diff options
Diffstat (limited to 'drivers/gpu/drm/stm')
| -rw-r--r-- | drivers/gpu/drm/stm/drv.c | 3 | ||||
| -rw-r--r-- | drivers/gpu/drm/stm/dw_mipi_dsi-stm.c | 8 |
2 files changed, 7 insertions, 4 deletions
diff --git a/drivers/gpu/drm/stm/drv.c b/drivers/gpu/drm/stm/drv.c index b333b37f3f89..c857663eafc2 100644 --- a/drivers/gpu/drm/stm/drv.c +++ b/drivers/gpu/drm/stm/drv.c @@ -17,6 +17,7 @@ #include <drm/drm_crtc_helper.h> #include <drm/drm_fb_cma_helper.h> #include <drm/drm_gem_cma_helper.h> +#include <drm/drm_gem_framebuffer_helper.h> #include "ltdc.h" @@ -31,7 +32,7 @@ static void drv_output_poll_changed(struct drm_device *ddev) } static const struct drm_mode_config_funcs drv_mode_config_funcs = { - .fb_create = drm_fb_cma_create, + .fb_create = drm_gem_fb_create, .output_poll_changed = drv_output_poll_changed, .atomic_check = drm_atomic_helper_check, .atomic_commit = drm_atomic_helper_commit, diff --git a/drivers/gpu/drm/stm/dw_mipi_dsi-stm.c b/drivers/gpu/drm/stm/dw_mipi_dsi-stm.c index 568c5d0461ea..e5b6310240fe 100644 --- a/drivers/gpu/drm/stm/dw_mipi_dsi-stm.c +++ b/drivers/gpu/drm/stm/dw_mipi_dsi-stm.c @@ -113,11 +113,13 @@ static enum dsi_color dsi_color_from_mipi(enum mipi_dsi_pixel_format fmt) static int dsi_pll_get_clkout_khz(int clkin_khz, int idf, int ndiv, int odf) { + int divisor = idf * odf; + /* prevent from division by 0 */ - if (idf * odf) - return DIV_ROUND_CLOSEST(clkin_khz * ndiv, idf * odf); + if (!divisor) + return 0; - return 0; + return DIV_ROUND_CLOSEST(clkin_khz * ndiv, divisor); } static int dsi_pll_get_params(int clkin_khz, int clkout_khz, |
