Re: [PATCH v2] drm: meson: use match data to detect vpu compatibility

From: Neil Armstrong
Date: Thu Aug 22 2019 - 11:52:19 EST


Hi Julien,

On 22/08/2019 16:43, Julien Masson wrote:
> This patch introduce new enum which contains all VPU family (GXBB,
> GXL, GXM and G12A).
> This enum is used to detect the VPU compatible with the device.
>
> We only need to set .data to the corresponding enum in the device
> table, no need to check .compatible string anymore.
>
> Signed-off-by: Julien Masson <jmasson@xxxxxxxxxxxx>
> ---
>
> Changes since v1 at [1]:
> - Set .data field in struct dt_match instead of connectors_match
> - Add compat in struct meson_drm and set it the corresponding family at probe
> - Check directly compat in meson_vpu_is_compatible
>
> [1] https://patchwork.kernel.org/patch/11108855/
>
> drivers/gpu/drm/meson/meson_crtc.c | 2 +-
> drivers/gpu/drm/meson/meson_drv.c | 14 ++++--
> drivers/gpu/drm/meson/meson_drv.h | 13 ++++-
> drivers/gpu/drm/meson/meson_dw_hdmi.c | 2 +-
> drivers/gpu/drm/meson/meson_overlay.c | 2 +-
> drivers/gpu/drm/meson/meson_plane.c | 10 ++--
> drivers/gpu/drm/meson/meson_vclk.c | 64 ++++++++++++-------------
> drivers/gpu/drm/meson/meson_venc.c | 2 +-
> drivers/gpu/drm/meson/meson_venc_cvbs.c | 10 ++--
> drivers/gpu/drm/meson/meson_viu.c | 10 ++--
> drivers/gpu/drm/meson/meson_vpp.c | 10 ++--
> 11 files changed, 77 insertions(+), 62 deletions(-)

Tested-by: Neil Armstrong <narmstrong@xxxxxxxxxxxx>

on SEI510 (G12A), VIM2 (GXM) and Libretech-AC (GXL)

and

Acked-by: Neil Armstrong <narmstrong@xxxxxxxxxxxx>

Applying to drm-misc-next

Neil

>
> diff --git a/drivers/gpu/drm/meson/meson_crtc.c b/drivers/gpu/drm/meson/meson_crtc.c
> index bba25325aa9c..57ae1c13d1e6 100644
> --- a/drivers/gpu/drm/meson/meson_crtc.c
> +++ b/drivers/gpu/drm/meson/meson_crtc.c
> @@ -575,7 +575,7 @@ int meson_crtc_create(struct meson_drm *priv)
> return ret;
> }
>
> - if (meson_vpu_is_compatible(priv, "amlogic,meson-g12a-vpu")) {
> + if (meson_vpu_is_compatible(priv, VPU_COMPATIBLE_G12A)) {
> meson_crtc->enable_osd1 = meson_g12a_crtc_enable_osd1;
> meson_crtc->enable_vd1 = meson_g12a_crtc_enable_vd1;
> meson_crtc->viu_offset = MESON_G12A_VIU_OFFSET;
> diff --git a/drivers/gpu/drm/meson/meson_drv.c b/drivers/gpu/drm/meson/meson_drv.c
> index ae0166181606..a24f8dec5adc 100644
> --- a/drivers/gpu/drm/meson/meson_drv.c
> +++ b/drivers/gpu/drm/meson/meson_drv.c
> @@ -209,6 +209,8 @@ static int meson_drv_bind_master(struct device *dev, bool has_components)
> priv->drm = drm;
> priv->dev = dev;
>
> + priv->compat = (enum vpu_compatible)of_device_get_match_data(priv->dev);
> +
> res = platform_get_resource_byname(pdev, IORESOURCE_MEM, "vpu");
> regs = devm_ioremap_resource(dev, res);
> if (IS_ERR(regs)) {
> @@ -453,10 +455,14 @@ static int meson_drv_probe(struct platform_device *pdev)
> };
>
