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Message-ID: <812bbf5296596cf64f416e6eeb53db3e8ff9c2dc.camel@bootlin.com>
Date: Fri, 22 Mar 2019 11:32:05 +0100
From: Paul Kocialkowski <paul.kocialkowski@...tlin.com>
To: Eric Anholt <eric@...olt.net>, dri-devel@...ts.freedesktop.org
Cc: linux-kernel@...r.kernel.org,
Maxime Ripard <maxime.ripard@...tlin.com>
Subject: Re: [PATCH 2/7] drm/vc4: Use drm_print_regset32() for our debug
register dumping.
Hi,
Le mercredi 20 février 2019 à 13:03 -0800, Eric Anholt a écrit :
> This removes a bunch of duplicated boilerplate for the debugfs vs
> runtime printk debug dumping.
This is:
Reviewed-by: Paul Kocialkowski <paul.kocialkowski@...tlin.com>
Cheers,
Paul
> Signed-off-by: Eric Anholt <eric@...olt.net>
> ---
> drivers/gpu/drm/vc4/vc4_crtc.c | 68 ++++++-------
> drivers/gpu/drm/vc4/vc4_dpi.c | 23 ++---
> drivers/gpu/drm/vc4/vc4_drv.h | 7 ++
> drivers/gpu/drm/vc4/vc4_dsi.c | 155 +++++++++++++----------------
> drivers/gpu/drm/vc4/vc4_hdmi.c | 156 +++++++++++++----------------
> drivers/gpu/drm/vc4/vc4_hvs.c | 87 ++++++++---------
> drivers/gpu/drm/vc4/vc4_txp.c | 28 +++---
> drivers/gpu/drm/vc4/vc4_v3d.c | 173 ++++++++++++++++-----------------
> drivers/gpu/drm/vc4/vc4_vec.c | 67 ++++++-------
> 9 files changed, 350 insertions(+), 414 deletions(-)
>
> diff --git a/drivers/gpu/drm/vc4/vc4_crtc.c b/drivers/gpu/drm/vc4/vc4_crtc.c
> index 730008d3da76..6d7072026056 100644
> --- a/drivers/gpu/drm/vc4/vc4_crtc.c
> +++ b/drivers/gpu/drm/vc4/vc4_crtc.c
> @@ -35,6 +35,7 @@
> #include <drm/drm_atomic.h>
> #include <drm/drm_atomic_helper.h>
> #include <drm/drm_atomic_uapi.h>
> +#include <drm/drm_print.h>
> #include <drm/drm_probe_helper.h>
> #include <linux/clk.h>
> #include <drm/drm_fb_cma_helper.h>
> @@ -67,43 +68,29 @@ to_vc4_crtc_state(struct drm_crtc_state *crtc_state)
> #define CRTC_WRITE(offset, val) writel(val, vc4_crtc->regs + (offset))
> #define CRTC_READ(offset) readl(vc4_crtc->regs + (offset))
>
> -#define CRTC_REG(reg) { reg, #reg }
> -static const struct {
> - u32 reg;
> - const char *name;
> -} crtc_regs[] = {
> - CRTC_REG(PV_CONTROL),
> - CRTC_REG(PV_V_CONTROL),
> - CRTC_REG(PV_VSYNCD_EVEN),
> - CRTC_REG(PV_HORZA),
> - CRTC_REG(PV_HORZB),
> - CRTC_REG(PV_VERTA),
> - CRTC_REG(PV_VERTB),
> - CRTC_REG(PV_VERTA_EVEN),
> - CRTC_REG(PV_VERTB_EVEN),
> - CRTC_REG(PV_INTEN),
> - CRTC_REG(PV_INTSTAT),
> - CRTC_REG(PV_STAT),
> - CRTC_REG(PV_HACT_ACT),
> +static const struct debugfs_reg32 crtc_regs[] = {
> + VC4_REG32(PV_CONTROL),
> + VC4_REG32(PV_V_CONTROL),
> + VC4_REG32(PV_VSYNCD_EVEN),
> + VC4_REG32(PV_HORZA),
> + VC4_REG32(PV_HORZB),
> + VC4_REG32(PV_VERTA),
> + VC4_REG32(PV_VERTB),
> + VC4_REG32(PV_VERTA_EVEN),
> + VC4_REG32(PV_VERTB_EVEN),
> + VC4_REG32(PV_INTEN),
> + VC4_REG32(PV_INTSTAT),
> + VC4_REG32(PV_STAT),
> + VC4_REG32(PV_HACT_ACT),
> };
>
> -static void vc4_crtc_dump_regs(struct vc4_crtc *vc4_crtc)
> -{
> - int i;
> -
> - for (i = 0; i < ARRAY_SIZE(crtc_regs); i++) {
> - DRM_INFO("0x%04x (%s): 0x%08x\n",
> - crtc_regs[i].reg, crtc_regs[i].name,
> - CRTC_READ(crtc_regs[i].reg));
> - }
> -}
> -
> #ifdef CONFIG_DEBUG_FS
> int vc4_crtc_debugfs_regs(struct seq_file *m, void *unused)
> {
> struct drm_info_node *node = (struct drm_info_node *)m->private;
> struct drm_device *dev = node->minor->dev;
> int crtc_index = (uintptr_t)node->info_ent->data;
> + struct drm_printer p = drm_seq_file_printer(m);
> struct drm_crtc *crtc;
> struct vc4_crtc *vc4_crtc;
> int i;
> @@ -118,11 +105,7 @@ int vc4_crtc_debugfs_regs(struct seq_file *m, void *unused)
> return 0;
> vc4_crtc = to_vc4_crtc(crtc);
>
> - for (i = 0; i < ARRAY_SIZE(crtc_regs); i++) {
> - seq_printf(m, "%s (0x%04x): 0x%08x\n",
> - crtc_regs[i].name, crtc_regs[i].reg,
> - CRTC_READ(crtc_regs[i].reg));
> - }
> + drm_print_regset32(&p, &vc4_crtc->regset);
>
> return 0;
> }
> @@ -434,8 +417,10 @@ static void vc4_crtc_mode_set_nofb(struct drm_crtc *crtc)
> bool debug_dump_regs = false;
>
> if (debug_dump_regs) {
> - DRM_INFO("CRTC %d regs before:\n", drm_crtc_index(crtc));
> - vc4_crtc_dump_regs(vc4_crtc);
> + struct drm_printer p = drm_info_printer(&vc4_crtc->pdev->dev);
> + dev_info(&vc4_crtc->pdev->dev, "CRTC %d regs before:\n",
> + drm_crtc_index(crtc));
> + drm_print_regset32(&p, &vc4_crtc->regset);
> }
>
> if (vc4_crtc->channel == 2) {
> @@ -476,8 +461,10 @@ static void vc4_crtc_mode_set_nofb(struct drm_crtc *crtc)
> vc4_crtc_lut_load(crtc);
>
> if (debug_dump_regs) {
