From bfb86819829e5ed5eaba4b9449ecfe6db4f9f91e Mon Sep 17 00:00:00 2001 From: Julien Masson Date: Mon, 24 Jun 2019 16:48:27 +0200 Subject: [PATCH] drm: meson: drv: use macro when initializing vpu This patch add new macro which is used to set WRARB/RDARB mode of the VPU. Signed-off-by: Julien Masson Reviewed-by: Neil Armstrong Signed-off-by: Neil Armstrong Link: https://patchwork.freedesktop.org/patch/msgid/86v9wv82f1.fsf@baylibre.com --- drivers/gpu/drm/meson/meson_drv.c | 26 +++++++++++++++++++++---- drivers/gpu/drm/meson/meson_registers.h | 1 + 2 files changed, 23 insertions(+), 4 deletions(-) diff --git a/drivers/gpu/drm/meson/meson_drv.c b/drivers/gpu/drm/meson/meson_drv.c index 42af49afdd75..ae0166181606 100644 --- a/drivers/gpu/drm/meson/meson_drv.c +++ b/drivers/gpu/drm/meson/meson_drv.c @@ -140,10 +140,28 @@ static struct regmap_config meson_regmap_config = { static void meson_vpu_init(struct meson_drm *priv) { - writel_relaxed(0x210000, priv->io_base + _REG(VPU_RDARB_MODE_L1C1)); - writel_relaxed(0x10000, priv->io_base + _REG(VPU_RDARB_MODE_L1C2)); - writel_relaxed(0x900000, priv->io_base + _REG(VPU_RDARB_MODE_L2C1)); - writel_relaxed(0x20000, priv->io_base + _REG(VPU_WRARB_MODE_L2C1)); + u32 value; + + /* + * Slave dc0 and dc5 connected to master port 1. + * By default other slaves are connected to master port 0. + */ + value = VPU_RDARB_SLAVE_TO_MASTER_PORT(0, 1) | + VPU_RDARB_SLAVE_TO_MASTER_PORT(5, 1); + writel_relaxed(value, priv->io_base + _REG(VPU_RDARB_MODE_L1C1)); + + /* Slave dc0 connected to master port 1 */ + value = VPU_RDARB_SLAVE_TO_MASTER_PORT(0, 1); + writel_relaxed(value, priv->io_base + _REG(VPU_RDARB_MODE_L1C2)); + + /* Slave dc4 and dc7 connected to master port 1 */ + value = VPU_RDARB_SLAVE_TO_MASTER_PORT(4, 1) | + VPU_RDARB_SLAVE_TO_MASTER_PORT(7, 1); + writel_relaxed(value, priv->io_base + _REG(VPU_RDARB_MODE_L2C1)); + + /* Slave dc1 connected to master port 1 */ + value = VPU_RDARB_SLAVE_TO_MASTER_PORT(1, 1); + writel_relaxed(value, priv->io_base + _REG(VPU_WRARB_MODE_L2C1)); } static void meson_remove_framebuffers(void) diff --git a/drivers/gpu/drm/meson/meson_registers.h b/drivers/gpu/drm/meson/meson_registers.h index e5e87c2303b7..dfa693c3f16a 100644 --- a/drivers/gpu/drm/meson/meson_registers.h +++ b/drivers/gpu/drm/meson/meson_registers.h @@ -1488,6 +1488,7 @@ #define VPU_RDARB_MODE_L1C2 0x2799 #define VPU_RDARB_MODE_L2C1 0x279d #define VPU_WRARB_MODE_L2C1 0x27a2 +#define VPU_RDARB_SLAVE_TO_MASTER_PORT(dc, port) (port << (16 + dc)) /* osd super scale */ #define OSDSR_HV_SIZEIN 0x3130 -- 2.30.2