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path: root/drivers/media/video/s5p-fimc/fimc-core.c
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Diffstat (limited to 'drivers/media/video/s5p-fimc/fimc-core.c')
-rw-r--r--drivers/media/video/s5p-fimc/fimc-core.c1019
1 files changed, 553 insertions, 466 deletions
diff --git a/drivers/media/video/s5p-fimc/fimc-core.c b/drivers/media/video/s5p-fimc/fimc-core.c
index 817aa66627f6..6c919b38a3d8 100644
--- a/drivers/media/video/s5p-fimc/fimc-core.c
+++ b/drivers/media/video/s5p-fimc/fimc-core.c
@@ -25,114 +25,141 @@
#include <linux/slab.h>
#include <linux/clk.h>
#include <media/v4l2-ioctl.h>
-#include <media/videobuf-dma-contig.h>
+#include <media/videobuf2-core.h>
+#include <media/videobuf2-dma-contig.h>
#include "fimc-core.h"
-static char *fimc_clock_name[NUM_FIMC_CLOCKS] = { "sclk_fimc", "fimc" };
+static char *fimc_clocks[MAX_FIMC_CLOCKS] = {
+ "sclk_fimc", "fimc", "sclk_cam"
+};
static struct fimc_fmt fimc_formats[] = {
{
- .name = "RGB565",
- .fourcc = V4L2_PIX_FMT_RGB565X,
- .depth = 16,
- .color = S5P_FIMC_RGB565,
- .buff_cnt = 1,
- .planes_cnt = 1,
- .mbus_code = V4L2_MBUS_FMT_RGB565_2X8_BE,
- .flags = FMT_FLAGS_M2M,
+ .name = "RGB565",
+ .fourcc = V4L2_PIX_FMT_RGB565X,
+ .depth = { 16 },
+ .color = S5P_FIMC_RGB565,
+ .memplanes = 1,
+ .colplanes = 1,
+ .mbus_code = V4L2_MBUS_FMT_RGB565_2X8_BE,
+ .flags = FMT_FLAGS_M2M,
+ }, {
+ .name = "BGR666",
+ .fourcc = V4L2_PIX_FMT_BGR666,
+ .depth = { 32 },
+ .color = S5P_FIMC_RGB666,
+ .memplanes = 1,
+ .colplanes = 1,
+ .flags = FMT_FLAGS_M2M,
+ }, {
+ .name = "XRGB-8-8-8-8, 32 bpp",
+ .fourcc = V4L2_PIX_FMT_RGB32,
+ .depth = { 32 },
+ .color = S5P_FIMC_RGB888,
+ .memplanes = 1,
+ .colplanes = 1,
+ .flags = FMT_FLAGS_M2M,
+ }, {
+ .name = "YUV 4:2:2 packed, YCbYCr",
+ .fourcc = V4L2_PIX_FMT_YUYV,
+ .depth = { 16 },
+ .color = S5P_FIMC_YCBYCR422,
+ .memplanes = 1,
+ .colplanes = 1,
+ .mbus_code = V4L2_MBUS_FMT_YUYV8_2X8,
+ .flags = FMT_FLAGS_M2M | FMT_FLAGS_CAM,
}, {
- .name = "BGR666",
- .fourcc = V4L2_PIX_FMT_BGR666,
- .depth = 32,
- .color = S5P_FIMC_RGB666,
- .buff_cnt = 1,
- .planes_cnt = 1,
- .flags = FMT_FLAGS_M2M,
+ .name = "YUV 4:2:2 packed, CbYCrY",
+ .fourcc = V4L2_PIX_FMT_UYVY,
+ .depth = { 16 },
+ .color = S5P_FIMC_CBYCRY422,
+ .memplanes = 1,
+ .colplanes = 1,
+ .mbus_code = V4L2_MBUS_FMT_UYVY8_2X8,
+ .flags = FMT_FLAGS_M2M | FMT_FLAGS_CAM,
}, {
- .name = "XRGB-8-8-8-8, 32 bpp",
- .fourcc = V4L2_PIX_FMT_RGB32,
- .depth = 32,
- .color = S5P_FIMC_RGB888,
- .buff_cnt = 1,
- .planes_cnt = 1,
- .flags = FMT_FLAGS_M2M,
+ .name = "YUV 4:2:2 packed, CrYCbY",
+ .fourcc = V4L2_PIX_FMT_VYUY,
+ .depth = { 16 },
+ .color = S5P_FIMC_CRYCBY422,
+ .memplanes = 1,
+ .colplanes = 1,
+ .mbus_code = V4L2_MBUS_FMT_VYUY8_2X8,
+ .flags = FMT_FLAGS_M2M | FMT_FLAGS_CAM,
}, {
- .name = "YUV 4:2:2 packed, YCbYCr",
- .fourcc = V4L2_PIX_FMT_YUYV,
- .depth = 16,
- .color = S5P_FIMC_YCBYCR422,
- .buff_cnt = 1,
- .planes_cnt = 1,
- .mbus_code = V4L2_MBUS_FMT_YUYV8_2X8,
- .flags = FMT_FLAGS_M2M | FMT_FLAGS_CAM,
+ .name = "YUV 4:2:2 packed, YCrYCb",
+ .fourcc = V4L2_PIX_FMT_YVYU,
+ .depth = { 16 },
+ .color = S5P_FIMC_YCRYCB422,
+ .memplanes = 1,
+ .colplanes = 1,
+ .mbus_code = V4L2_MBUS_FMT_YVYU8_2X8,
+ .flags = FMT_FLAGS_M2M | FMT_FLAGS_CAM,
}, {
- .name = "YUV 4:2:2 packed, CbYCrY",
- .fourcc = V4L2_PIX_FMT_UYVY,
- .depth = 16,
- .color = S5P_FIMC_CBYCRY422,
- .buff_cnt = 1,
- .planes_cnt = 1,
- .mbus_code = V4L2_MBUS_FMT_UYVY8_2X8,
- .flags = FMT_FLAGS_M2M | FMT_FLAGS_CAM,
+ .name = "YUV 4:2:2 planar, Y/Cb/Cr",
+ .fourcc = V4L2_PIX_FMT_YUV422P,
+ .depth = { 12 },
+ .color = S5P_FIMC_YCBYCR422,
+ .memplanes = 1,
+ .colplanes = 3,
+ .flags = FMT_FLAGS_M2M,
}, {
- .name = "YUV 4:2:2 packed, CrYCbY",
- .fourcc = V4L2_PIX_FMT_VYUY,
- .depth = 16,
- .color = S5P_FIMC_CRYCBY422,
- .buff_cnt = 1,
- .planes_cnt = 1,
- .mbus_code = V4L2_MBUS_FMT_VYUY8_2X8,
- .flags = FMT_FLAGS_M2M | FMT_FLAGS_CAM,
+ .name = "YUV 4:2:2 planar, Y/CbCr",
+ .fourcc = V4L2_PIX_FMT_NV16,
+ .depth = { 16 },
+ .color = S5P_FIMC_YCBYCR422,
+ .memplanes = 1,
+ .colplanes = 2,
+ .flags = FMT_FLAGS_M2M,
}, {
- .name = "YUV 4:2:2 packed, YCrYCb",
- .fourcc = V4L2_PIX_FMT_YVYU,
- .depth = 16,
- .color = S5P_FIMC_YCRYCB422,
- .buff_cnt = 1,
- .planes_cnt = 1,
- .mbus_code = V4L2_MBUS_FMT_YVYU8_2X8,
- .flags = FMT_FLAGS_M2M | FMT_FLAGS_CAM,
+ .name = "YUV 4:2:2 planar, Y/CrCb",
+ .fourcc = V4L2_PIX_FMT_NV61,
+ .depth = { 16 },
+ .color = S5P_FIMC_YCRYCB422,
+ .memplanes = 1,
+ .colplanes = 2,
+ .flags = FMT_FLAGS_M2M,
}, {
- .name = "YUV 4:2:2 planar, Y/Cb/Cr",
- .fourcc = V4L2_PIX_FMT_YUV422P,
- .depth = 12,
- .color = S5P_FIMC_YCBCR422,
- .buff_cnt = 1,
- .planes_cnt = 3,
- .flags = FMT_FLAGS_M2M,
+ .name = "YUV 4:2:0 planar, YCbCr",
+ .fourcc = V4L2_PIX_FMT_YUV420,
+ .depth = { 12 },
+ .color = S5P_FIMC_YCBCR420,
+ .memplanes = 1,
+ .colplanes = 3,
+ .flags = FMT_FLAGS_M2M,
}, {
- .name = "YUV 4:2:2 planar, Y/CbCr",
- .fourcc = V4L2_PIX_FMT_NV16,
- .depth = 16,
- .color = S5P_FIMC_YCBCR422,
- .buff_cnt = 1,
- .planes_cnt = 2,
- .flags = FMT_FLAGS_M2M,
+ .name = "YUV 4:2:0 planar, Y/CbCr",
+ .fourcc = V4L2_PIX_FMT_NV12,
+ .depth = { 12 },
+ .color = S5P_FIMC_YCBCR420,
+ .memplanes = 1,
+ .colplanes = 2,
+ .flags = FMT_FLAGS_M2M,
}, {
- .name = "YUV 4:2:2 planar, Y/CrCb",
- .fourcc = V4L2_PIX_FMT_NV61,
- .depth = 16,
- .color = S5P_FIMC_RGB565,
- .buff_cnt = 1,
- .planes_cnt = 2,
- .flags = FMT_FLAGS_M2M,
+ .name = "YUV 4:2:0 non-contiguous 2-planar, Y/CbCr",
+ .fourcc = V4L2_PIX_FMT_NV12M,
+ .color = S5P_FIMC_YCBCR420,
+ .depth = { 8, 4 },
+ .memplanes = 2,
+ .colplanes = 2,
+ .flags = FMT_FLAGS_M2M,
}, {
- .name = "YUV 4:2:0 planar, YCbCr",
- .fourcc = V4L2_PIX_FMT_YUV420,
- .depth = 12,
- .color = S5P_FIMC_YCBCR420,
- .buff_cnt = 1,
- .planes_cnt = 3,
- .flags = FMT_FLAGS_M2M,
+ .name = "YUV 4:2:0 non-contiguous 3-planar, Y/Cb/Cr",
+ .fourcc = V4L2_PIX_FMT_YUV420M,
+ .color = S5P_FIMC_YCBCR420,
+ .depth = { 8, 2, 2 },
