From mboxrd@z Thu Jan 1 00:00:00 1970 From: tiffany.lin@mediatek.com (Tiffany Lin) Date: Fri, 2 Sep 2016 20:19:52 +0800 Subject: [PATCH v5 1/9] VPU: mediatek: Add decode support In-Reply-To: <1472818800-22558-1-git-send-email-tiffany.lin@mediatek.com> References: <1472818800-22558-1-git-send-email-tiffany.lin@mediatek.com> Message-ID: <1472818800-22558-2-git-send-email-tiffany.lin@mediatek.com> To: linux-arm-kernel@lists.infradead.org List-Id: linux-arm-kernel.lists.infradead.org From: Andrew-CT Chen VPU driver add decode support Signed-off-by: Andrew-CT Chen Signed-off-by: Tiffany Lin --- drivers/media/platform/mtk-vpu/mtk_vpu.c | 12 ++++++++++++ drivers/media/platform/mtk-vpu/mtk_vpu.h | 27 +++++++++++++++++++++++++++ 2 files changed, 39 insertions(+) diff --git a/drivers/media/platform/mtk-vpu/mtk_vpu.c b/drivers/media/platform/mtk-vpu/mtk_vpu.c index c9bf58c..63510de 100644 --- a/drivers/media/platform/mtk-vpu/mtk_vpu.c +++ b/drivers/media/platform/mtk-vpu/mtk_vpu.c @@ -134,6 +134,8 @@ struct vpu_wdt { * * @signaled: the signal of vpu initialization completed * @fw_ver: VPU firmware version + * @dec_capability: decoder capability which is not used for now and + * the value is reserved for future use * @enc_capability: encoder capability which is not used for now and * the value is reserved for future use * @wq: wait queue for VPU initialization status @@ -141,6 +143,7 @@ struct vpu_wdt { struct vpu_run { u32 signaled; char fw_ver[VPU_FW_VER_LEN]; + unsigned int dec_capability; unsigned int enc_capability; wait_queue_head_t wq; }; @@ -415,6 +418,14 @@ int vpu_wdt_reg_handler(struct platform_device *pdev, } EXPORT_SYMBOL_GPL(vpu_wdt_reg_handler); +unsigned int vpu_get_vdec_hw_capa(struct platform_device *pdev) +{ + struct mtk_vpu *vpu = platform_get_drvdata(pdev); + + return vpu->run.dec_capability; +} +EXPORT_SYMBOL_GPL(vpu_get_vdec_hw_capa); + unsigned int vpu_get_venc_hw_capa(struct platform_device *pdev) { struct mtk_vpu *vpu = platform_get_drvdata(pdev); @@ -600,6 +611,7 @@ static void vpu_init_ipi_handler(void *data, unsigned int len, void *priv) vpu->run.signaled = run->signaled; strncpy(vpu->run.fw_ver, run->fw_ver, VPU_FW_VER_LEN); + vpu->run.dec_capability = run->dec_capability; vpu->run.enc_capability = run->enc_capability; wake_up_interruptible(&vpu->run.wq); } diff --git a/drivers/media/platform/mtk-vpu/mtk_vpu.h b/drivers/media/platform/mtk-vpu/mtk_vpu.h index 5ab37f0..f457479 100644 --- a/drivers/media/platform/mtk-vpu/mtk_vpu.h +++ b/drivers/media/platform/mtk-vpu/mtk_vpu.h @@ -37,6 +37,18 @@ typedef void (*ipi_handler_t) (void *data, command to VPU. For other IPI below, AP should send the request to VPU to trigger the interrupt. + * @IPI_VDEC_H264: The interrupt from vpu is to notify kernel to + handle H264 vidoe decoder job, and vice versa. + Decode output format is always MT21 no matter what + the input format is. + * @IPI_VDEC_VP8: The interrupt from is to notify kernel to + handle VP8 video decoder job, and vice versa. + Decode output format is always MT21 no matter what + the input format is. + * @IPI_VDEC_VP9: The interrupt from vpu is to notify kernel to + handle VP9 video decoder job, and vice versa. + Decode output format is always MT21 no matter what + the input format is. * @IPI_VENC_H264: The interrupt from vpu is to notify kernel to handle H264 video encoder job, and vice versa. * @IPI_VENC_VP8: The interrupt fro vpu is to notify kernel to @@ -46,6 +58,9 @@ typedef void (*ipi_handler_t) (void *data, enum ipi_id { IPI_VPU_INIT = 0, + IPI_VDEC_H264, + IPI_VDEC_VP8, + IPI_VDEC_VP9, IPI_VENC_H264, IPI_VENC_VP8, IPI_MAX, @@ -55,10 +70,12 @@ enum ipi_id { * enum rst_id - reset id to register reset function for VPU watchdog timeout * * @VPU_RST_ENC: encoder reset id + * @VPU_RST_DEC: decoder reset id * @VPU_RST_MAX: maximum reset id */ enum rst_id { VPU_RST_ENC, + VPU_RST_DEC, VPU_RST_MAX, }; @@ -125,6 +142,16 @@ struct platform_device *vpu_get_plat_device(struct platform_device *pdev); int vpu_wdt_reg_handler(struct platform_device *pdev, void vpu_wdt_reset_func(void *), void *priv, enum rst_id id); + +/** + * vpu_get_vdec_hw_capa - get video decoder hardware capability + * + * @pdev: VPU platform device + * + * Return: video decoder hardware capability + **/ +unsigned int vpu_get_vdec_hw_capa(struct platform_device *pdev); + /** * vpu_get_venc_hw_capa - get video encoder hardware capability * -- 1.7.9.5