> - DRM_INFO("CRTC %d regs after:\n", drm_crtc_index(crtc));
> - vc4_crtc_dump_regs(vc4_crtc);
> + struct drm_printer p = drm_info_printer(&vc4_crtc->pdev->dev);
> + dev_info(&vc4_crtc->pdev->dev, "CRTC %d regs after:\n",
> + drm_crtc_index(crtc));
> + drm_print_regset32(&p, &vc4_crtc->regset);
> }
> }
>
> @@ -1169,11 +1156,16 @@ static int vc4_crtc_bind(struct device *dev, struct device *master, void *data)
> if (!match)
> return -ENODEV;
> vc4_crtc->data = match->data;
> + vc4_crtc->pdev = pdev;
>
> vc4_crtc->regs = vc4_ioremap_regs(pdev, 0);
> if (IS_ERR(vc4_crtc->regs))
> return PTR_ERR(vc4_crtc->regs);
>
> + vc4_crtc->regset.base = vc4_crtc->regs;
> + vc4_crtc->regset.regs = crtc_regs;
> + vc4_crtc->regset.nregs = ARRAY_SIZE(crtc_regs);
> +
> /* For now, we create just the primary and the legacy cursor
> * planes. We should be able to stack more planes on easily,
> * but to do that we would need to compute the bandwidth
> diff --git a/drivers/gpu/drm/vc4/vc4_dpi.c b/drivers/gpu/drm/vc4/vc4_dpi.c
> index 169521e547ba..8be2264f496a 100644
> --- a/drivers/gpu/drm/vc4/vc4_dpi.c
> +++ b/drivers/gpu/drm/vc4/vc4_dpi.c
> @@ -101,6 +101,8 @@ struct vc4_dpi {
>
> struct clk *pixel_clock;
> struct clk *core_clock;
> +
> + struct debugfs_regset32 regset;
> };
>
> #define DPI_READ(offset) readl(dpi->regs + (offset))
> @@ -118,13 +120,9 @@ to_vc4_dpi_encoder(struct drm_encoder *encoder)
> return container_of(encoder, struct vc4_dpi_encoder, base.base);
> }
>
> -#define DPI_REG(reg) { reg, #reg }
> -static const struct {
> - u32 reg;
> - const char *name;
> -} dpi_regs[] = {
> - DPI_REG(DPI_C),
> - DPI_REG(DPI_ID),
> +static const struct debugfs_reg32 dpi_regs[] = {
> + VC4_REG32(DPI_C),
> + VC4_REG32(DPI_ID),
> };
>
> #ifdef CONFIG_DEBUG_FS
> @@ -134,16 +132,12 @@ int vc4_dpi_debugfs_regs(struct seq_file *m, void *unused)
> struct drm_device *dev = node->minor->dev;
> struct vc4_dev *vc4 = to_vc4_dev(dev);
> struct vc4_dpi *dpi = vc4->dpi;
> - int i;
> + struct drm_printer p = drm_seq_file_printer(m);
>
> if (!dpi)
> return 0;
>
> - for (i = 0; i < ARRAY_SIZE(dpi_regs); i++) {
> - seq_printf(m, "%s (0x%04x): 0x%08x\n",
> - dpi_regs[i].name, dpi_regs[i].reg,
> - DPI_READ(dpi_regs[i].reg));
> - }
> + drm_print_regset32(&p, &dpi->regset);
>
> return 0;
> }
> @@ -314,6 +308,9 @@ static int vc4_dpi_bind(struct device *dev, struct device *master, void *data)
> dpi->regs = vc4_ioremap_regs(pdev, 0);
> if (IS_ERR(dpi->regs))
> return PTR_ERR(dpi->regs);
> + dpi->regset.base = dpi->regs;
> + dpi->regset.regs = dpi_regs;
> + dpi->regset.nregs = ARRAY_SIZE(dpi_regs);
>
> if (DPI_READ(DPI_ID) != DPI_ID_VALUE) {
> dev_err(dev, "Port returned 0x%08x for ID instead of 0x%08x\n",
> diff --git a/drivers/gpu/drm/vc4/vc4_drv.h b/drivers/gpu/drm/vc4/vc4_drv.h
> index ce1af06cc197..511ad884d9c3 100644
> --- a/drivers/gpu/drm/vc4/vc4_drv.h
> +++ b/drivers/gpu/drm/vc4/vc4_drv.h
> @@ -285,6 +285,7 @@ struct vc4_v3d {
> struct platform_device *pdev;
> void __iomem *regs;
> struct clk *clk;
> + struct debugfs_regset32 regset;
> };
>
> struct vc4_hvs {
> @@ -301,6 +302,7 @@ struct vc4_hvs {
> spinlock_t mm_lock;
>
> struct drm_mm_node mitchell_netravali_filter;
> + struct debugfs_regset32 regset;
> };
>
> struct vc4_plane {
> @@ -410,6 +412,7 @@ struct vc4_crtc_data {
>
> struct vc4_crtc {
> struct drm_crtc base;
> + struct platform_device *pdev;
> const struct vc4_crtc_data *data;
> void __iomem *regs;
>
> @@ -426,6 +429,8 @@ struct vc4_crtc {
> u32 cob_size;
>
> struct drm_pending_vblank_event *event;
> +
> + struct debugfs_regset32 regset;
> };
>
> static inline struct vc4_crtc *
> @@ -439,6 +444,8 @@ to_vc4_crtc(struct drm_crtc *crtc)
> #define HVS_READ(offset) readl(vc4->hvs->regs + offset)
> #define HVS_WRITE(offset, val) writel(val, vc4->hvs->regs + offset)
>
> +#define VC4_REG32(reg) { .name = #reg, .offset = reg }
> +
> struct vc4_exec_info {
> /* Sequence number for this bin/render job. */
> uint64_t seqno;
> diff --git a/drivers/gpu/drm/vc4/vc4_dsi.c b/drivers/gpu/drm/vc4/vc4_dsi.c
> index 11702e1d9011..806cfaa2a6a7 100644
> --- a/drivers/gpu/drm/vc4/vc4_dsi.c
> +++ b/drivers/gpu/drm/vc4/vc4_dsi.c
> @@ -545,6 +545,8 @@ struct vc4_dsi {
>
> struct completion xfer_completion;
> int xfer_result;
> +
> + struct debugfs_regset32 regset;
> };
>
> #define host_to_dsi(host) container_of(host, struct vc4_dsi, dsi_host)
> @@ -605,82 +607,56 @@ to_vc4_dsi_encoder(struct drm_encoder *encoder)
