {
DRV_PTR(g2d_driver, CONFIG_DRM_EXYNOS_G2D),
}, {
DRV_PTR(fimc_driver, CONFIG_DRM_EXYNOS_FIMC),
DRM_COMPONENT_DRIVER | DRM_FIMC_DEVICE,
}, {
DRV_PTR(rotator_driver, CONFIG_DRM_EXYNOS_ROTATOR),
DRM_COMPONENT_DRIVER
......@@ -294,7 +296,11 @@ static struct component_match *exynos_drm_match_add(struct device *dev)
&info->driver->driver,
(void *)platform_bus_type.match))) {
put_device(p);
component_match_add(dev, &match, compare_dev, d);
if (!(info->flags & DRM_FIMC_DEVICE) ||
exynos_drm_check_fimc_device(d) == 0)
component_match_add(dev, &match,
compare_dev, d);
p = d;
}
put_device(p);
......
......@@ -273,6 +273,15 @@ static inline int exynos_dpi_bind(struct drm_device *dev,
}
#endif
#ifdef CONFIG_DRM_EXYNOS_FIMC
int exynos_drm_check_fimc_device(struct device *dev);
#else
static inline int exynos_drm_check_fimc_device(struct device *dev)
{
return 0;
}
#endif
int exynos_atomic_commit(struct drm_device *dev, struct drm_atomic_state *state,
bool nonblock);
int exynos_atomic_check(struct drm_device *dev, struct drm_atomic_state *state);
......
......@@ -12,6 +12,7 @@
*
*/
#include <linux/kernel.h>
#include <linux/component.h>
#include <linux/platform_device.h>
#include <linux/mfd/syscon.h>
#include <linux/regmap.h>
......@@ -24,8 +25,8 @@
#include <drm/exynos_drm.h>
#include "regs-fimc.h"
#include "exynos_drm_drv.h"
#include "exynos_drm_iommu.h"
#include "exynos_drm_ipp.h"
#include "exynos_drm_fimc.h"
/*
* FIMC stands for Fully Interactive Mobile Camera and
......@@ -33,23 +34,6 @@
* input DMA reads image data from the memory.
* output DMA writes image data to memory.
* FIMC supports image rotation and image effect functions.
*
* M2M operation : supports crop/scale/rotation/csc so on.
* Memory ----> FIMC H/W ----> Memory.
* Writeback operation : supports cloned screen with FIMD.
* FIMD ----> FIMC H/W ----> Memory.
* Output operation : supports direct display using local path.
* Memory ----> FIMC H/W ----> FIMD.
*/
/*
* TODO
* 1. check suspend/resume api if needed.
* 2. need to check use case platform_device_id.
* 3. check src/dst size with, height.
* 4. added check_prepare api for right register.
* 5. need to add supported list in prop_list.
* 6. check prescaler/scaler optimization.
*/
#define FIMC_MAX_DEVS 4
......@@ -59,29 +43,19 @@
#define FIMC_BUF_STOP 1
#define FIMC_BUF_START 2
#define FIMC_WIDTH_ITU_709 1280
#define FIMC_REFRESH_MAX 60
#define FIMC_REFRESH_MIN 12
#define FIMC_CROP_MAX 8192
#define FIMC_CROP_MIN 32
#define FIMC_SCALE_MAX 4224
#define FIMC_SCALE_MIN 32
#define FIMC_AUTOSUSPEND_DELAY 2000
static unsigned int fimc_mask = 0xc;
module_param_named(fimc_devs, fimc_mask, uint, 0644);
MODULE_PARM_DESC(fimc_devs, "Alias mask for assigning FIMC devices to Exynos DRM");
#define get_fimc_context(dev) platform_get_drvdata(to_platform_device(dev))
#define get_ctx_from_ippdrv(ippdrv) container_of(ippdrv,\
struct fimc_context, ippdrv);
enum fimc_wb {
FIMC_WB_NONE,
FIMC_WB_A,
FIMC_WB_B,
};
enum {
FIMC_CLK_LCLK,
FIMC_CLK_GATE,
FIMC_CLK_WB_A,
FIMC_CLK_WB_B,
FIMC_CLK_MUX,
FIMC_CLK_PARENT,
FIMC_CLKS_MAX
};
......@@ -90,12 +64,8 @@ static const char * const fimc_clock_names[] = {
[FIMC_CLK_GATE] = "fimc",
[FIMC_CLK_WB_A] = "pxl_async0",
[FIMC_CLK_WB_B] = "pxl_async1",
[FIMC_CLK_MUX] = "mux",
[FIMC_CLK_PARENT] = "parent",
};
#define FIMC_DEFAULT_LCLK_FREQUENCY 133000000UL
/*
* A structure of scaler.
*
......@@ -107,7 +77,7 @@ static const char * const fimc_clock_names[] = {
* @vratio: vertical ratio.
*/
struct fimc_scaler {
bool range;
bool range;
bool bypass;
bool up_h;
bool up_v;
......@@ -115,57 +85,33 @@ struct fimc_scaler {
u32 vratio;
};
/*
* A structure of scaler capability.
*
* find user manual table 43-1.
* @in_hori: scaler input horizontal size.
* @bypass: scaler bypass mode.
* @dst_h_wo_rot: target horizontal size without output rotation.
* @dst_h_rot: target horizontal size with output rotation.
* @rl_w_wo_rot: real width without input rotation.
* @rl_h_rot: real height without output rotation.
*/
struct fimc_capability {
/* scaler */
u32 in_hori;
u32 bypass;
/* output rotator */
u32 dst_h_wo_rot;
u32 dst_h_rot;
/* input rotator */
u32 rl_w_wo_rot;
u32 rl_h_rot;
};
/*
* A structure of fimc context.
*
* @ippdrv: prepare initialization using ippdrv.
* @regs_res: register resources.
* @regs: memory mapped io registers.
* @lock: locking of operations.
* @clocks: fimc clocks.
* @clk_frequency: LCLK clock frequency.
* @sysreg: handle to SYSREG block regmap.
* @sc: scaler infomations.
* @pol: porarity of writeback.
* @id: fimc id.
* @irq: irq number.
* @suspended: qos operations.
*/
struct fimc_context {
struct exynos_drm_ippdrv ippdrv;
struct exynos_drm_ipp ipp;
struct drm_device *drm_dev;
struct device *dev;
struct exynos_drm_ipp_task *task;
struct exynos_drm_ipp_formats *formats;
unsigned int num_formats;
struct resource *regs_res;
void __iomem *regs;
spinlock_t lock;
struct clk *clocks[FIMC_CLKS_MAX];
u32 clk_frequency;
struct regmap *sysreg;
struct fimc_scaler sc;
int id;
int irq;
bool suspended;
};
static u32 fimc_read(struct fimc_context *ctx, u32 reg)
......@@ -217,19 +163,10 @@ static void fimc_sw_reset(struct fimc_context *ctx)
fimc_write(ctx, 0x0, EXYNOS_CIFCNTSEQ);
}
static int fimc_set_camblk_fimd0_wb(struct fimc_context *ctx)
{
return regmap_update_bits(ctx->sysreg, SYSREG_CAMERA_BLK,
SYSREG_FIMD0WB_DEST_MASK,
ctx->id << SYSREG_FIMD0WB_DEST_SHIFT);
}
static void fimc_set_type_ctrl(struct fimc_context *ctx, enum fimc_wb wb)
static void fimc_set_type_ctrl(struct fimc_context *ctx)
{
u32 cfg;
DRM_DEBUG_KMS("wb[%d]\n", wb);
cfg = fimc_read(ctx, EXYNOS_CIGCTRL);
cfg &= ~(EXYNOS_CIGCTRL_TESTPATTERN_MASK |
EXYNOS_CIGCTRL_SELCAM_ITU_MASK |
......@@ -238,23 +175,10 @@ static void fimc_set_type_ctrl(struct fimc_context *ctx, enum fimc_wb wb)
EXYNOS_CIGCTRL_SELWB_CAMIF_MASK |
EXYNOS_CIGCTRL_SELWRITEBACK_MASK);
switch (wb) {
case FIMC_WB_A:
cfg |= (EXYNOS_CIGCTRL_SELWRITEBACK_A |
EXYNOS_CIGCTRL_SELWB_CAMIF_WRITEBACK);