> static const struct of_device_id dt_match[] = {
> - { .compatible = "amlogic,meson-gxbb-vpu" },
> - { .compatible = "amlogic,meson-gxl-vpu" },
> - { .compatible = "amlogic,meson-gxm-vpu" },
> - { .compatible = "amlogic,meson-g12a-vpu" },
> + { .compatible = "amlogic,meson-gxbb-vpu",
> + .data = (void *)VPU_COMPATIBLE_GXBB },
> + { .compatible = "amlogic,meson-gxl-vpu",
> + .data = (void *)VPU_COMPATIBLE_GXL },
> + { .compatible = "amlogic,meson-gxm-vpu",
> + .data = (void *)VPU_COMPATIBLE_GXM },
> + { .compatible = "amlogic,meson-g12a-vpu",
> + .data = (void *)VPU_COMPATIBLE_G12A },
> {}
> };
> MODULE_DEVICE_TABLE(of, dt_match);
> diff --git a/drivers/gpu/drm/meson/meson_drv.h b/drivers/gpu/drm/meson/meson_drv.h
> index c9aaec1a846e..820d07bdd42a 100644
> --- a/drivers/gpu/drm/meson/meson_drv.h
> +++ b/drivers/gpu/drm/meson/meson_drv.h
> @@ -9,6 +9,7 @@
>
> #include <linux/device.h>
> #include <linux/of.h>
> +#include <linux/of_device.h>
> #include <linux/regmap.h>
>
> struct drm_crtc;
> @@ -16,8 +17,16 @@ struct drm_device;
> struct drm_plane;
> struct meson_drm;
>
> +enum vpu_compatible {
> + VPU_COMPATIBLE_GXBB = 0,
> + VPU_COMPATIBLE_GXL = 1,
> + VPU_COMPATIBLE_GXM = 2,
> + VPU_COMPATIBLE_G12A = 3,
> +};
> +
> struct meson_drm {
> struct device *dev;
> + enum vpu_compatible compat;
> void __iomem *io_base;
> struct regmap *hhi;
> int vsync_irq;
> @@ -116,9 +125,9 @@ struct meson_drm {
> };
>
> static inline int meson_vpu_is_compatible(struct meson_drm *priv,
> - const char *compat)
> + enum vpu_compatible family)
> {
> - return of_device_is_compatible(priv->dev->of_node, compat);
> + return priv->compat == family;
> }
>
> #endif /* __MESON_DRV_H */
> diff --git a/drivers/gpu/drm/meson/meson_dw_hdmi.c b/drivers/gpu/drm/meson/meson_dw_hdmi.c
> index f893ebd0b799..68bbd987147b 100644
> --- a/drivers/gpu/drm/meson/meson_dw_hdmi.c
> +++ b/drivers/gpu/drm/meson/meson_dw_hdmi.c
> @@ -937,7 +937,7 @@ static int meson_dw_hdmi_bind(struct device *dev, struct device *master,
> reset_control_reset(meson_dw_hdmi->hdmitx_phy);
>
> /* Enable APB3 fail on error */
> - if (!meson_vpu_is_compatible(priv, "amlogic,meson-g12a-vpu")) {
> + if (!meson_vpu_is_compatible(priv, VPU_COMPATIBLE_G12A)) {
> writel_bits_relaxed(BIT(15), BIT(15),
> meson_dw_hdmi->hdmitx + HDMITX_TOP_CTRL_REG);
> writel_bits_relaxed(BIT(15), BIT(15),
> diff --git a/drivers/gpu/drm/meson/meson_overlay.c b/drivers/gpu/drm/meson/meson_overlay.c
> index 5aa9dcb4b35e..2468b0212d52 100644
> --- a/drivers/gpu/drm/meson/meson_overlay.c
> +++ b/drivers/gpu/drm/meson/meson_overlay.c
> @@ -513,7 +513,7 @@ static void meson_overlay_atomic_disable(struct drm_plane *plane,
> priv->viu.vd1_enabled = false;
>
> /* Disable VD1 */
> - if (meson_vpu_is_compatible(priv, "amlogic,meson-g12a-vpu")) {
> + if (meson_vpu_is_compatible(priv, VPU_COMPATIBLE_G12A)) {
