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[media] s5p-fimc: Minor cleanups 

Tidy up the variant and driver data handling. Remove the 'samsung_'
prefix from some data structures since it doesn't really carry any
useful information and makes the names unnecessarily long.

Signed-off-by: Sylwester Nawrocki <s.nawrocki@samsung.com>
Signed-off-by: Kyungmin Park <kyungmin.park@samsung.com>
Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>
This commit is contained in:
Sylwester Nawrocki 2012-04-27 09:33:23 -03:00 коммит произвёл Mauro Carvalho Chehab
Родитель 3d112d9ace
Коммит bb7c276ec4
5 изменённых файлов: 53 добавлений и 51 удалений
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33
drivers/media/video/s5p-fimc/fimc-capture.c
Просмотреть файл

@ -31,7 +31,7 @@
#include "fimc-core.h"
#include "fimc-reg.h"
static int fimc_init_capture(struct fimc_dev *fimc)
static int fimc_capture_hw_init(struct fimc_dev *fimc)
{
struct fimc_ctx *ctx = fimc->vid_cap.ctx;
struct fimc_pipeline *p = &fimc->pipeline;
@ -73,6 +73,14 @@ static int fimc_init_capture(struct fimc_dev *fimc)
return ret;
}
/*
* Reinitialize the driver so it is ready to start the streaming again.
* Set fimc->state to indicate stream off and the hardware shut down state.
* If not suspending (@suspend is false), return any buffers to videobuf2.
* Otherwise put any owned buffers onto the pending buffers queue, so they
* can be re-spun when the device is being resumed. Also perform FIMC
* software reset and disable streaming on the whole pipeline if required.
*/
static int fimc_capture_state_cleanup(struct fimc_dev *fimc, bool suspend)
{
struct fimc_vid_cap *cap = &fimc->vid_cap;
@ -146,9 +154,6 @@ static int fimc_capture_config_update(struct fimc_ctx *ctx)
struct fimc_dev *fimc = ctx->fimc_dev;
int ret;
if (!test_bit(ST_CAPT_APPLY_CFG, &fimc->state))
return 0;
fimc_hw_set_camera_offset(fimc, &ctx->s_frame);
ret = fimc_set_scaler_info(ctx);
@ -220,7 +225,8 @@ void fimc_capture_irq_handler(struct fimc_dev *fimc, int deq_buf)
set_bit(ST_CAPT_RUN, &fimc->state);
}
fimc_capture_config_update(cap->ctx);
if (test_bit(ST_CAPT_APPLY_CFG, &fimc->state))
fimc_capture_config_update(cap->ctx);
done:
if (cap->active_buf_cnt == 1) {
fimc_deactivate_capture(fimc);
@ -242,9 +248,11 @@ static int start_streaming(struct vb2_queue *q, unsigned int count)
vid_cap->frame_count = 0;
ret = fimc_init_capture(fimc);
if (ret)
goto error;
ret = fimc_capture_hw_init(fimc);
if (ret) {
fimc_capture_state_cleanup(fimc, false);
return ret;
}
set_bit(ST_CAPT_PEND, &fimc->state);
@ -259,9 +267,6 @@ static int start_streaming(struct vb2_queue *q, unsigned int count)
}
return 0;
error:
fimc_capture_state_cleanup(fimc, false);
return ret;
}
static int stop_streaming(struct vb2_queue *q)
@ -300,7 +305,7 @@ int fimc_capture_resume(struct fimc_dev *fimc)
vid_cap->buf_index = 0;
fimc_pipeline_initialize(&fimc->pipeline, &vid_cap->vfd->entity,
false);
fimc_init_capture(fimc);
fimc_capture_hw_init(fimc);
clear_bit(ST_CAPT_SUSPENDED, &fimc->state);
@ -563,7 +568,7 @@ static struct fimc_fmt *fimc_capture_try_format(struct fimc_ctx *ctx,
{
bool rotation = ctx->rotation == 90 || ctx->rotation == 270;
struct fimc_dev *fimc = ctx->fimc_dev;
struct samsung_fimc_variant *var = fimc->variant;
struct fimc_variant *var = fimc->variant;
struct fimc_pix_limit *pl = var->pix_limit;
struct fimc_frame *dst = &ctx->d_frame;
u32 depth, min_w, max_w, min_h, align_h = 3;
@ -629,7 +634,7 @@ static void fimc_capture_try_crop(struct fimc_ctx *ctx, struct v4l2_rect *r,
{
bool rotate = ctx->rotation == 90 || ctx->rotation == 270;
struct fimc_dev *fimc = ctx->fimc_dev;
struct samsung_fimc_variant *var = fimc->variant;
struct fimc_variant *var = fimc->variant;
struct fimc_pix_limit *pl = var->pix_limit;
struct fimc_frame *sink = &ctx->s_frame;
u32 max_w, max_h, min_w = 0, min_h = 0, min_sz;