break;
case FIMC_WB_B:
cfg |= (EXYNOS_CIGCTRL_SELWRITEBACK_B |
EXYNOS_CIGCTRL_SELWB_CAMIF_WRITEBACK);
break;
case FIMC_WB_NONE:
default:
cfg |= (EXYNOS_CIGCTRL_SELCAM_ITU_A |
EXYNOS_CIGCTRL_SELWRITEBACK_A |
EXYNOS_CIGCTRL_SELCAM_MIPI_A |
EXYNOS_CIGCTRL_SELCAM_FIMC_ITU);
break;
}
cfg |= (EXYNOS_CIGCTRL_SELCAM_ITU_A |
EXYNOS_CIGCTRL_SELWRITEBACK_A |
EXYNOS_CIGCTRL_SELCAM_MIPI_A |
EXYNOS_CIGCTRL_SELCAM_FIMC_ITU);
fimc_write(ctx, cfg, EXYNOS_CIGCTRL);
}
......@@ -296,7 +220,6 @@ static void fimc_clear_irq(struct fimc_context *ctx)
static bool fimc_check_ovf(struct fimc_context *ctx)
{
struct exynos_drm_ippdrv *ippdrv = &ctx->ippdrv;
u32 status, flag;
status = fimc_read(ctx, EXYNOS_CISTATUS);
......@@ -310,7 +233,7 @@ static bool fimc_check_ovf(struct fimc_context *ctx)
EXYNOS_CIWDOFST_CLROVFIY | EXYNOS_CIWDOFST_CLROVFICB |
EXYNOS_CIWDOFST_CLROVFICR);
dev_err(ippdrv->dev, "occurred overflow at %d, status 0x%x.\n",
dev_err(ctx->dev, "occurred overflow at %d, status 0x%x.\n",
ctx->id, status);
return true;
}
......@@ -376,10 +299,8 @@ static void fimc_handle_lastend(struct fimc_context *ctx, bool enable)
fimc_write(ctx, cfg, EXYNOS_CIOCTRL);
}
static int fimc_src_set_fmt_order(struct fimc_context *ctx, u32 fmt)
static void fimc_src_set_fmt_order(struct fimc_context *ctx, u32 fmt)
{
struct exynos_drm_ippdrv *ippdrv = &ctx->ippdrv;
u32 cfg;
DRM_DEBUG_KMS("fmt[0x%x]\n", fmt);
......@@ -392,12 +313,12 @@ static int fimc_src_set_fmt_order(struct fimc_context *ctx, u32 fmt)
case DRM_FORMAT_RGB565:
cfg |= EXYNOS_CISCCTRL_INRGB_FMT_RGB565;
fimc_write(ctx, cfg, EXYNOS_CISCCTRL);
return 0;
return;
case DRM_FORMAT_RGB888:
case DRM_FORMAT_XRGB8888:
cfg |= EXYNOS_CISCCTRL_INRGB_FMT_RGB888;
fimc_write(ctx, cfg, EXYNOS_CISCCTRL);
return 0;
return;
default:
/* bypass */
break;
......@@ -438,20 +359,13 @@ static int fimc_src_set_fmt_order(struct fimc_context *ctx, u32 fmt)
cfg |= (EXYNOS_MSCTRL_ORDER2P_LSB_CBCR |
EXYNOS_MSCTRL_C_INT_IN_2PLANE);
break;
default:
dev_err(ippdrv->dev, "invalid source yuv order 0x%x.\n", fmt);
return -EINVAL;
}
fimc_write(ctx, cfg, EXYNOS_MSCTRL);
return 0;
}
static int fimc_src_set_fmt(struct device *dev, u32 fmt)
static void fimc_src_set_fmt(struct fimc_context *ctx, u32 fmt, bool tiled)
{
struct fimc_context *ctx = get_fimc_context(dev);
struct exynos_drm_ippdrv *ippdrv = &ctx->ippdrv;
u32 cfg;
DRM_DEBUG_KMS("fmt[0x%x]\n", fmt);
......@@ -485,9 +399,6 @@ static int fimc_src_set_fmt(struct device *dev, u32 fmt)
case DRM_FORMAT_NV21:
cfg |= EXYNOS_MSCTRL_INFORMAT_YCBCR420;
break;
default:
dev_err(ippdrv->dev, "invalid source format 0x%x.\n", fmt);
return -EINVAL;
}
fimc_write(ctx, cfg, EXYNOS_MSCTRL);
......@@ -495,22 +406,22 @@ static int fimc_src_set_fmt(struct device *dev, u32 fmt)
cfg = fimc_read(ctx, EXYNOS_CIDMAPARAM);
cfg &= ~EXYNOS_CIDMAPARAM_R_MODE_MASK;
cfg |= EXYNOS_CIDMAPARAM_R_MODE_LINEAR;
if (tiled)
cfg |= EXYNOS_CIDMAPARAM_R_MODE_64X32;
else
cfg |= EXYNOS_CIDMAPARAM_R_MODE_LINEAR;
fimc_write(ctx, cfg, EXYNOS_CIDMAPARAM);
return fimc_src_set_fmt_order(ctx, fmt);
fimc_src_set_fmt_order(ctx, fmt);
}
static int fimc_src_set_transf(struct device *dev,
enum drm_exynos_degree degree,
enum drm_exynos_flip flip, bool *swap)
static void fimc_src_set_transf(struct fimc_context *ctx, unsigned int rotation)
{
struct fimc_context *ctx = get_fimc_context(dev);
struct exynos_drm_ippdrv *ippdrv = &ctx->ippdrv;
unsigned int degree = rotation & DRM_MODE_ROTATE_MASK;
u32 cfg1, cfg2;
DRM_DEBUG_KMS("degree[%d]flip[0x%x]\n", degree, flip);
DRM_DEBUG_KMS("rotation[%x]\n", rotation);
cfg1 = fimc_read(ctx, EXYNOS_MSCTRL);
cfg1 &= ~(EXYNOS_MSCTRL_FLIP_X_MIRROR |
......@@ -520,61 +431,56 @@ static int fimc_src_set_transf(struct device *dev,
cfg2 &= ~EXYNOS_CITRGFMT_INROT90_CLOCKWISE;
switch (degree) {
case EXYNOS_DRM_DEGREE_0:
if (flip & EXYNOS_DRM_FLIP_VERTICAL)
case DRM_MODE_ROTATE_0:
if (rotation & DRM_MODE_REFLECT_X)
cfg1 |= EXYNOS_MSCTRL_FLIP_X_MIRROR;
if (flip & EXYNOS_DRM_FLIP_HORIZONTAL)
if (rotation & DRM_MODE_REFLECT_Y)
cfg1 |= EXYNOS_MSCTRL_FLIP_Y_MIRROR;
break;
case EXYNOS_DRM_DEGREE_90:
case DRM_MODE_ROTATE_90:
cfg2 |= EXYNOS_CITRGFMT_INROT90_CLOCKWISE;
if (flip & EXYNOS_DRM_FLIP_VERTICAL)
if (rotation & DRM_MODE_REFLECT_X)
cfg1 |= EXYNOS_MSCTRL_FLIP_X_MIRROR;
if (flip & EXYNOS_DRM_FLIP_HORIZONTAL)
if (rotation & DRM_MODE_REFLECT_Y)
cfg1 |= EXYNOS_MSCTRL_FLIP_Y_MIRROR;
break;
case EXYNOS_DRM_DEGREE_180:
case DRM_MODE_ROTATE_180:
cfg1 |= (EXYNOS_MSCTRL_FLIP_X_MIRROR |
EXYNOS_MSCTRL_FLIP_Y_MIRROR);
if (flip & EXYNOS_DRM_FLIP_VERTICAL)
if (rotation & DRM_MODE_REFLECT_X)
cfg1 &= ~EXYNOS_MSCTRL_FLIP_X_MIRROR;
if (flip & EXYNOS_DRM_FLIP_HORIZONTAL)
if (rotation & DRM_MODE_REFLECT_Y)
cfg1 &= ~EXYNOS_MSCTRL_FLIP_Y_MIRROR;
break;
case EXYNOS_DRM_DEGREE_270:
case DRM_MODE_ROTATE_270:
cfg1 |= (EXYNOS_MSCTRL_FLIP_X_MIRROR |
EXYNOS_MSCTRL_FLIP_Y_MIRROR);
cfg2 |= EXYNOS_CITRGFMT_INROT90_CLOCKWISE;
if (flip & EXYNOS_DRM_FLIP_VERTICAL)
if (rotation & DRM_MODE_REFLECT_X)
cfg1 &= ~EXYNOS_MSCTRL_FLIP_X_MIRROR;
if (flip & EXYNOS_DRM_FLIP_HORIZONTAL)
if (rotation & DRM_MODE_REFLECT_Y)
cfg1 &= ~EXYNOS_MSCTRL_FLIP_Y_MIRROR;
break;
default:
dev_err(ippdrv->dev, "invalid degree value %d.\n", degree);
return -EINVAL;
}
fimc_write(ctx, cfg1, EXYNOS_MSCTRL);
fimc_write(ctx, cfg2, EXYNOS_CITRGFMT);
*swap = (cfg2 & EXYNOS_CITRGFMT_INROT90_CLOCKWISE) ? 1 : 0;
return 0;
}
static int fimc_set_window(struct fimc_context *ctx,
struct drm_exynos_pos *pos, struct drm_exynos_sz *sz)
static void fimc_set_window(struct fimc_context *ctx,
struct exynos_drm_ipp_buffer *buf)
{
u32 cfg, h1, h2, v1, v2;
/* cropped image */
h1 = pos->x;
h2 = sz->hsize - pos->w - pos->x;
v1 = pos->y;
v2 = sz->vsize - pos->h - pos->y;
h1 = buf->rect.x;
h2 = buf->buf.width - buf->rect.w - buf->rect.x;
v1 = buf->rect.y;
v2 = buf->buf.height - buf->rect.h - buf->rect.y;
DRM_DEBUG_KMS("x[%d]y[%d]w[%d]h[%d]hsize[%d]vsize[%d]\n",
pos->x, pos->y, pos->w, pos->h, sz->hsize, sz->vsize);