+ .memplanes = 3,
+ .colplanes = 3,
+ .flags = FMT_FLAGS_M2M,
}, {
- .name = "YUV 4:2:0 planar, Y/CbCr",
- .fourcc = V4L2_PIX_FMT_NV12,
- .depth = 12,
- .color = S5P_FIMC_YCBCR420,
- .buff_cnt = 1,
- .planes_cnt = 2,
- .flags = FMT_FLAGS_M2M,
+ .name = "YUV 4:2:0 non-contiguous 2-planar, Y/CbCr, tiled",
+ .fourcc = V4L2_PIX_FMT_NV12MT,
+ .color = S5P_FIMC_YCBCR420,
+ .depth = { 8, 4 },
+ .memplanes = 2,
+ .colplanes = 2,
+ .flags = FMT_FLAGS_M2M,
},
};
@@ -173,24 +200,21 @@ static struct v4l2_queryctrl *get_ctrl(int id)
return NULL;
}
-int fimc_check_scaler_ratio(struct v4l2_rect *r, struct fimc_frame *f)
+int fimc_check_scaler_ratio(int sw, int sh, int dw, int dh, int rot)
{
- if (r->width > f->width) {
- if (f->width > (r->width * SCALER_MAX_HRATIO))
- return -EINVAL;
- } else {
- if ((f->width * SCALER_MAX_HRATIO) < r->width)
- return -EINVAL;
- }
+ int tx, ty;
- if (r->height > f->height) {
- if (f->height > (r->height * SCALER_MAX_VRATIO))
- return -EINVAL;
+ if (rot == 90 || rot == 270) {
+ ty = dw;
+ tx = dh;
} else {
- if ((f->height * SCALER_MAX_VRATIO) < r->height)
- return -EINVAL;
+ tx = dw;
+ ty = dh;
}
+ if ((sw >= SCALER_MAX_HRATIO * tx) || (sh >= SCALER_MAX_VRATIO * ty))
+ return -EINVAL;
+
return 0;
}
@@ -221,6 +245,7 @@ int fimc_set_scaler_info(struct fimc_ctx *ctx)
struct fimc_scaler *sc = &ctx->scaler;
struct fimc_frame *s_frame = &ctx->s_frame;
struct fimc_frame *d_frame = &ctx->d_frame;
+ struct samsung_fimc_variant *variant = ctx->fimc_dev->variant;
int tx, ty, sx, sy;
int ret;
@@ -259,8 +284,14 @@ int fimc_set_scaler_info(struct fimc_ctx *ctx)
sc->pre_dst_width = sx / sc->pre_hratio;
sc->pre_dst_height = sy / sc->pre_vratio;
- sc->main_hratio = (sx << 8) / (tx << sc->hfactor);
- sc->main_vratio = (sy << 8) / (ty << sc->vfactor);
+ if (variant->has_mainscaler_ext) {
+ sc->main_hratio = (sx << 14) / (tx << sc->hfactor);
+ sc->main_vratio = (sy << 14) / (ty << sc->vfactor);
+ } else {
+ sc->main_hratio = (sx << 8) / (tx << sc->hfactor);
+ sc->main_vratio = (sy << 8) / (ty << sc->vfactor);
+
+ }
sc->scaleup_h = (tx >= sx) ? 1 : 0;
sc->scaleup_v = (ty >= sy) ? 1 : 0;
@@ -276,14 +307,65 @@ int fimc_set_scaler_info(struct fimc_ctx *ctx)
return 0;
}
-static void fimc_capture_handler(struct fimc_dev *fimc)
+static void fimc_m2m_job_finish(struct fimc_ctx *ctx, int vb_state)
+{
+ struct vb2_buffer *src_vb, *dst_vb;
+ struct fimc_dev *fimc = ctx->fimc_dev;
+
+ if (!ctx || !ctx->m2m_ctx)
+ return;
+
+ src_vb = v4l2_m2m_src_buf_remove(ctx->m2m_ctx);
+ dst_vb = v4l2_m2m_dst_buf_remove(ctx->m2m_ctx);
+
+ if (src_vb && dst_vb) {
+ v4l2_m2m_buf_done(src_vb, vb_state);
+ v4l2_m2m_buf_done(dst_vb, vb_state);
+ v4l2_m2m_job_finish(fimc->m2m.m2m_dev, ctx->m2m_ctx);
+ }
+}
+
+/* Complete the transaction which has been scheduled for execution. */
+static void fimc_m2m_shutdown(struct fimc_ctx *ctx)
+{
+ struct fimc_dev *fimc = ctx->fimc_dev;
+ int ret;
+
+ if (!fimc_m2m_pending(fimc))
+ return;
+
+ fimc_ctx_state_lock_set(FIMC_CTX_SHUT, ctx);
+
+ ret = wait_event_timeout(fimc->irq_queue,
+ !fimc_ctx_state_is_set(FIMC_CTX_SHUT, ctx),
+ FIMC_SHUTDOWN_TIMEOUT);
+ /*
+ * In case of a timeout the buffers are not released in the interrupt
+ * handler so return them here with the error flag set, if there are
+ * any on the queue.
+ */
+ if (ret == 0)
+ fimc_m2m_job_finish(ctx, VB2_BUF_STATE_ERROR);
+}
+
+static int stop_streaming(struct vb2_queue *q)
+{
+ struct fimc_ctx *ctx = q->drv_priv;
+
+ fimc_m2m_shutdown(ctx);
+
+ return 0;
+}
+
+static void fimc_capture_irq_handler(struct fimc_dev *fimc)
{
struct fimc_vid_cap *cap = &fimc->vid_cap;
- struct fimc_vid_buffer *v_buf = NULL;
+ struct fimc_vid_buffer *v_buf;
- if (!list_empty(&cap->active_buf_q)) {
+ if (!list_empty(&cap->active_buf_q) &&
+ test_bit(ST_CAPT_RUN, &fimc->state)) {
v_buf = active_queue_pop(cap);
- fimc_buf_finish(fimc, v_buf);
+ vb2_buffer_done(&v_buf->vb, VB2_BUF_STATE_DONE);
}
if (test_and_clear_bit(ST_CAPT_SHUT, &fimc->state)) {
@@ -297,13 +379,6 @@ static void fimc_capture_handler(struct fimc_dev *fimc)
fimc_hw_set_output_addr(fimc, &v_buf->paddr, cap->buf_index);
v_buf->index = cap->buf_index;
- dbg("hw ptr: %d, sw ptr: %d",
- fimc_hw_get_frame_index(fimc), cap->buf_index);
-
- spin_lock(&fimc->irqlock);
- v_buf->vb.state = VIDEOBUF_ACTIVE;
- spin_unlock(&fimc->irqlock);
-
/* Move the buffer to the capture active queue */
active_queue_add(cap, v_buf);
@@ -312,77 +387,79 @@ static void fimc_capture_handler(struct fimc_dev *fimc)
if (++cap->buf_index >= FIMC_MAX_OUT_BUFS)
cap->buf_index = 0;
+ }
- } else if (test_and_clear_bit(ST_CAPT_STREAM, &fimc->state) &&
- cap->active_buf_cnt <= 1) {
- fimc_deactivate_capture(fimc);
+ if (cap->active_buf_cnt == 0) {
+ clear_bit(ST_CAPT_RUN, &fimc->state);
+
+ if (++cap->buf_index >= FIMC_MAX_OUT_BUFS)
+ cap->buf_index = 0;
+ } else {
+ set_bit(ST_CAPT_RUN, &fimc->state);
}
- dbg("frame: %d, active_buf_cnt= %d",
+ dbg("frame: %d, active_buf_cnt: %d",
fimc_hw_get_frame_index(fimc), cap->active_buf_cnt);
}
static irqreturn_t fimc_isr(int irq, void *priv)
{
- struct fimc_vid_buffer *src_buf, *dst_buf;
- struct fimc_ctx *ctx;
struct fimc_dev *fimc = priv;
+ struct fimc_vid_cap *cap = &fimc->vid_cap;
+ struct fimc_ctx *ctx;
- BUG_ON(!fimc);
fimc_hw_clear_irq(fimc);
- spin_lock(&fimc->slock);
-
if (test_and_clear_bit(ST_M2M_PEND, &fimc->state)) {
ctx = v4l2_m2m_get_curr_priv(fimc->m2m.m2m_dev);
- if (!ctx || !ctx->m2m_ctx)
- goto isr_unlock;
- src_buf = v4l2_m2m_src_buf_remove(ctx->m2m_ctx);
- dst_buf = v4l2_m2m_dst_buf_remove(ctx->m2m_ctx);
- if (src_buf && dst_buf) {
- spin_lock(&fimc->irqlock);
- src_buf->vb.state = dst_buf->vb.state = VIDEOBUF_DONE;
- wake_up(&src_buf->vb.done);
- wake_up(&dst_buf->vb.done);
- spin_unlock(&fimc->irqlock);
- v4l2_m2m_job_finish(fimc->m2m.m2m_dev, ctx->m2m_ctx);
+ if (ctx != NULL) {
+ fimc_m2m_job_finish(ctx, VB2_BUF_STATE_DONE);
+
+ spin_lock(&ctx->slock);
+ if (ctx->state & FIMC_CTX_SHUT) {
+ ctx->state &= ~FIMC_CTX_SHUT;
+ wake_up(&fimc->irq_queue);
