diff options
author | Mauro Carvalho Chehab <mchehab@osg.samsung.com> | 2015-04-21 06:12:35 -0300 |
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committer | Mauro Carvalho Chehab <mchehab@osg.samsung.com> | 2015-04-21 06:12:35 -0300 |
commit | 676ee36be04985062522804c2de04f0764212be6 (patch) | |
tree | 781df135c5a91a04decad1b7d53b5a925dc11522 /drivers/media/platform/s5p-jpeg | |
parent | b18042a673e88c9457a6d1716219c2367ca447b0 (diff) | |
parent | e183201b9e917daf2530b637b2f34f1d5afb934d (diff) |
Merge branch 'patchwork' into v4l_for_linus
* patchwork: (404 commits)
[media] uvcvideo: add support for VIDIOC_QUERY_EXT_CTRL
[media] uvcvideo: fix cropcap v4l2-compliance failure
[media] media: omap3isp: remove unused clkdev
[media] coda: Add tracing support
[media] coda: drop dma_sync_single_for_device in coda_bitstream_queue
[media] coda: fix fill bitstream errors in nonstreaming case
[media] coda: call SEQ_END when the first queue is stopped
[media] coda: fail to start streaming if userspace set invalid formats
[media] coda: remove duplicate error messages for buffer allocations
[media] coda: move parameter buffer in together with context buffer allocation
[media] coda: allocate bitstream buffer from REQBUFS, size depends on the format
[media] coda: allocate per-context buffers from REQBUFS
[media] coda: use strlcpy instead of snprintf
[media] coda: bitstream payload is unsigned
[media] coda: fix double call to debugfs_remove
[media] coda: check kasprintf return value in coda_open
[media] coda: bitrate can only be set in kbps steps
[media] v4l2-mem2mem: no need to initialize b in v4l2_m2m_next_buf and v4l2_m2m_buf_remove
[media] s5p-mfc: set allow_zero_bytesused flag for vb2_queue_init
[media] coda: set allow_zero_bytesused flag for vb2_queue_init
...
Diffstat (limited to 'drivers/media/platform/s5p-jpeg')
-rw-r--r-- | drivers/media/platform/s5p-jpeg/jpeg-core.c | 63 | ||||
-rw-r--r-- | drivers/media/platform/s5p-jpeg/jpeg-core.h | 12 | ||||
-rw-r--r-- | drivers/media/platform/s5p-jpeg/jpeg-hw-s5p.c | 32 | ||||
-rw-r--r-- | drivers/media/platform/s5p-jpeg/jpeg-hw-s5p.h | 3 |
4 files changed, 52 insertions, 58 deletions
diff --git a/drivers/media/platform/s5p-jpeg/jpeg-core.c b/drivers/media/platform/s5p-jpeg/jpeg-core.c index a92ff4249d10..bfbf1575677c 100644 --- a/drivers/media/platform/s5p-jpeg/jpeg-core.c +++ b/drivers/media/platform/s5p-jpeg/jpeg-core.c @@ -621,6 +621,7 @@ static int s5p_jpeg_to_user_subsampling(struct s5p_jpeg_ctx *ctx) return V4L2_JPEG_CHROMA_SUBSAMPLING_GRAY; return ctx->subsampling; case SJPEG_EXYNOS3250: + case SJPEG_EXYNOS5420: if (ctx->subsampling > 3) return V4L2_JPEG_CHROMA_SUBSAMPLING_411; return exynos3250_decoded_subsampling[ctx->subsampling]; @@ -1142,13 +1143,13 @@ static void jpeg_bound_align_image(struct s5p_jpeg_ctx *ctx, w_step = 1 << walign; h_step = 1 << halign; - if (ctx->jpeg->variant->version == SJPEG_EXYNOS3250) { + if (ctx->jpeg->variant->hw3250_compat) { /* * Rightmost and