buf->rect.x, buf->rect.y, buf->rect.w, buf->rect.h,
buf->buf.width, buf->buf.height);
DRM_DEBUG_KMS("h1[%d]h2[%d]v1[%d]v2[%d]\n", h1, h2, v1, v2);
/*
......@@ -592,42 +498,30 @@ static int fimc_set_window(struct fimc_context *ctx,
cfg = (EXYNOS_CIWDOFST2_WINHOROFST2(h2) |
EXYNOS_CIWDOFST2_WINVEROFST2(v2));
fimc_write(ctx, cfg, EXYNOS_CIWDOFST2);
return 0;
}
static int fimc_src_set_size(struct device *dev, int swap,
struct drm_exynos_pos *pos, struct drm_exynos_sz *sz)
static void fimc_src_set_size(struct fimc_context *ctx,
struct exynos_drm_ipp_buffer *buf)
{
struct fimc_context *ctx = get_fimc_context(dev);
struct drm_exynos_pos img_pos = *pos;
struct drm_exynos_sz img_sz = *sz;
u32 cfg;
DRM_DEBUG_KMS("swap[%d]hsize[%d]vsize[%d]\n",
swap, sz->hsize, sz->vsize);
DRM_DEBUG_KMS("hsize[%d]vsize[%d]\n", buf->buf.width, buf->buf.height);
/* original size */
cfg = (EXYNOS_ORGISIZE_HORIZONTAL(img_sz.hsize) |
EXYNOS_ORGISIZE_VERTICAL(img_sz.vsize));
cfg = (EXYNOS_ORGISIZE_HORIZONTAL(buf->buf.width) |
EXYNOS_ORGISIZE_VERTICAL(buf->buf.height));
fimc_write(ctx, cfg, EXYNOS_ORGISIZE);
DRM_DEBUG_KMS("x[%d]y[%d]w[%d]h[%d]\n", pos->x, pos->y, pos->w, pos->h);
if (swap) {
img_pos.w = pos->h;
img_pos.h = pos->w;
img_sz.hsize = sz->vsize;
img_sz.vsize = sz->hsize;
}
DRM_DEBUG_KMS("x[%d]y[%d]w[%d]h[%d]\n", buf->rect.x, buf->rect.y,
buf->rect.w, buf->rect.h);
/* set input DMA image size */
cfg = fimc_read(ctx, EXYNOS_CIREAL_ISIZE);
cfg &= ~(EXYNOS_CIREAL_ISIZE_HEIGHT_MASK |
EXYNOS_CIREAL_ISIZE_WIDTH_MASK);
cfg |= (EXYNOS_CIREAL_ISIZE_WIDTH(img_pos.w) |
EXYNOS_CIREAL_ISIZE_HEIGHT(img_pos.h));
cfg |= (EXYNOS_CIREAL_ISIZE_WIDTH(buf->rect.w) |
EXYNOS_CIREAL_ISIZE_HEIGHT(buf->rect.h));
fimc_write(ctx, cfg, EXYNOS_CIREAL_ISIZE);
/*
......@@ -635,91 +529,34 @@ static int fimc_src_set_size(struct device *dev, int swap,
* for now, we support only ITU601 8 bit mode
*/
cfg = (EXYNOS_CISRCFMT_ITU601_8BIT |
EXYNOS_CISRCFMT_SOURCEHSIZE(img_sz.hsize) |
EXYNOS_CISRCFMT_SOURCEVSIZE(img_sz.vsize));
EXYNOS_CISRCFMT_SOURCEHSIZE(buf->buf.width) |
EXYNOS_CISRCFMT_SOURCEVSIZE(buf->buf.height));
fimc_write(ctx, cfg, EXYNOS_CISRCFMT);
/* offset Y(RGB), Cb, Cr */
cfg = (EXYNOS_CIIYOFF_HORIZONTAL(img_pos.x) |
EXYNOS_CIIYOFF_VERTICAL(img_pos.y));
cfg = (EXYNOS_CIIYOFF_HORIZONTAL(buf->rect.x) |
EXYNOS_CIIYOFF_VERTICAL(buf->rect.y));
fimc_write(ctx, cfg, EXYNOS_CIIYOFF);
cfg = (EXYNOS_CIICBOFF_HORIZONTAL(img_pos.x) |
EXYNOS_CIICBOFF_VERTICAL(img_pos.y));
cfg = (EXYNOS_CIICBOFF_HORIZONTAL(buf->rect.x) |
EXYNOS_CIICBOFF_VERTICAL(buf->rect.y));
fimc_write(ctx, cfg, EXYNOS_CIICBOFF);
cfg = (EXYNOS_CIICROFF_HORIZONTAL(img_pos.x) |
EXYNOS_CIICROFF_VERTICAL(img_pos.y));
cfg = (EXYNOS_CIICROFF_HORIZONTAL(buf->rect.x) |
EXYNOS_CIICROFF_VERTICAL(buf->rect.y));
fimc_write(ctx, cfg, EXYNOS_CIICROFF);
return fimc_set_window(ctx, &img_pos, &img_sz);
fimc_set_window(ctx, buf);
}
static int fimc_src_set_addr(struct device *dev,
struct drm_exynos_ipp_buf_info *buf_info, u32 buf_id,
enum drm_exynos_ipp_buf_type buf_type)
static void fimc_src_set_addr(struct fimc_context *ctx,
struct exynos_drm_ipp_buffer *buf)
{
struct fimc_context *ctx = get_fimc_context(dev);
struct exynos_drm_ippdrv *ippdrv = &ctx->ippdrv;
struct drm_exynos_ipp_cmd_node *c_node = ippdrv->c_node;
struct drm_exynos_ipp_property *property;
struct drm_exynos_ipp_config *config;
if (!c_node) {
DRM_ERROR("failed to get c_node.\n");
return -EINVAL;
}
property = &c_node->property;
DRM_DEBUG_KMS("prop_id[%d]buf_id[%d]buf_type[%d]\n",
property->prop_id, buf_id, buf_type);
if (buf_id > FIMC_MAX_SRC) {
dev_info(ippdrv->dev, "invalid buf_id %d.\n", buf_id);
return -ENOMEM;
}
/* address register set */
switch (buf_type) {
case IPP_BUF_ENQUEUE:
config = &property->config[EXYNOS_DRM_OPS_SRC];
fimc_write(ctx, buf_info->base[EXYNOS_DRM_PLANAR_Y],
EXYNOS_CIIYSA0);
if (config->fmt == DRM_FORMAT_YVU420) {
fimc_write(ctx, buf_info->base[EXYNOS_DRM_PLANAR_CR],
EXYNOS_CIICBSA0);
fimc_write(ctx, buf_info->base[EXYNOS_DRM_PLANAR_CB],
EXYNOS_CIICRSA0);
} else {
fimc_write(ctx, buf_info->base[EXYNOS_DRM_PLANAR_CB],
EXYNOS_CIICBSA0);
fimc_write(ctx, buf_info->base[EXYNOS_DRM_PLANAR_CR],
EXYNOS_CIICRSA0);
}
break;
case IPP_BUF_DEQUEUE:
fimc_write(ctx, 0x0, EXYNOS_CIIYSA0);
fimc_write(ctx, 0x0, EXYNOS_CIICBSA0);
fimc_write(ctx, 0x0, EXYNOS_CIICRSA0);
break;
default:
/* bypass */
break;
}
return 0;
fimc_write(ctx, buf->dma_addr[0], EXYNOS_CIIYSA(0));
fimc_write(ctx, buf->dma_addr[1], EXYNOS_CIICBSA(0));
fimc_write(ctx, buf->dma_addr[2], EXYNOS_CIICRSA(0));
}
static struct exynos_drm_ipp_ops fimc_src_ops = {
.set_fmt = fimc_src_set_fmt,
.set_transf = fimc_src_set_transf,
.set_size = fimc_src_set_size,
.set_addr = fimc_src_set_addr,
};
static int fimc_dst_set_fmt_order(struct fimc_context *ctx, u32 fmt)
static void fimc_dst_set_fmt_order(struct fimc_context *ctx, u32 fmt)
{
struct exynos_drm_ippdrv *ippdrv = &ctx->ippdrv;
u32 cfg;
DRM_DEBUG_KMS("fmt[0x%x]\n", fmt);
......@@ -732,11 +569,11 @@ static int fimc_dst_set_fmt_order(struct fimc_context *ctx, u32 fmt)
case DRM_FORMAT_RGB565:
cfg |= EXYNOS_CISCCTRL_OUTRGB_FMT_RGB565;
fimc_write(ctx, cfg, EXYNOS_CISCCTRL);
return 0;
return;
case DRM_FORMAT_RGB888:
cfg |= EXYNOS_CISCCTRL_OUTRGB_FMT_RGB888;
fimc_write(ctx, cfg, EXYNOS_CISCCTRL);
return 0;
return;
case DRM_FORMAT_XRGB8888:
cfg |= (EXYNOS_CISCCTRL_OUTRGB_FMT_RGB888 |
EXYNOS_CISCCTRL_EXTRGB_EXTENSION);
......@@ -784,20 +621,13 @@ static int fimc_dst_set_fmt_order(struct fimc_context *ctx, u32 fmt)
cfg |= EXYNOS_CIOCTRL_ORDER2P_LSB_CBCR;
cfg |= EXYNOS_CIOCTRL_YCBCR_2PLANE;
break;
default:
dev_err(ippdrv->dev, "invalid target yuv order 0x%x.\n", fmt);
return -EINVAL;
}
fimc_write(ctx, cfg, EXYNOS_CIOCTRL);
return 0;
}
static int fimc_dst_set_fmt(struct device *dev, u32 fmt)
static void fimc_dst_set_fmt(struct fimc_context *ctx, u32 fmt, bool tiled)
{
struct fimc_context *ctx = get_fimc_context(dev);