+ }
+ spin_unlock(&ctx->slock);
}
- goto isr_unlock;
+ return IRQ_HANDLED;
}
- if (test_bit(ST_CAPT_RUN, &fimc->state))
- fimc_capture_handler(fimc);
+ spin_lock(&fimc->slock);
- if (test_and_clear_bit(ST_CAPT_PEND, &fimc->state)) {
- set_bit(ST_CAPT_RUN, &fimc->state);
- wake_up(&fimc->irq_queue);
+ if (test_bit(ST_CAPT_PEND, &fimc->state)) {
+ fimc_capture_irq_handler(fimc);
+
+ if (cap->active_buf_cnt == 1) {
+ fimc_deactivate_capture(fimc);
+ clear_bit(ST_CAPT_STREAM, &fimc->state);
+ }
}
-isr_unlock:
spin_unlock(&fimc->slock);
return IRQ_HANDLED;
}
-/* The color format (planes_cnt, buff_cnt) must be already configured. */
-int fimc_prepare_addr(struct fimc_ctx *ctx, struct fimc_vid_buffer *buf,
+/* The color format (colplanes, memplanes) must be already configured. */
+int fimc_prepare_addr(struct fimc_ctx *ctx, struct vb2_buffer *vb,
struct fimc_frame *frame, struct fimc_addr *paddr)
{
int ret = 0;
u32 pix_size;
- if (buf == NULL || frame == NULL)
+ if (vb == NULL || frame == NULL)
return -EINVAL;
pix_size = frame->width * frame->height;
- dbg("buff_cnt= %d, planes_cnt= %d, frame->size= %d, pix_size= %d",
- frame->fmt->buff_cnt, frame->fmt->planes_cnt,
- frame->size, pix_size);
+ dbg("memplanes= %d, colplanes= %d, pix_size= %d",
+ frame->fmt->memplanes, frame->fmt->colplanes, pix_size);
+
+ paddr->y = vb2_dma_contig_plane_paddr(vb, 0);
- if (frame->fmt->buff_cnt == 1) {
- paddr->y = videobuf_to_dma_contig(&buf->vb);
- switch (frame->fmt->planes_cnt) {
+ if (frame->fmt->memplanes == 1) {
+ switch (frame->fmt->colplanes) {
case 1:
paddr->cb = 0;
paddr->cr = 0;
@@ -405,6 +482,12 @@ int fimc_prepare_addr(struct fimc_ctx *ctx, struct fimc_vid_buffer *buf,
default:
return -EINVAL;
}
+ } else {
+ if (frame->fmt->memplanes >= 2)
+ paddr->cb = vb2_dma_contig_plane_paddr(vb, 1);
+
+ if (frame->fmt->memplanes == 3)
+ paddr->cr = vb2_dma_contig_plane_paddr(vb, 2);
}
dbg("PHYS_ADDR: y= 0x%X cb= 0x%X cr= 0x%X ret= %d",
@@ -423,34 +506,34 @@ static void fimc_set_yuv_order(struct fimc_ctx *ctx)
/* Set order for 1 plane input formats. */
switch (ctx->s_frame.fmt->color) {
case S5P_FIMC_YCRYCB422:
- ctx->in_order_1p = S5P_FIMC_IN_YCRYCB;
+ ctx->in_order_1p = S5P_MSCTRL_ORDER422_CBYCRY;
break;
case S5P_FIMC_CBYCRY422:
- ctx->in_order_1p = S5P_FIMC_IN_CBYCRY;
+ ctx->in_order_1p = S5P_MSCTRL_ORDER422_YCRYCB;
break;
case S5P_FIMC_CRYCBY422:
- ctx->in_order_1p = S5P_FIMC_IN_CRYCBY;
+ ctx->in_order_1p = S5P_MSCTRL_ORDER422_YCBYCR;
break;
case S5P_FIMC_YCBYCR422:
default:
- ctx->in_order_1p = S5P_FIMC_IN_YCBYCR;
+ ctx->in_order_1p = S5P_MSCTRL_ORDER422_CRYCBY;
break;
}
dbg("ctx->in_order_1p= %d", ctx->in_order_1p);
switch (ctx->d_frame.fmt->color) {
case S5P_FIMC_YCRYCB422:
- ctx->out_order_1p = S5P_FIMC_OUT_YCRYCB;
+ ctx->out_order_1p = S5P_CIOCTRL_ORDER422_CBYCRY;
break;
case S5P_FIMC_CBYCRY422:
- ctx->out_order_1p = S5P_FIMC_OUT_CBYCRY;
+ ctx->out_order_1p = S5P_CIOCTRL_ORDER422_YCRYCB;
break;
case S5P_FIMC_CRYCBY422:
- ctx->out_order_1p = S5P_FIMC_OUT_CRYCBY;
+ ctx->out_order_1p = S5P_CIOCTRL_ORDER422_YCBYCR;
break;
case S5P_FIMC_YCBYCR422:
default:
- ctx->out_order_1p = S5P_FIMC_OUT_YCBYCR;
+ ctx->out_order_1p = S5P_CIOCTRL_ORDER422_CRYCBY;
break;
}
dbg("ctx->out_order_1p= %d", ctx->out_order_1p);
@@ -459,10 +542,14 @@ static void fimc_set_yuv_order(struct fimc_ctx *ctx)
static void fimc_prepare_dma_offset(struct fimc_ctx *ctx, struct fimc_frame *f)
{
struct samsung_fimc_variant *variant = ctx->fimc_dev->variant;
+ u32 i, depth = 0;
+
+ for (i = 0; i < f->fmt->colplanes; i++)
+ depth += f->fmt->depth[i];
f->dma_offset.y_h = f->offs_h;
if (!variant->pix_hoff)
- f->dma_offset.y_h *= (f->fmt->depth >> 3);
+ f->dma_offset.y_h *= (depth >> 3);
f->dma_offset.y_v = f->offs_v;
@@ -473,7 +560,7 @@ static void fimc_prepare_dma_offset(struct fimc_ctx *ctx, struct fimc_frame *f)
f->dma_offset.cr_v = f->offs_v;
if (!variant->pix_hoff) {
- if (f->fmt->planes_cnt == 3) {
+ if (f->fmt->colplanes == 3) {
f->dma_offset.cb_h >>= 1;
f->dma_offset.cr_h >>= 1;
}
@@ -499,7 +586,7 @@ static void fimc_prepare_dma_offset(struct fimc_ctx *ctx, struct fimc_frame *f)
int fimc_prepare_config(struct fimc_ctx *ctx, u32 flags)
{
struct fimc_frame *s_frame, *d_frame;
- struct fimc_vid_buffer *buf = NULL;
+ struct vb2_buffer *vb = NULL;
int ret = 0;
s_frame = &ctx->s_frame;
@@ -522,15 +609,15 @@ int fimc_prepare_config(struct fimc_ctx *ctx, u32 flags)
ctx->scaler.enabled = 1;
if (flags & FIMC_SRC_ADDR) {
- buf = v4l2_m2m_next_src_buf(ctx->m2m_ctx);
- ret = fimc_prepare_addr(ctx, buf, s_frame, &s_frame->paddr);
+ vb = v4l2_m2m_next_src_buf(ctx->m2m_ctx);
+ ret = fimc_prepare_addr(ctx, vb, s_frame, &s_frame->paddr);
if (ret)
return ret;
}
if (flags & FIMC_DST_ADDR) {
- buf = v4l2_m2m_next_dst_buf(ctx->m2m_ctx);
- ret = fimc_prepare_addr(ctx, buf, d_frame, &d_frame->paddr);
+ vb = v4l2_m2m_next_dst_buf(ctx->m2m_ctx);
+ ret = fimc_prepare_addr(ctx, vb, d_frame, &d_frame->paddr);
}
return ret;
@@ -553,26 +640,28 @@ static void fimc_dma_run(void *priv)
ctx->state |= (FIMC_SRC_ADDR | FIMC_DST_ADDR);
ret = fimc_prepare_config(ctx, ctx->state);
- if (ret) {
- err("Wrong parameters");
+ if (ret)
goto dma_unlock;
- }
+
/* Reconfigure hardware if the context has changed. */
if (fimc->m2m.ctx != ctx) {
ctx->state |= FIMC_PARAMS;
fimc->m2m.ctx = ctx;
}
+ spin_lock(&fimc->slock);
fimc_hw_set_input_addr(fimc, &ctx->s_frame.paddr);
if (ctx->state & FIMC_PARAMS) {
fimc_hw_set_input_path(ctx);
fimc_hw_set_in_dma(ctx);
- if (fimc_set_scaler_info(ctx)) {
- err("Scaler setup error");
+ ret = fimc_set_scaler_info(ctx);
+ if (ret) {
+ spin_unlock(&fimc->slock);
goto dma_unlock;
}
- fimc_hw_set_scaler(ctx);
+ fimc_hw_set_prescaler(ctx);
+ fimc_hw_set_mainscaler(ctx);
fimc_hw_set_target_format(ctx);
fimc_hw_set_rotation(ctx);
fimc_hw_set_effect(ctx);
@@ -587,8 +676,10 @@ static void fimc_dma_run(void *priv)
fimc_activate_capture(ctx);
- ctx->state &= (FIMC_CTX_M2M | FIMC_CTX_CAP);
+ ctx->state &= (FIMC_CTX_M2M | FIMC_CTX_CAP |