> writel_relaxed(0, priv->io_base + _REG(VD1_BLEND_SRC_CTRL));
> writel_relaxed(0, priv->io_base + _REG(VD2_BLEND_SRC_CTRL));
> writel_relaxed(0, priv->io_base + _REG(VD1_IF0_GEN_REG + 0x17b0));
> diff --git a/drivers/gpu/drm/meson/meson_plane.c b/drivers/gpu/drm/meson/meson_plane.c
> index b9e1e117fb85..ed543227b00d 100644
> --- a/drivers/gpu/drm/meson/meson_plane.c
> +++ b/drivers/gpu/drm/meson/meson_plane.c
> @@ -138,7 +138,7 @@ static void meson_plane_atomic_update(struct drm_plane *plane,
> OSD_ENDIANNESS_LE);
>
> /* On GXBB, Use the old non-HDR RGB2YUV converter */
> - if (meson_vpu_is_compatible(priv, "amlogic,meson-gxbb-vpu"))
> + if (meson_vpu_is_compatible(priv, VPU_COMPATIBLE_GXBB))
> priv->viu.osd1_blk0_cfg[0] |= OSD_OUTPUT_COLOR_RGB;
>
> switch (fb->format->format) {
> @@ -292,7 +292,7 @@ static void meson_plane_atomic_update(struct drm_plane *plane,
> priv->viu.osd1_blk0_cfg[3] = ((dest.x2 - 1) << 16) | dest.x1;
> priv->viu.osd1_blk0_cfg[4] = ((dest.y2 - 1) << 16) | dest.y1;
>
> - if (meson_vpu_is_compatible(priv, "amlogic,meson-g12a-vpu")) {
> + if (meson_vpu_is_compatible(priv, VPU_COMPATIBLE_G12A)) {
> priv->viu.osd_blend_din0_scope_h = ((dest.x2 - 1) << 16) | dest.x1;
> priv->viu.osd_blend_din0_scope_v = ((dest.y2 - 1) << 16) | dest.y1;
> priv->viu.osb_blend0_size = dst_h << 16 | dst_w;
> @@ -308,8 +308,8 @@ static void meson_plane_atomic_update(struct drm_plane *plane,
>
> if (!meson_plane->enabled) {
> /* Reset OSD1 before enabling it on GXL+ SoCs */
> - if (meson_vpu_is_compatible(priv, "amlogic,meson-gxm-vpu") ||
> - meson_vpu_is_compatible(priv, "amlogic,meson-gxl-vpu"))
> + if (meson_vpu_is_compatible(priv, VPU_COMPATIBLE_GXM) ||
> + meson_vpu_is_compatible(priv, VPU_COMPATIBLE_GXL))
> meson_viu_osd1_reset(priv);
>
> meson_plane->enabled = true;
> @@ -327,7 +327,7 @@ static void meson_plane_atomic_disable(struct drm_plane *plane,
> struct meson_drm *priv = meson_plane->priv;
>
> /* Disable OSD1 */
> - if (meson_vpu_is_compatible(priv, "amlogic,meson-g12a-vpu"))
> + if (meson_vpu_is_compatible(priv, VPU_COMPATIBLE_G12A))
> writel_bits_relaxed(VIU_OSD1_POSTBLD_SRC_OSD1, 0,
> priv->io_base + _REG(OSD1_BLEND_SRC_CTRL));
> else
> diff --git a/drivers/gpu/drm/meson/meson_vclk.c b/drivers/gpu/drm/meson/meson_vclk.c
> index 869231c93617..ac491a781952 100644
> --- a/drivers/gpu/drm/meson/meson_vclk.c
> +++ b/drivers/gpu/drm/meson/meson_vclk.c
> @@ -242,7 +242,7 @@ static void meson_venci_cvbs_clock_config(struct meson_drm *priv)
> unsigned int val;
>
> /* Setup PLL to output 1.485GHz */
> - if (meson_vpu_is_compatible(priv, "amlogic,meson-gxbb-vpu")) {
> + if (meson_vpu_is_compatible(priv, VPU_COMPATIBLE_GXBB)) {
> regmap_write(priv->hhi, HHI_HDMI_PLL_CNTL, 0x5800023d);
> regmap_write(priv->hhi, HHI_HDMI_PLL_CNTL2, 0x00404e00);
> regmap_write(priv->hhi, HHI_HDMI_PLL_CNTL3, 0x0d5c5091);