> return container_of(encoder, struct vc4_dsi_encoder, base.base);
> }
>
> -#define DSI_REG(reg) { reg, #reg }
> -static const struct {
> - u32 reg;
> - const char *name;
> -} dsi0_regs[] = {
> - DSI_REG(DSI0_CTRL),
> - DSI_REG(DSI0_STAT),
> - DSI_REG(DSI0_HSTX_TO_CNT),
> - DSI_REG(DSI0_LPRX_TO_CNT),
> - DSI_REG(DSI0_TA_TO_CNT),
> - DSI_REG(DSI0_PR_TO_CNT),
> - DSI_REG(DSI0_DISP0_CTRL),
> - DSI_REG(DSI0_DISP1_CTRL),
> - DSI_REG(DSI0_INT_STAT),
> - DSI_REG(DSI0_INT_EN),
> - DSI_REG(DSI0_PHYC),
> - DSI_REG(DSI0_HS_CLT0),
> - DSI_REG(DSI0_HS_CLT1),
> - DSI_REG(DSI0_HS_CLT2),
> - DSI_REG(DSI0_HS_DLT3),
> - DSI_REG(DSI0_HS_DLT4),
> - DSI_REG(DSI0_HS_DLT5),
> - DSI_REG(DSI0_HS_DLT6),
> - DSI_REG(DSI0_HS_DLT7),
> - DSI_REG(DSI0_PHY_AFEC0),
> - DSI_REG(DSI0_PHY_AFEC1),
> - DSI_REG(DSI0_ID),
> +static const struct debugfs_reg32 dsi0_regs[] = {
> + VC4_REG32(DSI0_CTRL),
> + VC4_REG32(DSI0_STAT),
> + VC4_REG32(DSI0_HSTX_TO_CNT),
> + VC4_REG32(DSI0_LPRX_TO_CNT),
> + VC4_REG32(DSI0_TA_TO_CNT),
> + VC4_REG32(DSI0_PR_TO_CNT),
> + VC4_REG32(DSI0_DISP0_CTRL),
> + VC4_REG32(DSI0_DISP1_CTRL),
> + VC4_REG32(DSI0_INT_STAT),
> + VC4_REG32(DSI0_INT_EN),
> + VC4_REG32(DSI0_PHYC),
> + VC4_REG32(DSI0_HS_CLT0),
> + VC4_REG32(DSI0_HS_CLT1),
> + VC4_REG32(DSI0_HS_CLT2),
> + VC4_REG32(DSI0_HS_DLT3),
> + VC4_REG32(DSI0_HS_DLT4),
> + VC4_REG32(DSI0_HS_DLT5),
> + VC4_REG32(DSI0_HS_DLT6),
> + VC4_REG32(DSI0_HS_DLT7),
> + VC4_REG32(DSI0_PHY_AFEC0),
> + VC4_REG32(DSI0_PHY_AFEC1),
> + VC4_REG32(DSI0_ID),
> };
>
> -static const struct {
> - u32 reg;
> - const char *name;
> -} dsi1_regs[] = {
> - DSI_REG(DSI1_CTRL),
> - DSI_REG(DSI1_STAT),
> - DSI_REG(DSI1_HSTX_TO_CNT),
> - DSI_REG(DSI1_LPRX_TO_CNT),
> - DSI_REG(DSI1_TA_TO_CNT),
> - DSI_REG(DSI1_PR_TO_CNT),
> - DSI_REG(DSI1_DISP0_CTRL),
> - DSI_REG(DSI1_DISP1_CTRL),
> - DSI_REG(DSI1_INT_STAT),
> - DSI_REG(DSI1_INT_EN),
> - DSI_REG(DSI1_PHYC),
> - DSI_REG(DSI1_HS_CLT0),
> - DSI_REG(DSI1_HS_CLT1),
> - DSI_REG(DSI1_HS_CLT2),
> - DSI_REG(DSI1_HS_DLT3),
> - DSI_REG(DSI1_HS_DLT4),
> - DSI_REG(DSI1_HS_DLT5),
> - DSI_REG(DSI1_HS_DLT6),
> - DSI_REG(DSI1_HS_DLT7),
> - DSI_REG(DSI1_PHY_AFEC0),
> - DSI_REG(DSI1_PHY_AFEC1),
> - DSI_REG(DSI1_ID),
> +static const struct debugfs_reg32 dsi1_regs[] = {
> + VC4_REG32(DSI1_CTRL),
> + VC4_REG32(DSI1_STAT),
> + VC4_REG32(DSI1_HSTX_TO_CNT),
> + VC4_REG32(DSI1_LPRX_TO_CNT),
> + VC4_REG32(DSI1_TA_TO_CNT),
> + VC4_REG32(DSI1_PR_TO_CNT),
> + VC4_REG32(DSI1_DISP0_CTRL),
> + VC4_REG32(DSI1_DISP1_CTRL),
> + VC4_REG32(DSI1_INT_STAT),
> + VC4_REG32(DSI1_INT_EN),
> + VC4_REG32(DSI1_PHYC),
> + VC4_REG32(DSI1_HS_CLT0),
> + VC4_REG32(DSI1_HS_CLT1),
> + VC4_REG32(DSI1_HS_CLT2),
> + VC4_REG32(DSI1_HS_DLT3),
> + VC4_REG32(DSI1_HS_DLT4),
> + VC4_REG32(DSI1_HS_DLT5),
> + VC4_REG32(DSI1_HS_DLT6),
> + VC4_REG32(DSI1_HS_DLT7),
> + VC4_REG32(DSI1_PHY_AFEC0),
> + VC4_REG32(DSI1_PHY_AFEC1),
> + VC4_REG32(DSI1_ID),
> };
>
> -static void vc4_dsi_dump_regs(struct vc4_dsi *dsi)
> -{
> - int i;
> -
> - if (dsi->port == 0) {
> - for (i = 0; i < ARRAY_SIZE(dsi0_regs); i++) {
> - DRM_INFO("0x%04x (%s): 0x%08x\n",
> - dsi0_regs[i].reg, dsi0_regs[i].name,
> - DSI_READ(dsi0_regs[i].reg));
> - }
> - } else {
> - for (i = 0; i < ARRAY_SIZE(dsi1_regs); i++) {
> - DRM_INFO("0x%04x (%s): 0x%08x\n",
> - dsi1_regs[i].reg, dsi1_regs[i].name,
> - DSI_READ(dsi1_regs[i].reg));
> - }
> - }
> -}
> -
> #ifdef CONFIG_DEBUG_FS
> int vc4_dsi_debugfs_regs(struct seq_file *m, void *unused)
> {
> @@ -689,24 +665,12 @@ int vc4_dsi_debugfs_regs(struct seq_file *m, void *unused)
> struct vc4_dev *vc4 = to_vc4_dev(drm);
> int dsi_index = (uintptr_t)node->info_ent->data;
> struct vc4_dsi *dsi = (dsi_index == 1 ? vc4->dsi1 : NULL);
> - int i;
> + struct drm_printer p = drm_seq_file_printer(m);
>
> if (!dsi)
> return 0;
>
> - if (dsi->port == 0) {
> - for (i = 0; i < ARRAY_SIZE(dsi0_regs); i++) {
> - seq_printf(m, "0x%04x (%s): 0x%08x\n",
> - dsi0_regs[i].reg, dsi0_regs[i].name,
> - DSI_READ(dsi0_regs[i].reg));
> - }
> - } else {
> - for (i = 0; i < ARRAY_SIZE(dsi1_regs); i++) {
> - seq_printf(m, "0x%04x (%s): 0x%08x\n",
> - dsi1_regs[i].reg, dsi1_regs[i].name,
> - DSI_READ(dsi1_regs[i].reg));
> - }
> - }
> + drm_print_regset32(&p, &dsi->regset);
>
> return 0;
> }
> @@ -900,8 +864,9 @@ static void vc4_dsi_encoder_enable(struct drm_encoder *encoder)
> }
>
> if (debug_dump_regs) {
> - DRM_INFO("DSI regs before:\n");
> - vc4_dsi_dump_regs(dsi);
> + struct drm_printer p = drm_info_printer(&dsi->pdev->dev);