+ FIMC_SRC_FMT | FIMC_DST_FMT);
fimc_hw_activate_input_dma(fimc, true);
+ spin_unlock(&fimc->slock);
dma_unlock:
spin_unlock_irqrestore(&ctx->slock, flags);
@@ -596,109 +687,84 @@ dma_unlock:
static void fimc_job_abort(void *priv)
{
- /* Nothing done in job_abort. */
+ fimc_m2m_shutdown(priv);
}
-static void fimc_buf_release(struct videobuf_queue *vq,
- struct videobuf_buffer *vb)
+static int fimc_queue_setup(struct vb2_queue *vq, unsigned int *num_buffers,
+ unsigned int *num_planes, unsigned long sizes[],
+ void *allocators[])
{
- videobuf_dma_contig_free(vq, vb);
- vb->state = VIDEOBUF_NEEDS_INIT;
-}
+ struct fimc_ctx *ctx = vb2_get_drv_priv(vq);
+ struct fimc_frame *f;
+ int i;
-static int fimc_buf_setup(struct videobuf_queue *vq, unsigned int *count,
- unsigned int *size)
-{
- struct fimc_ctx *ctx = vq->priv_data;
- struct fimc_frame *frame;
+ f = ctx_get_frame(ctx, vq->type);
+ if (IS_ERR(f))
+ return PTR_ERR(f);
- frame = ctx_get_frame(ctx, vq->type);
- if (IS_ERR(frame))
- return PTR_ERR(frame);
+ /*
+ * Return number of non-contigous planes (plane buffers)
+ * depending on the configured color format.
+ */
+ if (f->fmt)
+ *num_planes = f->fmt->memplanes;
+
+ for (i = 0; i < f->fmt->memplanes; i++) {
+ sizes[i] = (f->width * f->height * f->fmt->depth[i]) >> 3;
+ allocators[i] = ctx->fimc_dev->alloc_ctx;
+ }
+
+ if (*num_buffers == 0)
+ *num_buffers = 1;
- *size = (frame->width * frame->height * frame->fmt->depth) >> 3;
- if (0 == *count)
- *count = 1;
return 0;
}
-static int fimc_buf_prepare(struct videobuf_queue *vq,
- struct videobuf_buffer *vb, enum v4l2_field field)
+static int fimc_buf_prepare(struct vb2_buffer *vb)
{
- struct fimc_ctx *ctx = vq->priv_data;
- struct v4l2_device *v4l2_dev = &ctx->fimc_dev->m2m.v4l2_dev;
+ struct fimc_ctx *ctx = vb2_get_drv_priv(vb->vb2_queue);
struct fimc_frame *frame;
- int ret;
+ int i;
- frame = ctx_get_frame(ctx, vq->type);
+ frame = ctx_get_frame(ctx, vb->vb2_queue->type);
if (IS_ERR(frame))
return PTR_ERR(frame);
- if (vb->baddr) {
- if (vb->bsize < frame->size) {
- v4l2_err(v4l2_dev,
- "User-provided buffer too small (%d < %d)\n",
- vb->bsize, frame->size);
- WARN_ON(1);
- return -EINVAL;
- }
- } else if (vb->state != VIDEOBUF_NEEDS_INIT
- && vb->bsize < frame->size) {
- return -EINVAL;
- }
-
- vb->width = frame->width;
- vb->height = frame->height;
- vb->bytesperline = (frame->width * frame->fmt->depth) >> 3;
- vb->size = frame->size;
- vb->field = field;
-
- if (VIDEOBUF_NEEDS_INIT == vb->state) {
- ret = videobuf_iolock(vq, vb, NULL);
- if (ret) {
- v4l2_err(v4l2_dev, "Iolock failed\n");
- fimc_buf_release(vq, vb);
- return ret;
- }
- }
- vb->state = VIDEOBUF_PREPARED;
+ for (i = 0; i < frame->fmt->memplanes; i++)
+ vb2_set_plane_payload(vb, i, frame->payload[i]);
return 0;
}
-static void fimc_buf_queue(struct videobuf_queue *vq,
- struct videobuf_buffer *vb)
+static void fimc_buf_queue(struct vb2_buffer *vb)
{
- struct fimc_ctx *ctx = vq->priv_data;
- struct fimc_dev *fimc = ctx->fimc_dev;
- struct fimc_vid_cap *cap = &fimc->vid_cap;
- unsigned long flags;
+ struct fimc_ctx *ctx = vb2_get_drv_priv(vb->vb2_queue);
dbg("ctx: %p, ctx->state: 0x%x", ctx, ctx->state);
- if ((ctx->state & FIMC_CTX_M2M) && ctx->m2m_ctx) {
- v4l2_m2m_buf_queue(ctx->m2m_ctx, vq, vb);
- } else if (ctx->state & FIMC_CTX_CAP) {
- spin_lock_irqsave(&fimc->slock, flags);
- fimc_vid_cap_buf_queue(fimc, (struct fimc_vid_buffer *)vb);
+ if (ctx->m2m_ctx)
+ v4l2_m2m_buf_queue(ctx->m2m_ctx, vb);
+}
- dbg("fimc->cap.active_buf_cnt: %d",
- fimc->vid_cap.active_buf_cnt);
+static void fimc_lock(struct vb2_queue *vq)
+{
+ struct fimc_ctx *ctx = vb2_get_drv_priv(vq);
+ mutex_lock(&ctx->fimc_dev->lock);
+}
- if (cap->active_buf_cnt >= cap->reqbufs_count ||
- cap->active_buf_cnt >= FIMC_MAX_OUT_BUFS) {
- if (!test_and_set_bit(ST_CAPT_STREAM, &fimc->state))
- fimc_activate_capture(ctx);
- }
- spin_unlock_irqrestore(&fimc->slock, flags);
- }
+static void fimc_unlock(struct vb2_queue *vq)
+{
+ struct fimc_ctx *ctx = vb2_get_drv_priv(vq);
+ mutex_unlock(&ctx->fimc_dev->lock);
}
-struct videobuf_queue_ops fimc_qops = {
- .buf_setup = fimc_buf_setup,
- .buf_prepare = fimc_buf_prepare,
- .buf_queue = fimc_buf_queue,
- .buf_release = fimc_buf_release,
+struct vb2_ops fimc_qops = {
+ .queue_setup = fimc_queue_setup,
+ .buf_prepare = fimc_buf_prepare,
+ .buf_queue = fimc_buf_queue,
+ .wait_prepare = fimc_unlock,
+ .wait_finish = fimc_lock,
+ .stop_streaming = stop_streaming,
};
static int fimc_m2m_querycap(struct file *file, void *priv,
@@ -712,12 +778,13 @@ static int fimc_m2m_querycap(struct file *file, void *priv,
cap->bus_info[0] = 0;
cap->version = KERNEL_VERSION(1, 0, 0);
cap->capabilities = V4L2_CAP_STREAMING |
- V4L2_CAP_VIDEO_CAPTURE | V4L2_CAP_VIDEO_OUTPUT;
+ V4L2_CAP_VIDEO_CAPTURE | V4L2_CAP_VIDEO_OUTPUT |
+ V4L2_CAP_VIDEO_CAPTURE_MPLANE | V4L2_CAP_VIDEO_OUTPUT_MPLANE;
return 0;
}
-int fimc_vidioc_enum_fmt(struct file *file, void *priv,
+int fimc_vidioc_enum_fmt_mplane(struct file *file, void *priv,
struct v4l2_fmtdesc *f)
{
struct fimc_fmt *fmt;
@@ -732,25 +799,39 @@ int fimc_vidioc_enum_fmt(struct file *file, void *priv,
return 0;
}
-int fimc_vidioc_g_fmt(struct file *file, void *priv, struct v4l2_format *f)
+int fimc_vidioc_g_fmt_mplane(struct file *file, void *priv,
+ struct v4l2_format *f)
{
struct fimc_ctx *ctx = priv;
- struct fimc_dev *fimc = ctx->fimc_dev;
struct fimc_frame *frame;
+ struct v4l2_pix_format_mplane *pixm;
+ int i;
frame = ctx_get_frame(ctx, f->type);
if (IS_ERR(frame))
return PTR_ERR(frame);
- if (mutex_lock_interruptible(&fimc->lock))
- return -ERESTARTSYS;
+ pixm = &f->fmt.pix_mp;
+
+ pixm->width = frame->width;
+ pixm->height = frame->height;
+ pixm->field = V4L2_FIELD_NONE;
+ pixm->pixelformat = frame->fmt->fourcc;
+ pixm->colorspace = V4L2_COLORSPACE_JPEG;
+ pixm->num_planes = frame->fmt->memplanes;
+
+ for (i = 0; i < pixm->num_planes; ++i) {
+ int bpl = frame->o_width;
- f->fmt.pix.width = frame->width;
- f->fmt.pix.height = frame->height;
