On 08/02/2013 05:02 PM, Arun Kumar K wrote:
This patch adds the register definition file for the fimc-is driver
and also the header file containing the main context for the driver.
Signed-off-by: Arun Kumar K<arun.kk@xxxxxxxxxxx>
Signed-off-by: Kilyeon Im<kilyeon.im@xxxxxxxxxxx>
---
drivers/media/platform/exynos5-is/fimc-is-regs.h | 105 +++++++++++++++
drivers/media/platform/exynos5-is/fimc-is.h | 153 ++++++++++++++++++++++
2 files changed, 258 insertions(+)
create mode 100644 drivers/media/platform/exynos5-is/fimc-is-regs.h
create mode 100644 drivers/media/platform/exynos5-is/fimc-is.h
diff --git a/drivers/media/platform/exynos5-is/fimc-is-regs.h b/drivers/media/platform/exynos5-is/fimc-is-regs.h
new file mode 100644
index 0000000..06aa466
--- /dev/null
+++ b/drivers/media/platform/exynos5-is/fimc-is-regs.h
@@ -0,0 +1,105 @@
+/*
+ * Samsung Exynos5 SoC series FIMC-IS driver
+ *
+ * Copyright (c) 2013 Samsung Electronics Co., Ltd
+ * Arun Kumar K<arun.kk@xxxxxxxxxxx>
+ * Kil-yeon Lim<kilyeon.im@xxxxxxxxxxx>
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License version 2 as
+ * published by the Free Software Foundation.
+ */
+
+#ifndef FIMC_IS_REGS_H
+#define FIMC_IS_REGS_H
+
+/* WDT_ISP register */
+#define WDT 0x00170000
+/* MCUCTL register */
+#define MCUCTL 0x00180000
+/* MCU Controller Register */
+#define MCUCTLR (MCUCTL+0x00)
+#define MCUCTLR_AXI_ISPX_AWCACHE(x) ((x)<< 16)
+#define MCUCTLR_AXI_ISPX_ARCACHE(x) ((x)<< 12)
+#define MCUCTLR_MSWRST (1<< 0)
+/* Boot Base OFfset Address Register */
+#define BBOAR (MCUCTL+0x04)
+#define BBOAR_BBOA(x) ((x)<< 0)
+
+/* Interrupt Generation Register 0 from Host CPU to VIC */
+#define INTGR0 (MCUCTL+0x08)
+#define INTGR0_INTGC(n) (1<< ((n) + 16))
+#define INTGR0_INTGD(n) (1<< (n))
+
+/* Interrupt Clear Register 0 from Host CPU to VIC */
+#define INTCR0 (MCUCTL+0x0c)
+#define INTCR0_INTCC(n) (1<< ((n) + 16))
+#define INTCR0_INTCD(n) (1<< (n))
+
+/* Interrupt Mask Register 0 from Host CPU to VIC */
+#define INTMR0 (MCUCTL+0x10)
+#define INTMR0_INTMC(n) (1<< ((n) + 16))
+#define INTMR0_INTMD(n) (1<< (n))
+
+/* Interrupt Status Register 0 from Host CPU to VIC */
+#define INTSR0 (MCUCTL+0x14)
+#define INTSR0_GET_INTSD(n, x) (((x)>> (n))& 0x1)
+#define INTSR0_GET_INTSC(n, x) (((x)>> ((n) + 16))& 0x1)
+
+/* Interrupt Mask Status Register 0 from Host CPU to VIC */
+#define INTMSR0 (MCUCTL+0x18)
+#define INTMSR0_GET_INTMSD(n, x) (((x)>> (n))& 0x1)
+#define INTMSR0_GET_INTMSC(n, x) (((x)>> ((n) + 16))& 0x1)
+
+/* Interrupt Generation Register 1 from ISP CPU to Host IC */
+#define INTGR1 (MCUCTL+0x1c)
+#define INTGR1_INTGC(n) (1<< (n))
+
+/* Interrupt Clear Register 1 from ISP CPU to Host IC */
+#define INTCR1 (MCUCTL+0x20)
+#define INTCR1_INTCC(n) (1<< (n))
+
+/* Interrupt Mask Register 1 from ISP CPU to Host IC */
+#define INTMR1 (MCUCTL+0x24)
+#define INTMR1_INTMC(n) (1<< (n))
+
+/* Interrupt Status Register 1 from ISP CPU to Host IC */
+#define INTSR1 (MCUCTL+0x28)
+/* Interrupt Mask Status Register 1 from ISP CPU to Host IC */