41
drivers/media/video/s5p-fimc/fimc-core.c
Просмотреть файл

@ -188,7 +188,7 @@ static struct fimc_fmt fimc_formats[] = {
},
};
struct fimc_fmt * fimc_get_format(unsigned int index)
struct fimc_fmt *fimc_get_format(unsigned int index)
{
if (index >= ARRAY_SIZE(fimc_formats))
return NULL;
@ -231,7 +231,7 @@ static int fimc_get_scaler_factor(u32 src, u32 tar, u32 *ratio, u32 *shift)
int fimc_set_scaler_info(struct fimc_ctx *ctx)
{
struct samsung_fimc_variant *variant = ctx->fimc_dev->variant;
struct fimc_variant *variant = ctx->fimc_dev->variant;
struct device *dev = &ctx->fimc_dev->pdev->dev;
struct fimc_scaler *sc = &ctx->scaler;
struct fimc_frame *s_frame = &ctx->s_frame;
@ -430,7 +430,7 @@ void fimc_set_yuv_order(struct fimc_ctx *ctx)
void fimc_prepare_dma_offset(struct fimc_ctx *ctx, struct fimc_frame *f)
{
struct samsung_fimc_variant *variant = ctx->fimc_dev->variant;
struct fimc_variant *variant = ctx->fimc_dev->variant;
u32 i, depth = 0;
for (i = 0; i < f->fmt->colplanes; i++)
@ -472,7 +472,7 @@ void fimc_prepare_dma_offset(struct fimc_ctx *ctx, struct fimc_frame *f)
static int __fimc_s_ctrl(struct fimc_ctx *ctx, struct v4l2_ctrl *ctrl)
{
struct fimc_dev *fimc = ctx->fimc_dev;
struct samsung_fimc_variant *variant = fimc->variant;
struct fimc_variant *variant = fimc->variant;
unsigned int flags = FIMC_DST_FMT | FIMC_SRC_FMT;
int ret = 0;
@ -532,7 +532,7 @@ static const struct v4l2_ctrl_ops fimc_ctrl_ops = {
int fimc_ctrls_create(struct fimc_ctx *ctx)
{
struct samsung_fimc_variant *variant = ctx->fimc_dev->variant;
struct fimc_variant *variant = ctx->fimc_dev->variant;
unsigned int max_alpha = fimc_get_alpha_mask(ctx->d_frame.fmt);
if (ctx->ctrls_rdy)
@ -794,15 +794,12 @@ static int fimc_m2m_resume(struct fimc_dev *fimc)
static int fimc_probe(struct platform_device *pdev)
{
struct fimc_drvdata *drv_data = fimc_get_drvdata(pdev);
struct s5p_platform_fimc *pdata;
struct fimc_dev *fimc;
struct resource *res;
struct samsung_fimc_driverdata *drv_data;
struct s5p_platform_fimc *pdata;
int ret = 0;
drv_data = (struct samsung_fimc_driverdata *)
platform_get_device_id(pdev)->driver_data;
if (pdev->id >= drv_data->num_entities) {
dev_err(&pdev->dev, "Invalid platform device id: %d\n",
pdev->id);
@ -1004,7 +1001,7 @@ static struct fimc_pix_limit s5p_pix_limit[4] = {
},
};
static struct samsung_fimc_variant fimc0_variant_s5p = {
static struct fimc_variant fimc0_variant_s5p = {
.has_inp_rot = 1,
.has_out_rot = 1,
.has_cam_if = 1,
@ -1016,17 +1013,17 @@ static struct samsung_fimc_variant fimc0_variant_s5p = {