> @@ -254,8 +254,8 @@ static void meson_venci_cvbs_clock_config(struct meson_drm *priv)
> /* Poll for lock bit */
> regmap_read_poll_timeout(priv->hhi, HHI_HDMI_PLL_CNTL, val,
> (val & HDMI_PLL_LOCK), 10, 0);
> - } else if (meson_vpu_is_compatible(priv, "amlogic,meson-gxm-vpu") ||
> - meson_vpu_is_compatible(priv, "amlogic,meson-gxl-vpu")) {
> + } else if (meson_vpu_is_compatible(priv, VPU_COMPATIBLE_GXM) ||
> + meson_vpu_is_compatible(priv, VPU_COMPATIBLE_GXL)) {
> regmap_write(priv->hhi, HHI_HDMI_PLL_CNTL, 0x4000027b);
> regmap_write(priv->hhi, HHI_HDMI_PLL_CNTL2, 0x800cb300);
> regmap_write(priv->hhi, HHI_HDMI_PLL_CNTL3, 0xa6212844);
> @@ -272,7 +272,7 @@ static void meson_venci_cvbs_clock_config(struct meson_drm *priv)
> /* Poll for lock bit */
> regmap_read_poll_timeout(priv->hhi, HHI_HDMI_PLL_CNTL, val,
> (val & HDMI_PLL_LOCK), 10, 0);
> - } else if (meson_vpu_is_compatible(priv, "amlogic,meson-g12a-vpu")) {
> + } else if (meson_vpu_is_compatible(priv, VPU_COMPATIBLE_G12A)) {
> regmap_write(priv->hhi, HHI_HDMI_PLL_CNTL, 0x1a0504f7);
> regmap_write(priv->hhi, HHI_HDMI_PLL_CNTL2, 0x00010000);
> regmap_write(priv->hhi, HHI_HDMI_PLL_CNTL3, 0x00000000);
> @@ -300,7 +300,7 @@ static void meson_venci_cvbs_clock_config(struct meson_drm *priv)
> VCLK2_DIV_MASK, (55 - 1));
>
> /* select vid_pll for vclk2 */
> - if (meson_vpu_is_compatible(priv, "amlogic,meson-g12a-vpu"))
> + if (meson_vpu_is_compatible(priv, VPU_COMPATIBLE_G12A))
> regmap_update_bits(priv->hhi, HHI_VIID_CLK_CNTL,
> VCLK2_SEL_MASK, (0 << VCLK2_SEL_SHIFT));
> else
> @@ -455,7 +455,7 @@ void meson_hdmi_pll_set_params(struct meson_drm *priv, unsigned int m,
> {
> unsigned int val;
>
> - if (meson_vpu_is_compatible(priv, "amlogic,meson-gxbb-vpu")) {
> + if (meson_vpu_is_compatible(priv, VPU_COMPATIBLE_GXBB)) {
> regmap_write(priv->hhi, HHI_HDMI_PLL_CNTL, 0x58000200 | m);
> if (frac)
> regmap_write(priv->hhi, HHI_HDMI_PLL_CNTL2,
> @@ -475,8 +475,8 @@ void meson_hdmi_pll_set_params(struct meson_drm *priv, unsigned int m,
> /* Poll for lock bit */
> regmap_read_poll_timeout(priv->hhi, HHI_HDMI_PLL_CNTL,
> val, (val & HDMI_PLL_LOCK), 10, 0);
> - } else if (meson_vpu_is_compatible(priv, "amlogic,meson-gxm-vpu") ||
> - meson_vpu_is_compatible(priv, "amlogic,meson-gxl-vpu")) {
> + } else if (meson_vpu_is_compatible(priv, VPU_COMPATIBLE_GXM) ||
> + meson_vpu_is_compatible(priv, VPU_COMPATIBLE_GXL)) {
> regmap_write(priv->hhi, HHI_HDMI_PLL_CNTL, 0x40000200 | m);
> regmap_write(priv->hhi, HHI_HDMI_PLL_CNTL2, 0x800cb000 | frac);
> regmap_write(priv->hhi, HHI_HDMI_PLL_CNTL3, 0x860f30c4);
> @@ -493,7 +493,7 @@ void meson_hdmi_pll_set_params(struct meson_drm *priv, unsigned int m,
> /* Poll for lock bit */
> regmap_read_poll_timeout(priv->hhi, HHI_HDMI_PLL_CNTL, val,
> (val & HDMI_PLL_LOCK), 10, 0);
> - } else if (meson_vpu_is_compatible(priv, "amlogic,meson-g12a-vpu")) {