+#define INTMSR1 (MCUCTL+0x2c)
+/* Interrupt Clear Register 2 from ISP BLK's interrupts to Host IC */
+#define INTCR2 (MCUCTL+0x30)
+#define INTCR2_INTCC(n) (1<< (n))
+
+/* Interrupt Mask Register 2 from ISP BLK's interrupts to Host IC */
+#define INTMR2 (MCUCTL+0x34)
+#define INTMR2_INTMCIS(n) (1<< (n))
+
+/* Interrupt Status Register 2 from ISP BLK's interrupts to Host IC */
+#define INTSR2 (MCUCTL+0x38)
+/* Interrupt Mask Status Register 2 from ISP BLK's interrupts to Host IC */
+#define INTMSR2 (MCUCTL+0x3c)
+/* General Purpose Output Control Register (0~17) */
+#define GPOCTLR (MCUCTL+0x40)
+#define GPOCTLR_GPOG(n, x) ((x)<< (n))
+
+/* General Purpose Pad Output Enable Register (0~17) */
+#define GPOENCTLR (MCUCTL+0x44)
+#define GPOENCTLR_GPOEN0(n, x) ((x)<< (n))
+
+/* General Purpose Input Control Register (0~17) */
+#define GPICTLR (MCUCTL+0x48)
+
+/* IS Shared Registers between ISP CPU and HOST CPU */
+#define ISSR(n) (MCUCTL + 0x80 + (n))
+
+/* PMU for FIMC-IS*/
+#define PMUREG_CMU_RESET_ISP_SYS_PWR_REG 0x1584
+#define PMUREG_ISP_ARM_CONFIGURATION 0x2280
+#define PMUREG_ISP_ARM_STATUS 0x2284
+#define PMUREG_ISP_ARM_OPTION 0x2288
+#define PMUREG_ISP_LOW_POWER_OFF 0x0004
+#define PMUREG_ISP_CONFIGURATION 0x4020
+#define PMUREG_ISP_STATUS 0x4024
+
+#endif
diff --git a/drivers/media/platform/exynos5-is/fimc-is.h b/drivers/media/platform/exynos5-is/fimc-is.h
new file mode 100644
index 0000000..a7379dc
--- /dev/null
+++ b/drivers/media/platform/exynos5-is/fimc-is.h
@@ -0,0 +1,153 @@
+/*
+ * Samsung EXYNOS5 FIMC-IS (Imaging Subsystem) driver
+ *
+ * Copyright (C) 2013 Samsung Electronics Co., Ltd.
+ * Arun Kumar K<arun.kk@xxxxxxxxxxx>
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License version 2 as
+ * published by the Free Software Foundation.
+ */
+
+#ifndef FIMC_IS_H_
+#define FIMC_IS_H_
+
+#include "fimc-is-err.h"
+#include "fimc-is-core.h"
+#include "fimc-is-param.h"
+#include "fimc-is-pipeline.h"
+#include "fimc-is-interface.h"
+
+#define fimc_interface_to_is(p) container_of(p, struct fimc_is, interface)
+#define fimc_sensor_to_is(p) container_of(p, struct fimc_is, sensor)
+
+/* Macros used by media dev to get the subdev and vfd */
+/* is --> driver data from pdev
+ * pid --> pipeline index */
Wrong multi-line comment style. And perhaps s/--> /- ?
+#define fimc_is_isp_get_sd(is, pid) (&is->pipeline[pid].isp.subdev)
+#define fimc_is_isp_get_vfd(is, pid) (&is->pipeline[pid].isp.vfd)
+#define fimc_is_scc_get_sd(is, pid) \
+ (&is->pipeline[pid].scaler[SCALER_SCC].subdev)
+#define fimc_is_scc_get_vfd(is, pid) \
+ (&is->pipeline[pid].scaler[SCALER_SCC].vfd)
+#define fimc_is_scp_get_sd(is, pid) \
+ (&is->pipeline[pid].scaler[SCALER_SCP].subdev)
+#define fimc_is_scp_get_vfd(is, pid) \
+ (&is->pipeline[pid].scaler[SCALER_SCP].vfd)
+/* is --> driver data from pdev
+ * sid --> sensor index */
+#define fimc_is_sensor_get_sd(is, sid) (&is->sensor[sid].subdev)
+
+
+/**
+ * struct fimc_is - fimc lite structure
s/fimc lite/fimc-is driver private data ?
