diff options
Diffstat (limited to 'drivers/media/platform/qcom/camss/camss-vfe.c')
-rw-r--r-- | drivers/media/platform/qcom/camss/camss-vfe.c | 847 |
1 files changed, 69 insertions, 778 deletions
diff --git a/drivers/media/platform/qcom/camss/camss-vfe.c b/drivers/media/platform/qcom/camss/camss-vfe.c index fae2b513b2f9..15695fd466c4 100644 --- a/drivers/media/platform/qcom/camss/camss-vfe.c +++ b/drivers/media/platform/qcom/camss/camss-vfe.c @@ -26,22 +26,8 @@ #define MSM_VFE_NAME "msm_vfe" -#define vfe_line_array(ptr_line) \ - ((const struct vfe_line (*)[]) &(ptr_line[-(ptr_line->id)])) - -#define to_vfe(ptr_line) \ - container_of(vfe_line_array(ptr_line), struct vfe_device, line) - /* VFE reset timeout */ #define VFE_RESET_TIMEOUT_MS 50 -/* VFE halt timeout */ -#define VFE_HALT_TIMEOUT_MS 100 -/* Max number of frame drop updates per frame */ -#define VFE_FRAME_DROP_UPDATES 2 -/* Frame drop value. VAL + UPDATES - 1 should not exceed 31 */ -#define VFE_FRAME_DROP_VAL 30 - -#define VFE_NEXT_SOF_MS 500 #define SCALER_RATIO_MAX 16 @@ -110,6 +96,32 @@ static const struct vfe_format formats_pix_8x96[] = { { MEDIA_BUS_FMT_YVYU8_2X8, 8 }, }; +static const struct vfe_format formats_rdi_845[] = { + { MEDIA_BUS_FMT_UYVY8_2X8, 8 }, + { MEDIA_BUS_FMT_VYUY8_2X8, 8 }, + { MEDIA_BUS_FMT_YUYV8_2X8, 8 }, + { MEDIA_BUS_FMT_YVYU8_2X8, 8 }, + { MEDIA_BUS_FMT_SBGGR8_1X8, 8 }, + { MEDIA_BUS_FMT_SGBRG8_1X8, 8 }, + { MEDIA_BUS_FMT_SGRBG8_1X8, 8 }, + { MEDIA_BUS_FMT_SRGGB8_1X8, 8 }, + { MEDIA_BUS_FMT_SBGGR10_1X10, 10 }, + { MEDIA_BUS_FMT_SGBRG10_1X10, 10 }, + { MEDIA_BUS_FMT_SGRBG10_1X10, 10 }, + { MEDIA_BUS_FMT_SRGGB10_1X10, 10 }, + { MEDIA_BUS_FMT_SBGGR10_2X8_PADHI_LE, 16 }, + { MEDIA_BUS_FMT_SBGGR12_1X12, 12 }, + { MEDIA_BUS_FMT_SGBRG12_1X12, 12 }, + { MEDIA_BUS_FMT_SGRBG12_1X12, 12 }, + { MEDIA_BUS_FMT_SRGGB12_1X12, 12 }, + { MEDIA_BUS_FMT_SBGGR14_1X14, 14 }, + { MEDIA_BUS_FMT_SGBRG14_1X14, 14 }, + { MEDIA_BUS_FMT_SGRBG14_1X14, 14 }, + { MEDIA_BUS_FMT_SRGGB14_1X14, 14 }, + { MEDIA_BUS_FMT_Y10_1X10, 10 }, + { MEDIA_BUS_FMT_Y10_2X8_PADHI_LE, 16 }, +}; + /* * vfe_get_bpp - map media bus format to bits per pixel * @formats: supported media bus formats array @@ -206,7 +218,8 @@ static u32 vfe_src_pad_code(struct vfe_line *line, u32 sink_code, return sink_code; } else if (vfe->camss->version == CAMSS_8x96 || - vfe->camss->version == CAMSS_660) + vfe->camss->version == CAMSS_660 || + vfe->camss->version == CAMSS_845) switch (sink_code) { case MEDIA_BUS_FMT_YUYV8_2X8: { @@ -270,13 +283,7 @@ static u32 vfe_src_pad_code(struct vfe_line *line, u32 sink_code, return 0; } -/* - * vfe_reset - Trigger reset on VFE module and wait to complete - * @vfe: VFE device - * - * Return 0 on success or a negative error code otherwise - */ -static int vfe_reset(struct vfe_device *vfe) +int vfe_reset(struct vfe_device *vfe) { unsigned long time; @@ -294,35 +301,11 @@ static int vfe_reset(struct vfe_device *vfe) return 0; } -/* - * vfe_halt - Trigger halt on VFE module and wait to complete - * @vfe: VFE device - * - * Return 0 on success or a negative error code otherwise - */ -static int vfe_halt(struct vfe_device *vfe) -{ - unsigned long time; - - reinit_completion(&vfe->halt_complete); - - vfe->ops->halt_request(vfe); - - time = wait_for_completion_timeout(&vfe->halt_complete, - msecs_to_jiffies(VFE_HALT_TIMEOUT_MS)); - if (!time) { - dev_err(vfe->camss->dev, "VFE halt timeout\n"); - return -EIO; - } - - return 0; -} - static void vfe_init_outputs(struct vfe_device *vfe) { int i; - for (i = 0; i < ARRAY_SIZE(vfe->line); i++) { + for (i = 0; i < vfe->line_num; i++) { struct