> + } else if (meson_vpu_is_compatible(priv, VPU_COMPATIBLE_G12A)) {
> regmap_write(priv->hhi, HHI_HDMI_PLL_CNTL, 0x0b3a0400 | m);
>
> /* Enable and reset */
> @@ -545,36 +545,36 @@ void meson_hdmi_pll_set_params(struct meson_drm *priv, unsigned int m,
> } while(1);
> }
>
> - if (meson_vpu_is_compatible(priv, "amlogic,meson-gxbb-vpu"))
> + if (meson_vpu_is_compatible(priv, VPU_COMPATIBLE_GXBB))
> regmap_update_bits(priv->hhi, HHI_HDMI_PLL_CNTL2,
> 3 << 16, pll_od_to_reg(od1) << 16);
> - else if (meson_vpu_is_compatible(priv, "amlogic,meson-gxm-vpu") ||
> - meson_vpu_is_compatible(priv, "amlogic,meson-gxl-vpu"))
> + else if (meson_vpu_is_compatible(priv, VPU_COMPATIBLE_GXM) ||
> + meson_vpu_is_compatible(priv, VPU_COMPATIBLE_GXL))
> regmap_update_bits(priv->hhi, HHI_HDMI_PLL_CNTL3,
> 3 << 21, pll_od_to_reg(od1) << 21);
> - else if (meson_vpu_is_compatible(priv, "amlogic,meson-g12a-vpu"))
> + else if (meson_vpu_is_compatible(priv, VPU_COMPATIBLE_G12A))
> regmap_update_bits(priv->hhi, HHI_HDMI_PLL_CNTL,
> 3 << 16, pll_od_to_reg(od1) << 16);
>
> - if (meson_vpu_is_compatible(priv, "amlogic,meson-gxbb-vpu"))
> + if (meson_vpu_is_compatible(priv, VPU_COMPATIBLE_GXBB))
> regmap_update_bits(priv->hhi, HHI_HDMI_PLL_CNTL2,
> 3 << 22, pll_od_to_reg(od2) << 22);
> - else if (meson_vpu_is_compatible(priv, "amlogic,meson-gxm-vpu") ||
> - meson_vpu_is_compatible(priv, "amlogic,meson-gxl-vpu"))
> + else if (meson_vpu_is_compatible(priv, VPU_COMPATIBLE_GXM) ||
> + meson_vpu_is_compatible(priv, VPU_COMPATIBLE_GXL))
> regmap_update_bits(priv->hhi, HHI_HDMI_PLL_CNTL3,
> 3 << 23, pll_od_to_reg(od2) << 23);
> - else if (meson_vpu_is_compatible(priv, "amlogic,meson-g12a-vpu"))
> + else if (meson_vpu_is_compatible(priv, VPU_COMPATIBLE_G12A))
> regmap_update_bits(priv->hhi, HHI_HDMI_PLL_CNTL,
> 3 << 18, pll_od_to_reg(od2) << 18);
>
> - if (meson_vpu_is_compatible(priv, "amlogic,meson-gxbb-vpu"))
> + if (meson_vpu_is_compatible(priv, VPU_COMPATIBLE_GXBB))
> regmap_update_bits(priv->hhi, HHI_HDMI_PLL_CNTL2,
> 3 << 18, pll_od_to_reg(od3) << 18);
> - else if (meson_vpu_is_compatible(priv, "amlogic,meson-gxm-vpu") ||
> - meson_vpu_is_compatible(priv, "amlogic,meson-gxl-vpu"))
> + else if (meson_vpu_is_compatible(priv, VPU_COMPATIBLE_GXM) ||
> + meson_vpu_is_compatible(priv, VPU_COMPATIBLE_GXL))
> regmap_update_bits(priv->hhi, HHI_HDMI_PLL_CNTL3,
> 3 << 19, pll_od_to_reg(od3) << 19);
> - else if (meson_vpu_is_compatible(priv, "amlogic,meson-g12a-vpu"))
> + else if (meson_vpu_is_compatible(priv, VPU_COMPATIBLE_G12A))
> regmap_update_bits(priv->hhi, HHI_HDMI_PLL_CNTL,
> 3 << 20, pll_od_to_reg(od3) << 20);
> }
> @@ -585,7 +585,7 @@ static unsigned int meson_hdmi_pll_get_m(struct meson_drm *priv,
> unsigned int pll_freq)
> {
> /* The GXBB PLL has a /2 pre-multiplier */
> - if (meson_vpu_is_compatible(priv, "amlogic,meson-gxbb-vpu"))