struct exynos_drm_ippdrv *ippdrv = &ctx->ippdrv;
u32 cfg;
DRM_DEBUG_KMS("fmt[0x%x]\n", fmt);
......@@ -837,10 +667,6 @@ static int fimc_dst_set_fmt(struct device *dev, u32 fmt)
case DRM_FORMAT_NV21:
cfg |= EXYNOS_CITRGFMT_OUTFORMAT_YCBCR420;
break;
default:
dev_err(ippdrv->dev, "invalid target format 0x%x.\n",
fmt);
return -EINVAL;
}
fimc_write(ctx, cfg, EXYNOS_CITRGFMT);
......@@ -849,73 +675,67 @@ static int fimc_dst_set_fmt(struct device *dev, u32 fmt)
cfg = fimc_read(ctx, EXYNOS_CIDMAPARAM);
cfg &= ~EXYNOS_CIDMAPARAM_W_MODE_MASK;
cfg |= EXYNOS_CIDMAPARAM_W_MODE_LINEAR;
if (tiled)
cfg |= EXYNOS_CIDMAPARAM_W_MODE_64X32;
else
cfg |= EXYNOS_CIDMAPARAM_W_MODE_LINEAR;
fimc_write(ctx, cfg, EXYNOS_CIDMAPARAM);
return fimc_dst_set_fmt_order(ctx, fmt);
fimc_dst_set_fmt_order(ctx, fmt);
}
static int fimc_dst_set_transf(struct device *dev,
enum drm_exynos_degree degree,
enum drm_exynos_flip flip, bool *swap)
static void fimc_dst_set_transf(struct fimc_context *ctx, unsigned int rotation)
{
struct fimc_context *ctx = get_fimc_context(dev);
struct exynos_drm_ippdrv *ippdrv = &ctx->ippdrv;
unsigned int degree = rotation & DRM_MODE_ROTATE_MASK;
u32 cfg;
DRM_DEBUG_KMS("degree[%d]flip[0x%x]\n", degree, flip);
DRM_DEBUG_KMS("rotation[0x%x]\n", rotation);
cfg = fimc_read(ctx, EXYNOS_CITRGFMT);
cfg &= ~EXYNOS_CITRGFMT_FLIP_MASK;
cfg &= ~EXYNOS_CITRGFMT_OUTROT90_CLOCKWISE;
switch (degree) {
case EXYNOS_DRM_DEGREE_0:
if (flip & EXYNOS_DRM_FLIP_VERTICAL)
case DRM_MODE_ROTATE_0:
if (rotation & DRM_MODE_REFLECT_X)
cfg |= EXYNOS_CITRGFMT_FLIP_X_MIRROR;
if (flip & EXYNOS_DRM_FLIP_HORIZONTAL)
if (rotation & DRM_MODE_REFLECT_Y)
cfg |= EXYNOS_CITRGFMT_FLIP_Y_MIRROR;
break;
case EXYNOS_DRM_DEGREE_90:
case DRM_MODE_ROTATE_90:
cfg |= EXYNOS_CITRGFMT_OUTROT90_CLOCKWISE;
if (flip & EXYNOS_DRM_FLIP_VERTICAL)
if (rotation & DRM_MODE_REFLECT_X)
cfg |= EXYNOS_CITRGFMT_FLIP_X_MIRROR;
if (flip & EXYNOS_DRM_FLIP_HORIZONTAL)
if (rotation & DRM_MODE_REFLECT_Y)
cfg |= EXYNOS_CITRGFMT_FLIP_Y_MIRROR;
break;
case EXYNOS_DRM_DEGREE_180:
case DRM_MODE_ROTATE_180:
cfg |= (EXYNOS_CITRGFMT_FLIP_X_MIRROR |
EXYNOS_CITRGFMT_FLIP_Y_MIRROR);
if (flip & EXYNOS_DRM_FLIP_VERTICAL)
if (rotation & DRM_MODE_REFLECT_X)
cfg &= ~EXYNOS_CITRGFMT_FLIP_X_MIRROR;
if (flip & EXYNOS_DRM_FLIP_HORIZONTAL)
if (rotation & DRM_MODE_REFLECT_Y)
cfg &= ~EXYNOS_CITRGFMT_FLIP_Y_MIRROR;
break;
case EXYNOS_DRM_DEGREE_270:
case DRM_MODE_ROTATE_270:
cfg |= (EXYNOS_CITRGFMT_OUTROT90_CLOCKWISE |
EXYNOS_CITRGFMT_FLIP_X_MIRROR |
EXYNOS_CITRGFMT_FLIP_Y_MIRROR);
if (flip & EXYNOS_DRM_FLIP_VERTICAL)
if (rotation & DRM_MODE_REFLECT_X)
cfg &= ~EXYNOS_CITRGFMT_FLIP_X_MIRROR;
if (flip & EXYNOS_DRM_FLIP_HORIZONTAL)
if (rotation & DRM_MODE_REFLECT_Y)
cfg &= ~EXYNOS_CITRGFMT_FLIP_Y_MIRROR;
break;
default:
dev_err(ippdrv->dev, "invalid degree value %d.\n", degree);
return -EINVAL;
}
fimc_write(ctx, cfg, EXYNOS_CITRGFMT);
*swap = (cfg & EXYNOS_CITRGFMT_OUTROT90_CLOCKWISE) ? 1 : 0;
return 0;
}
static int fimc_set_prescaler(struct fimc_context *ctx, struct fimc_scaler *sc,
struct drm_exynos_pos *src, struct drm_exynos_pos *dst)
struct drm_exynos_ipp_task_rect *src,
struct drm_exynos_ipp_task_rect *dst)
{
struct exynos_drm_ippdrv *ippdrv = &ctx->ippdrv;
u32 cfg, cfg_ext, shfactor;
u32 pre_dst_width, pre_dst_height;
u32 hfactor, vfactor;
......@@ -942,13 +762,13 @@ static int fimc_set_prescaler(struct fimc_context *ctx, struct fimc_scaler *sc,
/* fimc_ippdrv_check_property assures that dividers are not null */
hfactor = fls(src_w / dst_w / 2);
if (hfactor > FIMC_SHFACTOR / 2) {
dev_err(ippdrv->dev, "failed to get ratio horizontal.\n");
dev_err(ctx->dev, "failed to get ratio horizontal.\n");
return -EINVAL;
}
vfactor = fls(src_h / dst_h / 2);
if (vfactor > FIMC_SHFACTOR / 2) {
dev_err(ippdrv->dev, "failed to get ratio vertical.\n");
dev_err(ctx->dev, "failed to get ratio vertical.\n");
return -EINVAL;
}
......@@ -1019,83 +839,77 @@ static void fimc_set_scaler(struct fimc_context *ctx, struct fimc_scaler *sc)
fimc_write(ctx, cfg_ext, EXYNOS_CIEXTEN);
}
static int fimc_dst_set_size(struct device *dev, int swap,
struct drm_exynos_pos *pos, struct drm_exynos_sz *sz)
static void fimc_dst_set_size(struct fimc_context *ctx,
struct exynos_drm_ipp_buffer *buf)
{
struct fimc_context *ctx = get_fimc_context(dev);
struct drm_exynos_pos img_pos = *pos;
struct drm_exynos_sz img_sz = *sz;
u32 cfg;
u32 cfg, cfg_ext;
DRM_DEBUG_KMS("swap[%d]hsize[%d]vsize[%d]\n",
swap, sz->hsize, sz->vsize);
DRM_DEBUG_KMS("hsize[%d]vsize[%d]\n", buf->buf.width, buf->buf.height);
/* original size */
cfg = (EXYNOS_ORGOSIZE_HORIZONTAL(img_sz.hsize) |
EXYNOS_ORGOSIZE_VERTICAL(img_sz.vsize));
cfg = (EXYNOS_ORGOSIZE_HORIZONTAL(buf->buf.width) |
EXYNOS_ORGOSIZE_VERTICAL(buf->buf.height));
fimc_write(ctx, cfg, EXYNOS_ORGOSIZE);
DRM_DEBUG_KMS("x[%d]y[%d]w[%d]h[%d]\n", pos->x, pos->y, pos->w, pos->h);
DRM_DEBUG_KMS("x[%d]y[%d]w[%d]h[%d]\n", buf->rect.x, buf->rect.y,
buf->rect.w, buf->rect.h);
/* CSC ITU */
cfg = fimc_read(ctx, EXYNOS_CIGCTRL);
cfg &= ~EXYNOS_CIGCTRL_CSC_MASK;
if (sz->hsize >= FIMC_WIDTH_ITU_709)
if (buf->buf.width >= FIMC_WIDTH_ITU_709)
cfg |= EXYNOS_CIGCTRL_CSC_ITU709;
else
cfg |= EXYNOS_CIGCTRL_CSC_ITU601;
fimc_write(ctx, cfg, EXYNOS_CIGCTRL);
if (swap) {
img_pos.w = pos->h;
img_pos.h = pos->w;
img_sz.hsize = sz->vsize;
img_sz.vsize = sz->hsize;
}
cfg_ext = fimc_read(ctx, EXYNOS_CITRGFMT);
/* target image size */
cfg = fimc_read(ctx, EXYNOS_CITRGFMT);
cfg &= ~(EXYNOS_CITRGFMT_TARGETH_MASK |
EXYNOS_CITRGFMT_TARGETV_MASK);
cfg |= (EXYNOS_CITRGFMT_TARGETHSIZE(img_pos.w) |
EXYNOS_CITRGFMT_TARGETVSIZE(img_pos.h));
if (cfg_ext & EXYNOS_CITRGFMT_OUTROT90_CLOCKWISE)
cfg |= (EXYNOS_CITRGFMT_TARGETHSIZE(buf->rect.h) |
EXYNOS_CITRGFMT_TARGETVSIZE(buf->rect.w));
else
cfg |= (EXYNOS_CITRGFMT_TARGETHSIZE(buf->rect.w) |
EXYNOS_CITRGFMT_TARGETVSIZE(buf->rect.h));
fimc_write(ctx, cfg, EXYNOS_CITRGFMT);
/* target area */
cfg = EXYNOS_CITAREA_TARGET_AREA(img_pos.w * img_pos.h);