> + dev_info(&dsi->pdev->dev, "DSI regs before:\n");
> + drm_print_regset32(&p, &dsi->regset);
> }
>
> /* Round up the clk_set_rate() request slightly, since
> @@ -1135,8 +1100,9 @@ static void vc4_dsi_encoder_enable(struct drm_encoder *encoder)
> drm_bridge_enable(dsi->bridge);
>
> if (debug_dump_regs) {
> - DRM_INFO("DSI regs after:\n");
> - vc4_dsi_dump_regs(dsi);
> + struct drm_printer p = drm_info_printer(&dsi->pdev->dev);
> + dev_info(&dsi->pdev->dev, "DSI regs after:\n");
> + drm_print_regset32(&p, &dsi->regset);
> }
> }
>
> @@ -1527,6 +1493,15 @@ static int vc4_dsi_bind(struct device *dev, struct device *master, void *data)
> if (IS_ERR(dsi->regs))
> return PTR_ERR(dsi->regs);
>
> + dsi->regset.base = dsi->regs;
> + if (dsi->port == 0) {
> + dsi->regset.regs = dsi0_regs;
> + dsi->regset.nregs = ARRAY_SIZE(dsi0_regs);
> + } else {
> + dsi->regset.regs = dsi1_regs;
> + dsi->regset.nregs = ARRAY_SIZE(dsi1_regs);
> + }
> +
> if (DSI_PORT_READ(ID) != DSI_ID_VALUE) {
> dev_err(dev, "Port returned 0x%08x for ID instead of 0x%08x\n",
> DSI_PORT_READ(ID), DSI_ID_VALUE);
> diff --git a/drivers/gpu/drm/vc4/vc4_hdmi.c b/drivers/gpu/drm/vc4/vc4_hdmi.c
> index 88fd5df7e7dc..38c9172cfe52 100644
> --- a/drivers/gpu/drm/vc4/vc4_hdmi.c
> +++ b/drivers/gpu/drm/vc4/vc4_hdmi.c
> @@ -97,6 +97,9 @@ struct vc4_hdmi {
>
> struct clk *pixel_clock;
> struct clk *hsm_clock;
> +
> + struct debugfs_regset32 hdmi_regset;
> + struct debugfs_regset32 hd_regset;
> };
>
> #define HDMI_READ(offset) readl(vc4->hdmi->hdmicore_regs + offset)
> @@ -134,61 +137,54 @@ to_vc4_hdmi_connector(struct drm_connector *connector)
> return container_of(connector, struct vc4_hdmi_connector, base);
> }
>
> -#define HDMI_REG(reg) { reg, #reg }
> -static const struct {
> - u32 reg;
> - const char *name;
> -} hdmi_regs[] = {
> - HDMI_REG(VC4_HDMI_CORE_REV),
> - HDMI_REG(VC4_HDMI_SW_RESET_CONTROL),
> - HDMI_REG(VC4_HDMI_HOTPLUG_INT),
> - HDMI_REG(VC4_HDMI_HOTPLUG),
> - HDMI_REG(VC4_HDMI_MAI_CHANNEL_MAP),
> - HDMI_REG(VC4_HDMI_MAI_CONFIG),
> - HDMI_REG(VC4_HDMI_MAI_FORMAT),
> - HDMI_REG(VC4_HDMI_AUDIO_PACKET_CONFIG),
> - HDMI_REG(VC4_HDMI_RAM_PACKET_CONFIG),
> - HDMI_REG(VC4_HDMI_HORZA),
> - HDMI_REG(VC4_HDMI_HORZB),
> - HDMI_REG(VC4_HDMI_FIFO_CTL),
> - HDMI_REG(VC4_HDMI_SCHEDULER_CONTROL),
> - HDMI_REG(VC4_HDMI_VERTA0),
> - HDMI_REG(VC4_HDMI_VERTA1),
> - HDMI_REG(VC4_HDMI_VERTB0),
> - HDMI_REG(VC4_HDMI_VERTB1),
> - HDMI_REG(VC4_HDMI_TX_PHY_RESET_CTL),
> - HDMI_REG(VC4_HDMI_TX_PHY_CTL0),
> -
> - HDMI_REG(VC4_HDMI_CEC_CNTRL_1),
> - HDMI_REG(VC4_HDMI_CEC_CNTRL_2),
> - HDMI_REG(VC4_HDMI_CEC_CNTRL_3),
> - HDMI_REG(VC4_HDMI_CEC_CNTRL_4),
> - HDMI_REG(VC4_HDMI_CEC_CNTRL_5),
> - HDMI_REG(VC4_HDMI_CPU_STATUS),
> - HDMI_REG(VC4_HDMI_CPU_MASK_STATUS),
> -
> - HDMI_REG(VC4_HDMI_CEC_RX_DATA_1),
> - HDMI_REG(VC4_HDMI_CEC_RX_DATA_2),
> - HDMI_REG(VC4_HDMI_CEC_RX_DATA_3),
> - HDMI_REG(VC4_HDMI_CEC_RX_DATA_4),
> - HDMI_REG(VC4_HDMI_CEC_TX_DATA_1),
> - HDMI_REG(VC4_HDMI_CEC_TX_DATA_2),
> - HDMI_REG(VC4_HDMI_CEC_TX_DATA_3),
> - HDMI_REG(VC4_HDMI_CEC_TX_DATA_4),
> +static const struct debugfs_reg32 hdmi_regs[] = {
> + VC4_REG32(VC4_HDMI_CORE_REV),
> + VC4_REG32(VC4_HDMI_SW_RESET_CONTROL),
> + VC4_REG32(VC4_HDMI_HOTPLUG_INT),
> + VC4_REG32(VC4_HDMI_HOTPLUG),
> + VC4_REG32(VC4_HDMI_MAI_CHANNEL_MAP),
> + VC4_REG32(VC4_HDMI_MAI_CONFIG),
> + VC4_REG32(VC4_HDMI_MAI_FORMAT),
> + VC4_REG32(VC4_HDMI_AUDIO_PACKET_CONFIG),
> + VC4_REG32(VC4_HDMI_RAM_PACKET_CONFIG),
> + VC4_REG32(VC4_HDMI_HORZA),
> + VC4_REG32(VC4_HDMI_HORZB),
> + VC4_REG32(VC4_HDMI_FIFO_CTL),
> + VC4_REG32(VC4_HDMI_SCHEDULER_CONTROL),
> + VC4_REG32(VC4_HDMI_VERTA0),
> + VC4_REG32(VC4_HDMI_VERTA1),
> + VC4_REG32(VC4_HDMI_VERTB0),
> + VC4_REG32(VC4_HDMI_VERTB1),
> + VC4_REG32(VC4_HDMI_TX_PHY_RESET_CTL),
> + VC4_REG32(VC4_HDMI_TX_PHY_CTL0),
> +
> + VC4_REG32(VC4_HDMI_CEC_CNTRL_1),
> + VC4_REG32(VC4_HDMI_CEC_CNTRL_2),
> + VC4_REG32(VC4_HDMI_CEC_CNTRL_3),
> + VC4_REG32(VC4_HDMI_CEC_CNTRL_4),
> + VC4_REG32(VC4_HDMI_CEC_CNTRL_5),
> + VC4_REG32(VC4_HDMI_CPU_STATUS),
> + VC4_REG32(VC4_HDMI_CPU_MASK_STATUS),
> +
> + VC4_REG32(VC4_HDMI_CEC_RX_DATA_1),
> + VC4_REG32(VC4_HDMI_CEC_RX_DATA_2),
> + VC4_REG32(VC4_HDMI_CEC_RX_DATA_3),
> + VC4_REG32(VC4_HDMI_CEC_RX_DATA_4),
> + VC4_REG32(VC4_HDMI_CEC_TX_DATA_1),
> + VC4_REG32(VC4_HDMI_CEC_TX_DATA_2),
> + VC4_REG32(VC4_HDMI_CEC_TX_DATA_3),
> + VC4_REG32(VC4_HDMI_CEC_TX_DATA_4),
> };
>
> -static const struct {
> - u32 reg;
> - const char *name;
> -} hd_regs[] = {
> - HDMI_REG(VC4_HD_M_CTL),