.pix_limit = &s5p_pix_limit[0],
};
static struct samsung_fimc_variant fimc2_variant_s5p = {
static struct fimc_variant fimc2_variant_s5p = {
.has_cam_if = 1,
.min_inp_pixsize = 16,
.min_out_pixsize = 16,
.hor_offs_align = 8,
.min_vsize_align = 16,
.out_buf_count = 4,
.pix_limit = &s5p_pix_limit[1],
.pix_limit = &s5p_pix_limit[1],
};
static struct samsung_fimc_variant fimc0_variant_s5pv210 = {
static struct fimc_variant fimc0_variant_s5pv210 = {
.pix_hoff = 1,
.has_inp_rot = 1,
.has_out_rot = 1,
@ -1039,7 +1036,7 @@ static struct samsung_fimc_variant fimc0_variant_s5pv210 = {
.pix_limit = &s5p_pix_limit[1],
};
static struct samsung_fimc_variant fimc1_variant_s5pv210 = {
static struct fimc_variant fimc1_variant_s5pv210 = {
.pix_hoff = 1,
.has_inp_rot = 1,
.has_out_rot = 1,
@ -1053,7 +1050,7 @@ static struct samsung_fimc_variant fimc1_variant_s5pv210 = {
.pix_limit = &s5p_pix_limit[2],
};
static struct samsung_fimc_variant fimc2_variant_s5pv210 = {
static struct fimc_variant fimc2_variant_s5pv210 = {
.has_cam_if = 1,
.pix_hoff = 1,
.min_inp_pixsize = 16,
@ -1064,7 +1061,7 @@ static struct samsung_fimc_variant fimc2_variant_s5pv210 = {
.pix_limit = &s5p_pix_limit[2],
};
static struct samsung_fimc_variant fimc0_variant_exynos4 = {
static struct fimc_variant fimc0_variant_exynos4 = {
.pix_hoff = 1,
.has_inp_rot = 1,
.has_out_rot = 1,
@ -1080,7 +1077,7 @@ static struct samsung_fimc_variant fimc0_variant_exynos4 = {
.pix_limit = &s5p_pix_limit[1],
};
static struct samsung_fimc_variant fimc3_variant_exynos4 = {
static struct fimc_variant fimc3_variant_exynos4 = {
.pix_hoff = 1,
.has_cam_if = 1,
.has_cistatus2 = 1,
@ -1095,7 +1092,7 @@ static struct samsung_fimc_variant fimc3_variant_exynos4 = {
};
/* S5PC100 */
static struct samsung_fimc_driverdata fimc_drvdata_s5p = {
static struct fimc_drvdata fimc_drvdata_s5p = {
.variant = {
[0] = &fimc0_variant_s5p,
[1] = &fimc0_variant_s5p,
@ -1106,7 +1103,7 @@ static struct samsung_fimc_driverdata fimc_drvdata_s5p = {
};
/* S5PV210, S5PC110 */
static struct samsung_fimc_driverdata fimc_drvdata_s5pv210 = {
static struct fimc_drvdata fimc_drvdata_s5pv210 = {
.variant = {
[0] = &fimc0_variant_s5pv210,
[1] = &fimc1_variant_s5pv210,
@ -1116,8 +1113,8 @@ static struct samsung_fimc_driverdata fimc_drvdata_s5pv210 = {
.lclk_frequency = 166000000UL,
};
/* S5PV310, S5PC210 */
static struct samsung_fimc_driverdata fimc_drvdata_exynos4 = {
/* EXYNOS4210, S5PV310, S5PC210 */
static struct fimc_drvdata fimc_drvdata_exynos4 = {
.variant = {
[0] = &fimc0_variant_exynos4,
[1] = &fimc0_variant_exynos4,