cfg = EXYNOS_CITAREA_TARGET_AREA(buf->rect.w * buf->rect.h);
fimc_write(ctx, cfg, EXYNOS_CITAREA);
/* offset Y(RGB), Cb, Cr */
cfg = (EXYNOS_CIOYOFF_HORIZONTAL(img_pos.x) |
EXYNOS_CIOYOFF_VERTICAL(img_pos.y));
cfg = (EXYNOS_CIOYOFF_HORIZONTAL(buf->rect.x) |
EXYNOS_CIOYOFF_VERTICAL(buf->rect.y));
fimc_write(ctx, cfg, EXYNOS_CIOYOFF);
cfg = (EXYNOS_CIOCBOFF_HORIZONTAL(img_pos.x) |
EXYNOS_CIOCBOFF_VERTICAL(img_pos.y));
cfg = (EXYNOS_CIOCBOFF_HORIZONTAL(buf->rect.x) |
EXYNOS_CIOCBOFF_VERTICAL(buf->rect.y));
fimc_write(ctx, cfg, EXYNOS_CIOCBOFF);
cfg = (EXYNOS_CIOCROFF_HORIZONTAL(img_pos.x) |
EXYNOS_CIOCROFF_VERTICAL(img_pos.y));
cfg = (EXYNOS_CIOCROFF_HORIZONTAL(buf->rect.x) |
EXYNOS_CIOCROFF_VERTICAL(buf->rect.y));
fimc_write(ctx, cfg, EXYNOS_CIOCROFF);
return 0;
}
static void fimc_dst_set_buf_seq(struct fimc_context *ctx, u32 buf_id,
enum drm_exynos_ipp_buf_type buf_type)
bool enqueue)
{
unsigned long flags;
u32 buf_num;
u32 cfg;
DRM_DEBUG_KMS("buf_id[%d]buf_type[%d]\n", buf_id, buf_type);
DRM_DEBUG_KMS("buf_id[%d]enqueu[%d]\n", buf_id, enqueue);
spin_lock_irqsave(&ctx->lock, flags);
cfg = fimc_read(ctx, EXYNOS_CIFCNTSEQ);
if (buf_type == IPP_BUF_ENQUEUE)
if (enqueue)
cfg |= (1 << buf_id);
else
cfg &= ~(1 << buf_id);
......@@ -1104,88 +918,29 @@ static void fimc_dst_set_buf_seq(struct fimc_context *ctx, u32 buf_id,
buf_num = hweight32(cfg);
if (buf_type == IPP_BUF_ENQUEUE && buf_num >= FIMC_BUF_START)
if (enqueue && buf_num >= FIMC_BUF_START)
fimc_mask_irq(ctx, true);
else if (buf_type == IPP_BUF_DEQUEUE && buf_num <= FIMC_BUF_STOP)
else if (!enqueue && buf_num <= FIMC_BUF_STOP)
fimc_mask_irq(ctx, false);
spin_unlock_irqrestore(&ctx->lock, flags);
}
static int fimc_dst_set_addr(struct device *dev,
struct drm_exynos_ipp_buf_info *buf_info, u32 buf_id,
enum drm_exynos_ipp_buf_type buf_type)
static void fimc_dst_set_addr(struct fimc_context *ctx,
struct exynos_drm_ipp_buffer *buf)
{
struct fimc_context *ctx = get_fimc_context(dev);
struct exynos_drm_ippdrv *ippdrv = &ctx->ippdrv;
struct drm_exynos_ipp_cmd_node *c_node = ippdrv->c_node;
struct drm_exynos_ipp_property *property;
struct drm_exynos_ipp_config *config;
if (!c_node) {
DRM_ERROR("failed to get c_node.\n");
return -EINVAL;
}
property = &c_node->property;
DRM_DEBUG_KMS("prop_id[%d]buf_id[%d]buf_type[%d]\n",
property->prop_id, buf_id, buf_type);
fimc_write(ctx, buf->dma_addr[0], EXYNOS_CIOYSA(0));
fimc_write(ctx, buf->dma_addr[1], EXYNOS_CIOCBSA(0));
fimc_write(ctx, buf->dma_addr[2], EXYNOS_CIOCRSA(0));
if (buf_id > FIMC_MAX_DST) {
dev_info(ippdrv->dev, "invalid buf_id %d.\n", buf_id);
return -ENOMEM;
}
/* address register set */
switch (buf_type) {
case IPP_BUF_ENQUEUE:
config = &property->config[EXYNOS_DRM_OPS_DST];
fimc_write(ctx, buf_info->base[EXYNOS_DRM_PLANAR_Y],
EXYNOS_CIOYSA(buf_id));
if (config->fmt == DRM_FORMAT_YVU420) {
fimc_write(ctx, buf_info->base[EXYNOS_DRM_PLANAR_CR],
EXYNOS_CIOCBSA(buf_id));
fimc_write(ctx, buf_info->base[EXYNOS_DRM_PLANAR_CB],
EXYNOS_CIOCRSA(buf_id));
} else {
fimc_write(ctx, buf_info->base[EXYNOS_DRM_PLANAR_CB],
EXYNOS_CIOCBSA(buf_id));
fimc_write(ctx, buf_info->base[EXYNOS_DRM_PLANAR_CR],
EXYNOS_CIOCRSA(buf_id));
}
break;
case IPP_BUF_DEQUEUE:
fimc_write(ctx, 0x0, EXYNOS_CIOYSA(buf_id));
fimc_write(ctx, 0x0, EXYNOS_CIOCBSA(buf_id));
fimc_write(ctx, 0x0, EXYNOS_CIOCRSA(buf_id));
break;
default:
/* bypass */
break;
}
fimc_dst_set_buf_seq(ctx, buf_id, buf_type);
return 0;
fimc_dst_set_buf_seq(ctx, 0, true);
}
static struct exynos_drm_ipp_ops fimc_dst_ops = {
.set_fmt = fimc_dst_set_fmt,
.set_transf = fimc_dst_set_transf,
.set_size = fimc_dst_set_size,
.set_addr = fimc_dst_set_addr,
};
static void fimc_stop(struct fimc_context *ctx);
static irqreturn_t fimc_irq_handler(int irq, void *dev_id)
{
struct fimc_context *ctx = dev_id;
struct exynos_drm_ippdrv *ippdrv = &ctx->ippdrv;
struct drm_exynos_ipp_cmd_node *c_node = ippdrv->c_node;
struct drm_exynos_ipp_event_work *event_work =
c_node->event_work;
int buf_id;
DRM_DEBUG_KMS("fimc id[%d]\n", ctx->id);
......@@ -1203,170 +958,19 @@ static irqreturn_t fimc_irq_handler(int irq, void *dev_id)
DRM_DEBUG_KMS("buf_id[%d]\n", buf_id);
fimc_dst_set_buf_seq(ctx, buf_id, IPP_BUF_DEQUEUE);
event_work->ippdrv = ippdrv;
event_work->buf_id[EXYNOS_DRM_OPS_DST] = buf_id;
queue_work(ippdrv->event_workq, &event_work->work);
return IRQ_HANDLED;
}
static int fimc_init_prop_list(struct exynos_drm_ippdrv *ippdrv)
{
struct drm_exynos_ipp_prop_list *prop_list = &ippdrv->prop_list;
prop_list->version = 1;
prop_list->writeback = 1;
prop_list->refresh_min = FIMC_REFRESH_MIN;
prop_list->refresh_max = FIMC_REFRESH_MAX;
prop_list->flip = (1 << EXYNOS_DRM_FLIP_NONE) |
(1 << EXYNOS_DRM_FLIP_VERTICAL) |
(1 << EXYNOS_DRM_FLIP_HORIZONTAL);
prop_list->degree = (1 << EXYNOS_DRM_DEGREE_0) |
(1 << EXYNOS_DRM_DEGREE_90) |
(1 << EXYNOS_DRM_DEGREE_180) |
(1 << EXYNOS_DRM_DEGREE_270);
prop_list->csc = 1;
prop_list->crop = 1;
prop_list->crop_max.hsize = FIMC_CROP_MAX;
prop_list->crop_max.vsize = FIMC_CROP_MAX;
prop_list->crop_min.hsize = FIMC_CROP_MIN;
prop_list->crop_min.vsize = FIMC_CROP_MIN;
prop_list->scale = 1;
prop_list->scale_max.hsize = FIMC_SCALE_MAX;
prop_list->scale_max.vsize = FIMC_SCALE_MAX;
prop_list->scale_min.hsize = FIMC_SCALE_MIN;
prop_list->scale_min.vsize = FIMC_SCALE_MIN;
return 0;
}
static inline bool fimc_check_drm_flip(enum drm_exynos_flip flip)
{
switch (flip) {
case EXYNOS_DRM_FLIP_NONE:
case EXYNOS_DRM_FLIP_VERTICAL:
case EXYNOS_DRM_FLIP_HORIZONTAL:
case EXYNOS_DRM_FLIP_BOTH:
return true;
default:
DRM_DEBUG_KMS("invalid flip\n");
return false;
}
}
static int fimc_ippdrv_check_property(struct device *dev,
struct drm_exynos_ipp_property *property)
{
struct fimc_context *ctx = get_fimc_context(dev);
struct exynos_drm_ippdrv *ippdrv = &ctx->ippdrv;
struct drm_exynos_ipp_prop_list *pp = &ippdrv->prop_list;
struct drm_exynos_ipp_config *config;
struct drm_exynos_pos *pos;
struct drm_exynos_sz *sz;