> + if (meson_vpu_is_compatible(priv, VPU_COMPATIBLE_GXBB))
> pll_freq /= 2;
>
> return pll_freq / XTAL_FREQ;
> @@ -605,12 +605,12 @@ static unsigned int meson_hdmi_pll_get_frac(struct meson_drm *priv,
> unsigned int frac;
>
> /* The GXBB PLL has a /2 pre-multiplier and a larger FRAC width */
> - if (meson_vpu_is_compatible(priv, "amlogic,meson-gxbb-vpu")) {
> + if (meson_vpu_is_compatible(priv, VPU_COMPATIBLE_GXBB)) {
> frac_max = HDMI_FRAC_MAX_GXBB;
> parent_freq *= 2;
> }
>
> - if (meson_vpu_is_compatible(priv, "amlogic,meson-g12a-vpu"))
> + if (meson_vpu_is_compatible(priv, VPU_COMPATIBLE_G12A))
> frac_max = HDMI_FRAC_MAX_G12A;
>
> /* We can have a perfect match !*/
> @@ -631,15 +631,15 @@ static bool meson_hdmi_pll_validate_params(struct meson_drm *priv,
> unsigned int m,
> unsigned int frac)
> {
> - if (meson_vpu_is_compatible(priv, "amlogic,meson-gxbb-vpu")) {
> + if (meson_vpu_is_compatible(priv, VPU_COMPATIBLE_GXBB)) {
> /* Empiric supported min/max dividers */
> if (m < 53 || m > 123)
> return false;
> if (frac >= HDMI_FRAC_MAX_GXBB)
> return false;
> - } else if (meson_vpu_is_compatible(priv, "amlogic,meson-gxm-vpu") ||
> - meson_vpu_is_compatible(priv, "amlogic,meson-gxl-vpu") ||
> - meson_vpu_is_compatible(priv, "amlogic,meson-g12a-vpu")) {
> + } else if (meson_vpu_is_compatible(priv, VPU_COMPATIBLE_GXM) ||
> + meson_vpu_is_compatible(priv, VPU_COMPATIBLE_GXL) ||
> + meson_vpu_is_compatible(priv, VPU_COMPATIBLE_G12A)) {
> /* Empiric supported min/max dividers */
> if (m < 106 || m > 247)
> return false;
> @@ -759,7 +759,7 @@ static void meson_vclk_set(struct meson_drm *priv, unsigned int pll_base_freq,
> /* Set HDMI PLL rate */
> if (!od1 && !od2 && !od3) {
> meson_hdmi_pll_generic_set(priv, pll_base_freq);
> - } else if (meson_vpu_is_compatible(priv, "amlogic,meson-gxbb-vpu")) {
> + } else if (meson_vpu_is_compatible(priv, VPU_COMPATIBLE_GXBB)) {
> switch (pll_base_freq) {
> case 2970000:
> m = 0x3d;
> @@ -776,8 +776,8 @@ static void meson_vclk_set(struct meson_drm *priv, unsigned int pll_base_freq,
> }
>
> meson_hdmi_pll_set_params(priv, m, frac, od1, od2, od3);
> - } else if (meson_vpu_is_compatible(priv, "amlogic,meson-gxm-vpu") ||
> - meson_vpu_is_compatible(priv, "amlogic,meson-gxl-vpu")) {
> + } else if (meson_vpu_is_compatible(priv, VPU_COMPATIBLE_GXM) ||
> + meson_vpu_is_compatible(priv, VPU_COMPATIBLE_GXL)) {
> switch (pll_base_freq) {
> case 2970000:
> m = 0x7b;
> @@ -794,7 +794,7 @@ static void meson_vclk_set(struct meson_drm *priv, unsigned int pll_base_freq,
> }
>
> meson_hdmi_pll_set_params(priv, m, frac, od1, od2, od3);
> - } else if (meson_vpu_is_compatible(priv, "amlogic,meson-g12a-vpu")) {
> + } else if (meson_vpu_is_compatible(priv, VPU_COMPATIBLE_G12A)) {
> switch (pll_base_freq) {
> case 2970000:
> m = 0x7b;
> diff --git a/drivers/gpu/drm/meson/meson_venc.c b/drivers/gpu/drm/meson/meson_venc.c