> - HDMI_REG(VC4_HD_MAI_CTL),
> - HDMI_REG(VC4_HD_MAI_THR),
> - HDMI_REG(VC4_HD_MAI_FMT),
> - HDMI_REG(VC4_HD_MAI_SMP),
> - HDMI_REG(VC4_HD_VID_CTL),
> - HDMI_REG(VC4_HD_CSC_CTL),
> - HDMI_REG(VC4_HD_FRAME_COUNT),
> +static const struct debugfs_reg32 hd_regs[] = {
> + VC4_REG32(VC4_HD_M_CTL),
> + VC4_REG32(VC4_HD_MAI_CTL),
> + VC4_REG32(VC4_HD_MAI_THR),
> + VC4_REG32(VC4_HD_MAI_FMT),
> + VC4_REG32(VC4_HD_MAI_SMP),
> + VC4_REG32(VC4_HD_VID_CTL),
> + VC4_REG32(VC4_HD_CSC_CTL),
> + VC4_REG32(VC4_HD_FRAME_COUNT),
> };
>
> #ifdef CONFIG_DEBUG_FS
> @@ -197,41 +193,16 @@ int vc4_hdmi_debugfs_regs(struct seq_file *m, void *unused)
> struct drm_info_node *node = (struct drm_info_node *)m->private;
> struct drm_device *dev = node->minor->dev;
> struct vc4_dev *vc4 = to_vc4_dev(dev);
> - int i;
> -
> - for (i = 0; i < ARRAY_SIZE(hdmi_regs); i++) {
> - seq_printf(m, "%s (0x%04x): 0x%08x\n",
> - hdmi_regs[i].name, hdmi_regs[i].reg,
> - HDMI_READ(hdmi_regs[i].reg));
> - }
> + struct vc4_hdmi *hdmi = vc4->hdmi;
> + struct drm_printer p = drm_seq_file_printer(m);
>
> - for (i = 0; i < ARRAY_SIZE(hd_regs); i++) {
> - seq_printf(m, "%s (0x%04x): 0x%08x\n",
> - hd_regs[i].name, hd_regs[i].reg,
> - HD_READ(hd_regs[i].reg));
> - }
> + drm_print_regset32(&p, &hdmi->hdmi_regset);
> + drm_print_regset32(&p, &hdmi->hd_regset);
>
> return 0;
> }
> #endif /* CONFIG_DEBUG_FS */
>
> -static void vc4_hdmi_dump_regs(struct drm_device *dev)
> -{
> - struct vc4_dev *vc4 = to_vc4_dev(dev);
> - int i;
> -
> - for (i = 0; i < ARRAY_SIZE(hdmi_regs); i++) {
> - DRM_INFO("0x%04x (%s): 0x%08x\n",
> - hdmi_regs[i].reg, hdmi_regs[i].name,
> - HDMI_READ(hdmi_regs[i].reg));
> - }
> - for (i = 0; i < ARRAY_SIZE(hd_regs); i++) {
> - DRM_INFO("0x%04x (%s): 0x%08x\n",
> - hd_regs[i].reg, hd_regs[i].name,
> - HD_READ(hd_regs[i].reg));
> - }
> -}
> -
> static enum drm_connector_status
> vc4_hdmi_connector_detect(struct drm_connector *connector, bool force)
> {
> @@ -561,8 +532,11 @@ static void vc4_hdmi_encoder_enable(struct drm_encoder *encoder)
> HDMI_WRITE(VC4_HDMI_TX_PHY_RESET_CTL, 0);
>
> if (debug_dump_regs) {
> - DRM_INFO("HDMI regs before:\n");
> - vc4_hdmi_dump_regs(dev);
> + struct drm_printer p = drm_info_printer(&hdmi->pdev->dev);
> +
> + dev_info(&hdmi->pdev->dev, "HDMI regs before:\n");
> + drm_print_regset32(&p, &hdmi->hdmi_regset);
> + drm_print_regset32(&p, &hdmi->hd_regset);
> }
>
> HD_WRITE(VC4_HD_VID_CTL, 0);
> @@ -637,8 +611,11 @@ static void vc4_hdmi_encoder_enable(struct drm_encoder *encoder)
> HDMI_WRITE(VC4_HDMI_FIFO_CTL, VC4_HDMI_FIFO_CTL_MASTER_SLAVE_N);
>
> if (debug_dump_regs) {
> - DRM_INFO("HDMI regs after:\n");
> - vc4_hdmi_dump_regs(dev);
> + struct drm_printer p = drm_info_printer(&hdmi->pdev->dev);
> +
> + dev_info(&hdmi->pdev->dev, "HDMI regs after:\n");
> + drm_print_regset32(&p, &hdmi->hdmi_regset);
> + drm_print_regset32(&p, &hdmi->hd_regset);
> }
>
> HD_WRITE(VC4_HD_VID_CTL,
> @@ -1333,6 +1310,13 @@ static int vc4_hdmi_bind(struct device *dev, struct device *master, void *data)
> if (IS_ERR(hdmi->hd_regs))
> return PTR_ERR(hdmi->hd_regs);
>
> + hdmi->hdmi_regset.base = hdmi->hdmicore_regs;
> + hdmi->hdmi_regset.regs = hdmi_regs;
> + hdmi->hdmi_regset.nregs = ARRAY_SIZE(hdmi_regs);
> + hdmi->hd_regset.base = hdmi->hd_regs;
> + hdmi->hd_regset.regs = hd_regs;
> + hdmi->hd_regset.nregs = ARRAY_SIZE(hd_regs);
> +
> hdmi->pixel_clock = devm_clk_get(dev, "pixel");
> if (IS_ERR(hdmi->pixel_clock)) {
> DRM_ERROR("Failed to get pixel clock\n");
> diff --git a/drivers/gpu/drm/vc4/vc4_hvs.c b/drivers/gpu/drm/vc4/vc4_hvs.c
> index 5d8c749c9749..45405f76cd40 100644
> --- a/drivers/gpu/drm/vc4/vc4_hvs.c
> +++ b/drivers/gpu/drm/vc4/vc4_hvs.c
> @@ -26,54 +26,47 @@
> #include "vc4_drv.h"
> #include "vc4_regs.h"
>
> -#define HVS_REG(reg) { reg, #reg }
> -static const struct {
> - u32 reg;
> - const char *name;
> -} hvs_regs[] = {
> - HVS_REG(SCALER_DISPCTRL),
> - HVS_REG(SCALER_DISPSTAT),
> - HVS_REG(SCALER_DISPID),
> - HVS_REG(SCALER_DISPECTRL),
> - HVS_REG(SCALER_DISPPROF),
> - HVS_REG(SCALER_DISPDITHER),
> - HVS_REG(SCALER_DISPEOLN),
> - HVS_REG(SCALER_DISPLIST0),
> - HVS_REG(SCALER_DISPLIST1),
> - HVS_REG(SCALER_DISPLIST2),
> - HVS_REG(SCALER_DISPLSTAT),
> - HVS_REG(SCALER_DISPLACT0),
> - HVS_REG(SCALER_DISPLACT1),
> - HVS_REG(SCALER_DISPLACT2),
> - HVS_REG(SCALER_DISPCTRL0),
> - HVS_REG(SCALER_DISPBKGND0),
> - HVS_REG(SCALER_DISPSTAT0),
> - HVS_REG(SCALER_DISPBASE0),
> - HVS_REG(SCALER_DISPCTRL1),