bool swap;
int i;
for_each_ipp_ops(i) {
if ((i == EXYNOS_DRM_OPS_SRC) &&
(property->cmd == IPP_CMD_WB))
continue;
config = &property->config[i];
pos = &config->pos;
sz = &config->sz;
/* check for flip */
if (!fimc_check_drm_flip(config->flip)) {
DRM_ERROR("invalid flip.\n");
goto err_property;
}
/* check for degree */
switch (config->degree) {
case EXYNOS_DRM_DEGREE_90:
case EXYNOS_DRM_DEGREE_270:
swap = true;
break;
case EXYNOS_DRM_DEGREE_0:
case EXYNOS_DRM_DEGREE_180:
swap = false;
break;
default:
DRM_ERROR("invalid degree.\n");
goto err_property;
}
/* check for buffer bound */
if ((pos->x + pos->w > sz->hsize) ||
(pos->y + pos->h > sz->vsize)) {
DRM_ERROR("out of buf bound.\n");
goto err_property;
}
if (ctx->task) {
struct exynos_drm_ipp_task *task = ctx->task;
/* check for crop */
if ((i == EXYNOS_DRM_OPS_SRC) && (pp->crop)) {
if (swap) {
if ((pos->h < pp->crop_min.hsize) ||
(sz->vsize > pp->crop_max.hsize) ||
(pos->w < pp->crop_min.vsize) ||
(sz->hsize > pp->crop_max.vsize)) {
DRM_ERROR("out of crop size.\n");
goto err_property;
}
} else {
if ((pos->w < pp->crop_min.hsize) ||
(sz->hsize > pp->crop_max.hsize) ||
(pos->h < pp->crop_min.vsize) ||
(sz->vsize > pp->crop_max.vsize)) {
DRM_ERROR("out of crop size.\n");
goto err_property;
}
}
}
/* check for scale */
if ((i == EXYNOS_DRM_OPS_DST) && (pp->scale)) {
if (swap) {
if ((pos->h < pp->scale_min.hsize) ||
(sz->vsize > pp->scale_max.hsize) ||
(pos->w < pp->scale_min.vsize) ||
(sz->hsize > pp->scale_max.vsize)) {
DRM_ERROR("out of scale size.\n");
goto err_property;
}
} else {
if ((pos->w < pp->scale_min.hsize) ||
(sz->hsize > pp->scale_max.hsize) ||
(pos->h < pp->scale_min.vsize) ||
(sz->vsize > pp->scale_max.vsize)) {
DRM_ERROR("out of scale size.\n");
goto err_property;
}
}
}
ctx->task = NULL;
pm_runtime_mark_last_busy(ctx->dev);
pm_runtime_put_autosuspend(ctx->dev);
exynos_drm_ipp_task_done(task, 0);
}
return 0;
fimc_dst_set_buf_seq(ctx, buf_id, false);
fimc_stop(ctx);
err_property:
for_each_ipp_ops(i) {
if ((i == EXYNOS_DRM_OPS_SRC) &&
(property->cmd == IPP_CMD_WB))
continue;
config = &property->config[i];
pos = &config->pos;
sz = &config->sz;
DRM_ERROR("[%s]f[%d]r[%d]pos[%d %d %d %d]sz[%d %d]\n",
i ? "dst" : "src", config->flip, config->degree,
pos->x, pos->y, pos->w, pos->h,
sz->hsize, sz->vsize);
}
return -EINVAL;
return IRQ_HANDLED;
}
static void fimc_clear_addr(struct fimc_context *ctx)
......@@ -1386,10 +990,8 @@ static void fimc_clear_addr(struct fimc_context *ctx)
}
}
static int fimc_ippdrv_reset(struct device *dev)
static void fimc_reset(struct fimc_context *ctx)
{
struct fimc_context *ctx = get_fimc_context(dev);
/* reset h/w block */
fimc_sw_reset(ctx);
......@@ -1397,82 +999,26 @@ static int fimc_ippdrv_reset(struct device *dev)
memset(&ctx->sc, 0x0, sizeof(ctx->sc));
fimc_clear_addr(ctx);
return 0;
}
static int fimc_ippdrv_start(struct device *dev, enum drm_exynos_ipp_cmd cmd)
static void fimc_start(struct fimc_context *ctx)
{
struct fimc_context *ctx = get_fimc_context(dev);
struct exynos_drm_ippdrv *ippdrv = &ctx->ippdrv;
struct drm_exynos_ipp_cmd_node *c_node = ippdrv->c_node;
struct drm_exynos_ipp_property *property;
struct drm_exynos_ipp_config *config;
struct drm_exynos_pos img_pos[EXYNOS_DRM_OPS_MAX];
struct drm_exynos_ipp_set_wb set_wb;
int ret, i;
u32 cfg0, cfg1;
DRM_DEBUG_KMS("cmd[%d]\n", cmd);
if (!c_node) {
DRM_ERROR("failed to get c_node.\n");
return -EINVAL;
}
property = &c_node->property;
fimc_mask_irq(ctx, true);
for_each_ipp_ops(i) {
config = &property->config[i];
img_pos[i] = config->pos;
}
ret = fimc_set_prescaler(ctx, &ctx->sc,
&img_pos[EXYNOS_DRM_OPS_SRC],
&img_pos[EXYNOS_DRM_OPS_DST]);
if (ret) {
dev_err(dev, "failed to set prescaler.\n");
return ret;
}
/* If set ture, we can save jpeg about screen */
/* If set true, we can save jpeg about screen */
fimc_handle_jpeg(ctx, false);
fimc_set_scaler(ctx, &ctx->sc);
switch (cmd) {
case IPP_CMD_M2M:
fimc_set_type_ctrl(ctx, FIMC_WB_NONE);
fimc_handle_lastend(ctx, false);
/* setup dma */
cfg0 = fimc_read(ctx, EXYNOS_MSCTRL);
cfg0 &= ~EXYNOS_MSCTRL_INPUT_MASK;
cfg0 |= EXYNOS_MSCTRL_INPUT_MEMORY;
fimc_write(ctx, cfg0, EXYNOS_MSCTRL);
break;
case IPP_CMD_WB:
fimc_set_type_ctrl(ctx, FIMC_WB_A);
fimc_handle_lastend(ctx, true);
/* setup FIMD */
ret = fimc_set_camblk_fimd0_wb(ctx);
if (ret < 0) {
dev_err(dev, "camblk setup failed.\n");
return ret;
}
fimc_set_type_ctrl(ctx);
fimc_handle_lastend(ctx, false);
set_wb.enable = 1;
set_wb.refresh = property->refresh_rate;
exynos_drm_ippnb_send_event(IPP_SET_WRITEBACK, (void *)&set_wb);
break;
case IPP_CMD_OUTPUT:
default:
ret = -EINVAL;
dev_err(dev, "invalid operations.\n");
return ret;
}
/* setup dma */
cfg0 = fimc_read(ctx, EXYNOS_MSCTRL);
cfg0 &= ~EXYNOS_MSCTRL_INPUT_MASK;
cfg0 |= EXYNOS_MSCTRL_INPUT_MEMORY;
fimc_write(ctx, cfg0, EXYNOS_MSCTRL);
/* Reset status */
fimc_write(ctx, 0x0, EXYNOS_CISTATUS);
......@@ -1498,36 +1044,18 @@ static int fimc_ippdrv_start(struct device *dev, enum drm_exynos_ipp_cmd cmd)
fimc_clear_bits(ctx, EXYNOS_CIOCTRL, EXYNOS_CIOCTRL_WEAVE_MASK);
if (cmd == IPP_CMD_M2M)
fimc_set_bits(ctx, EXYNOS_MSCTRL, EXYNOS_MSCTRL_ENVID);
return 0;
fimc_set_bits(ctx, EXYNOS_MSCTRL, EXYNOS_MSCTRL_ENVID);
}
static void fimc_ippdrv_stop(struct device *dev, enum drm_exynos_ipp_cmd cmd)
static void fimc_stop(struct fimc_context *ctx)
{
struct fimc_context *ctx = get_fimc_context(dev);
struct drm_exynos_ipp_set_wb set_wb = {0, 0};
u32 cfg;
DRM_DEBUG_KMS("cmd[%d]\n", cmd);
switch (cmd) {
case IPP_CMD_M2M:
/* Source clear */
cfg = fimc_read(ctx, EXYNOS_MSCTRL);
cfg &= ~EXYNOS_MSCTRL_INPUT_MASK;
cfg &= ~EXYNOS_MSCTRL_ENVID;
fimc_write(ctx, cfg, EXYNOS_MSCTRL);
break;
case IPP_CMD_WB:
exynos_drm_ippnb_send_event(IPP_SET_WRITEBACK, (void *)&set_wb);
break;
case IPP_CMD_OUTPUT:
default:
dev_err(dev, "invalid operations.\n");
break;
}
/* Source clear */
cfg = fimc_read(ctx, EXYNOS_MSCTRL);
cfg &= ~EXYNOS_MSCTRL_INPUT_MASK;