- f->fmt.pix.field = V4L2_FIELD_NONE;
- f->fmt.pix.pixelformat = frame->fmt->fourcc;
+ if (frame->fmt->colplanes == 1) /* packed formats */
+ bpl = (bpl * frame->fmt->depth[0]) / 8;
+
+ pixm->plane_fmt[i].bytesperline = bpl;
+
+ pixm->plane_fmt[i].sizeimage = (frame->o_width *
+ frame->o_height * frame->fmt->depth[i]) / 8;
+ }
- mutex_unlock(&fimc->lock);
return 0;
}
@@ -785,42 +866,40 @@ struct fimc_fmt *find_mbus_format(struct v4l2_mbus_framefmt *f,
}
-int fimc_vidioc_try_fmt(struct file *file, void *priv, struct v4l2_format *f)
+int fimc_vidioc_try_fmt_mplane(struct file *file, void *priv,
+ struct v4l2_format *f)
{
struct fimc_ctx *ctx = priv;
struct fimc_dev *fimc = ctx->fimc_dev;
struct samsung_fimc_variant *variant = fimc->variant;
- struct v4l2_pix_format *pix = &f->fmt.pix;
+ struct v4l2_pix_format_mplane *pix = &f->fmt.pix_mp;
struct fimc_fmt *fmt;
u32 max_width, mod_x, mod_y, mask;
- int ret = -EINVAL, is_output = 0;
+ int i, is_output = 0;
+
- if (f->type == V4L2_BUF_TYPE_VIDEO_OUTPUT) {
- if (ctx->state & FIMC_CTX_CAP)
+ if (f->type == V4L2_BUF_TYPE_VIDEO_OUTPUT_MPLANE) {
+ if (fimc_ctx_state_is_set(FIMC_CTX_CAP, ctx))
return -EINVAL;
is_output = 1;
- } else if (f->type != V4L2_BUF_TYPE_VIDEO_CAPTURE) {
+ } else if (f->type != V4L2_BUF_TYPE_VIDEO_CAPTURE_MPLANE) {
return -EINVAL;
}
- dbg("w: %d, h: %d, bpl: %d",
- pix->width, pix->height, pix->bytesperline);
-
- if (mutex_lock_interruptible(&fimc->lock))
- return -ERESTARTSYS;
+ dbg("w: %d, h: %d", pix->width, pix->height);
mask = is_output ? FMT_FLAGS_M2M : FMT_FLAGS_M2M | FMT_FLAGS_CAM;
fmt = find_format(f, mask);
if (!fmt) {
v4l2_err(&fimc->m2m.v4l2_dev, "Fourcc format (0x%X) invalid.\n",
pix->pixelformat);
- goto tf_out;
+ return -EINVAL;
}
if (pix->field == V4L2_FIELD_ANY)
pix->field = V4L2_FIELD_NONE;
else if (V4L2_FIELD_NONE != pix->field)
- goto tf_out;
+ return -EINVAL;
if (is_output) {
max_width = variant->pix_limit->scaler_dis_w;
@@ -834,7 +913,7 @@ int fimc_vidioc_try_fmt(struct file *file, void *priv, struct v4l2_format *f)
mod_x = 6; /* 64 x 32 pixels tile */
mod_y = 5;
} else {
- if (fimc->id == 1 && fimc->variant->pix_hoff)
+ if (fimc->id == 1 && variant->pix_hoff)
mod_y = fimc_fmt_is_rgb(fmt->color) ? 0 : 1;
else
mod_y = mod_x;
@@ -845,74 +924,72 @@ int fimc_vidioc_try_fmt(struct file *file, void *priv, struct v4l2_format *f)
v4l_bound_align_image(&pix->width, 16, max_width, mod_x,
&pix->height, 8, variant->pix_limit->scaler_dis_w, mod_y, 0);
- if (pix->bytesperline == 0 ||
- (pix->bytesperline * 8 / fmt->depth) > pix->width)
- pix->bytesperline = (pix->width * fmt->depth) >> 3;
+ pix->num_planes = fmt->memplanes;
+ pix->colorspace = V4L2_COLORSPACE_JPEG;
- if (pix->sizeimage == 0)
- pix->sizeimage = pix->height * pix->bytesperline;
+ for (i = 0; i < pix->num_planes; ++i) {
+ int bpl = pix->plane_fmt[i].bytesperline;
- dbg("w: %d, h: %d, bpl: %d, depth: %d",
- pix->width, pix->height, pix->bytesperline, fmt->depth);
+ dbg("[%d] bpl: %d, depth: %d, w: %d, h: %d",
+ i, bpl, fmt->depth[i], pix->width, pix->height);
- ret = 0;
+ if (!bpl || (bpl * 8 / fmt->depth[i]) > pix->width)
+ bpl = (pix->width * fmt->depth[0]) >> 3;
-tf_out:
- mutex_unlock(&fimc->lock);
- return ret;
+ if (!pix->plane_fmt[i].sizeimage)
+ pix->plane_fmt[i].sizeimage = pix->height * bpl;
+
+ pix->plane_fmt[i].bytesperline = bpl;
+
+ dbg("[%d]: bpl: %d, sizeimage: %d",
+ i, pix->plane_fmt[i].bytesperline,
+ pix->plane_fmt[i].sizeimage);
+ }
+
+ return 0;
}
-static int fimc_m2m_s_fmt(struct file *file, void *priv, struct v4l2_format *f)
+static int fimc_m2m_s_fmt_mplane(struct file *file, void *priv,
+ struct v4l2_format *f)
{
struct fimc_ctx *ctx = priv;
struct fimc_dev *fimc = ctx->fimc_dev;
- struct v4l2_device *v4l2_dev = &fimc->m2m.v4l2_dev;
- struct videobuf_queue *vq;
+ struct vb2_queue *vq;
struct fimc_frame *frame;
- struct v4l2_pix_format *pix;
- unsigned long flags;
- int ret = 0;
+ struct v4l2_pix_format_mplane *pix;
+ int i, ret = 0;
- ret = fimc_vidioc_try_fmt(file, priv, f);
+ ret = fimc_vidioc_try_fmt_mplane(file, priv, f);
if (ret)
return ret;
- if (mutex_lock_interruptible(&fimc->lock))
- return -ERESTARTSYS;
-
vq = v4l2_m2m_get_vq(ctx->m2m_ctx, f->type);
- mutex_lock(&vq->vb_lock);
- if (videobuf_queue_is_busy(vq)) {
- v4l2_err(v4l2_dev, "%s: queue (%d) busy\n", __func__, f->type);
- ret = -EBUSY;
- goto sf_out;
+ if (vb2_is_streaming(vq)) {
+ v4l2_err(&fimc->m2m.v4l2_dev, "queue (%d) busy\n", f->type);
+ return -EBUSY;
}
- spin_lock_irqsave(&ctx->slock, flags);
- if (f->type == V4L2_BUF_TYPE_VIDEO_OUTPUT) {
+ if (f->type == V4L2_BUF_TYPE_VIDEO_OUTPUT_MPLANE) {
frame = &ctx->s_frame;
- ctx->state |= FIMC_SRC_FMT;
- } else if (f->type == V4L2_BUF_TYPE_VIDEO_CAPTURE) {
+ } else if (f->type == V4L2_BUF_TYPE_VIDEO_CAPTURE_MPLANE) {
frame = &ctx->d_frame;
- ctx->state |= FIMC_DST_FMT;
} else {
- spin_unlock_irqrestore(&ctx->slock, flags);
- v4l2_err(&ctx->fimc_dev->m2m.v4l2_dev,
+ v4l2_err(&fimc->m2m.v4l2_dev,
"Wrong buffer/video queue type (%d)\n", f->type);
- ret = -EINVAL;
- goto sf_out;
+ return -EINVAL;
}
- spin_unlock_irqrestore(&ctx->slock, flags);
- pix = &f->fmt.pix;
+ pix = &f->fmt.pix_mp;
frame->fmt = find_format(f, FMT_FLAGS_M2M);
- if (!frame->fmt) {
- ret = -EINVAL;
- goto sf_out;
- }
+ if (!frame->fmt)
+ return -EINVAL;
- frame->f_width = pix->bytesperline * 8 / frame->fmt->depth;
+ for (i = 0; i < frame->fmt->colplanes; i++)
+ frame->payload[i] = pix->plane_fmt[i].bytesperline * pix->height;
+
+ frame->f_width = pix->plane_fmt[0].bytesperline * 8 /
+ frame->fmt->depth[0];
frame->f_height = pix->height;
frame->width = pix->width;
frame->height = pix->height;
@@ -920,19 +997,15 @@ static int fimc_m2m_s_fmt(struct file *file, void *priv, struct v4l2_format *f)
frame->o_height = pix->height;
frame->offs_h = 0;
frame->offs_v = 0;
- frame->size = (pix->width * pix->height * frame->fmt->depth) >> 3;
- vq->field = pix->field;
- spin_lock_irqsave(&ctx->slock, flags);
- ctx->state |= FIMC_PARAMS;