> - HVS_REG(SCALER_DISPBKGND1),
> - HVS_REG(SCALER_DISPSTAT1),
> - HVS_REG(SCALER_DISPBASE1),
> - HVS_REG(SCALER_DISPCTRL2),
> - HVS_REG(SCALER_DISPBKGND2),
> - HVS_REG(SCALER_DISPSTAT2),
> - HVS_REG(SCALER_DISPBASE2),
> - HVS_REG(SCALER_DISPALPHA2),
> - HVS_REG(SCALER_OLEDOFFS),
> - HVS_REG(SCALER_OLEDCOEF0),
> - HVS_REG(SCALER_OLEDCOEF1),
> - HVS_REG(SCALER_OLEDCOEF2),
> +static const struct debugfs_reg32 hvs_regs[] = {
> + VC4_REG32(SCALER_DISPCTRL),
> + VC4_REG32(SCALER_DISPSTAT),
> + VC4_REG32(SCALER_DISPID),
> + VC4_REG32(SCALER_DISPECTRL),
> + VC4_REG32(SCALER_DISPPROF),
> + VC4_REG32(SCALER_DISPDITHER),
> + VC4_REG32(SCALER_DISPEOLN),
> + VC4_REG32(SCALER_DISPLIST0),
> + VC4_REG32(SCALER_DISPLIST1),
> + VC4_REG32(SCALER_DISPLIST2),
> + VC4_REG32(SCALER_DISPLSTAT),
> + VC4_REG32(SCALER_DISPLACT0),
> + VC4_REG32(SCALER_DISPLACT1),
> + VC4_REG32(SCALER_DISPLACT2),
> + VC4_REG32(SCALER_DISPCTRL0),
> + VC4_REG32(SCALER_DISPBKGND0),
> + VC4_REG32(SCALER_DISPSTAT0),
> + VC4_REG32(SCALER_DISPBASE0),
> + VC4_REG32(SCALER_DISPCTRL1),
> + VC4_REG32(SCALER_DISPBKGND1),
> + VC4_REG32(SCALER_DISPSTAT1),
> + VC4_REG32(SCALER_DISPBASE1),
> + VC4_REG32(SCALER_DISPCTRL2),
> + VC4_REG32(SCALER_DISPBKGND2),
> + VC4_REG32(SCALER_DISPSTAT2),
> + VC4_REG32(SCALER_DISPBASE2),
> + VC4_REG32(SCALER_DISPALPHA2),
> + VC4_REG32(SCALER_OLEDOFFS),
> + VC4_REG32(SCALER_OLEDCOEF0),
> + VC4_REG32(SCALER_OLEDCOEF1),
> + VC4_REG32(SCALER_OLEDCOEF2),
> };
>
> void vc4_hvs_dump_state(struct drm_device *dev)
> {
> struct vc4_dev *vc4 = to_vc4_dev(dev);
> + struct drm_printer p = drm_info_printer(&vc4->hvs->pdev->dev);
> int i;
>
> - for (i = 0; i < ARRAY_SIZE(hvs_regs); i++) {
> - DRM_INFO("0x%04x (%s): 0x%08x\n",
> - hvs_regs[i].reg, hvs_regs[i].name,
> - HVS_READ(hvs_regs[i].reg));
> - }
> + drm_print_regset32(&p, &vc4->hvs->regset);
>
> DRM_INFO("HVS ctx:\n");
> for (i = 0; i < 64; i += 4) {
> @@ -92,13 +85,9 @@ int vc4_hvs_debugfs_regs(struct seq_file *m, void *unused)
> struct drm_info_node *node = (struct drm_info_node *)m->private;
> struct drm_device *dev = node->minor->dev;
> struct vc4_dev *vc4 = to_vc4_dev(dev);
> - int i;
> + struct drm_printer p = drm_seq_file_printer(m);
>
> - for (i = 0; i < ARRAY_SIZE(hvs_regs); i++) {
> - seq_printf(m, "%s (0x%04x): 0x%08x\n",
> - hvs_regs[i].name, hvs_regs[i].reg,
> - HVS_READ(hvs_regs[i].reg));
> - }
> + drm_print_regset32(&p, &vc4->hvs->regset);
>
> return 0;
> }
> @@ -185,6 +174,10 @@ static int vc4_hvs_bind(struct device *dev, struct device *master, void *data)
> if (IS_ERR(hvs->regs))
> return PTR_ERR(hvs->regs);
>
> + hvs->regset.base = hvs->regs;
> + hvs->regset.regs = hvs_regs;
> + hvs->regset.nregs = ARRAY_SIZE(hvs_regs);
> +
> hvs->dlist = hvs->regs + SCALER_DLIST_START;
>
> spin_lock_init(&hvs->mm_lock);
> diff --git a/drivers/gpu/drm/vc4/vc4_txp.c b/drivers/gpu/drm/vc4/vc4_txp.c
> index afb1c4ec4f18..c8f80064c179 100644
> --- a/drivers/gpu/drm/vc4/vc4_txp.c
> +++ b/drivers/gpu/drm/vc4/vc4_txp.c
> @@ -148,6 +148,7 @@ struct vc4_txp {
> struct drm_writeback_connector connector;
>
> void __iomem *regs;
> + struct debugfs_regset32 regset;
> };
>
> static inline struct vc4_txp *encoder_to_vc4_txp(struct drm_encoder *encoder)
> @@ -160,16 +161,12 @@ static inline struct vc4_txp *connector_to_vc4_txp(struct drm_connector *conn)
> return container_of(conn, struct vc4_txp, connector.base);
> }
>
> -#define TXP_REG(reg) { reg, #reg }
> -static const struct {
> - u32 reg;
> - const char *name;
> -} txp_regs[] = {
> - TXP_REG(TXP_DST_PTR),
> - TXP_REG(TXP_DST_PITCH),
> - TXP_REG(TXP_DIM),
> - TXP_REG(TXP_DST_CTRL),
> - TXP_REG(TXP_PROGRESS),
> +static const struct debugfs_reg32 txp_regs[] = {
> + VC4_REG32(TXP_DST_PTR),
> + VC4_REG32(TXP_DST_PITCH),
> + VC4_REG32(TXP_DIM),
> + VC4_REG32(TXP_DST_CTRL),
> + VC4_REG32(TXP_PROGRESS),
> };
>
> #ifdef CONFIG_DEBUG_FS
> @@ -179,16 +176,12 @@ int vc4_txp_debugfs_regs(struct seq_file *m, void *unused)
> struct drm_device *dev = node->minor->dev;
> struct vc4_dev *vc4 = to_vc4_dev(dev);
> struct vc4_txp *txp = vc4->txp;
> - int i;
> + struct drm_printer p = drm_seq_file_printer(m);
>
> if (!txp)
> return 0;
>
> - for (i = 0; i < ARRAY_SIZE(txp_regs); i++) {
> - seq_printf(m, "%s (0x%04x): 0x%08x\n",
> - txp_regs[i].name, txp_regs[i].reg,
> - TXP_READ(txp_regs[i].reg));
> - }
> + drm_print_regset32(&p, &txp->regset);
>
> return 0;
> }
> @@ -410,6 +403,9 @@ static int vc4_txp_bind(struct device *dev, struct device *master, void *data)