vfe_output *output = &vfe->line[i].output; output->state = VFE_OUTPUT_OFF; @@ -340,71 +323,7 @@ static void vfe_reset_output_maps(struct vfe_device *vfe) vfe->wm_output_map[i] = VFE_LINE_NONE; } -static void vfe_output_init_addrs(struct vfe_device *vfe, - struct vfe_output *output, u8 sync) -{ - u32 ping_addr; - u32 pong_addr; - unsigned int i; - - output->active_buf = 0; - - for (i = 0; i < output->wm_num; i++) { - if (output->buf[0]) - ping_addr = output->buf[0]->addr[i]; - else - ping_addr = 0; - - if (output->buf[1]) - pong_addr = output->buf[1]->addr[i]; - else - pong_addr = ping_addr; - - vfe->ops->wm_set_ping_addr(vfe, output->wm_idx[i], ping_addr); - vfe->ops->wm_set_pong_addr(vfe, output->wm_idx[i], pong_addr); - if (sync) - vfe->ops->bus_reload_wm(vfe, output->wm_idx[i]); - } -} - -static void vfe_output_update_ping_addr(struct vfe_device *vfe, - struct vfe_output *output, u8 sync) -{ - u32 addr; - unsigned int i; - - for (i = 0; i < output->wm_num; i++) { - if (output->buf[0]) - addr = output->buf[0]->addr[i]; - else - addr = 0; - - vfe->ops->wm_set_ping_addr(vfe, output->wm_idx[i], addr); - if (sync) - vfe->ops->bus_reload_wm(vfe, output->wm_idx[i]); - } -} - -static void vfe_output_update_pong_addr(struct vfe_device *vfe, - struct vfe_output *output, u8 sync) -{ - u32 addr; - unsigned int i; - - for (i = 0; i < output->wm_num; i++) { - if (output->buf[1]) - addr = output->buf[1]->addr[i]; - else - addr = 0; - - vfe->ops->wm_set_pong_addr(vfe, output->wm_idx[i], addr); - if (sync) - vfe->ops->bus_reload_wm(vfe, output->wm_idx[i]); - } - -} - -static int vfe_reserve_wm(struct vfe_device *vfe, enum vfe_line_id line_id) +int vfe_reserve_wm(struct vfe_device *vfe, enum vfe_line_id line_id) { int ret = -EBUSY; int i; @@ -420,7 +339,7 @@ static int vfe_reserve_wm(struct vfe_device *vfe, enum vfe_line_id line_id) return ret; } -static int vfe_release_wm(struct vfe_device *vfe, u8 wm) +int vfe_release_wm(struct vfe_device *vfe, u8 wm) { if (wm >= ARRAY_SIZE(vfe->wm_output_map)) return -EINVAL; @@ -430,29 +349,7 @@ static int vfe_release_wm(struct vfe_device *vfe, u8 wm) return 0; } -static void vfe_output_frame_drop(struct vfe_device *vfe, - struct vfe_output *output, - u32 drop_pattern) -{ - u8 drop_period; - unsigned int i; - - /* We need to toggle update period to be valid on next frame */ - output->drop_update_idx++; - output->drop_update_idx %= VFE_FRAME_DROP_UPDATES; - drop_period = VFE_FRAME_DROP_VAL + output->drop_update_idx; - - for (i = 0; i < output->wm_num; i++) { - vfe->ops->wm_set_framedrop_period(vfe, output->wm_idx[i], - drop_period); - vfe->ops->wm_set_framedrop_pattern(vfe, output->wm_idx[i], - drop_pattern); - } - vfe->ops->reg_update(vfe, - container_of(output, struct vfe_line, output)->id); -} - -static struct camss_buffer *vfe_buf_get_pending(struct vfe_output *output) +struct camss_buffer *vfe_buf_get_pending(struct vfe_output *output) { struct camss_buffer *buffer = NULL; @@ -466,13 +363,8 @@ static struct camss_buffer *vfe_buf_get_pending(struct vfe_output *output) return buffer; } -/* - * vfe_buf_add_pending - Add output buffer to list of pending - * @output: VFE output - * @buffer: Video buffer - */ -static void vfe_buf_add_pending(struct vfe_output *output, - struct camss_buffer *buffer) +void vfe_buf_add_pending(struct vfe_output *output, + struct camss_buffer *buffer) { INIT_LIST_HEAD(&buffer->queue); list_add_tail(&buffer->queue, &output->pending_bufs); @@ -495,149 +387,7 @@ static void vfe_buf_flush_pending(struct vfe_output *output, } } -static void vfe_buf_update_wm_on_next(struct