[why]
Analyzer shows incorrect V freq in MSA for some large timing.
[how]
Cast an 32 bit integer to uint64_t before multiplication to avoid
integer overflow for a very large timing.
Reviewed-by: Ariel Bernstein <Eric.Bernstein@amd.com>
Acked-by: Hamza Mahfooz <hamza.mahfooz@amd.com>
Signed-off-by: Wenjing Liu <wenjing.liu@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
uint32_t h_back_porch;
uint32_t h_width;
uint32_t v_height;
- unsigned long long v_freq;
+ uint64_t v_freq;
uint8_t misc0 = 0;
uint8_t misc1 = 0;
uint8_t hsp;
v_height = hw_crtc_timing.v_border_top + hw_crtc_timing.v_addressable + hw_crtc_timing.v_border_bottom;
hsp = hw_crtc_timing.flags.HSYNC_POSITIVE_POLARITY ? 0 : 0x80;
vsp = hw_crtc_timing.flags.VSYNC_POSITIVE_POLARITY ? 0 : 0x80;
- v_freq = hw_crtc_timing.pix_clk_100hz * 100;
+ v_freq = (uint64_t)hw_crtc_timing.pix_clk_100hz * 100;
/* MSA Packet Mapping to 32-bit Link Symbols - DP2 spec, section 2.7.4.1
*