[PATCH 20/36] drm/ast: use bpp instead of cpp for drm_format_info

From: Sandy Huang
Date: Mon Sep 23 2019 - 08:49:48 EST


cpp[BytePerPlane] can't describe the 10bit data format correctly,
So we use bpp[BitPerPlane] to instead cpp.

Signed-off-by: Sandy Huang <hjc@xxxxxxxxxxxxxx>
---
drivers/gpu/drm/ast/ast_mode.c | 8 ++++----
1 file changed, 4 insertions(+), 4 deletions(-)

diff --git a/drivers/gpu/drm/ast/ast_mode.c b/drivers/gpu/drm/ast/ast_mode.c
index c191e8e..439d0b3 100644
--- a/drivers/gpu/drm/ast/ast_mode.c
+++ b/drivers/gpu/drm/ast/ast_mode.c
@@ -93,7 +93,7 @@ static bool ast_get_vbios_mode_info(struct drm_crtc *crtc, struct drm_display_mo
u32 hborder, vborder;
bool check_sync;

- switch (fb->format->cpp[0] * 8) {
+ switch (fb->format->bpp[0]) {
case 8:
vbios_mode->std_table = &vbios_stdtable[VGAModeIndex];
color_index = VGAModeIndex - 1;
@@ -217,7 +217,7 @@ static bool ast_get_vbios_mode_info(struct drm_crtc *crtc, struct drm_display_mo
if (vbios_mode->enh_table->flags & NewModeInfo) {
ast_set_index_reg(ast, AST_IO_CRTC_PORT, 0x91, 0xa8);
ast_set_index_reg(ast, AST_IO_CRTC_PORT, 0x92,
- fb->format->cpp[0] * 8);
+ fb->format->bpp[0]);
ast_set_index_reg(ast, AST_IO_CRTC_PORT, 0x93, adjusted_mode->clock / 1000);
ast_set_index_reg(ast, AST_IO_CRTC_PORT, 0x94, adjusted_mode->crtc_hdisplay);
ast_set_index_reg(ast, AST_IO_CRTC_PORT, 0x95, adjusted_mode->crtc_hdisplay >> 8);
@@ -422,7 +422,7 @@ static void ast_set_ext_reg(struct drm_crtc *crtc, struct drm_display_mode *mode
const struct drm_framebuffer *fb = crtc->primary->fb;
u8 jregA0 = 0, jregA3 = 0, jregA8 = 0;

- switch (fb->format->cpp[0] * 8) {
+ switch (fb->format->bpp[0]) {
case 8:
jregA0 = 0x70;
jregA3 = 0x01;
@@ -480,7 +480,7 @@ static bool ast_set_dac_reg(struct drm_crtc *crtc, struct drm_display_mode *mode
{
const struct drm_framebuffer *fb = crtc->primary->fb;

- switch (fb->format->cpp[0] * 8) {
+ switch (fb->format->bpp[0]) {
case 8:
break;
default:
--
2.7.4