diff options
Diffstat (limited to 'target/linux/bcm27xx/patches-5.4/950-0548-drm-vc4-crtc-Deal-with-different-number-of-pixel-per.patch')
-rw-r--r-- | target/linux/bcm27xx/patches-5.4/950-0548-drm-vc4-crtc-Deal-with-different-number-of-pixel-per.patch | 86 |
1 files changed, 0 insertions, 86 deletions
diff --git a/target/linux/bcm27xx/patches-5.4/950-0548-drm-vc4-crtc-Deal-with-different-number-of-pixel-per.patch b/target/linux/bcm27xx/patches-5.4/950-0548-drm-vc4-crtc-Deal-with-different-number-of-pixel-per.patch deleted file mode 100644 index 5949e616f9..0000000000 --- a/target/linux/bcm27xx/patches-5.4/950-0548-drm-vc4-crtc-Deal-with-different-number-of-pixel-per.patch +++ /dev/null @@ -1,86 +0,0 @@ -From b8714036be64c86a274ea49ba0066af0a81c6b98 Mon Sep 17 00:00:00 2001 -From: Maxime Ripard <maxime@cerno.tech> -Date: Thu, 26 Dec 2019 11:36:50 +0100 -Subject: [PATCH] drm/vc4: crtc: Deal with different number of pixel - per clock - -Some of the HDMI pixelvalves in vc5 output two pixels per clock cycle. -Let's put the number of pixel output per clock cycle in the CRTC data and -update the various calculations to reflect that. - -Signed-off-by: Maxime Ripard <maxime@cerno.tech> ---- - drivers/gpu/drm/vc4/vc4_crtc.c | 17 ++++++++++------- - drivers/gpu/drm/vc4/vc4_drv.h | 3 +++ - 2 files changed, 13 insertions(+), 7 deletions(-) - ---- a/drivers/gpu/drm/vc4/vc4_crtc.c -+++ b/drivers/gpu/drm/vc4/vc4_crtc.c -@@ -281,6 +281,7 @@ static void vc4_crtc_config_pv(struct dr - bool is_dsi = (vc4_encoder->type == VC4_ENCODER_TYPE_DSI0 || - vc4_encoder->type == VC4_ENCODER_TYPE_DSI1); - u32 format = is_dsi ? PV_CONTROL_FORMAT_DSIV_24 : PV_CONTROL_FORMAT_24; -+ u8 ppc = vc4_crtc->data->pixels_per_clock; - - /* Reset the PV fifo. */ - CRTC_WRITE(PV_CONTROL, 0); -@@ -288,17 +289,16 @@ static void vc4_crtc_config_pv(struct dr - CRTC_WRITE(PV_CONTROL, 0); - - CRTC_WRITE(PV_HORZA, -- VC4_SET_FIELD((mode->htotal - -- mode->hsync_end) * pixel_rep, -+ VC4_SET_FIELD((mode->htotal - mode->hsync_end) * pixel_rep / ppc, - PV_HORZA_HBP) | -- VC4_SET_FIELD((mode->hsync_end - -- mode->hsync_start) * pixel_rep, -+ VC4_SET_FIELD((mode->hsync_end - mode->hsync_start) * pixel_rep / ppc, - PV_HORZA_HSYNC)); -+ - CRTC_WRITE(PV_HORZB, -- VC4_SET_FIELD((mode->hsync_start - -- mode->hdisplay) * pixel_rep, -+ VC4_SET_FIELD((mode->hsync_start - mode->hdisplay) * pixel_rep / ppc, - PV_HORZB_HFP) | -- VC4_SET_FIELD(mode->hdisplay * pixel_rep, PV_HORZB_HACTIVE)); -+ VC4_SET_FIELD(mode->hdisplay * pixel_rep / ppc, -+ PV_HORZB_HACTIVE)); - - CRTC_WRITE(PV_VERTA, - VC4_SET_FIELD(mode->crtc_vtotal - mode->crtc_vsync_end, -@@ -1038,6 +1038,7 @@ static const struct drm_crtc_helper_func - static const struct vc4_crtc_data bcm2835_pv0_data = { - .hvs_channel = 0, - .debugfs_name = "crtc0_regs", -+ .pixels_per_clock = 1, - .encoder_types = { - [PV_CONTROL_CLK_SELECT_DSI] = VC4_ENCODER_TYPE_DSI0, - [PV_CONTROL_CLK_SELECT_DPI_SMI_HDMI] = VC4_ENCODER_TYPE_DPI, -@@ -1047,6 +1048,7 @@ static const struct vc4_crtc_data bcm283 - static const struct vc4_crtc_data bcm2835_pv1_data = { - .hvs_channel = 2, - .debugfs_name = "crtc1_regs", -+ .pixels_per_clock = 1, - .encoder_types = { - [PV_CONTROL_CLK_SELECT_DSI] = VC4_ENCODER_TYPE_DSI1, - [PV_CONTROL_CLK_SELECT_DPI_SMI_HDMI] = VC4_ENCODER_TYPE_SMI, -@@ -1056,6 +1058,7 @@ static const struct vc4_crtc_data bcm283 - static const struct vc4_crtc_data bcm2835_pv2_data = { - .hvs_channel = 1, - .debugfs_name = "crtc2_regs", -+ .pixels_per_clock = 1, - .encoder_types = { - [PV_CONTROL_CLK_SELECT_DPI_SMI_HDMI] = VC4_ENCODER_TYPE_HDMI, - [PV_CONTROL_CLK_SELECT_VEC] = VC4_ENCODER_TYPE_VEC, ---- a/drivers/gpu/drm/vc4/vc4_drv.h -+++ b/drivers/gpu/drm/vc4/vc4_drv.h -@@ -455,6 +455,9 @@ struct vc4_crtc_data { - /* Which channel of the HVS this pixelvalve sources from. */ - int hvs_channel; - -+ /* Number of pixels output per clock period */ -+ u8 pixels_per_clock; -+ - enum vc4_encoder_type encoder_types[4]; - const char *debugfs_name; - }; |