cfg &= ~EXYNOS_MSCTRL_ENVID;
fimc_write(ctx, cfg, EXYNOS_MSCTRL);
fimc_mask_irq(ctx, false);
......@@ -1545,6 +1073,87 @@ static void fimc_ippdrv_stop(struct device *dev, enum drm_exynos_ipp_cmd cmd)
fimc_set_bits(ctx, EXYNOS_CIGCTRL, EXYNOS_CIGCTRL_IRQ_END_DISABLE);
}
static int fimc_commit(struct exynos_drm_ipp *ipp,
struct exynos_drm_ipp_task *task)
{
struct fimc_context *ctx =
container_of(ipp, struct fimc_context, ipp);
pm_runtime_get_sync(ctx->dev);
ctx->task = task;
fimc_src_set_fmt(ctx, task->src.buf.fourcc, task->src.buf.modifier);
fimc_src_set_size(ctx, &task->src);
fimc_src_set_transf(ctx, DRM_MODE_ROTATE_0);
fimc_src_set_addr(ctx, &task->src);
fimc_dst_set_fmt(ctx, task->dst.buf.fourcc, task->dst.buf.modifier);
fimc_dst_set_transf(ctx, task->transform.rotation);
fimc_dst_set_size(ctx, &task->dst);
fimc_dst_set_addr(ctx, &task->dst);
fimc_set_prescaler(ctx, &ctx->sc, &task->src.rect, &task->dst.rect);
fimc_start(ctx);
return 0;
}
static void fimc_abort(struct exynos_drm_ipp *ipp,
struct exynos_drm_ipp_task *task)
{
struct fimc_context *ctx =
container_of(ipp, struct fimc_context, ipp);
fimc_reset(ctx);
if (ctx->task) {
struct exynos_drm_ipp_task *task = ctx->task;
ctx->task = NULL;
pm_runtime_mark_last_busy(ctx->dev);
pm_runtime_put_autosuspend(ctx->dev);
exynos_drm_ipp_task_done(task, -EIO);
}
}
static struct exynos_drm_ipp_funcs ipp_funcs = {
.commit = fimc_commit,
.abort = fimc_abort,
};
static int fimc_bind(struct device *dev, struct device *master, void *data)
{
struct fimc_context *ctx = dev_get_drvdata(dev);
struct drm_device *drm_dev = data;
struct exynos_drm_ipp *ipp = &ctx->ipp;
ctx->drm_dev = drm_dev;
drm_iommu_attach_device(drm_dev, dev);
exynos_drm_ipp_register(drm_dev, ipp, &ipp_funcs,
DRM_EXYNOS_IPP_CAP_CROP | DRM_EXYNOS_IPP_CAP_ROTATE |
DRM_EXYNOS_IPP_CAP_SCALE | DRM_EXYNOS_IPP_CAP_CONVERT,
ctx->formats, ctx->num_formats, "fimc");
dev_info(dev, "The exynos fimc has been probed successfully\n");
return 0;
}
static void fimc_unbind(struct device *dev, struct device *master,
void *data)
{
struct fimc_context *ctx = dev_get_drvdata(dev);
struct drm_device *drm_dev = data;
struct exynos_drm_ipp *ipp = &ctx->ipp;
exynos_drm_ipp_unregister(drm_dev, ipp);
drm_iommu_detach_device(drm_dev, dev);
}
static const struct component_ops fimc_component_ops = {
.bind = fimc_bind,
.unbind = fimc_unbind,
};
static void fimc_put_clocks(struct fimc_context *ctx)
{
int i;
......@@ -1559,7 +1168,7 @@ static void fimc_put_clocks(struct fimc_context *ctx)
static int fimc_setup_clocks(struct fimc_context *ctx)
{
struct device *fimc_dev = ctx->ippdrv.dev;
struct device *fimc_dev = ctx->dev;
struct device *dev;
int ret, i;
......@@ -1574,8 +1183,6 @@ static int fimc_setup_clocks(struct fimc_context *ctx)
ctx->clocks[i] = clk_get(dev, fimc_clock_names[i]);
if (IS_ERR(ctx->clocks[i])) {
if (i >= FIMC_CLK_MUX)
break;
ret = PTR_ERR(ctx->clocks[i]);
dev_err(fimc_dev, "failed to get clock: %s\n",
fimc_clock_names[i]);
......@@ -1583,20 +1190,6 @@ static int fimc_setup_clocks(struct fimc_context *ctx)
}
}
/* Optional FIMC LCLK parent clock setting */
if (!IS_ERR(ctx->clocks[FIMC_CLK_PARENT])) {
ret = clk_set_parent(ctx->clocks[FIMC_CLK_MUX],
ctx->clocks[FIMC_CLK_PARENT]);
if (ret < 0) {
dev_err(fimc_dev, "failed to set parent.\n");
goto e_clk_free;
}
}
ret = clk_set_rate(ctx->clocks[FIMC_CLK_LCLK], ctx->clk_frequency);
if (ret < 0)
goto e_clk_free;
ret = clk_prepare_enable(ctx->clocks[FIMC_CLK_LCLK]);
if (!ret)
return ret;
......@@ -1605,57 +1198,118 @@ static int fimc_setup_clocks(struct fimc_context *ctx)
return ret;
}
static int fimc_parse_dt(struct fimc_context *ctx)
int exynos_drm_check_fimc_device(struct device *dev)
{
struct device_node *node = ctx->ippdrv.dev->of_node;
unsigned int id = of_alias_get_id(dev->of_node, "fimc");
/* Handle only devices that support the LCD Writeback data path */
if (!of_property_read_bool(node, "samsung,lcd-wb"))
return -ENODEV;
if (id >= 0 && (BIT(id) & fimc_mask))
return 0;
return -ENODEV;
}
if (of_property_read_u32(node, "clock-frequency",
&ctx->clk_frequency))
ctx->clk_frequency = FIMC_DEFAULT_LCLK_FREQUENCY;
static const unsigned int fimc_formats[] = {
DRM_FORMAT_XRGB8888, DRM_FORMAT_RGB565,
DRM_FORMAT_NV12, DRM_FORMAT_NV16, DRM_FORMAT_NV21, DRM_FORMAT_NV61,
DRM_FORMAT_UYVY, DRM_FORMAT_VYUY, DRM_FORMAT_YUYV, DRM_FORMAT_YVYU,
DRM_FORMAT_YUV420, DRM_FORMAT_YVU420, DRM_FORMAT_YUV422,
DRM_FORMAT_YUV444,
};
ctx->id = of_alias_get_id(node, "fimc");
static const unsigned int fimc_tiled_formats[] = {
DRM_FORMAT_NV12, DRM_FORMAT_NV21,
};
if (ctx->id < 0) {
dev_err(ctx->ippdrv.dev, "failed to get node alias id.\n");
return -EINVAL;
}
static const struct drm_exynos_ipp_limit fimc_4210_limits_v1[] = {
{ IPP_SIZE_LIMIT(BUFFER, .h = { 16, 8192, 8 }, .v = { 16, 8192, 2 }) },
{ IPP_SIZE_LIMIT(AREA, .h = { 16, 4224, 2 }, .v = { 16, 0, 2 }) },
{ IPP_SIZE_LIMIT(ROTATED, .h = { 128, 1920 }, .v = { 128, 0 }) },
{ IPP_SCALE_LIMIT(.h = { (1 << 16) / 64, (1 << 16) * 64 },
.v = { (1 << 16) / 64, (1 << 16) * 64 }) },
};
return 0;
}
static const struct drm_exynos_ipp_limit fimc_4210_limits_v2[] = {
{ IPP_SIZE_LIMIT(BUFFER, .h = { 16, 8192, 8 }, .v = { 16, 8192, 2 }) },
{ IPP_SIZE_LIMIT(AREA, .h = { 16, 1920, 2 }, .v = { 16, 0, 2 }) },
{ IPP_SIZE_LIMIT(ROTATED, .h = { 128, 1366 }, .v = { 128, 0 }) },
{ IPP_SCALE_LIMIT(.h = { (1 << 16) / 64, (1 << 16) * 64 },
.v = { (1 << 16) / 64, (1 << 16) * 64 }) },
};
static const struct drm_exynos_ipp_limit fimc_4210_limits_tiled_v1[] = {
{ IPP_SIZE_LIMIT(BUFFER, .h = { 128, 1920, 128 }, .v = { 32, 1920, 32 }) },
{ IPP_SIZE_LIMIT(AREA, .h = { 128, 1920, 2 }, .v = { 128, 0, 2 }) },
{ IPP_SCALE_LIMIT(.h = { (1 << 16) / 64, (1 << 16) * 64 },
.v = { (1 << 16) / 64, (1 << 16) * 64 }) },
};
static const struct drm_exynos_ipp_limit fimc_4210_limits_tiled_v2[] = {
{ IPP_SIZE_LIMIT(BUFFER, .h = { 128, 1920, 128 }, .v = { 32, 1920, 32 }) },
{ IPP_SIZE_LIMIT(AREA, .h = { 128, 1366, 2 }, .v = { 128, 0, 2 }) },