- spin_unlock_irqrestore(&ctx->slock, flags);
+ if (f->type == V4L2_BUF_TYPE_VIDEO_CAPTURE_MPLANE)
+ fimc_ctx_state_lock_set(FIMC_PARAMS | FIMC_DST_FMT, ctx);
+ else
+ fimc_ctx_state_lock_set(FIMC_PARAMS | FIMC_SRC_FMT, ctx);
dbg("f_w: %d, f_h: %d", frame->f_width, frame->f_height);
-sf_out:
- mutex_unlock(&vq->vb_lock);
- mutex_unlock(&fimc->lock);
- return ret;
+ return 0;
}
static int fimc_m2m_reqbufs(struct file *file, void *priv,
@@ -968,6 +1041,15 @@ static int fimc_m2m_streamon(struct file *file, void *priv,
enum v4l2_buf_type type)
{
struct fimc_ctx *ctx = priv;
+
+ /* The source and target color format need to be set */
+ if (V4L2_TYPE_IS_OUTPUT(type)) {
+ if (!fimc_ctx_state_is_set(FIMC_SRC_FMT, ctx))
+ return -EINVAL;
+ } else if (!fimc_ctx_state_is_set(FIMC_DST_FMT, ctx)) {
+ return -EINVAL;
+ }
+
return v4l2_m2m_streamon(file, ctx->m2m_ctx, type);
}
@@ -991,12 +1073,9 @@ int fimc_vidioc_queryctrl(struct file *file, void *priv,
return 0;
}
- if (ctx->state & FIMC_CTX_CAP) {
- if (mutex_lock_interruptible(&ctx->fimc_dev->lock))
- return -ERESTARTSYS;
- ret = v4l2_subdev_call(ctx->fimc_dev->vid_cap.sd,
+ if (fimc_ctx_state_is_set(FIMC_CTX_CAP, ctx)) {
+ return v4l2_subdev_call(ctx->fimc_dev->vid_cap.sd,
core, queryctrl, qc);
- mutex_unlock(&ctx->fimc_dev->lock);
}
return ret;
}
@@ -1006,10 +1085,6 @@ int fimc_vidioc_g_ctrl(struct file *file, void *priv,
{
struct fimc_ctx *ctx = priv;
struct fimc_dev *fimc = ctx->fimc_dev;
- int ret = 0;
-
- if (mutex_lock_interruptible(&fimc->lock))
- return -ERESTARTSYS;
switch (ctrl->id) {
case V4L2_CID_HFLIP:
@@ -1022,19 +1097,17 @@ int fimc_vidioc_g_ctrl(struct file *file, void *priv,
ctrl->value = ctx->rotation;
break;
default:
- if (ctx->state & FIMC_CTX_CAP) {
- ret = v4l2_subdev_call(fimc->vid_cap.sd, core,
- g_ctrl, ctrl);
+ if (fimc_ctx_state_is_set(FIMC_CTX_CAP, ctx)) {
+ return v4l2_subdev_call(fimc->vid_cap.sd, core,
+ g_ctrl, ctrl);
} else {
- v4l2_err(&fimc->m2m.v4l2_dev,
- "Invalid control\n");
- ret = -EINVAL;
+ v4l2_err(&fimc->m2m.v4l2_dev, "Invalid control\n");
+ return -EINVAL;
}
}
dbg("ctrl->value= %d", ctrl->value);
- mutex_unlock(&fimc->lock);
- return ret;
+ return 0;
}
int check_ctrl_val(struct fimc_ctx *ctx, struct v4l2_control *ctrl)
@@ -1058,16 +1131,7 @@ int fimc_s_ctrl(struct fimc_ctx *ctx, struct v4l2_control *ctrl)
{
struct samsung_fimc_variant *variant = ctx->fimc_dev->variant;
struct fimc_dev *fimc = ctx->fimc_dev;
- unsigned long flags;
-
- if (ctx->rotation != 0 &&
- (ctrl->id == V4L2_CID_HFLIP || ctrl->id == V4L2_CID_VFLIP)) {
- v4l2_err(&fimc->m2m.v4l2_dev,
- "Simultaneous flip and rotation is not supported\n");
- return -EINVAL;
- }
-
- spin_lock_irqsave(&ctx->slock, flags);
+ int ret = 0;
switch (ctrl->id) {
case V4L2_CID_HFLIP:
@@ -1085,29 +1149,36 @@ int fimc_s_ctrl(struct fimc_ctx *ctx, struct v4l2_control *ctrl)
break;
case V4L2_CID_ROTATE:
+ if (fimc_ctx_state_is_set(FIMC_DST_FMT | FIMC_SRC_FMT, ctx)) {
+ ret = fimc_check_scaler_ratio(ctx->s_frame.width,
+ ctx->s_frame.height, ctx->d_frame.width,
+ ctx->d_frame.height, ctrl->value);
+ }
+
+ if (ret) {
+ v4l2_err(&fimc->m2m.v4l2_dev, "Out of scaler range\n");
+ return -EINVAL;
+ }
+
/* Check for the output rotator availability */
if ((ctrl->value == 90 || ctrl->value == 270) &&
- (ctx->in_path == FIMC_DMA && !variant->has_out_rot)) {
- spin_unlock_irqrestore(&ctx->slock, flags);
+ (ctx->in_path == FIMC_DMA && !variant->has_out_rot))
return -EINVAL;
- } else {
- ctx->rotation = ctrl->value;
- }
+ ctx->rotation = ctrl->value;
break;
default:
- spin_unlock_irqrestore(&ctx->slock, flags);
v4l2_err(&fimc->m2m.v4l2_dev, "Invalid control\n");
return -EINVAL;
}
- ctx->state |= FIMC_PARAMS;
- spin_unlock_irqrestore(&ctx->slock, flags);
+
+ fimc_ctx_state_lock_set(FIMC_PARAMS, ctx);
return 0;
}
static int fimc_m2m_s_ctrl(struct file *file, void *priv,
- struct v4l2_control *ctrl)
+ struct v4l2_control *ctrl)
{
struct fimc_ctx *ctx = priv;
int ret = 0;
@@ -1125,22 +1196,17 @@ static int fimc_m2m_cropcap(struct file *file, void *fh,
{
struct fimc_frame *frame;
struct fimc_ctx *ctx = fh;
- struct fimc_dev *fimc = ctx->fimc_dev;
frame = ctx_get_frame(ctx, cr->type);
if (IS_ERR(frame))
return PTR_ERR(frame);
- if (mutex_lock_interruptible(&fimc->lock))
- return -ERESTARTSYS;
-
cr->bounds.left = 0;
cr->bounds.top = 0;
cr->bounds.width = frame->f_width;
cr->bounds.height = frame->f_height;
cr->defrect = cr->bounds;
- mutex_unlock(&fimc->lock);
return 0;
}
@@ -1148,21 +1214,16 @@ static int fimc_m2m_g_crop(struct file *file, void *fh, struct v4l2_crop *cr)
{
struct fimc_frame *frame;
struct fimc_ctx *ctx = file->private_data;
- struct fimc_dev *fimc = ctx->fimc_dev;
frame = ctx_get_frame(ctx, cr->type);
if (IS_ERR(frame))
return PTR_ERR(frame);
- if (mutex_lock_interruptible(&fimc->lock))
- return -ERESTARTSYS;
-
cr->c.left = frame->offs_h;
cr->c.top = frame->offs_v;
cr->c.width = frame->width;
cr->c.height = frame->height;
- mutex_unlock(&fimc->lock);
return 0;
}
@@ -1170,7 +1231,9 @@ int fimc_try_crop(struct fimc_ctx *ctx, struct v4l2_crop *cr)
{
struct fimc_dev *fimc = ctx->fimc_dev;
struct fimc_frame *f;
- u32 min_size, halign;
+ u32 min_size, halign, depth = 0;
+ bool is_capture_ctx;
+ int i;
if (cr->c.top < 0 || cr->c.left < 0) {
v4l2_err(&fimc->m2m.v4l2_dev,
@@ -1178,10 +1241,12 @@ int fimc_try_crop(struct fimc_ctx *ctx, struct v4l2_crop *cr)
return -EINVAL;
}
- if (cr->type == V4L2_BUF_TYPE_VIDEO_CAPTURE)
- f = (ctx->state & FIMC_CTX_CAP) ? &ctx->s_frame : &ctx->d_frame;
- else if (cr->type == V4L2_BUF_TYPE_VIDEO_OUTPUT &&
- ctx->state & FIMC_CTX_M2M)
+ is_capture_ctx = fimc_ctx_state_is_set(FIMC_CTX_CAP, ctx);
+
+ if (cr->type == V4L2_BUF_TYPE_VIDEO_CAPTURE_MPLANE)
+ f = is_capture_ctx ? &ctx->s_frame : &ctx->d_frame;
+ else if (cr->type == V4L2_BUF_TYPE_VIDEO_OUTPUT_MPLANE &&
+ !is_capture_ctx)
f = &ctx->s_frame;
else
return -EINVAL;
@@ -1189,21 +1254,24 @@ int fimc_try_crop(struct fimc_ctx *ctx, struct v4l2_crop *cr)
min_size = (f == &ctx->s_frame) ?