> index 679d2274531c..4efd7864d5bf 100644
> --- a/drivers/gpu/drm/meson/meson_venc.c
> +++ b/drivers/gpu/drm/meson/meson_venc.c
> @@ -1759,7 +1759,7 @@ void meson_venc_disable_vsync(struct meson_drm *priv)
> void meson_venc_init(struct meson_drm *priv)
> {
> /* Disable CVBS VDAC */
> - if (meson_vpu_is_compatible(priv, "amlogic,meson-g12a-vpu")) {
> + if (meson_vpu_is_compatible(priv, VPU_COMPATIBLE_G12A)) {
> regmap_write(priv->hhi, HHI_VDAC_CNTL0_G12A, 0);
> regmap_write(priv->hhi, HHI_VDAC_CNTL1_G12A, 8);
> } else {
> diff --git a/drivers/gpu/drm/meson/meson_venc_cvbs.c b/drivers/gpu/drm/meson/meson_venc_cvbs.c
> index 6dc130a24070..9ab27aecfcf3 100644
> --- a/drivers/gpu/drm/meson/meson_venc_cvbs.c
> +++ b/drivers/gpu/drm/meson/meson_venc_cvbs.c
> @@ -155,7 +155,7 @@ static void meson_venc_cvbs_encoder_disable(struct drm_encoder *encoder)
> struct meson_drm *priv = meson_venc_cvbs->priv;
>
> /* Disable CVBS VDAC */
> - if (meson_vpu_is_compatible(priv, "amlogic,meson-g12a-vpu")) {
> + if (meson_vpu_is_compatible(priv, VPU_COMPATIBLE_G12A)) {
> regmap_write(priv->hhi, HHI_VDAC_CNTL0_G12A, 0);
> regmap_write(priv->hhi, HHI_VDAC_CNTL1_G12A, 0);
> } else {
> @@ -174,14 +174,14 @@ static void meson_venc_cvbs_encoder_enable(struct drm_encoder *encoder)
> writel_bits_relaxed(VENC_VDAC_SEL_ATV_DMD, 0,
> priv->io_base + _REG(VENC_VDAC_DACSEL0));
>
> - if (meson_vpu_is_compatible(priv, "amlogic,meson-gxbb-vpu")) {
> + if (meson_vpu_is_compatible(priv, VPU_COMPATIBLE_GXBB)) {
> regmap_write(priv->hhi, HHI_VDAC_CNTL0, 1);
> regmap_write(priv->hhi, HHI_VDAC_CNTL1, 0);
> - } else if (meson_vpu_is_compatible(priv, "amlogic,meson-gxm-vpu") ||
> - meson_vpu_is_compatible(priv, "amlogic,meson-gxl-vpu")) {
> + } else if (meson_vpu_is_compatible(priv, VPU_COMPATIBLE_GXM) ||
> + meson_vpu_is_compatible(priv, VPU_COMPATIBLE_GXL)) {
> regmap_write(priv->hhi, HHI_VDAC_CNTL0, 0xf0001);
> regmap_write(priv->hhi, HHI_VDAC_CNTL1, 0);
> - } else if (meson_vpu_is_compatible(priv, "amlogic,meson-g12a-vpu")) {
> + } else if (meson_vpu_is_compatible(priv, VPU_COMPATIBLE_G12A)) {
> regmap_write(priv->hhi, HHI_VDAC_CNTL0_G12A, 0x906001);
> regmap_write(priv->hhi, HHI_VDAC_CNTL1_G12A, 0);
> }
> diff --git a/drivers/gpu/drm/meson/meson_viu.c b/drivers/gpu/drm/meson/meson_viu.c
> index e70cd55d56c9..68cf2c2eca5f 100644
> --- a/drivers/gpu/drm/meson/meson_viu.c
> +++ b/drivers/gpu/drm/meson/meson_viu.c
> @@ -353,10 +353,10 @@ void meson_viu_init(struct meson_drm *priv)
> priv->io_base + _REG(VIU_OSD2_CTRL_STAT));
>
> /* On GXL/GXM, Use the 10bit HDR conversion matrix */
> - if (meson_vpu_is_compatible(priv, "amlogic,meson-gxm-vpu") ||
> - meson_vpu_is_compatible(priv, "amlogic,meson-gxl-vpu"))
> + if (meson_vpu_is_compatible(priv, VPU_COMPATIBLE_GXM) ||
> + meson_vpu_is_compatible(priv, VPU_COMPATIBLE_GXL))
> meson_viu_load_matrix(priv);