vfe_device *vfe, - struct vfe_output *output) -{ - switch (output->state) { - case VFE_OUTPUT_CONTINUOUS: - vfe_output_frame_drop(vfe, output, 3); - break; - case VFE_OUTPUT_SINGLE: - default: - dev_err_ratelimited(vfe->camss->dev, - "Next buf in wrong state! %d\n", - output->state); - break; - } -} - -static void vfe_buf_update_wm_on_last(struct vfe_device *vfe, - struct vfe_output *output) -{ - switch (output->state) { - case VFE_OUTPUT_CONTINUOUS: - output->state = VFE_OUTPUT_SINGLE; - vfe_output_frame_drop(vfe, output, 1); - break; - case VFE_OUTPUT_SINGLE: - output->state = VFE_OUTPUT_STOPPING; - vfe_output_frame_drop(vfe, output, 0); - break; - default: - dev_err_ratelimited(vfe->camss->dev, - "Last buff in wrong state! %d\n", - output->state); - break; - } -} - -static void vfe_buf_update_wm_on_new(struct vfe_device *vfe, - struct vfe_output *output, - struct camss_buffer *new_buf) -{ - int inactive_idx; - - switch (output->state) { - case VFE_OUTPUT_SINGLE: - inactive_idx = !output->active_buf; - - if (!output->buf[inactive_idx]) { - output->buf[inactive_idx] = new_buf; - - if (inactive_idx) - vfe_output_update_pong_addr(vfe, output, 0); - else - vfe_output_update_ping_addr(vfe, output, 0); - - vfe_output_frame_drop(vfe, output, 3); - output->state = VFE_OUTPUT_CONTINUOUS; - } else { - vfe_buf_add_pending(output, new_buf); - dev_err_ratelimited(vfe->camss->dev, - "Inactive buffer is busy\n"); - } - break; - - case VFE_OUTPUT_IDLE: - if (!output->buf[0]) { - output->buf[0] = new_buf; - - vfe_output_init_addrs(vfe, output, 1); - - vfe_output_frame_drop(vfe, output, 1); - output->state = VFE_OUTPUT_SINGLE; - } else { - vfe_buf_add_pending(output, new_buf); - dev_err_ratelimited(vfe->camss->dev, - "Output idle with buffer set!\n"); - } - break; - - case VFE_OUTPUT_CONTINUOUS: - default: - vfe_buf_add_pending(output, new_buf); - break; - } -} - -static int vfe_get_output(struct vfe_line *line) -{ - struct vfe_device *vfe = to_vfe(line); - struct vfe_output *output; - struct v4l2_format *f = &line->video_out.active_fmt; - unsigned long flags; - int i; - int wm_idx; - - spin_lock_irqsave(&vfe->output_lock, flags); - - output = &line->output; - if (output->state != VFE_OUTPUT_OFF) { - dev_err(vfe->camss->dev, "Output is running\n"); - goto error; - } - output->state = VFE_OUTPUT_RESERVED; - - output->active_buf = 0; - - switch (f->fmt.pix_mp.pixelformat) { - case V4L2_PIX_FMT_NV12: - case V4L2_PIX_FMT_NV21: - case V4L2_PIX_FMT_NV16: - case V4L2_PIX_FMT_NV61: - output->wm_num = 2; - break; - default: - output->wm_num = 1; - break; - } - - for (i = 0; i < output->wm_num; i++) { - wm_idx = vfe_reserve_wm(vfe, line->id); - if (wm_idx < 0) { - dev_err(vfe->camss->dev, "Can not reserve wm\n"); - goto error_get_wm; - } - output->wm_idx[i] = wm_idx; - } - - output->drop_update_idx = 0; - - spin_unlock_irqrestore(&vfe->output_lock, flags); - - return 0; - -error_get_wm: - for (i--; i >= 0; i--) - vfe_release_wm(vfe, output->wm_idx[i]); - output->state = VFE_OUTPUT_OFF; -error: - spin_unlock_irqrestore(&vfe->output_lock, flags); - - return -EINVAL; -} - -static int vfe_put_output(struct vfe_line *line) +int vfe_put_output(struct vfe_line *line) { struct vfe_device *vfe = to_vfe(line); struct vfe_output *output = &line->output; @@ -655,454 +405,27 @@ static int vfe_put_output(struct vfe_line *line) return 0; } -static int vfe_enable_output(struct vfe_line *line) -{ - struct vfe_device *vfe = to_vfe(line); - struct vfe_output *output = &line->output; - const struct vfe_hw_ops *ops = vfe->ops; - struct media_entity *sensor; - unsigned long flags; - unsigned int frame_skip = 0; - unsigned int i; - u16 ub_size; - - ub_size = ops->get_ub_size(vfe->id); - if (!ub_size) - return -EINVAL; - - sensor = camss_find_sensor(&line->subdev.entity); - if (sensor) { - struct v4l2_subdev *subdev = - media_entity_to_v4l2_subdev(sensor); - - v4l2_subdev_call(subdev, sensor, g_skip_frames, &frame_skip); - /* Max frame skip is 29 frames */ - if (frame_skip > VFE_FRAME_DROP_VAL - 1) - frame_skip = VFE_FRAME_DROP_VAL - 1; - } - - spin_lock_irqsave(&vfe->output_lock, flags); - - ops->reg_update_clear(vfe, line->id); - - if (output->state != VFE_OUTPUT_RESERVED) { - dev_err(vfe->camss->dev, "Output is not in reserved state %d\n", - output->state); - spin_unlock_irqrestore(&vfe->output_lock, flags); - return -EINVAL; - } - output->state = VFE_OUTPUT_IDLE; - - output->buf[0] = vfe_buf_get_pending(output); - output->buf[1] = vfe_buf_get_pending(output); - - if (!output->buf[0] && output->buf[1]) { - output->buf[0] = output->buf[1]; - output->buf[1] = NULL; - } - - if (output->buf[0]) - output->state = VFE_OUTPUT_SINGLE; - - if (output->buf[1]) - output->state = VFE_OUTPUT_CONTINUOUS; - - switch (output->state) { - case VFE_OUTPUT_SINGLE: - vfe_output_frame_drop(vfe, output, 1 << frame_skip); - break; - case VFE_OUTPUT_CONTINUOUS: - vfe_output_frame_drop(vfe, output, 3 << frame_skip); - break; - default: - vfe_output_frame_drop(vfe, output, 0); - break; - } - - output->sequence = 0; - output->wait_sof = 0; - output->wait_reg_update = 0; - reinit_completion(&output->sof); - reinit_completion(&output->reg_update); - - vfe_output_init_addrs(vfe, output, 0); - - if (line->id != VFE_LINE_PIX) { - ops->set_cgc_override(vfe, output->wm_idx[0], 1); - ops->enable_irq_wm_line(vfe, output->wm_idx[0], line->id, 1); - ops->bus_connect_wm_to_rdi(vfe, output->wm_idx[0], line->id); - ops->wm_set_subsample(vfe, output->wm_idx[0]); - ops->set_rdi_cid(vfe, line->id, 0); - ops->wm_set_ub_cfg(vfe, output->wm_idx[0], - (ub_size + 1) * output->wm_idx[0], ub_size); - ops->wm_frame_based(vfe, output->wm_idx[0], 1); - ops->wm_enable(vfe, output->wm_idx[0], 1); - ops->bus_reload_wm(vfe, output->wm_idx[0]); - } else { - ub_size /= output->wm_num; - for (i = 0; i < output->wm_num; i++) { - ops->set_cgc_override(vfe, output->wm_idx[i], 1); - ops->wm_set_subsample(vfe, output->wm_idx[i]); - ops->wm_set_ub_cfg(vfe, output->wm_idx[i], - (ub_size + 1) * output->wm_idx[i], - ub_size); - ops->wm_line_based(vfe, output->wm_idx[i], - &line->video_out.active_fmt.fmt.pix_mp, - i, 1); - ops->wm_enable(vfe, output->wm_idx[i], 1); - ops->bus_reload_wm(vfe, output->wm_idx[i]); - } - ops->enable_irq_pix_line(vfe, 0, line->id, 1); - ops->set_module_cfg(vfe, 1); - ops->set_camif_cfg(vfe, line); - ops->set_realign_cfg(vfe, line, 1); - ops->set_xbar_cfg(vfe, output, 1); - ops->set_demux_cfg(vfe, line); - ops->set_scale_cfg(vfe, line); - ops->set_crop_cfg(vfe, line); - ops->set_clamp_cfg(vfe); - ops->set_camif_cmd(vfe, 1); - } - - ops->reg_update(vfe, line->id); - - spin_unlock_irqrestore(&vfe->output_lock, flags); - - return 0; -} - -static int vfe_disable_output(struct vfe_line *line) -{ - struct vfe_device *vfe = to_vfe(line); - struct vfe_output *output = &line->output; - const struct vfe_hw_ops *ops = vfe->ops; - unsigned long flags; - unsigned long time; - unsigned int i; - - spin_lock_irqsave(&vfe->output_lock, flags); - - output->wait_sof = 1; - spin_unlock_irqrestore(&vfe->output_lock, flags); - - time = wait_for_completion_timeout(&output->sof, - msecs_to_jiffies(VFE_NEXT_SOF_MS)); - if (!time) - dev_err(vfe->camss->dev, "VFE sof timeout\n"); - - spin_lock_irqsave(&vfe->output_lock, flags); - for (i = 0; i < output->wm_num; i++) - ops->wm_enable(vfe, output->wm_idx[i], 0); - - ops->reg_update(vfe, line->id); - output->wait_reg_update = 1; - spin_unlock_irqrestore(&vfe->output_lock, flags); - - time = wait_for_completion_timeout(&output->reg_update, - msecs_to_jiffies(VFE_NEXT_SOF_MS)); - if (!time) - dev_err(vfe->camss->dev, "VFE reg update timeout\n"); - - spin_lock_irqsave(&vfe->output_lock, flags); - - if (line->id != VFE_LINE_PIX) { - ops->wm_frame_based(vfe, output->wm_idx[0], 0); - ops->bus_disconnect_wm_from_rdi(vfe, output->wm_idx[0], - line->id); - ops->enable_irq_wm_line(vfe, output->wm_idx[0], line->id, 0); - ops->set_cgc_override(vfe, output->wm_idx[0], 0); - spin_unlock_irqrestore(&vfe->output_lock, flags); - } else { - for (i = 0; i < output->wm_num; i++) { - ops->wm_line_based(vfe, output->wm_idx[i], NULL, i, 0); - ops->set_cgc_override(vfe, output->wm_idx[i], 0); - } - - ops->enable_irq_pix_line(vfe, 0, line->id, 0); - ops->set_module_cfg(vfe, 0); - ops->set_realign_cfg(vfe, line, 0); - ops->set_xbar_cfg(vfe, output, 0); - - ops->set_camif_cmd(vfe, 0); - spin_unlock_irqrestore(&vfe->output_lock, flags); - - ops->camif_wait_for_stop(vfe, vfe->camss->dev); - } - - return 0; -} - -/* - * vfe_enable - Enable streaming on VFE line - * @line: VFE line - * - * Return 0 on success or a negative error code otherwise - */ -static int vfe_enable(struct vfe_line *line) -{ - struct vfe_device *vfe = to_vfe(line); - int ret; - - mutex_lock(&vfe->stream_lock); - - if (!vfe->stream_count) { - vfe->ops->enable_irq_common(vfe); - - vfe->ops->bus_enable_wr_if(vfe, 1); - - vfe->ops->set_qos(vfe); - - vfe->ops->set_ds(vfe); - } - - vfe->stream_count++; - - mutex_unlock(&vfe->stream_lock); - - ret = vfe_get_output(line); - if (ret < 0) - goto error_get_output; - - ret = vfe_enable_output(line); - if (ret < 0) - goto error_enable_output; - - vfe->was_streaming = 1; - - return 0; - - -error_enable_output: - vfe_put_output(line); - -error_get_output: - mutex_lock(&vfe->stream_lock); - - if (vfe->stream_count == 1) - vfe->ops->bus_enable_wr_if(vfe, 0); - - vfe->stream_count--; - - mutex_unlock(&vfe->stream_lock); - - return ret; -} - -/* - * vfe_disable - Disable streaming on VFE line - * @line: VFE line - * - * Return 0 on success or a negative error code otherwise - */ -static int vfe_disable(struct vfe_line *line) -{ - struct vfe_device *vfe = to_vfe(line); - - vfe_disable_output(line); - - vfe_put_output(line); - - mutex_lock(&vfe->stream_lock); - - if (vfe->stream_count == 1) - vfe->ops->bus_enable_wr_if(vfe, 0); - - vfe->stream_count--; - - mutex_unlock(&vfe->stream_lock); - - return 0; -} - -/* - * vfe_isr_sof - Process start of frame interrupt - * @vfe: VFE Device - * @line_id: VFE line - */ -static void vfe_isr_sof(struct vfe_device *vfe, enum vfe_line_id line_id) -{ - struct vfe_output *output; - unsigned long flags; - - spin_lock_irqsave(&vfe->output_lock, flags); - output = &vfe->line[line_id].output; - if (output->wait_sof) { - output->wait_sof = 0; - complete(&output->sof); - } - spin_unlock_irqrestore(&vfe->output_lock, flags); -} - -/* - * vfe_isr_reg_update - Process reg update interrupt - * @vfe: VFE Device - * @line_id: VFE line - */ -static void vfe_isr_reg_update(struct vfe_device *vfe, enum vfe_line_id line_id) -{ - struct vfe_output *output; - unsigned long flags; - - spin_lock_irqsave(&vfe->output_lock, flags); - vfe->ops->reg_update_clear(vfe, line_id); - - output = &vfe->line[line_id].output; - - if (output->wait_reg_update) { - output->wait_reg_update = 0; - complete(&output->reg_update); - spin_unlock_irqrestore(&vfe->output_lock, flags); - return; - } - - if (output->state == VFE_OUTPUT_STOPPING) { - /* Release last buffer when hw is idle */ - if (output->last_buffer) { - vb2_buffer_done(&output->last_buffer->vb.vb2_buf, - VB2_BUF_STATE_DONE); - output->last_buffer = NULL; - } - output->state = VFE_OUTPUT_IDLE; - - /* Buffers received in stopping state are queued in */ - /* dma pending queue, start next capture here */ - - output->buf[0] = vfe_buf_get_pending(output); - output->buf[1] = vfe_buf_get_pending(output); - - if (!output->buf[0] && output->buf[1]) { - output->buf[0] = output->buf[1]; - output->buf[1] = NULL; - } - - if (output->buf[0]) - output->state = VFE_OUTPUT_SINGLE; - - if (output->buf[1]) - output->state = VFE_OUTPUT_CONTINUOUS; - - switch (output->state) { - case VFE_OUTPUT_SINGLE: - vfe_output_frame_drop(vfe, output, 2); - break; - case VFE_OUTPUT_CONTINUOUS: - vfe_output_frame_drop(vfe, output, 3); - break; - default: - vfe_output_frame_drop(vfe, output, 0); - break; - } - - vfe_output_init_addrs(vfe, output, 1); - } - - spin_unlock_irqrestore(&vfe->output_lock, flags); -} - -/* - * vfe_isr_wm_done - Process write master done interrupt - * @vfe: VFE Device - * @wm: Write master id - */ -static void vfe_isr_wm_done(struct vfe_device *vfe, u8 wm) -{ - struct camss_buffer *ready_buf; - struct vfe_output *output; - dma_addr_t *new_addr; - unsigned long flags; - u32 active_index; - u64 ts = ktime_get_ns(); - unsigned int i; - - active_index = vfe->ops->wm_get_ping_pong_status(vfe, wm); - - spin_lock_irqsave(&vfe->output_lock, flags); - - if (vfe->wm_output_map[wm] == VFE_LINE_NONE) { - dev_err_ratelimited(vfe->camss->dev, - "Received wm done for unmapped index\n"); - goto out_unlock; - } - output = &vfe->line[vfe->wm_output_map[wm]].output; - - if (output->active_buf == active_index) { - dev_err_ratelimited(vfe->camss->dev, - "Active buffer mismatch!\n"); - goto out_unlock; - } - output->active_buf = active_index; - - ready_buf = output->buf[!active_index]; - if (!ready_buf) { - dev_err_ratelimited(vfe->camss->dev, - "Missing ready buf %d %d!\n", - !active_index, output->state); - goto out_unlock; - } - - ready_buf->vb.vb2_buf.timestamp = ts; - ready_buf->vb.sequence = output->sequence++; - - /* Get next buffer */ - output->buf[!active_index] = vfe_buf_get_pending(output); - if (!output->buf[!active_index]) { - /* No next buffer - set same address */ - new_addr = ready_buf->addr; - vfe_buf_update_wm_on_last(vfe, output); - } else { - new_addr = output->buf[!active_index]->addr; - vfe_buf_update_wm_on_next(vfe, output); - } - - if (active_index) - for (i = 0; i < output->wm_num; i++) - vfe->ops->wm_set_ping_addr(vfe, output->wm_idx[i], - new_addr[i]); - else - for (i = 0; i < output->wm_num; i++) - vfe->ops->wm_set_pong_addr(vfe, output->wm_idx[i], - new_addr[i]); - - spin_unlock_irqrestore(&vfe->output_lock, flags); - - if (output->state == VFE_OUTPUT_STOPPING) - output->last_buffer = ready_buf; - else - vb2_buffer_done(&ready_buf->vb.vb2_buf, VB2_BUF_STATE_DONE); - - return; - -out_unlock: - spin_unlock_irqrestore(&vfe->output_lock, flags); -} - -/* - * vfe_isr_wm_done - Process composite image done interrupt +/** + * vfe_isr_comp_done() - Process composite image done interrupt * @vfe: VFE Device * @comp: Composite image id */ -static void vfe_isr_comp_done(struct vfe_device *vfe, u8 comp) +void vfe_isr_comp_done(struct vfe_device *vfe, u8 comp) { unsigned int i; for (i = 0; i < ARRAY_SIZE(vfe->wm_output_map); i++) if (vfe->wm_output_map[i] == VFE_LINE_PIX) { - vfe_isr_wm_done(vfe, i); + vfe->isr_ops.wm_done(vfe, i); break; } } -static inline void vfe_isr_reset_ack(struct vfe_device *vfe) +void vfe_isr_reset_ack(struct vfe_device *vfe) { complete(&vfe->reset_complete); } -static inline void vfe_isr_halt_ack(struct vfe_device *vfe) -{ - complete(&vfe->halt_complete); - vfe->ops->halt_clear(vfe); -} - /* * vfe_set_clock_rates - Calculate and set clock rates on VFE module * @vfe: VFE device @@ -1112,11 +435,11 @@ static inline void vfe_isr_halt_ack(struct vfe_device *vfe) static int vfe_set_clock_rates(struct vfe_device *vfe) { struct device *dev = vfe->camss->dev; - u32 pixel_clock[MSM_VFE_LINE_NUM]; + u64 pixel_clock[VFE_LINE_NUM_MAX]; int i, j; int ret; - for (i = VFE_LINE_RDI0; i <= VFE_LINE_PIX; i++) { + for (i = VFE_LINE_RDI0; i < vfe->line_num; i++) { ret = camss_get_pixel_clock(&vfe->line[i].subdev.entity, &pixel_clock[i]); if (ret) @@ -1127,11 +450,12 @@ static int vfe_set_clock_rates(struct vfe_device *vfe) struct camss_clock *clock = &vfe->clock[i]; if (!strcmp(clock->name, "vfe0") || - !strcmp(clock->name, "vfe1")) { + !strcmp(clock->name, "vfe1") || + !strcmp(clock->name, "vfe_lite")) { u64 min_rate = 0; long rate; - for (j = VFE_LINE_RDI0; j <= VFE_LINE_PIX; j++) { + for (j = VFE_LINE_RDI0; j < vfe->line_num; j++) { u32 tmp; u8 bpp; @@ -1194,11 +518,11 @@ static int vfe_set_clock_rates(struct vfe_device *vfe) */ static int vfe_check_clock_rates(struct vfe_device *vfe) { - u32 pixel_clock[MSM_VFE_LINE_NUM]; + u64 pixel_clock[VFE_LINE_NUM_MAX]; int i, j; int ret; - for (i = VFE_LINE_RDI0; i <= VFE_LINE_PIX; i++) { + for (i = VFE_LINE_RDI0; i < vfe->line_num; i++) { ret = camss_get_pixel_clock(&vfe->line[i].subdev.entity, &pixel_clock[i]); if (ret) @@ -1213,7 +537,7 @@ static int vfe_check_clock_rates(struct vfe_device *vfe) u64 min_rate = 0; unsigned long rate; - for (j = VFE_LINE_RDI0; j <= VFE_LINE_PIX; j++) { + for (j = VFE_LINE_RDI0; j < vfe->line_num; j++) { u32 tmp; u8 bpp; @@ -1256,7 +580,7 @@ static int vfe_get(struct vfe_device *vfe) mutex_lock(&vfe->power_lock); if (vfe->power_count == 0) { - ret = camss_pm_domain_on(vfe->camss, vfe->id); + ret = vfe->ops->pm_domain_on(vfe); if (ret < 0) goto error_pm_domain; @@ -1296,7 +620,7 @@ error_reset: error_pm_runtime_get: pm_runtime_put_sync(vfe->camss->dev); - camss_pm_domain_off(vfe->camss, vfe->id); + vfe->ops->pm_domain_off(vfe); error_pm_domain: mutex_unlock(&vfe->power_lock); @@ -1318,11 +642,11 @@ static void vfe_put(struct vfe_device *vfe) } else if (vfe->power_count == 1) { if (vfe->was_streaming) { vfe->was_streaming = 0; - vfe_halt(vfe); + vfe->ops->vfe_halt(vfe); } camss_disable_clocks(vfe->nclocks, vfe->clock); pm_runtime_put_sync(vfe->camss->dev); - camss_pm_domain_off(vfe->camss, vfe->id); + vfe->ops->pm_domain_off(vfe); } vfe->power_count--; @@ -1332,35 +656,6 @@ exit: } /* - * vfe_queue_buffer - Add empty buffer - * @vid: Video device structure - * @buf: Buffer to be enqueued - * - * Add an empty buffer - depending on the current number of buffers it will be - * put in pending buffer queue or directly given to the hardware to be filled. - * - * Return 0 on success or a negative error code otherwise - */ -static int vfe_queue_buffer(struct camss_video *vid, - struct camss_buffer *buf) -{ - struct vfe_line *line = container_of(vid, struct vfe_line, video_out); - struct vfe_device *vfe = to_vfe(line); - struct vfe_output *output; - unsigned long flags; - - output = &line->output; - - spin_lock_irqsave(&vfe->output_lock, flags); - - vfe_buf_update_wm_on_new(vfe, output, buf); - - spin_unlock_irqrestore(&vfe->output_lock, flags); - - return 0; -} - -/* * vfe_flush_buffers - Return all vb2 buffers * @vid: Video device structure * @state: vb2 buffer state of the returned buffers @@ -1370,8 +665,8 @@ static int vfe_queue_buffer(struct camss_video *vid, * * Return 0 on success or a negative error code otherwise */ -static int vfe_flush_buffers(struct camss_video *vid, - enum vb2_buffer_state state) +int vfe_flush_buffers(struct camss_video *vid, + enum vb2_buffer_state state) { struct vfe_line *line = container_of(vid, struct vfe_line, video_out); struct vfe_device *vfe = to_vfe(line); @@ -1442,12 +737,12 @@ static int vfe_set_stream(struct v4l2_subdev *sd, int enable) int ret; if (enable) { - ret = vfe_enable(line); + ret = vfe->ops->vfe_enable(line); if (ret < 0) dev_err(vfe->camss->dev, "Failed to enable vfe outputs\n"); } else { - ret = vfe_disable(line); + ret = vfe->ops->vfe_disable(line); if (ret < 0) dev_err(vfe->camss->dev, "Failed to disable vfe outputs\n"); @@ -1985,13 +1280,6 @@ int msm_vfe_subdev_init(struct camss *camss, struct vfe_device *vfe, int i, j; int ret; - vfe->isr_ops.reset_ack = vfe_isr_reset_ack; - vfe->isr_ops.halt_ack = vfe_isr_halt_ack; - vfe->isr_ops.reg_update = vfe_isr_reg_update; - vfe->isr_ops.sof = vfe_isr_sof; - vfe->isr_ops.comp_done = vfe_isr_comp_done; - vfe->isr_ops.wm_done = vfe_isr_wm_done; - switch (camss->version) { case CAMSS_8x16: vfe->ops = &vfe_ops_4_1; @@ -2002,9 +1290,14 @@ int msm_vfe_subdev_init(struct camss *camss, struct vfe_device *vfe, case CAMSS_660: vfe->ops = &vfe_ops_4_8; break; + + case CAMSS_845: + vfe->ops = &vfe_ops_170; + break; default: return -EINVAL; } + vfe->ops->subdev_init(dev, vfe); /* Memory */ @@ -2086,7 +1379,7 @@ int msm_vfe_subdev_init(struct camss *camss, struct vfe_device *vfe, vfe->id = id; vfe->reg_update = 0; - for (i = VFE_LINE_RDI0; i <= VFE_LINE_PIX; i++) { + for (i = VFE_LINE_RDI0; i < vfe->line_num; i++) { struct vfe_line *l = &vfe->line[i]; l->video_out.type = V4L2_BUF_TYPE_VIDEO_CAPTURE_MPLANE; @@ -2112,6 +1405,9 @@ int msm_vfe_subdev_init(struct camss *camss, struct vfe_device *vfe, l->formats = formats_rdi_8x96; l->nformats = ARRAY_SIZE(formats_rdi_8x96); } + } else if (camss->version == CAMSS_845) { + l->formats = formats_rdi_845; + l->nformats = ARRAY_SIZE(formats_rdi_845); } else { return -EINVAL; } @@ -2209,11 +1505,6 @@ static const struct media_entity_operations vfe_media_ops = { .link_validate = v4l2_subdev_link_validate, }; -static const struct camss_video_ops camss_vfe_video_ops = { - .queue_buffer = vfe_queue_buffer, - .flush_buffers = vfe_flush_buffers, -}; - /* * msm_vfe_register_entities - Register subdev node for VFE module * @vfe: VFE device @@ -2236,7 +1527,7 @@ int msm_vfe_register_entities(struct vfe_device *vfe, int ret; int i; - for (i = 0; i < ARRAY_SIZE(vfe->line); i++) { + for (i = 0; i < vfe->line_num; i++) { char name[32]; sd = &vfe->line[i].subdev; @@ -2279,7 +1570,7 @@ int msm_vfe_register_entities(struct vfe_device *vfe, goto error_reg_subdev; } - video_out->ops = &camss_vfe_video_ops; + video_out->ops = &vfe->video_ops; video_out->bpl_alignment = 8; video_out->line_based = 0; if (i == VFE_LINE_PIX) { @@ -2343,7 +1634,7 @@ void msm_vfe_unregister_entities(struct vfe_device *vfe) mutex_destroy(&vfe->power_lock); mutex_destroy(&vfe->stream_lock); - for (i = 0; i < ARRAY_SIZE(vfe->line); i++) { + for (i = 0; i < vfe->line_num; i++) { struct v4l2_subdev *sd = &vfe->line[i].subdev; struct camss_video *video_out = &vfe->line[i].video_out; |