fimc->variant->min_inp_pixsize : fimc->variant->min_out_pixsize;
- if (ctx->state & FIMC_CTX_M2M) {
+ /* Get pixel alignment constraints. */
+ if (is_capture_ctx) {
+ min_size = 16;
+ halign = 4;
+ } else {
if (fimc->id == 1 && fimc->variant->pix_hoff)
halign = fimc_fmt_is_rgb(f->fmt->color) ? 0 : 1;
else
halign = ffs(min_size) - 1;
- /* there are more strict aligment requirements at camera interface */
- } else {
- min_size = 16;
- halign = 4;
}
+ for (i = 0; i < f->fmt->colplanes; i++)
+ depth += f->fmt->depth[i];
+
v4l_bound_align_image(&cr->c.width, min_size, f->o_width,
ffs(min_size) - 1,
&cr->c.height, min_size, f->o_height,
- halign, 64/(ALIGN(f->fmt->depth, 8)));
+ halign, 64/(ALIGN(depth, 8)));
/* adjust left/top if cropping rectangle is out of bounds */
if (cr->c.left + cr->c.width > f->o_width)
@@ -1212,8 +1280,7 @@ int fimc_try_crop(struct fimc_ctx *ctx, struct v4l2_crop *cr)
cr->c.top = f->o_height - cr->c.height;
cr->c.left = round_down(cr->c.left, min_size);
- cr->c.top = round_down(cr->c.top,
- ctx->state & FIMC_CTX_M2M ? 8 : 16);
+ cr->c.top = round_down(cr->c.top, is_capture_ctx ? 16 : 8);
dbg("l:%d, t:%d, w:%d, h:%d, f_w: %d, f_h: %d",
cr->c.left, cr->c.top, cr->c.width, cr->c.height,
@@ -1222,12 +1289,10 @@ int fimc_try_crop(struct fimc_ctx *ctx, struct v4l2_crop *cr)
return 0;
}
-
static int fimc_m2m_s_crop(struct file *file, void *fh, struct v4l2_crop *cr)
{
struct fimc_ctx *ctx = file->private_data;
struct fimc_dev *fimc = ctx->fimc_dev;
- unsigned long flags;
struct fimc_frame *f;
int ret;
@@ -1235,52 +1300,52 @@ static int fimc_m2m_s_crop(struct file *file, void *fh, struct v4l2_crop *cr)
if (ret)
return ret;
- f = (cr->type == V4L2_BUF_TYPE_VIDEO_OUTPUT) ?
+ f = (cr->type == V4L2_BUF_TYPE_VIDEO_OUTPUT_MPLANE) ?
&ctx->s_frame : &ctx->d_frame;
- if (mutex_lock_interruptible(&fimc->lock))
- return -ERESTARTSYS;
-
- spin_lock_irqsave(&ctx->slock, flags);
- if (~ctx->state & (FIMC_SRC_FMT | FIMC_DST_FMT)) {
- /* Check to see if scaling ratio is within supported range */
- if (cr->type == V4L2_BUF_TYPE_VIDEO_OUTPUT)
- ret = fimc_check_scaler_ratio(&cr->c, &ctx->d_frame);
- else
- ret = fimc_check_scaler_ratio(&cr->c, &ctx->s_frame);
+ /* Check to see if scaling ratio is within supported range */
+ if (fimc_ctx_state_is_set(FIMC_DST_FMT | FIMC_SRC_FMT, ctx)) {
+ if (cr->type == V4L2_BUF_TYPE_VIDEO_OUTPUT_MPLANE) {
+ ret = fimc_check_scaler_ratio(cr->c.width, cr->c.height,
+ ctx->d_frame.width,
+ ctx->d_frame.height,
+ ctx->rotation);
+ } else {
+ ret = fimc_check_scaler_ratio(ctx->s_frame.width,
+ ctx->s_frame.height,
+ cr->c.width, cr->c.height,
+ ctx->rotation);
+ }
if (ret) {
- v4l2_err(&fimc->m2m.v4l2_dev, "Out of scaler range");
- ret = -EINVAL;
- goto scr_unlock;
+ v4l2_err(&fimc->m2m.v4l2_dev, "Out of scaler range\n");
+ return -EINVAL;
}
}
- ctx->state |= FIMC_PARAMS;
f->offs_h = cr->c.left;
f->offs_v = cr->c.top;
f->width = cr->c.width;
f->height = cr->c.height;
-scr_unlock:
- spin_unlock_irqrestore(&ctx->slock, flags);
- mutex_unlock(&fimc->lock);
+ fimc_ctx_state_lock_set(FIMC_PARAMS, ctx);
+
return 0;
}
static const struct v4l2_ioctl_ops fimc_m2m_ioctl_ops = {
.vidioc_querycap = fimc_m2m_querycap,
- .vidioc_enum_fmt_vid_cap = fimc_vidioc_enum_fmt,
- .vidioc_enum_fmt_vid_out = fimc_vidioc_enum_fmt,
+ .vidioc_enum_fmt_vid_cap_mplane = fimc_vidioc_enum_fmt_mplane,
+ .vidioc_enum_fmt_vid_out_mplane = fimc_vidioc_enum_fmt_mplane,
- .vidioc_g_fmt_vid_cap = fimc_vidioc_g_fmt,
- .vidioc_g_fmt_vid_out = fimc_vidioc_g_fmt,
+ .vidioc_g_fmt_vid_cap_mplane = fimc_vidioc_g_fmt_mplane,
+ .vidioc_g_fmt_vid_out_mplane = fimc_vidioc_g_fmt_mplane,
- .vidioc_try_fmt_vid_cap = fimc_vidioc_try_fmt,
- .vidioc_try_fmt_vid_out = fimc_vidioc_try_fmt,
+ .vidioc_try_fmt_vid_cap_mplane = fimc_vidioc_try_fmt_mplane,
+ .vidioc_try_fmt_vid_out_mplane = fimc_vidioc_try_fmt_mplane,
- .vidioc_s_fmt_vid_cap = fimc_m2m_s_fmt,
- .vidioc_s_fmt_vid_out = fimc_m2m_s_fmt,
+ .vidioc_s_fmt_vid_cap_mplane = fimc_m2m_s_fmt_mplane,
+ .vidioc_s_fmt_vid_out_mplane = fimc_m2m_s_fmt_mplane,
.vidioc_reqbufs = fimc_m2m_reqbufs,
.vidioc_querybuf = fimc_m2m_querybuf,
@@ -1301,26 +1366,39 @@ static const struct v4l2_ioctl_ops fimc_m2m_ioctl_ops = {
};
-static void queue_init(void *priv, struct videobuf_queue *vq,
- enum v4l2_buf_type type)
+static int queue_init(void *priv, struct vb2_queue *src_vq,
+ struct vb2_queue *dst_vq)
{
struct fimc_ctx *ctx = priv;
- struct fimc_dev *fimc = ctx->fimc_dev;
+ int ret;
+
+ memset(src_vq, 0, sizeof(*src_vq));
+ src_vq->type = V4L2_BUF_TYPE_VIDEO_OUTPUT_MPLANE;
+ src_vq->io_modes = VB2_MMAP | VB2_USERPTR;
+ src_vq->drv_priv = ctx;
+ src_vq->ops = &fimc_qops;
+ src_vq->mem_ops = &vb2_dma_contig_memops;
+ src_vq->buf_struct_size = sizeof(struct v4l2_m2m_buffer);
+
+ ret = vb2_queue_init(src_vq);
+ if (ret)
+ return ret;
- videobuf_queue_dma_contig_init(vq, &fimc_qops,
- &fimc->pdev->dev,
- &fimc->irqlock, type, V4L2_FIELD_NONE,
- sizeof(struct fimc_vid_buffer), priv, NULL);
+ memset(dst_vq, 0, sizeof(*dst_vq));
+ dst_vq->type = V4L2_BUF_TYPE_VIDEO_CAPTURE_MPLANE;
+ dst_vq->io_modes = VB2_MMAP | VB2_USERPTR;
+ dst_vq->drv_priv = ctx;
+ dst_vq->ops = &fimc_qops;
+ dst_vq->mem_ops = &vb2_dma_contig_memops;
+ dst_vq->buf_struct_size = sizeof(struct v4l2_m2m_buffer);
+
+ return vb2_queue_init(dst_vq);
}
static int fimc_m2m_open(struct file *file)
{
struct fimc_dev *fimc = video_drvdata(file);
struct fimc_ctx *ctx = NULL;
- int err = 0;
-
- if (mutex_lock_interruptible(&fimc->lock))
- return -ERESTARTSYS;
dbg("pid: %d, state: 0x%lx, refcnt: %d",
task_pid_nr(current), fimc->state, fimc->vid_cap.refcnt);
@@ -1329,19 +1407,15 @@ static int fimc_m2m_open(struct file *file)
* Return if the corresponding video capture node
* is already opened.