{ IPP_SCALE_LIMIT(.h = { (1 << 16) / 64, (1 << 16) * 64 },
.v = { (1 << 16) / 64, (1 << 16) * 64 }) },
};
static int fimc_probe(struct platform_device *pdev)
{
const struct drm_exynos_ipp_limit *limits;
struct exynos_drm_ipp_formats *formats;
struct device *dev = &pdev->dev;
struct fimc_context *ctx;
struct resource *res;
struct exynos_drm_ippdrv *ippdrv;
int ret;
int i, j, num_limits, num_formats;
if (!dev->of_node) {
dev_err(dev, "device tree node not found.\n");
if (exynos_drm_check_fimc_device(dev) != 0)
return -ENODEV;
}
ctx = devm_kzalloc(dev, sizeof(*ctx), GFP_KERNEL);
if (!ctx)
return -ENOMEM;
ctx->ippdrv.dev = dev;
ctx->dev = dev;
ctx->id = of_alias_get_id(dev->of_node, "fimc");
ret = fimc_parse_dt(ctx);
if (ret < 0)
return ret;
/* construct formats/limits array */
num_formats = ARRAY_SIZE(fimc_formats) + ARRAY_SIZE(fimc_tiled_formats);
formats = devm_kzalloc(dev, sizeof(*formats) * num_formats, GFP_KERNEL);
if (!formats)
return -ENOMEM;
/* linear formats */
if (ctx->id < 3) {
limits = fimc_4210_limits_v1;
num_limits = ARRAY_SIZE(fimc_4210_limits_v1);
} else {
limits = fimc_4210_limits_v2;
num_limits = ARRAY_SIZE(fimc_4210_limits_v2);
}
for (i = 0; i < ARRAY_SIZE(fimc_formats); i++) {
formats[i].fourcc = fimc_formats[i];
formats[i].type = DRM_EXYNOS_IPP_FORMAT_SOURCE |
DRM_EXYNOS_IPP_FORMAT_DESTINATION;
formats[i].limits = limits;
formats[i].num_limits = num_limits;
}
ctx->sysreg = syscon_regmap_lookup_by_phandle(dev->of_node,
"samsung,sysreg");
if (IS_ERR(ctx->sysreg)) {
dev_err(dev, "syscon regmap lookup failed.\n");
return PTR_ERR(ctx->sysreg);
/* tiled formats */
if (ctx->id < 3) {
limits = fimc_4210_limits_tiled_v1;
num_limits = ARRAY_SIZE(fimc_4210_limits_tiled_v1);
} else {
limits = fimc_4210_limits_tiled_v2;
num_limits = ARRAY_SIZE(fimc_4210_limits_tiled_v2);
}
for (j = i, i = 0; i < ARRAY_SIZE(fimc_tiled_formats); j++, i++) {
formats[j].fourcc = fimc_tiled_formats[i];
formats[j].modifier = DRM_FORMAT_MOD_SAMSUNG_64_32_TILE;
formats[j].type = DRM_EXYNOS_IPP_FORMAT_SOURCE |
DRM_EXYNOS_IPP_FORMAT_DESTINATION;
formats[j].limits = limits;
formats[j].num_limits = num_limits;
}
ctx->formats = formats;
ctx->num_formats = num_formats;
/* resource memory */
ctx->regs_res = platform_get_resource(pdev, IORESOURCE_MEM, 0);
......@@ -1670,9 +1324,8 @@ static int fimc_probe(struct platform_device *pdev)
return -ENOENT;
}
ctx->irq = res->start;
ret = devm_request_threaded_irq(dev, ctx->irq, NULL, fimc_irq_handler,
IRQF_ONESHOT, "drm_fimc", ctx);
ret = devm_request_irq(dev, res->start, fimc_irq_handler,
0, dev_name(dev), ctx);
if (ret < 0) {
dev_err(dev, "failed to request irq.\n");
return ret;
......@@ -1682,39 +1335,24 @@ static int fimc_probe(struct platform_device *pdev)
if (ret < 0)
return ret;
ippdrv = &ctx->ippdrv;
ippdrv->ops[EXYNOS_DRM_OPS_SRC] = &fimc_src_ops;
ippdrv->ops[EXYNOS_DRM_OPS_DST] = &fimc_dst_ops;
ippdrv->check_property = fimc_ippdrv_check_property;
ippdrv->reset = fimc_ippdrv_reset;
ippdrv->start = fimc_ippdrv_start;
ippdrv->stop = fimc_ippdrv_stop;
ret = fimc_init_prop_list(ippdrv);
if (ret < 0) {
dev_err(dev, "failed to init property list.\n");
goto err_put_clk;
}
DRM_DEBUG_KMS("id[%d]ippdrv[%pK]\n", ctx->id, ippdrv);
spin_lock_init(&ctx->lock);
platform_set_drvdata(pdev, ctx);
pm_runtime_use_autosuspend(dev);
pm_runtime_set_autosuspend_delay(dev, FIMC_AUTOSUSPEND_DELAY);
pm_runtime_enable(dev);
ret = exynos_drm_ippdrv_register(ippdrv);
if (ret < 0) {
dev_err(dev, "failed to register drm fimc device.\n");
ret = component_add(dev, &fimc_component_ops);
if (ret)
goto err_pm_dis;
}
dev_info(dev, "drm fimc registered successfully.\n");
return 0;
err_pm_dis:
pm_runtime_dont_use_autosuspend(dev);
pm_runtime_disable(dev);
err_put_clk:
fimc_put_clocks(ctx);
return ret;
......@@ -1724,42 +1362,24 @@ static int fimc_remove(struct platform_device *pdev)
{
struct device *dev = &pdev->dev;
struct fimc_context *ctx = get_fimc_context(dev);
struct exynos_drm_ippdrv *ippdrv = &ctx->ippdrv;
exynos_drm_ippdrv_unregister(ippdrv);
component_del(dev, &fimc_component_ops);
pm_runtime_dont_use_autosuspend(dev);
pm_runtime_disable(dev);
fimc_put_clocks(ctx);
pm_runtime_set_suspended(dev);
pm_runtime_disable(dev);
return 0;
}
#ifdef CONFIG_PM
static int fimc_clk_ctrl(struct fimc_context *ctx, bool enable)
{
DRM_DEBUG_KMS("enable[%d]\n", enable);
if (enable) {
clk_prepare_enable(ctx->clocks[FIMC_CLK_GATE]);
clk_prepare_enable(ctx->clocks[FIMC_CLK_WB_A]);
ctx->suspended = false;
} else {
clk_disable_unprepare(ctx->clocks[FIMC_CLK_GATE]);
clk_disable_unprepare(ctx->clocks[FIMC_CLK_WB_A]);
ctx->suspended = true;
}
return 0;
}
static int fimc_runtime_suspend(struct device *dev)
{
struct fimc_context *ctx = get_fimc_context(dev);
DRM_DEBUG_KMS("id[%d]\n", ctx->id);
return fimc_clk_ctrl(ctx, false);
clk_disable_unprepare(ctx->clocks[FIMC_CLK_GATE]);
return 0;
}
static int fimc_runtime_resume(struct device *dev)
......@@ -1767,8 +1387,7 @@ static int fimc_runtime_resume(struct device *dev)
struct fimc_context *ctx = get_fimc_context(dev);
DRM_DEBUG_KMS("id[%d]\n", ctx->id);
return fimc_clk_ctrl(ctx, true);
return clk_prepare_enable(ctx->clocks[FIMC_CLK_GATE]);
}
#endif
......@@ -1795,4 +1414,3 @@ struct platform_driver fimc_driver = {
.pm = &fimc_pm_ops,
},
};
/*
* Copyright (c) 2012 Samsung Electronics Co., Ltd.
*
* Authors:
* Eunchul Kim <chulspro.kim@samsung.com>
* Jinyoung Jeon <jy0.jeon@samsung.com>
* Sangmin Lee <lsmin.lee@samsung.com>
*
* This program is free software; you can redistribute it and/or modify it
* under the terms of the GNU General Public License as published by the
* Free Software Foundation; either version 2 of the License, or (at your
* option) any later version.
*/
#ifndef _EXYNOS_DRM_FIMC_H_
#define _EXYNOS_DRM_FIMC_H_
/*
* TODO
* FIMD output interface notifier callback.
*/
#endif /* _EXYNOS_DRM_FIMC_H_ */
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