> txp->regs = vc4_ioremap_regs(pdev, 0);
> if (IS_ERR(txp->regs))
> return PTR_ERR(txp->regs);
> + txp->regset.base = txp->regs;
> + txp->regset.regs = txp_regs;
> + txp->regset.nregs = ARRAY_SIZE(txp_regs);
>
> drm_connector_helper_add(&txp->connector.base,
> &vc4_txp_connector_helper_funcs);
> diff --git a/drivers/gpu/drm/vc4/vc4_v3d.c b/drivers/gpu/drm/vc4/vc4_v3d.c
> index e47e29426078..e1e728e95562 100644
> --- a/drivers/gpu/drm/vc4/vc4_v3d.c
> +++ b/drivers/gpu/drm/vc4/vc4_v3d.c
> @@ -23,89 +23,85 @@
> #include "vc4_regs.h"
>
> #ifdef CONFIG_DEBUG_FS
> -#define REGDEF(reg) { reg, #reg }
> -static const struct {
> - uint32_t reg;
> - const char *name;
> -} vc4_reg_defs[] = {
> - REGDEF(V3D_IDENT0),
> - REGDEF(V3D_IDENT1),
> - REGDEF(V3D_IDENT2),
> - REGDEF(V3D_SCRATCH),
> - REGDEF(V3D_L2CACTL),
> - REGDEF(V3D_SLCACTL),
> - REGDEF(V3D_INTCTL),
> - REGDEF(V3D_INTENA),
> - REGDEF(V3D_INTDIS),
> - REGDEF(V3D_CT0CS),
> - REGDEF(V3D_CT1CS),
> - REGDEF(V3D_CT0EA),
> - REGDEF(V3D_CT1EA),
> - REGDEF(V3D_CT0CA),
> - REGDEF(V3D_CT1CA),
> - REGDEF(V3D_CT00RA0),
> - REGDEF(V3D_CT01RA0),
> - REGDEF(V3D_CT0LC),
> - REGDEF(V3D_CT1LC),
> - REGDEF(V3D_CT0PC),
> - REGDEF(V3D_CT1PC),
> - REGDEF(V3D_PCS),
> - REGDEF(V3D_BFC),
> - REGDEF(V3D_RFC),
> - REGDEF(V3D_BPCA),
> - REGDEF(V3D_BPCS),
> - REGDEF(V3D_BPOA),
> - REGDEF(V3D_BPOS),
> - REGDEF(V3D_BXCF),
> - REGDEF(V3D_SQRSV0),
> - REGDEF(V3D_SQRSV1),
> - REGDEF(V3D_SQCNTL),
> - REGDEF(V3D_SRQPC),
> - REGDEF(V3D_SRQUA),
> - REGDEF(V3D_SRQUL),
> - REGDEF(V3D_SRQCS),
> - REGDEF(V3D_VPACNTL),
> - REGDEF(V3D_VPMBASE),
> - REGDEF(V3D_PCTRC),
> - REGDEF(V3D_PCTRE),
> - REGDEF(V3D_PCTR(0)),
> - REGDEF(V3D_PCTRS(0)),
> - REGDEF(V3D_PCTR(1)),
> - REGDEF(V3D_PCTRS(1)),
> - REGDEF(V3D_PCTR(2)),
> - REGDEF(V3D_PCTRS(2)),
> - REGDEF(V3D_PCTR(3)),
> - REGDEF(V3D_PCTRS(3)),
> - REGDEF(V3D_PCTR(4)),
> - REGDEF(V3D_PCTRS(4)),
> - REGDEF(V3D_PCTR(5)),
> - REGDEF(V3D_PCTRS(5)),
> - REGDEF(V3D_PCTR(6)),
> - REGDEF(V3D_PCTRS(6)),
> - REGDEF(V3D_PCTR(7)),
> - REGDEF(V3D_PCTRS(7)),
> - REGDEF(V3D_PCTR(8)),
> - REGDEF(V3D_PCTRS(8)),
> - REGDEF(V3D_PCTR(9)),
> - REGDEF(V3D_PCTRS(9)),
> - REGDEF(V3D_PCTR(10)),
> - REGDEF(V3D_PCTRS(10)),
> - REGDEF(V3D_PCTR(11)),
> - REGDEF(V3D_PCTRS(11)),
> - REGDEF(V3D_PCTR(12)),
> - REGDEF(V3D_PCTRS(12)),
> - REGDEF(V3D_PCTR(13)),
> - REGDEF(V3D_PCTRS(13)),
> - REGDEF(V3D_PCTR(14)),
> - REGDEF(V3D_PCTRS(14)),
> - REGDEF(V3D_PCTR(15)),
> - REGDEF(V3D_PCTRS(15)),
> - REGDEF(V3D_DBGE),
> - REGDEF(V3D_FDBGO),
> - REGDEF(V3D_FDBGB),
> - REGDEF(V3D_FDBGR),
> - REGDEF(V3D_FDBGS),
> - REGDEF(V3D_ERRSTAT),
> +static const struct debugfs_reg32 v3d_regs[] = {
> + VC4_REG32(V3D_IDENT0),
> + VC4_REG32(V3D_IDENT1),
> + VC4_REG32(V3D_IDENT2),
> + VC4_REG32(V3D_SCRATCH),
> + VC4_REG32(V3D_L2CACTL),
> + VC4_REG32(V3D_SLCACTL),
> + VC4_REG32(V3D_INTCTL),
> + VC4_REG32(V3D_INTENA),
> + VC4_REG32(V3D_INTDIS),
> + VC4_REG32(V3D_CT0CS),
> + VC4_REG32(V3D_CT1CS),
> + VC4_REG32(V3D_CT0EA),
> + VC4_REG32(V3D_CT1EA),
> + VC4_REG32(V3D_CT0CA),
> + VC4_REG32(V3D_CT1CA),
> + VC4_REG32(V3D_CT00RA0),
> + VC4_REG32(V3D_CT01RA0),
> + VC4_REG32(V3D_CT0LC),
> + VC4_REG32(V3D_CT1LC),
> + VC4_REG32(V3D_CT0PC),
> + VC4_REG32(V3D_CT1PC),
> + VC4_REG32(V3D_PCS),
> + VC4_REG32(V3D_BFC),
> + VC4_REG32(V3D_RFC),
> + VC4_REG32(V3D_BPCA),
> + VC4_REG32(V3D_BPCS),
> + VC4_REG32(V3D_BPOA),
> + VC4_REG32(V3D_BPOS),
> + VC4_REG32(V3D_BXCF),
> + VC4_REG32(V3D_SQRSV0),
> + VC4_REG32(V3D_SQRSV1),
> + VC4_REG32(V3D_SQCNTL),
> + VC4_REG32(V3D_SRQPC),
> + VC4_REG32(V3D_SRQUA),
> + VC4_REG32(V3D_SRQUL),
> + VC4_REG32(V3D_SRQCS),
> + VC4_REG32(V3D_VPACNTL),
> + VC4_REG32(V3D_VPMBASE),
> + VC4_REG32(V3D_PCTRC),
> + VC4_REG32(V3D_PCTRE),
> + VC4_REG32(V3D_PCTR(0)),
> + VC4_REG32(V3D_PCTRS(0)),
> + VC4_REG32(V3D_PCTR(1)),
> + VC4_REG32(V3D_PCTRS(1)),
> + VC4_REG32(V3D_PCTR(2)),
> + VC4_REG32(V3D_PCTRS(2)),
> + VC4_REG32(V3D_PCTR(3)),
> + VC4_REG32(V3D_PCTRS(3)),
> + VC4_REG32(V3D_PCTR(4)),
> + VC4_REG32(V3D_PCTRS(4)),
> + VC4_REG32(V3D_PCTR(5)),
> + VC4_REG32(V3D_PCTRS(5)),
> + VC4_REG32(V3D_PCTR(6)),
> + VC4_REG32(V3D_PCTRS(6)),
> + VC4_REG32(V3D_PCTR(7)),
> + VC4_REG32(V3D_PCTRS(7)),
> + VC4_REG32(V3D_PCTR(8)),
> + VC4_REG32(V3D_PCTRS(8)),
> + VC4_REG32(V3D_PCTR(9)),
> + VC4_REG32(V3D_PCTRS(9)),
> + VC4_REG32(V3D_PCTR(10)),
> + VC4_REG32(V3D_PCTRS(10)),
> + VC4_REG32(V3D_PCTR(11)),
> + VC4_REG32(V3D_PCTRS(11)),
> + VC4_REG32(V3D_PCTR(12)),
> + VC4_REG32(V3D_PCTRS(12)),