*/
- if (fimc->vid_cap.refcnt > 0) {
- err = -EBUSY;
- goto err_unlock;
- }
+ if (fimc->vid_cap.refcnt > 0)
+ return -EBUSY;
fimc->m2m.refcnt++;
set_bit(ST_OUTDMA_RUN, &fimc->state);
ctx = kzalloc(sizeof *ctx, GFP_KERNEL);
- if (!ctx) {
- err = -ENOMEM;
- goto err_unlock;
- }
+ if (!ctx)
+ return -ENOMEM;
file->private_data = ctx;
ctx->fimc_dev = fimc;
@@ -1355,15 +1429,14 @@ static int fimc_m2m_open(struct file *file)
ctx->out_path = FIMC_DMA;
spin_lock_init(&ctx->slock);
- ctx->m2m_ctx = v4l2_m2m_ctx_init(ctx, fimc->m2m.m2m_dev, queue_init);
+ ctx->m2m_ctx = v4l2_m2m_ctx_init(fimc->m2m.m2m_dev, ctx, queue_init);
if (IS_ERR(ctx->m2m_ctx)) {
- err = PTR_ERR(ctx->m2m_ctx);
+ int err = PTR_ERR(ctx->m2m_ctx);
kfree(ctx);
+ return err;
}
-err_unlock:
- mutex_unlock(&fimc->lock);
- return err;
+ return 0;
}
static int fimc_m2m_release(struct file *file)
@@ -1371,8 +1444,6 @@ static int fimc_m2m_release(struct file *file)
struct fimc_ctx *ctx = file->private_data;
struct fimc_dev *fimc = ctx->fimc_dev;
- mutex_lock(&fimc->lock);
-
dbg("pid: %d, state: 0x%lx, refcnt= %d",
task_pid_nr(current), fimc->state, fimc->m2m.refcnt);
@@ -1381,7 +1452,6 @@ static int fimc_m2m_release(struct file *file)
if (--fimc->m2m.refcnt <= 0)
clear_bit(ST_OUTDMA_RUN, &fimc->state);
- mutex_unlock(&fimc->lock);
return 0;
}
@@ -1415,7 +1485,6 @@ static struct v4l2_m2m_ops m2m_ops = {
.job_abort = fimc_job_abort,
};
-
static int fimc_register_m2m_device(struct fimc_dev *fimc)
{
struct video_device *vfd;
@@ -1448,6 +1517,7 @@ static int fimc_register_m2m_device(struct fimc_dev *fimc)
vfd->ioctl_ops = &fimc_m2m_ioctl_ops;
vfd->minor = -1;
vfd->release = video_device_release;
+ vfd->lock = &fimc->lock;
snprintf(vfd->name, sizeof(vfd->name), "%s:m2m", dev_name(&pdev->dev));
@@ -1496,7 +1566,7 @@ static void fimc_unregister_m2m_device(struct fimc_dev *fimc)
static void fimc_clk_release(struct fimc_dev *fimc)
{
int i;
- for (i = 0; i < NUM_FIMC_CLOCKS; i++) {
+ for (i = 0; i < fimc->num_clocks; i++) {
if (fimc->clock[i]) {
clk_disable(fimc->clock[i]);
clk_put(fimc->clock[i]);
@@ -1507,15 +1577,16 @@ static void fimc_clk_release(struct fimc_dev *fimc)
static int fimc_clk_get(struct fimc_dev *fimc)
{
int i;
- for (i = 0; i < NUM_FIMC_CLOCKS; i++) {
- fimc->clock[i] = clk_get(&fimc->pdev->dev, fimc_clock_name[i]);
- if (IS_ERR(fimc->clock[i])) {
- dev_err(&fimc->pdev->dev,
- "failed to get fimc clock: %s\n",
- fimc_clock_name[i]);
- return -ENXIO;
+ for (i = 0; i < fimc->num_clocks; i++) {
+ fimc->clock[i] = clk_get(&fimc->pdev->dev, fimc_clocks[i]);
+
+ if (!IS_ERR_OR_NULL(fimc->clock[i])) {
+ clk_enable(fimc->clock[i]);
+ continue;
}
- clk_enable(fimc->clock[i]);
+ dev_err(&fimc->pdev->dev, "failed to get fimc clock: %s\n",
+ fimc_clocks[i]);
+ return -ENXIO;
}
return 0;
}
@@ -1525,7 +1596,9 @@ static int fimc_probe(struct platform_device *pdev)
struct fimc_dev *fimc;
struct resource *res;
struct samsung_fimc_driverdata *drv_data;
+ struct s5p_platform_fimc *pdata;
int ret = 0;
+ int cap_input_index = -1;
dev_dbg(&pdev->dev, "%s():\n", __func__);
@@ -1545,10 +1618,10 @@ static int fimc_probe(struct platform_device *pdev)
fimc->id = pdev->id;
fimc->variant = drv_data->variant[fimc->id];
fimc->pdev = pdev;
- fimc->pdata = pdev->dev.platform_data;
+ pdata = pdev->dev.platform_data;
+ fimc->pdata = pdata;
fimc->state = ST_IDLE;
- spin_lock_init(&fimc->irqlock);
init_waitqueue_head(&fimc->irq_queue);
spin_lock_init(&fimc->slock);
@@ -1576,10 +1649,18 @@ static int fimc_probe(struct platform_device *pdev)
goto err_req_region;
}
+ fimc->num_clocks = MAX_FIMC_CLOCKS - 1;
+
+ /* Check if a video capture node needs to be registered. */
+ if (pdata && pdata->num_clients > 0) {
+ cap_input_index = 0;
+ fimc->num_clocks++;
+ }
+
ret = fimc_clk_get(fimc);
if (ret)
goto err_regs_unmap;
- clk_set_rate(fimc->clock[0], drv_data->lclk_frequency);
+ clk_set_rate(fimc->clock[CLK_BUS], drv_data->lclk_frequency);
res = platform_get_resource(pdev, IORESOURCE_IRQ, 0);
if (!res) {
@@ -1597,24 +1678,24 @@ static int fimc_probe(struct platform_device *pdev)
goto err_clk;
}
+ /* Initialize contiguous memory allocator */
+ fimc->alloc_ctx = vb2_dma_contig_init_ctx(&fimc->pdev->dev);
+ if (IS_ERR(fimc->alloc_ctx)) {
+ ret = PTR_ERR(fimc->alloc_ctx);
+ goto err_irq;
+ }
+
ret = fimc_register_m2m_device(fimc);
if (ret)
goto err_irq;
/* At least one camera sensor is required to register capture node */
- if (fimc->pdata) {
- int i;
- for (i = 0; i < FIMC_MAX_CAMIF_CLIENTS; ++i)
- if (fimc->pdata->isp_info[i])
- break;
-
- if (i < FIMC_MAX_CAMIF_CLIENTS) {
- ret = fimc_register_capture_device(fimc);
- if (ret)
- goto err_m2m;
- }
+ if (cap_input_index >= 0) {
+ ret = fimc_register_capture_device(fimc);
+ if (ret)
+ goto err_m2m;
+ clk_disable(fimc->clock[CLK_CAM]);
}
-
/*
* Exclude the additional output DMA address registers by masking
* them out on HW revisions that provide extended capabilites.
@@ -1656,6 +1737,9 @@ static int __devexit fimc_remove(struct platform_device *pdev)
fimc_unregister_capture_device(fimc);
fimc_clk_release(fimc);
+
+ vb2_dma_contig_cleanup_ctx(fimc->alloc_ctx);
+
iounmap(fimc->regs);
release_resource(fimc->regs_res);
kfree(fimc->regs_res);
@@ -1726,6 +1810,7 @@ static struct samsung_fimc_variant fimc1_variant_s5pv210 = {
.pix_hoff = 1,
.has_inp_rot = 1,
.has_out_rot = 1,
+ .has_mainscaler_ext = 1,
.min_inp_pixsize = 16,
.min_out_pixsize = 16,
.hor_offs_align = 1,
@@ -1747,6 +1832,7 @@ static struct samsung_fimc_variant fimc0_variant_s5pv310 = {
.has_inp_rot = 1,
.has_out_rot = 1,
.has_cistatus2 = 1,
+ .has_mainscaler_ext = 1,
.min_inp_pixsize = 16,
.min_out_pixsize = 16,
.hor_offs_align = 1,
@@ -1757,6 +1843,7 @@ static struct samsung_fimc_variant fimc0_variant_s5pv310 = {
static struct samsung_fimc_variant fimc2_variant_s5pv310 = {
.pix_hoff = 1,
.has_cistatus2 = 1,
+ .has_mainscaler_ext = 1,
.min_inp_pixsize = 16,
.min_out_pixsize = 16,
.hor_offs_align = 1,
generated by cgit v1.2.3 (git 2.0.4) at 2024-05-18 09:05:08 +0000