bottommost pixels are cropped by the - * Exynos3250 JPEG IP for RGB formats, for the specific - * width and height values respectively. This assignment - * will result in v4l_bound_align_image returning dimensions - * reduced by 1 for the aforementioned cases. + * Exynos3250/compatible JPEG IP for RGB formats, for the + * specific width and height values respectively. This + * assignment will result in v4l_bound_align_image returning + * dimensions reduced by 1 for the aforementioned cases. */ if (w_step == 4 && ((width & 3) == 1)) { wmax = width; @@ -1384,12 +1385,12 @@ static int s5p_jpeg_s_fmt(struct s5p_jpeg_ctx *ct, struct v4l2_format *f) /* * Prevent downscaling to YUV420 format by more than 2 - * for Exynos3250 SoC as it produces broken raw image + * for Exynos3250/compatible SoC as it produces broken raw image * in such cases. */ if (ct->mode == S5P_JPEG_DECODE && f_type == FMT_TYPE_CAPTURE && - ct->jpeg->variant->version == SJPEG_EXYNOS3250 && + ct->jpeg->variant->hw3250_compat && pix->pixelformat == V4L2_PIX_FMT_YUV420 && ct->scale_factor > 2) { scale_rect.width = ct->out_q.w / 2; @@ -1569,12 +1570,12 @@ static int s5p_jpeg_s_selection(struct file *file, void *fh, if (s->target == V4L2_SEL_TGT_COMPOSE) { if (ctx->mode != S5P_JPEG_DECODE) return -EINVAL; - if (ctx->jpeg->variant->version == SJPEG_EXYNOS3250) + if (ctx->jpeg->variant->hw3250_compat) ret = exynos3250_jpeg_try_downscale(ctx, rect); } else if (s->target == V4L2_SEL_TGT_CROP) { if (ctx->mode != S5P_JPEG_ENCODE) return -EINVAL; - if (ctx->jpeg->variant->version == SJPEG_EXYNOS3250) + if (ctx->jpeg->variant->hw3250_compat) ret = exynos3250_jpeg_try_crop(ctx, rect); } @@ -1604,8 +1605,9 @@ static int s5p_jpeg_adjust_subs_ctrl(struct s5p_jpeg_ctx *ctx, int *ctrl_val) case SJPEG_S5P: return 0; case SJPEG_EXYNOS3250: + case SJPEG_EXYNOS5420: /* - * The exynos3250 device can produce JPEG image only + * The exynos3250/compatible device can produce JPEG image only * of 4:4:4 subsampling when given RGB32 source image. */ if (ctx->out_q.fmt->fourcc == V4L2_PIX_FMT_RGB32) @@ -1624,7 +1626,7 @@ static int s5p_jpeg_adjust_subs_ctrl(struct s5p_jpeg_ctx *ctx, int *ctrl_val) } /* - * The exynos4x12 and exynos3250 devices require resulting + * The exynos4x12 and exynos3250/compatible devices require resulting * jpeg subsampling not to be lower than the input raw image * subsampling. */ @@ -1842,7 +1844,7 @@ static void exynos4_jpeg_set_img_addr(struct s5p_jpeg_ctx *ctx) struct s5p_jpeg *jpeg = ctx->jpeg; struct s5p_jpeg_fmt *fmt; struct vb2_buffer *vb; - struct s5p_jpeg_addr jpeg_addr; + struct s5p_jpeg_addr jpeg_addr = {}; u32 pix_size, padding_bytes = 0; jpeg_addr.cb = 0; @@ -1946,7 +1948,7 @@ static void exynos3250_jpeg_set_img_addr(struct s5p_jpeg_ctx *ctx) struct s5p_jpeg *jpeg = ctx->jpeg; struct s5p_jpeg_fmt *fmt; struct vb2_buffer *vb; - struct s5p_jpeg_addr jpeg_addr; + struct s5p_jpeg_addr jpeg_addr = {}; u32 pix_size; pix_size = ctx->cap_q.w * ctx->cap_q.h; @@ -2020,6 +2022,16 @@ static void exynos3250_jpeg_device_run(void *priv) exynos3250_jpeg_qtbl(jpeg->regs, 2, 1); exynos3250_jpeg_qtbl(jpeg->regs, 3, 1); + /* + * Some SoCs require setting Huffman tables before each run + */ + if (jpeg->variant->htbl_reinit) { + s5p_jpeg_set_hdctbl(jpeg->regs); + s5p_jpeg_set_hdctblg(jpeg->regs); + s5p_jpeg_set_hactbl(jpeg->regs); + s5p_jpeg_set_hactblg(jpeg->regs); + } + /* Y, Cb, Cr use Huffman table 0 */ exynos3250_jpeg_htbl_ac(jpeg->regs, 1); exynos3250_jpeg_htbl_dc(jpeg->regs, 1); @@ -2663,13 +2675,12 @@ static int s5p_jpeg_runtime_resume(struct device *dev) /* * JPEG IP allows storing two Huffman tables for each component. * We fill table 0 for each component and do this here only - * for S5PC210 and Exynos3250 SoCs. Exynos4x12 SoC requires - * programming its Huffman tables each time the encoding process - * is initialized, and thus it is accomplished in the device_run - * callback of m2m_ops. + * for S5PC210 and Exynos3250 SoCs. Exynos4x12 and Exynos542x SoC + * require programming their Huffman tables each time the encoding + * process is initialized, and thus it is accomplished in the + * device_run callback of m2m_ops. */ - if (jpeg->variant->version == SJPEG_S5P || - jpeg->variant->version == SJPEG_EXYNOS3250) { + if (!jpeg->variant->htbl_reinit) { s5p_jpeg_set_hdctbl(jpeg->regs); s5p_jpeg_set_hdctblg(jpeg->regs); s5p_jpeg_set_hactbl(jpeg->regs); @@ -2717,6 +2728,7 @@ static struct s5p_jpeg_variant exynos3250_jpeg_drvdata = { .jpeg_irq = exynos3250_jpeg_irq, .m2m_ops = &exynos3250_jpeg_m2m_ops, .fmt_ver_flag = SJPEG_FMT_FLAG_EXYNOS3250, + .hw3250_compat = 1, }; static struct s5p_jpeg_variant exynos4_jpeg_drvdata = { @@ -2724,6 +2736,16 @@ static struct s5p_jpeg_variant exynos4_jpeg_drvdata = { .jpeg_irq = exynos4_jpeg_irq, .m2m_ops = &exynos4_jpeg_m2m_ops, .fmt_ver_flag = SJPEG_FMT_FLAG_EXYNOS4, + .htbl_reinit = 1, +}; + +static struct s5p_jpeg_variant exynos5420_jpeg_drvdata = { + .version = SJPEG_EXYNOS5420, + .jpeg_irq = exynos3250_jpeg_irq, /* intentionally 3250 */ + .m2m_ops = &exynos3250_jpeg_m2m_ops, /* intentionally 3250 */ + .fmt_ver_flag = SJPEG_FMT_FLAG_EXYNOS3250, /* intentionally 3250 */ + .hw3250_compat = 1, + .htbl_reinit = 1, }; static const struct of_device_id samsung_jpeg_match[] = { @@ -2739,6 +2761,9 @@ static const struct of_device_id samsung_jpeg_match[] = { }, { .compatible = "samsung,exynos4212-jpeg", .data = &exynos4_jpeg_drvdata, + }, { + .compatible = "samsung,exynos5420-jpeg", + .data = &exynos5420_jpeg_drvdata, }, {}, }; diff --git a/drivers/media/platform/s5p-jpeg/jpeg-core.h b/drivers/media/platform/s5p-jpeg/jpeg-core.h index 764b32de326b..7d9a9ed19cea 100644 --- a/drivers/media/platform/s5p-jpeg/jpeg-core.h +++ b/drivers/media/platform/s5p-jpeg/jpeg-core.h @@ -67,10 +67,12 @@ #define SJPEG_SUBSAMPLING_420 0x22 /* Version numbers */ - -#define SJPEG_S5P 1 -#define SJPEG_EXYNOS3250 2 -#define SJPEG_EXYNOS4 3 +enum sjpeg_version { + SJPEG_S5P, + SJPEG_EXYNOS3250, + SJPEG_EXYNOS4, + SJPEG_EXYNOS5420, +}; enum exynos4_jpeg_result { OK_ENC_OR_DEC, @@ -130,6 +132,8 @@ struct s5p_jpeg { struct s5p_jpeg_variant { unsigned int version; unsigned int fmt_ver_flag; + unsigned int hw3250_compat:1; + unsigned int htbl_reinit:1; struct v4l2_m2m_ops *m2m_ops; irqreturn_t (*jpeg_irq)(int irq, void *priv); }; diff --git a/drivers/media/platform/s5p-jpeg/jpeg-hw-s5p.c b/drivers/media/platform/s5p-jpeg/jpeg-hw-s5p.c index e3b8e67e005f..b5f20e722b63 100644 --- a/drivers/media/platform/s5p-jpeg/jpeg-hw-s5p.c +++ b/drivers/media/platform/s5p-jpeg/jpeg-hw-s5p.c @@ -51,18 +51,6 @@ void s5p_jpeg_input_raw_mode(void __iomem *regs, unsigned long mode) writel(reg, regs + S5P_JPGCMOD); } -void s5p_jpeg_input_raw_y16(void __iomem *regs, bool y16) -{ - unsigned long reg; - - reg = readl(regs + S5P_JPGCMOD); - if (y16) - reg |= S5P_MODE_Y16; - else - reg &= ~S5P_MODE_Y16_MASK; - writel(reg, regs + S5P_JPGCMOD); -} - void s5p_jpeg_proc_mode(void __iomem *regs, unsigned long mode) { unsigned long reg, m; @@ -208,26 +196,6 @@ void s5p_jpeg_final_mcu_num_int_enable(void __iomem *regs, bool enbl) writel(reg, regs + S5P_JPGINTSE); } -void s5p_jpeg_timer_enable(void __iomem *regs, unsigned long val) -{ - unsigned long reg; - - reg = readl(regs + S5P_JPG_TIMER_SE); - reg |= S5P_TIMER_INT_EN; - reg &= ~S5P_TIMER_INIT_MASK; - reg |= val & S5P_TIMER_INIT_MASK; - writel(reg, regs + S5P_JPG_TIMER_SE); -} - -void s5p_jpeg_timer_disable(void __iomem *regs) -{ - unsigned long reg; - - reg = readl(regs + S5P_JPG_TIMER_SE); - reg &= ~S5P_TIMER_INT_EN_MASK; - writel(reg, regs + S5P_JPG_TIMER_SE); -} - int s5p_jpeg_timer_stat(void __iomem *regs) { return (int)((readl(regs + S5P_JPG_TIMER_ST) & S5P_TIMER_INT_STAT_MASK) diff --git a/drivers/media/platform/s5p-jpeg/jpeg-hw-s5p.h b/drivers/media/platform/s5p-jpeg/jpeg-hw-s5p.h index c11ebe86b9c9..f208fa3ed738 100644 --- a/drivers/media/platform/s5p-jpeg/jpeg-hw-s5p.h +++ b/drivers/media/platform/s5p-jpeg/jpeg-hw-s5p.h @@ -29,7 +29,6 @@ void s5p_jpeg_reset(void __iomem *regs); void s5p_jpeg_poweron(void __iomem *regs); void s5p_jpeg_input_raw_mode(void __iomem *regs, unsigned long mode); -void s5p_jpeg_input_raw_y16(void __iomem *regs, bool y16); void s5p_jpeg_proc_mode(void __iomem *regs, unsigned long mode); void s5p_jpeg_subsampling_mode(void __iomem *regs, unsigned int mode); unsigned int s5p_jpeg_get_subsampling_mode(void __iomem *regs); @@ -42,8 +41,6 @@ void s5p_jpeg_x(void __iomem *regs, unsigned int x); void s5p_jpeg_rst_int_enable(void __iomem *regs, bool enable); void s5p_jpeg_data_num_int_enable(void __iomem *regs, bool enable); void s5p_jpeg_final_mcu_num_int_enable(void __iomem *regs, bool enbl); -void s5p_jpeg_timer_enable(void __iomem *regs, unsigned long val); -void s5p_jpeg_timer_disable(void __iomem *regs); int s5p_jpeg_timer_stat(void __iomem *regs); void s5p_jpeg_clear_timer_stat(void __iomem *regs); void s5p_jpeg_enc_stream_int(void __iomem *regs, unsigned long size); |