> + VC4_REG32(V3D_PCTR(13)),
> + VC4_REG32(V3D_PCTRS(13)),
> + VC4_REG32(V3D_PCTR(14)),
> + VC4_REG32(V3D_PCTRS(14)),
> + VC4_REG32(V3D_PCTR(15)),
> + VC4_REG32(V3D_PCTRS(15)),
> + VC4_REG32(V3D_DBGE),
> + VC4_REG32(V3D_FDBGO),
> + VC4_REG32(V3D_FDBGB),
> + VC4_REG32(V3D_FDBGR),
> + VC4_REG32(V3D_FDBGS),
> + VC4_REG32(V3D_ERRSTAT),
> };
>
> int vc4_v3d_debugfs_regs(struct seq_file *m, void *unused)
> @@ -113,13 +109,9 @@ int vc4_v3d_debugfs_regs(struct seq_file *m, void *unused)
> struct drm_info_node *node = (struct drm_info_node *)m->private;
> struct drm_device *dev = node->minor->dev;
> struct vc4_dev *vc4 = to_vc4_dev(dev);
> - int i;
> + struct drm_printer p = drm_seq_file_printer(m);
>
> - for (i = 0; i < ARRAY_SIZE(vc4_reg_defs); i++) {
> - seq_printf(m, "%s (0x%04x): 0x%08x\n",
> - vc4_reg_defs[i].name, vc4_reg_defs[i].reg,
> - V3D_READ(vc4_reg_defs[i].reg));
> - }
> + drm_print_regset32(&p, &vc4->v3d->regset);
>
> return 0;
> }
> @@ -354,6 +346,9 @@ static int vc4_v3d_bind(struct device *dev, struct device *master, void *data)
> v3d->regs = vc4_ioremap_regs(pdev, 0);
> if (IS_ERR(v3d->regs))
> return PTR_ERR(v3d->regs);
> + v3d->regset.base = v3d->regs;
> + v3d->regset.regs = v3d_regs;
> + v3d->regset.nregs = ARRAY_SIZE(v3d_regs);
>
> vc4->v3d = v3d;
> v3d->vc4 = vc4;
> diff --git a/drivers/gpu/drm/vc4/vc4_vec.c b/drivers/gpu/drm/vc4/vc4_vec.c
> index 858c3a483229..83227d2440aa 100644
> --- a/drivers/gpu/drm/vc4/vc4_vec.c
> +++ b/drivers/gpu/drm/vc4/vc4_vec.c
> @@ -176,6 +176,8 @@ struct vc4_vec {
> struct clk *clock;
>
> const struct vc4_vec_tv_mode *tv_mode;
> +
> + struct debugfs_regset32 regset;
> };
>
> #define VEC_READ(offset) readl(vec->regs + (offset))
> @@ -223,35 +225,31 @@ struct vc4_vec_tv_mode {
> void (*mode_set)(struct vc4_vec *vec);
> };
>
> -#define VEC_REG(reg) { reg, #reg }
> -static const struct {
> - u32 reg;
> - const char *name;
> -} vec_regs[] = {
> - VEC_REG(VEC_WSE_CONTROL),
> - VEC_REG(VEC_WSE_WSS_DATA),
> - VEC_REG(VEC_WSE_VPS_DATA1),
> - VEC_REG(VEC_WSE_VPS_CONTROL),
> - VEC_REG(VEC_REVID),
> - VEC_REG(VEC_CONFIG0),
> - VEC_REG(VEC_SCHPH),
> - VEC_REG(VEC_CLMP0_START),
> - VEC_REG(VEC_CLMP0_END),
> - VEC_REG(VEC_FREQ3_2),
> - VEC_REG(VEC_FREQ1_0),
> - VEC_REG(VEC_CONFIG1),
> - VEC_REG(VEC_CONFIG2),
> - VEC_REG(VEC_INTERRUPT_CONTROL),
> - VEC_REG(VEC_INTERRUPT_STATUS),
> - VEC_REG(VEC_FCW_SECAM_B),
> - VEC_REG(VEC_SECAM_GAIN_VAL),
> - VEC_REG(VEC_CONFIG3),
> - VEC_REG(VEC_STATUS0),
> - VEC_REG(VEC_MASK0),
> - VEC_REG(VEC_CFG),
> - VEC_REG(VEC_DAC_TEST),
> - VEC_REG(VEC_DAC_CONFIG),
> - VEC_REG(VEC_DAC_MISC),
> +static const struct debugfs_reg32 vec_regs[] = {
> + VC4_REG32(VEC_WSE_CONTROL),
> + VC4_REG32(VEC_WSE_WSS_DATA),
> + VC4_REG32(VEC_WSE_VPS_DATA1),
> + VC4_REG32(VEC_WSE_VPS_CONTROL),
> + VC4_REG32(VEC_REVID),
> + VC4_REG32(VEC_CONFIG0),
> + VC4_REG32(VEC_SCHPH),
> + VC4_REG32(VEC_CLMP0_START),
> + VC4_REG32(VEC_CLMP0_END),
> + VC4_REG32(VEC_FREQ3_2),
> + VC4_REG32(VEC_FREQ1_0),
> + VC4_REG32(VEC_CONFIG1),
> + VC4_REG32(VEC_CONFIG2),
> + VC4_REG32(VEC_INTERRUPT_CONTROL),
> + VC4_REG32(VEC_INTERRUPT_STATUS),
> + VC4_REG32(VEC_FCW_SECAM_B),
> + VC4_REG32(VEC_SECAM_GAIN_VAL),
> + VC4_REG32(VEC_CONFIG3),
> + VC4_REG32(VEC_STATUS0),
> + VC4_REG32(VEC_MASK0),
> + VC4_REG32(VEC_CFG),
> + VC4_REG32(VEC_DAC_TEST),
> + VC4_REG32(VEC_DAC_CONFIG),
> + VC4_REG32(VEC_DAC_MISC),
> };
>
> #ifdef CONFIG_DEBUG_FS
> @@ -261,16 +259,12 @@ int vc4_vec_debugfs_regs(struct seq_file *m, void *unused)
> struct drm_device *dev = node->minor->dev;
> struct vc4_dev *vc4 = to_vc4_dev(dev);
> struct vc4_vec *vec = vc4->vec;
> - int i;
> + struct drm_printer p = drm_seq_file_printer(m);
>
> if (!vec)
> return 0;
>
> - for (i = 0; i < ARRAY_SIZE(vec_regs); i++) {
> - seq_printf(m, "%s (0x%04x): 0x%08x\n",
> - vec_regs[i].name, vec_regs[i].reg,
> - VEC_READ(vec_regs[i].reg));
> - }
> + drm_print_regset32(&p, &vec->regset);
>
> return 0;
> }
> @@ -587,6 +581,9 @@ static int vc4_vec_bind(struct device *dev, struct device *master, void *data)
> vec->regs = vc4_ioremap_regs(pdev, 0);
> if (IS_ERR(vec->regs))
> return PTR_ERR(vec->regs);
> + vec->regset.base = vec->regs;
> + vec->regset.regs = vec_regs;
> + vec->regset.nregs = ARRAY_SIZE(vec_regs);
>
> vec->clock = devm_clk_get(dev, NULL);
> if (IS_ERR(vec->clock)) {
--
Paul Kocialkowski, Bootlin
Embedded Linux and kernel engineering
https://bootlin.com
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