26
drivers/media/video/s5p-fimc/fimc-core.h
Просмотреть файл

@ -360,8 +360,7 @@ struct fimc_pix_limit {
};
/**
* struct samsung_fimc_variant - camera interface variant information
*
* struct fimc_variant - FIMC device variant information
* @pix_hoff: indicate whether horizontal offset is in pixels or in bytes
* @has_inp_rot: set if has input rotator
* @has_out_rot: set if has output rotator
@ -376,7 +375,7 @@ struct fimc_pix_limit {
* @min_vsize_align: minimum vertical pixel size alignment
* @out_buf_count: the number of buffers in output DMA sequence
*/
struct samsung_fimc_variant {
struct fimc_variant {
unsigned int pix_hoff:1;
unsigned int has_inp_rot:1;
unsigned int has_out_rot:1;
@ -393,18 +392,19 @@ struct samsung_fimc_variant {
};
/**
* struct samsung_fimc_driverdata - per device type driver data for init time.
*
* @variant: the variant information for this driver.
* @dev_cnt: number of fimc sub-devices available in SoC
* @lclk_frequency: fimc bus clock frequency
* struct fimc_drvdata - per device type driver data
* @variant: variant information for this device
* @num_entities: number of fimc instances available in a SoC
* @lclk_frequency: local bus clock frequency
*/
struct samsung_fimc_driverdata {
struct samsung_fimc_variant *variant[FIMC_MAX_DEVS];
unsigned long lclk_frequency;
int num_entities;
struct fimc_drvdata {
struct fimc_variant *variant[FIMC_MAX_DEVS];
int num_entities;
unsigned long lclk_frequency;
};
#define fimc_get_drvdata(_pdev) \
((struct fimc_drvdata *) platform_get_device_id(_pdev)->driver_data)
struct fimc_ctx;
@ -431,7 +431,7 @@ struct fimc_dev {
struct mutex lock;
struct platform_device *pdev;
struct s5p_platform_fimc *pdata;
struct samsung_fimc_variant *variant;
struct fimc_variant *variant;
u16 id;
struct clk *clock[MAX_FIMC_CLOCKS];
void __iomem *regs;

2
drivers/media/video/s5p-fimc/fimc-m2m.c
Просмотреть файл

@ -295,7 +295,7 @@ static int fimc_m2m_g_fmt_mplane(struct file *file, void *fh,
static int fimc_try_fmt_mplane(struct fimc_ctx *ctx, struct v4l2_format *f)
{
struct fimc_dev *fimc = ctx->fimc_dev;
struct samsung_fimc_variant *variant = fimc->variant;
struct fimc_variant *variant = fimc->variant;
struct v4l2_pix_format_mplane *pix = &f->fmt.pix_mp;
struct fimc_fmt *fmt;
u32 max_w, mod_x, mod_y;

2
drivers/media/video/s5p-fimc/fimc-reg.c
Просмотреть файл

@ -313,7 +313,7 @@ static void fimc_hw_set_scaler(struct fimc_ctx *ctx)
void fimc_hw_set_mainscaler(struct fimc_ctx *ctx)
{
struct fimc_dev *dev = ctx->fimc_dev;
struct samsung_fimc_variant *variant = dev->variant;
struct fimc_variant *variant = dev->variant;
struct fimc_scaler *sc = &ctx->scaler;
u32 cfg;