+ * @pdev: pointer to FIMC-IS platform device
+ * @pdata: platform data for FIMC-IS
+ * @alloc_ctx: videobuf2 memory allocator context
+ * @clk: FIMC-IS clocks
Actually it's 'clock'.
+ * @pmu_regs: PMU reg base address
+ * @minfo: internal memory organization info
+ * @sensor: FIMC-IS sensor context
+ * @pipeline: hardware pipeline context
+ * @interface: hardware interface context
+ */
+struct fimc_is {
+ struct platform_device *pdev;
+
+ struct vb2_alloc_ctx *alloc_ctx;
+ struct clk *clock[IS_CLK_MAX_NUM];
+ void __iomem *pmu_regs;
+
+ struct fimc_is_meminfo minfo;
+
+ int num_instance;
It's undocumented, what it is really used for ?
+ struct fimc_is_sensor sensor[FIMC_IS_NUM_SENSORS];
+ struct fimc_is_pipeline pipeline[FIMC_IS_NUM_PIPELINES];
+ struct fimc_is_interface interface;
+};
+
+/* Queue operations for ISP */
+static inline void fimc_is_isp_wait_queue_add(struct fimc_is_isp *isp,
+ struct fimc_is_buf *buf)
+{
+ list_add_tail(&buf->list,&isp->wait_queue);
+ isp->wait_queue_cnt++;
+}
+
+static inline struct fimc_is_buf *fimc_is_isp_wait_queue_get(
+ struct fimc_is_isp *isp)
+{
+ struct fimc_is_buf *buf;
+ buf = list_entry(isp->wait_queue.next,
+ struct fimc_is_buf, list);
+ list_del(&buf->list);
+ isp->wait_queue_cnt--;
+ return buf;
+}
+
+static inline void fimc_is_isp_run_queue_add(struct fimc_is_isp *isp,
+ struct fimc_is_buf *buf)
+{
+ list_add_tail(&buf->list,&isp->run_queue);
+ isp->run_queue_cnt++;
+}
+
+static inline struct fimc_is_buf *fimc_is_isp_run_queue_get(
+ struct fimc_is_isp *isp)
+{
+ struct fimc_is_buf *buf;
+ buf = list_entry(isp->run_queue.next,
+ struct fimc_is_buf, list);
+ list_del(&buf->list);
+ isp->run_queue_cnt--;
+ return buf;
+}
+
+/* Queue operations for SCALER */
It would be much neater to define some generic data structure and have
single queue operations for both ISP and SCALER. Maybe it would help
rewriting those as macros ? But this is something that could be well
done in a follow up patch(es).
+static inline void fimc_is_scaler_wait_queue_add(struct fimc_is_scaler *scp,
+ struct fimc_is_buf *buf)
+{
+ list_add_tail(&buf->list,&scp->wait_queue);
+ scp->wait_queue_cnt++;
+}
+
+static inline struct fimc_is_buf *fimc_is_scaler_wait_queue_get(
+ struct fimc_is_scaler *scp)
+{
+ struct fimc_is_buf *buf;
+ buf = list_entry(scp->wait_queue.next,
+ struct fimc_is_buf, list);
+ list_del(&buf->list);
+ scp->wait_queue_cnt--;
+ return buf;
+}
+
+static inline void fimc_is_scaler_run_queue_add(struct fimc_is_scaler *scp,
+ struct fimc_is_buf *buf)
+{
+ list_add_tail(&buf->list,&scp->run_queue);
+ scp->run_queue_cnt++;
+}
+
+static inline struct fimc_is_buf *fimc_is_scaler_run_queue_get(
+ struct fimc_is_scaler *scp)
+{
+ struct fimc_is_buf *buf;
+ buf = list_entry(scp->run_queue.next,
+ struct fimc_is_buf, list);
+ list_del(&buf->list);
+ scp->run_queue_cnt--;
+ return buf;
+}
+
+static inline void pmu_is_write(u32 v, struct fimc_is *is, unsigned int offset)
+{
+ writel(v, is->pmu_regs + offset);
+}
+
+static inline u32 pmu_is_read(struct fimc_is *is, unsigned int offset)
+{
+ return readl(is->pmu_regs + offset);
+}
+
+#endif
--
Thanks,
Sylwester
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