> - else if (meson_vpu_is_compatible(priv, "amlogic,meson-g12a-vpu"))
> + else if (meson_vpu_is_compatible(priv, VPU_COMPATIBLE_G12A))
> meson_viu_set_g12a_osd1_matrix(priv, RGB709_to_YUV709l_coeff,
> true);
>
> @@ -367,7 +367,7 @@ void meson_viu_init(struct meson_drm *priv)
> VIU_OSD_WORDS_PER_BURST(4) | /* 4 words in 1 burst */
> VIU_OSD_FIFO_LIMITS(2); /* fifo_lim: 2*16=32 */
>
> - if (meson_vpu_is_compatible(priv, "amlogic,meson-g12a-vpu"))
> + if (meson_vpu_is_compatible(priv, VPU_COMPATIBLE_G12A))
> reg |= meson_viu_osd_burst_length_reg(32);
> else
> reg |= meson_viu_osd_burst_length_reg(64);
> @@ -394,7 +394,7 @@ void meson_viu_init(struct meson_drm *priv)
> writel_relaxed(0x00FF00C0,
> priv->io_base + _REG(VD2_IF0_LUMA_FIFO_SIZE));
>
> - if (meson_vpu_is_compatible(priv, "amlogic,meson-g12a-vpu")) {
> + if (meson_vpu_is_compatible(priv, VPU_COMPATIBLE_G12A)) {
> writel_relaxed(VIU_OSD_BLEND_REORDER(0, 1) |
> VIU_OSD_BLEND_REORDER(1, 0) |
> VIU_OSD_BLEND_REORDER(2, 0) |
> diff --git a/drivers/gpu/drm/meson/meson_vpp.c b/drivers/gpu/drm/meson/meson_vpp.c
> index 1429f3be6028..154837688ab0 100644
> --- a/drivers/gpu/drm/meson/meson_vpp.c
> +++ b/drivers/gpu/drm/meson/meson_vpp.c
> @@ -91,20 +91,20 @@ static void meson_vpp_write_vd_scaling_filter_coefs(struct meson_drm *priv,
> void meson_vpp_init(struct meson_drm *priv)
> {
> /* set dummy data default YUV black */
> - if (meson_vpu_is_compatible(priv, "amlogic,meson-gxl-vpu"))
> + if (meson_vpu_is_compatible(priv, VPU_COMPATIBLE_GXL))
> writel_relaxed(0x108080, priv->io_base + _REG(VPP_DUMMY_DATA1));
> - else if (meson_vpu_is_compatible(priv, "amlogic,meson-gxm-vpu")) {
> + else if (meson_vpu_is_compatible(priv, VPU_COMPATIBLE_GXM)) {
> writel_bits_relaxed(0xff << 16, 0xff << 16,
> priv->io_base + _REG(VIU_MISC_CTRL1));
> writel_relaxed(VPP_PPS_DUMMY_DATA_MODE,
> priv->io_base + _REG(VPP_DOLBY_CTRL));
> writel_relaxed(0x1020080,
> priv->io_base + _REG(VPP_DUMMY_DATA1));
> - } else if (meson_vpu_is_compatible(priv, "amlogic,meson-g12a-vpu"))
> + } else if (meson_vpu_is_compatible(priv, VPU_COMPATIBLE_G12A))
> writel_relaxed(0xf, priv->io_base + _REG(DOLBY_PATH_CTRL));
>
> /* Initialize vpu fifo control registers */
> - if (meson_vpu_is_compatible(priv, "amlogic,meson-g12a-vpu"))
> + if (meson_vpu_is_compatible(priv, VPU_COMPATIBLE_G12A))
> writel_relaxed(VPP_OFIFO_SIZE_DEFAULT,
> priv->io_base + _REG(VPP_OFIFO_SIZE));
> else
> @@ -113,7 +113,7 @@ void meson_vpp_init(struct meson_drm *priv)
> writel_relaxed(VPP_POSTBLEND_HOLD_LINES(4) | VPP_PREBLEND_HOLD_LINES(4),
> priv->io_base + _REG(VPP_HOLD_LINES));
>
> - if (!meson_vpu_is_compatible(priv, "amlogic,meson-g12a-vpu")) {
> + if (!meson_vpu_is_compatible(priv, VPU_COMPATIBLE_G12A)) {
> /* Turn off preblend */
> writel_bits_relaxed(VPP_PREBLEND_ENABLE, 0,
> priv->io_base + _REG(VPP_MISC));
>